Differential D5734 Diff 18864 krusader/KViewer/lister.h

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krusader/KViewer/lister.h

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34// QtCore 34​// QtCore
35#include <QList> 35​#include <QList>
36#include <QTimer> 36​#include <QTimer>
37​#include <QTextCodec>
38​#include <QMutex>
37// QtGui 39​// QtGui
38#include <QColor> 40​#include <QColor>
39// QtWidgets 41​// QtWidgets
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66public: 68​public:
67 ListerTextArea(Lister *lister, QWidget *parent); 69​ ListerTextArea(Lister *lister, QWidget *parent);
68 void reset(); 70​ void reset();
69 void calculateText(bool forcedUpdate = false); 71​ void calculateText(const bool forcedUpdate = false);
70 void redrawTextArea(bool forcedUpdate = false); 72​ void redrawTextArea(const bool forcedUpdate = false);
71 73​
72 qint64 textToFilePosition(int x, int y, bool &isfirst); 74​ qint64 textToFilePositionOnScreen(const int x, const int y, bool &isfirst);
73 void fileToTextPosition(qint64 p, bool isfirst, int &x, int &y); 75​ void fileToTextPositionOnScreen(const qint64 p, const bool isfirst, int &x, int &y);
74 76​
75 QTextCodec * codec(); ​
76 int tabWidth() { 77​ int tabWidth() {
77 return _tabWidth; 78​ return _tabWidth;
78 } 79​ }
79 bool hexMode() { 80​ bool hexMode() {
80 return _hexMode; 81​ return _hexMode;
81 } 82​ }
82 void setHexMode(bool hexMode); 83​ void setHexMode(const bool hexMode);
83 84​
84 void copySelectedToClipboard(); 85​ void copySelectedToClipboard();
85 QString getSelectedText(); 86​ QString getSelectedText();
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90 qint64 getCursorAnchor() { 91​ qint64 getCursorAnchor() {
91 return _cursorAnchorPos; 92​ return _cursorAnchorPos;
92 } 93​ }
93 void setCursorPosition(qint64 p, bool isfirst); 94​ void setCursorPositionInDocument(const qint64 p, const bool isfirst);
94 void ensureVisibleCursor(); 95​ void ensureVisibleCursor();
95 void deleteAnchor() { 96​ void deleteAnchor() {
96 _cursorAnchorPos = -1; 97​ _cursorAnchorPos = -1;
97 } 98​ }
98 99​
99 void setAnchorAndCursor(qint64 anchor, qint64 cursor); 100​ void setAnchorAndCursor(const qint64 anchor, const qint64 cursor);
100 void sizeChanged(); 101​ void sizeChanged();
101 102​
102protected: 103​protected:
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107 virtual void mouseMoveEvent(QMouseEvent * e) Q_DECL_OVERRIDE; 108​ virtual void mouseMoveEvent(QMouseEvent * e) Q_DECL_OVERRIDE;
108 virtual void wheelEvent(QWheelEvent * event) Q_DECL_OVERRIDE; 109​ virtual void wheelEvent(QWheelEvent * event) Q_DECL_OVERRIDE;
109 110​
110 QStringList readLines(qint64 filePos, qint64 &endPos, int lines, QList<qint64> * locs = 0); 111​ QStringList readLines(const qint64 filePos, qint64 &endPos, const int lines, QList<qint64> * locs = 0);
111 QString readSection(qint64 p1, qint64 p2); 112​ QString readSection(qint64 p1, qint64 p2);
112 void setUpScrollBar(); 113​ void setUpScrollBar();
113 void setCursorPosition(int x, int y, int anchorX = -1, int anchorY = -1); 114​ void setCursorPositionOnScreen(const int x, const int y, const int anchorX = -1, const int anchorY = -1);
114 void handleAnchorChange(int oldAnchor); 115​ void handleAnchorChange(const int oldAnchor);
115 void performAnchorChange(int anchor); 116​ void performAnchorChange(const int anchor);
116 void getScreenPosition(int position, int &x, int &y); 117​ void getScreenPosition(const int position, int &x, int &y);
117 118​
118protected slots: 119​protected slots:
119 void slotActionTriggered(int action); 120​ void slotActionTriggered(const int action);
120 void slotCursorPositionChanged(); 121​ void slotCursorPositionChanged();
121 void blinkCursor(); 122​ void zoomIn(const int range = 1);
122 void zoomIn(int range = 1); 123​ void zoomOut(const int range = 1);
123 void zoomOut(int range = 1); ​
124 124​
125protected: 125​protected:
126 Lister *_lister; 126​ Lister *_lister;
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144 144​
145 qint64 _cursorPos; 145​ qint64 _cursorPos;
146 bool _cursorAtFirstColumn; 146​ bool _cursorAtFirstColumn;
147​ bool _skipCursorChangedListener = false;
147 148​
148 qint64 _cursorAnchorPos; 149​ qint64 _cursorAnchorPos;
149 150​
150 int _skippedLines; 151​ int _skippedLines;
151 152​
152 bool _inSliderOp; 153​ bool _inSliderOp;
153 bool _inCursorUpdate; ​
154 bool _hexMode; 154​ bool _hexMode;
155 155​
156 bool _cursorState = false; 156​ QMutex _cursorBlinkMutex;
157​ QTimer *_blinkTimer = 0;
157}; 158​};
158 159​
159class ListerBrowserExtension : public KParts::BrowserExtension 160​class ListerBrowserExtension : public KParts::BrowserExtension
