# HG changeset patch
# User bsmith@81767d24-ef19-dc11-ae90-00e081727c95
# Date 1325944798 0
# Node ID 783a464afab257b4db5567ac7fdcd969255fe857
# Parent  eecfceaf581f9d787928a7bd5375b9c8498ea537
Added window and box support to dw_window_get_preferred_size() on OS/2 and Windows.
Fixed a number of potentially dangerous code segments on OS/2 and Windows.
Updated inaccurate comments due to cut and paste and code changes and the readme.

diff -r eecfceaf581f -r 783a464afab2 mac/dw.m
--- a/mac/dw.m	Sat Jan 07 03:46:10 2012 +0000
+++ b/mac/dw.m	Sat Jan 07 13:59:58 2012 +0000
@@ -8524,7 +8524,7 @@
             /* Calculate space requirements */
             _resize_box(thisbox, &depth, (int)width, (int)height, 1);
           
-            /* Might need to take into account the window border here */
+            /* Update components that need auto-sizing */
             if(width < 1) content.size.width = thisbox->minwidth;
             if(height < 1) content.size.height = thisbox->minheight;
         }
@@ -8558,9 +8558,10 @@
             /* Calculate space requirements */
             _resize_box(thisbox, &depth, 0, 0, 1);
             
+            /* Figure out the border size */
             frame = [NSWindow frameRectForContentRect:NSMakeRect(0, 0, thisbox->minwidth, thisbox->minheight) styleMask:[object styleMask]];
             
-            /* Might need to take into account the window border here */
+            /* Return what was requested */
             if(width) *width = frame.size.width;
             if(height) *height = frame.size.height;
         }
@@ -8576,7 +8577,7 @@
             /* Calculate space requirements */
             _resize_box(thisbox, &depth, 0, 0, 1);
             
-            /* Might need to take into account the window border here */
+            /* Return what was requested */
             if(width) *width = thisbox->minwidth;
             if(height) *height = thisbox->minheight;
         }
diff -r eecfceaf581f -r 783a464afab2 os2/dw.c
--- a/os2/dw.c	Sat Jan 07 03:46:10 2012 +0000
+++ b/os2/dw.c	Sat Jan 07 13:59:58 2012 +0000
@@ -329,7 +329,7 @@
    henum = WinBeginEnumWindows(handle);
    while((child = WinGetNextWindow(henum)) != NULLHANDLE)
    {
-      char tmpbuf[100];
+      char tmpbuf[100] = {0};
 
       WinQueryClassName(child, 99, (PCH)tmpbuf);
 
@@ -354,7 +354,7 @@
    henum = WinBeginEnumWindows(handle);
    while((child = WinGetNextWindow(henum)) != NULLHANDLE)
    {
-      char tmpbuf[100];
+      char tmpbuf[100] = {0};
 
       WinQueryClassName(child, 99, (PCH)tmpbuf);
 
@@ -433,7 +433,7 @@
    if(ptr)
    {
       WindowData *wd = (WindowData *)ptr;
-      char tmpbuf[100];
+      char tmpbuf[100] = {0};
 
       WinQueryClassName(handle, 99, (PCH)tmpbuf);
 
@@ -524,7 +524,7 @@
  */
 int _validate_focus(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    if(!handle)
       return 0;
@@ -625,7 +625,7 @@
          }
          else
          {
-            char tmpbuf[100] = "";
+            char tmpbuf[100] = {0};
 
             WinQueryClassName(box->items[z].hwnd, 99, (PCH)tmpbuf);
             if(strncmp(tmpbuf, SplitbarClassName, strlen(SplitbarClassName)+1)==0)
@@ -760,7 +760,7 @@
          }
          else
          {
-            char tmpbuf[100] = "";
+            char tmpbuf[100] = {0};
 
             WinQueryClassName(box->items[z].hwnd, 99, (PCH)tmpbuf);
             if(strncmp(tmpbuf, SplitbarClassName, strlen(SplitbarClassName)+1)==0)
@@ -1005,7 +1005,7 @@
 
 void _check_resize_notebook(HWND hwnd)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    WinQueryClassName(hwnd, 99, (PCH)tmpbuf);
 
@@ -1254,7 +1254,7 @@
          {
             int pad = thisbox->items[z].pad;
             HWND handle = thisbox->items[z].hwnd;
-            char tmpbuf[100];
+            char tmpbuf[100] = {0};
            
             WinQueryClassName(handle, 99, (PCH)tmpbuf);
 
@@ -2124,7 +2124,7 @@
 
 void _click_default(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    WinQueryClassName(handle, 99, (PCH)tmpbuf);
 
