mirror of
git://source.winehq.org/git/wine.git
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1097 lines
36 KiB
C
1097 lines
36 KiB
C
/*
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* Window procedure callbacks
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*
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* Copyright 1995 Martin von Loewis
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* Copyright 1996 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "user_private.h"
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#include "controls.h"
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#include "dbt.h"
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#include "wine/asm.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msg);
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WINE_DECLARE_DEBUG_CHANNEL(relay);
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static inline void *get_buffer( void *static_buffer, size_t size, size_t need )
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{
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if (size >= need) return static_buffer;
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return HeapAlloc( GetProcessHeap(), 0, need );
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}
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static inline void free_buffer( void *static_buffer, void *buffer )
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{
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if (buffer != static_buffer) HeapFree( GetProcessHeap(), 0, buffer );
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}
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#ifdef __i386__
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/* Some window procedures modify registers they shouldn't, or are not
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* properly declared stdcall; so we need a small assembly wrapper to
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* call them. */
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extern LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
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WPARAM wParam, LPARAM lParam );
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__ASM_GLOBAL_FUNC( WINPROC_wrapper,
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"pushl %ebp\n\t"
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__ASM_CFI(".cfi_adjust_cfa_offset 4\n\t")
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__ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
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"movl %esp,%ebp\n\t"
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__ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
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"pushl %edi\n\t"
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__ASM_CFI(".cfi_rel_offset %edi,-4\n\t")
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"pushl %esi\n\t"
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__ASM_CFI(".cfi_rel_offset %esi,-8\n\t")
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"pushl %ebx\n\t"
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__ASM_CFI(".cfi_rel_offset %ebx,-12\n\t")
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/* TreePad X Enterprise assumes that edi is < 0x80000000 in WM_TIMER messages */
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"xorl %edi,%edi\n\t"
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"subl $12,%esp\n\t"
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"pushl 24(%ebp)\n\t"
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"pushl 20(%ebp)\n\t"
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"pushl 16(%ebp)\n\t"
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"pushl 12(%ebp)\n\t"
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"movl 8(%ebp),%eax\n\t"
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"call *%eax\n\t"
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"leal -12(%ebp),%esp\n\t"
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"popl %ebx\n\t"
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__ASM_CFI(".cfi_same_value %ebx\n\t")
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"popl %esi\n\t"
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__ASM_CFI(".cfi_same_value %esi\n\t")
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"popl %edi\n\t"
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__ASM_CFI(".cfi_same_value %edi\n\t")
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"leave\n\t"
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__ASM_CFI(".cfi_def_cfa %esp,4\n\t")
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__ASM_CFI(".cfi_same_value %ebp\n\t")
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"ret" )
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#else
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static inline LRESULT WINPROC_wrapper( WNDPROC proc, HWND hwnd, UINT msg,
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WPARAM wParam, LPARAM lParam )
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{
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return proc( hwnd, msg, wParam, lParam );
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}
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#endif /* __i386__ */
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static WPARAM map_wparam_char_WtoA( WPARAM wParam, DWORD len )
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{
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WCHAR wch = wParam;
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BYTE ch[2];
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DWORD cp = get_input_codepage();
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len = WideCharToMultiByte( cp, 0, &wch, 1, (LPSTR)ch, len, NULL, NULL );
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if (len == 2)
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return MAKEWPARAM( (ch[0] << 8) | ch[1], HIWORD(wParam) );
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else
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return MAKEWPARAM( ch[0], HIWORD(wParam) );
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}
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/* call a 32-bit window procedure */
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static LRESULT call_window_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
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{
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WNDPROC proc = arg;
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TRACE_(relay)( "\1Call window proc %p (hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix)\n",
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proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
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*result = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
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TRACE_(relay)( "\1Ret window proc %p (hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix) retval=%08Ix\n",
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proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, *result );
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return *result;
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}
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/* call a 32-bit dialog procedure */
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static LRESULT call_dialog_proc( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp, LRESULT *result, void *arg )
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{
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DPI_AWARENESS_CONTEXT context;
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WNDPROC proc = arg;
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LRESULT ret;
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hwnd = WIN_GetFullHandle( hwnd );
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TRACE_(relay)( "\1Call dialog proc %p (hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix)\n",
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proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp );
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context = SetThreadDpiAwarenessContext( GetWindowDpiAwarenessContext( hwnd ));
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ret = WINPROC_wrapper( proc, hwnd, msg, wp, lp );
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*result = GetWindowLongPtrW( hwnd, DWLP_MSGRESULT );
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SetThreadDpiAwarenessContext( context );
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TRACE_(relay)( "\1Ret dialog proc %p (hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix) retval=%08Ix result=%08Ix\n",
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proc, hwnd, SPY_GetMsgName(msg, hwnd), wp, lp, ret, *result );
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return ret;
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}
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/**********************************************************************
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* WINPROC_AllocProc
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*
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* Allocate a window procedure for a window or class.
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*
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* Note that allocated winprocs are never freed; the idea is that even if an app creates a
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* lot of windows, it will usually only have a limited number of window procedures, so the
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* array won't grow too large, and this way we avoid the need to track allocations per window.
