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
  21 /* Built-in classes */
  22
  23 static WNDCLASSA WIDGETS_BuiltinClasses[BIC32_NB_CLASSES] =
  24 {
  25     /* BIC32_BUTTON */
  26     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  27       ButtonWndProc, 0, sizeof(BUTTONINFO), 0, 0,
  28       (HCURSOR)IDC_ARROWA, 0, 0, "Button" },
  29     /* BIC32_EDIT */
  30     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  31       EditWndProc, 0, sizeof(void *), 0, 0,
  32       (HCURSOR)IDC_IBEAMA, 0, 0, "Edit" },
  33     /* BIC32_LISTBOX */
  34     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  35       ListBoxWndProc, 0, sizeof(void *), 0, 0,
  36       (HCURSOR)IDC_ARROWA, 0, 0, "ListBox" },
  37     /* BIC32_COMBO */
  38     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  39       ComboWndProc, 0, sizeof(void *), 0, 0,
  40       (HCURSOR)IDC_ARROWA, 0, 0, "ComboBox" },
  41     /* BIC32_COMBOLB */
  42     { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS, ComboLBWndProc,
  43       0, sizeof(void *), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, "ComboLBox" },
  44     /* BIC32_POPUPMENU */
  45     { CS_GLOBALCLASS | CS_SAVEBITS, PopupMenuWndProc, 0, sizeof(HMENU),
  46       0, 0, (HCURSOR)IDC_ARROWA, NULL_BRUSH, 0, POPUPMENU_CLASS_NAME },
  47     /* BIC32_STATIC */
  48     { CS_GLOBALCLASS | CS_DBLCLKS | CS_PARENTDC, StaticWndProc,
  49       0, sizeof(STATICINFO), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, "Static" },
  50     /* BIC32_SCROLL */
  51     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  52       ScrollBarWndProc, 0, sizeof(SCROLLBAR_INFO), 0, 0,
  53       (HCURSOR)IDC_ARROWA, 0, 0, "ScrollBar"},
  54     /* BIC32_MDICLIENT */
  55     { CS_GLOBALCLASS, MDIClientWndProc,
  56       0, sizeof(MDICLIENTINFO), 0, 0, (HCURSOR)IDC_ARROWA, STOCK_LTGRAY_BRUSH, 0, "MDIClient" },
  57     /* BIC32_DESKTOP */
  58     { CS_GLOBALCLASS, DesktopWndProc, 0, sizeof(DESKTOP),
  59       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, DESKTOP_CLASS_NAME },
  60     /* BIC32_DIALOG */
  61     { CS_GLOBALCLASS | CS_SAVEBITS, DefDlgProcA, 0, DLGWINDOWEXTRA,
  62       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, DIALOG_CLASS_NAME },
  63     /* BIC32_ICONTITLE */
  64     { CS_GLOBALCLASS, IconTitleWndProc, 0, 0,
  65       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, ICONTITLE_CLASS_NAME }
  66 };
  67
  68 static ATOM bicAtomTable[BIC32_NB_CLASSES];
  69
  70 /***********************************************************************
  71  *           WIDGETS_Init
  72  *
  73  * Initialize the built-in window classes.
  74  */
  75 BOOL WIDGETS_Init(void)
  76 {
  77     int i;
  78     WNDCLASSA *cls = WIDGETS_BuiltinClasses;
  79
  80     /* Create builtin classes */
  81
  82     for (i = 0; i < BIC32_NB_CLASSES; i++, cls++)
  83     {
  84         char name[20];
  85         /* Just to make sure the string is > 0x10000 */
  86         strcpy( name, (char *)cls->lpszClassName );
  87         cls->lpszClassName = name;
  88         cls->hCursor = LoadCursorA( 0, (LPCSTR)cls->hCursor );
  89         if (!(bicAtomTable[i] = RegisterClassA( cls ))) return FALSE;
  90     }
  91
  92     return TRUE;
  93 }
  94
  95
  96 /***********************************************************************
  97  *           WIDGETS_IsControl32
  98  *
  99  * Check whether pWnd is a built-in control or not.
 100  */
 101 BOOL    WIDGETS_IsControl( WND* pWnd, BUILTIN_CLASS32 cls )
 102 {
 103     assert( cls < BIC32_NB_CLASSES );
 104     return (GetClassWord(pWnd->hwndSelf, GCW_ATOM) == bicAtomTable[cls]);
 105 }