added mouse over effect

svn-id: r4466

4 files changed, 28 insertions, 7 deletions

diff --git a/gui/dialog.cpp b/gui/dialog.cpp
index 2cdc1f4380..31ab646236 100644
--- a/gui/dialog.cpp
+++ b/gui/dialog.cpp
@@ -43,6 +43,19 @@ void Dialog::handleClick(int x, int y, int button)
 		w->handleClick(button);
 }
 
+void Dialog::handleMouseMoved(int x, int y, int button)
+{
+	Widget *w = findWidget(x - _x, y - _y);
+	if (_mouseWidget != w) {
+		if (_mouseWidget)
+			_mouseWidget->handleMouseLeft(button);
+		if (w)
+			w->handleMouseEntered(button);
+		_mouseWidget = w;
+	}
+}
+
+
 /*
  * Determine the widget at location (x,y) if any. Assumes the coordinates are
  * in the local coordinate system, i.e. relative to the top left of the dialog.
diff --git a/gui/dialog.h b/gui/dialog.h
index 424af5cebb..a164cc0185 100644
--- a/gui/dialog.h
+++ b/gui/dialog.h
@@ -35,9 +35,10 @@ protected:
 	Widget	*_firstWidget;
 	int16	_x, _y;
 	uint16	_w, _h;
+	Widget	*_mouseWidget;
 public:
 	Dialog(NewGui *gui, int x, int y, int w, int h)
-		: _gui(gui), _firstWidget(0), _x(x), _y(y), _w(w), _h(h)
+		: _gui(gui), _firstWidget(0), _x(x), _y(y), _w(w), _h(h), _mouseWidget(0)
 		{}
 
 	virtual void draw();
@@ -46,6 +47,7 @@ public:
 	virtual void handleClick(int x, int y, int button);
 	virtual void handleKey(char key, int modifiers) // modifiers = alt/shift/ctrl etc.
 		{ if (key == 27) close(); }
+	virtual void handleMouseMoved(int x, int y, int button);
 	virtual void handleCommand(uint32 cmd)
 		{}
 
diff --git a/gui/widget.cpp b/gui/widget.cpp
index 6168eca278..35e0afc366 100644
--- a/gui/widget.cpp
+++ b/gui/widget.cpp
@@ -53,7 +53,7 @@ void Widget::draw()
 	}
 	
 	// Now perform the actual widget draw
-	drawWidget(false);
+	drawWidget(_flags & WIDGET_HILITED);
 	
 	if (_flags & WIDGET_BORDER) {
 		_x -= 4;
diff --git a/gui/widget.h b/gui/widget.h
index 30b0b6c431..ec83d723ad 100644
--- a/gui/widget.h
+++ b/gui/widget.h
@@ -29,9 +29,10 @@ class Dialog;
 enum {
 	WIDGET_ENABLED		= 1 << 0,
 	WIDGET_INVISIBLE	= 1 << 1,
-	WIDGET_BORDER		= 1 << 2,
-	WIDGET_CLEARBG		= 1 << 3,
-	WIDGET_WANT_TICKLE	= 1 << 4,
+	WIDGET_HILITED		= 1 << 2,
+	WIDGET_BORDER		= 1 << 3,
+	WIDGET_CLEARBG		= 1 << 4,
+	WIDGET_WANT_TICKLE	= 1 << 5,
 };
 
 /* Widget */
@@ -47,7 +48,9 @@ protected:
 public:
 	Widget(Dialog *boss, int x, int y, int w, int h);
 
-	virtual void handleClick(int button) {}
+	virtual void handleClick(int button)		{}
+	virtual void handleMouseEntered(int button)	{}
+	virtual void handleMouseLeft(int button)	{}
 	void draw();
 
 	void setFlags(int flags)	{ _flags |= flags; }
@@ -76,13 +79,16 @@ protected:
 /* ButtonWidget */
 class ButtonWidget : public StaticTextWidget {
 protected:
-	uint8	_hotkey;
 	uint32	_cmd;
+	uint8	_hotkey;
 public:
 	ButtonWidget(Dialog *boss, int x, int y, int w, int h, const char *label, uint32 cmd);
 	void setCmd(uint32 cmd);
 	uint32 getCmd();
 	void handleClick(int button);
+
+	void handleMouseEntered(int button)	{ printf("handleMouseEntered\n"); setFlags(WIDGET_HILITED); draw(); }
+	void handleMouseLeft(int button)	{ printf("handleMouseLeft\n"); clearFlags(WIDGET_HILITED); draw(); }
 };