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*/
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static WNDPROC WINPROC_AllocProc( WNDPROC func, BOOL unicode )
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{
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return (WNDPROC)NtUserCallTwoParam( (UINT_PTR)func, !unicode, NtUserAllocWinProc );
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}
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/**********************************************************************
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* WINPROC_TestLBForStr
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*
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* Return TRUE if the lparam is a string
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*/
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static inline BOOL WINPROC_TestLBForStr( HWND hwnd, UINT msg )
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{
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DWORD style = GetWindowLongA( hwnd, GWL_STYLE );
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if (msg <= CB_MSGMAX)
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return (!(style & (CBS_OWNERDRAWFIXED | CBS_OWNERDRAWVARIABLE)) || (style & CBS_HASSTRINGS));
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else
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return (!(style & (LBS_OWNERDRAWFIXED | LBS_OWNERDRAWVARIABLE)) || (style & LBS_HASSTRINGS));
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}
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/**********************************************************************
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* WINPROC_CallProcAtoW
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*
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* Call a window procedure, translating args from Ansi to Unicode.
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*/
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LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
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LPARAM lParam, LRESULT *result, void *arg, enum wm_char_mapping mapping )
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{
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LRESULT ret = 0;
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TRACE( "(hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix)\n", hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
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switch(msg)
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{
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case WM_NCCREATE:
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case WM_CREATE:
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{
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WCHAR *ptr, buffer[512];
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CREATESTRUCTA *csA = (CREATESTRUCTA *)lParam;
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CREATESTRUCTW csW = *(CREATESTRUCTW *)csA;
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MDICREATESTRUCTW mdi_cs;
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DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
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if (!IS_INTRESOURCE(csA->lpszClass))
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{
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class_lenA = strlen(csA->lpszClass) + 1;
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RtlMultiByteToUnicodeSize( &class_lenW, csA->lpszClass, class_lenA );
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}
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if (!IS_INTRESOURCE(csA->lpszName))
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{
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name_lenA = strlen(csA->lpszName) + 1;
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RtlMultiByteToUnicodeSize( &name_lenW, csA->lpszName, name_lenA );
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}
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if (!(ptr = get_buffer( buffer, sizeof(buffer), class_lenW + name_lenW ))) break;
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if (class_lenW)
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{
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csW.lpszClass = ptr;
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RtlMultiByteToUnicodeN( ptr, class_lenW, NULL, csA->lpszClass, class_lenA );
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}
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if (name_lenW)
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{
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csW.lpszName = ptr + class_lenW/sizeof(WCHAR);
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RtlMultiByteToUnicodeN( ptr + class_lenW/sizeof(WCHAR), name_lenW, NULL,
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csA->lpszName, name_lenA );
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}
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if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
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{
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mdi_cs = *(MDICREATESTRUCTW *)csA->lpCreateParams;
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mdi_cs.szTitle = csW.lpszName;
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mdi_cs.szClass = csW.lpszClass;
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csW.lpCreateParams = &mdi_cs;
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}
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ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
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free_buffer( buffer, ptr );
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}
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break;
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case WM_MDICREATE:
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{
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WCHAR *ptr, buffer[512];
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DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
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MDICREATESTRUCTA *csA = (MDICREATESTRUCTA *)lParam;
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MDICREATESTRUCTW csW;
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memcpy( &csW, csA, sizeof(csW) );
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if (!IS_INTRESOURCE(csA->szTitle))
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{
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title_lenA = strlen(csA->szTitle) + 1;
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RtlMultiByteToUnicodeSize( &title_lenW, csA->szTitle, title_lenA );
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}
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if (!IS_INTRESOURCE(csA->szClass))
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{
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class_lenA = strlen(csA->szClass) + 1;
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RtlMultiByteToUnicodeSize( &class_lenW, csA->szClass, class_lenA );
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}
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if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenW + class_lenW ))) break;
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if (title_lenW)
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{
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csW.szTitle = ptr;
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RtlMultiByteToUnicodeN( ptr, title_lenW, NULL, csA->szTitle, title_lenA );
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}
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if (class_lenW)
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{
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csW.szClass = ptr + title_lenW/sizeof(WCHAR);
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RtlMultiByteToUnicodeN( ptr + title_lenW/sizeof(WCHAR), class_lenW, NULL,
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csA->szClass, class_lenA );
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}
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ret = callback( hwnd, msg, wParam, (LPARAM)&csW, result, arg );
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free_buffer( buffer, ptr );
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}
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break;
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case WM_GETTEXT:
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case WM_ASKCBFORMATNAME:
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{
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WCHAR *ptr, buffer[512];
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LPSTR str = (LPSTR)lParam;
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DWORD len = wParam * sizeof(WCHAR);
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if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
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ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
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if (wParam)
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{
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len = 0;
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if (*result)
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RtlUnicodeToMultiByteN( str, wParam - 1, &len, ptr, ret * sizeof(WCHAR) );
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str[len] = 0;
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*result = len;
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}
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free_buffer( buffer, ptr );
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}
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break;
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case LB_ADDSTRING:
