summaryrefslogtreecommitdiffstats
path: root/kmouth/phraselist.cpp
blob: 24a0bd0324da5a44de9ed495a4c32b08166b3ebb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
/***************************************************************************
                          phraselist.cpp  -  description
                             -------------------
    begin                : Mit Sep 11 2002
    copyright            : (C) 2002 by Gunnar Schmi Dt
    email                : kmouth@schmi-dt.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

// include files for TQt
#include <tqprinter.h>
#include <tqpainter.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
#include <tqpopupmenu.h>
#include <tqclipboard.h>

// include files for KDE
#include <klistbox.h>
#include <klineedit.h>
#include <kaudioplayer.h>
#include <kcursor.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kfiledialog.h>
#include <kcombobox.h>
#include <kmessagebox.h>

#include <stdlib.h>

// application specific includes
#include "phraselistitem.h"
#include "phraselist.h"
#include "phraseedit.h"
#include "kmouth.h"
#include "texttospeechsystem.h"
#include "phrasebook/phrasebook.h"
#include "wordcompletion/wordcompletion.h"

PhraseList::PhraseList(TQWidget *parent, const char *name) : TQWidget(parent,name) {
   isInSlot = false;
   setBackgroundMode(PaletteBase);
   TQVBoxLayout *layout = new TQVBoxLayout (this);

   listBox = new KListBox (this);
   listBox->setFocusPolicy(TQ_NoFocus);
   listBox->setSelectionMode (TQListBox::Extended);
   TQWhatsThis::add (listBox, i18n("This list contains the history of spoken sentences. You can select sentences and press the speak button for re-speaking."));
   layout->addWidget(listBox);

   TQHBoxLayout *rowLayout = new TQHBoxLayout ();
   layout->addLayout(rowLayout);

   completion = new WordCompletion();

   dictionaryCombo = new KComboBox (this, "Dictionary Combo");
   configureCompletionCombo(completion->wordLists());
   rowLayout->addWidget(dictionaryCombo);

   lineEdit = new PhraseEdit ("", this);
   lineEdit->setFocusPolicy(TQ_StrongFocus);
   lineEdit->setFrame(true);
   lineEdit->setEchoMode(TQLineEdit::Normal);
   lineEdit->setCompletionObject (completion);
   lineEdit->setAutoDeleteCompletionObject(true);
   TQWhatsThis::add (lineEdit, i18n("Into this edit field you can type a phrase. Click on the speak button in order to speak the entered phrase."));
   rowLayout->addWidget(lineEdit);
   lineEdit->setFocus();

   TQIconSet icon = TDEGlobal::iconLoader()->loadIconSet("speak", KIcon::Small);
   speakButton = new TQPushButton (icon, i18n("&Speak"), this);
   speakButton->setFocusPolicy(TQ_NoFocus);
   speakButton->setAutoDefault(false);
   TQWhatsThis::add (speakButton, i18n("Speaks the currently active sentence(s). If there is some text in the edit field it is spoken. Otherwise the selected sentences in the history (if any) are spoken."));
   rowLayout->addWidget(speakButton);

   connect(dictionaryCombo, TQT_SIGNAL (activated (const TQString &)), completion, TQT_SLOT (setWordList(const TQString &)));
   connect(completion, TQT_SIGNAL (wordListsChanged (const TQStringList &)), this, TQT_SLOT (configureCompletionCombo (const TQStringList &)));
   connect(listBox,  TQT_SIGNAL(selectionChanged()), TQT_SLOT(selectionChanged()));
   connect(listBox,  TQT_SIGNAL(contextMenuRequested (TQListBoxItem *, const TQPoint &)), TQT_SLOT(contextMenuRequested (TQListBoxItem *, const TQPoint &)));
   connect(lineEdit, TQT_SIGNAL(returnPressed(const TQString &)), TQT_SLOT(lineEntered(const TQString &)));
   connect(lineEdit, TQT_SIGNAL(textChanged  (const TQString &)), TQT_SLOT(textChanged(const TQString &)));
   connect(speakButton, TQT_SIGNAL( clicked ()), TQT_SLOT(speak()));
}

PhraseList::~PhraseList() {
   delete speakButton;
   delete listBox;
   delete lineEdit;
}

void PhraseList::print(KPrinter *pPrinter) {
   PhraseBook book;
   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
      book += PhraseBookEntry(Phrase(item->text()));
   }
   
   book.print (pPrinter);
}

TQStringList PhraseList::getListSelection() {
   TQStringList res = TQStringList();

