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comparison gui/src/m-editor/file-editor.cc @ 14707:674740c44c09 gui

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Changed various files to matche file naming conventions.
author Jacob Dawid <jacob.dawid@googlemail.com>
date Thu, 31 May 2012 22:19:53 +0200
parents gui/src/editor/fileeditor.cc@f86884be20fc
children f50591409306
comparison
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14703:f86884be20fc 14707:674740c44c09
1 /* OctaveGUI - A graphical user interface for Octave
2 * Copyright (C) 2011 Jacob Dawid (jacob.dawid@googlemail.com)
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation, either version 3 of the
7 * License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 #include "file-editor.h"
19 #include <QVBoxLayout>
20 #include <QApplication>
21 #include <QFile>
22 #include <QFont>
23 #include <QFileDialog>
24 #include <QMessageBox>
25 #include <QStyle>
26 #include <QTextStream>
27
28 FileEditor::FileEditor (QTerminal *terminal, MainWindow *mainWindow)
29 : FileEditorInterface(terminal, mainWindow)
30 {
31 construct ();
32
33 m_terminal = terminal;
34 m_mainWindow = mainWindow;
35 setVisible (false);
36 }
37
38 FileEditor::~FileEditor ()
39 {
40 }
41
42 LexerOctaveGui *
43 FileEditor::lexer ()
44 {
45 return m_lexer;
46 }
47
48 QTerminal *
49 FileEditor::terminal ()
50 {
51 return m_terminal;
52 }
53
54 MainWindow *
55 FileEditor::mainWindow ()
56 {
57 return m_mainWindow;
58 }
59
60 void
61 FileEditor::requestNewFile ()
62 {
63 FileEditorTab *fileEditorTab = new FileEditorTab (this);
64 if (fileEditorTab)
65 {
66 addFileEditorTab (fileEditorTab);
67 fileEditorTab->newFile ();
68 }
69 }
70
71 void
72 FileEditor::requestOpenFile ()
73 {
74 FileEditorTab *fileEditorTab = new FileEditorTab (this);
75 if (fileEditorTab)
76 {
77 addFileEditorTab (fileEditorTab);
78 if (!fileEditorTab->openFile ())
79 {
80 // If no file was loaded, remove the tab again.
81 m_tabWidget->removeTab (m_tabWidget->indexOf (fileEditorTab));
82 }
83 }
84 }
85
86 void
87 FileEditor::requestOpenFile (QString fileName)
88 {
89 if (!isVisible ())
90 {
91 show ();
92 }
93
94 FileEditorTab *fileEditorTab = new FileEditorTab (this);
95 if (fileEditorTab)
96 {
97 addFileEditorTab (fileEditorTab);
98 fileEditorTab->loadFile (fileName);
99 }
100 }
101
102 void
103 FileEditor::requestUndo ()
104 {
105 FileEditorTab *activeFileEditorTab = activeEditorTab ();
106 if (activeFileEditorTab)
107 activeFileEditorTab->undo ();
108 }
109
110 void
111 FileEditor::requestRedo ()
112 {
113 FileEditorTab *activeFileEditorTab = activeEditorTab ();
114 if (activeFileEditorTab)
115 activeFileEditorTab->redo ();
116 }
117
118 void
119 FileEditor::requestCopy ()
120 {
121 FileEditorTab *activeFileEditorTab = activeEditorTab ();
122 if (activeFileEditorTab)
123 activeFileEditorTab->copy ();
124 }
125
126 void
127 FileEditor::requestCut ()
128 {
129 FileEditorTab *activeFileEditorTab = activeEditorTab ();
130 if (activeFileEditorTab)
131 activeFileEditorTab->cut ();
132 }
133
134 void
135 FileEditor::requestPaste ()
136 {
137 FileEditorTab *activeFileEditorTab = activeEditorTab ();
138 if (activeFileEditorTab)
139 activeFileEditorTab->paste ();
140 }
141
142 void
143 FileEditor::requestSaveFile ()
144 {
145 FileEditorTab *activeFileEditorTab = activeEditorTab ();
146 if (activeFileEditorTab)
147 activeFileEditorTab->saveFile ();
148 }
149
150 void
151 FileEditor::requestSaveFileAs ()
152 {
153 FileEditorTab *activeFileEditorTab = activeEditorTab ();
154 if (activeFileEditorTab)
155 activeFileEditorTab->saveFileAs ();
156 }
157
158 void
159 FileEditor::requestRunFile ()
160 {
161 FileEditorTab *activeFileEditorTab = activeEditorTab ();
162 if (activeFileEditorTab)
163 activeFileEditorTab->runFile ();
164 }
165
166 void
