From 61e7a86bf1dad5f041802e539950185eb921bd68 Mon Sep 17 00:00:00 2001
From: Holger Schemel <info@artsoft.org>
Date: Sat, 7 Jan 2006 04:07:19 +0100
Subject: [PATCH] rnd-20060107-2-src * uploaded fixed pre-release version
 3.2.0-6 binary and source code

---
 ChangeLog             |  5 +++++
 src/conftime.h        |  2 +-
 src/editor.c          |  9 ++++++---
 src/game.c            |  4 ++--
 src/libgame/gadgets.c | 16 +++++++++++++---
 5 files changed, 27 insertions(+), 9 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index f1ac350b..921fa6ad 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,12 @@
+2006-01-07
+	* uploaded fixed pre-release version 3.2.0-6 binary and source code
+
 2006-01-07
 	* fixed bug when using "CE can leave behind <trigger element>"
 	* added new change condition "(after/when) creation of <element>"
 	* added new change condition "(after/when) digging <element>"
+	* fixed bug accessing invalid gadget that caused crashes under Windows
+	* deactivated new possibility for multiple CE changes per frame
 
 2006-01-04
 	* uploaded pre-release (test) version 3.2.0-6 binary and source code
diff --git a/src/conftime.h b/src/conftime.h
index aa297a36..96bddd7f 100644
--- a/src/conftime.h
+++ b/src/conftime.h
@@ -1 +1 @@
-#define COMPILE_DATE_STRING "[2006-01-07 01:18]"
+#define COMPILE_DATE_STRING "[2006-01-07 03:59]"
diff --git a/src/editor.c b/src/editor.c
index fe1c0301..1f75066a 100644
--- a/src/editor.c
+++ b/src/editor.c
@@ -4603,9 +4603,8 @@ static void ReinitializeElementList()
     }
   }
 
-  /* this function is also called before editor gadgets are initialized */
-  if (level_editor_gadget[GADGET_ID_SCROLL_LIST_VERTICAL] != NULL)
-    AdjustElementListScrollbar();
+  /* (this function is also called before editor gadgets are initialized!) */
+  AdjustElementListScrollbar();
 }
 
 void PrintEditorElementList()
@@ -5754,7 +5753,11 @@ void FreeLevelEditorGadgets()
   int i;
 
   for (i = 0; i < NUM_EDITOR_GADGETS; i++)
+  {
     FreeGadget(level_editor_gadget[i]);
+
+    level_editor_gadget[i] = NULL;
+  }
 }
 
 static void MapCounterButtons(int id)
diff --git a/src/game.c b/src/game.c
index 40e92ffe..1f4d8a01 100644
--- a/src/game.c
+++ b/src/game.c
@@ -607,10 +607,10 @@ static int playfield_scan_delta_x = 1;
 static int playfield_scan_delta_y = 1;
 
 #define SCAN_PLAYFIELD(x, y)	for ((y) = playfield_scan_start_y;	\
-				     (y) >= 0 && (y) <= lev_fieldy;	\
+				     (y) >= 0 && (y) <= lev_fieldy - 1;	\
 				     (y) += playfield_scan_delta_y)	\
 				for ((x) = playfield_scan_start_x;	\
-				     (x) >= 0 && (x) <= lev_fieldx;	\
+				     (x) >= 0 && (x) <= lev_fieldx - 1;	\
 				     (x) += playfield_scan_delta_x)	\
 
 static void InitPlayfieldScanModeVars()
diff --git a/src/libgame/gadgets.c b/src/libgame/gadgets.c
index 2f980f3c..1b368c56 100644
--- a/src/libgame/gadgets.c
+++ b/src/libgame/gadgets.c
@@ -163,12 +163,16 @@ static void default_callback_action(void *ptr)
 
 static void DrawGadget(struct GadgetInfo *gi, boolean pressed, boolean direct)
 {
+  struct GadgetDesign *gd;
   int state = (pressed ? GD_BUTTON_PRESSED : GD_BUTTON_UNPRESSED);
-  struct GadgetDesign *gd = (!gi->active ? &gi->alt_design[state] :
-			     gi->checked ? &gi->alt_design[state] :
-			     &gi->design[state]);
   boolean redraw_selectbox = FALSE;
 
+  if (gi == NULL)
+    return;
+
+  gd = (!gi->active ? &gi->alt_design[state] :
+ 	gi->checked ? &gi->alt_design[state] : &gi->design[state]);
+
   switch (gi->type)
   {
     case GD_TYPE_NORMAL_BUTTON:
@@ -686,6 +690,9 @@ static void HandleGadgetTags(struct GadgetInfo *gi, int first_tag, va_list ap)
 {
   int tag = first_tag;
 
+  if (gi == NULL)
+    return;
+
   while (tag != GDI_END)
   {
     switch(tag)
@@ -1149,6 +1156,9 @@ void ModifyGadget(struct GadgetInfo *gi, int first_tag, ...)
 
 void RedrawGadget(struct GadgetInfo *gi)
 {
+  if (gi == NULL)
+    return;
+
   if (gi->mapped)
     DrawGadget(gi, gi->state, gi->direct_draw);
 }
-- 
2.34.1