***************************************************************************/
#include "dolphiniconsview.h"
-#include <qpainter.h>
-//Added by qt3to4:
-#include <QDragMoveEvent>
-#include <QDropEvent>
-#include <Q3ValueList>
-#include <QPixmap>
-#include <QMouseEvent>
-#include <QDragEnterEvent>
-#include <kiconeffect.h>
-#include <kapplication.h>
-#include <qobject.h>
-#include <kglobalsettings.h>
-#include <kurldrag.h>
-#include <qclipboard.h>
-#include <assert.h>
-#include <kaction.h>
-#include <kstdaction.h>
-#include <kfileitem.h>
-
#include "dolphinview.h"
-#include "viewproperties.h"
-#include "dolphin.h"
-#include "dolphinstatusbar.h"
-#include "dolphinsettings.h"
-#include "iconsmodesettings.h"
-DolphinIconsView::DolphinIconsView(DolphinView* parent, LayoutMode layoutMode) :
- KFileIconView(parent, 0),
- m_previewIconSize(-1),
- m_layoutMode(layoutMode),
- m_dolphinView(parent)
+DolphinIconsView::DolphinIconsView(DolphinView* parent) :
+ QListView(parent)
{
- setAcceptDrops(true);
- setMode(KIconView::Execute);
- setSelectionMode(KFile::Extended);
- Dolphin& dolphin = Dolphin::mainWin();
-
- connect(this, SIGNAL(onItem(Q3IconViewItem*)),
- this, SLOT(slotOnItem(Q3IconViewItem*)));
- connect(this, SIGNAL(onViewport()),
- this, SLOT(slotOnViewport()));
- connect(this, SIGNAL(contextMenuRequested(Q3IconViewItem*, const QPoint&)),
- this, SLOT(slotContextMenuRequested(Q3IconViewItem*, const QPoint&)));
- connect(this, SIGNAL(selectionChanged()),
- &dolphin, SLOT(slotSelectionChanged()));
- connect(&dolphin, SIGNAL(activeViewChanged()),
- this, SLOT(slotActivationUpdate()));
- connect(this, SIGNAL(itemRenamed(Q3IconViewItem*, const QString&)),
- this, SLOT(slotItemRenamed(Q3IconViewItem*, const QString&)));
- connect(this, SIGNAL(dropped(QDropEvent*, const KURL::List&, const KURL&)),
- parent, SLOT(slotURLListDropped(QDropEvent*, const KURL::List&, const KURL&)));
-
- QClipboard* clipboard = QApplication::clipboard();
- connect(clipboard, SIGNAL(dataChanged()),
- this, SLOT(slotUpdateDisabledItems()));
-
- // KFileIconView creates two actions for zooming, which are directly connected to the
- // slots KFileIconView::zoomIn() and KFileIconView::zoomOut(). As this behavior is not
- // wanted and the slots are not virtual, the actions are disabled here.
- KAction* zoomInAction = actionCollection()->action("zoomIn");
- assert(zoomInAction != 0);
- zoomInAction->setEnabled(false);
-
- KAction* zoomOutAction = actionCollection()->action("zoomOut");
- assert(zoomOutAction != 0);
- zoomOutAction->setEnabled(false);
-
- setItemsMovable(true);
- setWordWrapIconText(true);
- if (m_layoutMode == Previews) {
- showPreviews();
- }
- refreshSettings();
}
DolphinIconsView::~DolphinIconsView()
{
}
-void DolphinIconsView::setLayoutMode(LayoutMode mode)
-{
- if (m_layoutMode != mode) {
- m_layoutMode = mode;
- refreshSettings();
- }
-}
-
-void DolphinIconsView::beginItemUpdates()
-{
-}
-
-void DolphinIconsView::endItemUpdates()
-{
- arrangeItemsInGrid();
-
- // TODO: KFileIconView does not emit any signal when the preview
- // has been finished. Using a delay of 300 ms is a temporary workaround
- // until the DolphinIconsView will implement the previews by it's own in
- // future releases.