167 FileEditor::requestToggleBookmark ()
168 {
169 FileEditorTab *activeFileEditorTab = activeEditorTab ();
170 if (activeFileEditorTab)
171 activeFileEditorTab->toggleBookmark ();
172 }
173
174 void
175 FileEditor::requestNextBookmark ()
176 {
177 FileEditorTab *activeFileEditorTab = activeEditorTab ();
178 if (activeFileEditorTab)
179 activeFileEditorTab->nextBookmark ();
180 }
181
182 void
183 FileEditor::requestPreviousBookmark ()
184 {
185 FileEditorTab *activeFileEditorTab = activeEditorTab ();
186 if (activeFileEditorTab)
187 activeFileEditorTab->previousBookmark ();
188 }
189
190 void
191 FileEditor::requestRemoveBookmark ()
192 {
193 FileEditorTab *activeFileEditorTab = activeEditorTab ();
194 if (activeFileEditorTab)
195 activeFileEditorTab->removeBookmark ();
196 }
197
198 void
199 FileEditor::requestCommentSelectedText ()
200 {
201 FileEditorTab *activeFileEditorTab = activeEditorTab ();
202 if (activeFileEditorTab)
203 activeFileEditorTab->commentSelectedText ();
204 }
205
206 void
207 FileEditor::requestUncommentSelectedText ()
208 {
209 FileEditorTab *activeFileEditorTab = activeEditorTab ();
210 if (activeFileEditorTab)
211 activeFileEditorTab->uncommentSelectedText ();
212 }
213
214 void
215 FileEditor::handleFileNameChanged (QString fileName)
216 {
217 QObject *senderObject = sender ();
218 FileEditorTab *fileEditorTab = dynamic_cast<FileEditorTab*> (senderObject);
219 if (fileEditorTab)
220 {
221 for(int i = 0; i < m_tabWidget->count (); i++)
222 {
223 if (m_tabWidget->widget (i) == fileEditorTab)
224 {
225 m_tabWidget->setTabText (i, fileName);
226 }
227 }
228 }
229 }
230
231 void
232 FileEditor::handleTabCloseRequest (int index)
233 {
234 FileEditorTab *fileEditorTab = dynamic_cast <FileEditorTab*> (m_tabWidget->widget (index));
235 if (fileEditorTab)
236 if (fileEditorTab->close ())
237 {
238 m_tabWidget->removeTab (index);
239 delete fileEditorTab;
240 }
241 }
242
243 void
244 FileEditor::handleTabCloseRequest ()
245 {
246 FileEditorTab *fileEditorTab = dynamic_cast <FileEditorTab*> (sender ());
247 if (fileEditorTab)
248 if (fileEditorTab->close ())
249 {
250 m_tabWidget->removeTab (m_tabWidget->indexOf (fileEditorTab));
251 delete fileEditorTab;
252 }
253 }
254
255 void
256 FileEditor::activeTabChanged (int index)
257 {
258 Q_UNUSED (index);
259 handleEditorStateChanged ();
260 }
261
262 void
263 FileEditor::handleEditorStateChanged ()
264 {
265 FileEditorTab *fileEditorTab = activeEditorTab ();
266 if (fileEditorTab)
267 {
268 bool copyAvailable = fileEditorTab->copyAvailable ();
269 m_copyAction->setEnabled (copyAvailable);
270 m_cutAction->setEnabled (copyAvailable);
271 }
272 }
273
274 void
275 FileEditor::construct ()
276 {
277 QWidget *widget = new QWidget (this);
278 QSettings *settings = ResourceManager::instance ()->settings ();
279 QStyle *style = QApplication::style ();
280
281 m_menuBar = new QMenuBar (widget);
282 m_toolBar = new QToolBar (widget);
283 m_tabWidget = new QTabWidget (widget);
284 m_tabWidget->setTabsClosable (true);
285
286 // Theme icons with QStyle icons as fallback
287 QAction *newAction = new QAction (
288 QIcon::fromTheme("document-new",style->standardIcon (QStyle::SP_FileIcon)),
289 tr("&New File"), m_toolBar);
290
291 QAction *openAction = new QAction (
292 QIcon::fromTheme("document-open",style->standardIcon (QStyle::SP_DirOpenIcon)),
293 tr("&Open File"), m_toolBar);
294
295 QAction *saveAction = new QAction (
296 QIcon::fromTheme("document-save",style->standardIcon (QStyle::SP_DriveHDIcon)),
297 tr("&Save File"), m_toolBar);
298
299 QAction *saveAsAction = new QAction (
300 QIcon::fromTheme("document-save-as",style->standardIcon (QStyle::SP_DriveFDIcon)),
301 tr("Save File &As"), m_toolBar);
302
303 QAction *undoAction = new QAction (
304 QIcon::fromTheme("edit-undo",style->standardIcon (QStyle::SP_ArrowLeft)),
