src/qtui/topicwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005/06 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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  20
  21 #include "topicwidget.h"
  22
  23 #include "client.h"
  24 #include "iconloader.h"
  25 #include "networkmodel.h"
  26 #include "uisettings.h"
  27
  28 TopicWidget::TopicWidget(QWidget *parent)
  29   : AbstractItemView(parent)
  30 {
  31   ui.setupUi(this);
  32   ui.topicEditButton->setIcon(SmallIcon("edit-rename"));
  33   ui.topicLineEdit->setWordWrapEnabled(true);
  34   ui.topicLineEdit->installEventFilter(this);
  35
  36   connect(ui.topicLabel, SIGNAL(clickableActivated(Clickable)), SLOT(clickableActivated(Clickable)));
  37   connect(ui.topicLineEdit, SIGNAL(noTextEntered()), SLOT(on_topicLineEdit_textEntered()));
  38
  39   UiSettings s("TopicWidget");
  40   s.notify("DynamicResize", this, SLOT(updateResizeMode()));
  41   s.notify("ResizeOnHover", this, SLOT(updateResizeMode()));
  42   updateResizeMode();
  43
  44   UiStyleSettings fs("Fonts");
  45   fs.notify("UseCustomTopicWidgetFont", this, SLOT(setUseCustomFont(QVariant)));
  46   fs.notify("TopicWidget", this, SLOT(setCustomFont(QVariant)));
  47   if(fs.value("UseCustomTopicWidgetFont", false).toBool())
  48     setCustomFont(fs.value("TopicWidget", QFont()));
  49
  50   _mouseEntered = false;
  51   _readonly = false;
  52 }
  53
  54 void TopicWidget::currentChanged(const QModelIndex &current, const QModelIndex &previous) {
  55   Q_UNUSED(previous);
  56   setTopic(current);
  57 }
  58
  59 void TopicWidget::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
  60   QItemSelectionRange changedArea(topLeft, bottomRight);
  61   QModelIndex currentTopicIndex = selectionModel()->currentIndex().sibling(selectionModel()->currentIndex().row(), 1);
  62   if(changedArea.contains(currentTopicIndex))
  63     setTopic(selectionModel()->currentIndex());
  64 };
  65
  66 void TopicWidget::setUseCustomFont(const QVariant &v) {
  67   if(v.toBool()) {
  68     UiStyleSettings fs("Fonts");
  69     setCustomFont(fs.value("TopicWidget").value<QFont>());
  70   } else
  71     setCustomFont(QFont());
  72 }
  73
  74 void TopicWidget::setCustomFont(const QVariant &v) {
  75   UiStyleSettings fs("Fonts");
  76   if(!fs.value("UseCustomTopicWidgetFont", false).toBool())
  77     return;
  78
  79   setCustomFont(v.value<QFont>());
  80 }
  81
  82 void TopicWidget::setCustomFont(const QFont &f) {
  83   QFont font = f;
  84   if(font.family().isEmpty())
  85     font = QApplication::font();
  86
  87   ui.topicLineEdit->setCustomFont(font);
  88   ui.topicLabel->setCustomFont(font);
  89 }
  90
  91 void TopicWidget::setTopic(const QModelIndex &index) {
  92   BufferId id = index.sibling(index.row(), 0).data(NetworkModel::BufferIdRole).value<BufferId>();
  93   if(!id.isValid())
  94     return;
  95
  96   const Network *network = Client::network(Client::networkModel()->networkId(id));
  97
  98   QString newtopic;
  99   if(Client::networkModel()->bufferType(id) == BufferInfo::StatusBuffer) {
 100     newtopic = QString("%1 (%2) | %3 | %4")
 101     .arg(Qt::escape(network->networkName()))
 102     .arg(Qt::escape(network->currentServer()))
 103     .arg(tr("Users: %1").arg(network->ircUsers().count()))
 104     .arg(tr("Lag: %1 msecs").arg(network->latency()));
 105     _readonly = true;
 106   } else if(Client::networkModel()->bufferType(id) == BufferInfo::QueryBuffer) {
 107     newtopic = QString("%1").arg(index.sibling(index.row(), 0).data().toString());
