X-Git-Url: https://cloud.milkyroute.net/gitweb/dolphin.git/blobdiff_plain/84033839269fe4cb8695ebc25b5634df97036650..20e13c31df64f5fe3dfd410a1b0a0bd78c07ba32:/src/kitemviews/kitemlistcontroller.h diff --git a/src/kitemviews/kitemlistcontroller.h b/src/kitemviews/kitemlistcontroller.h index b8de195eb..e9b70cdda 100644 --- a/src/kitemviews/kitemlistcontroller.h +++ b/src/kitemviews/kitemlistcontroller.h @@ -25,10 +25,11 @@ #include +#include "kitemset.h" + #include #include #include -#include class KItemModelBase; class KItemListKeyboardSearchManager; @@ -64,6 +65,8 @@ class LIBDOLPHINPRIVATE_EXPORT KItemListController : public QObject Q_PROPERTY(KItemModelBase* model READ model WRITE setModel) Q_PROPERTY(KItemListView *view READ view WRITE setView) Q_PROPERTY(SelectionBehavior selectionBehavior READ selectionBehavior WRITE setSelectionBehavior) + Q_PROPERTY(AutoActivationBehavior autoActivationBehavior READ autoActivationBehavior WRITE setAutoActivationBehavior) + Q_PROPERTY(MouseDoubleClickAction mouseDoubleClickAction READ mouseDoubleClickAction WRITE setMouseDoubleClickAction) public: enum SelectionBehavior { @@ -72,7 +75,22 @@ public: MultiSelection }; - KItemListController(QObject* parent = 0); + enum AutoActivationBehavior { + ActivationAndExpansion, + ExpansionOnly + }; + + enum MouseDoubleClickAction { + ActivateAndExpandItem, + ActivateItemOnly + }; + + /** + * @param model Model of the controller. The ownership is passed to the controller. + * @param view View of the controller. The ownership is passed to the controller. + * @param parent Optional parent object. + */ + KItemListController(KItemModelBase* model, KItemListView* view, QObject* parent = 0); virtual ~KItemListController(); void setModel(KItemModelBase* model); @@ -86,6 +104,12 @@ public: void setSelectionBehavior(SelectionBehavior behavior); SelectionBehavior selectionBehavior() const; + void setAutoActivationBehavior(AutoActivationBehavior behavior); + AutoActivationBehavior autoActivationBehavior() const; + + void setMouseDoubleClickAction(MouseDoubleClickAction action); + MouseDoubleClickAction mouseDoubleClickAction() const; + /** * Sets the delay in milliseconds when dragging an object above an item * until the item gets activated automatically. A value of -1 indicates @@ -104,6 +128,14 @@ public: void setAutoActivationDelay(int delay); int autoActivationDelay() const; + /** + * If set to true, the signals itemActivated() and itemsActivated() are emitted + * after a single-click of the left mouse button. If set to false (the default), + * the setting from KGlobalSettings::singleClick() is used. + */ + void setSingleClickActivationEnforced(bool singleClick); + bool singleClickActivationEnforced() const; + virtual bool showEvent(QShowEvent* event); virtual bool hideEvent(QHideEvent* event); virtual bool keyPressEvent(QKeyEvent* event); @@ -134,7 +166,7 @@ signals: * Is emitted if more than one item has been activated by pressing Return/Enter * when having a selection. */ - void itemsActivated(const QSet& indexes); + void itemsActivated(const KItemSet& indexes); void itemMiddleClicked(int index); @@ -168,14 +200,18 @@ signals: /** * Is emitted if a mouse-button has been pressed above an item. + * If the index is smaller than 0, the mouse-button has been pressed + * above the viewport. */ - void itemPressed(int index, Qt::MouseButton button); + void mouseButtonPressed(int itemIndex, Qt::MouseButtons buttons); /** * Is emitted if a mouse-button has been released above an item. - * It is assured that the signal itemPressed() has been emitted before. + * It is assured that the signal mouseButtonPressed() has been emitted before. + * If the index is smaller than 0, the mouse-button has been pressed + * above the viewport. */ - void itemReleased(int index, Qt::MouseButton button); + void mouseButtonReleased(int itemIndex, Qt::MouseButtons buttons); void itemExpansionToggleClicked(int index); @@ -183,9 +219,23 @@ signals: * Is emitted if a drop event is done above the item with the index * \a index. If \a index is < 0 the drop event is done above an * empty area of the view. + * TODO: Introduce a new signal viewDropEvent(QGraphicsSceneDragDropEvent), + * which is emitted if the drop event occurs on an empty area in + * the view, and make sure that index is always >= 0 in itemDropEvent(). */ void itemDropEvent(int index, QGraphicsSceneDragDropEvent* event); + /** + * Is emitted if a drop event is done between the item with the index + * \a index and the previous item. + */ + void aboveItemDropEvent(int index, QGraphicsSceneDragDropEvent* event); + + /** + * Is emitted if the Escape key is pressed. + */ + void escapePressed(); + void modelChanged(KItemModelBase* current, KItemModelBase* previous); void viewChanged(KItemListView* current, KItemListView* previous); @@ -229,16 +279,16 @@ private: void updateKeyboardAnchor(); /** - * @return Index for the next row based on the current index. - * If there is no next row the current index will be returned. + * @return Index for the next row based on \a index. + * If there is no next row \a index will be returned. */ - int nextRowIndex() const; + int nextRowIndex(int index) const; /** - * @return Index for the previous row based on the current index. - * If there is no previous row the current index will be returned. + * @return Index for the previous row based on \a index. + * If there is no previous row \a index will be returned. */ - int previousRowIndex() const; + int previousRowIndex(int index) const; /** * Helper method for updateKeyboardAnchor(), previousRowIndex() and nextRowIndex(). @@ -248,9 +298,20 @@ private: */ qreal keyboardAnchorPos(int index) const; + /** + * Dependent on the selection-behavior the extendedSelectionRegion-property + * of the KItemListStyleOption from the view should be adjusted: If no + * rubberband selection is used the property should be enabled. + */ + void updateExtendedSelectionRegion(); + private: + bool m_singleClickActivationEnforced; bool m_selectionTogglePressed; + bool m_clearSelectionIfItemsAreNotDragged; SelectionBehavior m_selectionBehavior; + AutoActivationBehavior m_autoActivationBehavior; + MouseDoubleClickAction m_mouseDoubleClickAction; KItemModelBase* m_model; KItemListView* m_view; KItemListSelectionManager* m_selectionManager; @@ -266,7 +327,7 @@ private: * the current selection it is remembered in m_oldSelection before the * rubberband gets activated. */ - QSet m_oldSelection; + KItemSet m_oldSelection; /** * Assuming a view is given with a vertical scroll-orientation, grouped items and