X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/a0cf8456fe171bd221025b3ff3677db4675390b5..ec00f379dc42b00a64ab1af25bb4bb1a06bd7449:/src/dolphiniconsview.cpp diff --git a/src/dolphiniconsview.cpp b/src/dolphiniconsview.cpp index ef4525065..37f0bf172 100644 --- a/src/dolphiniconsview.cpp +++ b/src/dolphiniconsview.cpp @@ -21,27 +21,46 @@ #include "dolphincontroller.h" #include "dolphinsettings.h" +#include "dolphinitemcategorizer.h" #include "dolphin_iconsmodesettings.h" -#include -#include -#include +#include #include +#include +#include +#include DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controller) : - QListView(parent), - m_controller(controller) + KCategorizedView(parent), + m_controller(controller), + m_itemSize(), + m_dragging(false), + m_dropRect() { Q_ASSERT(controller != 0); setViewMode(QListView::IconMode); setResizeMode(QListView::Adjust); - - connect(this, SIGNAL(clicked(const QModelIndex&)), - controller, SLOT(triggerItem(const QModelIndex&))); + setSpacing(KDialog::spacingHint()); + setMouseTracking(true); + viewport()->setAttribute(Qt::WA_Hover); + + if (KGlobalSettings::singleClick()) { + connect(this, SIGNAL(clicked(const QModelIndex&)), + controller, SLOT(triggerItem(const QModelIndex&))); + } else { + connect(this, SIGNAL(doubleClicked(const QModelIndex&)), + controller, 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(showPreviewChanged(bool)), - this, SLOT(updateGridSize(bool))); + this, SLOT(slotShowPreviewChanged(bool))); + connect(controller, SIGNAL(showAdditionalInfoChanged(bool)), + this, SLOT(slotShowAdditionalInfoChanged(bool))); connect(controller, SIGNAL(zoomIn()), this, SLOT(zoomIn())); connect(controller, SIGNAL(zoomOut()), @@ -51,31 +70,60 @@ DolphinIconsView::DolphinIconsView(QWidget* parent, DolphinController* controlle const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); Q_ASSERT(settings != 0); - m_viewOptions = QListView::viewOptions(); - m_viewOptions.font = QFont(settings->fontFamily(), settings->fontSize()); + m_viewOptions = KCategorizedView::viewOptions(); + m_viewOptions.showDecorationSelected = true; + + QFont font(settings->fontFamily(), settings->fontSize()); + font.setItalic(settings->italicFont()); + font.setBold(settings->boldFont()); + m_viewOptions.font = font; - updateGridSize(controller->showPreview()); + setWordWrap(settings->numberOfTextlines() > 1); + updateGridSize(controller->showPreview(), controller->showAdditionalInfo()); if (settings->arrangement() == QListView::TopToBottom) { setFlow(QListView::LeftToRight); m_viewOptions.decorationPosition = QStyleOptionViewItem::Top; - } - else { + } else { setFlow(QListView::TopToBottom); m_viewOptions.decorationPosition = QStyleOptionViewItem::Left; + m_viewOptions.displayAlignment = Qt::AlignLeft | Qt::AlignVCenter; } - - KFileItemDelegate* delegate = new KFileItemDelegate(parent); - const KFileItemDelegate::AdditionalInformation info = - static_cast(settings->additionalInfo()); - delegate->setAdditionalInformation(info); - setItemDelegate(delegate); } DolphinIconsView::~DolphinIconsView() { } +QRect DolphinIconsView::visualRect(const QModelIndex& index) const +{ + const bool leftToRightFlow = (flow() == QListView::LeftToRight); + + QRect itemRect = KCategorizedView::visualRect(index); + const int maxWidth = m_itemSize.width(); + const int maxHeight = m_itemSize.height(); + + if (itemRect.width() > maxWidth) { + // assure that the maximum item width is not exceeded + if (leftToRightFlow) { + const int left = itemRect.left() + (itemRect.width() - maxWidth) / 2; + itemRect.setLeft(left); + } + itemRect.setWidth(maxWidth); + } + + if (itemRect.height() > maxHeight) { + // assure that the maximum item height is not exceeded + if (!leftToRightFlow) { + const int top = itemRect.top() + (itemRect.height() - maxHeight) / 2; + itemRect.setTop(top); + } + itemRect.setHeight(maxHeight); + } + + return itemRect; +} + QStyleOptionViewItem DolphinIconsView::viewOptions() const { return m_viewOptions; @@ -83,14 +131,21 @@ QStyleOptionViewItem DolphinIconsView::viewOptions() const void DolphinIconsView::contextMenuEvent(QContextMenuEvent* event) { - QListView::contextMenuEvent(event); + KCategorizedView::contextMenuEvent(event); m_controller->triggerContextMenuRequest(event->pos()); } -void DolphinIconsView::mouseReleaseEvent(QMouseEvent* event) +void DolphinIconsView::mousePressEvent(QMouseEvent* event) { - QListView::mouseReleaseEvent(event); m_controller->triggerActivation(); + if (!indexAt(event->pos()).isValid()) { + const Qt::KeyboardModifiers modifier = QApplication::keyboardModifiers(); + if (!