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case LB_INSERTSTRING:
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case LB_FINDSTRING:
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case LB_FINDSTRINGEXACT:
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case LB_SELECTSTRING:
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case CB_ADDSTRING:
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case CB_INSERTSTRING:
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case CB_FINDSTRING:
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case CB_FINDSTRINGEXACT:
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case CB_SELECTSTRING:
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if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
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{
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ret = callback( hwnd, msg, wParam, lParam, result, arg );
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break;
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}
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/* fall through */
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case WM_SETTEXT:
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case WM_WININICHANGE:
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case WM_DEVMODECHANGE:
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case CB_DIR:
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case LB_DIR:
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case LB_ADDFILE:
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case EM_REPLACESEL:
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if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
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else
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{
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WCHAR *ptr, buffer[512];
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LPCSTR strA = (LPCSTR)lParam;
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DWORD lenW, lenA = strlen(strA) + 1;
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RtlMultiByteToUnicodeSize( &lenW, strA, lenA );
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if ((ptr = get_buffer( buffer, sizeof(buffer), lenW )))
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{
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RtlMultiByteToUnicodeN( ptr, lenW, NULL, strA, lenA );
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ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
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free_buffer( buffer, ptr );
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}
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}
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break;
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case LB_GETTEXT:
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case CB_GETLBTEXT:
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if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
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{
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WCHAR buffer[512]; /* FIXME: fixed sized buffer */
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ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
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if (*result >= 0)
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{
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DWORD len;
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RtlUnicodeToMultiByteN( (LPSTR)lParam, 512 * 3, &len,
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buffer, (lstrlenW(buffer) + 1) * sizeof(WCHAR) );
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*result = len - 1;
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}
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}
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else ret = callback( hwnd, msg, wParam, lParam, result, arg );
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break;
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case EM_GETLINE:
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{
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WCHAR *ptr, buffer[512];
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WORD len = *(WORD *)lParam;
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if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
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*((WORD *)ptr) = len; /* store the length */
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ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
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if (*result)
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{
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DWORD reslen;
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RtlUnicodeToMultiByteN( (LPSTR)lParam, len, &reslen, ptr, *result * sizeof(WCHAR) );
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if (reslen < len) ((LPSTR)lParam)[reslen] = 0;
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*result = reslen;
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}
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free_buffer( buffer, ptr );
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}
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break;
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case WM_GETDLGCODE:
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if (lParam)
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{
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MSG newmsg = *(MSG *)lParam;
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if (map_wparam_AtoW( newmsg.message, &newmsg.wParam, WMCHAR_MAP_NOMAPPING ))
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ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
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}
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else ret = callback( hwnd, msg, wParam, lParam, result, arg );
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break;
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case WM_CHARTOITEM:
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case WM_MENUCHAR:
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case WM_CHAR:
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case WM_DEADCHAR:
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case WM_SYSCHAR:
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case WM_SYSDEADCHAR:
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case EM_SETPASSWORDCHAR:
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case WM_IME_CHAR:
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if (map_wparam_AtoW( msg, &wParam, mapping ))
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ret = callback( hwnd, msg, wParam, lParam, result, arg );
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break;
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case WM_GETTEXTLENGTH:
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case CB_GETLBTEXTLEN:
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case LB_GETTEXTLEN:
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ret = callback( hwnd, msg, wParam, lParam, result, arg );
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if (*result >= 0)
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{
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WCHAR *ptr, buffer[512];
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LRESULT tmp;
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DWORD len = *result + 1;
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/* Determine respective GETTEXT message */
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UINT msgGetText = (msg == WM_GETTEXTLENGTH) ? WM_GETTEXT :
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((msg == CB_GETLBTEXTLEN) ? CB_GETLBTEXT : LB_GETTEXT);
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/* wParam differs between the messages */
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WPARAM wp = (msg == WM_GETTEXTLENGTH) ? len : wParam;
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if (!(ptr = get_buffer( buffer, sizeof(buffer), len * sizeof(WCHAR) ))) break;
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if (callback == call_window_proc) /* FIXME: hack */
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callback( hwnd, msgGetText, wp, (LPARAM)ptr, &tmp, arg );
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else
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tmp = SendMessageW( hwnd, msgGetText, wp, (LPARAM)ptr );
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RtlUnicodeToMultiByteSize( &len, ptr, tmp * sizeof(WCHAR) );
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*result = len;
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free_buffer( buffer, ptr );
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}
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break;
|
|
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case WM_PAINTCLIPBOARD:
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case WM_SIZECLIPBOARD:
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FIXME( "message %s (0x%x) needs translation, please report\n",
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SPY_GetMsgName(msg, hwnd), msg );
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break;
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default:
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ret = callback( hwnd, msg, wParam, lParam, result, arg );
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break;
|
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}
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return ret;
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}
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|
|
|
|
/**********************************************************************
|
|
* WINPROC_CallProcWtoA
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|
*
|
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* Call a window procedure, translating args from Unicode to Ansi.
