X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fuisupport%2Fbufferview.cpp;h=e477ba11db78620890609e71417128e881e72076;hp=e362da53d4de7843b068f527bb2448c1c16039a9;hb=df38e82953be7b676871f7215053a005decb90d1;hpb=4bd0fcd5b0599f3658253353bf2bdc01b32951f7

diff --git a/src/uisupport/bufferview.cpp b/src/uisupport/bufferview.cpp
index e362da53..e477ba11 100644
--- a/src/uisupport/bufferview.cpp
+++ b/src/uisupport/bufferview.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-07 by the Quassel IRC Team                         *
+ *   Copyright (C) 2005-09 by the Quassel Project                          *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -18,23 +18,53 @@
  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  ***************************************************************************/
 
-#include "client.h"
-#include "buffer.h"
 #include "bufferview.h"
-#include "buffertreemodel.h"
+
+#include <QApplication>
+#include <QAction>
+#include <QFlags>
+#include <QHeaderView>
+#include <QLineEdit>
+#include <QMenu>
+#include <QMessageBox>
+#include <QSet>
+
+#include "action.h"
+#include "buffermodel.h"
+#include "bufferviewfilter.h"
+#include "buffersettings.h"
+#include "buffersyncer.h"
+#include "client.h"
+#include "contextmenuactionprovider.h"
+#include "graphicalui.h"
+#include "network.h"
+#include "networkmodel.h"
+#include "contextmenuactionprovider.h"
 
 /*****************************************
 * The TreeView showing the Buffers
 *****************************************/
 // Please be carefull when reimplementing methods which are used to inform the view about changes to the data
 // to be on the safe side: call QTreeView's method aswell
-BufferView::BufferView(QWidget *parent) : QTreeView(parent) {
+BufferView::BufferView(QWidget *parent)
+  : QTreeView(parent)
+{
+  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();
+  BufferViewDelegate *tristateDelegate = new BufferViewDelegate(this);
+  setItemDelegate(tristateDelegate);
+  delete oldDelegate;
 }
 
 void BufferView::init() {
+  header()->setContextMenuPolicy(Qt::ActionsContextMenu);
+  hideColumn(1);
+  hideColumn(2);
   setIndentation(10);
-  // header()->hide();
-  // header()->hideSection(1);
   expandAll();
 
   setAnimated(true);
@@ -47,48 +77,480 @@ void BufferView::init() {
 
   setSortingEnabled(true);
   sortByColumn(0, Qt::AscendingOrder);
-  connect(this, SIGNAL(activated(QModelIndex)), this, SLOT(joinChannel(QModelIndex)));
-}
 
-void BufferView::setFilteredModel(QAbstractItemModel *model, BufferViewFilter::Modes mode, QList<uint> nets) {
-  BufferViewFilter *filter = new BufferViewFilter(model, mode, nets);
-  setModel(filter);
-  connect(this, SIGNAL(removeBuffer(const QModelIndex &)), filter, SLOT(removeBuffer(const QModelIndex &)));
+  // 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
 }
 
