controls/widgets.c

   1 /*
   2  * Windows widgets (built-in window classes)
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  */
   6
   7 #include <assert.h>
   8 #include <string.h>
   9
  10 #include "win.h"
  11 #include "button.h"
  12 #include "combo.h"
  13 #include "desktop.h"
  14 #include "gdi.h"
  15 #include "heap.h"
  16 #include "mdi.h"
  17 #include "menu.h"
  18 #include "scroll.h"
  19 #include "static.h"
  20 #include "wine/unicode.h"
  21
  22 /* Built-in classes */
  23
  24 static const char bi_class_nameA[BIC32_NB_CLASSES][10] =
  25 {
  26     "Button",
  27     "Edit",
  28     "ListBox",
  29     "ComboBox",
  30     "ComboLBox",
  31     POPUPMENU_CLASS_NAME,
  32     "Static",
  33     "ScrollBar",
  34     "MDIClient",
  35     DESKTOP_CLASS_NAME,
  36     DIALOG_CLASS_NAME,
  37     ICONTITLE_CLASS_NAME
  38 };
  39
  40 static const WCHAR bi_class_nameW[BIC32_NB_CLASSES][10] =
  41 {
  42     {'B','u','t','t','o','n',0},
  43     {'E','d','i','t',0},
  44     {'L','i','s','t','B','o','x',0},
  45     {'C','o','m','b','o','B','o','x',0},
  46     {'C','o','m','b','o','L','B','o','x',0},
  47     {'#','3','2','7','6','8',0},
  48     {'S','t','a','t','i','c',0},
  49     {'S','c','r','o','l','l','B','a','r',0},
  50     {'M','D','I','C','l','i','e','n','t',0},
  51     {'#','3','2','7','6','9',0},
  52     {'#','3','2','7','7','0',0},
  53     {'#','3','2','7','7','2',0}
  54 };
  55
  56 typedef struct {
  57     BOOL unicode;
  58     union {
  59         WNDCLASSA A;
  60         WNDCLASSW W;
  61     } wnd_class;
  62 } BUILTINCLASS;
  63
  64 static BUILTINCLASS WIDGETS_BuiltinClasses[BIC32_NB_CLASSES] =
  65 {
  66     /* BIC32_BUTTON */
  67     { TRUE, {
  68     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  69       ButtonWndProc, 0, sizeof(BUTTONINFO), 0, 0,
  70       (HCURSOR)IDC_ARROWW, 0, 0, (LPCSTR)bi_class_nameW[0] }}},
  71     /* BIC32_EDIT */
  72     { FALSE, {
  73     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  74       EditWndProc, 0, sizeof(void *), 0, 0,
  75       (HCURSOR)IDC_IBEAMA, 0, 0, bi_class_nameA[1] }}},
  76     /* BIC32_LISTBOX */
  77     { FALSE, {
  78     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  79       ListBoxWndProc, 0, sizeof(void *), 0, 0,
  80       (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[2] }}},
  81     /* BIC32_COMBO */
  82     { FALSE, {
  83     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  84       ComboWndProc, 0, sizeof(void *), 0, 0,
  85       (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[3] }}},
  86     /* BIC32_COMBOLB */
  87     { FALSE, {
  88     { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS, ComboLBWndProc,
  89       0, sizeof(void *), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[4] }}},
  90     /* BIC32_POPUPMENU */
  91     { FALSE, {
  92     { CS_GLOBALCLASS | CS_SAVEBITS, PopupMenuWndProc, 0, sizeof(HMENU),
  93       0, 0, (HCURSOR)IDC_ARROWA, NULL_BRUSH, 0, bi_class_nameA[5] }}},
  94     /* BIC32_STATIC */
  95     { FALSE, {
  96     { CS_GLOBALCLASS | CS_DBLCLKS | CS_PARENTDC, StaticWndProc,
  97       0, sizeof(STATICINFO), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[6] }}},
  98     /* BIC32_SCROLL */
  99     { FALSE, {
 100     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
 101       ScrollBarWndProc, 0, sizeof(SCROLLBAR_INFO), 0, 0,
 102       (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[7] }}},
 103     /* BIC32_MDICLIENT */
 104     { FALSE, {
 105     { CS_GLOBALCLASS, MDIClientWndProc,
 106       0, sizeof(MDICLIENTINFO), 0, 0, (HCURSOR)IDC_ARROWA, STOCK_LTGRAY_BRUSH, 0, bi_class_nameA[8] }}},
 107     /* BIC32_DESKTOP */
 108     { FALSE, {
 109     { CS_GLOBALCLASS, DesktopWndProc, 0, sizeof(DESKTOP),
 110       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[9] }}},
 111     /* BIC32_DIALOG */
 112     { FALSE, {
 113     { CS_GLOBALCLASS | CS_SAVEBITS, DefDlgProcA, 0, DLGWINDOWEXTRA,
 114       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[10] }}},
 115     /* BIC32_ICONTITLE */
 116     { FALSE, {
 117     { CS_GLOBALCLASS, IconTitleWndProc, 0, 0,
 118       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, bi_class_nameA[11] }}}
 119 };
 120
 121 static ATOM bicAtomTable[BIC32_NB_CLASSES];
 122
 123 /***********************************************************************
 124  *           WIDGETS_Init
 125  *
 126  * Initialize the built-in window classes.
 127  */
 128 BOOL WIDGETS_Init(void)
 129 {
 130     int i;
 131     BUILTINCLASS *cls = WIDGETS_BuiltinClasses;
 132
 133     /* Create builtin classes */
 134
 135     for (i = 0; i < BIC32_NB_CLASSES; i++, cls++)
 136     {
 137         if(cls->unicode)
 138         {
 139             WCHAR nameW[20];
 140             /* Just to make sure the string is > 0x10000 */
 141             strcpyW( nameW, (WCHAR *)cls->wnd_class.W.lpszClassName );
 142             cls->wnd_class.W.lpszClassName = nameW;
 143             cls->wnd_class.W.hCursor = LoadCursorW( 0, (LPCWSTR)cls->wnd_class.W.hCursor );
 144             if (!(bicAtomTable[i] = RegisterClassW( &(cls->wnd_class.W) ))) return FALSE;
 145         }
 146         else
 147         {
 148             char name[20];
 149             /* Just to make sure the string is > 0x10000 */
 150             strcpy( name, (char *)cls->wnd_class.A.lpszClassName );
 151             cls->wnd_class.A.lpszClassName = name;
 152             cls->wnd_class.A.hCursor = LoadCursorA( 0, (LPCSTR)cls->wnd_class.A.hCursor );
 153             if (!(bicAtomTable[i] = RegisterClassA( &(cls->wnd_class.A) ))) return FALSE;
 154         }
 155     }
 156
 157     return TRUE;
 158 }
 159
 160
 161 /***********************************************************************
 162  *           WIDGETS_IsControl32
 163  *
 164  * Check whether pWnd is a built-in control or not.
 165  */
 166 BOOL    WIDGETS_IsControl( WND* pWnd, BUILTIN_CLASS32 cls )
 167 {
 168     assert( cls < BIC32_NB_CLASSES );
 169     return (GetClassWord(pWnd->hwndSelf, GCW_ATOM) == bicAtomTable[cls]);
 170 }