|
|
*/
|
|
static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UINT msg, WPARAM wParam,
|
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LPARAM lParam, LRESULT *result, void *arg )
|
|
{
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LRESULT ret = 0;
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TRACE( "(hwnd=%p,msg=%s,wp=%08Ix,lp=%08Ix)\n", hwnd, SPY_GetMsgName(msg, hwnd), wParam, lParam );
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|
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switch(msg)
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{
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case WM_NCCREATE:
|
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case WM_CREATE:
|
|
{
|
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char buffer[1024], *cls;
|
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CREATESTRUCTW *csW = (CREATESTRUCTW *)lParam;
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CREATESTRUCTA csA = *(CREATESTRUCTA *)csW;
|
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MDICREATESTRUCTA mdi_cs;
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DWORD name_lenA = 0, name_lenW = 0, class_lenA = 0, class_lenW = 0;
|
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char int_name_buf[4];
|
|
|
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if (!IS_INTRESOURCE(csW->lpszClass))
|
|
{
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class_lenW = (lstrlenW(csW->lpszClass) + 1) * sizeof(WCHAR);
|
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RtlUnicodeToMultiByteSize(&class_lenA, csW->lpszClass, class_lenW);
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}
|
|
if (!IS_INTRESOURCE(csW->lpszName))
|
|
{
|
|
/* resource ID string is a special case */
|
|
if (csW->lpszName[0] == 0xffff)
|
|
{
|
|
int_name_buf[0] = 0xff;
|
|
int_name_buf[1] = csW->lpszName[1];
|
|
int_name_buf[2] = csW->lpszName[1] >> 8;
|
|
int_name_buf[3] = 0;
|
|
csA.lpszName = int_name_buf;
|
|
}
|
|
else
|
|
{
|
|
name_lenW = (lstrlenW(csW->lpszName) + 1) * sizeof(WCHAR);
|
|
RtlUnicodeToMultiByteSize(&name_lenA, csW->lpszName, name_lenW);
|
|
}
|
|
}
|
|
|
|
if (!(cls = get_buffer( buffer, sizeof(buffer), class_lenA + name_lenA ))) break;
|
|
|
|
if (class_lenA)
|
|
{
|
|
RtlUnicodeToMultiByteN(cls, class_lenA, NULL, csW->lpszClass, class_lenW);
|
|
csA.lpszClass = cls;
|
|
}
|
|
if (name_lenA)
|
|
{
|
|
char *name = cls + class_lenA;
|
|
RtlUnicodeToMultiByteN(name, name_lenA, NULL, csW->lpszName, name_lenW);
|
|
csA.lpszName = name;
|
|
}
|
|
|
|
if (GetWindowLongW(hwnd, GWL_EXSTYLE) & WS_EX_MDICHILD)
|
|
{
|
|
mdi_cs = *(MDICREATESTRUCTA *)csW->lpCreateParams;
|
|
mdi_cs.szTitle = csA.lpszName;
|
|
mdi_cs.szClass = csA.lpszClass;
|
|
csA.lpCreateParams = &mdi_cs;
|
|
}
|
|
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
|
|
free_buffer( buffer, cls );
|
|
}
|
|
break;
|
|
|
|
case WM_GETTEXT:
|
|
case WM_ASKCBFORMATNAME:
|
|
{
|
|
char *ptr, buffer[512];
|
|
DWORD len = wParam * 2;
|
|
|
|
if (!(ptr = get_buffer( buffer, sizeof(buffer), len ))) break;
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
|
|
if (len)
|
|
{
|
|
if (*result)
|
|
{
|
|
RtlMultiByteToUnicodeN( (LPWSTR)lParam, wParam*sizeof(WCHAR), &len, ptr, ret + 1 );
|
|
*result = len/sizeof(WCHAR) - 1; /* do not count terminating null */
|
|
}
|
|
((LPWSTR)lParam)[*result] = 0;
|
|
}
|
|
free_buffer( buffer, ptr );
|
|
}
|
|
break;
|
|
|
|
case LB_ADDSTRING:
|
|
case LB_INSERTSTRING:
|
|
case LB_FINDSTRING:
|
|
case LB_FINDSTRINGEXACT:
|
|
case LB_SELECTSTRING:
|
|
case CB_ADDSTRING:
|
|
case CB_INSERTSTRING:
|
|
case CB_FINDSTRING:
|
|
case CB_FINDSTRINGEXACT:
|
|
case CB_SELECTSTRING:
|
|
if (!lParam || !WINPROC_TestLBForStr( hwnd, msg ))
|
|
{
|
|
ret = callback( hwnd, msg, wParam, lParam, result, arg );
|
|
break;
|
|
}
|
|
/* fall through */
|
|
case WM_SETTEXT:
|
|
case WM_WININICHANGE:
|
|
case WM_DEVMODECHANGE:
|
|
case CB_DIR:
|
|
case LB_DIR:
|
|
case LB_ADDFILE:
|
