/quassel-0.7.3/src/qtui/inputwidget.cpp
C++ | 553 lines | 425 code | 95 blank | 33 comment | 66 complexity | a82591094b9982e0d0af7e0d51afed6f MD5 | raw file
Possible License(s): GPL-2.0, GPL-3.0
1/***************************************************************************
2 * Copyright (C) 2005-2010 by the Quassel Project *
3 * devel@quassel-irc.org *
4 * *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
9 * *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
14 * *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
20
21#include "inputwidget.h"
22
23#include "action.h"
24#include "actioncollection.h"
25#include "bufferview.h"
26#include "client.h"
27#include "iconloader.h"
28#include "ircuser.h"
29#include "networkmodel.h"
30#include "qtui.h"
31#include "qtuisettings.h"
32#include "tabcompleter.h"
33#include <QPainter>
34
35const int leftMargin = 3;
36
37InputWidget::InputWidget(QWidget *parent)
38 : AbstractItemView(parent),
39 _networkId(0)
40{
41 ui.setupUi(this);
42 connect(ui.ownNick, SIGNAL(activated(QString)), this, SLOT(changeNick(QString)));
43
44 layout()->setAlignment(ui.ownNick, Qt::AlignBottom);
45 layout()->setAlignment(ui.inputEdit, Qt::AlignBottom);
46 layout()->setAlignment(ui.showStyleButton, Qt::AlignBottom);
47 layout()->setAlignment(ui.styleFrame, Qt::AlignBottom);
48
49 ui.styleFrame->setVisible(false);
50
51 setFocusProxy(ui.inputEdit);
52 ui.ownNick->setFocusProxy(ui.inputEdit);
53
54 ui.ownNick->setSizeAdjustPolicy(QComboBox::AdjustToContents);
55 ui.ownNick->installEventFilter(new MouseWheelFilter(this));
56 ui.inputEdit->installEventFilter(this);
57
58 ui.inputEdit->setMinHeight(1);
59 ui.inputEdit->setMaxHeight(5);
60 ui.inputEdit->setMode(MultiLineEdit::MultiLine);
61 ui.inputEdit->setPasteProtectionEnabled(true);
62
63 ui.boldButton->setIcon(SmallIcon("format-text-bold"));
64 ui.italicButton->setIcon(SmallIcon("format-text-italic"));
65 ui.underlineButton->setIcon(SmallIcon("format-text-underline"));
66 ui.textcolorButton->setIcon(SmallIcon("format-text-color"));
67 ui.highlightcolorButton->setIcon(SmallIcon("format-fill-color"));
68
69 _colorMenu = new QMenu();
70 _colorFillMenu = new QMenu();
71
72 QStringList names;
73 names << tr("White") << tr("Black") << tr("Dark blue") << tr("Dark green") << tr("Red") << tr("Dark red") << tr("Dark magenta") << tr("Orange")
74 << tr("Yellow") << tr("Green") << tr("Dark cyan") << tr("Cyan") << tr("Blue") << tr("Magenta") << tr("Dark gray") << tr("Light gray");
75
76 QPixmap pix(16, 16);
77 for (int i = 0; i < inputLine()->mircColorMap().count(); i++) {
78 pix.fill(inputLine()->mircColorMap().values()[i]);
79 _colorMenu->addAction(pix, names[i])->setData(inputLine()->mircColorMap().keys()[i]);
80 _colorFillMenu->addAction(pix, names[i])->setData(inputLine()->mircColorMap().keys()[i]);
81 }
82
83 pix.fill(Qt::transparent);
84 _colorMenu->addAction(pix, tr("Clear Color"))->setData("");
85 _colorFillMenu->addAction(pix, tr("Clear Color"))->setData("");
86
87 ui.textcolorButton->setMenu(_colorMenu);
88 connect(_colorMenu, SIGNAL(triggered(QAction*)), this, SLOT(colorChosen(QAction*)));
89 ui.highlightcolorButton->setMenu(_colorFillMenu);
90 connect(_colorFillMenu, SIGNAL(triggered(QAction*)), this, SLOT(colorHighlightChosen(QAction*)));
91
92 new TabCompleter(ui.inputEdit);
93
94 UiStyleSettings fs("Fonts");
95 fs.notify("UseCustomInputWidgetFont", this, SLOT(setUseCustomFont(QVariant)));
96 fs.notify("InputWidget", this, SLOT(setCustomFont(QVariant)));
97 if(fs.value("UseCustomInputWidgetFont", false).toBool())
