mirror of
git://source.winehq.org/git/wine.git
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201 lines
5.8 KiB
C
201 lines
5.8 KiB
C
/*
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* Default window procedure
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*
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* Copyright 1993, 1996 Alexandre Julliard
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* 1995 Alex Korobka
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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 "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(win);
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static void default_ime_compositionW( HWND hwnd, WPARAM wparam, LPARAM lparam )
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{
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WCHAR *buf = NULL;
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LONG size, i;
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HIMC himc;
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if (!(lparam & GCS_RESULTSTR) || !(himc = ImmGetContext( hwnd ))) return;
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if ((size = ImmGetCompositionStringW( himc, GCS_RESULTSTR, NULL, 0 )))
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{
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if (!(buf = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) ))) size = 0;
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else size = ImmGetCompositionStringW( himc, GCS_RESULTSTR, buf, size * sizeof(WCHAR) );
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}
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ImmReleaseContext( hwnd, himc );
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for (i = 0; i < size / sizeof(WCHAR); i++)
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SendMessageW( hwnd, WM_IME_CHAR, buf[i], 1 );
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HeapFree( GetProcessHeap(), 0, buf );
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}
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static void default_ime_compositionA( HWND hwnd, WPARAM wparam, LPARAM lparam )
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{
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unsigned char lead = 0;
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char *buf = NULL;
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LONG size, i;
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HIMC himc;
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if (!(lparam & GCS_RESULTSTR) || !(himc = ImmGetContext( hwnd ))) return;
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if ((size = ImmGetCompositionStringA( himc, GCS_RESULTSTR, NULL, 0 )))
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{
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if (!(buf = HeapAlloc( GetProcessHeap(), 0, size ))) size = 0;
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else size = ImmGetCompositionStringA( himc, GCS_RESULTSTR, buf, size );
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}
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ImmReleaseContext( hwnd, himc );
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for (i = 0; i < size; i++)
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{
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unsigned char c = buf[i];
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if (!lead)
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{
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if (IsDBCSLeadByte( c )) lead = c;
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else SendMessageA( hwnd, WM_IME_CHAR, c, 1 );
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}
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else
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{
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SendMessageA( hwnd, WM_IME_CHAR, MAKEWORD(c, lead), 1 );
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lead = 0;
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}
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}
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HeapFree( GetProcessHeap(), 0, buf );
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}
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/***********************************************************************
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* DefWindowProcA (USER32.@)
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*
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* See DefWindowProcW.
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*/
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LRESULT WINAPI DefWindowProcA( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam )
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{
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LRESULT result = 0;
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HWND full_handle;
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if (!(full_handle = WIN_IsCurrentProcess( hwnd )))
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{
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if (!IsWindow( hwnd )) return 0;
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ERR( "called for other process window %p\n", hwnd );
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return 0;
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}
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hwnd = full_handle;
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SPY_EnterMessage( SPY_DEFWNDPROC, hwnd, msg, wParam, lParam );
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switch(msg)
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{
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case WM_SYSCOMMAND:
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result = NC_HandleSysCommand( hwnd, wParam, lParam );
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break;
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case WM_IME_CHAR:
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if (HIBYTE(wParam)) PostMessageA( hwnd, WM_CHAR, HIBYTE(wParam), lParam );
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PostMessageA( hwnd, WM_CHAR, LOBYTE(wParam), lParam );
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break;
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case WM_IME_KEYDOWN:
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result = PostMessageA( hwnd, WM_KEYDOWN, wParam, lParam );
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break;
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case WM_IME_KEYUP:
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result = PostMessageA( hwnd, WM_KEYUP, wParam, lParam );
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break;
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case WM_IME_COMPOSITION:
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{
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HWND ime_hwnd = NtUserGetDefaultImeWindow( hwnd );
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if (!ime_hwnd || ime_hwnd == NtUserGetParent( hwnd )) break;
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default_ime_compositionA( hwnd, wParam, lParam );
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/* fall through */
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}
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default:
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result = NtUserMessageCall( hwnd, msg, wParam, lParam, 0, NtUserDefWindowProc, TRUE );
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break;
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}
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SPY_ExitMessage( SPY_RESULT_DEFWND, hwnd, msg, result, wParam, lParam );
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return result;
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}
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/***********************************************************************
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* DefWindowProcW (USER32.@) Calls default window message handler
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*
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* Calls default window procedure for messages not processed
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* by application.
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*
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* RETURNS
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* Return value is dependent upon the message.
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*/
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LRESULT WINAPI DefWindowProcW(
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HWND hwnd, /* [in] window procedure receiving message */
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UINT msg, /* [in] message identifier */
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WPARAM wParam, /* [in] first message parameter */
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LPARAM lParam ) /* [in] second message parameter */
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{
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LRESULT result = 0;
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HWND full_handle;
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if (!(full_handle = WIN_IsCurrentProcess( hwnd )))
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{
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if (!IsWindow( hwnd )) return 0;
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ERR( "called for other process window %p\n", hwnd );
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return 0;
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}
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hwnd = full_handle;
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SPY_EnterMessage( SPY_DEFWNDPROC, hwnd, msg, wParam, lParam );
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switch(msg)
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{
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case WM_SYSCOMMAND:
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result = NC_HandleSysCommand( hwnd, wParam, lParam );
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break;
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case WM_IME_CHAR:
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PostMessageW( hwnd, WM_CHAR, wParam, lParam );
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break;
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case WM_IME_KEYDOWN:
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result = PostMessageW( hwnd, WM_KEYDOWN, wParam, lParam );
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break;
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case WM_IME_KEYUP:
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result = PostMessageW( hwnd, WM_KEYUP, wParam, lParam );
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break;
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case WM_IME_COMPOSITION:
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{
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HWND ime_hwnd = NtUserGetDefaultImeWindow( hwnd );
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if (!ime_hwnd || ime_hwnd == NtUserGetParent( hwnd )) break;
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default_ime_compositionW( hwnd, wParam, lParam );
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/* fall through */
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}
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default:
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result = NtUserMessageCall( hwnd, msg, wParam, lParam, 0, NtUserDefWindowProc, FALSE );
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break;
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}
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SPY_ExitMessage( SPY_RESULT_DEFWND, hwnd, msg, result, wParam, lParam );
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return result;
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}
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