305 tr("&Undo"), m_toolBar);
306
307 QAction *redoAction = new QAction (
308 QIcon::fromTheme("edit-redo",style->standardIcon (QStyle::SP_ArrowRight)),
309 tr("&Redo"), m_toolBar);
310
311 m_copyAction = new QAction (QIcon::fromTheme ("edit-copy"), tr ("&Copy"), m_toolBar);
312 m_cutAction = new QAction (QIcon::fromTheme ("edit-cut"), tr ("Cu&t"), m_toolBar);
313
314 QAction *pasteAction = new QAction (QIcon::fromTheme ("edit-paste"), tr ("&Paste"),m_toolBar);
315 QAction *nextBookmarkAction = new QAction (tr ("&Next Bookmark"),m_toolBar);
316 QAction *prevBookmarkAction = new QAction (tr ("Pre&vious Bookmark"),m_toolBar);
317 QAction *toggleBookmarkAction = new QAction (tr ("Toggle &Bookmark"),m_toolBar);
318 QAction *removeBookmarkAction = new QAction (tr ("&Remove All Bookmarks"),m_toolBar);
319 QAction *commentSelectedAction = new QAction (tr ("&Comment Selected Text"),m_toolBar);
320 QAction *uncommentSelectedAction = new QAction (tr ("&Uncomment Selected Text"),m_toolBar);
321
322 QAction *runAction = new QAction (
323 QIcon::fromTheme ("media-play", style->standardIcon (QStyle::SP_MediaPlay)),
324 tr("&Run File"), m_toolBar);
325
326 // some actions are disabled from the beginning
327 m_copyAction->setEnabled(false);
328 m_cutAction->setEnabled(false);
329
330 // short cuts
331 newAction->setShortcut (QKeySequence::New);
332 openAction->setShortcut (QKeySequence::Open);
333 saveAction->setShortcut (QKeySequence::Save);
334 saveAsAction->setShortcut (QKeySequence::SaveAs);
335 undoAction->setShortcut (QKeySequence::Undo);
336 redoAction->setShortcut (QKeySequence::Redo);
337 m_copyAction->setShortcut (QKeySequence::Copy);
338 m_cutAction->setShortcut (QKeySequence::Cut);
339 pasteAction->setShortcut (QKeySequence::Paste);
340 runAction->setShortcut (Qt::Key_F5);
341 nextBookmarkAction->setShortcut (Qt::Key_F2);
342 prevBookmarkAction->setShortcut (Qt::SHIFT + Qt::Key_F2);
343 toggleBookmarkAction->setShortcut (Qt::Key_F7);
344 commentSelectedAction->setShortcut (Qt::CTRL + Qt::Key_R);
345 uncommentSelectedAction->setShortcut(Qt::CTRL + Qt::Key_T);
346
347 // toolbar
348 m_toolBar->addAction (newAction);
349 m_toolBar->addAction (openAction);
350 m_toolBar->addAction (saveAction);
351 m_toolBar->addAction (saveAsAction);
352 m_toolBar->addSeparator ();
353 m_toolBar->addAction (undoAction);
354 m_toolBar->addAction (redoAction);
355 m_toolBar->addAction (m_copyAction);
356 m_toolBar->addAction (m_cutAction);
357 m_toolBar->addAction (pasteAction);
358 m_toolBar->addSeparator ();
359 m_toolBar->addAction (runAction);
360
361 // menu bar
362 QMenu *fileMenu = new QMenu (tr ("&File"), m_menuBar);
363 fileMenu->addAction (newAction);
364 fileMenu->addAction (openAction);
365 fileMenu->addAction (saveAction);
366 fileMenu->addAction (saveAsAction);
367 fileMenu->addSeparator ();
368 m_menuBar->addMenu (fileMenu);
369
370 QMenu *editMenu = new QMenu (tr ("&Edit"), m_menuBar);
371 editMenu->addAction (undoAction);
372 editMenu->addAction (redoAction);
373 editMenu->addSeparator ();
374 editMenu->addAction (m_copyAction);
375 editMenu->addAction (m_cutAction);
376 editMenu->addAction (pasteAction);
377 editMenu->addSeparator ();
378 editMenu->addAction (commentSelectedAction);
379 editMenu->addAction (uncommentSelectedAction);
380 editMenu->addSeparator ();
381 editMenu->addAction (toggleBookmarkAction);
382 editMenu->addAction (nextBookmarkAction);
383 editMenu->addAction (prevBookmarkAction);
384 editMenu->addAction (removeBookmarkAction);
385 m_menuBar->addMenu (editMenu);
386
387 QMenu *runMenu = new QMenu (tr ("&Run"), m_menuBar);
388 runMenu->addAction (runAction);
389 m_menuBar->addMenu (runMenu);
390
391 QVBoxLayout *layout = new QVBoxLayout ();
392 layout->addWidget (m_menuBar);
393 layout->addWidget (m_toolBar);
