kde/dolphin
kde/dolphin
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temporary fixes until MultiSelection will be implemented

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svn path=/trunk/KDE/kdebase/apps/; revision=693752
This commit is contained in:
Peter Penz 2007-07-28 22:27:58 +00:00
parent 2e5379158e
commit dcac8012b6
2 changed files with 110 additions and 72 deletions
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151
src/dolphincolumnview.cpp
View file

@ -26,6 +26,7 @@
#include <kcolorutils.h>
#include <kcolorscheme.h>
#include <kdirlister.h>
#include <kdirmodel.h>
#include <QAbstractProxyModel>
@ -56,6 +57,13 @@ public:
inline const KUrl& url() const;
/**
* Updates the selection that the folder gets selected which represents
* the URL \a url. If \a url is empty, the selection of the column widget
* gets cleared.
*/
void updateSelection(const KUrl& url);
protected:
virtual QStyleOptionViewItem viewOptions() const;
virtual void dragEnterEvent(QDragEnterEvent* event);
@ -93,10 +101,6 @@ ColumnWidget::ColumnWidget(QWidget* parent,
m_dragging(false),
m_dropRect()
{
setAcceptDrops(true);
setDragDropMode(QAbstractItemView::DragDrop);
setDropIndicatorShown(false);
setMouseTracking(true);
viewport()->setAttribute(Qt::WA_Hover);
@ -152,6 +156,31 @@ const KUrl& ColumnWidget::url() const
return m_url;
}
void ColumnWidget::updateSelection(const KUrl& url)
{
setSelectionMode(SingleSelection);
QItemSelectionModel* selModel = selectionModel();
if (url.isEmpty()) {
selModel->clear();
return;
}
const QAbstractProxyModel* proxyModel = static_cast<const QAbstractProxyModel*>(m_view->model());
const KDirModel* dirModel = static_cast<const KDirModel*>(proxyModel->sourceModel());
const QModelIndex dirIndex = dirModel->indexForUrl(url);
const QModelIndex proxyIndex = proxyModel->mapFromSource(dirIndex);
const QItemSelection selection = selModel->selection();
const bool isIndexSelected = selModel->isSelected(proxyIndex);
if (!m_active && ((selection.count() > 1) || !isIndexSelected)) {
selModel->clear();
}
if (!isIndexSelected) {
selModel->select(proxyIndex, QItemSelectionModel::Select);
}
}
QStyleOptionViewItem ColumnWidget::viewOptions() const
{
return m_viewOptions;
@ -201,7 +230,14 @@ void ColumnWidget::dropEvent(QDropEvent* event)
void ColumnWidget::mousePressEvent(QMouseEvent* event)
{
if (m_active) {
selectionModel()->clear();
QListView::mousePressEvent(event);
return;
}
QListView::mousePressEvent(event);
const QModelIndex index = indexAt(event->pos());
bool requestActivation = false;
@ -238,7 +274,9 @@ void ColumnWidget::paintEvent(QPaintEvent* event)
void ColumnWidget::contextMenuEvent(QContextMenuEvent* event)
{
m_view->requestActivation(this);
if (!m_active) {
m_view->requestActivation(this);
}
QListView::contextMenuEvent(event);
@ -258,7 +296,6 @@ void ColumnWidget::activate()
palette.setColor(viewport()->backgroundRole(), bgColor);
viewport()->setPalette(palette);
setSelectionMode(MultiSelection);
update();
}
@ -272,7 +309,6 @@ void ColumnWidget::deactivate()
palette.setColor(viewport()->backgroundRole(), bgColor);
viewport()->setPalette(palette);
setSelectionMode(SingleSelection);
update();
}
@ -287,7 +323,7 @@ DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* control
setAcceptDrops(true);
setDragDropMode(QAbstractItemView::DragDrop);
setDropIndicatorShown(false);
setSelectionMode(MultiSelection);
setSelectionMode(SingleSelection);
if (KGlobalSettings::singleClick()) {
connect(this, SIGNAL(clicked(const QModelIndex&)),
@ -401,6 +437,20 @@ void DolphinColumnView::dropEvent(QDropEvent* event)
QColumnView::dropEvent(event);
}
void DolphinColumnView::showEvent(QShowEvent* event)
{
QColumnView::showEvent(event);
if (!event->spontaneous()) {
// QColumnView might clear the selection for folders that are shown in the next column.
// As this is not wanted the selection is updated if the directory lister has been completed.
const QAbstractProxyModel* proxyModel = static_cast<const QAbstractProxyModel*>(model());
const KDirModel* dirModel = static_cast<const KDirModel*>(proxyModel->sourceModel());
KDirLister* dirLister = dirModel->dirLister();
connect(dirLister, SIGNAL(completed()),
this, SLOT(updateSelections()));
}
}
void DolphinColumnView::zoomIn()
{
if (isZoomInPossible()) {
@ -445,6 +495,42 @@ void DolphinColumnView::updateColumnsState(const KUrl& url)
}
}
void DolphinColumnView::updateDecorationSize()
{
ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
const int iconSize = settings->iconSize();
foreach (QObject* object, viewport()->children()) {
if (object->inherits("QListView")) {
ColumnWidget* widget = static_cast<ColumnWidget*>(object);
widget->setDecorationSize(QSize(iconSize, iconSize));
}
}
m_controller->setZoomInPossible(isZoomInPossible());
m_controller->setZoomOutPossible(isZoomOutPossible());
doItemsLayout();
}
void DolphinColumnView::updateSelections()
{
ColumnWidget* previousWidget = 0;
foreach (QObject* object, viewport()->children()) {
if (object->inherits("QListView")) {
ColumnWidget* widget = static_cast<ColumnWidget*>(object);
if (previousWidget != 0) {
previousWidget->updateSelection(widget->url());
}
previousWidget = widget;
}
}
if (previousWidget != 0) {
previousWidget->updateSelection(KUrl());
}
}
bool DolphinColumnView::isZoomInPossible() const
{
ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
@ -472,53 +558,4 @@ void DolphinColumnView::requestActivation(QWidget* column)
updateSelections();
}
void DolphinColumnView::updateSelections()
{
ColumnWidget* previousWidget = 0;
foreach (QObject* object, viewport()->children()) {
if (object->inherits("QListView")) {
ColumnWidget* widget = static_cast<ColumnWidget*>(object);
if (previousWidget != 0) {
const QAbstractProxyModel* proxyModel = static_cast<const QAbstractProxyModel*>(model());
const KDirModel* dirModel = static_cast<const KDirModel*>(proxyModel->sourceModel());
const QModelIndex dirIndex = dirModel->indexForUrl(widget->url());
const QModelIndex proxyIndex = proxyModel->mapFromSource(dirIndex);
QItemSelectionModel* selModel = previousWidget->selectionModel();
const QItemSelection selection = selModel->selection();
const bool isIndexSelected = selModel->isSelected(proxyIndex);
const bool clearSelection = !previousWidget->isActive() &&
((selection.count() > 1) || !isIndexSelected);
if (clearSelection) {
selModel->clear();
}
if (!isIndexSelected) {
selModel->select(proxyIndex, QItemSelectionModel::Select);
}
}
previousWidget = widget;
}
}
}
void DolphinColumnView::updateDecorationSize()
{
ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
const int iconSize = settings->iconSize();
foreach (QObject* object, viewport()->children()) {
if (object->inherits("QListView")) {
ColumnWidget* widget = static_cast<ColumnWidget*>(object);
widget->setDecorationSize(QSize(iconSize, iconSize));
}
}
m_controller->setZoomInPossible(isZoomInPossible());
m_controller->setZoomOutPossible(isZoomOutPossible());
doItemsLayout();
}
#include "dolphincolumnview.moc"

