rnd-20030801-1-src

[rocksndiamonds.git] / src / libgame / gadgets.c

diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index 89276bcdbb1561d9d4c3cad38f03f829a1d8d077..d2af524ac4353ceb8505c59351ea8e9834ca17e0 100644 (file)
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -68,7 +68,7 @@ void DUMP_GADGET_MAP_STATE()
 {
   struct GadgetInfo *gi = gadget_list_first_entry;
 
-  while (gi)
+  while (gi != NULL)
   {
     printf("-XXX-1-> '%s': %s\n",
           gi->info_text, (gi->mapped ? "mapped" : "not mapped"));
@@ -80,22 +80,28 @@ void DUMP_GADGET_MAP_STATE()
 
 static struct GadgetInfo *getGadgetInfoFromMousePosition(int mx, int my)
 {
-  struct GadgetInfo *gi = gadget_list_first_entry;
+  struct GadgetInfo *gi;
 
-  while (gi)
+  /* open selectboxes may overlap other active gadgets, so check them first */
+  for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
   {
     if (gi->mapped && gi->active &&
-       ((mx >= gi->x && mx < gi->x + gi->width &&
-         my >= gi->y && my < gi->y + gi->height) ||
-        (gi->type & GD_TYPE_SELECTBOX && gi->selectbox.open &&
-         mx >= gi->selectbox.x && mx < gi->selectbox.x+gi->selectbox.width &&
-         my >= gi->selectbox.y && my < gi->selectbox.y+gi->selectbox.height)))
-      break;
+       gi->type & GD_TYPE_SELECTBOX && gi->selectbox.open &&
+       mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width &&
+       my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
+      return gi;
+  }
 
-    gi = gi->next;
+  /* check all other gadgets */
+  for (gi = gadget_list_first_entry; gi != NULL; gi = gi->next)
+  {
+    if (gi->mapped && gi->active &&
+       mx >= gi->x && mx < gi->x + gi->width &&
+       my >= gi->y && my < gi->y + gi->height)
+      return gi;
   }
 
-  return gi;
+  return NULL;
 }
 
 static void default_callback_info(void *ptr)
@@ -822,6 +828,7 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
     int border_xsize = gi->border.xsize;
     int border_ysize = gi->border.ysize;
     int button_size = gi->border.xsize_selectbutton;
+    int bottom_screen_border = gfx.sy + gfx.sysize - font_height;
     Bitmap *src_bitmap;
     int src_x, src_y;
 
@@ -842,10 +849,10 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
 
     gi->selectbox.x = gi->x;
     gi->selectbox.y = gi->y + gi->height;
-    if (gi->selectbox.y + gi->selectbox.height > gfx.real_sy + gfx.full_sysize)
+    if (gi->selectbox.y + gi->selectbox.height > bottom_screen_border)
       gi->selectbox.y = gi->y - gi->selectbox.height;
     if (gi->selectbox.y < 0)
-      gi->selectbox.y = gfx.real_sy + gfx.full_sysize - gi->selectbox.height;
+      gi->selectbox.y = bottom_screen_border - gi->selectbox.height;
 
     getFontCharSource(font_nr, FONT_ASCII_CURSOR, &src_bitmap, &src_x, &src_y);
     src_x += font_width / 2;
@@ -1033,7 +1040,7 @@ static void MultiMapGadgets(int mode)
   static boolean map_state[MAX_NUM_GADGETS];
   int map_count = 0;
 
-  while (gi)
+  while (gi != NULL)
   {
     if ((mode & MULTIMAP_PLAYFIELD &&
         gi->x < gfx.sx + gfx.sxsize) ||
@@ -1124,6 +1131,13 @@ void HandleGadgets(int mx, int my, int button)
   if (gadget_list_first_entry == NULL)
     return;
 
+  /* simulated release of mouse button over last gadget */
+  if (mx == -1 && my == -1 && button == 0)
+  {
+    mx = last_mx;
+    my = last_my;
+  }
+
   /* check which gadget is under the mouse pointer */
   new_gi = getGadgetInfoFromMousePosition(mx, my);
 
@@ -1185,7 +1199,7 @@ void HandleGadgets(int mx, int my, int button)
       /* if mouse button pressed inside activated selectbox, select value */
       if (my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
        gi->selectbox.current_index =
-         (my - gi->selectbox.y - gi->border.xsize) / getFontWidth(gi->font);
+         (my - gi->selectbox.y - gi->border.ysize) / getFontHeight(gi->font);
 
       if (gi->selectbox.current_index < 0)
        gi->selectbox.current_index = 0;
@@ -1231,8 +1245,8 @@ void HandleGadgets(int mx, int my, int button)
       (mx >= gi->x && mx < gi->x + gi->width &&
        my >= gi->y && my < gi->y + gi->height);
     gadget_released_inside_select_area =
-      (mx >= gi->selectbox.x && mx < gi->selectbox.x+gi->selectbox.width &&
-       my >= gi->selectbox.y && my < gi->selectbox.y+gi->selectbox.height);
+      (mx >= gi->selectbox.x && mx < gi->selectbox.x + gi->selectbox.width &&
+       my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height);
   }
   else
   {
@@ -1267,7 +1281,7 @@ void HandleGadgets(int mx, int my, int button)
   if (button == 0 && !release_event)
     gi = new_gi;
 
-  if (gi)
+  if (gi != NULL)
   {
     int last_x = gi->event.x;
     int last_y = gi->event.y;
@@ -1290,7 +1304,7 @@ void HandleGadgets(int mx, int my, int button)
       /* if mouse moving inside activated selectbox, select value */
       if (my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
        gi->selectbox.current_index =
-         (my - gi->selectbox.y - gi->border.xsize) / getFontWidth(gi->font);
+         (my - gi->selectbox.y - gi->border.ysize) / getFontHeight(gi->font);
 
       if (gi->selectbox.current_index < 0)
        gi->selectbox.current_index = 0;
@@ -1456,7 +1470,7 @@ void HandleGadgets(int mx, int my, int button)
       /* if mouse moving inside activated selectbox, select value */
       if (my >= gi->selectbox.y && my < gi->selectbox.y + gi->selectbox.height)
        gi->selectbox.current_index =
-         (my - gi->selectbox.y - gi->border.xsize) / getFontWidth(gi->font);
+         (my - gi->selectbox.y - gi->border.ysize) / getFontHeight(gi->font);
 
       if (gi->selectbox.current_index < 0)
        gi->selectbox.current_index = 0;
@@ -1540,6 +1554,10 @@ void HandleGadgets(int mx, int my, int button)
        gi->event_mask & GD_EVENT_OFF_BORDERS)
       gi->callback_action(gi);
   }
+
+  /* handle gadgets unmapped/mapped between pressing and releasing */
+  if (release_event && !gadget_released && new_gi)
+    new_gi->state = GD_BUTTON_UNPRESSED;
 }
 
 void HandleGadgetsKeyInput(Key key)