Throw out unneeded font setters, adapt to ItemViewSettings
[quassel.git] / src / uisupport / bufferview.cpp
index c06e7d2..e477ba1 100644 (file)
@@ -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  *
 #include "buffersettings.h"
 #include "buffersyncer.h"
 #include "client.h"
-#include "iconloader.h"
+#include "contextmenuactionprovider.h"
+#include "graphicalui.h"
 #include "network.h"
 #include "networkmodel.h"
-#include "networkmodelactionprovider.h"
-#include "quasselui.h"
-#include "uisettings.h"
-
-bool TristateDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index) {
-  if(event->type() != QEvent::MouseButtonRelease)
-    return QStyledItemDelegate::editorEvent(event, model, option, index);
-
-  if(!(model->flags(index) & Qt::ItemIsUserCheckable))
-    return QStyledItemDelegate::editorEvent(event, model, option, index);
-
-  QVariant value = index.data(Qt::CheckStateRole);
-  if(!value.isValid())
-    return QStyledItemDelegate::editorEvent(event, model, option, index);
-
-  QStyleOptionViewItemV4 viewOpt(option);
-  initStyleOption(&viewOpt, index);
-
-  QRect checkRect = viewOpt.widget->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &viewOpt, viewOpt.widget);
-  QMouseEvent *me = static_cast<QMouseEvent*>(event);
-
-  if(me->button() != Qt::LeftButton || !checkRect.contains(me->pos()))
-    return QStyledItemDelegate::editorEvent(event, model, option, index);
-
-  Qt::CheckState state = static_cast<Qt::CheckState>(value.toInt());
-  if(state == Qt::Unchecked)
-    state = Qt::PartiallyChecked;
-  else if(state == Qt::PartiallyChecked)
-    state = Qt::Checked;
-  else
-    state = Qt::Unchecked;
-  model->setData(index, state, Qt::CheckStateRole);
-  return true;
-}
-
-
-
+#include "contextmenuactionprovider.h"
 
 /*****************************************
 * The TreeView showing the Buffers
@@ -84,13 +49,13 @@ bool TristateDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, con
 BufferView::BufferView(QWidget *parent)
   : QTreeView(parent)
 {
-  connect(this, SIGNAL(collapsed(const QModelIndex &)), SLOT(on_collapse(const QModelIndex &)));
-  connect(this, SIGNAL(expanded(const QModelIndex &)), SLOT(on_expand(const QModelIndex &)));
+  connect(this, SIGNAL(collapsed(const QModelIndex &)), SLOT(storeExpandedState(const QModelIndex &)));
+  connect(this, SIGNAL(expanded(const QModelIndex &)), SLOT(storeExpandedState(const QModelIndex &)));
 
   setSelectionMode(QAbstractItemView::ExtendedSelection);
 
   QAbstractItemDelegate *oldDelegate = itemDelegate();
-  TristateDelegate *tristateDelegate = new TristateDelegate(this);
+  BufferViewDelegate *tristateDelegate = new BufferViewDelegate(this);
   setItemDelegate(tristateDelegate);
   delete oldDelegate;
 }
@@ -115,9 +80,11 @@ void BufferView::init() {
 
   // activated() fails on X11 and Qtopia at least
 #if defined Q_WS_QWS || defined Q_WS_X11
+  disconnect(this, SIGNAL(doubleClicked(QModelIndex)), this, SLOT(joinChannel(QModelIndex)));
   connect(this, SIGNAL(doubleClicked(QModelIndex)), SLOT(joinChannel(QModelIndex)));
 #else
   // afaik this is better on Mac and Windows
+  disconnect(this, SIGNAL(activated(QModelIndex)), this, SLOT(joinChannel(QModelIndex)));
   connect(this, SIGNAL(activated(QModelIndex)), SLOT(joinChannel(QModelIndex)));
 #endif
 }
@@ -149,6 +116,7 @@ void BufferView::setModel(QAbstractItemModel *model) {
     header()->addAction(showSection);
   }
 
+  connect(model, SIGNAL(layoutChanged()), this, SLOT(on_layoutChanged()));
 }
 
 void BufferView::setFilteredModel(QAbstractItemModel *model_, BufferViewConfig *config) {
@@ -295,7 +263,9 @@ void BufferView::removeSelectedBuffers(bool permanently) {
       continue;
 
     removedRows << bufferId;
+  }
 
+  foreach(BufferId bufferId, removedRows) {
     if(permanently)
       config()->requestRemoveBufferPermanently(bufferId);
     else
@@ -303,17 +273,21 @@ void BufferView::removeSelectedBuffers(bool permanently) {
   }
 }
 
