Fix focus-rectangle issues

[dolphin.git] / src / kitemviews / kitemlistwidget.h

diff --git a/src/kitemviews/kitemlistwidget.h b/src/kitemviews/kitemlistwidget.h
index 02e5998f99596a319372f44084d5279cc4767ea7..4c8ff1a9520fd30975ab1f9f644e0274a866eed2 100644 (file)
--- a/src/kitemviews/kitemlistwidget.h
+++ b/src/kitemviews/kitemlistwidget.h
@@ -27,6 +27,7 @@
 
 #include <kitemviews/kitemliststyleoption.h>
 
+#include <QBitArray>
 #include <QGraphicsWidget>
 #include <QStyle>
 
@@ -64,8 +65,12 @@ public:
     void setVisibleRoles(const QList<QByteArray>& roles);
     QList<QByteArray> visibleRoles() const;
 
-    void setVisibleRolesSizes(const QHash<QByteArray, QSizeF> rolesSizes);
-    QHash<QByteArray, QSizeF> visibleRolesSizes() const;
+    /**
+     * Sets the width of a role that should be used if the alignment of the content
+     * should be done in columns.
+     */
+    void setColumnWidth(const QByteArray& role, qreal width);
+    qreal columnWidth(const QByteArray& role) const;
 
     void setStyleOption(const KItemListStyleOption& option);
     const KItemListStyleOption& styleOption() const;
@@ -81,12 +86,22 @@ public:
     void setHovered(bool hovered);
     bool isHovered() const;
 
-    void setAlternatingBackgroundColors(bool enable);
-    bool alternatingBackgroundColors() const;
+    void setAlternateBackground(bool enable);
+    bool alternateBackground() const;
 
     void setEnabledSelectionToggle(bool enabled);
     bool enabledSelectionToggle() const;
 
+    /**
+     * Sets the sibling information for the item and all of its parents.
+     * The sibling information of the upper most parent is represented by
+     * the first bit, the sibling information of the item by the last bit.
+     * The sibling information is useful for drawing the branches in
+     * tree views.
+     */
+    void setSiblingsInformation(const QBitArray& siblings);
+    QBitArray siblingsInformation() const;
+
     /**
      * @return True if \a point is inside KItemListWidget::hoverRect(),
      *         KItemListWidget::textRect(), KItemListWidget::selectionToggleRect()
@@ -105,6 +120,15 @@ public:
      */
     virtual QRectF textRect() const = 0;
 
+    /**
+     * @return Focus rectangle for indicating the current item. Per default
+     *         textRect() will be returned. Overwrite this method if textRect()
+     *         provides a larger rectangle than the actual text (e.g. to
+     *         be aligned with the iconRect()). The textFocusRect() may not be
+     *         outside the boundaries of textRect().
+     */
+    virtual QRectF textFocusRect() const;
+
     /**
      * @return Rectangle for the selection-toggle that is used to select or deselect an item.
      *         Per default an empty rectangle is returned which means that no selection-toggle
@@ -122,13 +146,14 @@ public:
 protected:
     virtual void dataChanged(const QHash<QByteArray, QVariant>& current, const QSet<QByteArray>& roles = QSet<QByteArray>());
     virtual void visibleRolesChanged(const QList<QByteArray>& current, const QList<QByteArray>& previous);
-    virtual void visibleRolesSizesChanged(const QHash<QByteArray, QSizeF>& current, const QHash<QByteArray, QSizeF>& previous);
+    virtual void columnWidthChanged(const QByteArray& role, qreal current, qreal previous);
     virtual void styleOptionChanged(const KItemListStyleOption& current, const KItemListStyleOption& previous);
     virtual void currentChanged(bool current);
     virtual void selectedChanged(bool selected);
     virtual void hoveredChanged(bool hovered);
-    virtual void alternatingBackgroundColorsChanged(bool enabled);
-    virtual void resizeEvent(QGraphicsSceneResizeEvent* event);    
+    virtual void alternateBackgroundChanged(bool enabled);
+    virtual void siblingsInformationChanged(const QBitArray& current, const QBitArray& previous);
+    virtual void resizeEvent(QGraphicsSceneResizeEvent* event);
 
     /**
      * @return The current opacity of the hover-animation. When implementing a custom painting-code for a hover-state
@@ -152,12 +177,13 @@ private:
     bool m_selected;
     bool m_current;
     bool m_hovered;
-    bool m_alternatingBackgroundColors;
+    bool m_alternateBackground;
     bool m_enabledSelectionToggle;
     QHash<QByteArray, QVariant> m_data;
     QList<QByteArray> m_visibleRoles;
-    QHash<QByteArray, QSizeF> m_visibleRolesSizes;
+    QHash<QByteArray, qreal> m_columnWidths;
     KItemListStyleOption m_styleOption;
+    QBitArray m_siblingsInfo;
 
     qreal m_hoverOpacity;
     mutable QPixmap* m_hoverCache;