2006-03-07 11:41:52 +01:00
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/*
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* Explorer desktop support
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*
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* Copyright 2006 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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2006-05-18 14:49:52 +02:00
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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2006-03-07 11:41:52 +01:00
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*/
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2006-03-27 22:43:03 +02:00
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#include <stdio.h>
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2006-11-07 00:52:01 +01:00
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#define OEMRESOURCE
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2006-03-07 11:41:52 +01:00
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#include <windows.h>
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#include <wine/debug.h>
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#include "explorer_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(explorer);
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2006-11-08 01:19:02 +01:00
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#define DESKTOP_CLASS_ATOM ((LPCWSTR)MAKEINTATOM(32769))
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2006-03-27 22:43:03 +02:00
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#define DESKTOP_ALL_ACCESS 0x01ff
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2006-03-07 11:41:52 +01:00
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2007-06-06 20:33:22 +02:00
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extern HANDLE __wine_make_process_system(void);
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2006-08-09 11:21:41 +02:00
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static BOOL using_root;
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2006-03-27 22:43:03 +02:00
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/* window procedure for the desktop window */
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2006-03-07 11:41:52 +01:00
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static LRESULT WINAPI desktop_wnd_proc( HWND hwnd, UINT message, WPARAM wp, LPARAM lp )
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{
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2007-12-03 15:14:35 +01:00
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WINE_TRACE( "got msg %04x wp %lx lp %lx\n", message, wp, lp );
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2006-03-07 11:41:52 +01:00
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switch(message)
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{
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case WM_SYSCOMMAND:
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if ((wp & 0xfff0) == SC_CLOSE) ExitWindows( 0, 0 );
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2006-03-27 22:43:03 +02:00
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return 0;
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2006-03-07 11:41:52 +01:00
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2006-04-07 20:26:47 +02:00
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case WM_CLOSE:
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PostQuitMessage(0);
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return 0;
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2006-03-07 11:41:52 +01:00
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case WM_SETCURSOR:
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return (LRESULT)SetCursor( LoadCursorA( 0, (LPSTR)IDC_ARROW ) );
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case WM_NCHITTEST:
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return HTCLIENT;
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case WM_ERASEBKGND:
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2006-08-09 11:21:41 +02:00
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if (!using_root) PaintDesktop( (HDC)wp );
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2006-03-07 11:41:52 +01:00
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return TRUE;
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case WM_PAINT:
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{
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PAINTSTRUCT ps;
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BeginPaint( hwnd, &ps );
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2006-08-09 11:21:41 +02:00
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if (!using_root && ps.fErase) PaintDesktop( ps.hdc );
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2006-03-07 11:41:52 +01:00
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EndPaint( hwnd, &ps );
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}
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return 0;
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2006-03-27 22:43:03 +02:00
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default:
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return DefWindowProcW( hwnd, message, wp, lp );
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}
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}
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/* create the desktop and the associated X11 window, and make it the current desktop */
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static unsigned long create_desktop( const char *name, unsigned int width, unsigned int height )
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{
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HMODULE x11drv = GetModuleHandleA( "winex11.drv" );
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HDESK desktop;
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unsigned long xwin = 0;
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unsigned long (*create_desktop_func)(unsigned int, unsigned int);
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desktop = CreateDesktopA( name, NULL, NULL, 0, DESKTOP_ALL_ACCESS, NULL );
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if (!desktop)
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{
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2006-09-29 01:19:00 +02:00
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WINE_ERR( "failed to create desktop %s error %d\n", wine_dbgstr_a(name), GetLastError() );
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2006-03-27 22:43:03 +02:00
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ExitProcess( 1 );
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}
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/* magic: desktop "root" means use the X11 root window */
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if (x11drv && strcasecmp( name, "root" ))
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{
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create_desktop_func = (void *)GetProcAddress( x11drv, "wine_create_desktop" );
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if (create_desktop_func) xwin = create_desktop_func( width, height );
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2006-03-07 11:41:52 +01:00
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}
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2006-03-27 22:43:03 +02:00
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SetThreadDesktop( desktop );
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return xwin;
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2006-03-07 11:41:52 +01:00
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}
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2006-03-27 22:43:03 +02:00
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/* retrieve the default desktop size from the X11 driver config */
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/* FIXME: this is for backwards compatibility, should probably be changed */
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static BOOL get_default_desktop_size( unsigned int *width, unsigned int *height )
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{
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HKEY hkey;
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char buffer[64];
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DWORD size = sizeof(buffer);
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BOOL ret = FALSE;
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/* @@ Wine registry key: HKCU\Software\Wine\X11 Driver */
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if (RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\X11 Driver", &hkey )) return FALSE;
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if (!RegQueryValueExA( hkey, "Desktop", 0, NULL, (LPBYTE)buffer, &size ))
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ret = (sscanf( buffer, "%ux%u", width, height ) == 2);
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RegCloseKey( hkey );
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return ret;
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}
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2007-11-16 12:39:08 +01:00
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static void initialize_display_settings( HWND desktop )
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{
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static const WCHAR display_device_guid_propW[] = {
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'_','_','w','i','n','e','_','d','i','s','p','l','a','y','_',
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'd','e','v','i','c','e','_','g','u','i','d',0 };
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GUID guid;
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LPWSTR guid_str;
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ATOM guid_atom;
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2007-12-03 15:14:35 +01:00
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DEVMODEW dmW;
