ZVISION: Add focus support for the ScriptManager

2 files changed, 20 insertions, 1 deletions

diff --git a/engines/zvision/script_manager.cpp b/engines/zvision/script_manager.cpp
index 8dd944b1e9..3126aee8bb 100644
--- a/engines/zvision/script_manager.cpp
+++ b/engines/zvision/script_manager.cpp
@@ -38,7 +38,8 @@
 namespace ZVision {
 
 ScriptManager::ScriptManager(ZVision *engine)
-	: _engine(engine) {
+	: _engine(engine),
+	  _currentlyFocusedControl(0) {
 }
 
 ScriptManager::~ScriptManager() {
@@ -254,6 +255,20 @@ void ScriptManager::disableControl(uint32 key) {
 	}
 }
 
+void ScriptManager::focusControl(uint32 key) {
+	for (Common::List<Control *>::iterator iter = _activeControls.begin(); iter != _activeControls.end(); iter++) {
+		uint32 controlKey = (*iter)->getKey();
+		
+		if (controlKey == key) {
+			(*iter)->focus();
+		} else if (controlKey == _currentlyFocusedControl) {
+			(*iter)->unfocus();
+		}
+	}
+
+	_currentlyFocusedControl = key;
+}
+
 void ScriptManager::onMouseDown(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) {
 	for (Common::List<Control *>::iterator iter = _activeControls.begin(); iter != _activeControls.end(); iter++) {
 		(*iter)->onMouseDown(screenSpacePos, backgroundImageSpacePos);
diff --git a/engines/zvision/script_manager.h b/engines/zvision/script_manager.h
index 274905f88d..349f259198 100644
--- a/engines/zvision/script_manager.h
+++ b/engines/zvision/script_manager.h
@@ -74,6 +74,8 @@ private:
 
 	Location _currentLocation;
 
+	uint32 _currentlyFocusedControl;
+
 public:
 	void initialize();
 	void update(uint deltaTimeMillis);
@@ -88,6 +90,8 @@ public:
 	void enableControl(uint32 key);
 	void disableControl(uint32 key);
 
+	void focusControl(uint32 key);
+
 	/**
 	 * Called when LeftMouse is pushed.
 	 *