98 setCustomFont(fs.value("InputWidget", QFont()));
99
100 UiSettings s("InputWidget");
101
102#ifdef HAVE_KDE
103 s.notify("EnableSpellCheck", this, SLOT(setEnableSpellCheck(QVariant)));
104 setEnableSpellCheck(s.value("EnableSpellCheck", false));
105#endif
106
107 s.notify("EnableEmacsMode", this, SLOT(setEnableEmacsMode(QVariant)));
108 setEnableEmacsMode(s.value("EnableEmacsMode", false));
109
110 s.notify("ShowNickSelector", this, SLOT(setShowNickSelector(QVariant)));
111 setShowNickSelector(s.value("ShowNickSelector", true));
112
113 s.notify("ShowStyleButtons", this, SLOT(setShowStyleButtons(QVariant)));
114 setShowStyleButtons(s.value("ShowStyleButtons", true));
115
116 s.notify("EnablePerChatHistory", this, SLOT(setEnablePerChatHistory(QVariant)));
117 setEnablePerChatHistory(s.value("EnablePerChatHistory", false));
118
119 s.notify("MaxNumLines", this, SLOT(setMaxLines(QVariant)));
120 setMaxLines(s.value("MaxNumLines", 5));
121
122 s.notify("EnableScrollBars", this, SLOT(setScrollBarsEnabled(QVariant)));
123 setScrollBarsEnabled(s.value("EnableScrollBars", true));
124
125 s.notify("EnableMultiLine", this, SLOT(setMultiLineEnabled(QVariant)));
126 setMultiLineEnabled(s.value("EnableMultiLine", true));
127
128 ActionCollection *coll = QtUi::actionCollection();
129
130 Action *activateInputline = coll->add<Action>("FocusInputLine");
131 connect(activateInputline, SIGNAL(triggered()), SLOT(setFocus()));
132 activateInputline->setText(tr("Focus Input Line"));
133 activateInputline->setShortcut(QKeySequence(Qt::CTRL + Qt::Key_L));
134
135 connect(inputLine(), SIGNAL(currentCharFormatChanged(QTextCharFormat)), this, SLOT(currentCharFormatChanged(QTextCharFormat)));
136}
137
138InputWidget::~InputWidget() {
139}
140
141void InputWidget::setUseCustomFont(const QVariant &v) {
142 if(v.toBool()) {
143 UiStyleSettings fs("Fonts");
144 setCustomFont(fs.value("InputWidget"));
145 } else
146 setCustomFont(QFont());
147}
148
149void InputWidget::setCustomFont(const QVariant &v) {
150 QFont font = v.value<QFont>();
151 if(font.family().isEmpty())
152 font = QApplication::font();
153 // we don't want font styles as this conflics with mirc code richtext editing
154 font.setBold(false);
155 font.setItalic(false);
156 font.setUnderline(false);
157 font.setStrikeOut(false);
158 ui.inputEdit->setCustomFont(font);
159}
160
161void InputWidget::setEnableSpellCheck(const QVariant &v) {
162 ui.inputEdit->setSpellCheckEnabled(v.toBool());
163}
164
165void InputWidget::setEnableEmacsMode(const QVariant &v) {
166 ui.inputEdit->setEmacsMode(v.toBool());
167}
168
169void InputWidget::setShowNickSelector(const QVariant &v) {
170 ui.ownNick->setVisible(v.toBool());
171}
172
173void InputWidget::setShowStyleButtons(const QVariant &v) {
174 ui.showStyleButton->setVisible(v.toBool());
175}
176
177void InputWidget::setEnablePerChatHistory(const QVariant &v) {
178 _perChatHistory = v.toBool();
179}
180
181void InputWidget::setMaxLines(const QVariant &v) {
182 ui.inputEdit->setMaxHeight(v.toInt());
183}
184
185void InputWidget::setScrollBarsEnabled(const QVariant &v) {
186 ui.inputEdit->setScrollBarsEnabled(v.toBool());
187}
188
189void InputWidget::setMultiLineEnabled(const QVariant &v) {
190 ui.inputEdit->setMode(v.toBool()? MultiLineEdit::MultiLine : MultiLineEdit::SingleLine);
191}
192
193bool InputWidget::eventFilter(QObject *watched, QEvent *event) {
194 if(event->type() != QEvent::KeyPress)
195 return false;
196
197 QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
198