394 layout->addWidget (m_tabWidget);
395 layout->setMargin (0);
396 widget->setLayout (layout);
397 setWidget (widget);
398
399 connect (newAction, SIGNAL (triggered ()), this, SLOT (requestNewFile ()));
400 connect (openAction, SIGNAL (triggered ()), this, SLOT (requestOpenFile ()));
401 connect (undoAction, SIGNAL (triggered ()), this, SLOT (requestUndo ()));
402 connect (redoAction, SIGNAL (triggered ()), this, SLOT (requestRedo ()));
403 connect (m_copyAction, SIGNAL (triggered ()), this, SLOT (requestCopy ()));
404 connect (m_cutAction, SIGNAL (triggered ()), this, SLOT (requestCut ()));
405 connect (pasteAction, SIGNAL (triggered ()), this, SLOT (requestPaste ()));
406 connect (saveAction, SIGNAL (triggered ()), this, SLOT (requestSaveFile ()));
407 connect (saveAsAction, SIGNAL (triggered ()), this, SLOT (requestSaveFileAs ()));
408 connect (runAction, SIGNAL (triggered ()), this, SLOT (requestRunFile ()));
409 connect (toggleBookmarkAction, SIGNAL (triggered ()), this, SLOT (requestToggleBookmark ()));
410 connect (nextBookmarkAction, SIGNAL (triggered ()), this, SLOT (requestNextBookmark ()));
411 connect (prevBookmarkAction, SIGNAL (triggered ()), this, SLOT (requestPreviousBookmark ()));
412 connect (removeBookmarkAction, SIGNAL (triggered ()), this, SLOT (requestRemoveBookmark ()));
413 connect (commentSelectedAction, SIGNAL (triggered ()), this, SLOT (requestCommentSelectedText ()));
414 connect (uncommentSelectedAction, SIGNAL (triggered ()), this, SLOT (requestUncommentSelectedText ()));
415 connect (m_tabWidget, SIGNAL (tabCloseRequested (int)), this, SLOT (handleTabCloseRequest (int)));
416 connect (m_tabWidget, SIGNAL (currentChanged(int)), this, SLOT (activeTabChanged (int)));
417
418 // this has to be done only once, not for each editor
419 m_lexer = new LexerOctaveGui ();
420
421 // Editor font (default or from settings)
422 m_lexer->setDefaultFont (QFont (
423 settings->value ("editor/fontName","Courier").toString (),
424 settings->value ("editor/fontSize",10).toInt ()));
425
426 // TODO: Autoindent not working as it should
427 m_lexer->setAutoIndentStyle (QsciScintilla::AiMaintain ||
428 QsciScintilla::AiOpening ||
429 QsciScintilla::AiClosing);
430
431 // The API info that is used for auto completion
432 // TODO: Where to store a file with API info (raw or prepared?)?
433 // TODO: Also provide infos on octave-forge functions?
434 // TODO: Also provide infos on function parameters?
435 // By now, use the keywords-list from syntax highlighting
436 m_lexerAPI = new QsciAPIs (m_lexer);
437
438 QString keyword;
439 QStringList keywordList;
440 keyword = m_lexer->keywords (1); // get whole string with all keywords
441 keywordList = keyword.split (QRegExp ("\\s+")); // split into single strings
442 int i;
443 for (i = 0; i < keywordList.size (); i++)
444 {
445 m_lexerAPI->add (keywordList.at (i)); // add single strings to the API
446 }
447 m_lexerAPI->prepare (); // prepare API info ... this make take some time
448 resize (500, 400);
449 setWindowIcon (QIcon::fromTheme ("accessories-text-editor", style->standardIcon (QStyle::SP_FileIcon)));
450 setWindowTitle ("Octave Editor");
451 }
452
453 void
454 FileEditor::addFileEditorTab (FileEditorTab *fileEditorTab)
455 {
456 m_tabWidget->addTab (fileEditorTab, "");
457 connect (fileEditorTab, SIGNAL (fileNameChanged(QString)),
458 this, SLOT(handleFileNameChanged(QString)));
459 connect (fileEditorTab, SIGNAL (editorStateChanged ()),
460 this, SLOT (handleEditorStateChanged ()));
461 connect (fileEditorTab, SIGNAL (closeRequest ()),
462 this, SLOT (handleTabCloseRequest ()));
463 m_tabWidget->setCurrentWidget (fileEditorTab);
464 }
465
466 FileEditorTab *
467 FileEditor::activeEditorTab ()
468 {
469 return dynamic_cast<FileEditorTab*> (m_tabWidget->currentWidget ());
470 }