/***************************************************************************
- * Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at) *
+ * Copyright (C) 2007 by Peter Penz <peter.penz@gmx.at> *
* *
* 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 *
#include "dolphincontroller.h"
#include "dolphinsettings.h"
-//#include "dolphin_iconsmodesettings.h"
+#include "dolphin_columnmodesettings.h"
-#include <kdirmodel.h>
-#include <kfileitem.h>
-#include <kfileitemdelegate.h>
+#include <kcolorutils.h>
+#include <kcolorscheme.h>
-#include <QAbstractProxyModel>
#include <QPoint>
-DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* controller) :
- QColumnView(parent),
- m_controller(controller)
+/**
+ * Represents one column inside the DolphinColumnView and has been
+ * extended to respect view options and hovering information.
+ */
+class ColumnWidget : public QListView
{
- Q_ASSERT(controller != 0);
+public:
+ ColumnWidget(QWidget* parent, DolphinColumnView* columnView);
+ virtual ~ColumnWidget();
- viewport()->setAttribute(Qt::WA_Hover);
+ /** Sets the size of the icons. */
+ void setDecorationSize(const QSize& size);
- connect(this, SIGNAL(clicked(const QModelIndex&)),
- controller, SLOT(triggerItem(const QModelIndex&)));
- connect(this, SIGNAL(activated(const QModelIndex&)),
- controller, SLOT(triggerItem(const QModelIndex&)));
- connect(controller, SIGNAL(zoomIn()),
- this, SLOT(zoomIn()));
- connect(controller, SIGNAL(zoomOut()),
- this, SLOT(zoomOut()));
+ /**
+ * An active column is defined as column, which shows the same URL
+ * as indicated by the URL navigator. The active column is usually
+ * drawn in a lighter color. All operations are applied to this column.
+ */
+ void setActive(bool active);
+
+protected:
+ virtual QStyleOptionViewItem viewOptions() const;
+ virtual void dragEnterEvent(QDragEnterEvent* event);
+ virtual void dragLeaveEvent(QDragLeaveEvent* event);
+ virtual void dragMoveEvent(QDragMoveEvent* event);
+ virtual void dropEvent(QDropEvent* event);
+ virtual void mousePressEvent(QMouseEvent* event);
+ virtual void paintEvent(QPaintEvent* event);
+ virtual void contextMenuEvent(QContextMenuEvent* event);
+
+private:
+ /** Used by ColumnWidget::setActive(). */
+ void activate();
+
+ /** Used by ColumnWidget::setActive(). */
+ void deactivate();
+
+private:
+ bool m_active;
+ DolphinColumnView* m_view;
+ QStyleOptionViewItem m_viewOptions;
+
+ bool m_dragging; // TODO: remove this property when the issue #160611 is solved in Qt 4.4
+ QRect m_dropRect; // TODO: remove this property when the issue #160611 is solved in Qt 4.4
+};
+
+ColumnWidget::ColumnWidget(QWidget* parent,
+ DolphinColumnView* columnView) :
+ QListView(parent),
+ m_active(true),
+ m_view(columnView),
+ m_dragging(false),
+ m_dropRect()
+{
+ setAcceptDrops(true);
+ setDragDropMode(QAbstractItemView::DragDrop);
+ setDropIndicatorShown(false);
+
+ setMouseTracking(true);
+ viewport()->setAttribute(Qt::WA_Hover);
- // apply the icons mode settings to the widget
- //const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- //Q_ASSERT(settings != 0);
+ // apply the column mode settings to the widget
+ const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
+ Q_ASSERT(settings != 0);
- m_viewOptions = QColumnView::viewOptions();
+ m_viewOptions = QListView::viewOptions();
- /*QFont font(settings->fontFamily(), settings->fontSize());
+ QFont font(settings->fontFamily(), settings->fontSize());
font.setItalic(settings->italicFont());
font.setBold(settings->boldFont());
m_viewOptions.font = font;
- updateGridSize(controller->showPreview());
+ const int iconSize = settings->iconSize();
+ m_viewOptions.decorationSize = QSize(iconSize, iconSize);
- if (settings->arrangement() == QColumnView::TopToBottom) {
- setFlow(QColumnView::LeftToRight);
- m_viewOptions.decorationPosition = QStyleOptionViewItem::Top;
- }
- else {
- setFlow(QColumnView::TopToBottom);
- m_viewOptions.decorationPosition = QStyleOptionViewItem::Left;
- }*/
+ activate();
}
-DolphinColumnView::~DolphinColumnView()
+ColumnWidget::~ColumnWidget()
+{
+}
+
+void ColumnWidget::setDecorationSize(const QSize& size)
{
+ m_viewOptions.decorationSize = size;
+ doItemsLayout();
+}
+
+void ColumnWidget::setActive(bool active)
+{
+ if (m_active == active) {
+ return;
+ }
+
+ m_active = active;
+
+ if (active) {
+ activate();
+ } else {
+ deactivate();
+ }
}
-QStyleOptionViewItem DolphinColumnView::viewOptions() const