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194 195​
195public: 196​public:
196 explicit Lister(QWidget *parent); 197​ explicit Lister(QWidget *parent);
197 ~Lister(); ​
198 198​
199 QScrollBar *scrollBar() { 199​ QScrollBar *scrollBar() {
200 return _scrollBar; 200​ return _scrollBar;
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206 inline qint64 fileSize() { 206​ inline qint64 fileSize() {
207 return _fileSize; 207​ return _fileSize;
208 } 208​ }
209 char * cacheRef(qint64 filePos, int &size); 209​ QByteArray cacheChunk(const qint64 filePos, int &size);
210 210​
211 bool isSearchEnabled(); 211​ bool isSearchEnabled();
212 void enableSearch(bool); 212​ void enableSearch(const bool);
213 void enableActions(bool); 213​ void enableActions(const bool);
214 214​
215 QString characterSet() { 215​ QString characterSet() { return _characterSet; }
216 return _characterSet; 216​ QTextCodec *codec() { return _codec; }
217 } 217​ void setCharacterSet(const QString set);
218 void setCharacterSet(QString set); 218​ void setHexMode(const bool);
219 void setHexMode(bool); ​
220 219​
221 QStringList readHexLines(qint64 &filePos, qint64 endPos, int columns, int lines); 220​ QStringList readHexLines(qint64 &filePos, const qint64 endPos, const int columns, const int lines);
222 int hexBytesPerLine(int columns); 221​ int hexBytesPerLine(const int columns);
223 int hexPositionDigits(); 222​ int hexPositionDigits();
224 int hexIndexToPosition(int columns, int index); 223​ int hexIndexToPosition(const int columns, const int index);
225 int hexPositionToIndex(int columns, int position); 224​ int hexPositionToIndex(const int columns, const int position);
226 225​
227 226​
228public slots: 227​public slots:
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237 void saveSelected(); 236​ void saveSelected();
238 void print(); 237​ void print();
239 void toggleHexMode(); 238​ void toggleHexMode();
239​ void slotUpdate();
240 240​
241protected slots: 241​protected slots:
242 void slotUpdate(); ​
243 void slotSearchMore(); 242​ void slotSearchMore();
244 243​
245 void searchSucceeded(); 244​ void searchSucceeded();
246 void searchFailed(); 245​ void searchFailed();
247 void searchTextChanged(); 246​ void searchTextChanged();
248 247​
249 void slotFileDataReceived(KIO::Job *, const QByteArray &); ​
250 void slotFileFinished(KJob *); ​
251 ​
252 void slotDataSend(KIO::Job *, QByteArray &); 248​ void slotDataSend(KIO::Job *, QByteArray &);
253 void slotSendFinished(KJob *); 249​ void slotSendFinished(KJob *);
254 250​
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261 return true; 257​ return true;
262 } 258​ }
263 virtual void guiActivateEvent(KParts::GUIActivateEvent * event) Q_DECL_OVERRIDE; 259​ virtual void guiActivateEvent(KParts::GUIActivateEvent * event) Q_DECL_OVERRIDE;
264 void setColor(bool match, bool restore); 260​ void setColor(const bool match, const bool restore);
265 void hideProgressBar(); 261​ void hideProgressBar();
266 void updateProgressBar(); 262​ void updateProgressBar();
267 void resetSearchPosition(); 263​ void resetSearchPosition();
268 264​
269 qint64 getFileSize(); 265​ qint64 getFileSize();
270 void search(bool forward, bool restart = false); 266​ void search(const bool forward, const bool restart = false);
271 QStringList readLines(qint64 &filePos, qint64 endPos, int columns, int lines); 267​ QStringList readLines(qint64 &filePos, const qint64 endPos, const int columns, const int lines);
272 268​
273 QTimer _updateTimer; 269​ QTimer _searchUpdateTimer;
274 ListerTextArea *_textArea; 270​ ListerTextArea *_textArea;
275 QScrollBar *_scrollBar; 271​ QScrollBar *_scrollBar;
276 QLabel *_listerLabel; 272​ QLabel *_listerLabel;
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303 QString _filePath; 299​ QString _filePath;
304 qint64 _fileSize; 300​ qint64 _fileSize;
305 301​
306 char *_cache; 302​ QByteArray _cache;
307 int _cacheSize; ​
308 qint64 _cachePos; 303​ qint64 _cachePos;
309 304​
310 bool _active; ​
311 ​
312 KRQuery _searchQuery; 305​ KRQuery _searchQuery;
313 QByteArray _searchHexQuery; 306​ QByteArray _searchHexQuery;
314 qint64 _searchPosition; 307​ qint64 _searchPosition;
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320 QColor _originalForeground; 313​ QColor _originalForeground;
321 314​
322 QString _characterSet; 315​ QString _characterSet;
316​ QTextCodec *_codec = QTextCodec::codecForLocale();
323 317​
324 QTemporaryFile *_tempFile; 318​ QTemporaryFile *_tempFile;
325 319​
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