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2775 lines
95 KiB
2775 lines
95 KiB
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/**
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* Scintilla source code edit control
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* @file ScintillaCocoa.mm - Cocoa subclass of ScintillaBase
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*
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* Written by Mike Lischke <mlischke@sun.com>
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*
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* Loosely based on ScintillaMacOSX.cxx.
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* Copyright 2003 by Evan Jones <ejones@uwaterloo.ca>
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* Based on ScintillaGTK.cxx Copyright 1998-2002 by Neil Hodgson <neilh@scintilla.org>
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* The License.txt file describes the conditions under which this software may be distributed.
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*
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* Copyright (c) 2009, 2010 Sun Microsystems, Inc. All rights reserved.
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* This file is dual licensed under LGPL v2.1 and the Scintilla license (http://www.scintilla.org/License.txt).
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*/
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#include <cmath>
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#include <string_view>
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#include <vector>
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#include <optional>
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#import <Cocoa/Cocoa.h>
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#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
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#import <QuartzCore/CAGradientLayer.h>
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#endif
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#import <QuartzCore/CAAnimation.h>
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#import <QuartzCore/CATransaction.h>
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#import "ScintillaTypes.h"
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#import "ScintillaMessages.h"
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#import "ScintillaStructures.h"
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#import "Debugging.h"
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#import "Geometry.h"
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#import "Platform.h"
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#import "ScintillaView.h"
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#import "ScintillaCocoa.h"
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#import "PlatCocoa.h"
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using namespace Scintilla;
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using namespace Scintilla::Internal;
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NSString *ScintillaRecPboardType = @"com.scintilla.utf16-plain-text.rectangular";
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//--------------------------------------------------------------------------------------------------
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// Define keyboard shortcuts (equivalents) the Mac way.
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#define SCI_CMD ( SCI_CTRL)
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#define SCI_SCMD ( SCI_CMD | SCI_SHIFT)
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#define SCI_SMETA ( SCI_META | SCI_SHIFT)
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namespace {
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constexpr Keys Key(char ch) {
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return static_cast<Keys>(ch);
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}
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}
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static const KeyToCommand macMapDefault[] = {
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// macOS specific
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{Keys::Down, SCI_CTRL, Message::DocumentEnd},
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{Keys::Down, SCI_CSHIFT, Message::DocumentEndExtend},
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{Keys::Up, SCI_CTRL, Message::DocumentStart},
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{Keys::Up, SCI_CSHIFT, Message::DocumentStartExtend},
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{Keys::Left, SCI_CTRL, Message::VCHome},
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{Keys::Left, SCI_CSHIFT, Message::VCHomeExtend},
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{Keys::Right, SCI_CTRL, Message::LineEnd},
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{Keys::Right, SCI_CSHIFT, Message::LineEndExtend},
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// Similar to Windows and GTK+
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// Where equivalent clashes with macOS standard, use Meta instead
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{Keys::Down, SCI_NORM, Message::LineDown},
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{Keys::Down, SCI_SHIFT, Message::LineDownExtend},
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{Keys::Down, SCI_META, Message::LineScrollDown},
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{Keys::Down, SCI_ASHIFT, Message::LineDownRectExtend},
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{Keys::Up, SCI_NORM, Message::LineUp},
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{Keys::Up, SCI_SHIFT, Message::LineUpExtend},
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{Keys::Up, SCI_META, Message::LineScrollUp},
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{Keys::Up, SCI_ASHIFT, Message::LineUpRectExtend},
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{Key('['), SCI_CTRL, Message::ParaUp},
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{Key('['), SCI_CSHIFT, Message::ParaUpExtend},
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{Key(']'), SCI_CTRL, Message::ParaDown},
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{Key(']'), SCI_CSHIFT, Message::ParaDownExtend},
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{Keys::Left, SCI_NORM, Message::CharLeft},
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{Keys::Left, SCI_SHIFT, Message::CharLeftExtend},
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{Keys::Left, SCI_ALT, Message::WordLeft},
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{Keys::Left, SCI_META, Message::WordLeft},
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{Keys::Left, SCI_SMETA, Message::WordLeftExtend},
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{Keys::Left, SCI_ASHIFT, Message::CharLeftRectExtend},
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{Keys::Right, SCI_NORM, Message::CharRight},
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{Keys::Right, SCI_SHIFT, Message::CharRightExtend},
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{Keys::Right, SCI_ALT, Message::WordRight},
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{Keys::Right, SCI_META, Message::WordRight},
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{Keys::Right, SCI_SMETA, Message::WordRightExtend},
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{Keys::Right, SCI_ASHIFT, Message::CharRightRectExtend},
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{Key('/'), SCI_CTRL, Message::WordPartLeft},
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{Key('/'), SCI_CSHIFT, Message::WordPartLeftExtend},
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{Key('\\'), SCI_CTRL, Message::WordPartRight},
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{Key('\\'), SCI_CSHIFT, Message::WordPartRightExtend},
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{Keys::Home, SCI_NORM, Message::VCHome},
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{Keys::Home, SCI_SHIFT, Message::VCHomeExtend},
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{Keys::Home, SCI_CTRL, Message::DocumentStart},
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{Keys::Home, SCI_CSHIFT, Message::DocumentStartExtend},
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{Keys::Home, SCI_ALT, Message::HomeDisplay},
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{Keys::Home, SCI_ASHIFT, Message::VCHomeRectExtend},
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{Keys::End, SCI_NORM, Message::LineEnd},
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{Keys::End, SCI_SHIFT, Message::LineEndExtend},
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{Keys::End, SCI_CTRL, Message::DocumentEnd},
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{Keys::End, SCI_CSHIFT, Message::DocumentEndExtend},
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{Keys::End, SCI_ALT, Message::LineEndDisplay},
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{Keys::End, SCI_ASHIFT, Message::LineEndRectExtend},
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{Keys::Prior, SCI_NORM, Message::PageUp},
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{Keys::Prior, SCI_SHIFT, Message::PageUpExtend},
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{Keys::Prior, SCI_ASHIFT, Message::PageUpRectExtend},
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{Keys::Next, SCI_NORM, Message::PageDown},
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{Keys::Next, SCI_SHIFT, Message::PageDownExtend},
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{Keys::Next, SCI_ASHIFT, Message::PageDownRectExtend},
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{Keys::Delete, SCI_NORM, Message::Clear},
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{Keys::Delete, SCI_SHIFT, Message::Cut},
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{Keys::Delete, SCI_CTRL, Message::DelWordRight},
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{Keys::Delete, SCI_CSHIFT, Message::DelLineRight},
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{Keys::Insert, SCI_NORM, Message::EditToggleOvertype},
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{Keys::Insert, SCI_SHIFT, Message::Paste},
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{Keys::Insert, SCI_CTRL, Message::Copy},
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{Keys::Escape, SCI_NORM, Message::Cancel},
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{Keys::Back, SCI_NORM, Message::DeleteBack},
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{Keys::Back, SCI_SHIFT, Message::DeleteBack},
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{Keys::Back, SCI_CTRL, Message::DelWordLeft},
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{Keys::Back, SCI_ALT, Message::DelWordLeft},
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{Keys::Back, SCI_CSHIFT, Message::DelLineLeft},
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{Key('z'), SCI_CMD, Message::Undo},
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{Key('z'), SCI_SCMD, Message::Redo},
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{Key('x'), SCI_CMD, Message::Cut},
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{Key('c'), SCI_CMD, Message::Copy},
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{Key('v'), SCI_CMD, Message::Paste},
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{Key('a'), SCI_CMD, Message::SelectAll},
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{Keys::Tab, SCI_NORM, Message::Tab},
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{Keys::Tab, SCI_SHIFT, Message::BackTab},
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{Keys::Return, SCI_NORM, Message::NewLine},
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{Keys::Return, SCI_SHIFT, Message::NewLine},
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{Keys::Add, SCI_CMD, Message::ZoomIn},
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{Keys::Subtract, SCI_CMD, Message::ZoomOut},
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{Keys::Divide, SCI_CMD, Message::SetZoom},
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{Key('l'), SCI_CMD, Message::LineCut},
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{Key('l'), SCI_CSHIFT, Message::LineDelete},
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{Key('t'), SCI_CSHIFT, Message::LineCopy},
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{Key('t'), SCI_CTRL, Message::LineTranspose},
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{Key('d'), SCI_CTRL, Message::SelectionDuplicate},
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{Key('u'), SCI_CTRL, Message::LowerCase},
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{Key('u'), SCI_CSHIFT, Message::UpperCase},
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{Key(0), KeyMod::Norm, static_cast<Message>(0)},
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};
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//--------------------------------------------------------------------------------------------------
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#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
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// Only implement FindHighlightLayer on macOS 10.6+
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/**
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* Class to display the animated gold roundrect used on macOS for matches.
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*/
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@interface FindHighlightLayer : CAGradientLayer {
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@private
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NSString *sFind;
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long positionFind;
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BOOL retaining;
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CGFloat widthText;
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CGFloat heightLine;
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NSString *sFont;
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CGFloat fontSize;
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}
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@property(copy) NSString *sFind;
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@property(assign) long positionFind;
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@property(assign) BOOL retaining;
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@property(assign) CGFloat widthText;
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@property(assign) CGFloat heightLine;
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@property(copy) NSString *sFont;
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@property(assign) CGFloat fontSize;
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- (void) animateMatch: (CGPoint) ptText bounce: (BOOL) bounce;
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- (void) hideMatch;
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@end
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//--------------------------------------------------------------------------------------------------
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@implementation FindHighlightLayer
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@synthesize sFind, positionFind, retaining, widthText, heightLine, sFont, fontSize;
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- (id) init {
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if (self = [super init]) {
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[self setNeedsDisplayOnBoundsChange: YES];
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// A gold to slightly redder gradient to match other applications
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CGColorRef colGold = CGColorCreateGenericRGB(1.0, 1.0, 0, 1.0);
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CGColorRef colGoldRed = CGColorCreateGenericRGB(1.0, 0.8, 0, 1.0);
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self.colors = @[(__bridge id)colGoldRed, (__bridge id)colGold];
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CGColorRelease(colGoldRed);
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CGColorRelease(colGold);
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CGColorRef colGreyBorder = CGColorCreateGenericGray(0.756f, 0.5f);
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self.borderColor = colGreyBorder;
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CGColorRelease(colGreyBorder);
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self.borderWidth = 1.0;
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self.cornerRadius = 5.0f;
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self.shadowRadius = 1.0f;
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self.shadowOpacity = 0.9f;
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self.shadowOffset = CGSizeMake(0.0f, -2.0f);
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self.anchorPoint = CGPointMake(0.5, 0.5);
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}
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return self;
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}
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const CGFloat paddingHighlightX = 4;
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const CGFloat paddingHighlightY = 2;
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- (void) drawInContext: (CGContextRef) context {
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if (!sFind || !sFont)
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return;
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CFStringRef str = (__bridge CFStringRef)(sFind);
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CFMutableDictionaryRef styleDict = CFDictionaryCreateMutable(kCFAllocatorDefault, 2,
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&kCFTypeDictionaryKeyCallBacks,
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&kCFTypeDictionaryValueCallBacks);
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CGColorRef color = CGColorCreateGenericRGB(0.0, 0.0, 0.0, 1.0);
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CFDictionarySetValue(styleDict, kCTForegroundColorAttributeName, color);
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CTFontRef fontRef = ::CTFontCreateWithName((CFStringRef)sFont, fontSize, NULL);
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CFDictionaryAddValue(styleDict, kCTFontAttributeName, fontRef);
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CFAttributedStringRef attrString = ::CFAttributedStringCreate(NULL, str, styleDict);
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CTLineRef textLine = ::CTLineCreateWithAttributedString(attrString);
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// Indent from corner of bounds
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CGContextSetTextPosition(context, paddingHighlightX, 3 + paddingHighlightY);
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CTLineDraw(textLine, context);
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CFRelease(textLine);
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CFRelease(attrString);
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CFRelease(fontRef);
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CGColorRelease(color);
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CFRelease(styleDict);
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}
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- (void) animateMatch: (CGPoint) ptText bounce: (BOOL) bounce {
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if (!self.sFind || !(self.sFind).length) {
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[self hideMatch];
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return;
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}
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CGFloat width = self.widthText + paddingHighlightX * 2;
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CGFloat height = self.heightLine + paddingHighlightY * 2;
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CGFloat flipper = self.geometryFlipped ? -1.0 : 1.0;
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// Adjust for padding
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ptText.x -= paddingHighlightX;
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ptText.y += flipper * paddingHighlightY;
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// Shift point to centre as expanding about centre
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ptText.x += width / 2.0;
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ptText.y -= flipper * height / 2.0;
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[CATransaction begin];
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[CATransaction setValue: @0.0f forKey: kCATransactionAnimationDuration];
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self.bounds = CGRectMake(0, 0, width, height);
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self.position = ptText;
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if (bounce) {
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// Do not reset visibility when just moving
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self.hidden = NO;
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self.opacity = 1.0;
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}
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[self setNeedsDisplay];
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[CATransaction commit];
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if (bounce) {
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CABasicAnimation *animBounce = [CABasicAnimation animationWithKeyPath: @"transform.scale"];
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animBounce.duration = 0.15;
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animBounce.autoreverses = YES;
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animBounce.removedOnCompletion = NO;
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animBounce.fromValue = @1.0f;
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animBounce.toValue = @1.25f;
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if (self.retaining) {
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[self addAnimation: animBounce forKey: @"animateFound"];
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} else {
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CABasicAnimation *animFade = [CABasicAnimation animationWithKeyPath: @"opacity"];
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animFade.duration = 0.1;
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animFade.beginTime = 0.4;
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animFade.removedOnCompletion = NO;
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animFade.fromValue = @1.0f;
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animFade.toValue = @0.0f;
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CAAnimationGroup *group = [CAAnimationGroup animation];
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group.duration = 0.5;
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group.removedOnCompletion = NO;
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group.fillMode = kCAFillModeForwards;
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group.animations = @[animBounce, animFade];
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[self addAnimation: group forKey: @"animateFound"];
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}
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}
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}
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- (void) hideMatch {
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self.sFind = @"";
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self.positionFind = Sci::invalidPosition;
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self.hidden = YES;
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}
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@end
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#endif
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//--------------------------------------------------------------------------------------------------
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@implementation TimerTarget
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- (id) init: (void *) target {
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self = [super init];
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if (self != nil) {
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mTarget = target;
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// Get the default notification queue for the thread which created the instance (usually the
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// main thread). We need that later for idle event processing.