199 // keys from BufferView should be sent to (and focus) the input line
200 BufferView *view = qobject_cast<BufferView *>(watched);
201 if(view) {
202 if(keyEvent->text().length() == 1 && !(keyEvent->modifiers() & (Qt::ControlModifier ^ Qt::AltModifier)) ) { // normal key press
203 QChar c = keyEvent->text().at(0);
204 if(c.isLetterOrNumber() || c.isSpace() || c.isPunct() || c.isSymbol()) {
205 setFocus();
206 QCoreApplication::sendEvent(inputLine(), keyEvent);
207 return true;
208 }
209 }
210 return false;
211 } else if(watched == ui.inputEdit) {
212 if(keyEvent->matches(QKeySequence::Find)) {
213 QAction *act = GraphicalUi::actionCollection()->action("ToggleSearchBar");
214 if(act) {
215 act->toggle();
216 return true;
217 }
218 }
219 return false;
220 }
221 return false;
222}
223
224void InputWidget::currentChanged(const QModelIndex ¤t, const QModelIndex &previous) {
225 BufferId currentBufferId = current.data(NetworkModel::BufferIdRole).value<BufferId>();
226 BufferId previousBufferId = previous.data(NetworkModel::BufferIdRole).value<BufferId>();
227
228 if (_perChatHistory) {
229 //backup
230 historyMap[previousBufferId].history = inputLine()->history();
231 historyMap[previousBufferId].tempHistory = inputLine()->tempHistory();
232 historyMap[previousBufferId].idx = inputLine()->idx();
233 historyMap[previousBufferId].inputLine = inputLine()->html();
234
235 //restore
236 inputLine()->setHistory(historyMap[currentBufferId].history);
237 inputLine()->setTempHistory(historyMap[currentBufferId].tempHistory);
238 inputLine()->setIdx(historyMap[currentBufferId].idx);
239 inputLine()->setHtml(historyMap[currentBufferId].inputLine);
240 inputLine()->moveCursor(QTextCursor::End,QTextCursor::MoveAnchor);
241
242 // FIXME this really should be in MultiLineEdit (and the const int on top removed)
243 QTextBlockFormat format = inputLine()->textCursor().blockFormat();
244 format.setLeftMargin(leftMargin); // we want a little space between the frame and the contents
245 inputLine()->textCursor().setBlockFormat(format);
246 }
247
248 NetworkId networkId = current.data(NetworkModel::NetworkIdRole).value<NetworkId>();
249 if(networkId == _networkId)
250 return;
251
252 setNetwork(networkId);
253 updateNickSelector();
254 updateEnabledState();
255}
256
257void InputWidget::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
258 QItemSelectionRange changedArea(topLeft, bottomRight);
259 if(changedArea.contains(selectionModel()->currentIndex())) {
260 updateEnabledState();
261 }
262};
263
264void InputWidget::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) {
265 NetworkId networkId;
266 QModelIndex child;
267 for(int row = start; row <= end; row++) {
268 child = model()->index(row, 0, parent);
269 if(NetworkModel::NetworkItemType != child.data(NetworkModel::ItemTypeRole).toInt())
270 continue;
271 networkId = child.data(NetworkModel::NetworkIdRole).value<NetworkId>();
272 if(networkId == _networkId) {
273 setNetwork(0);
274 updateNickSelector();
275 return;
276 }
277 }
278}
279
280
281void InputWidget::updateEnabledState() {
282// FIXME: Find a visualization for this that does not disable the widget!
283// Disabling kills global action shortcuts, plus users sometimes need/want to enter text
284// even in inactive channels.
285#if 0
286 QModelIndex currentIndex = selectionModel()->currentIndex();
287
288 const Network *net = Client::networkModel()->networkByIndex(currentIndex);
289 bool enabled = false;
290 if(net) {
291 // disable inputline if it's a channelbuffer we parted from or...
