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topicwidget.cpp
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20 
21 #include "topicwidget.h"
22 
23 #include <QIcon>
24 
25 #include "client.h"
26 #include "networkmodel.h"
27 #include "uisettings.h"
28 #include "graphicalui.h"
29 #include "uistyle.h"
30 
31 TopicWidget::TopicWidget(QWidget *parent)
32  : AbstractItemView(parent)
33 {
34  ui.setupUi(this);
35  ui.topicEditButton->setIcon(QIcon::fromTheme("edit-rename"));
36  ui.topicLineEdit->setLineWrapEnabled(true);
37  ui.topicLineEdit->installEventFilter(this);
38 
39  connect(ui.topicLabel, SIGNAL(clickableActivated(Clickable)), SLOT(clickableActivated(Clickable)));
40  connect(ui.topicLineEdit, SIGNAL(noTextEntered()), SLOT(on_topicLineEdit_textEntered()));
41 
42  UiSettings s("TopicWidget");
43  s.notify("DynamicResize", this, SLOT(updateResizeMode()));
44  s.notify("ResizeOnHover", this, SLOT(updateResizeMode()));
46 
47  UiStyleSettings fs("Fonts");
48  fs.notify("UseCustomTopicWidgetFont", this, SLOT(setUseCustomFont(QVariant)));
49  fs.notify("TopicWidget", this, SLOT(setCustomFont(QVariant)));
50  if (fs.value("UseCustomTopicWidgetFont", false).toBool())
51  setCustomFont(fs.value("TopicWidget", QFont()));
52 
53  _mouseEntered = false;
54  _readonly = false;
55 }
56 
57 
58 void TopicWidget::currentChanged(const QModelIndex &current, const QModelIndex &previous)
59 {
60  Q_UNUSED(previous);
61  setTopic(current);
62 }
63 
64 
65 void TopicWidget::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight)
66 {
67  QItemSelectionRange changedArea(topLeft, bottomRight);
68  QModelIndex currentTopicIndex = selectionModel()->currentIndex().sibling(selectionModel()->currentIndex().row(), 1);
69  if (changedArea.contains(currentTopicIndex))
70  setTopic(selectionModel()->currentIndex());
71 };
72 
73 void TopicWidget::setUseCustomFont(const QVariant &v)
74 {
75  if (v.toBool()) {
76  UiStyleSettings fs("Fonts");
77  setCustomFont(fs.value("TopicWidget").value<QFont>());
78  }
79  else
80  setCustomFont(QFont());
81 }
82 
83 
84 void TopicWidget::setCustomFont(const QVariant &v)
85 {
86  UiStyleSettings fs("Fonts");
87  if (!fs.value("UseCustomTopicWidgetFont", false).toBool())
88  return;
89 
90  setCustomFont(v.value<QFont>());
91 }
92 
93 
94 void TopicWidget::setCustomFont(const QFont &f)
95 {
96  QFont font = f;
97  if (font.family().isEmpty())
98  font = QApplication::font();
99 
100  ui.topicLineEdit->setCustomFont(font);
101  ui.topicLabel->setCustomFont(font);
102 }
103 
104 
105 void TopicWidget::setTopic(const QModelIndex &index)
106 {
107  QString newtopic;
108  bool readonly = true;
109 
110  BufferId id = index.data(NetworkModel::BufferIdRole).value<BufferId>();
111  if (id.isValid()) {
112  QModelIndex index0 = index.sibling(index.row(), 0);
113  const Network *network = Client::network(Client::networkModel()->networkId(id));
114 
115  switch (Client::networkModel()->bufferType(id)) {
117  if (network) {
118 #if QT_VERSION < 0x050000
119  newtopic = QString("%1 (%2) | %3 | %4")
120  .arg(Qt::escape(network->networkName()))
121  .arg(Qt::escape(network->currentServer()))
122  .arg(tr("Users: %1").arg(network->ircUsers().count()))
123  .arg(tr("Lag: %1 msecs").arg(network->latency()));
124 #else
125  newtopic = QString("%1 (%2) | %3 | %4")
126  .arg(network->networkName().toHtmlEscaped())
127  .arg(network->currentServer().toHtmlEscaped())
128  .arg(tr("Users: %1").arg(network->ircUsers().count()))
129  .arg(tr("Lag: %1 msecs").arg(network->latency()));
130 #endif
131  }
132  else {
133  newtopic = index0.data(Qt::DisplayRole).toString();
134  }
135  break;
136 
138  newtopic = index.sibling(index.row(), 1).data().toString();
139  readonly = false;
140  break;
141 
143  {
144  QString nickname = index0.data(Qt::DisplayRole).toString();
145  if (network) {
146  const IrcUser *user = network->ircUser(nickname);
147  if (user) {
148  newtopic = QString("%1%2%3 | %4@%5").arg(nickname)
149  .arg(user->userModes().isEmpty() ? QString() : QString(" (+%1)").arg(user->userModes()))
150  .arg(user->realName().isEmpty() ? QString() : QString(" | %1").arg(user->realName()))
151  .arg(user->user())
152  .arg(user->host());
153  }
154  else { // no such user
155  newtopic = nickname;
156  }
157  }
158  else { // no valid Network-Obj.