-void BufferView::rowsInserted(const QModelIndex & parent, int start, int end) {
+void BufferView::rowsInserted(const QModelIndex &parent, int start, int end) {
   QTreeView::rowsInserted(parent, start, end);
 
   // ensure that newly inserted network nodes are expanded per default
   if(parent.data(NetworkModel::ItemTypeRole) != NetworkModel::NetworkItemType)
     return;
 
-  if(model()->rowCount(parent) == 1 && parent.data(NetworkModel::ItemActiveRole) == true) {
-    // without updating the parent the expand will have no effect... Qt Bug?
-    update(parent);
-    expand(parent);
+  setExpandedState(parent);
+}
+
+void BufferView::on_layoutChanged() {
+  int numNets = model()->rowCount(QModelIndex());
+  for(int row = 0; row < numNets; row++) {
+    QModelIndex networkIdx = model()->index(row, 0, QModelIndex());
+    setExpandedState(networkIdx);
   }
 }
 
@@ -332,38 +306,49 @@ void BufferView::on_configChanged() {
     if(!networkId.isValid())
       continue;
 
-    update(networkIdx);
-
-    bool expandNetwork = false;
-    if(_expandedState.contains(networkId))
-      expandNetwork = _expandedState[networkId];
-    else
-      expandNetwork = model()->data(networkIdx, NetworkModel::ItemActiveRole).toBool();
-
-    if(expandNetwork)
-      expand(networkIdx);
-    else
-      collapse(networkIdx);
+    setExpandedState(networkIdx);
   }
 
   if(config()) {
     // update selection to current one
     Client::bufferModel()->synchronizeView(this);
   }
-
-  return;
 }
 
-void BufferView::on_collapse(const QModelIndex &index) {
-  storeExpandedState(index.data(NetworkModel::NetworkIdRole).value<NetworkId>(), false);
-}
+void BufferView::storeExpandedState(const QModelIndex &networkIdx) {
+  NetworkId networkId = model()->data(networkIdx, NetworkModel::NetworkIdRole).value<NetworkId>();
 
-void BufferView::on_expand(const QModelIndex &index) {
-  storeExpandedState(index.data(NetworkModel::NetworkIdRole).value<NetworkId>(), true);
+  int oldState = 0;
+  if(isExpanded(networkIdx))
+    oldState |= WasExpanded;
+  if(model()->data(networkIdx, NetworkModel::ItemActiveRole).toBool())
+    oldState |= WasActive;
+
+  _expandedState[networkId] = oldState;
 }
 
-void BufferView::storeExpandedState(NetworkId networkId, bool expanded) {
-  _expandedState[networkId] = expanded;
+void BufferView::setExpandedState(const QModelIndex &networkIdx) {
+  if(model()->data(networkIdx, NetworkModel::ItemTypeRole) != NetworkModel::NetworkItemType)
+    return;
+
+  if(model()->rowCount(networkIdx) == 0)
+    return;
+
+  NetworkId networkId = model()->data(networkIdx, NetworkModel::NetworkIdRole).value<NetworkId>();
+
+  bool networkActive = model()->data(networkIdx, NetworkModel::ItemActiveRole).toBool();
+  bool expandNetwork = networkActive;
+  if(_expandedState.contains(networkId)) {
+    int oldState = _expandedState[networkId];
+    if((bool)(oldState & WasActive) == networkActive)
+      expandNetwork = (bool)(oldState & WasExpanded);
+  }
+
+  if(expandNetwork != isExpanded(networkIdx)) {
+    update(networkIdx);
+    setExpanded(networkIdx, expandNetwork);
+  }
+  storeExpandedState(networkIdx); // this call is needed to keep track of the isActive state
 }
 
 void BufferView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
@@ -376,15 +361,7 @@ void BufferView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bott
 
   for(int i = topLeft.row(); i <= bottomRight.row(); i++) {
     QModelIndex networkIdx = topLeft.sibling(i, 0);
-    if(model()->rowCount(networkIdx) == 0)
-      continue;
-
-    bool isActive = networkIdx.data(NetworkModel::ItemActiveRole).toBool();
-#ifdef SPUTDEV
-    if(isExpanded(networkIdx) != isActive) setExpanded(networkIdx, true);
-#else
-    if(isExpanded(networkIdx) != isActive) setExpanded(networkIdx, isActive);
-#endif
+    setExpandedState(networkIdx);
   }
 }
 
