notepad-plus-plus/scintilla/qt/ScintillaEdit/ScintillaDocument.cpp

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// ScintillaDocument.cpp
// Wrapper for Scintilla document object so it can be manipulated independently.
// Copyright (c) 2011 Archaeopteryx Software, Inc. d/b/a Wingware
#include <vector>
#include <map>
#include "ScintillaDocument.h"
#include "Platform.h"
#include "ILexer.h"
#include "Scintilla.h"
#include "SplitVector.h"
#include "Partitioning.h"
#include "RunStyles.h"
#include "ContractionState.h"
#include "CellBuffer.h"
#include "KeyMap.h"
#include "Indicator.h"
#include "XPM.h"
#include "LineMarker.h"
#include "Style.h"
#include "ViewStyle.h"
#include "CharClassify.h"
#include "Decoration.h"
#include "CaseFolder.h"
#include "Document.h"
class WatcherHelper : public DocWatcher {
ScintillaDocument *owner;
public:
WatcherHelper(ScintillaDocument *owner_);
virtual ~WatcherHelper();
void NotifyModifyAttempt(Document *doc, void *userData);
void NotifySavePoint(Document *doc, void *userData, bool atSavePoint);
void NotifyModified(Document *doc, DocModification mh, void *userData);
void NotifyDeleted(Document *doc, void *userData);
void NotifyStyleNeeded(Document *doc, void *userData, int endPos);
void NotifyLexerChanged(Document *doc, void *userData);
void NotifyErrorOccurred(Document *doc, void *userData, int status);
};
WatcherHelper::WatcherHelper(ScintillaDocument *owner_) : owner(owner_) {
}
WatcherHelper::~WatcherHelper() {
}
void WatcherHelper::NotifyModifyAttempt(Document *, void *) {
owner->emit_modify_attempt();
}
void WatcherHelper::NotifySavePoint(Document *, void *, bool atSavePoint) {
owner->emit_save_point(atSavePoint);
}
void WatcherHelper::NotifyModified(Document *, DocModification mh, void *) {
int length = mh.length;
if (!mh.text)
length = 0;
QByteArray ba = QByteArray::fromRawData(mh.text, length);
owner->emit_modified(mh.position, mh.modificationType, ba, length,
mh.linesAdded, mh.line, mh.foldLevelNow, mh.foldLevelPrev);
}
void WatcherHelper::NotifyDeleted(Document *, void *) {
}
void WatcherHelper::NotifyStyleNeeded(Document *, void *, int endPos) {
owner->emit_style_needed(endPos);
}
void WatcherHelper::NotifyLexerChanged(Document *, void *) {
owner->emit_lexer_changed();
}
void WatcherHelper::NotifyErrorOccurred(Document *, void *, int status) {
owner->emit_error_occurred(status);
}
ScintillaDocument::ScintillaDocument(QObject *parent, void *pdoc_) :
QObject(parent), pdoc(pdoc_), docWatcher(0) {
if (!pdoc) {
pdoc = new Document();
}
docWatcher = new WatcherHelper(this);
((Document *)pdoc)->AddRef();
((Document *)pdoc)->AddWatcher(docWatcher, pdoc);
}
ScintillaDocument::~ScintillaDocument() {
Document *doc = static_cast<Document *>(pdoc);
if (doc) {
doc->RemoveWatcher(docWatcher, doc);
doc->Release();
}
pdoc = NULL;
delete docWatcher;
docWatcher = NULL;
}
void *ScintillaDocument::pointer() {
return pdoc;
}
int ScintillaDocument::line_from_position(int pos) {
return ((Document *)pdoc)->LineFromPosition(pos);
}
bool ScintillaDocument::is_cr_lf(int pos) {
return ((Document *)pdoc)->IsCrLf(pos);
}
bool ScintillaDocument::delete_chars(int pos, int len) {
return ((Document *)pdoc)->DeleteChars(pos, len);
}
int ScintillaDocument::undo() {
return ((Document *)pdoc)->Undo();
}
int ScintillaDocument::redo() {
return ((Document *)pdoc)->Redo();
}
bool ScintillaDocument::can_undo() {
return ((Document *)pdoc)->CanUndo();
}
bool ScintillaDocument::can_redo() {
return ((Document *)pdoc)->CanRedo();
}
void ScintillaDocument::delete_undo_history() {
((Document *)pdoc)->DeleteUndoHistory();
}
bool ScintillaDocument::set_undo_collection(bool collect_undo) {
return ((Document *)pdoc)->SetUndoCollection(collect_undo);
}
bool ScintillaDocument::is_collecting_undo() {
