controls/widgets.c

   1 /*
   2  * Windows widgets (built-in window classes)
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  */
   6
   7 #include "win.h"
   8 #include "commctrl.h"
   9 #include "button.h"
  10 #include "static.h"
  11 #include "status.h"
  12 #include "scroll.h"
  13 #include "desktop.h"
  14 #include "mdi.h"
  15 #include "gdi.h"
  16 #include "module.h"
  17 #include "heap.h"
  18
  19 /* Window procedures */
  20
  21 extern LRESULT ListBoxWndProc( HWND32 hwnd, UINT32 msg, WPARAM32 wParam,
  22                                LPARAM lParam );
  23
  24 /* Win16 class info */
  25
  26 typedef struct
  27 {
  28     UINT16     style;
  29     INT16      wndExtra;
  30     HBRUSH16   background;
  31     LPCSTR     procName;
  32     LPCSTR     className;
  33 } BUILTIN_CLASS_INFO16;
  34
  35 /* Win16 built-in classes */
  36
  37 static const BUILTIN_CLASS_INFO16 WIDGETS_BuiltinClasses16[] =
  38 {
  39     { CS_GLOBALCLASS | CS_PARENTDC,
  40        sizeof(STATICINFO), 0, "StaticWndProc", "Static" },
  41     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  42       8, 0, "ComboBoxWndProc", "ComboBox" },
  43     { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS,
  44       8, 0, "ComboLBoxWndProc", "ComboLBox" },
  45     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  46       sizeof(DWORD), 0, "EditWndProc", "Edit" },
  47     { CS_GLOBALCLASS | CS_SAVEBITS,
  48       sizeof(HMENU32), 0, "PopupMenuWndProc", POPUPMENU_CLASS_NAME },
  49     { CS_GLOBALCLASS | CS_SAVEBITS,
  50       DLGWINDOWEXTRA, 0, "DefDlgProc", DIALOG_CLASS_NAME },
  51     { CS_GLOBALCLASS, sizeof(MDICLIENTINFO),
  52       STOCK_LTGRAY_BRUSH, "MDIClientWndProc", "MDIClient" }
  53 };
  54
  55 #define NB_BUILTIN_CLASSES16 \
  56          (sizeof(WIDGETS_BuiltinClasses16)/sizeof(WIDGETS_BuiltinClasses16[0]))
  57
  58 /* Win32 built-in classes */
  59
  60 static WNDCLASS32A WIDGETS_BuiltinClasses32[] =
  61 {
  62     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  63       ButtonWndProc, 0, sizeof(BUTTONINFO), 0, 0, 0, 0, 0, "Button" },
  64     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  65       ListBoxWndProc, 0, sizeof(void *), 0, 0, 0, 0, 0, "ListBox" },
  66     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  67       ScrollBarWndProc, 0, sizeof(SCROLLBAR_INFO), 0, 0, 0, 0, 0, "ScrollBar"},
  68     { CS_GLOBALCLASS, DesktopWndProc, 0, sizeof(DESKTOPINFO),
  69       0, 0, 0, 0, 0, DESKTOP_CLASS_NAME }
  70 };
  71
  72 #define NB_BUILTIN_CLASSES32 \
  73          (sizeof(WIDGETS_BuiltinClasses32)/sizeof(WIDGETS_BuiltinClasses32[0]))
  74
  75
  76 /* Win32 common controls */
  77
  78 static WNDCLASS32A WIDGETS_CommonControls32[] =
  79 {
  80     { CS_GLOBALCLASS | CS_VREDRAW | CS_HREDRAW, StatusWindowProc, 0,
  81       sizeof(STATUSWINDOWINFO), 0, 0, 0, 0, 0, STATUSCLASSNAME32A },
  82 };
  83
  84 #define NB_COMMON_CONTROLS32 \
  85          (sizeof(WIDGETS_CommonControls32)/sizeof(WIDGETS_CommonControls32[0]))
  86
  87
  88 /***********************************************************************
  89  *           WIDGETS_Init
  90  *
  91  * Initialize the built-in window classes.
  92  */
  93 BOOL WIDGETS_Init(void)
  94 {
  95     int i;
  96     char *name;
  97     const BUILTIN_CLASS_INFO16 *info16 = WIDGETS_BuiltinClasses16;
  98     WNDCLASS16 class16;
  99     WNDCLASS32A *class32 = WIDGETS_BuiltinClasses32;
 100
 101     if (!(name = SEGPTR_ALLOC( 20 * sizeof(char) ))) return FALSE;
 102
 103     /* Create 16-bit classes */
 104
 105     class16.cbClsExtra    = 0;
 106     class16.hInstance     = 0;
 107     class16.hIcon         = 0;
 108     class16.hCursor       = LoadCursor16( 0, IDC_ARROW );
 109     class16.lpszMenuName  = (SEGPTR)0;
 110     class16.lpszClassName = SEGPTR_GET(name);
 111     for (i = 0; i < NB_BUILTIN_CLASSES16; i++, info16++)
 112     {
 113         class16.style         = info16->style;
 114         class16.lpfnWndProc   = (WNDPROC16)MODULE_GetWndProcEntry16( info16->procName );
 115         class16.cbWndExtra    = info16->wndExtra;
 116         class16.hbrBackground = info16->background;
 117         strcpy( name, info16->className );
 118         if (!RegisterClass16( &class16 )) return FALSE;
 119     }
 120
 121     /* Create 32-bit classes */
 122
 123     for (i = 0; i < NB_BUILTIN_CLASSES32; i++, class32++)
 124     {
 125         /* Just to make sure the string is > 0x10000 */
 126         strcpy( name, (char *)class32->lpszClassName );
 127         class32->lpszClassName = name;
 128         class32->hCursor = LoadCursor16( 0, IDC_ARROW );
 129         if (!RegisterClass32A( class32 )) return FALSE;
 130     }
 131
 132     SEGPTR_FREE(name);
 133     return TRUE;
 134 }
 135
 136
 137 /***********************************************************************
 138  *           InitCommonControls   (COMCTL32.15)
 139  */
 140 void InitCommonControls(void)
 141 {
 142     int i;
 143     char name[30];
 144     WNDCLASS32A *class32 = WIDGETS_CommonControls32;
 145
 146     for (i = 0; i < NB_COMMON_CONTROLS32; i++, class32++)
 147     {
 148         /* Just to make sure the string is > 0x10000 */
 149         strcpy( name, (char *)class32->lpszClassName );
 150         class32->lpszClassName = name;
 151         class32->hCursor = LoadCursor16( 0, IDC_ARROW );
 152         RegisterClass32A( class32 );
 153     }
 154 }