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Support _NET_WM_PING protocol so the WM can detect freezes.

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This commit is contained in:
Mike Hearn 2003-05-04 02:27:20 +00:00 committed by Alexandre Julliard
parent c5bb73038b
commit 34dd455f44
2 changed files with 22 additions and 0 deletions
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10
dlls/x11drv/event.c
View file

@ -55,6 +55,7 @@ extern Atom wmProtocols;
extern Atom wmDeleteWindow;
extern Atom dndProtocol;
extern Atom dndSelection;
extern Atom netwmPing;
#define DndNotDnd -1 /* OffiX drag&drop */
#define DndUnknown 0
@ -460,6 +461,15 @@ static void handle_wm_protocols_message( HWND hwnd, XClientMessageEvent *event )
if (!hwnd) hwnd = last_focus;
if (hwnd && can_activate_window(hwnd)) set_focus( hwnd, event_time );
}
} else if (protocol == netwmPing) {
XClientMessageEvent xev;
xev = *event;
TRACE("NET_WM Ping\n");
xev.window = DefaultRootWindow(xev.display);
XSendEvent(xev.display, xev.window, False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent*)&xev);
/* this line is semi-stolen from gtk2 */
TRACE("NET_WM Pong\n");
}
}

12
dlls/x11drv/window.c
View file

@ -23,6 +23,7 @@
#include "config.h"
#include <stdlib.h>
#include <unistd.h>
#include "ts_xlib.h"
#include <X11/Xresource.h>
@ -59,6 +60,8 @@ Atom dndSelection = None;
Atom wmChangeState = None;
Atom mwmHints = None;
Atom kwmDockWindow = None;
Atom netwmPid = None;
Atom netwmPing = None;
Atom _kde_net_wm_system_tray_window_for = None; /* KDE 2 Final */
static LPCSTR whole_window_atom;
@ -338,6 +341,7 @@ void X11DRV_set_wm_hints( Display *display, WND *win )
i = 0;
protocols[i++] = wmDeleteWindow;
if (wmTakeFocus) protocols[i++] = wmTakeFocus;
if (netwmPing) protocols[i++] = netwmPing;
XSetWMProtocols( display, data->whole_window, protocols, i );
/* class hints */
@ -373,6 +377,12 @@ void X11DRV_set_wm_hints( Display *display, WND *win )
XA_WINDOW, 32, PropModeReplace, (char*)&data->whole_window, 1 );
}
/* set the WM_CLIENT_MACHINE and WM_LOCALE_NAME properties */
XSetWMProperties(display, data->whole_window, NULL, NULL, NULL, 0, NULL, NULL, NULL);
/* set the pid. together, these properties are needed so the window manager can kill us if we freeze */
i = getpid();
XChangeProperty(display, data->whole_window, netwmPid, XA_CARDINAL, 32, PropModeReplace, (char *)&i, 1);
if (mwmHints != None)
{
MwmHints mwm_hints;
@ -627,6 +637,8 @@ static void create_desktop( Display *display, WND *wndPtr )
mwmHints = XInternAtom( display, _XA_MWM_HINTS, False );
kwmDockWindow = XInternAtom( display, "KWM_DOCKWINDOW", False );
_kde_net_wm_system_tray_window_for = XInternAtom( display, "_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR", False );
netwmPid = XInternAtom( display, "_NET_WM_PID", False );
netwmPing = XInternAtom( display, "_NET_WM_PING", False );
wine_tsx11_unlock();
whole_window_atom = MAKEINTATOMA( GlobalAddAtomA( "__wine_x11_whole_window" ));