@@ -2171,7 +2171,7 @@
 {
    WindowData *blah = (WindowData *)WinQueryWindowPtr(hWnd, QWP_USER);
    PFNWP oldproc = 0;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    if(blah)
       oldproc = blah->oldproc;
@@ -4640,7 +4640,7 @@
 void _control_size(HWND handle, int *width, int *height)
 {
    int thiswidth = 1, thisheight = 1, extrawidth = 0, extraheight = 0;
-   char tmpbuf[100], *buf = dw_window_get_text(handle);
+   char tmpbuf[100] = {0}, *buf = dw_window_get_text(handle);
    static char testtext[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
 
    WinQueryClassName(handle, 99, (PCH)tmpbuf);
@@ -6667,7 +6667,7 @@
  */
 void API dw_window_disable(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    if(handle < 65536)
    {
@@ -6768,7 +6768,7 @@
 {
    HENUM henum;
    HWND child;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    henum = WinBeginEnumWindows(handle);
    while((child = WinGetNextWindow(henum)) != NULLHANDLE)
@@ -6827,7 +6827,7 @@
    {
       int z, x = 0;
       Item *tmpitem, *thisitem = thisbox->items;
-      char tmpbuf[100];
+      char tmpbuf[100] = {0};
       HWND frame = (HWND)dw_window_get_data(item, "_dw_combo_box");
 
       /* Do some sanity bounds checking */
@@ -7001,7 +7001,44 @@
  */
 void API dw_window_get_preferred_size(HWND handle, int *width, int *height)
 {
-    _control_size(handle, width, height);
+   char tmpbuf[100] = {0};
+
+   WinQueryClassName(handle, 99, (PCH)tmpbuf);
+
+   if(strncmp(tmpbuf, "#1", 3)==0)
+   {
+      HWND box = WinWindowFromID(handle, FID_CLIENT);
+      
+      if(box)
+      {
+         unsigned long thiswidth = 0, thisheight = 0;
+         
+         /* Get the size with the border */
+         _get_window_for_size(handle, &thiswidth, &thisheight);
+         
+         /* Return what was requested */
+         if(width) *width = (int)thiswidth;
+         if(height) *height = (int)thisheight;
+      }
+      else
+      {
+         Box *thisbox = WinQueryWindowPtr(handle, QWP_USER);
+         
+         if(thisbox)
+         {
+            int depth = 0;
+            
+            /* Calculate space requirements */
+            _resize_box(thisbox, &depth, 0, 0, 1);
+            
+            /* Return what was requested */
+            if(width) *width = thisbox->minwidth;
+            if(height) *height = thisbox->minheight;
+         }
+      }
+   }
+   else
+      _control_size(handle, width, height);
 }
 
 /*
@@ -7428,7 +7465,7 @@
  */
 void API dw_listbox_select(HWND handle, int index, int state)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    WinSendMsg(handle, LM_SELECTITEM, MPFROMSHORT(index), (MPARAM)state);
 
diff -r eecfceaf581f -r 783a464afab2 readme
--- a/readme	Sat Jan 07 03:46:10 2012 +0000
+++ b/readme	Sat Jan 07 13:59:58 2012 +0000
@@ -40,10 +40,10 @@
 Added automatic window redraw support for OS/2, Windows and Mac.
 Added dw_window_set_gravity() for enhanced window placement.
 Added DW_GRAV_OBSTACLES support for using system obstacles as gravity
-   anchor points on OS/2, Mac and Windows.
+   anchor points on OS/2, Mac, Windows and GTK3 (3.4 and later).
 Added automatic window border detection on GTK.
    This eliminates the need for the DW_BORDER_* environment variables.
-Added Open Watcom compiler support for OS/2.
+Added Open Watcom compiler support for OS/2 (Thanks Andy Willis).
 Added pseudo transparent background widget support on Windows and OS/2.
    If you set the background color of a widget to DW_RGB_TRANSPARENT...
    it will attempt to use the background color of the parent.
@@ -55,7 +55,7 @@
 Added dw_main_quit() to cause the dw_main() message loop to return.
 Fixed auto-sizing top-level windows on Windows; added on OS/2 and Mac.
 Fixed bubble help not being displayed on Windows.
-Fixed menu bar items remaining highlighted on Mac.
+Fixed menu bar items remaining highlighted on Mac 10.6 and later.
 Fixed OS/2 and Windows showing windows during dw_window_set_pos/size().
 Deprecated DW_FCF_NOBYTEALIGN and DW_FCF_SHELLPOSITION flags.
 
