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240 lines
6.9 KiB
C
240 lines
6.9 KiB
C
/*
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* USER resource functions
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*
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* Copyright 1993 Robert J. Amstadt
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* Copyright 1995, 2009 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 <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "ntuser.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(resource);
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WINE_DECLARE_DEBUG_CHANNEL(accel);
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/* this is the 8 byte accel struct used in Win32 resources (internal only) */
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typedef struct
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{
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WORD fVirt;
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WORD key;
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WORD cmd;
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WORD pad;
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} PE_ACCEL;
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/**********************************************************************
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* LoadAcceleratorsW (USER32.@)
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*/
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HACCEL WINAPI LoadAcceleratorsW(HINSTANCE instance, LPCWSTR name)
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{
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const PE_ACCEL *pe_table;
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ACCEL *table;
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unsigned int i;
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HRSRC rsrc;
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HACCEL handle;
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DWORD count;
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if (!(rsrc = FindResourceW( instance, name, (LPWSTR)RT_ACCELERATOR ))) return 0;
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pe_table = LoadResource( instance, rsrc );
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count = SizeofResource( instance, rsrc ) / sizeof(*pe_table);
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if (!count) return 0;
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table = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*table) );
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if (!table) return 0;
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for (i = 0; i < count; i++)
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{
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table[i].fVirt = pe_table[i].fVirt;
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table[i].key = pe_table[i].key;
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table[i].cmd = pe_table[i].cmd;
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}
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handle = NtUserCreateAcceleratorTable( table, count );
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HeapFree( GetProcessHeap(), 0, table );
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TRACE_(accel)("%p %s returning %p\n", instance, debugstr_w(name), handle );
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return handle;
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}
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/***********************************************************************
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* LoadAcceleratorsA (USER32.@)
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*/
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HACCEL WINAPI LoadAcceleratorsA(HINSTANCE instance,LPCSTR lpTableName)
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{
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INT len;
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LPWSTR uni;
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HACCEL result = 0;
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if (IS_INTRESOURCE(lpTableName)) return LoadAcceleratorsW( instance, (LPCWSTR)lpTableName );
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len = MultiByteToWideChar( CP_ACP, 0, lpTableName, -1, NULL, 0 );
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if ((uni = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
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{
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MultiByteToWideChar( CP_ACP, 0, lpTableName, -1, uni, len );
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result = LoadAcceleratorsW(instance,uni);
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HeapFree( GetProcessHeap(), 0, uni);
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}
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return result;
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}
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/**********************************************************************
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* CopyAcceleratorTableA (USER32.@)
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*/
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INT WINAPI CopyAcceleratorTableA(HACCEL src, LPACCEL dst, INT count)
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{
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char ch;
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int i, ret = NtUserCopyAcceleratorTable( src, dst, count );
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if (ret && dst)
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{
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for (i = 0; i < ret; i++)
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{
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if (dst[i].fVirt & FVIRTKEY) continue;
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WideCharToMultiByte( CP_ACP, 0, &dst[i].key, 1, &ch, 1, NULL, NULL );
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dst[i].key = ch;
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}
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}
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return ret;
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}
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/*********************************************************************
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* CreateAcceleratorTableA (USER32.@)
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*/
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HACCEL WINAPI CreateAcceleratorTableA( ACCEL *accel, INT count )
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{
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HACCEL handle;
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ACCEL *table;
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int i;
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if (count < 1)
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{
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SetLastError( ERROR_INVALID_PARAMETER );
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return 0;
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}
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table = HeapAlloc( GetProcessHeap(), 0, count * sizeof(*table) );
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if (!table) return 0;
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for (i = 0; i < count; i++)
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{
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table[i].fVirt = accel[i].fVirt;
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table[i].cmd = accel[i].cmd;
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if (!(accel[i].fVirt & FVIRTKEY))
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{
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char ch = accel[i].key;
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MultiByteToWideChar( CP_ACP, 0, &ch, 1, &table[i].key, 1 );
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}
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else table[i].key = accel[i].key;
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}
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handle = NtUserCreateAcceleratorTable( table, count );
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HeapFree( GetProcessHeap(), 0, table );
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TRACE_(accel)("returning %p\n", handle );
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return handle;
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}
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/**********************************************************************
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* LoadStringW (USER32.@)
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*/
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INT WINAPI DECLSPEC_HOTPATCH LoadStringW( HINSTANCE instance, UINT resource_id,
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LPWSTR buffer, INT buflen )
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{
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HGLOBAL hmem;
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HRSRC hrsrc;
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WCHAR *p;
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int string_num;
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int i;
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TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
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instance, resource_id, buffer, buflen);
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if(buffer == NULL)
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return 0;
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if (!(hrsrc = FindResourceW( instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1), (LPWSTR)RT_STRING )) ||
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!(hmem = LoadResource( instance, hrsrc )))
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{
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TRACE( "Failed to load string.\n" );
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if (buflen > 0) buffer[0] = 0;
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return 0;
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}
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p = LockResource(hmem);
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string_num = resource_id & 0x000f;
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for (i = 0; i < string_num; i++)
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p += *p + 1;
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TRACE("strlen = %d\n", (int)*p );
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/*if buflen == 0, then return a read-only pointer to the resource itself in buffer
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it is assumed that buffer is actually a (LPWSTR *) */
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if(buflen == 0)
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{
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*((LPWSTR *)buffer) = p + 1;
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return *p;
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}
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i = min(buflen - 1, *p);
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memcpy(buffer, p + 1, i * sizeof(WCHAR));
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buffer[i] = 0;
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TRACE("returning %s\n", debugstr_w(buffer));
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return i;
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}
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/**********************************************************************
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* LoadStringA (USER32.@)
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*/
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INT WINAPI DECLSPEC_HOTPATCH LoadStringA( HINSTANCE instance, UINT resource_id, LPSTR buffer, INT buflen )
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{
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HGLOBAL hmem;
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HRSRC hrsrc;
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DWORD retval = 0;
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TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
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instance, resource_id, buffer, buflen);
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if (!buflen) return -1;
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/* Use loword (incremented by 1) as resourceid */
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if ((hrsrc = FindResourceW( instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1),
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(LPWSTR)RT_STRING )) &&
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(hmem = LoadResource( instance, hrsrc )))
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{
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const WCHAR *p = LockResource(hmem);
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unsigned int id = resource_id & 0x000f;
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while (id--) p += *p + 1;
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RtlUnicodeToMultiByteN( buffer, buflen - 1, &retval, p + 1, *p * sizeof(WCHAR) );
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}
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buffer[retval] = 0;
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TRACE("returning %s\n", debugstr_a(buffer));
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return retval;
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}
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/**********************************************************************
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* GetGuiResources (USER32.@)
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*/
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DWORD WINAPI GetGuiResources( HANDLE hProcess, DWORD uiFlags )
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{
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static BOOL warn = TRUE;
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if (warn) {
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FIXME("(%p,%lx): stub\n",hProcess,uiFlags);
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warn = FALSE;
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}
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SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
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return 0;
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}
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