khotkeys/kcm_hotkeys/hotkeys_tree_view.cpp

0001 /*
0002    SPDX-FileCopyrightText: 2008 Michael Jansen <kde@michael-jansen.biz>
0003
0004    SPDX-License-Identifier: LGPL-2.0-or-later
0005 */
0006
0007 #include "hotkeys_tree_view.h"
0008 #include "hotkeys_context_menu.h"
0009
0010 #include "hotkeys_model.h"
0011
0012 #include "action_data/action_data_group.h"
0013 #include "action_data/simple_action_data.h"
0014
0015 #include "KDE/KDebug"
0016 #include "KDE/KLocale"
0017
0018 #include <QContextMenuEvent>
0019
0020 HotkeysTreeView::HotkeysTreeView(QWidget *parent)
0021     : QTreeView(parent)
0022 {
0023     setObjectName("khotkeys treeview");
0024     setAllColumnsShowFocus(true);
0025     setDragEnabled(true);
0026     setAcceptDrops(true);
0027     setDropIndicatorShown(true);
0028 }
0029
0030 HotkeysTreeView::~HotkeysTreeView()
0031 {
0032 }
0033
0034 void HotkeysTreeView::contextMenuEvent(QContextMenuEvent *event)
0035 {
0036     QModelIndex index = indexAt(event->pos());
0037     // KHotKeys::ActionDataBase *item = model()->indexToActionDataBase(index);
0038     HotkeysTreeViewContextMenu menu(index, this);
0039     menu.exec(event->globalPos());
0040 }
0041
0042 void HotkeysTreeView::modelReset()
0043 {
0044     resizeColumnToContents(KHotkeysModel::NameColumn);
0045 }
0046
0047 KHotkeysModel *HotkeysTreeView::model()
0048 {
0049     return dynamic_cast<KHotkeysModel *>(QTreeView::model());
0050 }
0051
0052 void HotkeysTreeView::setModel(QAbstractItemModel *model)
0053 {
0054     if (!dynamic_cast<KHotkeysModel *>(model)) {
0055         Q_ASSERT(dynamic_cast<KHotkeysModel *>(model));
0056         return;
0057     }
0058     QTreeView::setModel(model);
0059
0060     setAllColumnsShowFocus(true);
0061     setAlternatingRowColors(true);
0062
0063     setSelectionBehavior(QAbstractItemView::SelectRows);
0064     setSelectionMode(QAbstractItemView::SingleSelection);
0065
0066     connect(model, SIGNAL(modelReset()), this, SLOT(modelReset()));
0067
0068     resizeColumnToContents(KHotkeysModel::EnabledColumn);
0069     resizeColumnToContents(KHotkeysModel::NameColumn);
0070 }
0071
0072 void HotkeysTreeView::mouseReleaseEvent(QMouseEvent *me)
0073 {
0074     if (me->button() == Qt::LeftButton && !indexAt(me->pos()).isValid()) {
0075         clearSelection();
0076         setCurrentIndex(QModelIndex());
0077     }
0078     QTreeView::mouseReleaseEvent(me);
0079 }
0080
0081 #include "moc_hotkeys_tree_view.cpp"