winex11: Allow changing the clipping rectangle while the mouse is grabbed.

This commit is contained in:
Alexandre Julliard 2011-04-22 16:58:20 +02:00
parent a292220e1d
commit 33c491eb84
2 changed files with 20 additions and 10 deletions

View File

@ -376,6 +376,8 @@ static HWND create_clipping_msg_window(void)
*/ */
LRESULT clip_cursor_notify( HWND hwnd, HWND new_clip_hwnd ) LRESULT clip_cursor_notify( HWND hwnd, HWND new_clip_hwnd )
{ {
struct x11drv_thread_data *data = x11drv_thread_data();
if (hwnd == GetDesktopWindow()) /* change the clip window stored in the desktop process */ if (hwnd == GetDesktopWindow()) /* change the clip window stored in the desktop process */
{ {
static HWND clip_hwnd; static HWND clip_hwnd;
@ -385,8 +387,9 @@ LRESULT clip_cursor_notify( HWND hwnd, HWND new_clip_hwnd )
if (prev || new_clip_hwnd) TRACE( "clip hwnd changed from %p to %p\n", prev, new_clip_hwnd ); if (prev || new_clip_hwnd) TRACE( "clip hwnd changed from %p to %p\n", prev, new_clip_hwnd );
if (prev) SendNotifyMessageW( prev, WM_X11DRV_CLIP_CURSOR, 0, 0 ); if (prev) SendNotifyMessageW( prev, WM_X11DRV_CLIP_CURSOR, 0, 0 );
} }
else /* this is a notification that clipping has been reset */ else if (hwnd == data->clip_hwnd) /* this is a notification that clipping has been reset */
{ {
data->clip_hwnd = 0;
disable_xinput2(); disable_xinput2();
DestroyWindow( hwnd ); DestroyWindow( hwnd );
} }
@ -402,19 +405,21 @@ static BOOL grab_clipping_window( const RECT *clip )
{ {
struct x11drv_thread_data *data = x11drv_init_thread_data(); struct x11drv_thread_data *data = x11drv_init_thread_data();
Window clip_window = init_clip_window(); Window clip_window = init_clip_window();
HWND msg_hwnd; HWND msg_hwnd = 0;
if (!clip_window) return TRUE; if (!clip_window) return TRUE;
if (!(msg_hwnd = create_clipping_msg_window())) return TRUE; /* create a clip message window unless we are already clipping */
if (!data->clip_hwnd && !(msg_hwnd = create_clipping_msg_window())) return TRUE;
TRACE( "clipping to %s\n", wine_dbgstr_rect(clip) ); TRACE( "clipping to %s\n", wine_dbgstr_rect(clip) );
wine_tsx11_lock(); wine_tsx11_lock();
XUnmapWindow( data->display, clip_window ); if (msg_hwnd) XUnmapWindow( data->display, clip_window );
XMoveResizeWindow( data->display, clip_window, XMoveResizeWindow( data->display, clip_window,
clip->left - virtual_screen_rect.left, clip->top - virtual_screen_rect.top, clip->left - virtual_screen_rect.left, clip->top - virtual_screen_rect.top,
clip->right - clip->left, clip->bottom - clip->top ); clip->right - clip->left, clip->bottom - clip->top );
XMapWindow( data->display, clip_window ); if (msg_hwnd) XMapWindow( data->display, clip_window );
if (!XGrabPointer( data->display, clip_window, False, if (!XGrabPointer( data->display, clip_window, False,
PointerMotionMask | ButtonPressMask | ButtonReleaseMask, PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
GrabModeAsync, GrabModeAsync, clip_window, None, CurrentTime )) GrabModeAsync, GrabModeAsync, clip_window, None, CurrentTime ))
@ -423,13 +428,17 @@ static BOOL grab_clipping_window( const RECT *clip )
if (!clipping_cursor) if (!clipping_cursor)
{ {
DestroyWindow( msg_hwnd ); if (msg_hwnd) DestroyWindow( msg_hwnd );
return FALSE; return FALSE;
} }
enable_xinput2(); if (msg_hwnd)
sync_window_cursor( clip_window ); {
clip_rect = *clip; data->clip_hwnd = msg_hwnd;
SendMessageW( GetDesktopWindow(), WM_X11DRV_CLIP_CURSOR, 0, (LPARAM)msg_hwnd ); enable_xinput2();
sync_window_cursor( clip_window );
clip_rect = *clip;
SendMessageW( GetDesktopWindow(), WM_X11DRV_CLIP_CURSOR, 0, (LPARAM)msg_hwnd );
}
return TRUE; return TRUE;
} }

View File

@ -551,6 +551,7 @@ struct x11drv_thread_data
XFontSet font_set; /* international text drawing font set */ XFontSet font_set; /* international text drawing font set */
Window selection_wnd; /* window used for selection interactions */ Window selection_wnd; /* window used for selection interactions */
Window clip_window; /* window used for cursor clipping */ Window clip_window; /* window used for cursor clipping */
HWND clip_hwnd; /* message window stored in desktop while clipping is active */
HKL kbd_layout; /* active keyboard layout */ HKL kbd_layout; /* active keyboard layout */
enum { xi_unavailable = -1, xi_unknown, xi_disabled, xi_enabled } xi2_state; /* XInput2 state */ enum { xi_unavailable = -1, xi_unknown, xi_disabled, xi_enabled } xi2_state; /* XInput2 state */
}; };