|
case EM_REPLACESEL:
|
|
if (!lParam) ret = callback( hwnd, msg, wParam, lParam, result, arg );
|
|
else
|
|
{
|
|
char *ptr, buffer[512];
|
|
LPCWSTR strW = (LPCWSTR)lParam;
|
|
DWORD lenA, lenW = (lstrlenW(strW) + 1) * sizeof(WCHAR);
|
|
|
|
RtlUnicodeToMultiByteSize( &lenA, strW, lenW );
|
|
if ((ptr = get_buffer( buffer, sizeof(buffer), lenA )))
|
|
{
|
|
RtlUnicodeToMultiByteN( ptr, lenA, NULL, strW, lenW );
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
|
|
free_buffer( buffer, ptr );
|
|
}
|
|
}
|
|
break;
|
|
|
|
case WM_MDICREATE:
|
|
{
|
|
char *ptr, buffer[1024];
|
|
DWORD title_lenA = 0, title_lenW = 0, class_lenA = 0, class_lenW = 0;
|
|
MDICREATESTRUCTW *csW = (MDICREATESTRUCTW *)lParam;
|
|
MDICREATESTRUCTA csA;
|
|
|
|
memcpy( &csA, csW, sizeof(csA) );
|
|
|
|
if (!IS_INTRESOURCE(csW->szTitle))
|
|
{
|
|
title_lenW = (lstrlenW(csW->szTitle) + 1) * sizeof(WCHAR);
|
|
RtlUnicodeToMultiByteSize( &title_lenA, csW->szTitle, title_lenW );
|
|
}
|
|
if (!IS_INTRESOURCE(csW->szClass))
|
|
{
|
|
class_lenW = (lstrlenW(csW->szClass) + 1) * sizeof(WCHAR);
|
|
RtlUnicodeToMultiByteSize( &class_lenA, csW->szClass, class_lenW );
|
|
}
|
|
|
|
if (!(ptr = get_buffer( buffer, sizeof(buffer), title_lenA + class_lenA ))) break;
|
|
|
|
if (title_lenA)
|
|
{
|
|
RtlUnicodeToMultiByteN( ptr, title_lenA, NULL, csW->szTitle, title_lenW );
|
|
csA.szTitle = ptr;
|
|
}
|
|
if (class_lenA)
|
|
{
|
|
RtlUnicodeToMultiByteN( ptr + title_lenA, class_lenA, NULL, csW->szClass, class_lenW );
|
|
csA.szClass = ptr + title_lenA;
|
|
}
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)&csA, result, arg );
|
|
free_buffer( buffer, ptr );
|
|
}
|
|
break;
|
|
|
|
case LB_GETTEXT:
|
|
case CB_GETLBTEXT:
|
|
if (lParam && WINPROC_TestLBForStr( hwnd, msg ))
|
|
{
|
|
char buffer[512]; /* FIXME: fixed sized buffer */
|
|
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
|
|
if (*result >= 0)
|
|
{
|
|
DWORD len;
|
|
RtlMultiByteToUnicodeN( (LPWSTR)lParam, 512 * 3, &len, buffer, strlen(buffer) + 1 );
|
|
*result = len / sizeof(WCHAR) - 1;
|
|
}
|
|
}
|
|
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
|
|
break;
|
|
|
|
case EM_GETLINE:
|
|
{
|
|
char *ptr, buffer[512];
|
|
WORD len = *(WORD *)lParam;
|
|
|
|
if (!(ptr = get_buffer( buffer, sizeof(buffer), len * 2 ))) break;
|
|
*((WORD *)ptr) = len * 2; /* store the length */
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg );
|
|
if (*result)
|
|
{
|
|
DWORD reslen;
|
|
RtlMultiByteToUnicodeN( (LPWSTR)lParam, len*sizeof(WCHAR), &reslen, ptr, *result );
|
|
*result = reslen / sizeof(WCHAR);
|
|
if (*result < len) ((LPWSTR)lParam)[*result] = 0;
|
|
}
|
|
free_buffer( buffer, ptr );
|
|
}
|
|
break;
|
|
|
|
case WM_GETDLGCODE:
|
|
if (lParam)
|
|
{
|
|
MSG newmsg = *(MSG *)lParam;
|
|
switch(newmsg.message)
|
|
{
|
|
case WM_CHAR:
|
|
case WM_DEADCHAR:
|
|
case WM_SYSCHAR:
|
|
case WM_SYSDEADCHAR:
|
|
newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 1 );
|
|
break;
|
|
case WM_IME_CHAR:
|
|
newmsg.wParam = map_wparam_char_WtoA( newmsg.wParam, 2 );
|
|
break;
|
|
}
|
|
ret = callback( hwnd, msg, wParam, (LPARAM)&newmsg, result, arg );
|
|
}
|
|
else ret = callback( hwnd, msg, wParam, lParam, result, arg );
|
|
break;
|
|
|
|
case WM_CHAR:
|
|
{
|
|
WCHAR wch = wParam;
|
|
char ch[2];
|
|
DWORD cp = get_input_codepage();
|
|
DWORD len = WideCharToMultiByte( cp, 0, &wch, 1, ch, 2, NULL, NULL );
|
|
ret = callback( hwnd, msg, (BYTE)ch[0], lParam, result, arg );
|
|
if (len == 2) ret = callback( hwnd, msg, (BYTE)ch[1], lParam, result, arg );
|
|
}
|
|
break;
|
|
|
|
case WM_CHARTOITEM:
|
|
case WM_MENUCHAR:
|
|
case WM_DEADCHAR:
|
|
case WM_SYSCHAR:
|
|
case WM_SYSDEADCHAR:
|
|
case EM_SETPASSWORDCHAR:
|
|
ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,1), lParam, result, arg );
|
|
break;
|
|
|
|
case WM_IME_CHAR:
|
|
ret = callback( hwnd, msg, map_wparam_char_WtoA(wParam,2), lParam, result, arg );
|
|
break;
|
|
|
|
case WM_PAINTCLIPBOARD:
|
|
case WM_SIZECLIPBOARD:
