From eb428857eabd6f73441ed777d485885e252f5d31 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 24 Mar 2013 17:27:30 +0200
Subject: [PATCH] Don't let input events that are passed to widgets go to other
 consumers

This was removed with event handling changes a while back, because other
changes needed to be made in libmspgui before reimplementation was
possible.
---
 source/root.cpp | 58 ++++++++++++++++++++++++++++++++++++++++++++-----
 source/root.h   | 12 +++++-----
 2 files changed, 58 insertions(+), 12 deletions(-)

diff --git a/source/root.cpp b/source/root.cpp
index 89db305..1dea150 100644
--- a/source/root.cpp
+++ b/source/root.cpp
@@ -109,27 +109,41 @@ void Root::render() const
 	Widget::render(renderer);
 }
 
-void Root::button_press_event(unsigned btn)
+bool Root::button_press_event(unsigned btn)
 {
 	if(visible)
 	{
+		Widget *old_focus = pointer_focus;
+
 		int x, y;
 		get_pointer(x, y);
 		button_press(x, y, btn);
+
+		if(pointer_focus || old_focus)
+			return true;
 	}
+
+	return false;
 }
 
-void Root::button_release_event(unsigned btn)
+bool Root::button_release_event(unsigned btn)
 {
 	if(visible)
 	{
+		Widget *old_focus = pointer_focus;
+
 		int x, y;
 		get_pointer(x, y);
 		button_release(x, y, btn);
+
+		if(pointer_focus || old_focus)
+			return true;
 	}
+
+	return false;
 }
 
-void Root::axis_motion_event(unsigned, float, float)
+bool Root::axis_motion_event(unsigned, float, float)
 {
 	if(visible)
 	{
@@ -149,26 +163,58 @@ void Root::axis_motion_event(unsigned, float, float)
 				lbl_tooltip->set_visible(false);
 			tooltip_target = 0;
 		}
+
+		if(pointer_focus)
+			return true;
 	}
+
+	return false;
 }
 
-void Root::key_press_event(unsigned key)
+bool Root::key_press_event(unsigned key)
 {
 	// XXX Modifiers
 	if(visible)
+	{
+		Widget *old_focus = input_focus;
+
 		key_press(key, 0);
+
+		if(input_focus || old_focus)
+			return true;
+	}
+
+	return false;
 }
 
-void Root::key_release_event(unsigned key)
+bool Root::key_release_event(unsigned key)
 {
 	if(visible)
+	{
+		Widget *old_focus = input_focus;
+
 		key_release(key, 0);
+
+		if(input_focus || old_focus)
+			return true;
+	}
+
+	return false;
 }
 
-void Root::character_event(StringCodec::unichar ch)
+bool Root::character_event(StringCodec::unichar ch)
 {
 	if(visible)
+	{
+		Widget *old_focus = input_focus;
+
 		character(ch);
+
+		if(input_focus || old_focus)
+			return true;
+	}
+
+	return false;
 }
 
 void Root::get_pointer(int &x, int &y)
diff --git a/source/root.h b/source/root.h
index 4e5309f..5d5a3d1 100644
--- a/source/root.h
+++ b/source/root.h
@@ -54,12 +54,12 @@ public:
 	void render() const;
 
 private:
-	void button_press_event(unsigned);
-	void button_release_event(unsigned);
-	void axis_motion_event(unsigned, float, float);
-	void key_press_event(unsigned);
-	void key_release_event(unsigned);
-	void character_event(StringCodec::unichar);
+	bool button_press_event(unsigned);
+	bool button_release_event(unsigned);
+	bool axis_motion_event(unsigned, float, float);
+	bool key_press_event(unsigned);
+	bool key_release_event(unsigned);
+	bool character_event(StringCodec::unichar);
 
 	void get_pointer(int &, int &);
 };
-- 
2.43.0