   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
      if (item->isSelected())
         res += item->text();
   }
   
   return res;
}

bool PhraseList::existListSelection() {
   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
      if (item->isSelected())
         return true;
   }

   return false;
}

bool PhraseList::existEditSelection() {
   return lineEdit->hasSelectedText();
}

void PhraseList::enableMenuEntries() {
   bool deselected = false;
   bool selected = false;
   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
      if (item->isSelected())
         selected = true;
      else
         deselected = true;
   }
   KMouthApp *theApp=(KMouthApp *) parentWidget();
   theApp->enableMenuEntries (selected, deselected);
}

void PhraseList::configureCompletion() {
   completion->configure();
}

void PhraseList::configureCompletionCombo(const TQStringList &list) {
   TQString current = completion->currentWordList();
   dictionaryCombo->clear();
   if (list.isEmpty())
      dictionaryCombo->hide();
   else if (list.count() == 1) {
      dictionaryCombo->insertStringList (list);
      dictionaryCombo->setCurrentItem (0);
      dictionaryCombo->hide();
   }
   else {
      dictionaryCombo->insertStringList (list);
      dictionaryCombo->show();
   
      TQStringList::ConstIterator it;
      int i = 0;
      for (it = list.begin(), i = 0; it != list.end(); ++it, ++i) {
         if (current == *it) {
            dictionaryCombo->setCurrentItem (i);
            return;
         }
      }
   }
}

void PhraseList::saveCompletionOptions(TDEConfig *config) {
   config->setGroup("General Options");
   config->writeEntry("Show speak button", speakButton->isVisible() || !lineEdit->isVisible());
      
   config->setGroup("Completion");
   config->writeEntry("Mode", static_cast<int>(lineEdit->completionMode()));
   config->writeEntry("List", completion->currentWordList());
}

void PhraseList::readCompletionOptions(TDEConfig *config) {
   config->setGroup("General Options");
   if (!config->readBoolEntry("Show speak button", true))
      speakButton->hide();

   if (config->hasGroup ("Completion")) {
      config->setGroup("Completion");
      int mode = config->readNumEntry ("Mode", TDEGlobalSettings::completionMode());
      lineEdit->setCompletionMode (static_cast<TDEGlobalSettings::Completion>(mode));

      TQString current = config->readEntry ("List", TQString());
      TQStringList list = completion->wordLists();
      TQStringList::ConstIterator it;
      int i = 0;
      for (it = list.begin(), i = 0; it != list.end(); ++it, ++i) {
         if (current == *it) {
            dictionaryCombo->setCurrentItem (i);
            return;
         }
      }
   }
}

void PhraseList::saveWordCompletion () {
   completion->save();
}


void PhraseList::selectAllEntries () {
   listBox->selectAll (true);
}

void PhraseList::deselectAllEntries () {
   listBox->selectAll (false);
}

void PhraseList::speak () {
   TQString phrase = lineEdit->text();
   if (phrase.isNull() || phrase.isEmpty())
      speakListSelection();
   else {
      insertIntoPhraseList (phrase, true);
      speakPhrase (phrase);
   }
}

void PhraseList::cut() {
   if (lineEdit->hasSelectedText())
      lineEdit->cut();
   else
      cutListSelection();
}

void PhraseList::copy() {
   if (lineEdit->hasSelectedText())
      lineEdit->copy();
   else
      copyListSelection();
}

void PhraseList::paste() {
   lineEdit->paste();
}

void PhraseList::insert (const TQString &s) {
   setEditLineText(s);
}

void PhraseList::speakListSelection () {
   speakPhrase(getListSelection().join ("\n"));
}

void PhraseList::removeListSelection () {
   TQListBoxItem *next;
   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = next) {
      next = item->next();
      
      if (item->isSelected()) {
         listBox->removeItem(listBox->index(item));
      }
   }
   enableMenuEntries ();
}

void PhraseList::cutListSelection () {
   copyListSelection ();
   removeListSelection ();
}

void PhraseList::copyListSelection () {
   TQApplication::clipboard()->setText (getListSelection().join ("\n"));
}

void PhraseList::lineEntered (const TQString &phrase) {
   if (phrase.isNull() || phrase.isEmpty())
      speakListSelection();
   else {
      insertIntoPhraseList (phrase, true);
      speakPhrase (phrase);
   }
}

void PhraseList::speakPhrase (const TQString &phrase) {
   TQApplication::setOverrideCursor (KCursor::WaitCursor, false);
   KMouthApp *theApp=(KMouthApp *) parentWidget();
   TQString language = completion->languageOfWordList (completion->currentWordList());
   theApp->getTTSSystem()->speak(phrase, language);
   TQApplication::restoreOverrideCursor ();
}

void PhraseList::insertIntoPhraseList (const TQString &phrase, bool clearEditLine) {
   int lastLine = listBox->count() - 1;
   if ((lastLine == -1) || (phrase != listBox->text(lastLine))) {
      listBox->insertItem(new PhraseListItem(phrase));
      if (clearEditLine)
         completion->addSentence (phrase);
   }

   if (clearEditLine) {
      lineEdit->selectAll();
      line = "";
   }
   enableMenuEntries ();
}

void PhraseList::contextMenuRequested (TQListBoxItem *, const TQPoint &pos) {
   TQString name;
   if (existListSelection())
      name = "phraselist_selection_popup";
   else
      name = "phraselist_popup";
   