|
|
FIXME( "message %s (%04x) needs translation, please report\n",
|
|
SPY_GetMsgName(msg, hwnd), msg );
|
|
break;
|
|
|
|
default:
|
|
ret = callback( hwnd, msg, wParam, lParam, result, arg );
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
LRESULT dispatch_win_proc_params( struct win_proc_params *params )
|
|
{
|
|
DPI_AWARENESS_CONTEXT context = SetThreadDpiAwarenessContext( params->dpi_awareness );
|
|
LRESULT result = 0;
|
|
|
|
if (!params->ansi)
|
|
{
|
|
if (params->procW == WINPROC_PROC16)
|
|
WINPROC_CallProcWtoA( wow_handlers.call_window_proc, params->hwnd, params->msg, params->wparam,
|
|
params->lparam, &result, params->func );
|
|
else if (!params->ansi_dst)
|
|
call_window_proc( params->hwnd, params->msg, params->wparam, params->lparam,
|
|
&result, params->procW );
|
|
else
|
|
WINPROC_CallProcWtoA( call_window_proc, params->hwnd, params->msg, params->wparam,
|
|
params->lparam, &result, params->procA );
|
|
}
|
|
else
|
|
{
|
|
if (params->procA == WINPROC_PROC16)
|
|
wow_handlers.call_window_proc( params->hwnd, params->msg, params->wparam, params->lparam,
|
|
&result, params->func );
|
|
else if (!params->ansi_dst)
|
|
WINPROC_CallProcAtoW( call_window_proc, params->hwnd, params->msg, params->wparam,
|
|
params->lparam, &result, params->procW, params->mapping );
|
|
else
|
|
call_window_proc( params->hwnd, params->msg, params->wparam, params->lparam,
|
|
&result, params->procA );
|
|
}
|
|
|
|
SetThreadDpiAwarenessContext( context );
|
|
return result;
|
|
}
|
|
|
|
static size_t string_size( const void *str, BOOL ansi )
|
|
{
|
|
return ansi ? strlen( str ) + 1 : (wcslen( str ) + 1) * sizeof(WCHAR);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* unpack_message
|
|
*
|
|
* Unpack a message received from win32u.
|
|
*/
|
|
void unpack_message( HWND hwnd, UINT message, WPARAM *wparam, LPARAM *lparam,
|
|
void *buffer, size_t size, BOOL ansi )
|
|
{
|
|
switch(message)
|
|
{
|
|
case WM_NCCREATE:
|
|
case WM_CREATE:
|
|
{
|
|
CREATESTRUCTA *cs = buffer;
|
|
char *str = (char *)(cs + 1);
|
|
|
|
if (!IS_INTRESOURCE(cs->lpszName))
|
|
{
|
|
cs->lpszName = str;
|
|
str += string_size( str, ansi );
|
|
}
|
|
if (!IS_INTRESOURCE(cs->lpszClass))
|
|
{
|
|
cs->lpszClass = str;
|
|
}
|
|
break;
|
|
}
|
|
case WM_NCCALCSIZE:
|
|
if (*wparam)
|
|
{
|
|
NCCALCSIZE_PARAMS *ncp = buffer;
|
|
ncp->lppos = (WINDOWPOS *)((NCCALCSIZE_PARAMS *)ncp + 1);
|
|
}
|
|
break;
|
|
case WM_COPYDATA:
|
|
{
|
|
COPYDATASTRUCT *cds = buffer;
|
|
if (cds->lpData) cds->lpData = cds + 1;
|
|
break;
|
|
}
|
|
case EM_GETSEL:
|
|
case SBM_GETRANGE:
|
|
case CB_GETEDITSEL:
|
|
{
|
|
DWORD *ptr = buffer;
|
|
*wparam = (WPARAM)ptr++;
|
|
*lparam = (LPARAM)ptr;
|
|
return;
|
|
}
|
|
case WM_MDICREATE:
|
|
{
|
|
MDICREATESTRUCTA *mcs = buffer;
|
|
char *str = (char *)(mcs + 1);
|
|
|
|
if (!IS_INTRESOURCE(mcs->szClass))
|
|
{
|
|
mcs->szClass = str;
|
|
str += string_size( mcs->szClass, ansi );
|
|
}
|
|
if (!IS_INTRESOURCE(mcs->szTitle))
|
|
{
|
|
mcs->szTitle = str;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
*lparam = (LPARAM)buffer;
|
|
}
|
|
|
|
BOOL WINAPI User32CallWindowProc( struct win_proc_params *params, ULONG size )
|
|
{
|
|
size_t packed_size = 0;
|
|
void *buffer = NULL;
|
|
LRESULT result;
|
|
|
|
if (size > sizeof(*params))
|
|
{
|
|
const size_t offset = (sizeof(*params) + 15) & ~15;
|
|
packed_size = size - offset;
|
|
buffer = (char *)params + offset;
|
|
|
|
unpack_message( params->hwnd, params->msg, ¶ms->wparam, ¶ms->lparam,
|
|
buffer, packed_size, params->ansi );
|
|
}
|
|
|
|
result = dispatch_win_proc_params( params );
|
|
|
|
if (packed_size)
|
|
{
|
|
LRESULT *result_ptr = (LRESULT *)buffer - 1;
|
|
*result_ptr = result;
|
|
return NtCallbackReturn( result_ptr, sizeof(*result_ptr) + packed_size, TRUE );
|
|
}
|
|
return NtCallbackReturn( &result, sizeof(result), TRUE );
|
|
}
|
|
|
|
BOOL WINAPI User32CallSendAsyncCallback( const struct send_async_params *params, ULONG size )
|
|
{
|
|
