let Dolphin use the new tab-close-buttons

[dolphin.git] / src / iconmanager.cpp

diff --git a/src/iconmanager.cpp b/src/iconmanager.cpp
index cde15b00b01757785fcdba1e4a3d91e00726725f..b46328ceaef89d9094304b1b84d3befa1c01c43e 100644 (file)
--- a/src/iconmanager.cpp
+++ b/src/iconmanager.cpp
@@ -49,7 +49,7 @@ IconManager::IconManager(QAbstractItemView* parent, DolphinSortFilterProxyModel*
 
     m_dolphinModel = static_cast<DolphinModel*>(m_proxyModel->sourceModel());
     connect(m_dolphinModel->dirLister(), SIGNAL(newItems(const KFileItemList&)),
-            this, SLOT(updateIcons(const KFileItemList&)));
+            this, SLOT(generatePreviews(const KFileItemList&)));
 
     QClipboard* clipboard = QApplication::clipboard();
     connect(clipboard, SIGNAL(dataChanged()),
@@ -96,11 +96,37 @@ void IconManager::updatePreviews()
     generatePreviews(itemList);
 }
 
-void IconManager::updateIcons(const KFileItemList& items)
+void IconManager::generatePreviews(const KFileItemList &items)
 {
-    if (m_showPreview) {
-        generatePreviews(items);
+    if (!m_showPreview) {
+        return;
     }
+
+    const QRect visibleArea = m_view->viewport()->rect();
+
+    // Order the items in a way that the preview for the visible items
+    // is generated first, as this improves the feeled performance a lot.
+    KFileItemList orderedItems;
+    foreach (KFileItem item, items) {
+        const QModelIndex dirIndex = m_dolphinModel->indexForItem(item);
+        const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
+        const QRect itemRect = m_view->visualRect(proxyIndex);
+        if (itemRect.intersects(visibleArea)) {
+            orderedItems.insert(0, item);
+        } else {
+            orderedItems.append(item);
+        }
+    }
+
+    const QSize size = m_view->iconSize();
+    KIO::PreviewJob* job = KIO::filePreview(orderedItems, 128, 128);
+    connect(job, SIGNAL(gotPreview(const KFileItem&, const QPixmap&)),
+            this, SLOT(addToPreviewQueue(const KFileItem&, const QPixmap&)));
+    connect(job, SIGNAL(finished(KJob*)),
+            this, SLOT(slotPreviewJobFinished(KJob*)));
+
+    m_previewJobs.append(job);
+    m_previewTimer->start(200);
 }
 
 void IconManager::addToPreviewQueue(const KFileItem& item, const QPixmap& pixmap)
@@ -135,63 +161,36 @@ void IconManager::updateCutItems()
 
 void IconManager::dispatchPreviewQueue()
 {
-    const int previewsCount = m_previews.count();
-    if (previewsCount == 0) {
-        return;
-    }
-
-    // Applying the previews to the model must be done step by step
-    // in larger blocks: Applying a preview immediately when getting the signal
-    // 'gotPreview()' from the PreviewJob is too expensive, as a relayout
-    // of the view would be triggered for each single preview.
-
-    int dispatchCount = 30;
-    if (dispatchCount > previewsCount) {
-        dispatchCount = previewsCount;
-    }
+    int previewsCount = m_previews.count();
+    if (previewsCount > 0) {
+        // Applying the previews to the model must be done step by step
+        // in larger blocks: Applying a preview immediately when getting the signal
+        // 'gotPreview()' from the PreviewJob is too expensive, as a relayout
+        // of the view would be triggered for each single preview.
+
+        int dispatchCount = 30;
+        if (dispatchCount > m_previews.count()) {
+            dispatchCount = m_previews.count();
+        }
 
