Work around problems in QTreeView when using Qt 4.8

[quassel.git] / src / uisupport / nickview.cpp

diff --git a/src/uisupport/nickview.cpp b/src/uisupport/nickview.cpp
index ad13a2f..34fb554 100644 (file)
--- a/src/uisupport/nickview.cpp
+++ b/src/uisupport/nickview.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  *
@@ -18,6 +18,9 @@
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 
+#include "nickview.h"
+
+#include <QApplication>
 #include <QHeaderView>
 #include <QScrollBar>
 #include <QDebug>
@@ -25,10 +28,11 @@
 
 #include "buffermodel.h"
 #include "client.h"
+#include "contextmenuactionprovider.h"
+#include "graphicalui.h"
 #include "nickview.h"
 #include "nickviewfilter.h"
 #include "networkmodel.h"
-#include "quasselui.h"
 #include "types.h"
 
 class ExpandAllEvent : public QEvent {
@@ -40,17 +44,21 @@ NickView::NickView(QWidget *parent)
   : QTreeView(parent)
 {
   setIndentation(10);
-  setAnimated(true);
   header()->hide();
   setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
   setSortingEnabled(true);
   sortByColumn(0, Qt::AscendingOrder);
 
   setContextMenuPolicy(Qt::CustomContextMenu);
+  setSelectionMode(QAbstractItemView::ExtendedSelection);
+
+  // breaks with Qt 4.8
+  if(QString("4.8.0") > qVersion()) // FIXME breaks with Qt versions >= 4.10!
+    setAnimated(true);
 
   connect(this, SIGNAL(customContextMenuRequested(const QPoint&)), SLOT(showContextMenu(const QPoint&)));
 
-#if defined Q_WS_QWS or defined Q_WS_X11
+#if defined Q_WS_QWS || defined Q_WS_X11
   connect(this, SIGNAL(doubleClicked(QModelIndex)), SLOT(startQuery(QModelIndex)));
 #else
   // afaik this is better on Mac and Windows
@@ -64,10 +72,16 @@ void NickView::init() {
 
   for(int i = 1; i < model()->columnCount(); i++)
     setColumnHidden(i, true);
+
+  connect(selectionModel(), SIGNAL(currentChanged(QModelIndex, QModelIndex)), SIGNAL(selectionUpdated()));
+  connect(selectionModel(), SIGNAL(selectionChanged(QItemSelection, QItemSelection)), SIGNAL(selectionUpdated()));
 }
 
-void NickView::setModel(QAbstractItemModel *model) {
-  QTreeView::setModel(model);
+void NickView::setModel(QAbstractItemModel *model_) {
+  if(model())
+    disconnect(model(), 0, this, 0);
+
+  QTreeView::setModel(model_);
   init();
 }
 
@@ -84,13 +98,23 @@ void NickView::setRootIndex(const QModelIndex &index) {
     QCoreApplication::postEvent(this, new ExpandAllEvent);
 }
 
-void NickView::showContextMenu(const QPoint & pos ) {
-  QModelIndex index = indexAt(pos);
-  if(index.data(NetworkModel::ItemTypeRole) != NetworkModel::IrcUserItemType)
-    return;
+QModelIndexList NickView::selectedIndexes() const {
+  QModelIndexList indexList = QTreeView::selectedIndexes();
+
+  // make sure the item we clicked on is first
+  if(indexList.contains(currentIndex())) {
+    indexList.removeAll(currentIndex());
+    indexList.prepend(currentIndex());
+  }
+
+  return indexList;
+}
+
+void NickView::showContextMenu(const QPoint &pos ) {
+  Q_UNUSED(pos);
 
   QMenu contextMenu(this);
-  Client::mainUi()->actionProvider()->addActions(&contextMenu, index);
+  GraphicalUi::contextMenuActionProvider()->addActions(&contextMenu, selectedIndexes());
   contextMenu.exec(QCursor::pos());
 }
 
@@ -103,11 +127,7 @@ void NickView::startQuery(const QModelIndex &index) {
   if(!ircUser || !networkId.isValid())
     return;
 
-  BufferId bufId = Client::networkModel()->bufferId(networkId, ircUser->nick());
-  if(bufId.isValid())
-    Client::bufferModel()->switchToBuffer(bufId);
-  else
-    Client::userInput(index.data(NetworkModel::BufferInfoRole).value<BufferInfo>(), QString("/QUERY %1").arg(ircUser->nick()));
+  Client::bufferModel()->switchToOrStartQuery(networkId, ircUser->nick());
 }
 
 void NickView::customEvent(QEvent *event) {
@@ -123,6 +143,9 @@ void NickView::customEvent(QEvent *event) {
   if(event->type() != QEvent::User)
     return;
 
+  if(!model())
+    return;
+
   QModelIndex topLevelIdx;
   for(int i = 0; i < model()->rowCount(rootIndex()); i++) {
     topLevelIdx = model()->index(i, 0, rootIndex());