diff -r eecfceaf581f -r 783a464afab2 win/dw.c
--- a/win/dw.c	Sat Jan 07 03:46:10 2012 +0000
+++ b/win/dw.c	Sat Jan 07 13:59:58 2012 +0000
@@ -582,7 +582,7 @@
    ColorInfo *thiscinfo = (ColorInfo *)GetWindowLongPtr(handle, GWLP_USERDATA);
    HFONT oldfont = (HFONT)SendMessage(handle, WM_GETFONT, 0, 0);
    HICON oldicon = (HICON)SendMessage(handle, WM_GETICON, 0, 0);
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -729,7 +729,7 @@
  */
 int _validate_focus(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    if(!handle)
       return 0;
@@ -756,7 +756,7 @@
 
 HWND _normalize_handle(HWND handle)
 {
-   char tmpbuf[100] = "";
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
    if(strnicmp(tmpbuf, UPDOWN_CLASS, strlen(UPDOWN_CLASS))==0) /* Spinner */
@@ -851,7 +851,7 @@
          }
          else
          {
-            char tmpbuf[100] = "";
+            char tmpbuf[100] = {0};
 
             GetClassName(box->items[z].hwnd, tmpbuf, 99);
 
@@ -986,7 +986,7 @@
          }
          else
          {
-            char tmpbuf[100] = "";
+            char tmpbuf[100] = {0};
 
             GetClassName(box->items[z].hwnd, tmpbuf, 99);
 
@@ -1052,7 +1052,7 @@
 void _initial_focus(HWND handle)
 {
    Box *thisbox;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    if(!handle)
       return;
@@ -1086,7 +1086,7 @@
    }
    if(lastbox)
    {
-      char tmpbuf[100];
+      char tmpbuf[100] = {0};
       
       GetClassName(lastbox, tmpbuf, 99);
       
@@ -1334,7 +1334,7 @@
          {
             int pad = thisbox->items[z].pad;
             HWND handle = thisbox->items[z].hwnd;
-            char tmpbuf[100];
+            char tmpbuf[100] = {0};
                
             GetClassName(handle, tmpbuf, 99);
 
@@ -1442,7 +1442,7 @@
                if(cinfo && cinfo->vcenter)
                {
                   /* We are centered so calculate a new position */
-                  char tmpbuf[1024];
+                  char tmpbuf[1024] = {0};
                   int textheight, diff, total = height;
 
                   GetWindowText(handle, tmpbuf, 1023);
@@ -1857,7 +1857,7 @@
                      {
                         NMTREEVIEW FAR *tem=(NMTREEVIEW FAR *)mp2;
                         NMLISTVIEW FAR *lem=(NMLISTVIEW FAR *)mp2;
-                        char tmpbuf[100];
+                        char tmpbuf[100] = {0};
 
                         GetClassName(tem->hdr.hwndFrom, tmpbuf, 99);
 
@@ -2029,7 +2029,7 @@
                case WM_HSCROLL:
                case WM_VSCROLL:
                   {
-                     char tmpbuf[100] = "";
+                     char tmpbuf[100] = {0};
                      HWND handle = (HWND)mp2;
                      int (*valuechangefunc)(HWND, int, void *) = tmp->signalfunction;
 
@@ -2172,7 +2172,6 @@
    case WM_VSCROLL:
       {
          HWND handle = (HWND)mp2;
-         char tmpbuf[100];
          int bar = (origmsg == WM_HSCROLL) ? SB_HORZ : SB_VERT;
 
          if(dw_window_get_data(handle, "_dw_scrollbar"))
@@ -2184,6 +2183,8 @@
          }
          else
          {
+            char tmpbuf[100] = {0};
+            
             GetClassName( hWnd, tmpbuf, 99 );
             if ( strnicmp(tmpbuf, FRAMECLASSNAME, strlen(FRAMECLASSNAME)+1 ) == 0 )
             {
@@ -2494,7 +2495,7 @@
 
 void _click_default(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -2531,7 +2532,7 @@
 BOOL CALLBACK _colorwndproc(HWND hWnd, UINT msg, WPARAM mp1, LPARAM mp2)
 {
    ColorInfo *cinfo;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
    WNDPROC pOldProc = 0;
    int ret = -1;
 
@@ -4231,7 +4232,7 @@
 void _control_size(HWND handle, int *width, int *height)
 {
    int thiswidth = 1, thisheight = 1, extrawidth = 0, extraheight = 0;
-   char tmpbuf[100], *buf = dw_window_get_text(handle);
+   char tmpbuf[100] = {0}, *buf = dw_window_get_text(handle);
    static char testtext[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
    HBITMAP hbm = 0;
 