 void BufferView::setModel(QAbstractItemModel *model) {
   delete selectionModel();
+
   QTreeView::setModel(model);
   init();
-  
+  // remove old Actions
+  QList<QAction *> oldactions = header()->actions();
+  foreach(QAction *action, oldactions) {
+    header()->removeAction(action);
+    action->deleteLater();
+  }
+
+  if(!model)
+    return;
+
+  QString sectionName;
+  QAction *showSection;
+  for(int i = 1; i < model->columnCount(); i++) {
+    sectionName = (model->headerData(i, Qt::Horizontal, Qt::DisplayRole)).toString();
+    showSection = new QAction(sectionName, header());
+    showSection->setCheckable(true);
+    showSection->setChecked(!isColumnHidden(i));
+    showSection->setProperty("column", i);
+    connect(showSection, SIGNAL(toggled(bool)), this, SLOT(toggleHeader(bool)));
+    header()->addAction(showSection);
+  }
+
+  connect(model, SIGNAL(layoutChanged()), this, SLOT(on_layoutChanged()));
+}
+
+void BufferView::setFilteredModel(QAbstractItemModel *model_, BufferViewConfig *config) {
+  BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(model());
+  if(filter) {
+    filter->setConfig(config);
+    setConfig(config);
+    return;
+  }
+
+  if(model()) {
+    disconnect(this, 0, model(), 0);
+    disconnect(model(), 0, this, 0);
+  }
+
+  if(!model_) {
+    setModel(model_);
+  } else {
+    BufferViewFilter *filter = new BufferViewFilter(model_, config);
+    setModel(filter);
+    connect(filter, SIGNAL(configChanged()), this, SLOT(on_configChanged()));
+  }
+  setConfig(config);
+}
+
+void BufferView::setSelectionModel(QItemSelectionModel *selectionModel) {
+  if(QTreeView::selectionModel())
+    disconnect(selectionModel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+               model(), SIGNAL(checkPreviousCurrentForRemoval(QModelIndex, QModelIndex)));
+
+  QTreeView::setSelectionModel(selectionModel);
+  BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(model());
+  if(filter) {
+    connect(selectionModel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+            filter, SLOT(checkPreviousCurrentForRemoval(QModelIndex, QModelIndex)));
+  }
+}
+
+void BufferView::setConfig(BufferViewConfig *config) {
+  if(_config == config)
+    return;
+
+  if(_config) {
+    disconnect(_config, 0, this, 0);
+  }
+
+  _config = config;
+  if(config) {
+    connect(config, SIGNAL(networkIdSet(const NetworkId &)), this, SLOT(setRootIndexForNetworkId(const NetworkId &)));
+    setRootIndexForNetworkId(config->networkId());
+  } else {
+    setIndentation(10);
+    setRootIndex(QModelIndex());
+  }
+}
+
+void BufferView::setRootIndexForNetworkId(const NetworkId &networkId) {
+  if(!networkId.isValid() || !model()) {
+    setIndentation(10);
+    setRootIndex(QModelIndex());
+  } else {
+    setIndentation(5);
+    int networkCount = model()->rowCount();
+    QModelIndex child;
+    for(int i = 0; i < networkCount; i++) {
+      child = model()->index(i, 0);
+      if(networkId == model()->data(child, NetworkModel::NetworkIdRole).value<NetworkId>())
+        setRootIndex(child);
+    }
+  }
 }
 
 void BufferView::joinChannel(const QModelIndex &index) {
-  Buffer::Type bufferType = (Buffer::Type)index.data(BufferTreeModel::BufferTypeRole).toInt();
+  BufferInfo::Type bufferType = (BufferInfo::Type)index.data(NetworkModel::BufferTypeRole).value<int>();
 
-  if(bufferType != Buffer::ChannelType)
+  if(bufferType != BufferInfo::ChannelBuffer)
     return;
-  
-  Client::fakeInput(index.data(BufferTreeModel::BufferUidRole).toUInt(), QString("/JOIN %1").arg(index.sibling(index.row(), 0).data().toString()));
+
+  BufferInfo bufferInfo = index.data(NetworkModel::BufferInfoRole).value<BufferInfo>();
+
+  Client::userInput(bufferInfo, QString("/JOIN %1").arg(bufferInfo.bufferName()));
 }
 
 void BufferView::keyPressEvent(QKeyEvent *event) {
   if(event->key() == Qt::Key_Backspace || event->key() == Qt::Key_Delete) {
     event->accept();
-    QModelIndex index = selectionModel()->selectedIndexes().first();
-    if(index.isValid()) {
-      emit removeBuffer(index);
-    }
+    removeSelectedBuffers();
   }
   QTreeView::keyPressEvent(event);
 }
 