- QTimer::singleShot(300, this, SLOT(slotUpdateDisabledItems()));
-
- const KFileIconViewItem* item = static_cast<const KFileIconViewItem*>(firstItem());
- if (item != 0) {
- setCurrentItem(item->fileInfo());
- }
-
- int index = 0;
- const Q3ValueList<URLNavigator::HistoryElem> history = m_dolphinView->urlHistory(index);
- if (!history.isEmpty()) {
- KFileView* fileView = static_cast<KFileView*>(this);
- fileView->setCurrentItem(history[index].currentFileName());
- setContentsPos(history[index].contentsX(), history[index].contentsY());
- }
-}
-
-void DolphinIconsView::refreshSettings()
-{
- const IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- assert(settings != 0);
-
- setIconSize(settings->iconSize());
-
- const Q3IconView::Arrangement arrangement = settings->arrangement() == "LeftToRight" ? // TODO: use enum directly in settings
- Q3IconView::LeftToRight : Q3IconView::TopToBottom;
- const Q3IconView::ItemTextPos textPos = (arrangement == Q3IconView::LeftToRight) ?
- Q3IconView::Bottom :
- Q3IconView::Right;
- setArrangement(arrangement);
- setItemTextPos(textPos);
-
- // TODO: tempory crash; will get changed anyway for KDE 4
- /*setGridX(settings->gridWidth());
- setGridY(settings->gridHeight());
- setSpacing(settings->gridSpacing());*/
-
- QFont adjustedFont(font());
- adjustedFont.setFamily(settings->fontFamily());
- adjustedFont.setPointSize(settings->fontSize());
- setFont(adjustedFont);
- setIconTextHeight(settings->numberOfTexlines());
-
- if (m_layoutMode == Previews) {
- // There is no getter method for the current size in KFileIconView. To
- // prevent a flickering the current size is stored in m_previewIconSize and
- // setPreviewSize is only invoked if the size really has changed.
- showPreviews();
-
- const int size = settings->previewSize();
- if (size != m_previewIconSize) {
- m_previewIconSize = size;
- setPreviewSize(size);
- }
- }
-}
-
-void DolphinIconsView::zoomIn()
-{
- if (isZoomInPossible()) {
- IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- const int textWidthHint = DolphinSettings::instance().textWidthHint(); // TODO: remove for KDE4
-
- const int iconSize = increasedIconSize(settings->iconSize());
- settings->setIconSize(iconSize);
-
- if (m_layoutMode == Previews) {
- const int previewSize = increasedIconSize(settings->previewSize());
- settings->setPreviewSize(previewSize);
- }
-
- DolphinSettings::instance().calculateGridSize(textWidthHint); // TODO: remove for KDE4
- ItemEffectsManager::zoomIn();
- }
-}
-
-void DolphinIconsView::zoomOut()
-{
- if (isZoomOutPossible()) {
- IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- const int textWidthHint = DolphinSettings::instance().textWidthHint(); // TODO: remove for KDE4
-
- const int iconSize = decreasedIconSize(settings->iconSize());
- settings->setIconSize(iconSize);
-
- if (m_layoutMode == Previews) {
- const int previewSize = decreasedIconSize(settings->previewSize());
- settings->setPreviewSize(previewSize);
- }
-
- DolphinSettings::instance().calculateGridSize(textWidthHint); // TODO: remove for KDE4
- ItemEffectsManager::zoomOut();
- }
-}
-
-bool DolphinIconsView::isZoomInPossible() const
-{
- IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- const int size = (m_layoutMode == Icons) ? settings->iconSize() : settings->previewSize();
- return size < KIcon::SizeEnormous;
-}
-
-bool DolphinIconsView::isZoomOutPossible() const
-{
- IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
- return settings->iconSize() > KIcon::SizeSmall;
-}
-
-void DolphinIconsView::arrangeItemsInGrid( bool updated )
-{
-
- KFileIconView::arrangeItemsInGrid(updated);
-
- if (m_layoutMode == Previews) {
- // The class KFileIconView has a bug when the size of the previews differs from the size
- // of the icons: For specific MIME types the y-position and the height is calculated in
- // a wrong manner. The following code bypasses this issue. No bugreport has been submitted
- // as this functionality is not used by any KDE3 application and the core developers are
- // busy enough for KDE4 now :-)
-
- KFileIconViewItem* item = static_cast<KFileIconViewItem*>(Q3IconView::firstItem());
- QString mimetype;
- while (item != 0) {
- mimetype = item->fileInfo()->mimetype();