-    for (int i = 0; i < dispatchCount; ++i) {
-        const Preview& preview = m_previews.first();
-        replaceIcon(preview.item, preview.pixmap);
-        m_previews.pop_front();
-    }
+        for (int i = 0; i < dispatchCount; ++i) {
+            const Preview& preview = m_previews.first();
+            replaceIcon(preview.item, preview.pixmap);
+            m_previews.pop_front();
+        }
 
-    if (m_previews.count() > 0) {
-        // there are still pending previews; if no preview job is
-        // working, poll more aggressively:
-        const int timeout = (m_previewJobs.count() > 0) ? 200 : 10;
-        m_previewTimer->start(timeout);
+        previewsCount = m_previews.count();
     }
-}
-
-void IconManager::generatePreviews(const KFileItemList &items)
-{
-    Q_ASSERT(m_showPreview);
-    const QRect visibleArea = m_view->viewport()->rect();
 
-    // Order the items in a way that the preview for the visible items
-    // is generated first, as this improves the feeled performance a lot.
-    KFileItemList orderedItems;
-    foreach (KFileItem item, items) {
-        const QModelIndex dirIndex = m_dolphinModel->indexForItem(item);
-        const QModelIndex proxyIndex = m_proxyModel->mapFromSource(dirIndex);
-        const QRect itemRect = m_view->visualRect(proxyIndex);
-        if (itemRect.intersects(visibleArea)) {
-            orderedItems.insert(0, item);
-        } else {
-            orderedItems.append(item);
-        }
+    const bool workingPreviewJobs = (m_previewJobs.count() > 0);
+    if (workingPreviewJobs) {
+        // poll for previews as long as not all preview jobs are finished
+        m_previewTimer->start(200);
+    } else if (previewsCount > 0) {
+        // all preview jobs are finished but there are still pending previews
+        // in the queue -> poll more aggressively
+        m_previewTimer->start(10);
     }
-
-    const QSize size = m_view->iconSize();
-    KIO::PreviewJob* job = KIO::filePreview(orderedItems, 128, 128);
-    connect(job, SIGNAL(gotPreview(const KFileItem&, const QPixmap&)),
-            this, SLOT(addToPreviewQueue(const KFileItem&, const QPixmap&)));
-    connect(job, SIGNAL(finished(KJob*)),
-            this, SLOT(slotPreviewJobFinished(KJob*)));
-
-    m_previewJobs.append(job);
-    m_previewTimer->start(200);
 }
 
 void IconManager::replaceIcon(const KFileItem& item, const QPixmap& pixmap)
@@ -295,8 +294,12 @@ void IconManager::applyCutItemEffect()
 bool IconManager::applyImageFrame(QPixmap& icon)
 {
     const QSize maxSize = m_view->iconSize();
-    if ((maxSize.width() <= 24) || (maxSize.height() <= 24)) {
-        // the maximum size is too small for a frame
+    const bool applyFrame = (maxSize.width()  > KIconLoader::SizeSmallMedium) &&
+                            (maxSize.height() > KIconLoader::SizeSmallMedium) &&
+                            ((icon.width()  > KIconLoader::SizeLarge) ||
+                             (icon.height() > KIconLoader::SizeLarge));
+    if (!applyFrame) {
+        // the maximum size or the image itself is too small for a frame
         return false;
     }
 
@@ -316,14 +319,6 @@ bool IconManager::applyImageFrame(QPixmap& icon)
     painter.begin(&framedIcon);
     painter.drawPixmap(frame, frame, icon);
 
-    // draw a white frame around the icon
-    painter.setPen(Qt::NoPen);
-    painter.setBrush(palette.brush(QPalette::Normal, QPalette::Base));
-    painter.drawRect(0, 0, width, frame);
-    painter.drawRect(0, height - frame, width, frame);
-    painter.drawRect(0, frame, frame,  height - doubleFrame);
-    painter.drawRect(width - frame, frame, frame,  height - doubleFrame);
-
     // add a border
     painter.setPen(palette.color(QPalette::Text));
     painter.setBrush(Qt::NoBrush);