   KMouthApp *theApp=(KMouthApp *) parentWidget();
   KXMLGUIFactory *factory = theApp->factory();
   TQPopupMenu *popup = (TQPopupMenu *)factory->container(name,theApp);
   if (popup != 0) {
      popup->popup(pos, 0);
   }
}

void PhraseList::textChanged (const TQString &s) {
   if (!isInSlot) {
      isInSlot = true;
      line = s;
      listBox->setCurrentItem (listBox->count() - 1);
      listBox->clearSelection ();
      isInSlot = false;
   }
}

void PhraseList::selectionChanged () {
   if (!isInSlot) {
      isInSlot = true;
      
      TQStringList sel = getListSelection();

      if (sel.empty())
         setEditLineText(line);
      else if (sel.count() == 1)
         setEditLineText(sel.first());
      else {
         setEditLineText("");
      }
      isInSlot = false;
   }
   enableMenuEntries ();
}

void PhraseList::setEditLineText(const TQString &s) {
   lineEdit->end(false);
   while (!(lineEdit->text().isNull() || lineEdit->text().isEmpty()))
      lineEdit->backspace();
   lineEdit->insert(s);
}

void PhraseList::keyPressEvent (TQKeyEvent *e) {
   if (e->key() == TQt::Key_Up) {
      bool selected = false;
      for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
         if (item->isSelected()) {
            selected = true;
         }
      }
      
      if (!selected) {
         listBox->setCurrentItem (listBox->count() - 1);
         listBox->setSelected (listBox->count() - 1, true);
         listBox->ensureCurrentVisible ();
      }
      else {
         int curr = listBox->currentItem();
         
         if (curr == -1) {
            isInSlot = true;
            listBox->clearSelection();
            isInSlot = false;
            curr = listBox->count() - 1;
            listBox->setCurrentItem (curr);
            listBox->setSelected (curr, true);
            listBox->ensureCurrentVisible ();
         }
         else if (curr != 0) {
            isInSlot = true;
            listBox->clearSelection();
            isInSlot = false;
            listBox->setCurrentItem (curr - 1);
            listBox->setSelected (curr - 1, true);
            listBox->ensureCurrentVisible ();
         }
      }
      
      e->accept();
   }
   else if (e->key() == TQt::Key_Down) {
      bool selected = false;
      for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
         if (item->isSelected()) {
            selected = true;
         }
      }
      
      if (selected) {
         int curr = listBox->currentItem();
      
         if (curr == (int)listBox->count() - 1) {
            listBox->clearSelection();
         }
         else if (curr != -1) {
            isInSlot = true;
            listBox->clearSelection();
            isInSlot = false;
            listBox->setCurrentItem (curr + 1);
            listBox->setSelected (curr + 1, true);
            listBox->ensureCurrentVisible ();
         }
      }
      e->accept();
   }
   else if ((e->state() & TQt::KeyButtonMask) == TQt::ControlButton) {
      if (e->key() == TQt::Key_C) {
         copy();
         e->accept();
      }
      else if (e->key() == TQt::Key_X) {
         cut();
         e->accept();
      }
   }
   else
      e->ignore();
}

void PhraseList::save () {
   // We want to save a history of spoken sentences here. However, as
   // the class PhraseBook does already provide a method for saving
   // phrase books in both the phrase book format and plain text file
   // format we use that method here.
   
   PhraseBook book;
   for (TQListBoxItem *item = listBox->firstItem(); item != 0; item = item->next()) {
      book += PhraseBookEntry(Phrase(item->text()));
   }

   KURL url;
   if (book.save (this, i18n("Save As"), url, false) == -1)
      KMessageBox::sorry(this,i18n("There was an error saving file\n%1").arg( url.url() ));
}

void PhraseList::open () {
   KURL url=KFileDialog::getOpenURL(TQString(),
        i18n("*|All Files\n*.phrasebook|Phrase Books (*.phrasebook)\n*.txt|Plain Text Files (*.txt)"), this, i18n("Open File as History"));

   if(!url.isEmpty())
      open (url);
}

void PhraseList::open (KURL url) {
   // We want to open a history of spoken sentences here. However, as
   // the class PhraseBook does already provide a method for opening
   // both phrase books and plain text files we use that method here.

   PhraseBook book;
   if (book.open (url)) {
      // convert PhraseBookEntryList -> TQStringList
      TQStringList list = book.toStringList();
      listBox->clear();
      TQStringList::iterator it;
      for (it = list.begin(); it != list.end(); ++it)
         insertIntoPhraseList (*it, false);
   }
   else
      KMessageBox::sorry(this,i18n("There was an error loading file\n%1").arg( url.url() ));
}

#include "phraselist.moc"