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NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
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notificationQueue = [[NSNotificationQueue alloc] initWithNotificationCenter: center];
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[center addObserver: self selector: @selector(idleTriggered:) name: @"Idle" object: self];
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}
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return self;
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}
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//--------------------------------------------------------------------------------------------------
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- (void) dealloc {
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NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
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[center removeObserver: self];
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* Method called by owning ScintillaCocoa object when it is destroyed.
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*/
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- (void) ownerDestroyed {
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mTarget = NULL;
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notificationQueue = nil;
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* Method called by a timer installed by ScintillaCocoa. This two step approach is needed because
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* a native Obj-C class is required as target for the timer.
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*/
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- (void) timerFired: (NSTimer *) timer {
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if (mTarget)
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static_cast<ScintillaCocoa *>(mTarget)->TimerFired(timer);
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* Another timer callback for the idle timer.
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*/
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- (void) idleTimerFired: (NSTimer *) timer {
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#pragma unused(timer)
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// Idle timer event.
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// Post a new idle notification, which gets executed when the run loop is idle.
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// Since we are coalescing on name and sender there will always be only one actual notification
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// even for multiple requests.
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NSNotification *notification = [NSNotification notificationWithName: @"Idle" object: self];
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[notificationQueue enqueueNotification: notification
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postingStyle: NSPostWhenIdle
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coalesceMask: (NSNotificationCoalescingOnName | NSNotificationCoalescingOnSender)
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forModes: @[NSDefaultRunLoopMode, NSModalPanelRunLoopMode]];
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* Another step for idle events. The timer (for idle events) simply requests a notification on
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* idle time. Only when this notification is send we actually call back the editor.
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*/
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- (void) idleTriggered: (NSNotification *) notification {
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#pragma unused(notification)
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if (mTarget)
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static_cast<ScintillaCocoa *>(mTarget)->IdleTimerFired();
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}
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@end
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//----------------- CGContextCurrent ---------------------------------------------------------------
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CGContextRef Scintilla::Internal::CGContextCurrent() {
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if (@available(macOS 10.10, *)) {
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return [NSGraphicsContext currentContext].CGContext;
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} else {
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// Use old deprecated API
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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return static_cast<CGContextRef>([NSGraphicsContext currentContext].graphicsPort);
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#pragma clang diagnostic pop
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}
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}
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//----------------- ScintillaCocoa -----------------------------------------------------------------
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ScintillaCocoa::ScintillaCocoa(ScintillaView *sciView_, SCIContentView *viewContent, SCIMarginView *viewMargin) {
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vs.marginInside = false;
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// Don't retain since we're owned by view, which would cause a cycle
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sciView = sciView_;
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wMain = (__bridge WindowID)viewContent;
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wMargin = (__bridge WindowID)viewMargin;
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timerTarget = [[TimerTarget alloc] init: this];
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lastMouseEvent = NULL;
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delegate = NULL;
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notifyObj = NULL;
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notifyProc = NULL;
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capturedMouse = false;
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isFirstResponder = false;
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isActive = NSApp.isActive;
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enteredSetScrollingSize = false;
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scrollSpeed = 1;
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scrollTicks = 2000;
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observer = NULL;
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layerFindIndicator = NULL;
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imeInteraction = IMEInteraction::Inline;
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std::fill(timers, std::end(timers), nil);
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Init();
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}
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//--------------------------------------------------------------------------------------------------
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ScintillaCocoa::~ScintillaCocoa() {
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[timerTarget ownerDestroyed];
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* Core initialization of the control. Everything that needs to be set up happens here.
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*/
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void ScintillaCocoa::Init() {
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// Tell Scintilla not to buffer: Quartz buffers drawing for us.
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WndProc(Message::SetBufferedDraw, 0, 0);
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// We are working with Unicode exclusively.
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WndProc(Message::SetCodePage, SC_CP_UTF8, 0);
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// Add Mac specific key bindings.
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for (int i = 0; static_cast<int>(macMapDefault[i].key); i++)
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kmap.AssignCmdKey(macMapDefault[i].key, macMapDefault[i].modifiers, macMapDefault[i].msg);
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}
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//--------------------------------------------------------------------------------------------------
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/**
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* We need some clean up. Do it here.
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*/
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void ScintillaCocoa::Finalise() {
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ObserverRemove();
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for (size_t tr=static_cast<size_t>(TickReason::caret); tr<=static_cast<size_t>(TickReason::platform); tr++) {
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FineTickerCancel(static_cast<TickReason>(tr));
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}
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ScintillaBase::Finalise();
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}
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//--------------------------------------------------------------------------------------------------
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void ScintillaCocoa::UpdateObserver(CFRunLoopObserverRef /* observer */, CFRunLoopActivity /* activity */, void *info) {
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ScintillaCocoa *sci = static_cast<ScintillaCocoa *>(info);
|
|
sci->IdleWork();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Add an observer to the run loop to perform styling as high-priority idle task.
|
|
*/
|
|
|
|
void ScintillaCocoa::ObserverAdd() {
|
|
if (!observer) {
|
|
CFRunLoopObserverContext context;
|
|
context.version = 0;
|
|
context.info = this;
|
|
context.retain = NULL;
|
|
context.release = NULL;
|
|
context.copyDescription = NULL;
|
|
|
|
CFRunLoopRef mainRunLoop = CFRunLoopGetMain();
|
|
observer = CFRunLoopObserverCreate(NULL, kCFRunLoopEntry | kCFRunLoopBeforeWaiting,
|
|
true, 0, UpdateObserver, &context);
|
|
CFRunLoopAddObserver(mainRunLoop, observer, kCFRunLoopCommonModes);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Remove the run loop observer.
|
|
*/
|
|
void ScintillaCocoa::ObserverRemove() {
|
|
if (observer) {
|
|
CFRunLoopRef mainRunLoop = CFRunLoopGetMain();
|
|
CFRunLoopRemoveObserver(mainRunLoop, observer, kCFRunLoopCommonModes);
|
|
CFRelease(observer);
|
|
}
|
|
observer = NULL;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::IdleWork() {
|
|
Editor::IdleWork();
|
|
ObserverRemove();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::QueueIdleWork(WorkItems items, Sci::Position upTo) {
|
|
Editor::QueueIdleWork(items, upTo);
|
|
ObserverAdd();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Convert a Core Foundation string into a std::string in a particular encoding.
|
|
*/
|
|
|
|
static std::string EncodedBytesString(CFStringRef cfsRef, CFStringEncoding encoding) {
|
|
const CFRange rangeAll = {0, CFStringGetLength(cfsRef)};
|
|
CFIndex usedLen = 0;
|
|
CFStringGetBytes(cfsRef, rangeAll, encoding, '?', false,
|
|
NULL, 0, &usedLen);
|
|
|
|
std::string buffer(usedLen, '\0');
|
|
if (usedLen > 0) {
|
|
CFStringGetBytes(cfsRef, rangeAll, encoding, '?', false,
|
|
reinterpret_cast<UInt8 *>(&buffer[0]), usedLen, NULL);
|
|
}
|
|
return buffer;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Create a Core Foundation string from a string.
|
|
* This is a simple wrapper that specifies common arguments (the default allocator and
|
|
* false for isExternalRepresentation) and avoids casting since strings in Scintilla
|
|
* contain char, not UInt8 (unsigned char).
|
|
*/
|
|
|
|
static CFStringRef CFStringFromString(const char *s, size_t len, CFStringEncoding encoding) {
|
|
return CFStringCreateWithBytes(kCFAllocatorDefault,
|
|
reinterpret_cast<const UInt8 *>(s),
|
|
len, encoding, false);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Case folders.
|
|
*/
|
|
|
|
class CaseFolderDBCS : public CaseFolderTable {
|
|
CFStringEncoding encoding;
|
|
public:
|
|
explicit CaseFolderDBCS(CFStringEncoding encoding_) : encoding(encoding_) {
|
|
}
|
|
size_t Fold(char *folded, size_t sizeFolded, const char *mixed, size_t lenMixed) override {
|
|
if ((lenMixed == 1) && (sizeFolded > 0)) {
|
|
folded[0] = mapping[static_cast<unsigned char>(mixed[0])];
|
|
return 1;
|
|
} else {
|
|
CFStringRef cfsVal = CFStringFromString(mixed, lenMixed, encoding);
|
|
if (!cfsVal) {
|
|
folded[0] = '\0';
|
|
return 1;
|
|
}
|
|
|
|
NSString *sMapped = [(__bridge NSString *)cfsVal stringByFoldingWithOptions: NSCaseInsensitiveSearch
|
|
locale: [NSLocale currentLocale]];
|
|
|
|
std::string encoded = EncodedBytesString((__bridge CFStringRef)sMapped, encoding);
|
|
|
|
size_t lenMapped = encoded.length();
|
|
if (lenMapped < sizeFolded) {
|
|
memcpy(folded, encoded.c_str(), lenMapped);
|
|
} else {
|
|
folded[0] = '\0';
|
|
lenMapped = 1;
|
|
}
|
|
CFRelease(cfsVal);
|
|
return lenMapped;
|
|
}
|
|
}
|
|
};
|
|
|
|
std::unique_ptr<CaseFolder> ScintillaCocoa::CaseFolderForEncoding() {
|
|
if (pdoc->dbcsCodePage == SC_CP_UTF8) {
|
|
return std::make_unique<CaseFolderUnicode>();
|
|
} else {
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
if (pdoc->dbcsCodePage == 0) {
|
|
std::unique_ptr<CaseFolderTable> pcf = std::make_unique<CaseFolderTable>();
|
|
// Only for single byte encodings
|
|
for (int i=0x80; i<0x100; i++) {
|
|
char sCharacter[2] = "A";
|
|
sCharacter[0] = static_cast<char>(i);
|
|
CFStringRef cfsVal = CFStringFromString(sCharacter, 1, encoding);
|
|
if (!cfsVal)
|
|
continue;
|
|
|
|
NSString *sMapped = [(__bridge NSString *)cfsVal stringByFoldingWithOptions: NSCaseInsensitiveSearch
|
|
locale: [NSLocale currentLocale]];
|
|
|
|
std::string encoded = EncodedBytesString((__bridge CFStringRef)sMapped, encoding);
|
|
|
|
if (encoded.length() == 1) {
|
|
pcf->SetTranslation(sCharacter[0], encoded[0]);
|
|
}
|
|
|
|
CFRelease(cfsVal);
|
|
}
|
|
return pcf;
|
|
} else {
|
|
return std::make_unique<CaseFolderDBCS>(encoding);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Case-fold the given string depending on the specified case mapping type.
|
|
*/
|
|
std::string ScintillaCocoa::CaseMapString(const std::string &s, CaseMapping caseMapping) {
|
|
if ((s.size() == 0) || (caseMapping == CaseMapping::same))
|
|
return s;
|
|
|
|
if (IsUnicodeMode()) {
|
|
std::string retMapped(s.length() * maxExpansionCaseConversion, 0);
|
|
size_t lenMapped = CaseConvertString(&retMapped[0], retMapped.length(), s.c_str(), s.length(),
|
|
(caseMapping == CaseMapping::upper) ? CaseConversion::upper : CaseConversion::lower);
|
|
retMapped.resize(lenMapped);
|
|
return retMapped;
|
|
}
|
|
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
|
|
CFStringRef cfsVal = CFStringFromString(s.c_str(), s.length(), encoding);
|
|
if (!cfsVal) {
|
|
return s;
|
|
}
|
|
|
|
NSString *sMapped;
|
|
switch (caseMapping) {
|
|
case CaseMapping::upper:
|
|
sMapped = ((__bridge NSString *)cfsVal).uppercaseString;
|
|
break;
|
|
case CaseMapping::lower:
|
|
sMapped = ((__bridge NSString *)cfsVal).lowercaseString;
|
|
break;
|
|
default:
|
|
sMapped = (__bridge NSString *)cfsVal;
|
|
}
|
|
|
|
// Back to encoding
|
|
std::string result = EncodedBytesString((__bridge CFStringRef)sMapped, encoding);
|
|
CFRelease(cfsVal);
|
|
return result;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Cancel all modes, both for base class and any find indicator.