292 enabled = (currentIndex.data(NetworkModel::ItemActiveRole).value<bool>() || (currentIndex.data(NetworkModel::BufferTypeRole).toInt() != BufferInfo::ChannelBuffer));
293 // ... if we're not connected to the network at all
294 enabled &= net->isConnected();
295 }
296
297 ui.inputEdit->setEnabled(enabled);
298#endif
299}
300
301const Network *InputWidget::currentNetwork() const {
302 return Client::network(_networkId);
303}
304
305BufferInfo InputWidget::currentBufferInfo() const {
306 return selectionModel()->currentIndex().data(NetworkModel::BufferInfoRole).value<BufferInfo>();
307};
308
309void InputWidget::setNetwork(NetworkId networkId) {
310 if(_networkId == networkId)
311 return;
312
313 const Network *previousNet = Client::network(_networkId);
314 if(previousNet) {
315 disconnect(previousNet, 0, this, 0);
316 if(previousNet->me())
317 disconnect(previousNet->me(), 0, this, 0);
318 }
319
320 _networkId = networkId;
321
322 const Network *network = Client::network(networkId);
323 if(network) {
324 connect(network, SIGNAL(identitySet(IdentityId)), this, SLOT(setIdentity(IdentityId)));
325 connectMyIrcUser();
326 setIdentity(network->identity());
327 } else {
328 setIdentity(0);
329 _networkId = 0;
330 }
331}
332
333void InputWidget::connectMyIrcUser() {
334 const Network *network = currentNetwork();
335 if(network->me()) {
336 connect(network->me(), SIGNAL(nickSet(const QString &)), this, SLOT(updateNickSelector()));
337 connect(network->me(), SIGNAL(userModesSet(QString)), this, SLOT(updateNickSelector()));
338 connect(network->me(), SIGNAL(userModesAdded(QString)), this, SLOT(updateNickSelector()));
339 connect(network->me(), SIGNAL(userModesRemoved(QString)), this, SLOT(updateNickSelector()));
340 connect(network->me(), SIGNAL(awaySet(bool)), this, SLOT(updateNickSelector()));
341 disconnect(network, SIGNAL(myNickSet(const QString &)), this, SLOT(connectMyIrcUser()));
342 updateNickSelector();
343 } else {
344 connect(network, SIGNAL(myNickSet(const QString &)), this, SLOT(connectMyIrcUser()));
345 }
346}
347
348void InputWidget::setIdentity(IdentityId identityId) {
349 if(_identityId == identityId)
350 return;
351
352 const Identity *previousIdentity = Client::identity(_identityId);
353 if(previousIdentity)
354 disconnect(previousIdentity, 0, this, 0);
355
356 _identityId = identityId;
357
358 const Identity *identity = Client::identity(identityId);
359 if(identity) {
360 connect(identity, SIGNAL(nicksSet(QStringList)), this, SLOT(updateNickSelector()));
361 } else {
362 _identityId = 0;
363 }
364 updateNickSelector();
365}
366
367void InputWidget::updateNickSelector() const {
368 ui.ownNick->clear();
369
370 const Network *net = currentNetwork();
371 if(!net)
372 return;
373
374 const Identity *identity = Client::identity(net->identity());
375 if(!identity) {
376 qWarning() << "InputWidget::updateNickSelector(): can't find Identity for Network" << net->networkId() << "IdentityId:" << net->identity();
377 return;
378 }
379
380 int nickIdx;
381 QStringList nicks = identity->nicks();
382 if((nickIdx = nicks.indexOf(net->myNick())) == -1) {
383 nicks.prepend(net->myNick());
384 nickIdx = 0;
385 }
386
387 if(nicks.isEmpty())
388 return;
389
390 IrcUser *me = net->me();
391 if(me) {
392 nicks[nickIdx] = net->myNick();
393 if(!me->userModes().isEmpty())
394 nicks[nickIdx] += QString(" (+%1)").arg(me->userModes());
395 }
396
397 ui.ownNick->addItems(nicks);
398
399 if(me && me->isAway())
400 ui.ownNick->setItemData(nickIdx, SmallIcon("user-away"), Qt::DecorationRole);
401
402 ui.ownNick->setCurrentIndex(nickIdx);
403}
404
405void InputWidget::changeNick(const QString &newNick) const {
406 const Network *net = currentNetwork();
407 if(!net || net->isMyNick(newNick))
408 return;
409
410 // we reset the nick selecter as we have no confirmation yet, that this will succeed.
411 // if the action succeeds it will be properly updated anyways.
412 updateNickSelector();
413 Client::userInput(BufferInfo::fakeStatusBuffer(net->networkId()), QString("/NICK %1").arg(newNick));
414}
415
416void InputWidget::on_inputEdit_textEntered(const QString &text) {
417 Client::userInput(currentBufferInfo(), text);
418 ui.boldButton->setChecked(false);
419 ui.underlineButton->setChecked(false);
420 ui.italicButton->setChecked(false);
421
422 QTextCharFormat fmt;
423 fmt.setFontWeight(QFont::Normal);
424 fmt.setFontUnderline(false);
425 fmt.setFontItalic(false);
426 fmt.clearForeground();
427 fmt.clearBackground();
428 inputLine()->setCurrentCharFormat(fmt);
429
430#ifdef HAVE_KDE
431 // Set highlighter back to active in case it was deactivated by too many errors.
