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[dolphin.git] / src / kcategorizedview.cpp

diff --git a/src/kcategorizedview.cpp b/src/kcategorizedview.cpp
index 026f56c2437a1f62ea1b5f41f15fe47ab3747e14..5ec751fa4d0bfc676dbe70f61f358f914dc6ab48 100644 (file)
--- a/src/kcategorizedview.cpp
+++ b/src/kcategorizedview.cpp
@@ -1,6 +1,6 @@
 /**
   * This file is part of the KDE project
-  * Copyright (C) 2007 Rafael Fernández López <ereslibre@gmail.com>
+  * Copyright (C) 2007 Rafael Fernández López <ereslibre@kde.org>
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Library General Public
@@ -768,20 +768,22 @@ void KCategorizedView::setSelection(const QRect &rect,
     if (!flags)
         return;
 
-    selectionModel()->clear();
-
     if (flags & QItemSelectionModel::Clear)
     {
-        d->lastSelection = QItemSelection();
+        if (!rect.intersects(d->categoryVisualRect(d->hoveredCategory)))
+        {
+            d->lastSelection = QItemSelection();
+        }
     }
 
-    QModelIndexList dirtyIndexes = d->intersectionSet(rect);
+    selectionModel()->clear();
 
-    QItemSelection selection;
+    QModelIndexList dirtyIndexes = d->intersectionSet(rect);
 
     if (!dirtyIndexes.count())
     {
-        if (d->lastSelection.count())
+        if (!d->lastSelection.isEmpty() &&
+            (rect.intersects(d->categoryVisualRect(d->hoveredCategory)) || d->mouseButtonPressed))
         {
             selectionModel()->select(d->lastSelection, flags);
         }
@@ -789,6 +791,8 @@ void KCategorizedView::setSelection(const QRect &rect,
         return;
     }
 
+    QItemSelection selection;
+
     if (!d->mouseButtonPressed)
     {
         selection = QItemSelection(dirtyIndexes[0], dirtyIndexes[0]);
@@ -816,13 +820,12 @@ void KCategorizedView::setSelection(const QRect &rect,
             selection << QItemSelectionRange(first, last);
     }
 
-    if (d->lastSelection.count() && !d->mouseButtonPressed)
-    {
-        selection.merge(d->lastSelection, flags);
-    }
-    else if (d->lastSelection.count())
+    if (d->lastSelection.count())
     {
-        selection.merge(d->lastSelection, QItemSelectionModel::Select);
+        if ((selection.count() == 1) && (selection[0].indexes().count() == 1))
+            selection.merge(d->lastSelection, flags);
+        else
+            selection.merge(d->lastSelection, QItemSelectionModel::Select);
     }
 
     selectionModel()->select(selection, flags);
@@ -925,6 +928,7 @@ void KCategorizedView::mouseReleaseEvent(QMouseEvent *event)
     initialPressPosition.setX(initialPressPosition.x() + horizontalOffset());
 
     QItemSelection selection;
+    QItemSelection deselection;
 
     if (initialPressPosition == d->initialPressPosition)
     {
@@ -936,10 +940,18 @@ void KCategorizedView::mouseReleaseEvent(QMouseEvent *event)
                 {
                     QModelIndex selectIndex = index.model()->index(index.row(), 0);
 
-                    selection << QItemSelectionRange(selectIndex);
+                    if (!d->lastSelection.contains(selectIndex))
+                    {
+                        selection << QItemSelectionRange(selectIndex);
+                    }
+                    else
+                    {
+                        deselection << QItemSelectionRange(selectIndex);
+                    }
                 }
 
                 selectionModel()->select(selection, QItemSelectionModel::Select);
+                selectionModel()->select(deselection, QItemSelectionModel::Deselect);
 
                 break;
             }
@@ -1048,7 +1060,7 @@ QModelIndex KCategorizedView::moveCursor(CursorAction cursorAction,
             break;
         }
 
-        if (category == d->elementsInfo[d->proxyModel->mapToSource(current).row()].category)
+        if (category == d->elementsInfo[current.row()].category)
         {
             theCategory = category;
 
@@ -1060,22 +1072,21 @@ QModelIndex KCategorizedView::moveCursor(CursorAction cursorAction,
             lastCategory = category;
         }
     }
-// ### FIXME !!!
-#if 0
+
     switch (cursorAction)
     {
         case QAbstractItemView::MoveUp: {
-            if (d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory >= elementsPerRow)
+            if (d->elementsInfo[current.row()].relativeOffsetToCategory >= elementsPerRow)
             {
-                int indexToMove = d->invertedElementDictionary[current.row()].row();
-                indexToMove -= qMin(((d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory) + d->forcedSelectionPosition), elementsPerRow - d->forcedSelectionPosition + (d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory % elementsPerRow));
+                int indexToMove = current.row();
+                indexToMove -= qMin(((d->elementsInfo[current.row()].relativeOffsetToCategory) + d->forcedSelectionPosition), elementsPerRow - d->forcedSelectionPosition + (d->elementsInfo[current.row()].relativeOffsetToCategory % elementsPerRow));
 
