src/qtui/bufferwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
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   8  *   (at your option) version 3.                                           *
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  10  *   This program is distributed in the hope that it will be useful,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
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  20
  21 #include "bufferwidget.h"
  22 #include "chatview.h"
  23 #include "chatviewsearchbar.h"
  24 #include "chatviewsearchcontroller.h"
  25 #include "settings.h"
  26 #include "client.h"
  27
  28 #include "action.h"
  29 #include "actioncollection.h"
  30 #include "qtui.h"
  31
  32 #include <QLayout>
  33 #include <QKeyEvent>
  34 #include <QScrollBar>
  35
  36 BufferWidget::BufferWidget(QWidget *parent)
  37   : AbstractBufferContainer(parent),
  38     _chatViewSearchController(new ChatViewSearchController(this))
  39 {
  40   ui.setupUi(this);
  41   layout()->setContentsMargins(0, 0, 0, 0);
  42   layout()->setSpacing(0);
  43   // ui.searchBar->hide();
  44
  45   _chatViewSearchController->setCaseSensitive(ui.searchBar->caseSensitiveBox()->isChecked());
  46   _chatViewSearchController->setSearchSenders(ui.searchBar->searchSendersBox()->isChecked());
  47   _chatViewSearchController->setSearchMsgs(ui.searchBar->searchMsgsBox()->isChecked());
  48   _chatViewSearchController->setSearchOnlyRegularMsgs(ui.searchBar->searchOnlyRegularMsgsBox()->isChecked());
  49
  50   connect(ui.searchBar->searchEditLine(), SIGNAL(textChanged(const QString &)),
  51           _chatViewSearchController, SLOT(setSearchString(const QString &)));
  52   connect(ui.searchBar->caseSensitiveBox(), SIGNAL(toggled(bool)),
  53           _chatViewSearchController, SLOT(setCaseSensitive(bool)));
  54   connect(ui.searchBar->searchSendersBox(), SIGNAL(toggled(bool)),
  55           _chatViewSearchController, SLOT(setSearchSenders(bool)));
  56   connect(ui.searchBar->searchMsgsBox(), SIGNAL(toggled(bool)),
  57           _chatViewSearchController, SLOT(setSearchMsgs(bool)));
  58   connect(ui.searchBar->searchOnlyRegularMsgsBox(), SIGNAL(toggled(bool)),
  59           _chatViewSearchController, SLOT(setSearchOnlyRegularMsgs(bool)));
  60   connect(ui.searchBar->searchUpButton(), SIGNAL(clicked()),
  61           _chatViewSearchController, SLOT(highlightPrev()));
  62   connect(ui.searchBar->searchDownButton(), SIGNAL(clicked()),
  63           _chatViewSearchController, SLOT(highlightNext()));
  64
  65   connect(_chatViewSearchController, SIGNAL(newCurrentHighlight(QGraphicsItem *)),
  66           this, SLOT(scrollToHighlight(QGraphicsItem *)));
  67
  68   ActionCollection *coll = QtUi::actionCollection();
  69
  70   Action *zoomChatview = coll->add<Action>("ZoomChatView");
  71   connect(zoomChatview, SIGNAL(triggered()), SLOT(zoomIn()));
  72   zoomChatview->setText(tr("Enlarge Chat View"));
  73   zoomChatview->setShortcut(tr("Ctrl++"));
  74
  75   Action *zoomOutChatview = coll->add<Action>("ZoomOutChatView");
  76   connect(zoomOutChatview, SIGNAL(triggered()), SLOT(zoomOut()));
  77   zoomOutChatview->setText(tr("Demagnify Chat View"));
  78   zoomOutChatview->setShortcut(tr("Ctrl+-"));
  79
  80   Action *zoomNormalChatview = coll->add<Action>("ZoomNormalChatView");
  81   connect(zoomNormalChatview, SIGNAL(triggered()), SLOT(zoomNormal()));
  82   zoomNormalChatview->setText(tr("Normalize zoom of Chat View"));
  83   zoomNormalChatview->setShortcut(tr("Ctrl+0"));
  84 }
  85
  86 BufferWidget::~BufferWidget() {
  87   delete _chatViewSearchController;
  88   _chatViewSearchController = 0;
  89 }
  90
  91 AbstractChatView *BufferWidget::createChatView(BufferId id) {
  92   ChatView *chatView;
  93   chatView = new ChatView(id, this);
  94   _chatViews[id] = chatView;
  95   ui.stackedWidget->addWidget(chatView);
  96   chatView->setFocusProxy(this);
  97   return chatView;
  98 }
  99
 100 void BufferWidget::removeChatView(BufferId id) {
 101   QWidget *view = _chatViews.value(id, 0);
 102   if(!view) return;
 103   ui.stackedWidget->removeWidget(view);
 104   view->deleteLater();
 105   _chatViews.take(id);
 106 }
 107
 108 void BufferWidget::showChatView(BufferId id) {
 109   if(!id.isValid()) {
 110     ui.stackedWidget->setCurrentWidget(ui.page);
 111   } else {
 112     ChatView *view = qobject_cast<ChatView *>(_chatViews.value(id));
 113     Q_ASSERT(view);
 114     ui.stackedWidget->setCurrentWidget(view);
 115     _chatViewSearchController->setScene(view->scene());
 116   }
 117 }
 118
 119 void BufferWidget::scrollToHighlight(QGraphicsItem *highlightItem) {
 120   ChatView *view = qobject_cast<ChatView *>(ui.stackedWidget->currentWidget());
 121   if(view) {
 122     view->centerOn(highlightItem);
 123   }
 124 }
 125
 126
 127 void BufferWidget::zoomIn() {
 128   ChatView *view = qobject_cast<ChatView *>(ui.stackedWidget->currentWidget());
 129   if(!view) return;
 130   view->zoomIn();
 131 }
 132
 133 void BufferWidget::zoomOut() {
 134   ChatView *view = qobject_cast<ChatView *>(ui.stackedWidget->currentWidget());
 135   if(!view) return;
 136   view->zoomOut();
 137 }
 138
 139 void BufferWidget::zoomNormal() {
 140   ChatView *view = qobject_cast<ChatView *>(ui.stackedWidget->currentWidget());
 141   if(!view) return;
 142   view->zoomNormal();
 143 }
 144
 145 bool BufferWidget::eventFilter(QObject *watched, QEvent *event) {
 146   Q_UNUSED(watched);
 147   if(event->type() != QEvent::KeyPress)
 148     return false;
 149
 150   QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
 151
 152   int direction = 1;
 153   switch(keyEvent->key()) {
 154     case Qt::Key_PageUp:
 155     case Qt::Key_PageDown:
 156       // static cast to access public qobject::event
 157       return static_cast<QObject*>(ui.stackedWidget->currentWidget())->event(event);
 158
 159     case Qt::Key_Up:
 160       direction = -1;
 161     case Qt::Key_Down:
 162       if(keyEvent->modifiers() == Qt::ShiftModifier) {
 163         QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea*>(ui.stackedWidget->currentWidget());
 164         if(!scrollArea)
 165           return false;
 166         int sliderPosition = scrollArea->verticalScrollBar()->value();
 167         scrollArea->verticalScrollBar()->setValue(sliderPosition + (direction * 12));
 168         return true;
 169       }
 170     default:
 171       return false;
 172   }
 173 }