GRAPHICS: MACGUI: Added possibility to specify WM behaviour

graphics/macgui/macwindowmanager.cpp

@@ -149,7 +149,10 @@ MacWindowManager::MacWindowManager() {
 	_lastId = 0;
 	_activeWindow = -1;
 
+	_mode = kWMModeNone;
+
 	_menu = 0;
+	_menuDelay = 0;
 
 	_fullRefresh = true;
 
@@ -279,7 +282,7 @@ void MacWindowManager::draw() {
 
 	removeMarked();
 
-	if (_fullRefresh)
+	if (_fullRefresh && !(_mode & kWMModeNoDesktop))
 		drawDesktop();
 
 	for (Common::List<BaseMacWindow *>::const_iterator it = _windowStack.begin(); it != _windowStack.end(); it++) {

graphics/macgui/macwindowmanager.h

@@ -55,6 +55,13 @@ enum {
 	kPatternLightGray = 5,
 	kPatternDarkGray = 6
 };
+
+enum {
+	kWMModeNone         = 0,
+	kWMModeNoDesktop    = (1 << 0),
+	kWMModeAutohideMenu = (1 << 1)
+};
+
 }
 using namespace MacGUIConstants;
 
@@ -132,6 +139,16 @@ public:
 	 * @return Pointer to a new empty menu.
 	 */
 	MacMenu *addMenu();
+
+	/**
+	 * Set hot zone where menu appears (works only with autohide menu)
+	 */
+	void setMenuHotzone(const Common::Rect &rect) { _menuHotzone = rect; }
+
+	/**
+	 * Set delay in milliseconds when menu appears (works only with autohide menu)
+	 */
+	void setMenuDelay(int delay) { _menuDelay = delay; }
 	/**
 	 * Set the desired window state to active.
 	 * @param id ID of the window that has to be set to active.
@@ -187,6 +204,8 @@ public:
 	void pushWatchCursor();
 	void popCursor();
 
+	void setMode(uint32 mode) { _mode = mode; }
+
 public:
 	MacFontManager *_fontMan;
 
@@ -200,6 +219,8 @@ private:
 private:
 	ManagedSurface *_screen;
 
+	uint32 _mode;
+
 	Common::List<BaseMacWindow *> _windowStack;
 	Common::Array<BaseMacWindow *> _windows;
 
@@ -214,6 +235,8 @@ private:
 	MacPatterns _patterns;
 
 	MacMenu *_menu;
+	Common::Rect _menuHotzone;
+	uint32 _menuDelay;
 
 	bool _cursorIsArrow;
 };