(modifier & Qt::ShiftModifier) && !(modifier & Qt::ControlModifier)) { + clearSelection(); + } + } + + KCategorizedView::mousePressEvent(event); } void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event) @@ -98,45 +153,63 @@ void DolphinIconsView::dragEnterEvent(QDragEnterEvent* event) if (event->mimeData()->hasUrls()) { event->acceptProposedAction(); } + m_dragging = true; } -void DolphinIconsView::dropEvent(QDropEvent* event) +void DolphinIconsView::dragLeaveEvent(QDragLeaveEvent* event) { - const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); - if (urls.isEmpty() || (event->source() == this)) { - QListView::dropEvent(event); - } - else { - event->acceptProposedAction(); - m_controller->indicateDroppedUrls(urls, event->pos()); - } + KCategorizedView::dragLeaveEvent(event); + + // TODO: remove this code when the issue #160611 is solved in Qt 4.4 + m_dragging = false; + setDirtyRegion(m_dropRect); } -void DolphinIconsView::updateGridSize(bool showPreview) +void DolphinIconsView::dragMoveEvent(QDragMoveEvent* event) { - const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); - Q_ASSERT(settings != 0); + KCategorizedView::dragMoveEvent(event); - int gridWidth = settings->gridWidth(); - int gridHeight = settings->gridHeight(); - int size = settings->iconSize(); + // 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); +} - if (showPreview) { - const int previewSize = settings->previewSize(); - const int diff = previewSize - size; - Q_ASSERT(diff >= 0); - gridWidth += diff; - gridHeight += diff; +void DolphinIconsView::dropEvent(QDropEvent* event) +{ + if (!selectionModel()->isSelected(indexAt(event->pos()))) { + const KUrl::List urls = KUrl::List::fromMimeData(event->mimeData()); + if (!urls.isEmpty()) { + m_controller->indicateDroppedUrls(urls, + indexAt(event->pos()), + event->source()); + event->acceptProposedAction(); + } + } + KCategorizedView::dropEvent(event); + m_dragging = false; +} - size = previewSize; - } +void DolphinIconsView::paintEvent(QPaintEvent* event) +{ + KCategorizedView::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); + } +} - m_viewOptions.decorationSize = QSize(size, size); - setGridSize(QSize(gridWidth, gridHeight)); +void DolphinIconsView::slotShowPreviewChanged(bool showPreview) +{ + updateGridSize(showPreview, m_controller->showAdditionalInfo()); +} - m_controller->setZoomInPossible(isZoomInPossible()); - m_controller->setZoomOutPossible(isZoomOutPossible()); +void DolphinIconsView::slotShowAdditionalInfoChanged(bool showAdditionalInfo) +{ + updateGridSize(m_controller->showPreview(), showAdditionalInfo); } void DolphinIconsView::zoomIn() @@ -144,17 +217,28 @@ void DolphinIconsView::zoomIn() if (isZoomInPossible()) { IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + const int oldIconSize = settings->iconSize(); + int newIconSize = oldIconSize; + const bool showPreview = m_controller->showPreview(); if (showPreview) { const int previewSize = increasedIconSize(settings->previewSize()); settings->setPreviewSize(previewSize); + } else { + newIconSize = increasedIconSize(oldIconSize); + settings->setIconSize(newIconSize); + if (settings->previewSize() < newIconSize) { + // assure that the preview size is always >= the icon size + settings->setPreviewSize(newIconSize); + } } - else { - const int iconSize = increasedIconSize(settings->iconSize()); - settings->setIconSize(iconSize); - } - updateGridSize(showPreview); + // increase also the grid size + const int diff = newIconSize - oldIconSize; + settings->setItemWidth(settings->itemWidth() + diff); + settings->setItemHeight(settings->itemHeight() + diff); + + updateGridSize(showPreview, m_controller->showAdditionalInfo()); } } @@ -163,17 +247,29 @@ void DolphinIconsView::zoomOut() if (isZoomOutPossible()) { IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + const int oldIconSize = settings->iconSize(); + int newIconSize = oldIconSize; + const bool showPreview = m_controller->showPreview(); if (showPreview) { const int previewSize = decreasedIconSize(settings->previewSize()); settings->setPreviewSize(previewSize); + if (settings->iconSize() > previewSize) { + // assure that the icon size is always <= the preview size + newIconSize = previewSize; + settings->setIconSize(newIconSize); + } + } else { + newIconSize = decreasedIconSize(settings->iconSize()); + settings->setIconSize(newIconSize); } - else { - const int iconSize = decreasedIconSize(settings->iconSize()); - settings->setIconSize(iconSize); - } - updateGridSize(showPreview); + // decrease also the grid size + const int diff = oldIconSize - newIconSize; + settings->setItemWidth(settings->itemWidth() - diff); + settings->setItemHeight(settings->itemHeight() - diff); + + updateGridSize(showPreview, m_controller->showAdditionalInfo()); } } @@ -196,12 +292,12 @@ int DolphinIconsView::increasedIconSize(int size) const // TODO: get rid of K3Icon sizes int incSize = 0; switch (size) { - case K3Icon::SizeSmall: incSize = K3Icon::SizeSmallMedium; break; - case K3Icon::SizeSmallMedium: incSize = K3Icon::SizeMedium; break; - case K3Icon::SizeMedium: incSize = K3Icon::SizeLarge; break; - case K3Icon::SizeLarge: incSize = K3Icon::SizeHuge; break; - case K3Icon::SizeHuge: incSize = K3Icon::SizeEnormous; break; - default: Q_ASSERT(false); break; + case K3Icon::SizeSmall: incSize = K3Icon::SizeSmallMedium; break; + case K3Icon::SizeSmallMedium: incSize = K3Icon::SizeMedium; break; + case K3Icon::SizeMedium: incSize = K3Icon::SizeLarge; break; + case K3Icon::SizeLarge: incSize = K3Icon::SizeHuge; break; + case K3Icon::SizeHuge: incSize = K3Icon::SizeEnormous; break; + default: Q_ASSERT(false); break; } return incSize; } @@ -211,14 +307,55 @@ int DolphinIconsView::decreasedIconSize(int size) const // TODO: get rid of K3Icon sizes int decSize = 0; switch (size) { - case K3Icon::SizeSmallMedium: decSize = K3Icon::SizeSmall; break; - case K3Icon::SizeMedium: decSize = K3Icon::SizeSmallMedium; break; - case K3Icon::SizeLarge: decSize = K3Icon::SizeMedium; break; - case K3Icon::SizeHuge: decSize = K3Icon::SizeLarge; break; - case K3Icon::SizeEnormous: decSize = K3Icon::SizeHuge; break; - default: Q_ASSERT(false); break; + case K3Icon::SizeSmallMedium: decSize = K3Icon::SizeSmall; break; + case K3Icon::SizeMedium: decSize = K3Icon::SizeSmallMedium; break; + case K3Icon::SizeLarge: decSize = K3Icon::SizeMedium; break; + case K3Icon::SizeHuge: decSize = K3Icon::SizeLarge; break; + case K3Icon::SizeEnormous: decSize = K3Icon::SizeHuge; break; + default: Q_ASSERT(false); break; } return decSize; } +void DolphinIconsView::updateGridSize(bool showPreview, bool showAdditionalInfo) +{ + const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings(); + Q_ASSERT(settings != 0); + + int itemWidth = settings->itemWidth(); + int itemHeight = settings->itemHeight(); + int size = settings->iconSize(); + + if (showPreview) { + const int previewSize = settings->previewSize(); + const int diff = previewSize - size; + Q_ASSERT(diff >= 0); + itemWidth += diff; + itemHeight += diff; + + size = previewSize; + } + + if (showAdditionalInfo) { + itemHeight += m_viewOptions.font.pointSize() * 2; + } + + if (settings->arrangement() == QListView::TopToBottom) { + // The decoration width indirectly defines the maximum + // width for the text wrapping. To use the maximum item width + // for text wrapping, it is used as decoration width. + m_viewOptions.decorationSize = QSize(itemWidth, size); + } else { + m_viewOptions.decorationSize = QSize(size, size); + } + + const int spacing = settings->gridSpacing(); + setGridSize(QSize(itemWidth + spacing, itemHeight + spacing)); + + m_itemSize = QSize(itemWidth, itemHeight); + + m_controller->setZoomInPossible(isZoomInPossible()); + m_controller->setZoomOutPossible(isZoomOutPossible()); +} + #include "dolphiniconsview.moc"