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278 lines
8.4 KiB
278 lines
8.4 KiB
// @file ScintillaDocument.cpp
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// Wrapper for Scintilla document object so it can be manipulated independently.
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// Copyright (c) 2011 Archaeopteryx Software, Inc. d/b/a Wingware
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#include <stdexcept>
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#include <string_view>
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#include <vector>
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#include <map>
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#include <set>
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#include <optional>
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#include <memory>
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#include "ScintillaTypes.h"
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#include "ScintillaMessages.h"
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#include "ScintillaStructures.h"
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#include "ScintillaDocument.h"
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#include "Debugging.h"
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#include "Geometry.h"
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#include "Platform.h"
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#include "ILoader.h"
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#include "ILexer.h"
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#include "Scintilla.h"
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#include "CharacterCategoryMap.h"
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#include "Position.h"
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#include "UniqueString.h"
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#include "SplitVector.h"
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#include "Partitioning.h"
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#include "RunStyles.h"
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#include "ContractionState.h"
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#include "CellBuffer.h"
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#include "KeyMap.h"
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#include "Indicator.h"
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#include "LineMarker.h"
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#include "Style.h"
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#include "ViewStyle.h"
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#include "CharClassify.h"
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#include "Decoration.h"
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#include "CaseFolder.h"
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#include "Document.h"
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using namespace Scintilla;
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using namespace Scintilla::Internal;
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class WatcherHelper : public DocWatcher {
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ScintillaDocument *owner;
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public:
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explicit WatcherHelper(ScintillaDocument *owner_);
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void NotifyModifyAttempt(Document *doc, void *userData) override;
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void NotifySavePoint(Document *doc, void *userData, bool atSavePoint) override;
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void NotifyModified(Document *doc, DocModification mh, void *userData) override;
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void NotifyDeleted(Document *doc, void *userData) noexcept override;
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void NotifyStyleNeeded(Document *doc, void *userData, Sci::Position endPos) override;
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void NotifyErrorOccurred(Document *doc, void *userData, Status status) override;
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};
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WatcherHelper::WatcherHelper(ScintillaDocument *owner_) : owner(owner_) {
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}
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void WatcherHelper::NotifyModifyAttempt(Document *, void *) {
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emit owner->modify_attempt();
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}
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void WatcherHelper::NotifySavePoint(Document *, void *, bool atSavePoint) {
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emit owner->save_point(atSavePoint);
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}
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void WatcherHelper::NotifyModified(Document *, DocModification mh, void *) {
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int length = mh.length;
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if (!mh.text)
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length = 0;
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QByteArray ba = QByteArray::fromRawData(mh.text, length);
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emit owner->modified(mh.position, static_cast<int>(mh.modificationType), ba, length,
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mh.linesAdded, mh.line, static_cast<int>(mh.foldLevelNow), static_cast<int>(mh.foldLevelPrev));
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}
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void WatcherHelper::NotifyDeleted(Document *, void *) noexcept {
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}
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void WatcherHelper::NotifyStyleNeeded(Document *, void *, Sci::Position endPos) {
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emit owner->style_needed(endPos);
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}
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void WatcherHelper::NotifyErrorOccurred(Document *, void *, Status status) {
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emit owner->error_occurred(static_cast<int>(status));
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}
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ScintillaDocument::ScintillaDocument(QObject *parent, void *pdoc_) :
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QObject(parent), pdoc(static_cast<Scintilla::IDocumentEditable *>(pdoc_)), docWatcher(nullptr) {
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if (!pdoc) {
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pdoc = new Document(DocumentOption::Default);
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}
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docWatcher = new WatcherHelper(this);
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(static_cast<Document *>(pdoc))->AddRef();
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(static_cast<Document *>(pdoc))->AddWatcher(docWatcher, pdoc);
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}
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ScintillaDocument::~ScintillaDocument() {
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Document *doc = static_cast<Document *>(pdoc);
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if (doc) {
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doc->RemoveWatcher(docWatcher, doc);
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doc->Release();
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}
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pdoc = nullptr;
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delete docWatcher;
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docWatcher = nullptr;
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}
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void *ScintillaDocument::pointer() {
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return pdoc;
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}
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int ScintillaDocument::line_from_position(int pos) {
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return (static_cast<Document *>(pdoc))->LineFromPosition(pos);
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}
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bool ScintillaDocument::is_cr_lf(int pos) {
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return (static_cast<Document *>(pdoc))->IsCrLf(pos);
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}
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bool ScintillaDocument::delete_chars(int pos, int len) {
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return (static_cast<Document *>(pdoc))->DeleteChars(pos, len);
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}
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int ScintillaDocument::undo() {
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return (static_cast<Document *>(pdoc))->Undo();
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}
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int ScintillaDocument::redo() {
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return (static_cast<Document *>(pdoc))->Redo();
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}
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bool ScintillaDocument::can_undo() {
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return (static_cast<Document *>(pdoc))->CanUndo();