159  newtopic = nickname;
160  }
161  break;
162  }
163  default:
164  newtopic = index0.data(Qt::DisplayRole).toString();
165  }
166  }
167 
168  _topic = sanitizeTopic(newtopic);
169  _readonly = readonly;
170 
171  ui.topicEditButton->setVisible(!_readonly);
172  ui.topicLabel->setText(_topic);
173  ui.topicLineEdit->setPlainText(_topic);
174  switchPlain();
175 }
176 
177 
178 void TopicWidget::setReadOnly(const bool &readonly)
179 {
180  if (_readonly == readonly)
181  return;
182 
183  _readonly = readonly;
184 }
185 
186 
188 {
190  UiSettings s("TopicWidget");
191  if (s.value("DynamicResize", true).toBool()) {
192  if (s.value("ResizeOnHover", true).toBool())
194  else
196  }
197 
198  ui.topicLabel->setResizeMode(mode);
199 }
200 
201 
203 {
204  NetworkId networkId = selectionModel()->currentIndex().data(NetworkModel::NetworkIdRole).value<NetworkId>();
206  click.activate(networkId, sstr.plainText);
207 }
208 
209 
211 {
212  QModelIndex currentIdx = currentIndex();
213  if (currentIdx.isValid() && currentIdx.data(NetworkModel::BufferTypeRole) == BufferInfo::ChannelBuffer) {
214  BufferInfo bufferInfo = currentIdx.data(NetworkModel::BufferInfoRole).value<BufferInfo>();
215  if (ui.topicLineEdit->text().isEmpty())
216  Client::userInput(bufferInfo, QString("/quote TOPIC %1 :").arg(bufferInfo.bufferName()));
217  else
218  Client::userInput(bufferInfo, QString("/topic %1").arg(ui.topicLineEdit->text()));
219  }
220  switchPlain();
221 }
222 
223 
225 {
226  switchEditable();
227 }
228 
229 
231 {
232  ui.stackedWidget->setCurrentIndex(1);
233  ui.topicLineEdit->setFocus();
234  ui.topicLineEdit->moveCursor(QTextCursor::End, QTextCursor::MoveAnchor);
235  updateGeometry();
236 }
237 
238 
240 {
241  ui.stackedWidget->setCurrentIndex(0);
242  ui.topicLineEdit->setPlainText(_topic);
243  updateGeometry();
244  emit switchedPlain();
245 }
246 
247 
248 // filter for the input widget to switch back to normal mode
249 bool TopicWidget::eventFilter(QObject *obj, QEvent *event)
250 {
251  if (event->type() == QEvent::FocusOut && !_mouseEntered) {
252  switchPlain();
253  return true;
254  }
255 
256  if (event->type() == QEvent::Enter) {
257  _mouseEntered = true;
258  }
259 
260  if (event->type() == QEvent::Leave) {
261  _mouseEntered = false;
262  }
263 
264  if (event->type() != QEvent::KeyRelease)
265  return QObject::eventFilter(obj, event);
266 
267  QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
268 
269  if (keyEvent->key() == Qt::Key_Escape) {
270  switchPlain();
271  return true;
272  }
273 
274  return false;
275 }
276 
277 QString TopicWidget::sanitizeTopic(const QString& topic)
278 {
279  // Normally, you don't have new lines in topic messages
280  // But the use of "plain text" functionnality from Qt replaces
281  // some unicode characters with a new line, which then triggers
282  // a stack overflow later
283  QString result(topic);
284  result.replace(QChar::ParagraphSeparator, " ");
285  result.replace(QChar::LineSeparator, " ");
286 
287  return result;
288 }