X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/cf60f28778da1c38e00b2404a2cf452b4fa5404b..62d81f9a9b652771ca9aa07bea12fa6ae1cb79d7:/src/dolphincolumnview.cpp diff --git a/src/dolphincolumnview.cpp b/src/dolphincolumnview.cpp index d06801017..0ba861871 100644 --- a/src/dolphincolumnview.cpp +++ b/src/dolphincolumnview.cpp @@ -1,5 +1,5 @@ /*************************************************************************** - * Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at) * + * Copyright (C) 2007 by Peter Penz * * * * 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 * @@ -24,8 +24,220 @@ #include "dolphin_columnmodesettings.h" -#include -#include +#include +#include +#include +#include + +#include +#include + +/** + * Represents one column inside the DolphinColumnView and has been + * extended to respect view options and hovering information. + */ +class ColumnWidget : public QListView +{ +public: + ColumnWidget(QWidget* parent, DolphinColumnView* columnView); + virtual ~ColumnWidget(); + + /** Sets the size of the icons. */ + void setDecorationSize(const QSize& size); + + /** + * 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 mouseReleaseEvent(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 column mode settings to the widget + const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); + Q_ASSERT(settings != 0); + + m_viewOptions = QListView::viewOptions(); + + QFont font(settings->fontFamily(), settings->fontSize()); + font.setItalic(settings->italicFont()); + font.setBold(settings->boldFont()); + m_viewOptions.font = font; + + const int iconSize = settings->iconSize(); + m_viewOptions.decorationSize = QSize(iconSize, iconSize); + + activate(); +} + +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 ColumnWidget::viewOptions() const +{ + return m_viewOptions; +} + +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::mouseReleaseEvent(QMouseEvent* event) +{ + m_view->requestActivation(this); + QListView::mouseReleaseEvent(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) +{ + m_view->requestActivation(this); + + 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), @@ -40,13 +252,11 @@ DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* control if (KGlobalSettings::singleClick()) { connect(this, SIGNAL(clicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + this, SLOT(triggerItem(const QModelIndex&))); } else { connect(this, SIGNAL(doubleClicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + this, SLOT(triggerItem(const QModelIndex&))); } - connect(this, SIGNAL(activated(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); connect(this, SIGNAL(entered(const QModelIndex&)), controller, SLOT(emitItemEntered(const QModelIndex&))); connect(this, SIGNAL(viewportEntered()), @@ -55,17 +265,8 @@ DolphinColumnView::DolphinColumnView(QWidget* parent, DolphinController* control this, SLOT(zoomIn())); connect(controller, SIGNAL(zoomOut()), this, SLOT(zoomOut())); - - // apply the column mode settings to the widget - const ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); - Q_ASSERT(settings != 0); - - m_viewOptions = QColumnView::viewOptions(); - - QFont font(settings->fontFamily(), settings->fontSize()); - font.setItalic(settings->italicFont()); - font.setBold(settings->boldFont()); - m_viewOptions.font = font; + connect(controller, SIGNAL(urlChanged(const KUrl&)), + this, SLOT(updateColumnsState(const KUrl&))); updateDecorationSize(); } @@ -76,21 +277,47 @@ DolphinColumnView::~DolphinColumnView() QAbstractItemView* DolphinColumnView::createColumn(const QModelIndex& index) { - QAbstractItemView* view = QColumnView::createColumn(index); - view->setMouseTracking(true); - view->viewport()->setAttribute(Qt::WA_Hover); - return view; -} + ColumnWidget* view = new ColumnWidget(viewport(), this); -QStyleOptionViewItem DolphinColumnView::viewOptions() const -{ - return m_viewOptions; -} + // 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. -void DolphinColumnView::contextMenuEvent(QContextMenuEvent* event) -{ - QColumnView::contextMenuEvent(event); - m_controller->triggerContextMenuRequest(event->pos()); + 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) @@ -146,6 +373,27 @@ void DolphinColumnView::zoomOut() } } +void DolphinColumnView::triggerItem(const QModelIndex& index) +{ + m_controller->triggerItem(index); + updateColumnsState(m_controller->url()); +} + +void DolphinColumnView::updateColumnsState(const KUrl& url) +{ + const KUrl baseUrl = dirLister()->url(); + const int activeIndex = url.path().count('/') - baseUrl.path().count('/'); + + int index = 0; + foreach (QObject* object, viewport()->children()) { + if (object->inherits("QListView")) { + ColumnWidget* widget = static_cast(object); + widget->setActive(index == activeIndex); + ++index; + } + } +} + bool DolphinColumnView::isZoomInPossible() const { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); @@ -158,11 +406,34 @@ bool DolphinColumnView::isZoomOutPossible() const return settings->iconSize() > K3Icon::SizeSmall; } +void DolphinColumnView::requestActivation(QWidget* column) +{ + KUrl::List dirs = dirLister()->directories(); + KUrl::List::const_iterator it = dirs.constBegin(); + foreach (QObject* object, viewport()->children()) { + if (object->inherits("QListView")) { + ColumnWidget* widget = static_cast(object); + const bool isActive = (widget == column); + widget->setActive(isActive); + if (isActive) { + m_controller->setUrl(*it); + } + ++it; + } + } +} + void DolphinColumnView::updateDecorationSize() { ColumnModeSettings* settings = DolphinSettings::instance().columnModeSettings(); const int iconSize = settings->iconSize(); - m_viewOptions.decorationSize = QSize(iconSize, iconSize); + + foreach (QObject* object, viewport()->children()) { + if (object->inherits("QListView")) { + ColumnWidget* widget = static_cast(object); + widget->setDecorationSize(QSize(iconSize, iconSize)); + } + } m_controller->setZoomInPossible(isZoomInPossible()); m_controller->setZoomOutPossible(isZoomOutPossible()); @@ -170,4 +441,11 @@ void DolphinColumnView::updateDecorationSize() doItemsLayout(); } +KDirLister* DolphinColumnView::dirLister() const +{ + const QAbstractProxyModel* proxyModel = static_cast(model()); + const KDirModel* dirModel = static_cast(proxyModel->sourceModel()); + return dirModel->dirLister(); +} + #include "dolphincolumnview.moc"