params->callback( params->hwnd, params->msg, params->data, params->result );
|
|
return TRUE;
|
|
}
|
|
|
|
/**********************************************************************
|
|
* CallWindowProcA (USER32.@)
|
|
*
|
|
* The CallWindowProc() function invokes the windows procedure _func_,
|
|
* with _hwnd_ as the target window, the message specified by _msg_, and
|
|
* the message parameters _wParam_ and _lParam_.
|
|
*
|
|
* Some kinds of argument conversion may be done, I'm not sure what.
|
|
*
|
|
* CallWindowProc() may be used for windows subclassing. Use
|
|
* SetWindowLong() to set a new windows procedure for windows of the
|
|
* subclass, and handle subclassed messages in the new windows
|
|
* procedure. The new windows procedure may then use CallWindowProc()
|
|
* with _func_ set to the parent class's windows procedure to dispatch
|
|
* the message to the superclass.
|
|
*
|
|
* RETURNS
|
|
*
|
|
* The return value is message dependent.
|
|
*
|
|
* CONFORMANCE
|
|
*
|
|
* ECMA-234, Win32
|
|
*/
|
|
LRESULT WINAPI CallWindowProcA( WNDPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
struct win_proc_params params;
|
|
|
|
params.func = func;
|
|
if (!NtUserMessageCall( hwnd, msg, wParam, lParam, ¶ms, NtUserCallWindowProc, TRUE ))
|
|
return 0;
|
|
return dispatch_win_proc_params( ¶ms );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* CallWindowProcW (USER32.@)
|
|
*
|
|
* See CallWindowProcA.
|
|
*/
|
|
LRESULT WINAPI CallWindowProcW( WNDPROC func, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
struct win_proc_params params;
|
|
|
|
params.func = func;
|
|
if (!NtUserMessageCall( hwnd, msg, wParam, lParam, ¶ms, NtUserCallWindowProc, FALSE ))
|
|
return 0;
|
|
return dispatch_win_proc_params( ¶ms );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* WINPROC_CallDlgProcA
|
|
*/
|
|
INT_PTR WINPROC_CallDlgProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
DLGPROC func, proc;
|
|
LRESULT result;
|
|
|
|
#ifdef _WIN64
|
|
proc = (DLGPROC)NtUserGetWindowLongPtrA( hwnd, DWLP_DLGPROC );
|
|
#else
|
|
proc = (DLGPROC)NtUserGetWindowLongA( hwnd, DWLP_DLGPROC );
|
|
#endif
|
|
if (!proc) return 0;
|
|
if (!(func = NtUserGetDialogProc( proc, TRUE )) &&
|
|
!(func = NtUserGetDialogProc( proc, FALSE ))) return 0;
|
|
|
|
if (func == WINPROC_PROC16)
|
|
{
|
|
INT_PTR ret;
|
|
ret = wow_handlers.call_dialog_proc( hwnd, msg, wParam, lParam, &result, proc );
|
|
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
|
|
return ret;
|
|
}
|
|
|
|
return call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
|
|
}
|
|
|
|
|
|
/**********************************************************************
|
|
* WINPROC_CallDlgProcW
|
|
*/
|
|
INT_PTR WINPROC_CallDlgProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
DLGPROC func, proc;
|
|
LRESULT result;
|
|
|
|
#ifdef _WIN64
|
|
proc = (DLGPROC)NtUserGetWindowLongPtrW( hwnd, DWLP_DLGPROC );
|
|
#else
|
|
proc = (DLGPROC)NtUserGetWindowLongW( hwnd, DWLP_DLGPROC );
|
|
#endif
|
|
if (!proc) return 0;
|
|
if (!(func = NtUserGetDialogProc( proc, FALSE )) &&
|
|
!(func = NtUserGetDialogProc( proc, TRUE ))) return 0;
|
|
|
|
if (func == WINPROC_PROC16)
|
|
{
|
|
INT_PTR ret;
|
|
ret = WINPROC_CallProcWtoA( wow_handlers.call_dialog_proc,
|
|
hwnd, msg, wParam, lParam, &result, proc );
|
|
SetWindowLongPtrW( hwnd, DWLP_MSGRESULT, result );
|
|
return ret;
|
|
}
|
|
|
|
return call_dialog_proc( hwnd, msg, wParam, lParam, &result, func );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Window procedures for builtin classes
|
|
*/
|
|
|
|
static LRESULT WINAPI ButtonWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.button_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI ButtonWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.button_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
static LRESULT WINAPI ComboWndProcA( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.combo_proc( hwnd, message, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI ComboWndProcW( HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.combo_proc( hwnd, message, wParam, lParam, TRUE );
