X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fqtui%2Fchatview.cpp;h=2a999ea19de9c7cf5c7a08a94e75df29f79c43cb;hb=4faeafb743766b345d5cadc5289840a981413853;hp=024e49d602b4f7e3d04e1ceb017dac6bce809235;hpb=16e4a21c1292448c1a524010d70f6e59b84802f4;p=quassel.git

diff --git a/src/qtui/chatview.cpp b/src/qtui/chatview.cpp
index 024e49d6..2a999ea1 100644
--- a/src/qtui/chatview.cpp
+++ b/src/qtui/chatview.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-08 by the Quassel Project                          *
+ *   Copyright (C) 2005-09 by the Quassel Project                          *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -19,11 +19,11 @@
  ***************************************************************************/
 
 #include <QGraphicsTextItem>
+#include <QKeyEvent>
 #include <QMenu>
 #include <QScrollBar>
 
 #include "bufferwidget.h"
-#include "chatlinemodelitem.h"
 #include "chatscene.h"
 #include "chatview.h"
 #include "client.h"
@@ -70,11 +70,37 @@ void ChatView::init(MessageFilter *filter) {
   connect(_scene, SIGNAL(lastLineChanged(QGraphicsItem *, qreal)), this, SLOT(lastLineChanged(QGraphicsItem *, qreal)));
   connect(_scene, SIGNAL(mouseMoveWhileSelecting(const QPointF &)), this, SLOT(mouseMoveWhileSelecting(const QPointF &)));
   setScene(_scene);
-  // installEventFilter(_scene);
 
   connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(verticalScrollbarChanged(int)));
 }
 
+bool ChatView::event(QEvent *event) {
+  if(event->type() == QEvent::KeyPress) {
+    QKeyEvent *keyEvent = static_cast<QKeyEvent*>(event);
+    switch(keyEvent->key()) {
+    case Qt::Key_Up:
+    case Qt::Key_Down:
+    case Qt::Key_PageUp:
+    case Qt::Key_PageDown:
+      if(!verticalScrollBar()->isVisible()) {
+	scene()->requestBacklog();
+	return true;
+      }
+    default:
+      break;
+    }
+  }
+
+  if(event->type() == QEvent::Wheel) {
+    if(!verticalScrollBar()->isVisible()) {
+      scene()->requestBacklog();
+      return true;
+    }
+  }
+
+  return QGraphicsView::event(event);
+}
+
 void ChatView::resizeEvent(QResizeEvent *event) {
   QGraphicsView::resizeEvent(event);