- const bool fixSize = mimetype.contains("text") ||
- mimetype.contains("application/x-");
- if (fixSize) {
- item->setPixmapSize(QSize(m_previewIconSize, m_previewIconSize));
- }
- item = static_cast<KFileIconViewItem *>(item->nextItem());
- }
- }
-}
-
-void DolphinIconsView::setContextPixmap(void* context,
- const QPixmap& pixmap)
-{
- reinterpret_cast<KFileIconViewItem*>(context)->setPixmap(pixmap);
-}
-
-const QPixmap* DolphinIconsView::contextPixmap(void* context)
-{
- return reinterpret_cast<KFileIconViewItem*>(context)->pixmap();
-}
-
-void* DolphinIconsView::firstContext()
-{
- return reinterpret_cast<void*>(firstItem());
-}
-
-void* DolphinIconsView::nextContext(void* context)
-{
- KFileIconViewItem* iconViewItem = reinterpret_cast<KFileIconViewItem*>(context);
- return reinterpret_cast<void*>(iconViewItem->nextItem());
-}
-
-KFileItem* DolphinIconsView::contextFileInfo(void* context)
-{
- return reinterpret_cast<KFileIconViewItem*>(context)->fileInfo();
-}
-
-void DolphinIconsView::contentsMousePressEvent(QMouseEvent* event)
-{
- KFileIconView::contentsMousePressEvent(event);
- resetActivatedItem();
- emit signalRequestActivation();
- m_dolphinView->statusBar()->clear();
-}
-
-void DolphinIconsView::contentsMouseReleaseEvent(QMouseEvent* event)
-{
- KFileIconView::contentsMouseReleaseEvent(event);
-
- // The KFileIconView does not send any selectionChanged signal if
- // a selection is done by using the "select-during-button-pressed" feature.
- // Hence inform Dolphin about the selection change manually:
- Dolphin::mainWin().slotSelectionChanged();
-}
-
-void DolphinIconsView::drawBackground(QPainter* painter, const QRect& rect)
-{
- if (m_dolphinView->isActive()) {
- KFileIconView::drawBackground(painter, rect);
- }
- else {
- const QBrush brush(colorGroup().background());
- painter->fillRect(0, 0, width(), height(), brush);
- }
-}
-
-Q3DragObject* DolphinIconsView::dragObject()
-{
- KURL::List urls;
- KFileItemListIterator it(*KFileView::selectedItems());
- while (it.current() != 0) {
- urls.append((*it)->url());
- ++it;
- }
-
- QPixmap pixmap;
- if(urls.count() > 1) {
- pixmap = DesktopIcon("kmultiple", iconSize());
- }
- else {
- KFileIconViewItem* item = static_cast<KFileIconViewItem*>(currentItem());
- if ((item != 0) && (item->pixmap() != 0)) {
- pixmap = *(item->pixmap());
- }
- }
-
- if (pixmap.isNull()) {
- pixmap = currentFileItem()->pixmap(iconSize());
- }
-
- Q3DragObject* dragObj = new KURLDrag(urls, widget());
- dragObj->setPixmap(pixmap);
- return dragObj;
-}
-
-void DolphinIconsView::contentsDragEnterEvent(QDragEnterEvent* event)
-{
- // TODO: The method KFileIconView::contentsDragEnterEvent() does
- // not allow drag and drop inside itself, which prevents the possability
- // to move a file into a directory. As the method KFileIconView::acceptDrag()
- // is not virtual, we must overwrite the method
- // KFileIconView::contentsDragEnterEvent() and do some cut/copy/paste for this
- // usecase. Corresponding to the documentation the method KFileIconView::acceptDrag()
- // will get virtual in KDE 4, which will simplify the code.
-
- if (event->source() != this) {
- KFileIconView::contentsDragEnterEvent(event);
- return;
- }
-
- const bool accept = KURLDrag::canDecode(event) &&
- (event->action() == QDropEvent::Copy ||
- event->action() == QDropEvent::Move ||
- event->action() == QDropEvent::Link );
- if (accept) {
- event->acceptAction();
- }
- else {
- event->ignore();
- }
-}
-
-void DolphinIconsView::contentsDragMoveEvent(QDragMoveEvent* event)
-{
- KFileIconView::contentsDragMoveEvent(event);
-
- // If a dragging is done above a directory, show the icon as 'active' for
- // a visual feedback
- KFileIconViewItem* item = static_cast<KFileIconViewItem*>(findItem(contentsToViewport(event->pos())));
-
- bool showActive = false;
- if (item != 0) {
- const KFileItem* fileInfo = item->fileInfo();
- showActive = (fileInfo != 0) && fileInfo->isDir();
- }
-
- if (showActive) {
- slotOnItem(item);
- }
- else {
- slotOnViewport();
- }
-}
-
-void DolphinIconsView::contentsDropEvent(QDropEvent* event)
-{
- // TODO: Most of the following code is a copy of
- // KFileIconView::contentsDropEvent. See comment in
- // DolphinIconsView::contentsDragEnterEvent for details.