+QStyleOptionViewItem ColumnWidget::viewOptions() const
{
return m_viewOptions;
}
-void DolphinColumnView::contextMenuEvent(QContextMenuEvent* event)
+void ColumnWidget::dragEnterEvent(QDragEnterEvent* event)
+{
+ if (event->mimeData()->hasUrls()) {
+ event->acceptProposedAction();
+ }
+
+ m_dragging = true;
+}
+
+void ColumnWidget::dragLeaveEvent(QDragLeaveEvent* event)
+{
+ QListView::dragLeaveEvent(event);
+
+ // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+ m_dragging = false;
+ setDirtyRegion(m_dropRect);
+}
+
+void ColumnWidget::dragMoveEvent(QDragMoveEvent* event)
+{
+ QListView::dragMoveEvent(event);
+
+ // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+ const QModelIndex index = indexAt(event->pos());
+ setDirtyRegion(m_dropRect);
+ m_dropRect = visualRect(index);
+ setDirtyRegion(m_dropRect);
+}
+
+void ColumnWidget::dropEvent(QDropEvent* event)
+{
+ const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData());
+ if (!urls.isEmpty()) {
+ event->acceptProposedAction();
+ m_view->m_controller->indicateDroppedUrls(urls,
+ indexAt(event->pos()),
+ event->source());
+ }
+ QListView::dropEvent(event);
+ m_dragging = false;
+}
+
+void ColumnWidget::mousePressEvent(QMouseEvent* event)
+{
+ if (m_active || indexAt(event->pos()).isValid()) {
+ // Only accept the mouse press event in inactive views,
+ // if a click is done on an item. This assures that
+ // the current selection, which usually shows the
+ // the directory for next column, won't get deleted.
+ QListView::mousePressEvent(event);
+ }
+}
+
+void ColumnWidget::paintEvent(QPaintEvent* event)
+{
+ QListView::paintEvent(event);
+
+ // TODO: remove this code when the issue #160611 is solved in Qt 4.4
+ if (m_dragging) {
+ const QBrush& brush = m_viewOptions.palette.brush(QPalette::Normal, QPalette::Highlight);
+ DolphinController::drawHoverIndication(viewport(), m_dropRect, brush);
+ }
+}
+
+void ColumnWidget::contextMenuEvent(QContextMenuEvent* event)
+{
+ QListView::contextMenuEvent(event);
+
+ const QModelIndex index = indexAt(event->pos());
+ if (index.isValid() || m_active) {
+ // Only open a context menu above an item or if the mouse is above
+ // the active column.
+ const QPoint pos = m_view->viewport()->mapFromGlobal(event->globalPos());
+ m_view->m_controller->triggerContextMenuRequest(pos);
+ }
+}
+
+void ColumnWidget::activate()
+{
+ const QColor bgColor = KColorScheme(KColorScheme::View).background();
+ QPalette palette = viewport()->palette();
+ palette.setColor(viewport()->backgroundRole(), bgColor);
+ viewport()->setPalette(palette);
+
+ setSelectionMode(MultiSelection);
+}
+
+void ColumnWidget::deactivate()
+{
+ QColor bgColor = KColorScheme(KColorScheme::View).background();
+ const QColor fgColor = KColorScheme(KColorScheme::View).foreground();
+ bgColor = KColorUtils::mix(bgColor, fgColor, 0.04);
+
+ QPalette palette = viewport()->palette();
+ palette.setColor(viewport()->backgroundRole(), bgColor);
+ viewport()->setPalette(palette);
+
+ setSelectionMode(SingleSelection);
+}
+
+// ---
+
+DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* controller) :
+ QColumnView(parent),
+ m_controller(controller)
{
- QColumnView::contextMenuEvent(event);
- m_controller->triggerContextMenuRequest(event->pos());
+ Q_ASSERT(controller != 0);
+
+ setAcceptDrops(true);
+ setSelectionBehavior(SelectItems);
+ setDragDropMode(QAbstractItemView::DragDrop);
+ setDropIndicatorShown(false);
+
+ if (KGlobalSettings::singleClick()) {
+ connect(this, SIGNAL(clicked(const QModelIndex&)),
+ this, SLOT(triggerItem(const QModelIndex&)));
+ } else {
+ connect(this, SIGNAL(doubleClicked(const QModelIndex&)),
+ this, SLOT(triggerItem(const QModelIndex&)));
+ }
+ connect(this, SIGNAL(entered(const QModelIndex&)),
+ controller, SLOT(emitItemEntered(const QModelIndex&)));
+ connect(this, SIGNAL(viewportEntered()),
+ controller, SLOT(emitViewportEntered()));
+ connect(controller, SIGNAL(zoomIn()),
+ this, SLOT(zoomIn()));
+ connect(controller, SIGNAL(zoomOut()),
+ this, SLOT(zoomOut()));
+
+ updateDecorationSize();
}
-void DolphinColumnView::mouseReleaseEvent(QMouseEvent* event)
+DolphinColumnView::~DolphinColumnView()
+{
+}
+
+QAbstractItemView* DolphinColumnView::createColumn(const QModelIndex& index)
+{
+ ColumnWidget* view = new ColumnWidget(viewport(), this);
+
+ // The following code has been copied 1:1 from QColumnView::createColumn().