|
|
*/
|
|
void ScintillaCocoa::CancelModes() {
|
|
ScintillaBase::CancelModes();
|
|
HideFindIndicator();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper function to get the scrolling view.
|
|
*/
|
|
NSScrollView *ScintillaCocoa::ScrollContainer() const {
|
|
NSView *container = (__bridge NSView *)(wMain.GetID());
|
|
return static_cast<NSScrollView *>(container.superview.superview);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper function to get the inner container which represents the actual "canvas" we work with.
|
|
*/
|
|
SCIContentView *ScintillaCocoa::ContentView() {
|
|
return (__bridge SCIContentView *)(wMain.GetID());
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Return the top left visible point relative to the origin point of the whole document.
|
|
*/
|
|
Scintilla::Internal::Point ScintillaCocoa::GetVisibleOriginInMain() const {
|
|
NSScrollView *scrollView = ScrollContainer();
|
|
NSRect contentRect = scrollView.contentView.bounds;
|
|
return Point(contentRect.origin.x, contentRect.origin.y);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Return the size of the client area which has been cached.
|
|
*/
|
|
Scintilla::Internal::Point ScintillaCocoa::ClientSize() const {
|
|
return sizeClient;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Instead of returning the size of the inner view we have to return the visible part of it
|
|
* in order to make scrolling working properly.
|
|
* The returned value is in document coordinates.
|
|
*/
|
|
PRectangle ScintillaCocoa::GetClientRectangle() const {
|
|
NSScrollView *scrollView = ScrollContainer();
|
|
return NSRectToPRectangle(scrollView.contentView.bounds);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Allow for prepared rectangle
|
|
*/
|
|
PRectangle ScintillaCocoa::GetClientDrawingRectangle() {
|
|
#if MAC_OS_X_VERSION_MAX_ALLOWED > 1080
|
|
NSView *content = ContentView();
|
|
if ([content respondsToSelector: @selector(setPreparedContentRect:)]) {
|
|
NSRect rcPrepared = content.preparedContentRect;
|
|
if (!NSIsEmptyRect(rcPrepared))
|
|
return NSRectToPRectangle(rcPrepared);
|
|
}
|
|
#endif
|
|
return ScintillaCocoa::GetClientRectangle();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Converts the given point from base coordinates to local coordinates and at the same time into
|
|
* a native Point structure. Base coordinates are used for the top window used in the view hierarchy.
|
|
* Returned value is in view coordinates.
|
|
*/
|
|
Scintilla::Internal::Point ScintillaCocoa::ConvertPoint(NSPoint point) {
|
|
NSView *container = ContentView();
|
|
NSPoint result = [container convertPoint: point fromView: nil];
|
|
Scintilla::Internal::Point ptOrigin = GetVisibleOriginInMain();
|
|
return Point(result.x - ptOrigin.x, result.y - ptOrigin.y);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Do not clip like superclass as Cocoa is not reporting all of prepared area.
|
|
*/
|
|
void ScintillaCocoa::RedrawRect(PRectangle rc) {
|
|
if (!rc.Empty())
|
|
wMain.InvalidateRectangle(rc);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::DiscardOverdraw() {
|
|
#if MAC_OS_X_VERSION_MAX_ALLOWED > 1080
|
|
// If running on 10.9, reset prepared area to visible area
|
|
NSView *content = ContentView();
|
|
if ([content respondsToSelector: @selector(setPreparedContentRect:)]) {
|
|
content.preparedContentRect = content.visibleRect;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Ensure all of prepared content is also redrawn.
|
|
*/
|
|
void ScintillaCocoa::Redraw() {
|
|
wMargin.InvalidateAll();
|
|
DiscardOverdraw();
|
|
wMain.InvalidateAll();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* A function to directly execute code that would usually go the long way via window messages.
|
|
* However this is a Windows metaphor and not used here, hence we just call our fake
|
|
* window proc. The given parameters directly reflect the message parameters used on Windows.
|
|
*
|
|
* @param ptr The target which is to be called.
|
|
* @param iMessage A code that indicates which message was sent.
|
|
* @param wParam One of the two free parameters for the message. Traditionally a word sized parameter
|
|
* (hence the w prefix).
|
|
* @param lParam The other of the two free parameters. A signed long.
|
|
*/
|
|
sptr_t ScintillaCocoa::DirectFunction(sptr_t ptr, unsigned int iMessage, uptr_t wParam,
|
|
sptr_t lParam) {
|
|
ScintillaCocoa *sci = reinterpret_cast<ScintillaCocoa *>(ptr);
|
|
return sci->WndProc(static_cast<Message>(iMessage), wParam, lParam);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* A function to directly execute code that would usually go the long way via window messages.
|
|
* Similar to DirectFunction but also returns the status.
|
|
* However this is a Windows metaphor and not used here, hence we just call our fake
|
|
* window proc. The given parameters directly reflect the message parameters used on Windows.
|
|
*
|
|
* @param ptr The target which is to be called.
|
|
* @param iMessage A code that indicates which message was sent.
|
|
* @param wParam One of the two free parameters for the message. Traditionally a word sized parameter
|
|
* (hence the w prefix).
|
|
* @param lParam The other of the two free parameters. A signed long.
|
|
* @param pStatus Return the status to the caller. A pointer to an int.
|
|
*/
|
|
sptr_t ScintillaCocoa::DirectStatusFunction(sptr_t ptr, unsigned int iMessage, uptr_t wParam,
|
|
sptr_t lParam, int *pStatus) {
|
|
ScintillaCocoa *sci = reinterpret_cast<ScintillaCocoa *>(ptr);
|
|
const sptr_t returnValue = sci->WndProc(static_cast<Message>(iMessage), wParam, lParam);
|
|
*pStatus = static_cast<int>(sci->errorStatus);
|
|
return returnValue;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* This method is very similar to DirectFunction. On Windows it sends a message (not in the Obj-C sense)
|
|
* to the target window. Here we simply call our fake window proc.
|
|
*/
|
|
sptr_t scintilla_send_message(void *sci, unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
|
|
ScintillaView *control = (__bridge ScintillaView *)(sci);
|
|
return [control message: iMessage wParam: wParam lParam: lParam];
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
namespace {
|
|
|
|
/**
|
|
* The animated find indicator fails with a "bogus layer size" message on macOS 10.13
|
|
* and causes drawing failures on macOS 10.12.
|
|
*/
|
|
|
|
bool SupportAnimatedFind() {
|
|
return std::floor(NSAppKitVersionNumber) < NSAppKitVersionNumber10_12;
|
|
}
|
|
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* That's our fake window procedure. On Windows each window has a dedicated procedure to handle
|
|
* commands (also used to synchronize UI and background threads), which is not the case in Cocoa.
|
|
*
|
|
* Messages handled here are almost solely for special commands of the backend. Everything which
|
|
* would be system messages on Windows (e.g. for key down, mouse move etc.) are handled by
|
|
* directly calling appropriate handlers.
|
|
*/
|
|
sptr_t ScintillaCocoa::WndProc(Message iMessage, uptr_t wParam, sptr_t lParam) {
|
|
try {
|
|
switch (iMessage) {
|
|
case Message::GetDirectFunction:
|
|
return reinterpret_cast<sptr_t>(DirectFunction);
|
|
|
|
case Message::GetDirectStatusFunction:
|
|
return reinterpret_cast<sptr_t>(DirectStatusFunction);
|
|
|
|
case Message::GetDirectPointer:
|
|
return reinterpret_cast<sptr_t>(this);
|
|
|
|
case Message::SetBidirectional:
|
|
bidirectional = static_cast<Bidirectional>(wParam);
|
|
// Invalidate all cached information including layout.
|
|
DropGraphics();
|
|
InvalidateStyleRedraw();
|
|
return 0;
|
|
|
|
case Message::TargetAsUTF8:
|
|
return TargetAsUTF8(CharPtrFromSPtr(lParam));
|
|
|
|
case Message::EncodedFromUTF8:
|
|
return EncodedFromUTF8(ConstCharPtrFromUPtr(wParam),
|
|
CharPtrFromSPtr(lParam));
|
|
|
|
case Message::SetIMEInteraction:
|
|
// Only inline IME supported on Cocoa
|
|
break;
|
|
|
|
case Message::GrabFocus:
|
|
[ContentView().window makeFirstResponder: ContentView()];
|
|
break;
|
|
|
|
case Message::SetBufferedDraw:
|
|
// Buffered drawing not supported on Cocoa
|
|
view.bufferedDraw = false;
|
|
break;
|
|
|
|
case Message::FindIndicatorShow:
|
|
if (SupportAnimatedFind()) {
|
|
ShowFindIndicatorForRange(NSMakeRange(wParam, lParam-wParam), YES);
|
|
}
|
|
return 0;
|
|
|
|
case Message::FindIndicatorFlash:
|
|
if (SupportAnimatedFind()) {
|
|
ShowFindIndicatorForRange(NSMakeRange(wParam, lParam-wParam), NO);
|
|
}
|
|
return 0;
|
|
|
|
case Message::FindIndicatorHide:
|
|
HideFindIndicator();
|
|
return 0;
|
|
|
|
case Message::SetPhasesDraw: {
|
|
sptr_t r = ScintillaBase::WndProc(iMessage, wParam, lParam);
|
|
[sciView updateIndicatorIME];
|
|
return r;
|
|
}
|
|
|
|
case Message::GetAccessibility:
|
|
return static_cast<sptr_t>(Accessibility::Enabled);
|
|
|
|
default:
|
|
sptr_t r = ScintillaBase::WndProc(iMessage, wParam, lParam);
|
|
|
|
return r;
|
|
}
|
|
} catch (std::bad_alloc &) {
|
|
errorStatus = Status::BadAlloc;
|
|
} catch (...) {
|
|
errorStatus = Status::Failure;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* In Windows lingo this is the handler which handles anything that wasn't handled in the normal
|
|
* window proc which would usually send the message back to generic window proc that Windows uses.
|
|
*/
|
|
sptr_t ScintillaCocoa::DefWndProc(Message, uptr_t, sptr_t) {
|
|
return 0;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Handle any ScintillaCocoa-specific ticking or call superclass.
|
|
*/
|
|
void ScintillaCocoa::TickFor(TickReason reason) {
|
|
if (reason == TickReason::platform) {
|
|
DragScroll();
|
|
} else {
|
|
Editor::TickFor(reason);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Is a particular timer currently running?
|
|
*/
|
|
bool ScintillaCocoa::FineTickerRunning(TickReason reason) {
|
|
return timers[static_cast<size_t>(reason)] != nil;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Start a fine-grained timer.
|
|
*/
|
|
void ScintillaCocoa::FineTickerStart(TickReason reason, int millis, int tolerance) {
|
|
FineTickerCancel(reason);
|
|
NSTimer *fineTimer = [NSTimer timerWithTimeInterval: millis / 1000.0
|
|
target: timerTarget
|
|
selector: @selector(timerFired:)
|
|
userInfo: nil
|
|
repeats: YES];
|
|
if (tolerance && [fineTimer respondsToSelector: @selector(setTolerance:)]) {
|
|
fineTimer.tolerance = tolerance / 1000.0;
|
|
}
|
|
timers[static_cast<size_t>(reason)] = fineTimer;
|
|
[NSRunLoop.currentRunLoop addTimer: fineTimer forMode: NSDefaultRunLoopMode];
|
|
[NSRunLoop.currentRunLoop addTimer: fineTimer forMode: NSModalPanelRunLoopMode];
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Cancel a fine-grained timer.
|
|
*/
|
|
void ScintillaCocoa::FineTickerCancel(TickReason reason) {
|
|
const size_t reasonIndex = static_cast<size_t>(reason);
|
|
if (timers[reasonIndex]) {
|
|
[timers[reasonIndex] invalidate];
|
|
timers[reasonIndex] = nil;
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::SetIdle(bool on) {
|
|
if (idler.state != on) {
|
|
idler.state = on;
|
|
if (idler.state) {
|
|
// Scintilla ticks = milliseconds
|
|
NSTimer *idleTimer = [NSTimer scheduledTimerWithTimeInterval: timer.tickSize / 1000.0
|
|
target: timerTarget
|
|
selector: @selector(idleTimerFired:)
|
|
userInfo: nil
|
|
repeats: YES];
|
|
[NSRunLoop.currentRunLoop addTimer: idleTimer forMode: NSModalPanelRunLoopMode];
|
|
idler.idlerID = (__bridge IdlerID)idleTimer;
|
|
} else if (idler.idlerID != NULL) {
|
|
[(__bridge NSTimer *)(idler.idlerID) invalidate];
|
|
idler.idlerID = 0;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::CopyToClipboard(const SelectionText &selectedText) {
|
|
SetPasteboardData([NSPasteboard generalPasteboard], selectedText);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::Copy() {
|
|
if (!sel.Empty()) {
|
|
SelectionText selectedText;
|
|
CopySelectionRange(&selectedText);
|
|
CopyToClipboard(selectedText);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::CanPaste() {
|
|
if (!Editor::CanPaste())
|
|
return false;
|
|
|
|
return GetPasteboardData([NSPasteboard generalPasteboard], NULL);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::Paste() {
|
|
Paste(false);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Pastes data from the paste board into the editor.