-
- if (event->source() != this) {
- KFileIconView::contentsDropEvent(event);
- return;
- }
-
- KFileIconViewItem* item = static_cast<KFileIconViewItem*>(findItem(contentsToViewport(event->pos())));
- const bool accept = KURLDrag::canDecode(event) &&
- (event->action() == QDropEvent::Copy ||
- event->action() == QDropEvent::Move ||
- event->action() == QDropEvent::Link ) &&
- (item != 0);
- if (!accept) {
- return;
- }
-
- KFileItem* fileItem = item->fileInfo();
- if (!fileItem->isDir()) {
- // the file is not a directory, hence don't accept any drop
- return;
- }
- emit dropped(event, fileItem);
- KURL::List urls;
- if (KURLDrag::decode(event, urls) && !urls.isEmpty()) {
- emit dropped(event, urls, fileItem != 0 ? fileItem->url() : KURL());
- sig->dropURLs(fileItem, event, urls);
- }
-}
-
-void DolphinIconsView::slotOnItem(Q3IconViewItem* item)
-{
- assert(item != 0);
- activateItem(reinterpret_cast<void*>(item));
-
- KFileItem* fileItem = static_cast<KFileIconViewItem*>(item)->fileInfo();
- m_dolphinView->requestItemInfo(fileItem->url());
-}
-
-void DolphinIconsView::slotOnViewport()
-{
- resetActivatedItem();
- m_dolphinView->requestItemInfo(KURL());
-}
-
-void DolphinIconsView::slotContextMenuRequested(Q3IconViewItem* item,
- const QPoint& pos)
-{
- KFileItem* fileInfo = 0;
- if (item != 0) {
- fileInfo = static_cast<KFileIconViewItem*>(item)->fileInfo();
- }
- m_dolphinView->openContextMenu(fileInfo, pos);
-}
-
-void DolphinIconsView::slotItemRenamed(Q3IconViewItem* item,
- const QString& name)
-{
- KFileItem* fileInfo = static_cast<KFileIconViewItem*>(item)->fileInfo();
- m_dolphinView->rename(KURL(fileInfo->url()), name);
-}
-
-void DolphinIconsView::slotActivationUpdate()
-{
- update();
-
- // TODO: there must be a simpler way to say
- // "update all children"
- const QObjectList* list = children();
- if (list == 0) {
- return;
- }
-
- QObjectListIterator it(*list);
- QObject* object = 0;
- while ((object = it.current()) != 0) {
- if (object->inherits("QWidget")) {
- QWidget* widget = static_cast<QWidget*>(object);
- widget->update();
- }
- ++it;
- }
-}
-
-void DolphinIconsView::slotUpdateDisabledItems()
-{
- updateDisabledItems();
-}
-
-int DolphinIconsView::increasedIconSize(int size) const
-{
- int incSize = 0;
- switch (size) {
- case KIcon::SizeSmall: incSize = KIcon::SizeSmallMedium; break;
- case KIcon::SizeSmallMedium: incSize = KIcon::SizeMedium; break;
- case KIcon::SizeMedium: incSize = KIcon::SizeLarge; break;
- case KIcon::SizeLarge: incSize = KIcon::SizeHuge; break;
- case KIcon::SizeHuge: incSize = KIcon::SizeEnormous; break;
- default: assert(false); break;
- }
- return incSize;
-}
-
-int DolphinIconsView::decreasedIconSize(int size) const
-{
- int decSize = 0;
- switch (size) {
- case KIcon::SizeSmallMedium: decSize = KIcon::SizeSmall; break;
- case KIcon::SizeMedium: decSize = KIcon::SizeSmallMedium; break;
- case KIcon::SizeLarge: decSize = KIcon::SizeMedium; break;
- case KIcon::SizeHuge: decSize = KIcon::SizeLarge; break;
- case KIcon::SizeEnormous: decSize = KIcon::SizeHuge; break;
- default: assert(false); break;
- }
- return decSize;
-}
-
#include "dolphiniconsview.moc"
projects / dolphin.git / blobdiff