X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/d9ee52e4f0fbe9a1ae00d0e66f9e6f0a07fa319f..92929c357751afc31f7f1acbe3e724bdf307cf23:/lib/gui/elistbox.h

diff --git a/lib/gui/elistbox.h b/lib/gui/elistbox.h
index 9ec94665..00736535 100644
--- a/lib/gui/elistbox.h
+++ b/lib/gui/elistbox.h
@@ -4,6 +4,9 @@
 #include <lib/gui/ewidget.h>
 #include <connection.h>
 
+class eListbox;
+class eSlider;
+
 class iListboxContent: public iObject
 {
 public:
@@ -12,7 +15,7 @@ public:
 		/* indices go from 0 to size().
 		   the end is reached when the cursor is on size(), 
 		   i.e. one after the last entry (this mimics 
-		   stl behaviour)
+		   stl behavior)
 		   
 		   cursors never invalidate - they can become invalid
 		   when stuff is removed. Cursors will always try
@@ -21,7 +24,9 @@ public:
 		   anyway. */
 #ifndef SWIG	
 protected:
+	iListboxContent();
 	friend class eListbox;
+	virtual void updateClip(gRegion &){ };
 	virtual void cursorHome()=0;
 	virtual void cursorEnd()=0;
 	virtual int cursorMove(int count=1)=0;
@@ -34,6 +39,8 @@ protected:
 	
 	virtual int size()=0;
 	
+	virtual int currentCursorSelectable();
+	
 	void setListbox(eListbox *lb);
 	
 	// void setOutputDevice ? (for allocating colors, ...) .. requires some work, though
@@ -42,30 +49,88 @@ protected:
 		/* the following functions always refer to the selected item */
 	virtual void paint(gPainter &painter, eWindowStyle &style, const ePoint &offset, int selected)=0;
 	
+	virtual int getItemHeight()=0;
+	
 	eListbox *m_listbox;
 #endif
 };
 
+#ifndef SWIG
+struct eListboxStyle
+{
+	ePtr<gPixmap> m_background, m_selection;
+	int m_transparent_background;
+	gRGB m_background_color, m_background_color_selected, m_foreground_color, m_foreground_color_selected;
+	int m_background_color_set, m_foreground_color_set, m_background_color_selected_set, m_foreground_color_selected_set;
+
+		/*
+			{m_transparent_background m_background_color_set m_background}
+			{0 0 0} use global background color
+			{0 1 x} use background color
+			{0 0 p} use background picture
+			{1 x 0} use transparent background
+			{1 x p} use transparent background picture
+		*/
+};
+#endif
+
 class eListbox: public eWidget
 {
+	void updateScrollBar();
 public:
 	eListbox(eWidget *parent);
-	void setContent(iListboxContent *content);
-	
-	void moveSelection(int how);
+	~eListbox();
+
+	PSignal0<void> selectionChanged;
+
 	enum {
+		showOnDemand,
+		showAlways,
+		showNever
+	};
+	void setScrollbarMode(int mode);
+	void setWrapAround(bool);
+
+	void setContent(iListboxContent *content);
+
+/*	enum Movement {
 		moveUp,
 		moveDown,
 		moveTop,
 		moveEnd,
 		justCheck
+	}; */
+
+	int getCurrentIndex();
+	void moveSelection(long how);
+	void moveSelectionTo(int index);
+	void moveToEnd();
+	bool atBegin();
+	bool atEnd();
+
+	enum ListboxActions {
+		moveUp,
+		moveDown,
+		moveTop,
+		moveEnd,
+		pageUp,
+		pageDown,
+		justCheck
 	};
-protected:
-	int event(int event, void *data=0, void *data2=0);
-	void recalcSize();
-private:
-	friend class iListboxContent;
-	
+
+	void setItemHeight(int h);
+	void setSelectionEnable(int en);
+
+	void setBackgroundColor(gRGB &col);
+	void setBackgroundColorSelected(gRGB &col);
+	void setForegroundColor(gRGB &col);
+	void setForegroundColorSelected(gRGB &col);
+	void setBackgroundPicture(ePtr<gPixmap> &pixmap);
+	void setSelectionPicture(ePtr<gPixmap> &pixmap);
+
+#ifndef SWIG
+	struct eListboxStyle *getLocalStyle(void);
+
 		/* entryAdded: an entry was added *before* the given index. it's index is the given number. */
 	void entryAdded(int index);
 		/* entryRemoved: an entry with the given index was removed. */
@@ -73,12 +138,27 @@ private:
 		/* entryChanged: the entry with the given index was changed and should be redrawn. */
 	void entryChanged(int index);
 		/* the complete list changed. you should not attemp to keep the current index. */
-	void entryReset();
-	
+	void entryReset(bool cursorHome=true);
+
+	int getEntryTop();
+	void invalidate(const gRegion &region = gRegion::invalidRegion());
+protected:
+	int event(int event, void *data=0, void *data2=0);
+	void recalcSize();
+
+private:
+	int m_scrollbar_mode, m_prev_scrollbar_page;
+	bool m_content_changed;
+	bool m_enabled_wrap_around;
+
 	int m_top, m_selected;
 	int m_itemheight;
 	int m_items_per_page;
+	int m_selection_enabled;
 	ePtr<iListboxContent> m_content;
+	eSlider *m_scrollbar;
+	eListboxStyle m_style;
+#endif
 };
 
 #endif