controls/widgets.c

   1 /*
   2  * Windows widgets (built-in window classes)
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  */
   6
   7 #include <string.h>
   8 #include <assert.h>
   9
  10 #include "win.h"
  11 #include "button.h"
  12 #include "static.h"
  13 #include "scroll.h"
  14 #include "desktop.h"
  15 #include "mdi.h"
  16 #include "gdi.h"
  17 #include "module.h"
  18 #include "heap.h"
  19
  20 /* Window procedures */
  21
  22 extern LRESULT WINAPI EditWndProc( HWND hwnd, UINT msg,
  23                                    WPARAM wParam, LPARAM lParam );
  24 extern LRESULT WINAPI ComboWndProc( HWND hwnd, UINT msg,
  25                                     WPARAM wParam, LPARAM lParam );
  26 extern LRESULT WINAPI ComboLBWndProc( HWND hwnd, UINT msg,
  27                                       WPARAM wParam, LPARAM lParam );
  28 extern LRESULT WINAPI ListBoxWndProc( HWND hwnd, UINT msg,
  29                                       WPARAM wParam, LPARAM lParam );
  30 extern LRESULT WINAPI PopupMenuWndProc( HWND hwnd, UINT msg,
  31                                         WPARAM wParam, LPARAM lParam );
  32 extern LRESULT WINAPI IconTitleWndProc( HWND hwnd, UINT msg,
  33                                         WPARAM wParam, LPARAM lParam );
  34
  35 /* Built-in classes */
  36
  37 static WNDCLASSA WIDGETS_BuiltinClasses[BIC32_NB_CLASSES] =
  38 {
  39     /* BIC32_BUTTON */
  40     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  41       ButtonWndProc, 0, sizeof(BUTTONINFO), 0, 0,
  42       (HCURSOR)IDC_ARROWA, 0, 0, "Button" },
  43     /* BIC32_EDIT */
  44     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  45       EditWndProc, 0, sizeof(void *), 0, 0,
  46       (HCURSOR)IDC_IBEAMA, 0, 0, "Edit" },
  47     /* BIC32_LISTBOX */
  48     { CS_GLOBALCLASS | CS_DBLCLKS /*| CS_PARENTDC*/,
  49       ListBoxWndProc, 0, sizeof(void *), 0, 0,
  50       (HCURSOR)IDC_ARROWA, 0, 0, "ListBox" },
  51     /* BIC32_COMBO */
  52     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  53       ComboWndProc, 0, sizeof(void *), 0, 0,
  54       (HCURSOR)IDC_ARROWA, 0, 0, "ComboBox" },
  55     /* BIC32_COMBOLB */
  56     { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS, ComboLBWndProc,
  57       0, sizeof(void *), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, "ComboLBox" },
  58     /* BIC32_POPUPMENU */
  59     { CS_GLOBALCLASS | CS_SAVEBITS, PopupMenuWndProc, 0, sizeof(HMENU),
  60       0, 0, (HCURSOR)IDC_ARROWA, NULL_BRUSH, 0, POPUPMENU_CLASS_NAME },
  61     /* BIC32_STATIC */
  62     { CS_GLOBALCLASS | CS_PARENTDC, StaticWndProc,
  63       0, sizeof(STATICINFO), 0, 0, (HCURSOR)IDC_ARROWA, 0, 0, "Static" },
  64     /* BIC32_SCROLL */
  65     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  66       ScrollBarWndProc, 0, sizeof(SCROLLBAR_INFO), 0, 0,
  67       (HCURSOR)IDC_ARROWA, 0, 0, "ScrollBar"},
  68     /* BIC32_MDICLIENT */
  69     { CS_GLOBALCLASS, MDIClientWndProc,
  70       0, sizeof(MDICLIENTINFO), 0, 0, 0, STOCK_LTGRAY_BRUSH, 0, "MDIClient" },
  71     /* BIC32_DESKTOP */
  72     { CS_GLOBALCLASS, DesktopWndProc, 0, sizeof(DESKTOP),
  73       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, DESKTOP_CLASS_NAME },
  74     /* BIC32_DIALOG */
  75     { CS_GLOBALCLASS | CS_SAVEBITS, DefDlgProcA, 0, DLGWINDOWEXTRA,
  76       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, DIALOG_CLASS_NAME },
  77     /* BIC32_ICONTITLE */
  78     { CS_GLOBALCLASS, IconTitleWndProc, 0, 0,
  79       0, 0, (HCURSOR)IDC_ARROWA, 0, 0, ICONTITLE_CLASS_NAME }
  80 };
  81
  82 static ATOM bicAtomTable[BIC32_NB_CLASSES];
  83
  84 /***********************************************************************
  85  *           WIDGETS_Init
  86  *
  87  * Initialize the built-in window classes.
  88  */
  89 BOOL WIDGETS_Init(void)
  90 {
  91     int i;
  92     WNDCLASSA *cls = WIDGETS_BuiltinClasses;
  93
  94     /* Create builtin classes */
  95
  96     for (i = 0; i < BIC32_NB_CLASSES; i++, cls++)
  97     {
  98         char name[20];
  99         /* Just to make sure the string is > 0x10000 */
 100         strcpy( name, (char *)cls->lpszClassName );
 101         cls->lpszClassName = name;
 102         cls->hCursor = LoadCursorA( 0, (LPCSTR)cls->hCursor );
 103         if (!(bicAtomTable[i] = RegisterClassA( cls ))) return FALSE;
 104     }
 105
 106     return TRUE;
 107 }
 108
 109
 110 /***********************************************************************
 111  *           WIDGETS_IsControl32
 112  *
 113  * Check whether pWnd is a built-in control or not.
 114  */
 115 BOOL    WIDGETS_IsControl( WND* pWnd, BUILTIN_CLASS32 cls )
 116 {
 117     assert( cls < BIC32_NB_CLASSES );
 118     return (pWnd->class->atomName == bicAtomTable[cls]);
 119 }