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Re: [Qemu-devel] [PATCH 4/4] gtk: set window ID
From: |
Daniel P. Berrange |
Subject: |
Re: [Qemu-devel] [PATCH 4/4] gtk: set window ID |
Date: |
Mon, 31 Oct 2016 16:59:58 +0000 |
User-agent: |
Mutt/1.7.1 (2016-10-04) |
On Mon, Oct 31, 2016 at 05:00:07PM +0100, Samuel Thibault wrote:
> This uses the console API to record the window ID of the GTK windows.
>
> Signed-off-by: Samuel Thibault <address@hidden>
> ---
> ui/gtk.c | 25 +++++++++++++++++++++++--
> 1 file changed, 23 insertions(+), 2 deletions(-)
>
> diff --git a/ui/gtk.c b/ui/gtk.c
> index ca737c4..d75f255 100644
> --- a/ui/gtk.c
> +++ b/ui/gtk.c
> @@ -2170,6 +2170,13 @@ void gtk_display_init(DisplayState *ds, bool
> full_screen, bool grab_on_hover)
> GtkDisplayState *s = g_malloc0(sizeof(*s));
> char *filename;
> GdkDisplay *window_display;
> + GdkWindow *gdk_window;
> +#ifdef GDK_WINDOWING_X11
> + Window window_id;
> +#elif defined(GDK_WINDOWING_WIN32)
> + HWND window_id;
> +#endif
> + int i;
>
> if (!gtkinit) {
> fprintf(stderr, "gtk initialization failed\n");
> @@ -2232,8 +2239,6 @@ void gtk_display_init(DisplayState *ds, bool
> full_screen, bool grab_on_hover)
> {
> VirtualConsole *cur = gd_vc_find_current(s);
> if (cur) {
> - int i;
> -
> for (i = 0; i < s->nb_vcs; i++) {
> VirtualConsole *vc = &s->vc[i];
> if (vc && vc->type == GD_VC_VTE && vc != cur) {
> @@ -2253,6 +2258,22 @@ void gtk_display_init(DisplayState *ds, bool
> full_screen, bool grab_on_hover)
> }
>
> gd_set_keycode_type(s);
> +
> + gdk_window = gtk_widget_get_window(s->window);
> +#ifdef GDK_WINDOWING_X11
> + window_id = GDK_WINDOW_XID(gdk_window);
> +#elif defined(GDK_WINDOWING_WIN32)
> + window_id = gdk_win32_window_get_impl_hwnd(gdk_window);
> +#endif
There are other GTK3 backends that may well be used - Wayland, Broadway
and Quartz. You can't use the compile time check on its own any more as
a single GTK can be built with multiple backends at once.
So to fully generalize you need
eg you'll need
#ifdef GDK_WINDOWING_X11
if (GDK_IS_X11_DISPLAY(dpy)) {
...
}
#endif
#ifdef GDK_WINDOWING_WIN32
if (GDK_IS_WIN32_DISPLAY(dpy)) {
...
}
#endif
#ifdef GDK_WINDOWING_QUARTZ
if (GDK_IS_QUARTZ_DISPLAY(dpy)) {
...
}
#endif
...and wayland, broadway...
> + for (i = 0; ; i++) {
> + /* All consoles share the same window */
> + QemuConsole *con = qemu_console_lookup_by_index(i);
> + if (con) {
> + qemu_console_set_window_id(i, (int) window_id);
> + } else {
> + break;
> + }
> + }
If neither X11 or Win32 backends are defined, this will error
since window_id will not be declared.
Regards,
Daniel
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