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}
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bool ScintillaDocument::can_redo() {
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return (static_cast<Document *>(pdoc))->CanRedo();
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}
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void ScintillaDocument::delete_undo_history() {
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(static_cast<Document *>(pdoc))->DeleteUndoHistory();
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}
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bool ScintillaDocument::set_undo_collection(bool collect_undo) {
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return (static_cast<Document *>(pdoc))->SetUndoCollection(collect_undo);
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}
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bool ScintillaDocument::is_collecting_undo() {
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return (static_cast<Document *>(pdoc))->IsCollectingUndo();
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}
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void ScintillaDocument::begin_undo_action(bool coalesceWithPrior) {
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(static_cast<Document *>(pdoc))->BeginUndoAction(coalesceWithPrior);
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}
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void ScintillaDocument::end_undo_action() {
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(static_cast<Document *>(pdoc))->EndUndoAction();
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}
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void ScintillaDocument::set_save_point() {
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(static_cast<Document *>(pdoc))->SetSavePoint();
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}
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bool ScintillaDocument::is_save_point() {
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return (static_cast<Document *>(pdoc))->IsSavePoint();
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}
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void ScintillaDocument::set_read_only(bool read_only) {
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(static_cast<Document *>(pdoc))->SetReadOnly(read_only);
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}
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bool ScintillaDocument::is_read_only() {
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return (static_cast<Document *>(pdoc))->IsReadOnly();
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}
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void ScintillaDocument::insert_string(int position, QByteArray &str) {
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(static_cast<Document *>(pdoc))->InsertString(position, str.data(), str.size());
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}
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QByteArray ScintillaDocument::get_char_range(int position, int length) {
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const Document *doc = static_cast<Document *>(pdoc);
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if (position < 0 || length <= 0 || position + length > doc->Length())
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return QByteArray();
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QByteArray ba(length, '\0');
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doc->GetCharRange(ba.data(), position, length);
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return ba;
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}
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char ScintillaDocument::style_at(int position) {
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return (static_cast<Document *>(pdoc))->StyleAt(position);
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}
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int ScintillaDocument::line_start(int lineno) {
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return (static_cast<Document *>(pdoc))->LineStart(lineno);
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}
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int ScintillaDocument::line_end(int lineno) {
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return (static_cast<Document *>(pdoc))->LineEnd(lineno);
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}
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int ScintillaDocument::line_end_position(int pos) {
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return (static_cast<Document *>(pdoc))->LineEndPosition(pos);
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}
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int ScintillaDocument::length() {
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return (static_cast<Document *>(pdoc))->Length();
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}
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int ScintillaDocument::lines_total() {
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return (static_cast<Document *>(pdoc))->LinesTotal();
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}
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void ScintillaDocument::start_styling(int position) {
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(static_cast<Document *>(pdoc))->StartStyling(position);
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}
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bool ScintillaDocument::set_style_for(int length, char style) {
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return (static_cast<Document *>(pdoc))->SetStyleFor(length, style);
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}
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int ScintillaDocument::get_end_styled() {
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return (static_cast<Document *>(pdoc))->GetEndStyled();
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}
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void ScintillaDocument::ensure_styled_to(int position) {
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(static_cast<Document *>(pdoc))->EnsureStyledTo(position);
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}
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void ScintillaDocument::set_current_indicator(int indic) {
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(static_cast<Document *>(pdoc))->decorations->SetCurrentIndicator(indic);
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}
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void ScintillaDocument::decoration_fill_range(int position, int value, int fillLength) {
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(static_cast<Document *>(pdoc))->DecorationFillRange(position, value, fillLength);
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}
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int ScintillaDocument::decorations_value_at(int indic, int position) {
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return (static_cast<Document *>(pdoc))->decorations->ValueAt(indic, position);
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}
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int ScintillaDocument::decorations_start(int indic, int position) {
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return (static_cast<Document *>(pdoc))->decorations->Start(indic, position);
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}
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int ScintillaDocument::decorations_end(int indic, int position) {
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return (static_cast<Document *>(pdoc))->decorations->End(indic, position);
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}
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int ScintillaDocument::get_code_page() {
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return (static_cast<Document *>(pdoc))->CodePage();
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}
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void ScintillaDocument::set_code_page(int code_page) {
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(static_cast<Document *>(pdoc))->dbcsCodePage = code_page;
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}
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int ScintillaDocument::get_eol_mode() {
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return static_cast<int>((static_cast<Document *>(pdoc))->eolMode);
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}
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void ScintillaDocument::set_eol_mode(int eol_mode) {
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(static_cast<Document *>(pdoc))->eolMode = static_cast<EndOfLine>(eol_mode);
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}
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int ScintillaDocument::move_position_outside_char(int pos, int move_dir, bool check_line_end) {
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return (static_cast<Document *>(pdoc))->MovePositionOutsideChar(pos, move_dir, check_line_end);
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}
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int ScintillaDocument::get_character(int pos) {
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return (static_cast<Document *>(pdoc))->GetCharacterAndWidth(pos, nullptr);
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}
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