@@ -4352,7 +4353,7 @@
 {
     HFONT hfont, oldfont;
     ColorInfo *cinfo;
-    char tmpbuf[100];
+    char tmpbuf[100] = {0};
 
     cinfo = (ColorInfo *)GetWindowLongPtr(handle, GWLP_USERDATA);
 
@@ -4467,7 +4468,7 @@
    char *italic = "";
    LOGFONT lf = { 0 };
    Box *thisbox;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
    if ( strnicmp( tmpbuf, FRAMECLASSNAME, strlen(FRAMECLASSNAME)+1) == 0 )
@@ -4513,7 +4514,7 @@
 {
    ColorInfo *cinfo;
    Box *thisbox;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    cinfo = (ColorInfo *)GetWindowLongPtr(handle, GWLP_USERDATA);
 
@@ -6265,7 +6266,7 @@
 void API dw_window_set_text(HWND handle, char *text)
 {
    Box *thisbox;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -6325,7 +6326,7 @@
  */
 char * API dw_window_get_text(HWND handle)
 {
-   char tmpbuf[100], *tempbuf;
+   char tmpbuf[100] = {0}, *tempbuf;
    int len;
 
    GetClassName(handle, tmpbuf, 99);
@@ -6423,7 +6424,7 @@
 void _dw_box_pack(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad, char *funcname)
 {
    Box *thisbox = NULL;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
       /*
        * If you try and pack an item into itself VERY bad things can happen; like at least an
@@ -6643,7 +6644,39 @@
  */
 void API dw_window_get_preferred_size(HWND handle, int *width, int *height)
 {
-    _control_size(handle, width, height);
+   char tmpbuf[100] = {0};
+
+   GetClassName(handle, tmpbuf, 99);
+   
+   if(strnicmp(tmpbuf, ClassName, strlen(ClassName)+1) == 0)
+   {
+      unsigned long thiswidth = 0, thisheight = 0;
+      
+      /* Get the size with the border */
+      _get_window_for_size(handle, &thiswidth, &thisheight);
+      
+      /* Return what was requested */
+      if(width) *width = (int)thiswidth;
+      if(height) *height = (int)thisheight;
+   }
+   else if(strnicmp(tmpbuf, FRAMECLASSNAME, strlen(FRAMECLASSNAME)+1) == 0)
+   {
+      Box *thisbox = (Box *)GetWindowLongPtr(handle, GWLP_USERDATA);
+      
+      if(thisbox)
+      {
+         int depth = 0;
+         
+         /* Calculate space requirements */
+         _resize_box(thisbox, &depth, 0, 0, 1);
+         
+         /* Return what was requested */
+         if(width) *width = thisbox->minwidth;
+         if(height) *height = thisbox->minheight;
+      }
+   }
+   else
+      _control_size(handle, width, height);
 }
 
 /*
@@ -7118,7 +7151,7 @@
  */
 void API dw_listbox_append(HWND handle, char *text)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7141,7 +7174,7 @@
  */
 void API dw_listbox_list_append(HWND handle, char **text, int count)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
    int listbox_type;
    int i;
 
@@ -7165,7 +7198,7 @@
  */
 void API dw_listbox_insert(HWND handle, char *text, int pos)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7186,7 +7219,7 @@
  */
 void API dw_listbox_clear(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7217,7 +7250,7 @@
  */
 void API dw_listbox_set_text(HWND handle, unsigned int index, char *buffer)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7246,7 +7279,7 @@
  */
 void API dw_listbox_get_text(HWND handle, unsigned int index, char *buffer, unsigned int length)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
    int len;
 
    if(!buffer || !length)
@@ -7281,7 +7314,7 @@
  */
 int API dw_listbox_selected(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7304,7 +7337,7 @@
 int API dw_listbox_selected_multi(HWND handle, int where)
 {
    int *array, count, z;
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7347,7 +7380,7 @@
  */
 void API dw_listbox_select(HWND handle, int index, int state)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7369,7 +7402,7 @@
  */
 void API dw_listbox_delete(HWND handle, int index)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7386,7 +7419,7 @@
  */
 int API dw_listbox_count(HWND handle)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7406,7 +7439,7 @@
  */
 void API dw_listbox_set_top(HWND handle, int top)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);
 
@@ -7832,7 +7865,7 @@
 /* This function unchecks all radiobuttons on a box */
 BOOL CALLBACK _uncheck_radios(HWND handle, LPARAM lParam)
 {
-   char tmpbuf[100];
+   char tmpbuf[100] = {0};
 
    GetClassName(handle, tmpbuf, 99);