X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fqtui%2Fbufferviewfilter.cpp;fp=src%2Fqtui%2Fbufferviewfilter.cpp;h=8dca8fa283430287d8f79feab064fe72145d7b84;hb=9fd4619e9aca7d53d7c5df156a0b25956a1bf682;hp=0000000000000000000000000000000000000000;hpb=3ae4aa8a6039e7c605c163ecace78687720d9ed6;p=quassel.git

diff --git a/src/qtui/bufferviewfilter.cpp b/src/qtui/bufferviewfilter.cpp
new file mode 100644
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+++ b/src/qtui/bufferviewfilter.cpp
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+/***************************************************************************
+ *   Copyright (C) 2005-07 by The Quassel Team                             *
+ *   devel@quassel-irc.org                                                 *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#include "bufferviewfilter.h"
+
+/*****************************************
+* The Filter for the Tree View
+*****************************************/
+BufferViewFilter::BufferViewFilter(QAbstractItemModel *model, const Modes &filtermode, const QStringList &nets) : QSortFilterProxyModel(model) {
+  setSourceModel(model);
+  setSortRole(BufferTreeModel::BufferNameRole);
+  setSortCaseSensitivity(Qt::CaseInsensitive);
+    
+  mode = filtermode;
+  networks = nets;
+  
+  connect(model, SIGNAL(invalidateFilter()), this, SLOT(invalidateMe()));
+  connect(model, SIGNAL(selectionChanged(const QModelIndex &)),
+          this, SLOT(select(const QModelIndex &)));
+  
+  connect(this, SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)),
+          model, SLOT(changeCurrent(const QModelIndex &, const QModelIndex &)));
+  
+  connect(this, SIGNAL(doubleClicked(const QModelIndex &)),
+          model, SLOT(doubleClickReceived(const QModelIndex &)));
+}
+
+void BufferViewFilter::invalidateMe() {
+  invalidateFilter();
+}
+
+void BufferViewFilter::select(const QModelIndex &index) {
+  emit selectionChanged(mapFromSource(index));
+}
+
+void BufferViewFilter::changeCurrent(const QModelIndex &current, const QModelIndex &previous) {
+  emit currentChanged(mapToSource(current), mapToSource(previous));
+}
+
+void BufferViewFilter::doubleClickReceived(const QModelIndex &clicked) {
+  emit doubleClicked(mapToSource(clicked));
+}
+
+void BufferViewFilter::dropEvent(QDropEvent *event) {
+  const QMimeData *data = event->mimeData();
+  if(!(mode & FullCustom))
+    return; // only custom buffers can be customized... obviously... :)
+  
+  if(!(data->hasFormat("application/Quassel/BufferItem/row")
+       && data->hasFormat("application/Quassel/BufferItem/network")
+       && data->hasFormat("application/Quassel/BufferItem/bufferInfo")))
+    return; // whatever the drop is... it's not a buffer...
+  
+  event->accept();
+  uint bufferuid = data->data("application/Quassel/BufferItem/bufferInfo").toUInt();
+  QString networkname = QString::fromUtf8("application/Quassel/BufferItem/network");
+  
+  for(int rowid = 0; rowid < rowCount(); rowid++) {
+    QModelIndex networkindex = index(rowid, 0);
+    if(networkindex.data(Qt::DisplayRole) == networkname) {
+      addBuffer(bufferuid);
+      return;
+    }
+  }
+  beginInsertRows(QModelIndex(), rowCount(), rowCount());
+  addBuffer(bufferuid);
+  endInsertRows();
+}
+
+
+void BufferViewFilter::addBuffer(const uint &bufferuid) {
+  if(!customBuffers.contains(bufferuid)) {
+    customBuffers << bufferuid;
+    invalidateFilter();
+  }
+}
+
+void BufferViewFilter::removeBuffer(const QModelIndex &index) {
+  if(!(mode & FullCustom))
+    return; // only custom buffers can be customized... obviously... :)
+  
+  if(index.parent() == QModelIndex())
+    return; // only child elements can be deleted
+  
+  uint bufferuid = index.data(BufferTreeModel::BufferInfoRole).toUInt();
+  if(customBuffers.contains(bufferuid)) {
+    beginRemoveRows(index.parent(), index.row(), index.row());
+    customBuffers.removeAt(customBuffers.indexOf(bufferuid));
+    endRemoveRows();
+    invalidateFilter();
+  }
+  
+}
+
+
+bool BufferViewFilter::filterAcceptBuffer(const QModelIndex &source_bufferIndex) const {
+  Buffer::Type bufferType = (Buffer::Type) source_bufferIndex.data(BufferTreeModel::BufferTypeRole).toInt();
+  if((mode & NoChannels) && bufferType == Buffer::ChannelBuffer) return false;
+  if((mode & NoQueries) && bufferType == Buffer::QueryBuffer) return false;
+  if((mode & NoServers) && bufferType == Buffer::ServerBuffer) return false;
+
+  bool isActive = source_bufferIndex.data(BufferTreeModel::BufferActiveRole).toBool();
+  if((mode & NoActive) && isActive) return false;
+  if((mode & NoInactive) && !isActive) return false;
+
+  if((mode & FullCustom)) {
+    uint bufferuid = source_bufferIndex.data(BufferTreeModel::BufferInfoRole).toUInt();
+    if(!customBuffers.contains(bufferuid))
+      return false;
+  }
+    
+  return true;
+}
+
+bool BufferViewFilter::filterAcceptNetwork(const QModelIndex &source_index) const {
+  QString net = source_index.data(Qt::DisplayRole).toString();
+  if((mode & SomeNets) && !networks.contains(net)) {
+    return false;
+  } else if(mode & FullCustom) {
+    // let's check if we got a child that want's to show off
+    int childcount = sourceModel()->rowCount(source_index);
+    for(int rowid = 0; rowid < childcount; rowid++) {
+      QModelIndex child = sourceModel()->index(rowid, 0, source_index);
+      uint bufferuid = child.data(BufferTreeModel::BufferInfoRole).toUInt();
+      if(customBuffers.contains(bufferuid))
+        return true;
+    }
+    return false;
+  } else {
+    return true;
+  }
+}
+
+bool BufferViewFilter::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const {
+  QModelIndex child = sourceModel()->index(source_row, 0, source_parent);
+  
+  if(!child.isValid()) {
+    qDebug() << "filterAcceptsRow has been called with an invalid Child";
+    return false;
+  }
+
+  if(source_parent == QModelIndex())
+    return filterAcceptNetwork(child);
+  else
+    return filterAcceptBuffer(child);
+}
+
+bool BufferViewFilter::lessThan(const QModelIndex &left, const QModelIndex &right) {
+  // pretty interesting stuff here, eh?
+  return QSortFilterProxyModel::lessThan(left, right);
+}
+