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debug-gui: pointer locking on X11

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Signed-off-by: José Expósito <jose.exposito89@gmail.com>
This commit is contained in:
José Expósito 2021-07-29 19:01:44 +02:00
parent a9b334ebb5
commit be7264f35b
2 changed files with 67 additions and 0 deletions
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2
meson.build
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@ -561,6 +561,7 @@ if get_option('debug-gui')
dep_glib = dependency('glib-2.0')
dep_wayland_client = dependency('wayland-client', required : false)
dep_wayland_protocols = dependency('wayland-protocols', required : false)
dep_x11 = dependency('x11', required : false)
debug_gui_sources = [ 'tools/libinput-debug-gui.c' ]
@ -592,6 +593,7 @@ if get_option('debug-gui')
dep_glib,
dep_wayland_client,
dep_wayland_protocols,
dep_x11,
] + deps_tools
executable('libinput-debug-gui',
debug_gui_sources,

65
tools/libinput-debug-gui.c
View file

@ -58,6 +58,16 @@
#endif
#endif
#ifdef GDK_WINDOWING_X11
#include <X11/X.h>
#include <X11/Xlib.h>
#if HAVE_GTK4
#include <gdk/x11/gdkx.h>
#else
#include <gdk/gdkx.h>
#endif
#endif
#define clip(val_, min_, max_) min((max_), max((min_), (val_)))
enum touch_state {
@ -293,6 +303,51 @@ backend_is_wayland(void)
}
#endif /* GDK_WINDOWING_WAYLAND */
#ifdef GDK_WINDOWING_X11
static bool
x_lock_pointer(struct window *w)
{
Display *x_display;
Window x_win;
int result;
x_display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
#if HAVE_GTK4
GtkNative *window = gtk_widget_get_native(w->win);
GdkSurface *surface = gtk_native_get_surface(window);
x_win = GDK_SURFACE_XID(surface);
#else
GdkWindow *window = gtk_widget_get_window(w->win);
x_win = GDK_WINDOW_XID(window);
#endif
result = XGrabPointer(x_display, x_win,
False, NoEventMask,
GrabModeAsync, GrabModeAsync,
x_win,
None,
CurrentTime);
return (result == GrabSuccess);
}
static void
x_unlock_pointer(struct window *w)
{
Display *x_display;
x_display = GDK_DISPLAY_XDISPLAY(gdk_display_get_default());
XUngrabPointer(x_display, CurrentTime);
}
static inline bool
backend_is_x11(void)
{
return GDK_IS_X11_DISPLAY(gdk_display_get_default());
}
#endif /* GDK_WINDOWING_X11 */
static bool
window_lock_pointer(struct window *w)
{
@ -303,6 +358,11 @@ window_lock_pointer(struct window *w)
w->lock_pointer.locked = wayland_lock_pointer(w);
#endif
#ifdef GDK_WINDOWING_X11
if (backend_is_x11())
w->lock_pointer.locked = x_lock_pointer(w);
#endif
return w->lock_pointer.locked;
}
@ -318,6 +378,11 @@ window_unlock_pointer(struct window *w)
if (backend_is_wayland())
wayland_unlock_pointer(w);
#endif
#ifdef GDK_WINDOWING_X11
if (backend_is_x11())
x_unlock_pointer(w);
#endif
}
LIBINPUT_ATTRIBUTE_PRINTF(1, 2)