src/qtui/topicwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005/06 by the Quassel Project                          *
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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 }
  52
  53 void TopicWidget::currentChanged(const QModelIndex &current, const QModelIndex &previous) {
  54   Q_UNUSED(previous);
  55   setTopic(current.sibling(current.row(), 1).data().toString());
  56 }
  57
  58 void TopicWidget::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
  59   QItemSelectionRange changedArea(topLeft, bottomRight);
  60   QModelIndex currentTopicIndex = selectionModel()->currentIndex().sibling(selectionModel()->currentIndex().row(), 1);
  61   if(changedArea.contains(currentTopicIndex))
  62     setTopic(currentTopicIndex.data().toString());
  63 };
  64
  65 void TopicWidget::setUseCustomFont(const QVariant &v) {
  66   if(v.toBool()) {
  67     UiStyleSettings fs("Fonts");
  68     setCustomFont(fs.value("TopicWidget").value<QFont>());
  69   } else
  70     setCustomFont(QFont());
  71 }
  72
  73 void TopicWidget::setCustomFont(const QVariant &v) {
  74   UiStyleSettings fs("Fonts");
  75   if(!fs.value("UseCustomTopicWidgetFont", false).toBool())
  76     return;
  77
  78   setCustomFont(v.value<QFont>());
  79 }
  80
  81 void TopicWidget::setCustomFont(const QFont &f) {
  82   QFont font = f;
  83   if(font.family().isEmpty())
  84     font = QApplication::font();
  85
  86   ui.topicLineEdit->setCustomFont(font);
  87   ui.topicLabel->setCustomFont(font);
  88 }
  89
  90 void TopicWidget::setTopic(const QString &newtopic) {
  91   if(_topic == newtopic)
  92     return;
  93
  94   _topic = newtopic;
  95   ui.topicLabel->setText(newtopic);
  96   ui.topicLineEdit->setText(newtopic);
  97   switchPlain();
  98 }
  99
 100 void TopicWidget::updateResizeMode() {
 101   StyledLabel::ResizeMode mode = StyledLabel::NoResize;
 102   UiSettings s("TopicWidget");
 103   if(s.value("DynamicResize", true).toBool()) {
 104     if(s.value("ResizeOnHover", true).toBool())
 105       mode = StyledLabel::ResizeOnHover;
 106     else
 107       mode = StyledLabel::DynamicResize;
 108   }
 109
 110   ui.topicLabel->setResizeMode(mode);
 111 }
 112
 113 void TopicWidget::clickableActivated(const Clickable &click) {
 114   NetworkId networkId = selectionModel()->currentIndex().data(NetworkModel::NetworkIdRole).value<NetworkId>();
 115   click.activate(networkId, _topic);
 116 }
 117
 118 void TopicWidget::on_topicLineEdit_textEntered() {
 119   QModelIndex currentIdx = currentIndex();
 120   if(currentIdx.isValid() && currentIdx.data(NetworkModel::BufferTypeRole) == BufferInfo::ChannelBuffer) {
 121     BufferInfo bufferInfo = currentIdx.data(NetworkModel::BufferInfoRole).value<BufferInfo>();
 122     if(ui.topicLineEdit->text().isEmpty())
 123       Client::userInput(bufferInfo, QString("/quote TOPIC %1 :").arg(bufferInfo.bufferName()));
 124     else
 125       Client::userInput(bufferInfo, QString("/topic %1").arg(ui.topicLineEdit->text()));
 126   }
 127   switchPlain();
 128 }
 129
 130 void TopicWidget::on_topicEditButton_clicked() {
 131   switchEditable();
 132 }
 133
 134 void TopicWidget::switchEditable() {
 135   ui.stackedWidget->setCurrentIndex(1);
 136   ui.topicLineEdit->setFocus();
 137   ui.topicLineEdit->moveCursor(QTextCursor::End,QTextCursor::MoveAnchor);
 138   updateGeometry();
 139 }
 140
 141 void TopicWidget::switchPlain() {
 142   ui.stackedWidget->setCurrentIndex(0);
 143   ui.topicLineEdit->setText(_topic);
 144   updateGeometry();
 145 }
 146
 147 // filter for the input widget to switch back to normal mode
 148 bool TopicWidget::eventFilter(QObject *obj, QEvent *event) {
 149
 150   if(event->type() == QEvent::FocusOut && !_mouseEntered) {
 151     switchPlain();
 152     return true;
 153   }
 154
 155   if(event->type() == QEvent::Enter) {
 156     _mouseEntered = true;
 157   }
 158
 159   if(event->type() == QEvent::Leave) {
 160     _mouseEntered = false;
 161   }
 162
 163   if(event->type() != QEvent::KeyRelease)
 164     return QObject::eventFilter(obj, event);
 165
 166   QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
 167
 168   if(keyEvent->key() == Qt::Key_Escape) {
 169     switchPlain();
 170     return true;
 171   }
 172
 173   return false;
 174 }