4 * This module is a simple wrap-arround the edit controls.
5 * At the point, it is good only for application who use the RICHEDIT control to
8 * Copyright 2000 by Jean-Claude Batista
15 #include "debugtools.h"
27 DEFAULT_DEBUG_CHANNEL(richedit
);
29 HANDLE RICHED32_hHeap
= (HANDLE
)NULL
;
30 DWORD RICHED32_dwProcessesAttached
= 0;
31 /* LPSTR RICHED32_aSubclass = (LPSTR)NULL; */
32 HMODULE RICHED32_hModule
= 0;
34 /***********************************************************************
35 * RICHED32_LibMain [Internal] Initializes the internal 'RICHED32.DLL'.
38 * hinstDLL [I] handle to the DLL's instance
40 * lpvReserved [I] reserved, must be NULL
48 RICHED32_LibMain (HINSTANCE hinstDLL
, DWORD fdwReason
, LPVOID lpvReserved
)
52 case DLL_PROCESS_ATTACH
:
54 if (RICHED32_dwProcessesAttached
== 0) {
56 /* This will be wrong for any other process attching in this address-space! */
57 RICHED32_hModule
= (HMODULE
)hinstDLL
;
59 /* create private heap */
60 RICHED32_hHeap
= HeapCreate (0, 0x10000, 0);
64 /* register the Rich Edit class */
67 RICHED32_dwProcessesAttached
++;
70 case DLL_PROCESS_DETACH
:
71 RICHED32_dwProcessesAttached
--;
73 /* unregister all common control classes */
74 RICHED32_Unregister ();
76 if (RICHED32_dwProcessesAttached
== 0) {
77 HeapDestroy (RICHED32_hHeap
);
78 RICHED32_hHeap
= (HANDLE
)NULL
;
89 * Window procedure of the RichEdit control.
92 static LRESULT WINAPI
RICHED32_WindowProc(HWND hwnd
, UINT uMsg
, WPARAM wParam
,
95 int RTFToBuffer(char* pBuffer
, int nBufferSize
);
100 static char* rtfBuffer
;
108 /* remove SCROLLBARS from the current window style */
109 newstyle
= style
= ((LPCREATESTRUCTA
) lParam
)->style
;
110 newstyle
&= ~WS_HSCROLL
;
111 newstyle
&= ~WS_VSCROLL
;
112 newstyle
&= ~ES_AUTOHSCROLL
;
113 newstyle
&= ~ES_AUTOVSCROLL
;
115 hwndEdit
= CreateWindowA ("edit", ((LPCREATESTRUCTA
) lParam
)->lpszName
,
117 hwnd
, (HMENU
) ID_EDIT
,
118 ((LPCREATESTRUCTA
) lParam
)->hInstance
, NULL
) ;
120 SetWindowLongA(hwnd
,GWL_STYLE
, newstyle
);
124 SetFocus (hwndEdit
) ;
128 MoveWindow (hwndEdit
, 0, 0, LOWORD (lParam
), HIWORD (lParam
), TRUE
) ;
132 if (LOWORD (wParam
) == ID_EDIT
)
133 if (HIWORD (wParam
) == EN_ERRSPACE
||
134 HIWORD (wParam
) == EN_MAXTEXT
)
136 MessageBoxA (hwnd
, "RichEdit control out of space.",
137 "ERROR", MB_OK
| MB_ICONSTOP
) ;
142 /* setup the RTF parser */
143 RTFSetEditStream(( EDITSTREAM
*)lParam
);
151 rtfBufferSize
= RTFToBuffer(NULL
, 0);
152 rtfBuffer
= HeapAlloc(RICHED32_hHeap
, 0,rtfBufferSize
*sizeof(char));
155 RTFToBuffer(rtfBuffer
, rtfBufferSize
);
156 SetWindowTextA(hwndEdit
,rtfBuffer
);
157 HeapFree(RICHED32_hHeap
, 0,rtfBuffer
);
160 WARN("Not enough memory for a allocating rtfBuffer\n");
164 /*return SendMessageA( hwndEdit,uMsg,wParam,lParam);*/
165 return DefWindowProcA( hwnd
,uMsg
,wParam
,lParam
);
168 /***********************************************************************
169 * DllGetVersion [COMCTL32.25]
171 * Retrieves version information of the 'COMCTL32.DLL'
174 * pdvi [O] pointer to version information structure.
178 * Failure: E_INVALIDARG
181 * Returns version of a comctl32.dll from IE4.01 SP1.
185 RICHED32_DllGetVersion (DLLVERSIONINFO
*pdvi
)
187 if (pdvi
->cbSize
!= sizeof(DLLVERSIONINFO
)) {
192 pdvi
->dwMajorVersion
= 4;
193 pdvi
->dwMinorVersion
= 0;
194 pdvi
->dwBuildNumber
= 0;
195 pdvi
->dwPlatformID
= 0;
202 * Registers the window class.
210 VOID
RICHED32_Register(void)
214 ZeroMemory(&wndClass
, sizeof(WNDCLASSA
));
215 wndClass
.style
= CS_HREDRAW
| CS_VREDRAW
| CS_GLOBALCLASS
;
216 wndClass
.lpfnWndProc
= (WNDPROC
)RICHED32_WindowProc
;
217 wndClass
.cbClsExtra
= 0;
218 wndClass
.cbWndExtra
= 0; /*(sizeof(RICHED32_INFO *);*/
219 wndClass
.hCursor
= LoadCursorA(0, IDC_ARROWA
);
220 wndClass
.hbrBackground
= (HBRUSH
)(COLOR_WINDOW
+ 1);
221 wndClass
.lpszClassName
= RICHEDIT_CLASS10A
;//WC_RICHED32A;
223 RegisterClassA (&wndClass
);
228 * Unregisters the window class.
236 VOID
RICHED32_Unregister(void)
238 UnregisterClassA(RICHEDIT_CLASS10A
, (HINSTANCE
)NULL
);