From 615c1f1544cabbe7ed4b33a1bde10b1b2ab71d2e Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Thu, 18 Apr 2013 22:22:52 +0200
Subject: Make 'mouse button down, move mouse in/out of button' work correctly.

---
 plugingui/button.cc | 39 ++++++++++++++++++++++++++-------------
 plugingui/button.h  |  8 +++++++-
 2 files changed, 33 insertions(+), 14 deletions(-)

diff --git a/plugingui/button.cc b/plugingui/button.cc
index d03bc01..c316ef3 100644
--- a/plugingui/button.cc
+++ b/plugingui/button.cc
@@ -54,7 +54,9 @@ GUI::Button::Button(Widget *parent)
   box_down.bottomRight = new Image(":pushbuttondown_br.png");
   box_down.center      = new Image(":pushbuttondown_c.png");
 
-  state = up;
+  draw_state = up;
+  button_state = up;
+
   handler = NULL;
   ptr = NULL;
 }
@@ -68,14 +70,19 @@ void GUI::Button::registerClickHandler(void (*handler)(void *), void *ptr)
 void GUI::Button::buttonEvent(ButtonEvent *e)
 {
   if(e->direction == 1) {
-    state = down;
+    draw_state = down;
+    button_state = down;
+    in_button = true;
     repaintEvent(NULL);
   }
   if(e->direction == -1) {
-    state = up;
+    draw_state = up;
+    button_state = up;
     repaintEvent(NULL);
-    clicked();
-    if(handler) handler(ptr);
+    if(in_button) {
+      clicked();
+      if(handler) handler(ptr);
+    }
   }
 }
 
@@ -89,8 +96,7 @@ void GUI::Button::repaintEvent(GUI::RepaintEvent *e)
   int h = height();
   if(w == 0 || h == 0) return;
 
-
-  switch(state) {
+  switch(draw_state) {
   case up:
     p.drawBox(0, 0, &box_up, w, h);
     break;
@@ -101,8 +107,8 @@ void GUI::Button::repaintEvent(GUI::RepaintEvent *e)
 
   Font font(":fontemboss.png");
   p.setColour(Colour(0.1));
-  p.drawText(width()/2-(text.length()*3)+(state==up?0:1),
-             height()/2+5+(state==up?0:1), font, text, true);
+  p.drawText(width()/2-(text.length()*3)+(draw_state==up?0:1),
+             height()/2+5+1+(draw_state==up?0:1), font, text, true);
 }
 
 void GUI::Button::setText(std::string text)
@@ -113,18 +119,25 @@ void GUI::Button::setText(std::string text)
 
 void GUI::Button::mouseLeaveEvent()
 {
-  DEBUG(button, "Leave\n");
-  if(state == down) {
-    state = up;
+  in_button = false;
+  if(button_state == down) {
+    draw_state = up;
     repaintEvent(NULL);
   }
 }
 
 void GUI::Button::mouseEnterEvent()
 {
-  DEBUG(button, "Enter\n");
+  in_button = true;
+  if(button_state == down) {
+    draw_state = down;
+    repaintEvent(NULL);
+  }
 }
 
+void GUI::Button::mouseMoveEvent(MouseMoveEvent *e)
+{
+}
 
 #ifdef TEST_BUTTON
 //Additional dependency files
diff --git a/plugingui/button.h b/plugingui/button.h
index 89cabf5..682dfa2 100644
--- a/plugingui/button.h
+++ b/plugingui/button.h
@@ -39,6 +39,7 @@ public:
   Button(Widget *parent);
 
   bool isFocusable() { return true; }
+  bool catchMouse() { return true; }
 
   void setText(std::string text);
 
@@ -52,8 +53,11 @@ public:
 
   virtual void mouseLeaveEvent();
   virtual void mouseEnterEvent();
+  virtual void mouseMoveEvent(MouseMoveEvent *e);
 
 private:
+  bool in_button;
+
   Painter::Box box_up;
   Painter::Box box_down;
 
@@ -63,7 +67,9 @@ private:
   } state_t;
 
   std::string text;
-  state_t state;
+
+  state_t draw_state;
+  state_t button_state;
 
   void (*handler)(void *);
   void *ptr;
-- 
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