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display: Take passive grabs on the backend connection

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This commit is contained in:
Jasper St. Pierre 2014-04-23 15:30:30 -04:00
parent 97074ccdad
commit 72c65cbff0
2 changed files with 29 additions and 29 deletions
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45
src/core/display.c
View File

@ -51,6 +51,7 @@
#include "meta-idle-monitor-dbus.h"
#include "meta-cursor-tracker-private.h"
#include "meta-backend.h"
#include "backends/x11/meta-backend-x11.h"
#ifdef HAVE_RANDR
#include <X11/extensions/Xrandr.h>
@ -2007,8 +2008,10 @@ meta_change_button_grab (MetaDisplay *display,
int button,
int modmask)
{
unsigned int ignored_mask;
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
unsigned int ignored_mask;
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
@ -2016,13 +2019,6 @@ meta_change_button_grab (MetaDisplay *display,
XISetMask (mask.mask, XI_ButtonRelease);
XISetMask (mask.mask, XI_Motion);
meta_verbose ("%s 0x%lx sync = %d button = %d modmask 0x%x\n",
grab ? "Grabbing" : "Ungrabbing",
xwindow,
sync, button, modmask);
meta_error_trap_push (display);
ignored_mask = 0;
while (ignored_mask <= display->ignored_modifier_mask)
{
@ -2039,45 +2035,34 @@ meta_change_button_grab (MetaDisplay *display,
mods = (XIGrabModifiers) { modmask | ignored_mask, 0 };
if (meta_is_debugging ())
meta_error_trap_push (display);
/* GrabModeSync means freeze until XAllowEvents */
if (grab)
XIGrabButton (display->xdisplay,
XIGrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, None,
sync ? XIGrabModeSync : XIGrabModeAsync,
XIGrabModeAsync, False,
&mask, 1, &mods);
else
XIUngrabButton (display->xdisplay,
XIUngrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, 1, &mods);
if (meta_is_debugging ())
{
int result;
result = meta_error_trap_pop_with_return (display);
if (result != Success)
meta_verbose ("Failed to %s button %d with mask 0x%x for window 0x%lx error code %d\n",
grab ? "grab" : "ungrab",
button, modmask | ignored_mask, xwindow, result);
}
++ignored_mask;
}
meta_error_trap_pop (display);
}
void
meta_display_grab_window_buttons (MetaDisplay *display,
Window xwindow)
{
MetaBackend *backend = meta_get_backend ();
/* Do nothing under non-X11 backends */
if (!META_IS_BACKEND_X11 (backend))
return;
/* Grab Alt + button1 for moving window.
* Grab Alt + button2 for resizing window.
* Grab Alt + button3 for popping up window menu.
@ -2128,6 +2113,12 @@ void
meta_display_ungrab_window_buttons (MetaDisplay *display,
Window xwindow)
{
MetaBackend *backend = meta_get_backend ();
/* Do nothing under non-X11 backends */
if (!META_IS_BACKEND_X11 (backend))
return;
gboolean debug;
int i;

11
src/core/events.c
View File

@ -34,6 +34,7 @@
#include "workspace-private.h"
#include "backends/meta-backend.h"
#include "backends/native/meta-idle-monitor-native.h"
#include "backends/x11/meta-backend-x11.h"
#include "x11/window-x11.h"
#include "x11/xprops.h"
@ -1995,8 +1996,16 @@ meta_display_handle_event (MetaDisplay *display,
meta_verbose ("Allowing events time %u\n",
(unsigned int)event->button.time);
XIAllowEvents (display->xdisplay, clutter_input_device_get_device_id (event->button.device),
{
MetaBackend *backend = meta_get_backend ();
if (META_IS_BACKEND_X11 (backend))
{
Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
XIAllowEvents (xdisplay, clutter_input_device_get_device_id (event->button.device),
XIReplayDevice, event->button.time);
}
}
bypass_clutter = TRUE;
}
else if (fully_modified && (int) event->button.button == meta_prefs_get_mouse_button_resize ())