-                return d->elementDictionary[indexToMove];
+                return d->proxyModel->index(indexToMove, 0);
             }
             else
             {
                 int lastCategoryLastRow = (d->categoriesIndexes[lastCategory].count() - 1) % elementsPerRow;
-                int indexToMove = d->invertedElementDictionary[current.row()].row() - d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory;
+                int indexToMove = current.row() - d->elementsInfo[current.row()].relativeOffsetToCategory;
 
                 if (d->forcedSelectionPosition >= lastCategoryLastRow)
                 {
@@ -1086,22 +1097,22 @@ QModelIndex KCategorizedView::moveCursor(CursorAction cursorAction,
                     indexToMove -= qMin((lastCategoryLastRow - d->forcedSelectionPosition + 1), d->forcedSelectionPosition + elementsPerRow + 1);
                 }
 
-                return d->elementDictionary[indexToMove];
+                return d->proxyModel->index(indexToMove, 0);
             }
         }
 
         case QAbstractItemView::MoveDown: {
-            if (d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory < (d->categoriesIndexes[theCategory].count() - 1 - ((d->categoriesIndexes[theCategory].count() - 1) % elementsPerRow)))
+            if (d->elementsInfo[current.row()].relativeOffsetToCategory < (d->categoriesIndexes[theCategory].count() - 1 - ((d->categoriesIndexes[theCategory].count() - 1) % elementsPerRow)))
             {
-                int indexToMove = d->invertedElementDictionary[current.row()].row();
-                indexToMove += qMin(elementsPerRow, d->categoriesIndexes[theCategory].count() - 1 - d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory);
+                int indexToMove = current.row();
+                indexToMove += qMin(elementsPerRow, d->categoriesIndexes[theCategory].count() - 1 - d->elementsInfo[current.row()].relativeOffsetToCategory);
 
-                return d->elementDictionary[indexToMove];
+                return d->proxyModel->index(indexToMove, 0);
             }
             else
             {
                 int afterCategoryLastRow = qMin(elementsPerRow, d->categoriesIndexes[afterCategory].count());
-                int indexToMove = d->invertedElementDictionary[current.row()].row() + (d->categoriesIndexes[theCategory].count() - d->elementsInfo[d->proxyModel->mapToSource(current).row()].relativeOffsetToCategory);
+                int indexToMove = current.row() + (d->categoriesIndexes[theCategory].count() - d->elementsInfo[current.row()].relativeOffsetToCategory);
 
                 if (d->forcedSelectionPosition >= afterCategoryLastRow)
                 {
@@ -1112,30 +1123,30 @@ QModelIndex KCategorizedView::moveCursor(CursorAction cursorAction,
                     indexToMove += qMin(d->forcedSelectionPosition, elementsPerRow);
                 }
 
-                return d->elementDictionary[indexToMove];
+                return d->proxyModel->index(indexToMove, 0);
             }
         }
 
         case QAbstractItemView::MoveLeft:
-            d->forcedSelectionPosition = d->elementsInfo[d->proxyModel->mapToSource(d->elementDictionary[d->proxyModel->index(d->invertedElementDictionary[current.row()].row() - 1, 0).row()]).row()].relativeOffsetToCategory % elementsPerRow;
+            d->forcedSelectionPosition = d->elementsInfo[current.row() - 1].relativeOffsetToCategory % elementsPerRow;
 
             if (d->forcedSelectionPosition < 0)
                 d->forcedSelectionPosition = (d->categoriesIndexes[theCategory].count() - 1) % elementsPerRow;
 
-            return d->elementDictionary[d->proxyModel->index(d->invertedElementDictionary[current.row()].row() - 1, 0).row()];
+            return d->proxyModel->index(current.row() - 1, 0);
 
         case QAbstractItemView::MoveRight:
-            d->forcedSelectionPosition = d->elementsInfo[d->proxyModel->mapToSource(d->elementDictionary[d->proxyModel->index(d->invertedElementDictionary[current.row()].row() + 1, 0).row()]).row()].relativeOffsetToCategory % elementsPerRow;
+            d->forcedSelectionPosition = d->elementsInfo[current.row() + 1].relativeOffsetToCategory % elementsPerRow;
 
             if (d->forcedSelectionPosition < 0)
                 d->forcedSelectionPosition = (d->categoriesIndexes[theCategory].count() - 1) % elementsPerRow;
 
-            return d->elementDictionary[d->proxyModel->index(d->invertedElementDictionary[current.row()].row() + 1, 0).row()];
+            return d->proxyModel->index(current.row() + 1, 0);
 
         default:
             break;
     }
-#endif
+
     return QListView::moveCursor(cursorAction, modifiers);
 }