|
|
*/
|
|
void ScintillaCocoa::Paste(bool forceRectangular) {
|
|
SelectionText selectedText;
|
|
bool ok = GetPasteboardData([NSPasteboard generalPasteboard], &selectedText);
|
|
if (forceRectangular)
|
|
selectedText.rectangular = forceRectangular;
|
|
|
|
if (!ok || selectedText.Empty())
|
|
// No data or no flavor we support.
|
|
return;
|
|
|
|
pdoc->BeginUndoAction();
|
|
ClearSelection(false);
|
|
InsertPasteShape(selectedText.Data(), selectedText.Length(),
|
|
selectedText.rectangular ? PasteShape::rectangular : PasteShape::stream);
|
|
pdoc->EndUndoAction();
|
|
|
|
Redraw();
|
|
EnsureCaretVisible();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::CTPaint(void *gc, NSRect rc) {
|
|
#pragma unused(rc)
|
|
std::unique_ptr<Surface> surfaceWindow(Surface::Allocate(Technology::Default));
|
|
surfaceWindow->Init(gc, wMain.GetID());
|
|
surfaceWindow->SetMode(CurrentSurfaceMode());
|
|
ct.PaintCT(surfaceWindow.get());
|
|
surfaceWindow->Release();
|
|
}
|
|
|
|
@interface CallTipView : NSControl {
|
|
ScintillaCocoa *sci;
|
|
}
|
|
|
|
@end
|
|
|
|
@implementation CallTipView
|
|
|
|
- (NSView *) initWithFrame: (NSRect) frame {
|
|
self = [super initWithFrame: frame];
|
|
|
|
if (self) {
|
|
sci = NULL;
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
- (BOOL) isFlipped {
|
|
return YES;
|
|
}
|
|
|
|
- (void) setSci: (ScintillaCocoa *) sci_ {
|
|
sci = sci_;
|
|
}
|
|
|
|
- (void) drawRect: (NSRect) needsDisplayInRect {
|
|
if (sci) {
|
|
CGContextRef context = CGContextCurrent();
|
|
sci->CTPaint(context, needsDisplayInRect);
|
|
}
|
|
}
|
|
|
|
- (void) mouseDown: (NSEvent *) event {
|
|
if (sci) {
|
|
sci->CallTipMouseDown(event.locationInWindow);
|
|
}
|
|
}
|
|
|
|
// On macOS, only the key view should modify the cursor so the calltip can't.
|
|
// This view does not become key so resetCursorRects never called.
|
|
- (void) resetCursorRects {
|
|
//[super resetCursorRects];
|
|
//[self addCursorRect: [self bounds] cursor: [NSCursor arrowCursor]];
|
|
}
|
|
|
|
@end
|
|
|
|
void ScintillaCocoa::CallTipMouseDown(NSPoint pt) {
|
|
NSRect rectBounds = ((__bridge NSView *)(ct.wDraw.GetID())).bounds;
|
|
Point location(pt.x, rectBounds.size.height - pt.y);
|
|
ct.MouseClick(location);
|
|
CallTipClick();
|
|
}
|
|
|
|
static bool HeightDifferent(WindowID wCallTip, PRectangle rc) {
|
|
NSWindow *callTip = (__bridge NSWindow *)wCallTip;
|
|
CGFloat height = NSHeight(callTip.frame);
|
|
return height != rc.Height();
|
|
}
|
|
|
|
void ScintillaCocoa::CreateCallTipWindow(PRectangle rc) {
|
|
if (ct.wCallTip.Created() && HeightDifferent(ct.wCallTip.GetID(), rc)) {
|
|
ct.wCallTip.Destroy();
|
|
}
|
|
if (!ct.wCallTip.Created()) {
|
|
NSRect ctRect = NSMakeRect(rc.top, rc.bottom, rc.Width(), rc.Height());
|
|
NSWindow *callTip = [[NSWindow alloc] initWithContentRect: ctRect
|
|
styleMask: NSWindowStyleMaskBorderless
|
|
backing: NSBackingStoreBuffered
|
|
defer: NO];
|
|
[callTip setLevel: NSModalPanelWindowLevel+1];
|
|
[callTip setHasShadow: YES];
|
|
NSRect ctContent = NSMakeRect(0, 0, rc.Width(), rc.Height());
|
|
CallTipView *caption = [[CallTipView alloc] initWithFrame: ctContent];
|
|
caption.autoresizingMask = NSViewWidthSizable | NSViewMaxYMargin;
|
|
[caption setSci: this];
|
|
[callTip.contentView addSubview: caption];
|
|
[callTip orderFront: caption];
|
|
ct.wCallTip = (__bridge_retained WindowID)callTip;
|
|
ct.wDraw = (__bridge WindowID)caption;
|
|
}
|
|
}
|
|
|
|
void ScintillaCocoa::AddToPopUp(const char *label, int cmd, bool enabled) {
|
|
NSMenuItem *item;
|
|
ScintillaContextMenu *menu = (__bridge ScintillaContextMenu *)(popup.GetID());
|
|
[menu setOwner: this];
|
|
[menu setAutoenablesItems: NO];
|
|
|
|
if (cmd == 0) {
|
|
item = [NSMenuItem separatorItem];
|
|
} else {
|
|
item = [[NSMenuItem alloc] init];
|
|
item.title = @(label);
|
|
}
|
|
item.target = menu;
|
|
item.action = @selector(handleCommand:);
|
|
item.tag = cmd;
|
|
item.enabled = enabled;
|
|
|
|
[menu addItem: item];
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::ClaimSelection() {
|
|
// macOS does not have a primary selection.
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Returns the current caret position (which is tracked as an offset into the entire text string)
|
|
* as a row:column pair. The result is zero-based.
|
|
*/
|
|
NSPoint ScintillaCocoa::GetCaretPosition() {
|
|
const Sci::Line line = static_cast<Sci::Line>(
|
|
pdoc->LineFromPosition(sel.RangeMain().caret.Position()));
|
|
NSPoint result;
|
|
|
|
result.y = line;
|
|
result.x = sel.RangeMain().caret.Position() - pdoc->LineStart(line);
|
|
return result;
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
|
|
std::string ScintillaCocoa::UTF8FromEncoded(std::string_view encoded) const {
|
|
if (IsUnicodeMode()) {
|
|
return std::string(encoded);
|
|
} else {
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
CFStringRef cfsVal = CFStringFromString(encoded.data(), encoded.length(), encoding);
|
|
std::string utf = EncodedBytesString(cfsVal, kCFStringEncodingUTF8);
|
|
if (cfsVal)
|
|
CFRelease(cfsVal);
|
|
return utf;
|
|
}
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
|
|
std::string ScintillaCocoa::EncodedFromUTF8(std::string_view utf8) const {
|
|
if (IsUnicodeMode()) {
|
|
return std::string(utf8);
|
|
} else {
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
CFStringRef cfsVal = CFStringFromString(utf8.data(), utf8.length(), kCFStringEncodingUTF8);
|
|
const std::string sEncoded = EncodedBytesString(cfsVal, encoding);
|
|
if (cfsVal)
|
|
CFRelease(cfsVal);
|
|
return sEncoded;
|
|
}
|
|
}
|
|
|
|
// -------------------------------------------------------------------------------------------------
|
|
|
|
#pragma mark Drag
|
|
|
|
/**
|
|
* Triggered by the tick timer on a regular basis to scroll the content during a drag operation.
|
|
*/
|
|
void ScintillaCocoa::DragScroll() {
|
|
if (!posDrag.IsValid()) {
|
|
scrollSpeed = 1;
|
|
scrollTicks = 2000;
|
|
return;
|
|
}
|
|
|
|
// TODO: does not work for wrapped lines, fix it.
|
|
Sci::Line line = static_cast<Sci::Line>(pdoc->LineFromPosition(posDrag.Position()));
|
|
Sci::Line currentVisibleLine = pcs->DisplayFromDoc(line);
|
|
Sci::Line lastVisibleLine = std::min(topLine + LinesOnScreen(), pcs->LinesDisplayed()) - 2;
|
|
|
|
if (currentVisibleLine <= topLine && topLine > 0)
|
|
ScrollTo(topLine - scrollSpeed);
|
|
else if (currentVisibleLine >= lastVisibleLine)
|
|
ScrollTo(topLine + scrollSpeed);
|
|
else {
|
|
scrollSpeed = 1;
|
|
scrollTicks = 2000;
|
|
return;
|
|
}
|
|
|
|
// TODO: also handle horizontal scrolling.
|
|
|
|
if (scrollSpeed == 1) {
|
|
scrollTicks -= timer.tickSize;
|
|
if (scrollTicks <= 0) {
|
|
scrollSpeed = 5;
|
|
scrollTicks = 2000;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
//----------------- DragProviderSource -------------------------------------------------------
|
|
|
|
@interface DragProviderSource : NSObject <NSPasteboardItemDataProvider> {
|
|
SelectionText selectedText;
|
|
}
|
|
|
|
@end
|
|
|
|
@implementation DragProviderSource
|
|
|
|
- (id) initWithSelectedText: (const SelectionText *) other {
|
|
self = [super init];
|
|
|
|
if (self) {
|
|
selectedText.Copy(*other);
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
- (void) pasteboard: (NSPasteboard *) pasteboard item: (NSPasteboardItem *) item provideDataForType: (NSString *) type {
|
|
#pragma unused(item)
|
|
if (selectedText.Length() == 0)
|
|
return;
|
|
|
|
if (([type compare: NSPasteboardTypeString] != NSOrderedSame) &&
|
|
([type compare: ScintillaRecPboardType] != NSOrderedSame))
|
|
return;
|
|
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(selectedText.codePage == SC_CP_UTF8,
|
|
selectedText.characterSet);
|
|
|
|
CFStringRef cfsVal = CFStringFromString(selectedText.Data(), selectedText.Length(), encoding);
|
|
if (!cfsVal)
|
|
return;
|
|
|
|
if ([type compare: NSPasteboardTypeString] == NSOrderedSame) {
|
|
[pasteboard setString: (__bridge NSString *)cfsVal forType: NSPasteboardTypeString];
|
|
} else if ([type compare: ScintillaRecPboardType] == NSOrderedSame) {
|
|
// This is specific to scintilla, allows us to drag rectangular selections around the document.
|
|
if (selectedText.rectangular)
|
|
[pasteboard setString: (__bridge NSString *)cfsVal forType: ScintillaRecPboardType];
|
|
}
|
|
|
|
if (cfsVal)
|
|
CFRelease(cfsVal);
|
|
}
|
|
|
|
@end
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Called when a drag operation was initiated from within Scintilla.
|
|
*/
|
|
void ScintillaCocoa::StartDrag() {
|
|
if (sel.Empty())
|
|
return;
|
|
|
|
inDragDrop = DragDrop::dragging;
|
|
|
|
FineTickerStart(TickReason::platform, timer.tickSize, 0);
|
|
|
|
// Put the data to be dragged on the drag pasteboard.
|
|
SelectionText selectedText;
|
|
NSPasteboard *pasteboard = nil;
|
|
if (@available(macOS 10.13, *)) {
|
|
pasteboard = [NSPasteboard pasteboardWithName: NSPasteboardNameDrag];
|
|
} else {
|
|
// Use old deprecated name
|
|
#pragma clang diagnostic push
|
|
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
|
|
pasteboard = [NSPasteboard pasteboardWithName: NSDragPboard];
|
|
#pragma clang diagnostic pop
|
|
}
|
|
CopySelectionRange(&selectedText);
|
|
SetPasteboardData(pasteboard, selectedText);
|
|
|
|
// calculate the bounds of the selection
|
|
PRectangle client = GetTextRectangle();
|
|
Sci::Position selStart = sel.RangeMain().Start().Position();
|
|
Sci::Position selEnd = sel.RangeMain().End().Position();
|
|
Sci::Line startLine = static_cast<Sci::Line>(pdoc->LineFromPosition(selStart));
|
|
Sci::Line endLine = static_cast<Sci::Line>(pdoc->LineFromPosition(selEnd));
|
|
Point pt;
|
|
Sci::Position startPos;
|
|
Sci::Position endPos;
|
|
Sci::Position ep;
|
|
PRectangle rcSel;
|
|
|
|
if (startLine==endLine && WndProc(Message::GetWrapMode, 0, 0) != static_cast<sptr_t>(Wrap::None)) {
|
|
// Komodo bug http://bugs.activestate.com/show_bug.cgi?id=87571
|
|
// Scintilla bug https://sourceforge.net/tracker/?func=detail&atid=102439&aid=3040200&group_id=2439
|
|
// If the width on a wrapped-line selection is negative,
|
|
// find a better bounding rectangle.