return ((Document *)pdoc)->IsCollectingUndo();
}
void ScintillaDocument::begin_undo_action() {
((Document *)pdoc)->BeginUndoAction();
}
void ScintillaDocument::end_undo_action() {
((Document *)pdoc)->EndUndoAction();
}
void ScintillaDocument::set_save_point() {
((Document *)pdoc)->SetSavePoint();
}
bool ScintillaDocument::is_save_point() {
return ((Document *)pdoc)->IsSavePoint();
}
void ScintillaDocument::set_read_only(bool read_only) {
((Document *)pdoc)->SetReadOnly(read_only);
}
bool ScintillaDocument::is_read_only() {
return ((Document *)pdoc)->IsReadOnly();
}
void ScintillaDocument::insert_string(int position, QByteArray &str) {
((Document *)pdoc)->InsertString(position, str.data(), str.size());
}
QByteArray ScintillaDocument::get_char_range(int position, int length) {
Document *doc = (Document *)pdoc;
if (position < 0 || length <= 0 || position + length > doc->Length())
return QByteArray();
QByteArray ba(length, '\0');
doc->GetCharRange(ba.data(), position, length);
return ba;
}
char ScintillaDocument::style_at(int position) {
return ((Document *)pdoc)->StyleAt(position);
}
int ScintillaDocument::line_start(int lineno) {
return ((Document *)pdoc)->LineStart(lineno);
}
int ScintillaDocument::line_end(int lineno) {
return ((Document *)pdoc)->LineEnd(lineno);
}
int ScintillaDocument::line_end_position(int pos) {
return ((Document *)pdoc)->LineEndPosition(pos);
}
int ScintillaDocument::length() {
return ((Document *)pdoc)->Length();
}
int ScintillaDocument::lines_total() {
return ((Document *)pdoc)->LinesTotal();
}
void ScintillaDocument::start_styling(int position, char flags) {
((Document *)pdoc)->StartStyling(position, flags);
}
bool ScintillaDocument::set_style_for(int length, char style) {
return ((Document *)pdoc)->SetStyleFor(length, style);
}
int ScintillaDocument::get_end_styled() {
return ((Document *)pdoc)->GetEndStyled();
}
void ScintillaDocument::ensure_styled_to(int position) {
((Document *)pdoc)->EnsureStyledTo(position);
}
void ScintillaDocument::set_current_indicator(int indic) {
((Document *)pdoc)->decorations.SetCurrentIndicator(indic);
}
void ScintillaDocument::decoration_fill_range(int position, int value, int fillLength) {
((Document *)pdoc)->DecorationFillRange(position, value, fillLength);
}
int ScintillaDocument::decorations_value_at(int indic, int position) {
return ((Document *)pdoc)->decorations.ValueAt(indic, position);
}
int ScintillaDocument::decorations_start(int indic, int position) {
return ((Document *)pdoc)->decorations.Start(indic, position);
}
int ScintillaDocument::decorations_end(int indic, int position) {
return ((Document *)pdoc)->decorations.End(indic, position);
}
int ScintillaDocument::get_code_page() {
return ((Document *)pdoc)->CodePage();
}
void ScintillaDocument::set_code_page(int code_page) {
((Document *)pdoc)->dbcsCodePage = code_page;
}
int ScintillaDocument::move_position_outside_char(int pos, int move_dir, bool check_line_end) {
return ((Document *)pdoc)->MovePositionOutsideChar(pos, move_dir, check_line_end);
}
// Signal emitters
void ScintillaDocument::emit_modify_attempt() {
emit modify_attempt();
}
void ScintillaDocument::emit_save_point(bool atSavePoint) {
emit save_point(atSavePoint);
}
void ScintillaDocument::emit_modified(int position, int modification_type, const QByteArray& text, int length,
int linesAdded, int line, int foldLevelNow, int foldLevelPrev) {
emit modified(position, modification_type, text, length,
linesAdded, line, foldLevelNow, foldLevelPrev);
}
void ScintillaDocument::emit_style_needed(int pos) {
emit style_needed(pos);
}
void ScintillaDocument::emit_lexer_changed() {
emit lexer_changed();
}
void ScintillaDocument::emit_error_occurred(int status) {
emit error_occurred(status);
}