-// ensure that newly inserted network nodes are expanded per default
-void BufferView::rowsInserted(const QModelIndex & parent, int start, int end) {
+void BufferView::dropEvent(QDropEvent *event) {
+  QModelIndex index = indexAt(event->pos());
+
+  QRect indexRect = visualRect(index);
+  QPoint cursorPos = event->pos();
+
+  // check if we're really _on_ the item and not indicating a move to just above or below the item
+  const int margin = 2;
+  if(cursorPos.y() - indexRect.top() < margin
+     || indexRect.bottom() - cursorPos.y() < margin)
+    return QTreeView::dropEvent(event);
+
+  QList< QPair<NetworkId, BufferId> > bufferList = Client::networkModel()->mimeDataToBufferList(event->mimeData());
+  if(bufferList.count() != 1)
+    return QTreeView::dropEvent(event);
+
+  NetworkId networkId = bufferList[0].first;
+  BufferId bufferId2 = bufferList[0].second;
+
+  if(index.data(NetworkModel::ItemTypeRole) != NetworkModel::BufferItemType)
+    return QTreeView::dropEvent(event);
+
+  if(index.data(NetworkModel::BufferTypeRole) != BufferInfo::QueryBuffer)
+    return QTreeView::dropEvent(event);
+
+  if(index.data(NetworkModel::NetworkIdRole).value<NetworkId>() != networkId)
+    return QTreeView::dropEvent(event);
+
+  BufferId bufferId1 = index.data(NetworkModel::BufferIdRole).value<BufferId>();
+  if(bufferId1 == bufferId2)
+    return QTreeView::dropEvent(event);
+
+  int res = QMessageBox::question(0, tr("Merge buffers permanently?"),
+				  tr("Do you want to merge the buffer \"%1\" permanently into buffer \"%2\"?\n This cannot be reversed!").arg(Client::networkModel()->bufferName(bufferId2)).arg(Client::networkModel()->bufferName(bufferId1)),
+				  QMessageBox::Yes|QMessageBox::No, QMessageBox::No);
+  if(res == QMessageBox::Yes) {
+    Client::mergeBuffersPermanently(bufferId1, bufferId2);
+  }
+}
+
+void BufferView::removeSelectedBuffers(bool permanently) {
+  if(!config())
+    return;
+
+  BufferId bufferId;
+  QSet<BufferId> removedRows;
+  foreach(QModelIndex index, selectionModel()->selectedIndexes()) {
+    if(index.data(NetworkModel::ItemTypeRole) != NetworkModel::BufferItemType)
+      continue;
+
+    bufferId = index.data(NetworkModel::BufferIdRole).value<BufferId>();
+    if(removedRows.contains(bufferId))
+      continue;
+
+    removedRows << bufferId;
+  }
+
+  foreach(BufferId bufferId, removedRows) {
+    if(permanently)
+      config()->requestRemoveBufferPermanently(bufferId);
+    else
+      config()->requestRemoveBuffer(bufferId);
+  }
+}
+
+void BufferView::rowsInserted(const QModelIndex &parent, int start, int end) {
   QTreeView::rowsInserted(parent, start, end);
-  if(model()->rowCount(parent) == 1 && parent != QModelIndex()) {
-    // without updating the parent the expand will have no effect... Qt Bug?
-    update(parent); 
-    expand(parent);
+
+  // ensure that newly inserted network nodes are expanded per default
+  if(parent.data(NetworkModel::ItemTypeRole) != NetworkModel::NetworkItemType)
+    return;
+
+  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);
+  }
+}
+
+void BufferView::on_configChanged() {
+  Q_ASSERT(model());
+
+  // expand all active networks... collapse inactive ones... unless manually changed
+  QModelIndex networkIdx;
+  NetworkId networkId;
+  for(int row = 0; row < model()->rowCount(); row++) {
+    networkIdx = model()->index(row, 0);
+    if(model()->rowCount(networkIdx) ==  0)
+      continue;
+
+    networkId = model()->data(networkIdx, NetworkModel::NetworkIdRole).value<NetworkId>();
+    if(!networkId.isValid())
+      continue;
+
+    setExpandedState(networkIdx);
+  }
+
+  if(config()) {
+    // update selection to current one
+    Client::bufferModel()->synchronizeView(this);
   }
 }
+
+void BufferView::storeExpandedState(const QModelIndex &networkIdx) {
+  NetworkId networkId = model()->data(networkIdx, NetworkModel::NetworkIdRole).value<NetworkId>();
+
+  int oldState = 0;
+  if(isExpanded(networkIdx))
+    oldState |= WasExpanded;
+  if(model()->data(networkIdx, NetworkModel::ItemActiveRole).toBool())
+    oldState |= WasActive;
+
+  _expandedState[networkId] = oldState;
+}
+
+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) {
+  QTreeView::dataChanged(topLeft, bottomRight);
+
+  // determine how many items have been changed and if any of them is a networkitem