|
|
|
|
Point ptStart, ptEnd;
|
|
startPos = WndProc(Message::GetLineSelStartPosition, startLine, 0);
|
|
endPos = WndProc(Message::GetLineSelEndPosition, startLine, 0);
|
|
// step back a position if we're counting the newline
|
|
ep = WndProc(Message::GetLineEndPosition, startLine, 0);
|
|
if (endPos > ep) endPos = ep;
|
|
ptStart = LocationFromPosition(startPos);
|
|
ptEnd = LocationFromPosition(endPos);
|
|
if (ptStart.y == ptEnd.y) {
|
|
// We're just selecting part of one visible line
|
|
rcSel.left = ptStart.x;
|
|
rcSel.right = ptEnd.x < client.right ? ptEnd.x : client.right;
|
|
} else {
|
|
// Find the bounding box.
|
|
startPos = WndProc(Message::PositionFromLine, startLine, 0);
|
|
rcSel.left = LocationFromPosition(startPos).x;
|
|
rcSel.right = client.right;
|
|
}
|
|
rcSel.top = ptStart.y;
|
|
rcSel.bottom = ptEnd.y + vs.lineHeight;
|
|
if (rcSel.bottom > client.bottom) {
|
|
rcSel.bottom = client.bottom;
|
|
}
|
|
} else {
|
|
rcSel.top = rcSel.bottom = rcSel.right = rcSel.left = -1;
|
|
for (Sci::Line l = startLine; l <= endLine; l++) {
|
|
startPos = WndProc(Message::GetLineSelStartPosition, l, 0);
|
|
endPos = WndProc(Message::GetLineSelEndPosition, l, 0);
|
|
if (endPos == startPos) continue;
|
|
// step back a position if we're counting the newline
|
|
ep = WndProc(Message::GetLineEndPosition, l, 0);
|
|
if (endPos > ep) endPos = ep;
|
|
pt = LocationFromPosition(startPos); // top left of line selection
|
|
if (pt.x < rcSel.left || rcSel.left < 0) rcSel.left = pt.x;
|
|
if (pt.y < rcSel.top || rcSel.top < 0) rcSel.top = pt.y;
|
|
pt = LocationFromPosition(endPos); // top right of line selection
|
|
pt.y += vs.lineHeight; // get to the bottom of the line
|
|
if (pt.x > rcSel.right || rcSel.right < 0) {
|
|
if (pt.x > client.right)
|
|
rcSel.right = client.right;
|
|
else
|
|
rcSel.right = pt.x;
|
|
}
|
|
if (pt.y > rcSel.bottom || rcSel.bottom < 0) {
|
|
if (pt.y > client.bottom)
|
|
rcSel.bottom = client.bottom;
|
|
else
|
|
rcSel.bottom = pt.y;
|
|
}
|
|
}
|
|
}
|
|
// must convert to global coordinates for drag regions, but also save the
|
|
// image rectangle for further calculations and copy operations
|
|
|
|
// Prepare drag image.
|
|
NSRect selectionRectangle = PRectangleToNSRect(rcSel);
|
|
if (NSIsEmptyRect(selectionRectangle))
|
|
return;
|
|
|
|
SCIContentView *content = ContentView();
|
|
|
|
// To get a bitmap of the text we're dragging, we just use Paint on a pixmap surface.
|
|
SurfaceImpl si;
|
|
si.SetMode(CurrentSurfaceMode());
|
|
std::unique_ptr<SurfaceImpl> sw = si.AllocatePixMapImplementation(static_cast<int>(client.Width()), static_cast<int>(client.Height()));
|
|
|
|
const bool lastSelectionVisible = vs.selection.visible;
|
|
vs.selection.visible = false;
|
|
PRectangle imageRect = rcSel;
|
|
paintState = PaintState::painting;
|
|
paintingAllText = true;
|
|
CGContextRef gcsw = sw->GetContext();
|
|
CGContextTranslateCTM(gcsw, -client.left, -client.top);
|
|
Paint(sw.get(), client);
|
|
paintState = PaintState::notPainting;
|
|
vs.selection.visible = lastSelectionVisible;
|
|
|
|
std::unique_ptr<SurfaceImpl> pixmap = si.AllocatePixMapImplementation(static_cast<int>(imageRect.Width()),
|
|
static_cast<int>(imageRect.Height()));
|
|
CGContextRef gc = pixmap->GetContext();
|
|
// To make Paint() work on a bitmap, we have to flip our coordinates and translate the origin
|
|
CGContextTranslateCTM(gc, 0, imageRect.Height());
|
|
CGContextScaleCTM(gc, 1.0, -1.0);
|
|
|
|
pixmap->CopyImageRectangle(sw.get(), imageRect, PRectangle(0.0f, 0.0f, imageRect.Width(), imageRect.Height()));
|
|
// XXX TODO: overwrite any part of the image that is not part of the
|
|
// selection to make it transparent. right now we just use
|
|
// the full rectangle which may include non-selected text.
|
|
|
|
NSBitmapImageRep *bitmap = NULL;
|
|
CGImageRef imagePixmap = pixmap->CreateImage();
|
|
if (imagePixmap)
|
|
bitmap = [[NSBitmapImageRep alloc] initWithCGImage: imagePixmap];
|
|
CGImageRelease(imagePixmap);
|
|
|
|
NSImage *image = [[NSImage alloc] initWithSize: selectionRectangle.size];
|
|
[image addRepresentation: bitmap];
|
|
|
|
NSImage *dragImage = [[NSImage alloc] initWithSize: selectionRectangle.size];
|
|
dragImage.backgroundColor = [NSColor clearColor];
|
|
[dragImage lockFocus];
|
|
[image drawAtPoint: NSZeroPoint fromRect: NSZeroRect operation: NSCompositingOperationSourceOver fraction: 0.5];
|
|
[dragImage unlockFocus];
|
|
|
|
NSPoint startPoint;
|
|
startPoint.x = selectionRectangle.origin.x + client.left;
|
|
startPoint.y = selectionRectangle.origin.y + selectionRectangle.size.height + client.top;
|
|
|
|
NSPasteboardItem *pbItem = [NSPasteboardItem new];
|
|
DragProviderSource *dps = [[DragProviderSource alloc] initWithSelectedText: &selectedText];
|
|
|
|
NSArray *pbTypes = selectedText.rectangular ?
|
|
@[NSPasteboardTypeString, ScintillaRecPboardType] :
|
|
@[NSPasteboardTypeString];
|
|
[pbItem setDataProvider: dps forTypes: pbTypes];
|
|
NSDraggingItem *dragItem = [[NSDraggingItem alloc ]initWithPasteboardWriter: pbItem];
|
|
|
|
NSScrollView *scrollContainer = ScrollContainer();
|
|
NSRect contentRect = scrollContainer.contentView.bounds;
|
|
NSRect draggingRect = NSOffsetRect(selectionRectangle, contentRect.origin.x, contentRect.origin.y);
|
|
[dragItem setDraggingFrame: draggingRect contents: dragImage];
|
|
NSDraggingSession *dragSession =
|
|
[content beginDraggingSessionWithItems: @[dragItem]
|
|
event: lastMouseEvent
|
|
source: content];
|
|
dragSession.animatesToStartingPositionsOnCancelOrFail = YES;
|
|
dragSession.draggingFormation = NSDraggingFormationNone;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Called when a drag operation reaches the control which was initiated outside.
|
|
*/
|
|
NSDragOperation ScintillaCocoa::DraggingEntered(id <NSDraggingInfo> info) {
|
|
FineTickerStart(TickReason::platform, timer.tickSize, 0);
|
|
return DraggingUpdated(info);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Called frequently during a drag operation if we are the target. Keep telling the caller
|
|
* what drag operation we accept and update the drop caret position to indicate the
|
|
* potential insertion point of the dragged data.
|
|
*/
|
|
NSDragOperation ScintillaCocoa::DraggingUpdated(id <NSDraggingInfo> info) {
|
|
// Convert the drag location from window coordinates to view coordinates and
|
|
// from there to a text position to finally set the drag position.
|
|
Point location = ConvertPoint([info draggingLocation]);
|
|
SetDragPosition(SPositionFromLocation(location));
|
|
|
|
NSDragOperation sourceDragMask = [info draggingSourceOperationMask];
|
|
if (sourceDragMask == NSDragOperationNone)
|
|
return sourceDragMask;
|
|
|
|
NSPasteboard *pasteboard = [info draggingPasteboard];
|
|
|
|
// Return what type of operation we will perform. Prefer move over copy.
|
|
if ([pasteboard.types containsObject: NSPasteboardTypeString] ||
|
|
[pasteboard.types containsObject: ScintillaRecPboardType])
|
|
return (sourceDragMask & NSDragOperationMove) ? NSDragOperationMove : NSDragOperationCopy;
|
|
|
|
if (@available(macOS 10.13, *)) {
|
|
if ([pasteboard.types containsObject: NSPasteboardTypeFileURL])
|
|
return (sourceDragMask & NSDragOperationGeneric);
|
|
} else {
|
|
#pragma clang diagnostic push
|
|
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
|
|
if ([pasteboard.types containsObject: NSFilenamesPboardType])
|
|
return (sourceDragMask & NSDragOperationGeneric);
|
|
#pragma clang diagnostic pop
|
|
}
|
|
return NSDragOperationNone;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Resets the current drag position as we are no longer the drag target.
|
|
*/
|
|
void ScintillaCocoa::DraggingExited(id <NSDraggingInfo> info) {
|
|
#pragma unused(info)
|
|
SetDragPosition(SelectionPosition(Sci::invalidPosition));
|
|
FineTickerCancel(TickReason::platform);
|
|
inDragDrop = DragDrop::none;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Here is where the real work is done. Insert the text from the pasteboard.
|
|
*/
|
|
bool ScintillaCocoa::PerformDragOperation(id <NSDraggingInfo> info) {
|
|
NSPasteboard *pasteboard = [info draggingPasteboard];
|
|
|
|
if (@available(macOS 10.13, *)) {
|
|
// NSPasteboardTypeFileURL is available for macOS 10.13+, provides NSURLs
|
|
if ([pasteboard.types containsObject: NSPasteboardTypeFileURL]) {
|
|
NSArray *files = [pasteboard readObjectsForClasses:@[NSURL.class] options:nil];
|
|
for (NSURL *uri in files) {
|
|
NotifyURIDropped([uri path].UTF8String);
|
|
}
|
|
return true;
|
|
}
|
|
} else {
|
|
// Use deprecated NSFilenamesPboardType, provides NSStrings
|
|
#pragma clang diagnostic push
|
|
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
|
|
if ([pasteboard.types containsObject: NSFilenamesPboardType]) {
|
|
NSArray *files = [pasteboard propertyListForType: NSFilenamesPboardType];
|
|
for (NSString *uri in files) {
|
|
NotifyURIDropped(uri.UTF8String);
|
|
}
|
|
}
|
|
#pragma clang diagnostic pop
|
|
}
|
|
|
|
SelectionText text;
|
|
GetPasteboardData(pasteboard, &text);
|
|
|
|
if (text.Length() > 0) {
|
|
NSDragOperation operation = [info draggingSourceOperationMask];
|
|
bool moving = (operation & NSDragOperationMove) != 0;
|
|
|
|
DropAt(posDrag, text.Data(), text.Length(), moving, text.rectangular);
|
|
};
|
|
|
|
return true;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::SetPasteboardData(NSPasteboard *board, const SelectionText &selectedText) {
|
|
if (selectedText.Length() == 0)
|
|
return;
|
|
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(selectedText.codePage == SC_CP_UTF8,
|
|
selectedText.characterSet);
|
|
|
|
CFStringRef cfsVal = CFStringFromString(selectedText.Data(), selectedText.Length(), encoding);
|
|
if (!cfsVal)
|
|
return;
|
|
|
|
NSArray *pbTypes = selectedText.rectangular ?
|
|
@[NSPasteboardTypeString, ScintillaRecPboardType] :
|
|
@[NSPasteboardTypeString];
|
|
[board declareTypes: pbTypes owner: nil];
|
|
|
|
if (selectedText.rectangular) {
|
|
// This is specific to scintilla, allows us to drag rectangular selections around the document.
|
|
[board setString: (__bridge NSString *)cfsVal forType: ScintillaRecPboardType];
|
|
}
|
|
|
|
[board setString: (__bridge NSString *)cfsVal forType: NSPasteboardTypeString];
|
|
|
|
if (cfsVal)
|
|
CFRelease(cfsVal);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper method to retrieve the best fitting alternative from the general pasteboard.
|
|
*/
|
|
bool ScintillaCocoa::GetPasteboardData(NSPasteboard *board, SelectionText *selectedText) {
|
|
NSArray *supportedTypes = @[ScintillaRecPboardType,
|
|
NSPasteboardTypeString];
|
|
NSString *bestType = [board availableTypeFromArray: supportedTypes];
|
|
NSString *data = [board stringForType: bestType];
|
|
|
|
if (data != nil) {
|
|
if (selectedText != nil) {
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
CFRange rangeAll = {0, static_cast<CFIndex>(data.length)};
|
|
CFIndex usedLen = 0;
|
|
CFStringGetBytes((CFStringRef)data, rangeAll, encoding, '?',
|
|
false, NULL, 0, &usedLen);
|
|
|
|
std::vector<UInt8> buffer(usedLen);
|
|
|
|
CFStringGetBytes((CFStringRef)data, rangeAll, encoding, '?',
|
|
false, buffer.data(), usedLen, NULL);
|
|
|
|
bool rectangular = bestType == ScintillaRecPboardType;
|
|
|
|
std::string dest(reinterpret_cast<const char *>(buffer.data()), usedLen);
|
|
|
|
selectedText->Copy(dest, pdoc->dbcsCodePage,
|
|
vs.styles[StyleDefault].characterSet, rectangular, false);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Returns the target converted to UTF8.