+ // Copyright (C) 1992-2007 Trolltech ASA. In Qt 4.4 the new method
+ // QColumnView::initializeColumn() will be available for this.
+
+ view->setFrameShape(QFrame::NoFrame);
+ view->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+ view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
+ view->setMinimumWidth(100);
+ view->setAttribute(Qt::WA_MacShowFocusRect, false);
+
+ // copy the 'view' behavior
+ view->setDragDropMode(dragDropMode());
+ view->setDragDropOverwriteMode(dragDropOverwriteMode());
+ view->setDropIndicatorShown(showDropIndicator());
+ view->setAlternatingRowColors(alternatingRowColors());
+ view->setAutoScroll(hasAutoScroll());
+ view->setEditTriggers(editTriggers());
+ view->setHorizontalScrollMode(horizontalScrollMode());
+ view->setIconSize(iconSize());
+ view->setSelectionBehavior(selectionBehavior());
+ view->setSelectionMode(selectionMode());
+ view->setTabKeyNavigation(tabKeyNavigation());
+ view->setTextElideMode(textElideMode());
+ view->setVerticalScrollMode(verticalScrollMode());
+
+ view->setModel(model());
+
+ // set the delegate to be the columnview delegate
+ QAbstractItemDelegate* delegate = view->itemDelegate();
+ view->setItemDelegate(itemDelegate());
+ delete delegate;
+
+ view->setRootIndex(index);
+
+ if (model()->canFetchMore(index)) {
+ model()->fetchMore(index);
+ }
+
+ return view;
+}
+
+void DolphinColumnView::mousePressEvent(QMouseEvent* event)
{
- QColumnView::mouseReleaseEvent(event);
m_controller->triggerActivation();
+ QColumnView::mousePressEvent(event);
}
void DolphinColumnView::dragEnterEvent(QDragEnterEvent* event)
void DolphinColumnView::zoomIn()
{
+ if (isZoomInPossible()) {
+ ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
+ // TODO: get rid of K3Icon sizes
+ switch (settings->iconSize()) {
+ case K3Icon::SizeSmall: settings->setIconSize(K3Icon::SizeMedium); break;
+ case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeLarge); break;
+ default: Q_ASSERT(false); break;
+ }
+ updateDecorationSize();
+ }
}
void DolphinColumnView::zoomOut()
{
+ if (isZoomOutPossible()) {
+ ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
+ // TODO: get rid of K3Icon sizes
+ switch (settings->iconSize()) {
+ case K3Icon::SizeLarge: settings->setIconSize(K3Icon::SizeMedium); break;
+ case K3Icon::SizeMedium: settings->setIconSize(K3Icon::SizeSmall); break;
+ default: Q_ASSERT(false); break;
+ }
+ updateDecorationSize();
+ }
+}
+
+void DolphinColumnView::triggerItem(const QModelIndex& index)
+{
+ m_controller->triggerItem(index);
+
+ // assure that the last column gets marked as active and all
+ // other columns as inactive
+ QObject* lastWidget = viewport()->children().last();
+ foreach (QObject* object, viewport()->children()) {
+ if (object->inherits("QListView")) {
+ ColumnWidget* widget = static_cast<ColumnWidget*>(object);
+ widget->setActive(widget == lastWidget);
+ }
+ }
}
bool DolphinColumnView::isZoomInPossible() const
{
- return false;
+ ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
+ return settings->iconSize() < K3Icon::SizeLarge;
}
bool DolphinColumnView::isZoomOutPossible() const
{
- return false;
+ ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings();
+ return settings->iconSize() > K3Icon::SizeSmall;
+}
+
+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"
projects / dolphin.git / blobdiff