@@ -416,7 +393,7 @@ void BufferView::addActionsToMenu(QMenu *contextMenu, const QModelIndex &index)
   indexList.removeAll(index);
   indexList.prepend(index);
 
-  Client::mainUi()->actionProvider()->addActions(contextMenu, indexList, this, "menuActionTriggered", (bool)config());
+  GraphicalUi::contextMenuActionProvider()->addActions(contextMenu, indexList, this, "menuActionTriggered", (bool)config());
 }
 
 void BufferView::addFilterActions(QMenu *contextMenu, const QModelIndex &index) {
@@ -433,12 +410,12 @@ void BufferView::addFilterActions(QMenu *contextMenu, const QModelIndex &index)
 }
 
 void BufferView::menuActionTriggered(QAction *result) {
-  NetworkModelActionProvider::ActionType type = (NetworkModelActionProvider::ActionType)result->data().toInt();
+  ContextMenuActionProvider::ActionType type = (ContextMenuActionProvider::ActionType)result->data().toInt();
   switch(type) {
-    case NetworkModelActionProvider::HideBufferTemporarily:
+    case ContextMenuActionProvider::HideBufferTemporarily:
       removeSelectedBuffers();
       break;
-    case NetworkModelActionProvider::HideBufferPermanently:
+    case ContextMenuActionProvider::HideBufferPermanently:
       removeSelectedBuffers(true);
       break;
     default:
@@ -447,7 +424,7 @@ void BufferView::menuActionTriggered(QAction *result) {
 }
 
 void BufferView::wheelEvent(QWheelEvent* event) {
-  if(UiSettings().value("MouseWheelChangesBuffers", QVariant(true)).toBool() == (bool)(event->modifiers() & Qt::AltModifier))
+  if(ItemViewSettings().mouseWheelChangesBuffer() == (bool)(event->modifiers() & Qt::AltModifier))
     return QTreeView::wheelEvent(event);
 
   int rowDelta = ( event->delta() > 0 ) ? -1 : 1;
@@ -490,6 +467,58 @@ QSize BufferView::sizeHint() const {
   return QSize(columnSize, 50);
 }
 
+
+// ****************************************
+//  BufferViewDelgate
+// ****************************************
+class ColorsChangedEvent : public QEvent {
+public:
+  ColorsChangedEvent() : QEvent(QEvent::User) {};
+};
+
+BufferViewDelegate::BufferViewDelegate(QObject *parent)
+  : QStyledItemDelegate(parent)
+{
+}
+
+void BufferViewDelegate::customEvent(QEvent *event) {
+  if(event->type() != QEvent::User)
+    return;
+
+  event->accept();
+}
+
+bool BufferViewDelegate::editorEvent(QEvent *event, QAbstractItemModel *model, const QStyleOptionViewItem &option, const QModelIndex &index) {
+  if(event->type() != QEvent::MouseButtonRelease)
+    return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+  if(!(model->flags(index) & Qt::ItemIsUserCheckable))
+    return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+  QVariant value = index.data(Qt::CheckStateRole);
+  if(!value.isValid())
+    return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+  QStyleOptionViewItemV4 viewOpt(option);
+  initStyleOption(&viewOpt, index);
+
+  QRect checkRect = viewOpt.widget->style()->subElementRect(QStyle::SE_ItemViewItemCheckIndicator, &viewOpt, viewOpt.widget);
+  QMouseEvent *me = static_cast<QMouseEvent*>(event);
+
+  if(me->button() != Qt::LeftButton || !checkRect.contains(me->pos()))
+    return QStyledItemDelegate::editorEvent(event, model, option, index);
+
+  Qt::CheckState state = static_cast<Qt::CheckState>(value.toInt());
+  if(state == Qt::Unchecked)
+    state = Qt::PartiallyChecked;
+  else if(state == Qt::PartiallyChecked)
+    state = Qt::Checked;
+  else
+    state = Qt::Unchecked;
+  model->setData(index, state, Qt::CheckStateRole);
+  return true;
+}
+
 // ==============================
 //  BufferView Dock
 // ==============================
@@ -506,3 +535,22 @@ void BufferViewDock::bufferViewRenamed(const QString &newName) {
   setWindowTitle(newName);
   toggleViewAction()->setText(newName);
 }
+
+int BufferViewDock::bufferViewId() const {
+  BufferView *view = bufferView();
+  if(!view)
+    return 0;
+
+  if(view->config())
+    return view->config()->bufferViewId();
+  else
+    return 0;
+}
+
+BufferViewConfig *BufferViewDock::config() const {
+  BufferView *view = bufferView();
+  if(!view)
+    return 0;
+  else
+    return view->config();
+}