 108     const IrcUser *user = network->ircUser(QString(index.sibling(index.row(), 0).data().toString()));
 109     if (user) {
 110       if(!user->userModes().isEmpty())
 111         newtopic.append(QString(" (+%1)").arg(user->userModes()));
 112       if(!user->realName().isEmpty())
 113         newtopic.append(QString(" | %1").arg(user->realName()));
 114       newtopic.append(QString(" | %1").arg(user->hostmask().remove(0, user->hostmask().indexOf("!")+1)));
 115     }
 116     _readonly = true;
 117   } else if(Client::networkModel()->bufferType(id) == BufferInfo::ChannelBuffer) {
 118     newtopic = index.sibling(index.row(), 1).data().toString();
 119     _readonly = false;
 120   }
 121   else {
 122     newtopic = "";
 123     _readonly = true;
 124   }
 125
 126   ui.topicEditButton->setVisible(!_readonly);
 127
 128   _topic = newtopic;
 129   ui.topicLabel->setText(newtopic);
 130   ui.topicLineEdit->setText(newtopic);
 131   switchPlain();
 132 }
 133
 134 void TopicWidget::setReadOnly(const bool &readonly) {
 135   if(_readonly == readonly)
 136     return;
 137
 138   _readonly = readonly;
 139 }
 140
 141 void TopicWidget::updateResizeMode() {
 142   StyledLabel::ResizeMode mode = StyledLabel::NoResize;
 143   UiSettings s("TopicWidget");
 144   if(s.value("DynamicResize", true).toBool()) {
 145     if(s.value("ResizeOnHover", true).toBool())
 146       mode = StyledLabel::ResizeOnHover;
 147     else
 148       mode = StyledLabel::DynamicResize;
 149   }
 150
 151   ui.topicLabel->setResizeMode(mode);
 152 }
 153
 154 void TopicWidget::clickableActivated(const Clickable &click) {
 155   NetworkId networkId = selectionModel()->currentIndex().data(NetworkModel::NetworkIdRole).value<NetworkId>();
 156   click.activate(networkId, _topic);
 157 }
 158
 159 void TopicWidget::on_topicLineEdit_textEntered() {
 160   QModelIndex currentIdx = currentIndex();
 161   if(currentIdx.isValid() && currentIdx.data(NetworkModel::BufferTypeRole) == BufferInfo::ChannelBuffer) {
 162     BufferInfo bufferInfo = currentIdx.data(NetworkModel::BufferInfoRole).value<BufferInfo>();
 163     if(ui.topicLineEdit->text().isEmpty())
 164       Client::userInput(bufferInfo, QString("/quote TOPIC %1 :").arg(bufferInfo.bufferName()));
 165     else
 166       Client::userInput(bufferInfo, QString("/topic %1").arg(ui.topicLineEdit->text()));
 167   }
 168   switchPlain();
 169 }
 170
 171 void TopicWidget::on_topicEditButton_clicked() {
 172   switchEditable();
 173 }
 174
 175 void TopicWidget::switchEditable() {
 176   ui.stackedWidget->setCurrentIndex(1);
 177   ui.topicLineEdit->setFocus();
 178   ui.topicLineEdit->moveCursor(QTextCursor::End,QTextCursor::MoveAnchor);
 179   updateGeometry();
 180 }
 181
 182 void TopicWidget::switchPlain() {
 183   ui.stackedWidget->setCurrentIndex(0);
 184   ui.topicLineEdit->setText(_topic);
 185   updateGeometry();
 186   emit switchedPlain();
 187 }
 188
 189 // filter for the input widget to switch back to normal mode
 190 bool TopicWidget::eventFilter(QObject *obj, QEvent *event) {
 191
 192   if(event->type() == QEvent::FocusOut && !_mouseEntered) {
 193     switchPlain();
 194     return true;
 195   }
 196
 197   if(event->type() == QEvent::Enter) {
 198     _mouseEntered = true;
 199   }
 200
 201   if(event->type() == QEvent::Leave) {
 202     _mouseEntered = false;
 203   }
 204
 205   if(event->type() != QEvent::KeyRelease)
 206     return QObject::eventFilter(obj, event);
 207
 208   QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 209
 210   if(keyEvent->key() == Qt::Key_Escape) {
 211     switchPlain();
 212     return true;
 213   }
 214
 215   return false;
 216 }