+  // which just swichted from active to inactive or vice versa
+  if(topLeft.data(NetworkModel::ItemTypeRole) != NetworkModel::NetworkItemType)
+    return;
+
+  for(int i = topLeft.row(); i <= bottomRight.row(); i++) {
+    QModelIndex networkIdx = topLeft.sibling(i, 0);
+    setExpandedState(networkIdx);
+  }
+}
+
+void BufferView::toggleHeader(bool checked) {
+  QAction *action = qobject_cast<QAction *>(sender());
+  header()->setSectionHidden((action->property("column")).toInt(), !checked);
+}
+
+void BufferView::contextMenuEvent(QContextMenuEvent *event) {
+  QModelIndex index = indexAt(event->pos());
+  if(!index.isValid())
+    index = rootIndex();
+
+  QMenu contextMenu(this);
+
+  if(index.isValid()) {
+    addActionsToMenu(&contextMenu, index);
+  }
+
+  addFilterActions(&contextMenu, index);
+
+  if(!contextMenu.actions().isEmpty())
+    contextMenu.exec(QCursor::pos());
+}
+
+void BufferView::addActionsToMenu(QMenu *contextMenu, const QModelIndex &index) {
+  QModelIndexList indexList = selectedIndexes();
+  // make sure the item we clicked on is first
+  indexList.removeAll(index);
+  indexList.prepend(index);
+
+  GraphicalUi::contextMenuActionProvider()->addActions(contextMenu, indexList, this, "menuActionTriggered", (bool)config());
+}
+
+void BufferView::addFilterActions(QMenu *contextMenu, const QModelIndex &index) {
+  BufferViewFilter *filter = qobject_cast<BufferViewFilter *>(model());
+  if(filter) {
+    QList<QAction *> filterActions = filter->actions(index);
+    if(!filterActions.isEmpty()) {
+      contextMenu->addSeparator();
+      foreach(QAction *action, filterActions) {
+	contextMenu->addAction(action);
+      }
+    }
+  }
+}
+
+void BufferView::menuActionTriggered(QAction *result) {
+  ContextMenuActionProvider::ActionType type = (ContextMenuActionProvider::ActionType)result->data().toInt();
+  switch(type) {
+    case ContextMenuActionProvider::HideBufferTemporarily:
+      removeSelectedBuffers();
+      break;
+    case ContextMenuActionProvider::HideBufferPermanently:
+      removeSelectedBuffers(true);
+      break;
+    default:
+      return;
+  }
+}
+
+void BufferView::wheelEvent(QWheelEvent* event) {
+  if(ItemViewSettings().mouseWheelChangesBuffer() == (bool)(event->modifiers() & Qt::AltModifier))
+    return QTreeView::wheelEvent(event);
+
+  int rowDelta = ( event->delta() > 0 ) ? -1 : 1;
+  QModelIndex currentIndex = selectionModel()->currentIndex();
+  QModelIndex resultingIndex;
+  if( model()->hasIndex(  currentIndex.row() + rowDelta, currentIndex.column(), currentIndex.parent() ) )
+    {
+      resultingIndex = currentIndex.sibling( currentIndex.row() + rowDelta, currentIndex.column() );
+    }
+    else //if we scroll into a the parent node...
+      {
+        QModelIndex parent = currentIndex.parent();
+        QModelIndex aunt = parent.sibling( parent.row() + rowDelta, parent.column() );
+        if( rowDelta == -1 )
+	  resultingIndex = aunt.child( model()->rowCount( aunt ) - 1, 0 );
+        else
+	  resultingIndex = aunt.child( 0, 0 );
+        if( !resultingIndex.isValid() )
+	  return;
+      }
+  selectionModel()->setCurrentIndex( resultingIndex, QItemSelectionModel::ClearAndSelect | QItemSelectionModel::Rows );
+  selectionModel()->select( resultingIndex, QItemSelectionModel::ClearAndSelect );
+
+}
+
+QSize BufferView::sizeHint() const {
+  return QTreeView::sizeHint();
+
+  if(!model())
+    return QTreeView::sizeHint();
+
+  if(model()->rowCount() == 0)
+    return QSize(120, 50);
+
+  int columnSize = 0;
+  for(int i = 0; i < model()->columnCount(); i++) {
+    if(!isColumnHidden(i))
+      columnSize += sizeHintForColumn(i);
+  }
+  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
+// ==============================
+BufferViewDock::BufferViewDock(BufferViewConfig *config, QWidget *parent)
+  : QDockWidget(config->bufferViewName(), parent)
+{
+  setObjectName("BufferViewDock-" + QString::number(config->bufferViewId()));
+  toggleViewAction()->setData(config->bufferViewId());
+  setAllowedAreas(Qt::RightDockWidgetArea|Qt::LeftDockWidgetArea);
+  connect(config, SIGNAL(bufferViewNameSet(const QString &)), this, SLOT(bufferViewRenamed(const QString &)));
+}
+
+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();
+}