|
|
}
|
|
|
|
LRESULT WINAPI EditWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.edit_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI EditWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.edit_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
static LRESULT WINAPI ListBoxWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.listbox_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI ListBoxWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.listbox_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
static LRESULT WINAPI MDIClientWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.mdiclient_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI MDIClientWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.mdiclient_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
static LRESULT WINAPI ScrollBarWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.scrollbar_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI ScrollBarWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.scrollbar_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
static LRESULT WINAPI StaticWndProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.static_proc( hwnd, msg, wParam, lParam, FALSE );
|
|
}
|
|
|
|
static LRESULT WINAPI StaticWndProcW( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
|
|
{
|
|
return wow_handlers.static_proc( hwnd, msg, wParam, lParam, TRUE );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* UserRegisterWowHandlers (USER32.@)
|
|
*
|
|
* NOTE: no attempt has been made to be compatible here,
|
|
* the Windows function is most likely completely different.
|
|
*/
|
|
void WINAPI UserRegisterWowHandlers( const struct wow_handlers16 *new, struct wow_handlers32 *orig )
|
|
{
|
|
orig->button_proc = ButtonWndProc_common;
|
|
orig->combo_proc = ComboWndProc_common;
|
|
orig->edit_proc = EditWndProc_common;
|
|
orig->listbox_proc = ListBoxWndProc_common;
|
|
orig->mdiclient_proc = MDIClientWndProc_common;
|
|
orig->scrollbar_proc = ScrollBarWndProc_common;
|
|
orig->static_proc = StaticWndProc_common;
|
|
orig->create_window = WIN_CreateWindowEx;
|
|
orig->get_win_handle = WIN_GetFullHandle;
|
|
orig->alloc_winproc = WINPROC_AllocProc;
|
|
orig->get_dialog_info = DIALOG_get_info;
|
|
orig->dialog_box_loop = DIALOG_DoDialogBox;
|
|
|
|
wow_handlers = *new;
|
|
}
|
|
|
|
struct wow_handlers16 wow_handlers =
|
|
{
|
|
ButtonWndProc_common,
|
|
ComboWndProc_common,
|
|
EditWndProc_common,
|
|
ListBoxWndProc_common,
|
|
MDIClientWndProc_common,
|
|
ScrollBarWndProc_common,
|
|
StaticWndProc_common,
|
|
WIN_CreateWindowEx,
|
|
NULL, /* call_window_proc */
|
|
NULL, /* call_dialog_proc */
|
|
};
|
|
|
|
static const struct user_client_procs client_procsA =
|
|
{
|
|
.pButtonWndProc = ButtonWndProcA,
|
|
.pComboWndProc = ComboWndProcA,
|
|
.pDefWindowProc = DefWindowProcA,
|
|
.pDefDlgProc = DefDlgProcA,
|
|
.pEditWndProc = EditWndProcA,
|
|
.pListBoxWndProc = ListBoxWndProcA,
|
|
.pMDIClientWndProc = MDIClientWndProcA,
|
|
.pScrollBarWndProc = ScrollBarWndProcA,
|
|
.pStaticWndProc = StaticWndProcA,
|
|
.pImeWndProc = ImeWndProcA,
|
|
};
|
|
|
|
static const struct user_client_procs client_procsW =
|
|
{
|
|
.pButtonWndProc = ButtonWndProcW,
|
|
.pComboWndProc = ComboWndProcW,
|
|
.pDefWindowProc = DefWindowProcW,
|
|
.pDefDlgProc = DefDlgProcW,
|
|
.pEditWndProc = EditWndProcW,
|
|
.pListBoxWndProc = ListBoxWndProcW,
|
|
.pMDIClientWndProc = MDIClientWndProcW,
|
|
.pScrollBarWndProc = ScrollBarWndProcW,
|
|
.pStaticWndProc = StaticWndProcW,
|
|
.pImeWndProc = ImeWndProcW,
|
|
.pDesktopWndProc = DesktopWndProc,
|
|
.pIconTitleWndProc = IconTitleWndProc,
|
|
.pPopupMenuWndProc = PopupMenuWndProc,
|
|
.pMessageWndProc = MessageWndProc,
|
|
};
|
|
|
|
void winproc_init(void)
|
|
{
|
|
NtUserInitializeClientPfnArrays( &client_procsA, &client_procsW, NULL, user32_module );
|
|
}
|