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2007-11-16 12:39:08 +01:00
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UuidCreate( &guid );
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UuidToStringW( &guid, &guid_str );
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WINE_TRACE( "display guid %s\n", wine_dbgstr_w(guid_str) );
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guid_atom = GlobalAddAtomW( guid_str );
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SetPropW( desktop, display_device_guid_propW, ULongToHandle(guid_atom) );
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RpcStringFreeW( &guid_str );
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2007-12-03 15:14:35 +01:00
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/* Store current display mode in the registry */
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if (EnumDisplaySettingsExW( NULL, ENUM_CURRENT_SETTINGS, &dmW, 0 ))
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{
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WINE_TRACE( "Current display mode %ux%u %u bpp %u Hz\n", dmW.dmPelsWidth,
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dmW.dmPelsHeight, dmW.dmBitsPerPel, dmW.dmDisplayFrequency );
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ChangeDisplaySettingsExW( NULL, &dmW, 0,
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CDS_GLOBAL | CDS_NORESET | CDS_UPDATEREGISTRY,
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NULL );
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}
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2007-11-16 12:39:08 +01:00
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}
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2006-03-27 22:43:03 +02:00
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/* main desktop management function */
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void manage_desktop( char *arg )
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2006-03-07 11:41:52 +01:00
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{
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MSG msg;
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2006-03-27 22:43:03 +02:00
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HWND hwnd;
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unsigned long xwin = 0;
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unsigned int width, height;
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char *cmdline = NULL;
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char *p = arg;
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static const WCHAR desktop_nameW[] = {'W','i','n','e',' ','d','e','s','k','t','o','p',0};
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2006-03-07 11:41:52 +01:00
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2006-03-27 22:43:03 +02:00
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/* get the rest of the command line (if any) */
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while (*p && !isspace(*p)) p++;
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if (*p)
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{
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*p++ = 0;
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while (*p && isspace(*p)) p++;
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if (*p) cmdline = p;
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}
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2006-03-07 11:50:05 +01:00
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2006-03-27 22:43:03 +02:00
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/* parse the desktop option */
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/* the option is of the form /desktop=name[,widthxheight] */
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if (*arg == '=' || *arg == ',')
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{
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arg++;
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if ((p = strchr( arg, ',' ))) *p++ = 0;
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if (!p || sscanf( p, "%ux%u", &width, &height ) != 2)
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{
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width = 800;
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height = 600;
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}
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xwin = create_desktop( arg, width, height );
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}
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else if (get_default_desktop_size( &width, &height ))
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{
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xwin = create_desktop( "Default", width, height );
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}
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if (!xwin) /* using the root window */
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{
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2006-08-09 11:21:41 +02:00
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using_root = TRUE;
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2006-03-27 22:43:03 +02:00
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width = GetSystemMetrics(SM_CXSCREEN);
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height = GetSystemMetrics(SM_CYSCREEN);
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}
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/* create the desktop window */
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hwnd = CreateWindowExW( 0, DESKTOP_CLASS_ATOM, NULL,
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WS_POPUP | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN,
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0, 0, width, height, 0, 0, 0, NULL );
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if (hwnd == GetDesktopWindow())
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{
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SetWindowLongPtrW( hwnd, GWLP_WNDPROC, (LONG_PTR)desktop_wnd_proc );
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SendMessageW( hwnd, WM_SETICON, ICON_BIG, (LPARAM)LoadIconW( 0, MAKEINTRESOURCEW(OIC_WINLOGO)));
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SetWindowTextW( hwnd, desktop_nameW );
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SystemParametersInfoA( SPI_SETDESKPATTERN, -1, NULL, FALSE );
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SetDeskWallPaper( (LPSTR)-1 );
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2007-11-16 12:39:08 +01:00
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initialize_display_settings( hwnd );
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2006-10-03 14:54:16 +02:00
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initialize_diskarbitration();
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2006-04-18 16:48:13 +02:00
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initialize_hal();
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2006-03-27 22:43:03 +02:00
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initialize_systray();
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}
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else
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{
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DestroyWindow( hwnd ); /* someone beat us to it */
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hwnd = 0;
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}
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/* if we have a command line, execute it */
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if (cmdline)
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{
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STARTUPINFOA si;
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PROCESS_INFORMATION pi;
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memset( &si, 0, sizeof(si) );
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si.cb = sizeof(si);
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WINE_TRACE( "starting %s\n", wine_dbgstr_a(cmdline) );
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if (CreateProcessA( NULL, cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &si, &pi ))
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{
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CloseHandle( pi.hThread );
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CloseHandle( pi.hProcess );
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}
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}
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/* run the desktop message loop */
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if (hwnd)
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{
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2007-06-06 20:33:22 +02:00
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/* we don't use the system process event, the server
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* posts a WM_CLOSE when the last desktop user is gone */
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CloseHandle( __wine_make_process_system() );
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2006-03-27 22:43:03 +02:00
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WINE_TRACE( "desktop message loop starting on hwnd %p\n", hwnd );
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while (GetMessageW( &msg, 0, 0, 0 )) DispatchMessageW( &msg );
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WINE_TRACE( "desktop message loop exiting for hwnd %p\n", hwnd );
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}
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2006-03-07 11:50:05 +01:00
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2006-03-27 22:43:03 +02:00
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ExitProcess( 0 );
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2006-03-07 11:41:52 +01:00
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}
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