432 if(ui.inputEdit->highlighter())
433 ui.inputEdit->highlighter()->setActive(true);
434#endif
435}
436
437void InputWidget::mergeFormatOnSelection(const QTextCharFormat &format) {
438 QTextCursor cursor = inputLine()->textCursor();
439 cursor.mergeCharFormat(format);
440 inputLine()->mergeCurrentCharFormat(format);
441}
442
443void InputWidget::setFormatOnSelection(const QTextCharFormat &format) {
444 QTextCursor cursor = inputLine()->textCursor();
445 cursor.setCharFormat(format);
446 inputLine()->setCurrentCharFormat(format);
447}
448
449QTextCharFormat InputWidget::getFormatOfWordOrSelection() {
450 QTextCursor cursor = inputLine()->textCursor();
451 return cursor.charFormat();
452}
453
454void InputWidget::currentCharFormatChanged(const QTextCharFormat &format) {
455 fontChanged(format.font());
456}
457
458void InputWidget::on_boldButton_clicked(bool checked) {
459 QTextCharFormat fmt;
460 fmt.setFontWeight(checked ? QFont::Bold : QFont::Normal);
461 mergeFormatOnSelection(fmt);
462}
463
464void InputWidget::on_underlineButton_clicked(bool checked) {
465 QTextCharFormat fmt;
466 fmt.setFontUnderline(checked);
467 mergeFormatOnSelection(fmt);
468}
469
470void InputWidget::on_italicButton_clicked(bool checked) {
471 QTextCharFormat fmt;
472 fmt.setFontItalic(checked);
473 mergeFormatOnSelection(fmt);
474}
475
476void InputWidget::fontChanged(const QFont &f)
477{
478 ui.boldButton->setChecked(f.bold());
479 ui.italicButton->setChecked(f.italic());
480 ui.underlineButton->setChecked(f.underline());
481}
482
483void InputWidget::colorChosen(QAction *action) {
484 QTextCharFormat fmt;
485 QColor color;
486 if (qVariantValue<QString>(action->data()) == "") {
487 color = Qt::transparent;
488 fmt = getFormatOfWordOrSelection();
489 fmt.clearForeground();
490 setFormatOnSelection(fmt);
491 }
492 else {
493 color = QColor(inputLine()->rgbColorFromMirc(qVariantValue<QString>(action->data())));
494 fmt.setForeground(color);
495 mergeFormatOnSelection(fmt);
496 }
497 ui.textcolorButton->setDefaultAction(action);
498 ui.textcolorButton->setIcon(createColorToolButtonIcon(SmallIcon("format-text-color"), color));
499}
500
501void InputWidget::colorHighlightChosen(QAction *action) {
502 QTextCharFormat fmt;
503 QColor color;
504 if (qVariantValue<QString>(action->data()) == "") {
505 color = Qt::transparent;
506 fmt = getFormatOfWordOrSelection();
507 fmt.clearBackground();
508 setFormatOnSelection(fmt);
509 }
510 else {
511 color = QColor(inputLine()->rgbColorFromMirc(qVariantValue<QString>(action->data())));
512 fmt.setBackground(color);
513 mergeFormatOnSelection(fmt);
514 }
515 ui.highlightcolorButton->setDefaultAction(action);
516 ui.highlightcolorButton->setIcon(createColorToolButtonIcon(SmallIcon("format-fill-color"), color));
517}
518
519void InputWidget::on_showStyleButton_toggled(bool checked) {
520 ui.styleFrame->setVisible(checked);
521 if (checked) {
522 ui.showStyleButton->setArrowType(Qt::LeftArrow);
523 }
524 else {
525 ui.showStyleButton->setArrowType(Qt::RightArrow);
526 }
527}
528
529QIcon InputWidget::createColorToolButtonIcon(const QIcon &icon, const QColor &color) {
530 QPixmap pixmap(16, 16);
531 pixmap.fill(Qt::transparent);
532 QPainter painter(&pixmap);
533 QPixmap image = icon.pixmap(16,16);
534 QRect target(0, 0, 16, 14);
535 QRect source(0, 0, 16, 14);
536 painter.fillRect(QRect(0, 14, 16, 16), color);
537 painter.drawPixmap(target, image, source);
538
539 return QIcon(pixmap);
540}
541
542// MOUSE WHEEL FILTER
543MouseWheelFilter::MouseWheelFilter(QObject *parent)
544 : QObject(parent)
545{
546}
547
548bool MouseWheelFilter::eventFilter(QObject *obj, QEvent *event) {
549 if(event->type() != QEvent::Wheel)
550 return QObject::eventFilter(obj, event);
551 else
552 return true;
553}