From 0199662b9a4742a7b9e8f93170b901c71a8523df Mon Sep 17 00:00:00 2001
From: Matthias Braun <matze@braunis.de>
Date: Sun, 2 May 2004 22:26:04 +0000
Subject: [PATCH] fixed potential bug in Button class event handler

SVN-Revision: 928
---
 src/button.cpp | 77 ++++++++++++++++++++++++++--------------------------------
 src/button.h   |  4 +--
 2 files changed, 37 insertions(+), 44 deletions(-)

diff --git a/src/button.cpp b/src/button.cpp
index a62aac81d..03fa0c932 100644
--- a/src/button.cpp
+++ b/src/button.cpp
@@ -144,48 +144,38 @@ void Button::event(SDL_Event &event)
 {
   SDLKey key = event.key.keysym.sym;
 
-  if(event.motion.x > rect.x && event.motion.x < rect.x + rect.w &&
-      event.motion.y > rect.y && event.motion.y < rect.y + rect.h)
+  if(event.type == SDL_MOUSEBUTTONDOWN || event.type == SDL_MOUSEBUTTONUP)
     {
-      if(event.type == SDL_MOUSEBUTTONDOWN)
-        {
-          if(event.button.button == SDL_BUTTON_LEFT)
-            {
-              state = BUTTON_PRESSED;
-            }
-          else
-            {
-              show_info = true;
-            }
-        }
-      else if(event.type == SDL_MOUSEBUTTONUP)
-        {
-          if(event.button.button == SDL_BUTTON_LEFT && state == BUTTON_PRESSED)
-            {
-              state = BUTTON_CLICKED;
-            }
-          else if(event.button.button != SDL_BUTTON_LEFT && state != BUTTON_PRESSED)
-            {
-              show_info = true;
-            }
-        }
+      if(event.button.x < rect.x || event.button.x >= rect.x + rect.w ||
+         event.button.y < rect.y || event.button.y >= rect.y + rect.h)
+        return;
 
-      if(state != BUTTON_PRESSED && state != BUTTON_CLICKED)
+      if(event.button.button != SDL_BUTTON_LEFT)
         {
-          state = BUTTON_HOVER;
-          mouse_cursor->set_state(MC_LINK);
+          show_info = true;
+          return;
         }
+
+      if(event.type == SDL_MOUSEBUTTONDOWN)
+        state = BUTTON_PRESSED;
+      else
+        state = BUTTON_CLICKED;
     }
-  else if((event.type != SDL_KEYDOWN && event.type != SDL_KEYUP) || event.type == SDL_MOUSEMOTION)
+  else if(event.type == SDL_MOUSEMOTION)
     {
-      state = BUTTON_NONE;
+      if(event.motion.x < rect.x || event.motion.x >= rect.x + rect.w ||
+         event.motion.y < rect.y || event.motion.y >= rect.y + rect.h)
+        state = BUTTON_NONE;
+      else
+        state = BUTTON_HOVER;
+
+      popup_timer.start(1500);
       if(show_info)
         {
           show_info = false;
-        }
+        }                           
     }
-
-  if(event.type == SDL_KEYDOWN)
+  else if(event.type == SDL_KEYDOWN)
     {
       if(key == shortcut)
         state = BUTTON_PRESSED;
@@ -195,16 +185,6 @@ void Button::event(SDL_Event &event)
       if(state == BUTTON_PRESSED && key == shortcut)
         state = BUTTON_CLICKED;
     }
-  else if(event.type == SDL_MOUSEMOTION)
-    {
-      popup_timer.start(1500);
-    
-      if(show_info)
-        {
-          show_info = false;
-        }
-    }
-    
 }
 
 int Button::get_state()
@@ -292,3 +272,16 @@ void ButtonPanel::additem(Button* pbutton, int tag)
 
 }
 
+void ButtonPanel::set_button_size(int w, int h)
+{
+  bw = w;
+  bh = h;
+}
+
+Button* ButtonPanel::manipulate_button(int i)
+{
+  if(int(item.size())-1 < i)
+    return item[item.size()-1];
+  else
+    return item[i];
+}
diff --git a/src/button.h b/src/button.h
index d96428955..552fd22c6 100644
--- a/src/button.h
+++ b/src/button.h
@@ -71,8 +71,8 @@ public:
   Button* event(SDL_Event &event);
   void additem(Button* pbutton, int tag);
   Button* button_panel_event(SDL_Event& event);
-  void set_button_size(int w, int h) { bw = w; bh = h; }
-  Button* manipulate_button(int i) { if(item.size()-1 < i) { return item[item.size()-1]; } else { return item[i]; } };
+  void set_button_size(int w, int h);
+  Button* manipulate_button(int i);
 
 private:
   int bw, bh;
-- 
2.11.0