31
src/dolphincolumnview.h
View file

@ -46,6 +46,7 @@ protected:
virtual void mousePressEvent(QMouseEvent* event);
virtual void dragEnterEvent(QDragEnterEvent* event);
virtual void dropEvent(QDropEvent* event);
virtual void showEvent(QShowEvent* event);
private slots:
void zoomIn();
@ -59,6 +60,21 @@ private slots:
*/
void updateColumnsState(const KUrl& url);
/**
* Updates the size of the decoration dependent on the
* icon size of the ColumnModeSettings. The controller
* will get informed about possible zoom in/zoom out
* operations.
*/
void updateDecorationSize();
/**
* Updates the selections of all columns to assure that
* folder which is shown in the next column is always selected
* (this behavior is not given inside QColumnView).
*/
void updateSelections();
private:
bool isZoomInPossible() const;
bool isZoomOutPossible() const;
@ -69,21 +85,6 @@ private:
*/
void requestActivation(QWidget* column);
/**
* Updates the selections of all columns to assure that
* folder which is shown in the next column is always selected
* (this behavior is not given inside QColumnView).
*/
void updateSelections();
/**
* Updates the size of the decoration dependent on the
* icon size of the ColumnModeSettings. The controller
* will get informed about possible zoom in/zoom out
* operations.
*/
void updateDecorationSize();
private:
DolphinController* m_controller;