|
|
// Return the length in bytes.
|
|
Sci::Position ScintillaCocoa::TargetAsUTF8(char *text) const {
|
|
const Sci::Position targetLength = targetRange.Length();
|
|
if (IsUnicodeMode()) {
|
|
if (text)
|
|
pdoc->GetCharRange(text, targetRange.start.Position(), targetLength);
|
|
} else {
|
|
// Need to convert
|
|
const CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
const std::string s = RangeText(targetRange.start.Position(), targetRange.end.Position());
|
|
CFStringRef cfsVal = CFStringFromString(s.c_str(), s.length(), encoding);
|
|
if (!cfsVal) {
|
|
return 0;
|
|
}
|
|
|
|
const std::string tmputf = EncodedBytesString(cfsVal, kCFStringEncodingUTF8);
|
|
|
|
if (text)
|
|
memcpy(text, tmputf.c_str(), tmputf.length());
|
|
CFRelease(cfsVal);
|
|
return tmputf.length();
|
|
}
|
|
return targetLength;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Returns the text in the range converted to an NSString.
|
|
NSString *ScintillaCocoa::RangeTextAsString(NSRange rangePositions) const {
|
|
const std::string text = RangeText(rangePositions.location,
|
|
NSMaxRange(rangePositions));
|
|
if (IsUnicodeMode()) {
|
|
return @(text.c_str());
|
|
} else {
|
|
// Need to convert
|
|
const CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
CFStringRef cfsVal = CFStringFromString(text.c_str(), text.length(), encoding);
|
|
|
|
return (__bridge NSString *)cfsVal;
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Return character range of a line.
|
|
NSRange ScintillaCocoa::RangeForVisibleLine(NSInteger lineVisible) {
|
|
const Range posRangeLine = RangeDisplayLine(static_cast<Sci::Line>(lineVisible));
|
|
return CharactersFromPositions(NSMakeRange(posRangeLine.First(),
|
|
posRangeLine.Last() - posRangeLine.First()));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Returns visible line number of a text position in characters.
|
|
NSInteger ScintillaCocoa::VisibleLineForIndex(NSInteger index) {
|
|
const NSRange rangePosition = PositionsFromCharacters(NSMakeRange(index, 0));
|
|
const Sci::Line lineVisible = DisplayFromPosition(rangePosition.location);
|
|
return lineVisible;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Returns a rectangle that frames the range for use by the VoiceOver cursor.
|
|
NSRect ScintillaCocoa::FrameForRange(NSRange rangeCharacters) {
|
|
const NSRange posRange = PositionsFromCharacters(rangeCharacters);
|
|
|
|
NSUInteger rangeEnd = NSMaxRange(posRange);
|
|
const bool endsWithLineEnd = rangeCharacters.length &&
|
|
(pdoc->GetColumn(rangeEnd) == 0);
|
|
|
|
Point ptStart = LocationFromPosition(posRange.location);
|
|
Point ptEnd = LocationFromPosition(rangeEnd, PointEnd::endEither);
|
|
|
|
NSRect rect = NSMakeRect(ptStart.x, ptStart.y,
|
|
ptEnd.x - ptStart.x,
|
|
ptEnd.y - ptStart.y);
|
|
|
|
rect.size.width += 2; // Shows the last character better
|
|
if (endsWithLineEnd) {
|
|
// Add a block to the right to indicate a line end is selected
|
|
rect.size.width += 20;
|
|
}
|
|
|
|
rect.size.height += vs.lineHeight;
|
|
|
|
// Adjust for margin and scroll
|
|
rect.origin.x = rect.origin.x - vs.textStart + vs.fixedColumnWidth;
|
|
|
|
return rect;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Returns a rectangle that frames the range for use by the VoiceOver cursor.
|
|
NSRect ScintillaCocoa::GetBounds() const {
|
|
return PRectangleToNSRect(GetClientRectangle());
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Translates a UTF8 string into the document encoding.
|
|
// Return the length of the result in bytes.
|
|
Sci::Position ScintillaCocoa::EncodedFromUTF8(const char *utf8, char *encoded) const {
|
|
const size_t inputLength = (lengthForEncode >= 0) ? lengthForEncode : strlen(utf8);
|
|
if (IsUnicodeMode()) {
|
|
if (encoded)
|
|
memcpy(encoded, utf8, inputLength);
|
|
return inputLength;
|
|
} else {
|
|
// Need to convert
|
|
const CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
|
|
CFStringRef cfsVal = CFStringFromString(utf8, inputLength, kCFStringEncodingUTF8);
|
|
const std::string sEncoded = EncodedBytesString(cfsVal, encoding);
|
|
if (encoded)
|
|
memcpy(encoded, sEncoded.c_str(), sEncoded.length());
|
|
CFRelease(cfsVal);
|
|
return sEncoded.length();
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::SetMouseCapture(bool on) {
|
|
capturedMouse = on;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::HaveMouseCapture() {
|
|
return capturedMouse;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Synchronously paint a rectangle of the window.
|
|
*/
|
|
bool ScintillaCocoa::SyncPaint(void *gc, PRectangle rc) {
|
|
paintState = PaintState::painting;
|
|
rcPaint = rc;
|
|
PRectangle rcText = GetTextRectangle();
|
|
paintingAllText = rcPaint.Contains(rcText);
|
|
std::unique_ptr<Surface> sw(Surface::Allocate(Technology::Default));
|
|
CGContextSetAllowsAntialiasing((CGContextRef)gc,
|
|
vs.extraFontFlag != FontQuality::QualityNonAntialiased);
|
|
CGContextSetAllowsFontSmoothing((CGContextRef)gc,
|
|
vs.extraFontFlag == FontQuality::QualityLcdOptimized);
|
|
CGContextSetAllowsFontSubpixelPositioning((CGContextRef)gc,
|
|
vs.extraFontFlag == FontQuality::QualityDefault ||
|
|
vs.extraFontFlag == FontQuality::QualityLcdOptimized);
|
|
sw->Init(gc, wMain.GetID());
|
|
Paint(sw.get(), rc);
|
|
const bool succeeded = paintState != PaintState::abandoned;
|
|
sw->Release();
|
|
paintState = PaintState::notPainting;
|
|
if (!succeeded) {
|
|
NSView *marginView = (__bridge NSView *)(wMargin.GetID());
|
|
[marginView setNeedsDisplay: YES];
|
|
}
|
|
return succeeded;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Paint the margin into the SCIMarginView space.
|
|
*/
|
|
void ScintillaCocoa::PaintMargin(NSRect aRect) {
|
|
CGContextRef gc = CGContextCurrent();
|
|
|
|
PRectangle rc = NSRectToPRectangle(aRect);
|
|
rcPaint = rc;
|
|
std::unique_ptr<Surface> sw(Surface::Allocate(Technology::Default));
|
|
if (sw) {
|
|
CGContextSetAllowsAntialiasing(gc,
|
|
vs.extraFontFlag != FontQuality::QualityNonAntialiased);
|
|
CGContextSetAllowsFontSmoothing(gc,
|
|
vs.extraFontFlag == FontQuality::QualityLcdOptimized);
|
|
CGContextSetAllowsFontSubpixelPositioning(gc,
|
|
vs.extraFontFlag == FontQuality::QualityDefault ||
|
|
vs.extraFontFlag == FontQuality::QualityLcdOptimized);
|
|
sw->Init(gc, wMargin.GetID());
|
|
PaintSelMargin(sw.get(), rc);
|
|
sw->Release();
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Prepare for drawing.
|
|
*
|
|
* @param rect The area that will be drawn, given in the sender's coordinate system.
|
|
*/
|
|
void ScintillaCocoa::WillDraw(NSRect rect) {
|
|
RefreshStyleData();
|
|
PRectangle rcWillDraw = NSRectToPRectangle(rect);
|
|
const Sci::Position posAfterArea = PositionAfterArea(rcWillDraw);
|
|
const Sci::Position posAfterMax = PositionAfterMaxStyling(posAfterArea, true);
|
|
pdoc->StyleToAdjustingLineDuration(posAfterMax);
|
|
StartIdleStyling(posAfterMax < posAfterArea);
|
|
NotifyUpdateUI();
|
|
if (WrapLines(WrapScope::wsVisible)) {
|
|
// Wrap may have reduced number of lines so more lines may need to be styled
|
|
const Sci::Position posAfterAreaWrapped = PositionAfterArea(rcWillDraw);
|
|
pdoc->EnsureStyledTo(posAfterAreaWrapped);
|
|
// The wrapping process has changed the height of some lines so redraw all.
|
|
Redraw();
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* ScrollText is empty because scrolling is handled by the NSScrollView.
|
|
*/
|
|
void ScintillaCocoa::ScrollText(Sci::Line) {
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Modifies the vertical scroll position to make the current top line show up as such.
|
|
*/
|
|
void ScintillaCocoa::SetVerticalScrollPos() {
|
|
NSScrollView *scrollView = ScrollContainer();
|
|
if (scrollView) {
|
|
NSClipView *clipView = scrollView.contentView;
|
|
NSRect contentRect = clipView.bounds;
|
|
[clipView scrollToPoint: NSMakePoint(contentRect.origin.x, topLine * vs.lineHeight)];
|
|
[scrollView reflectScrolledClipView: clipView];
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Modifies the horizontal scroll position to match xOffset.
|
|
*/
|
|
void ScintillaCocoa::SetHorizontalScrollPos() {
|
|
PRectangle textRect = GetTextRectangle();
|
|
|
|
int maxXOffset = scrollWidth - static_cast<int>(textRect.Width());
|
|
if (maxXOffset < 0)
|
|
maxXOffset = 0;
|
|
if (xOffset > maxXOffset)
|
|
xOffset = maxXOffset;
|
|
NSScrollView *scrollView = ScrollContainer();
|
|
if (scrollView) {
|
|
NSClipView *clipView = scrollView.contentView;
|
|
NSRect contentRect = clipView.bounds;
|
|
[clipView scrollToPoint: NSMakePoint(xOffset, contentRect.origin.y)];
|
|
[scrollView reflectScrolledClipView: clipView];
|
|
}
|
|
MoveFindIndicatorWithBounce(NO);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Used to adjust both scrollers to reflect the current scroll range and position in the editor.
|
|
* Arguments no longer used as NSScrollView handles details of scroll bar sizes.
|
|
*
|
|
* @param nMax Number of lines in the editor.
|
|
* @param nPage Number of lines per scroll page.
|
|
* @return True if there was a change, otherwise false.
|
|
*/
|
|
bool ScintillaCocoa::ModifyScrollBars(Sci::Line nMax, Sci::Line nPage) {
|
|
#pragma unused(nMax, nPage)
|
|
return SetScrollingSize();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Adjust both scrollers to reflect the current scroll ranges and position in the editor.
|
|
* Called when size changes or when scroll ranges change.
|
|
*/
|
|
|
|
bool ScintillaCocoa::SetScrollingSize() {
|
|
bool changes = false;
|
|
SCIContentView *inner = ContentView();
|
|
if (!enteredSetScrollingSize) {
|
|
enteredSetScrollingSize = true;
|
|
NSScrollView *scrollView = ScrollContainer();
|
|
const NSRect clipRect = scrollView.contentView.bounds;
|
|
CGFloat docHeight = pcs->LinesDisplayed() * vs.lineHeight;
|
|
if (!endAtLastLine)
|
|
docHeight += (int(scrollView.bounds.size.height / vs.lineHeight)-3) * vs.lineHeight;
|
|
// Allow extra space so that last scroll position places whole line at top
|
|
const int clipExtra = int(clipRect.size.height) % vs.lineHeight;
|
|
docHeight += clipExtra;
|
|
// Ensure all of clipRect covered by Scintilla drawing
|
|
if (docHeight < clipRect.size.height)
|
|
docHeight = clipRect.size.height;
|
|
const bool showHorizontalScroll = horizontalScrollBarVisible &&
|
|
!Wrapping();
|
|
const CGFloat docWidth = Wrapping() ? clipRect.size.width : scrollWidth;
|
|
const NSRect contentRect = NSMakeRect(0, 0, docWidth, docHeight);
|
|
changes = !CGSizeEqualToSize(contentRect.size, inner.frame.size);
|
|
if (changes) {
|
|
inner.frame = contentRect;
|
|
}
|
|
scrollView.hasVerticalScroller = verticalScrollBarVisible;
|
|
scrollView.hasHorizontalScroller = showHorizontalScroll;
|
|
SetVerticalScrollPos();
|
|
enteredSetScrollingSize = false;
|
|
}
|
|
[sciView setMarginWidth: vs.fixedColumnWidth];
|
|
return changes;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::Resize() {
|
|
SetScrollingSize();
|
|
|
|
const PRectangle rcClient = GetClientRectangle();
|
|
sizeClient = Point(rcClient.Width(), rcClient.Height());
|
|
|
|
ChangeSize();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update fields to match scroll position after receiving a notification that the user has scrolled.
|
|
*/
|
|
void ScintillaCocoa::UpdateForScroll() {
|
|
Point ptOrigin = GetVisibleOriginInMain();
|
|
xOffset = static_cast<int>(ptOrigin.x);
|
|
Sci::Line newTop = std::min(static_cast<Sci::Line>(ptOrigin.y / vs.lineHeight), MaxScrollPos());
|
|
SetTopLine(newTop);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Register a delegate that will be called for notifications and commands.
|
|
* This provides similar functionality to RegisterNotifyCallback but in an
|
|
* Objective C way.
|
|
*
|
|
* @param delegate_ A pointer to an object that implements ScintillaNotificationProtocol.
|
|
*/
|
|
|
|
void ScintillaCocoa::SetDelegate(id<ScintillaNotificationProtocol> delegate_) {
|
|
delegate = delegate_;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Used to register a callback function for a given window. This is used to emulate the way
|
|
* Windows notifies other controls (mainly up in the view hierarchy) about certain events.
|
|
*
|
|
* @param windowid A handle to a window. That value is generic and can be anything. It is passed
|
|
* through to the callback.
|
|
* @param callback The callback function to be used for future notifications. If NULL then no
|
|
* notifications will be sent anymore.
|
|
*/
|
|
void ScintillaCocoa::RegisterNotifyCallback(intptr_t windowid, SciNotifyFunc callback) {
|
|
notifyObj = windowid;
|
|
notifyProc = callback;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::NotifyChange() {
|
|
if (notifyProc != NULL)
|
|
notifyProc(notifyObj, WM_COMMAND, Platform::LongFromTwoShorts(static_cast<short>(GetCtrlID()), static_cast<short>(FocusChange::Change)),
|
|
(uintptr_t) this);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::NotifyFocus(bool focus) {
|
|
if (commandEvents && notifyProc)
|
|
notifyProc(notifyObj, WM_COMMAND, Platform::LongFromTwoShorts(static_cast<short>(GetCtrlID()),
|
|
static_cast<short>((focus ? FocusChange::Setfocus : FocusChange::Killfocus))),
|
|
(uintptr_t) this);
|
|
|
|
Editor::NotifyFocus(focus);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Used to send a notification (as WM_NOTIFY call) to the procedure, which has been set by the call
|
|
* to RegisterNotifyCallback (so it is not necessarily the parent window).
|
|
*
|
|
* @param scn The notification to send.
|
|
*/
|
|
void ScintillaCocoa::NotifyParent(NotificationData scn) {
|
|
scn.nmhdr.hwndFrom = (void *) this;
|
|
scn.nmhdr.idFrom = GetCtrlID();
|
|
if (notifyProc != NULL)
|
|
notifyProc(notifyObj, WM_NOTIFY, GetCtrlID(), (uintptr_t) &scn);
|
|
if (delegate)
|
|
[delegate notification: reinterpret_cast<SCNotification *>(&scn)];
|
|
if (scn.nmhdr.code == Notification::UpdateUI) {
|
|
NSView *content = ContentView();
|
|
if (FlagSet(scn.updated, Update::Content)) {
|
|
NSAccessibilityPostNotification(content, NSAccessibilityValueChangedNotification);
|
|
}
|
|
if (FlagSet(scn.updated, Update::Selection)) {
|
|
NSAccessibilityPostNotification(content, NSAccessibilitySelectedTextChangedNotification);
|
|
}
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::NotifyURIDropped(const char *uri) {
|
|
NotificationData scn;
|
|
scn.nmhdr.code = Notification::URIDropped;
|
|
scn.text = uri;
|
|
|
|
NotifyParent(scn);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::HasSelection() {
|
|
return !sel.Empty();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::CanUndo() {
|
|
return pdoc->CanUndo();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::CanRedo() {
|
|
return pdoc->CanRedo();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::TimerFired(NSTimer *timer) {
|
|
for (size_t tr=static_cast<size_t>(TickReason::caret); tr<=static_cast<size_t>(TickReason::platform); tr++) {
|
|
if (timers[tr] == timer) {
|
|
TickFor(static_cast<TickReason>(tr));
|
|
}
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::IdleTimerFired() {
|
|
bool more = Idle();
|
|
if (!more)
|
|
SetIdle(false);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Main entry point for drawing the control.
|
|
*
|
|
* @param rect The area to paint, given in the sender's coordinate system.
|
|
* @param gc The context we can use to paint.
|
|
*/
|
|
bool ScintillaCocoa::Draw(NSRect rect, CGContextRef gc) {
|
|
return SyncPaint(gc, NSRectToPRectangle(rect));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper function to translate macOS key codes to Scintilla key codes.
|
|
*/
|
|
static inline Keys KeyTranslate(UniChar unicodeChar, NSEventModifierFlags modifierFlags) {
|
|
switch (unicodeChar) {
|
|
case NSDownArrowFunctionKey:
|
|
return Keys::Down;
|
|
case NSUpArrowFunctionKey:
|
|
return Keys::Up;
|
|
case NSLeftArrowFunctionKey:
|
|
return Keys::Left;
|
|
case NSRightArrowFunctionKey:
|
|
return Keys::Right;
|
|
case NSHomeFunctionKey:
|
|
return Keys::Home;
|
|
case NSEndFunctionKey:
|
|
return Keys::End;
|
|
case NSPageUpFunctionKey:
|
|
return Keys::Prior;
|
|
case NSPageDownFunctionKey:
|
|
return Keys::Next;
|
|
case NSDeleteFunctionKey:
|
|
return Keys::Delete;
|
|
case NSInsertFunctionKey:
|
|
return Keys::Insert;
|
|
case '\n':
|
|
case 3:
|
|
return Keys::Return;
|
|
case 27:
|
|
return Keys::Escape;
|
|
case '+':
|
|
if (modifierFlags & NSEventModifierFlagNumericPad)
|
|
return Keys::Add;
|
|
else
|
|
return static_cast<Keys>(unicodeChar);
|
|
case '-':
|
|
if (modifierFlags & NSEventModifierFlagNumericPad)
|
|
return Keys::Subtract;
|
|
else
|
|
return static_cast<Keys>(unicodeChar);
|
|
case '/':
|
|
if (modifierFlags & NSEventModifierFlagNumericPad)
|
|
return Keys::Divide;
|
|
else
|
|
return static_cast<Keys>(unicodeChar);
|
|
case 127:
|
|
return Keys::Back;
|
|
case '\t':
|
|
case 25: // Shift tab, return to unmodified tab and handle that via modifiers.
|
|
return Keys::Tab;
|
|
default:
|
|
return static_cast<Keys>(unicodeChar);
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Translate NSEvent modifier flags into SCI_* modifier flags.
|
|
*
|
|
* @param modifiers An integer bit set of NSSEvent modifier flags.
|
|
* @return A set of SCI_* modifier flags.
|
|
*/
|
|
static KeyMod TranslateModifierFlags(NSUInteger modifiers) {
|
|
// Signal Control as SCI_META
|
|
return
|
|
(((modifiers & NSEventModifierFlagShift) != 0) ? KeyMod::Shift : KeyMod::Norm) |
|
|
(((modifiers & NSEventModifierFlagCommand) != 0) ? KeyMod::Ctrl : KeyMod::Norm) |
|
|
(((modifiers & NSEventModifierFlagOption) != 0) ? KeyMod::Alt : KeyMod::Norm) |
|
|
(((modifiers & NSEventModifierFlagControl) != 0) ? KeyMod::Meta : KeyMod::Norm);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Main keyboard input handling method. It is called for any key down event, including function keys,
|
|
* numeric keypad input and whatnot.
|
|
*
|
|
* @param event The event instance associated with the key down event.
|
|
* @return True if the input was handled, false otherwise.
|
|
*/
|
|
bool ScintillaCocoa::KeyboardInput(NSEvent *event) {
|
|
// For now filter out function keys.
|
|
NSString *input = event.charactersIgnoringModifiers;
|
|
|
|
bool handled = false;
|
|
|
|
// Handle each entry individually. Usually we only have one entry anyway.
|
|
for (size_t i = 0; i < input.length; i++) {
|
|
const UniChar originalKey = [input characterAtIndex: i];
|
|
// Some Unicode extended Latin characters overlap the Keys enumeration so treat them
|
|
// only as and not as command keys.
|
|
if (originalKey >= static_cast<UniChar>(Keys::Down) && originalKey <= static_cast<UniChar>(Keys::Menu))
|
|
continue;
|
|
NSEventModifierFlags modifierFlags = event.modifierFlags;
|
|
|
|
Keys key = KeyTranslate(originalKey, modifierFlags);
|
|
|
|
bool consumed = false; // Consumed as command?
|
|
|
|
if (KeyDownWithModifiers(key, TranslateModifierFlags(modifierFlags), &consumed))
|
|
handled = true;
|
|
if (consumed)
|
|
handled = true;
|
|
}
|
|
|
|
return handled;
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Used to insert already processed text provided by the Cocoa text input system.
|
|
*/
|
|
ptrdiff_t ScintillaCocoa::InsertText(NSString *input, CharacterSource charSource) {
|
|
if ([input length] == 0) {
|
|
return 0;
|
|
}
|
|
|
|
// There may be multiple characters in input so loop over them
|
|
if (IsUnicodeMode()) {
|
|
// There may be non-BMP characters as 2 elements in NSString so
|
|
// convert to UTF-8 and use UTF8BytesOfLead.
|
|
std::string encoded = EncodedBytesString((__bridge CFStringRef)input,
|
|
kCFStringEncodingUTF8);
|
|
std::string_view sv = encoded;
|
|
while (sv.length()) {
|
|
const unsigned char leadByte = sv[0];
|
|
const unsigned int bytesInCharacter = UTF8BytesOfLead[leadByte];
|
|
InsertCharacter(sv.substr(0, bytesInCharacter), charSource);
|
|
sv.remove_prefix(bytesInCharacter);
|
|
}
|
|
return encoded.length();
|
|
} else {
|
|
const CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
ptrdiff_t lengthInserted = 0;
|
|
for (NSInteger i = 0; i < [input length]; i++) {
|
|
NSString *character = [input substringWithRange:NSMakeRange(i, 1)];
|
|
std::string encoded = EncodedBytesString((__bridge CFStringRef)character,
|
|
encoding);
|
|
lengthInserted += encoded.length();
|
|
InsertCharacter(encoded, charSource);
|
|
}
|
|
|
|
return lengthInserted;
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Convert from a range of characters to a range of bytes.
|
|
*/
|
|
NSRange ScintillaCocoa::PositionsFromCharacters(NSRange rangeCharacters) const {
|
|
Sci::Position start = pdoc->GetRelativePositionUTF16(0, rangeCharacters.location);
|
|
if (start == Sci::invalidPosition)
|
|
start = pdoc->Length();
|
|
Sci::Position end = pdoc->GetRelativePositionUTF16(start, rangeCharacters.length);
|
|
if (end == Sci::invalidPosition)
|
|
end = pdoc->Length();
|
|
return NSMakeRange(start, end - start);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Convert from a range of characters from a range of bytes.
|
|
*/
|
|
NSRange ScintillaCocoa::CharactersFromPositions(NSRange rangePositions) const {
|
|
const Sci::Position start = pdoc->CountUTF16(0, rangePositions.location);
|
|
const Sci::Position len = pdoc->CountUTF16(rangePositions.location,
|
|
NSMaxRange(rangePositions));
|
|
return NSMakeRange(start, len);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Used to ensure that only one selection is active for input composition as composition
|
|
* does not support multi-typing.
|
|
*/
|
|
void ScintillaCocoa::SelectOnlyMainSelection() {
|
|
sel.SetSelection(sel.RangeMain());
|
|
Redraw();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Convert virtual space before selection into real space.
|
|
*/
|
|
void ScintillaCocoa::ConvertSelectionVirtualSpace() {
|
|
ClearBeforeTentativeStart();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Erase all selected text and return whether the selection is now empty.
|
|
* The selection may not be empty if the selection contained protected text.
|
|
*/
|
|
bool ScintillaCocoa::ClearAllSelections() {
|
|
ClearSelection(true);
|
|
return sel.Empty();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Start composing for IME.
|
|
*/
|
|
void ScintillaCocoa::CompositionStart() {
|
|
if (!sel.Empty()) {
|
|
NSLog(@"Selection not empty when starting composition");
|
|
}
|
|
pdoc->TentativeStart();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Commit the IME text.
|
|
*/
|
|
void ScintillaCocoa::CompositionCommit() {
|
|
pdoc->TentativeCommit();
|
|
pdoc->DecorationSetCurrentIndicator(static_cast<int>(IndicatorNumbers::Ime));
|
|
pdoc->DecorationFillRange(0, 0, pdoc->Length());
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Remove the IME text.
|
|
*/
|
|
void ScintillaCocoa::CompositionUndo() {
|
|
pdoc->TentativeUndo();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
/**
|
|
* When switching documents discard any incomplete character composition state as otherwise tries to
|
|
* act on the new document.
|
|
*/
|
|
void ScintillaCocoa::SetDocPointer(Document *document) {
|
|
// Drop input composition.
|
|
NSTextInputContext *inctxt = [NSTextInputContext currentInputContext];
|
|
[inctxt discardMarkedText];
|
|
SCIContentView *inner = ContentView();
|
|
[inner unmarkText];
|
|
Editor::SetDocPointer(document);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Convert NSEvent timestamp NSTimeInterval into unsigned int milliseconds wanted by Editor methods.
|
|
*/
|
|
|
|
namespace {
|
|
|
|
unsigned int TimeOfEvent(NSEvent *event) {
|
|
return static_cast<unsigned int>(event.timestamp * 1000);
|
|
}
|
|
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Called by the owning view when the mouse pointer enters the control.
|
|
*/
|
|
void ScintillaCocoa::MouseEntered(NSEvent *event) {
|
|
if (!HaveMouseCapture()) {
|
|
WndProc(Message::SetCursor, (long int)CursorShape::Normal, 0);
|
|
|
|
// Mouse location is given in screen coordinates and might also be outside of our bounds.
|
|
Point location = ConvertPoint(event.locationInWindow);
|
|
ButtonMoveWithModifiers(location,
|
|
TimeOfEvent(event),
|
|
TranslateModifierFlags(event.modifierFlags));
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::MouseExited(NSEvent * /* event */) {
|
|
// Nothing to do here.
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::MouseDown(NSEvent *event) {
|
|
Point location = ConvertPoint(event.locationInWindow);
|
|
ButtonDownWithModifiers(location,
|
|
TimeOfEvent(event),
|
|
TranslateModifierFlags(event.modifierFlags));
|
|
}
|
|
|
|
void ScintillaCocoa::RightMouseDown(NSEvent *event) {
|
|
Point location = ConvertPoint(event.locationInWindow);
|
|
RightButtonDownWithModifiers(location,
|
|
TimeOfEvent(event),
|
|
TranslateModifierFlags(event.modifierFlags));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::MouseMove(NSEvent *event) {
|
|
lastMouseEvent = event;
|
|
|
|
ButtonMoveWithModifiers(ConvertPoint(event.locationInWindow),
|
|
TimeOfEvent(event),
|
|
TranslateModifierFlags(event.modifierFlags));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::MouseUp(NSEvent *event) {
|
|
ButtonUpWithModifiers(ConvertPoint(event.locationInWindow),
|
|
TimeOfEvent(event),
|
|
TranslateModifierFlags(event.modifierFlags));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::MouseWheel(NSEvent *event) {
|
|
bool command = (event.modifierFlags & NSEventModifierFlagCommand) != 0;
|
|
int dY = 0;
|
|
|
|
// In order to make scrolling with larger offset smoother we scroll less lines the larger the
|
|
// delta value is.
|
|
if (event.deltaY < 0)
|
|
dY = -static_cast<int>(sqrt(-10.0 * event.deltaY));
|
|
else
|
|
dY = static_cast<int>(sqrt(10.0 * event.deltaY));
|
|
|
|
if (command) {
|
|
// Zoom! We play with the font sizes in the styles.
|
|
// Number of steps/line is ignored, we just care if sizing up or down.
|
|
if (dY > 0.5)
|
|
KeyCommand(Message::ZoomIn);
|
|
else if (dY < -0.5)
|
|
KeyCommand(Message::ZoomOut);
|
|
} else {
|
|
}
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
// Helper methods for NSResponder actions.
|
|
|
|
void ScintillaCocoa::SelectAll() {
|
|
Editor::SelectAll();
|
|
}
|
|
|
|
void ScintillaCocoa::DeleteBackward() {
|
|
KeyDownWithModifiers(Keys::Back, KeyMod::Norm, nil);
|
|
}
|
|
|
|
void ScintillaCocoa::Cut() {
|
|
Editor::Cut();
|
|
}
|
|
|
|
void ScintillaCocoa::Undo() {
|
|
Editor::Undo();
|
|
}
|
|
|
|
void ScintillaCocoa::Redo() {
|
|
Editor::Redo();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
bool ScintillaCocoa::ShouldDisplayPopupOnMargin() {
|
|
return displayPopupMenu == PopUp::All;
|
|
}
|
|
|
|
bool ScintillaCocoa::ShouldDisplayPopupOnText() {
|
|
return displayPopupMenu == PopUp::All || displayPopupMenu == PopUp::Text;
|
|
}
|
|
|
|
/**
|
|
* Creates and returns a popup menu, which is then displayed by the Cocoa framework.
|
|
*/
|
|
NSMenu *ScintillaCocoa::CreateContextMenu(NSEvent * /* event */) {
|
|
// Call ScintillaBase to create the context menu.
|
|
ContextMenu(Point(0, 0));
|
|
|
|
return (__bridge NSMenu *)(popup.GetID());
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* An intermediate function to forward context menu commands from the menu action handler to
|
|
* scintilla.
|
|
*/
|
|
void ScintillaCocoa::HandleCommand(NSInteger command) {
|
|
Command(static_cast<int>(command));
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update 'isFirstResponder' and possibly change focus state.
|
|
*/
|
|
void ScintillaCocoa::SetFirstResponder(bool isFirstResponder_) {
|
|
isFirstResponder = isFirstResponder_;
|
|
SetFocusActiveState();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update 'isActive' and possibly change focus state.
|
|
*/
|
|
void ScintillaCocoa::ActiveStateChanged(bool isActive_) {
|
|
isActive = isActive_;
|
|
SetFocusActiveState();
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update 'hasFocus' based on first responder and active status.
|
|
*/
|
|
void ScintillaCocoa::SetFocusActiveState() {
|
|
SetFocusState(isActive && isFirstResponder);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
namespace {
|
|
|
|
/**
|
|
* Convert from an NSColor into a ColourRGBA
|
|
*/
|
|
ColourRGBA ColourFromNSColor(NSColor *value) {
|
|
return ColourRGBA(static_cast<unsigned int>(value.redComponent * componentMaximum),
|
|
static_cast<unsigned int>(value.greenComponent * componentMaximum),
|
|
static_cast<unsigned int>(value.blueComponent * componentMaximum),
|
|
static_cast<unsigned int>(value.alphaComponent * componentMaximum));
|
|
}
|
|
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update ViewStyle::elementBaseColours to match system preferences.
|
|
*/
|
|
void ScintillaCocoa::UpdateBaseElements() {
|
|
NSView *content = ContentView();
|
|
NSAppearance *saved = [NSAppearance currentAppearance];
|
|
[NSAppearance setCurrentAppearance:content.effectiveAppearance];
|
|
|
|
bool changed = false;
|
|
if (@available(macOS 10.14, *)) {
|
|
NSColorSpace *colorSpace = [NSColorSpace genericRGBColorSpace];
|
|
NSColor *textBack = [NSColor.textBackgroundColor colorUsingColorSpace: colorSpace];
|
|
NSColor *noFocusBack = [NSColor.unemphasizedSelectedTextBackgroundColor colorUsingColorSpace: colorSpace];
|
|
if (vs.selection.layer == Layer::Base) {
|
|
NSColor *selBack = [NSColor.selectedTextBackgroundColor colorUsingColorSpace: colorSpace];
|
|
// Additional selection: blend with text background to make weaker version.
|
|
NSColor *modified = [selBack blendedColorWithFraction:0.5 ofColor:textBack];
|
|
changed = vs.SetElementBase(Element::SelectionBack, ColourFromNSColor(selBack));
|
|
changed = vs.SetElementBase(Element::SelectionAdditionalBack, ColourFromNSColor(modified)) || changed;
|
|
changed = vs.SetElementBase(Element::SelectionInactiveBack, ColourFromNSColor(noFocusBack)) || changed;
|
|
} else {
|
|
// Less translucent colour used in dark mode as otherwise less visible
|
|
const int alpha = textBack.brightnessComponent > 0.5 ? 0x40 : 0x60;
|
|
// Make a translucent colour that approximates selectedTextBackgroundColor
|
|
NSColor *accent = [NSColor.controlAccentColor colorUsingColorSpace: colorSpace];
|
|
const ColourRGBA colourAccent = ColourFromNSColor(accent);
|
|
changed = vs.SetElementBase(Element::SelectionBack, ColourRGBA(colourAccent, alpha));
|
|
changed = vs.SetElementBase(Element::SelectionAdditionalBack, ColourRGBA(colourAccent, alpha/2)) || changed;
|
|
changed = vs.SetElementBase(Element::SelectionInactiveBack, ColourRGBA(ColourFromNSColor(noFocusBack), alpha)) || changed;
|
|
|
|
}
|
|
}
|
|
if (changed) {
|
|
Redraw();
|
|
}
|
|
|
|
[NSAppearance setCurrentAppearance:saved];
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* When the window is about to move, the calltip and autcoimpletion stay in the same spot,
|
|
* so cancel them.
|
|
*/
|
|
void ScintillaCocoa::WindowWillMove() {
|
|
AutoCompleteCancel();
|
|
ct.CallTipCancel();
|
|
}
|
|
|
|
// If building with old SDK, need to define version number for 10.8
|
|
#ifndef NSAppKitVersionNumber10_8
|
|
#define NSAppKitVersionNumber10_8 1187
|
|
#endif
|
|
|
|
//--------------------------------------------------------------------------------------------------
|
|
|
|
void ScintillaCocoa::ShowFindIndicatorForRange(NSRange charRange, BOOL retaining) {
|
|
#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
|
|
NSView *content = ContentView();
|
|
if (!layerFindIndicator) {
|
|
layerFindIndicator = [[FindHighlightLayer alloc] init];
|
|
[content setWantsLayer: YES];
|
|
layerFindIndicator.geometryFlipped = content.layer.geometryFlipped;
|
|
if (std::floor(NSAppKitVersionNumber) > NSAppKitVersionNumber10_8) {
|
|
// Content layer is unflipped on 10.9, but the indicator shows wrong unless flipped
|
|
layerFindIndicator.geometryFlipped = YES;
|
|
}
|
|
[content.layer addSublayer: layerFindIndicator];
|
|
}
|
|
[layerFindIndicator removeAnimationForKey: @"animateFound"];
|
|
|
|
if (charRange.length) {
|
|
CFStringEncoding encoding = EncodingFromCharacterSet(IsUnicodeMode(),
|
|
vs.styles[StyleDefault].characterSet);
|
|
std::vector<char> buffer(charRange.length);
|
|
pdoc->GetCharRange(&buffer[0], charRange.location, charRange.length);
|
|
|
|
CFStringRef cfsFind = CFStringFromString(&buffer[0], charRange.length, encoding);
|
|
layerFindIndicator.sFind = (__bridge NSString *)cfsFind;
|
|
if (cfsFind)
|
|
CFRelease(cfsFind);
|
|
layerFindIndicator.retaining = retaining;
|
|
layerFindIndicator.positionFind = charRange.location;
|
|
// Message::GetStyleAt reports a signed byte but want an unsigned to index into styles
|
|
const char styleByte = static_cast<char>(WndProc(Message::GetStyleAt, charRange.location, 0));
|
|
const long style = static_cast<unsigned char>(styleByte);
|
|
std::vector<char> bufferFontName(WndProc(Message::StyleGetFont, style, 0) + 1);
|
|
WndProc(Message::StyleGetFont, style, (sptr_t)&bufferFontName[0]);
|
|
layerFindIndicator.sFont = @(&bufferFontName[0]);
|
|
|
|
layerFindIndicator.fontSize = WndProc(Message::StyleGetSizeFractional, style, 0) /
|
|
(float)FontSizeMultiplier;
|
|
layerFindIndicator.widthText = WndProc(Message::PointXFromPosition, 0, charRange.location + charRange.length) -
|
|
WndProc(Message::PointXFromPosition, 0, charRange.location);
|
|
layerFindIndicator.heightLine = WndProc(Message::TextHeight, 0, 0);
|
|
MoveFindIndicatorWithBounce(YES);
|
|
} else {
|
|
[layerFindIndicator hideMatch];
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void ScintillaCocoa::MoveFindIndicatorWithBounce(BOOL bounce) {
|
|
#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
|
|
if (layerFindIndicator) {
|
|
CGPoint ptText = CGPointMake(
|
|
WndProc(Message::PointXFromPosition, 0, layerFindIndicator.positionFind),
|
|
WndProc(Message::PointYFromPosition, 0, layerFindIndicator.positionFind));
|
|
ptText.x = ptText.x - vs.fixedColumnWidth + xOffset;
|
|
ptText.y += topLine * vs.lineHeight;
|
|
if (!layerFindIndicator.geometryFlipped) {
|
|
NSView *content = ContentView();
|
|
ptText.y = content.bounds.size.height - ptText.y;
|
|
}
|
|
[layerFindIndicator animateMatch: ptText bounce: bounce];
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void ScintillaCocoa::HideFindIndicator() {
|
|
#if MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_5
|
|
if (layerFindIndicator) {
|
|
[layerFindIndicator hideMatch];
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|