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window: use input event helper functions in grab operations.

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This commit is contained in:
Carlos Garnacho 2011-06-09 17:46:17 +02:00
parent e26bf9dcef
commit e6d09c9d0b
1 changed files with 77 additions and 32 deletions
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109
src/core/window.c
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@ -43,12 +43,17 @@
#include <meta/group.h>
#include "window-props.h"
#include "constraints.h"
#include "input-events.h"
#include "mutter-enum-types.h"
#include <X11/Xatom.h>
#include <X11/Xlibint.h> /* For display->resource_mask */
#include <string.h>
#ifdef HAVE_XINPUT2
#include <X11/extensions/XInput2.h>
#endif
#ifdef HAVE_SHAPE
#include <X11/extensions/shape.h>
#endif
@ -8776,7 +8781,10 @@ update_resize (MetaWindow *window,
typedef struct
{
const XEvent *current_event;
guint current_event_type;
Window current_event_window;
MetaDisplay *display;
MetaDevice *device;
int count;
guint32 last_time;
} EventScannerData;
@ -8787,13 +8795,33 @@ find_last_time_predicate (Display *display,
XPointer arg)
{
EventScannerData *esd = (void*) arg;
Window xwindow;
if (esd->current_event->type == xevent->type &&
esd->current_event->xany.window == xevent->xany.window)
{
esd->count += 1;
esd->last_time = xevent->xmotion.time;
}
#ifdef HAVE_XINPUT2
/* We are peeking into events not yet handled by GDK,
* Allocate cookie events here so we can handle XI2.
*
* GDK will handle later these events, and eventually
* free the cookie data itself.
*/
XGetEventData (display, &xevent->xcookie);
#endif
if (!meta_input_event_is_type (esd->display, xevent,
esd->current_event_type))
return False;
xwindow = meta_input_event_get_window (esd->display, xevent);
if (xwindow == None ||
xwindow != esd->current_event_window)
return False;
if (esd->device != meta_input_event_get_device (esd->display, xevent))
return False;
esd->count += 1;
esd->last_time = meta_input_event_get_time (esd->display, xevent);
return False;
}
@ -8809,13 +8837,16 @@ check_use_this_motion_notify (MetaWindow *window,
if (window->display->grab_motion_notify_time != 0)
{
Time evtime;
evtime = meta_input_event_get_time (window->display, event);
/* == is really the right test, but I'm all for paranoia */
if (window->display->grab_motion_notify_time <=
event->xmotion.time)
if (window->display->grab_motion_notify_time <= evtime)
{
meta_topic (META_DEBUG_RESIZING,
"Arrived at event with time %u (waiting for %u), using it\n",
(unsigned int)event->xmotion.time,
(unsigned int) evtime,
window->display->grab_motion_notify_time);
window->display->grab_motion_notify_time = 0;
return TRUE;
@ -8824,7 +8855,11 @@ check_use_this_motion_notify (MetaWindow *window,
return FALSE; /* haven't reached the saved timestamp yet */
}
esd.current_event = event;
esd.current_event_window = meta_input_event_get_window (window->display,
event);
esd.device = device;
esd.current_event_type = MotionNotify;
esd.display = window->display;
esd.count = 0;
esd.last_time = 0;
@ -8872,6 +8907,10 @@ void
meta_window_handle_mouse_grab_op_event (MetaWindow *window,
XEvent *event)
{
gdouble x_root, y_root;
guint evtype, state;
Window xroot;
#ifdef HAVE_XSYNC
if (event->type == (window->display->xsync_event_base + XSyncAlarmNotify))
{
@ -8921,12 +8960,19 @@ meta_window_handle_mouse_grab_op_event (MetaWindow *window,
}
#endif /* HAVE_XSYNC */
switch (event->type)
if (!meta_input_event_get_type (window->display, event, &evtype) ||
!meta_input_event_get_state (window->display, event, &state) ||
!meta_input_event_get_coordinates (window->display, event,
NULL, NULL, &x_root, &y_root))
return;
xroot = meta_input_event_get_root_window (window->display, event);
switch (evtype)
{
case ButtonRelease:
meta_display_check_threshold_reached (window->display,
event->xbutton.x_root,
event->xbutton.y_root);
x_root, y_root);
/* If the user was snap moving then ignore the button release
* because they may have let go of shift before releasing the
* mouse button and they almost certainly do not want a
@ -8938,17 +8984,17 @@ meta_window_handle_mouse_grab_op_event (MetaWindow *window,
{
if (window->tile_mode != META_TILE_NONE)
meta_window_tile (window);
else if (event->xbutton.root == window->screen->xroot)
update_move (window, event->xbutton.state & ShiftMask,
event->xbutton.x_root, event->xbutton.y_root);
else if (xroot == window->screen->xroot)
update_move (window,
state & ShiftMask,
x_root, y_root);
}
else if (meta_grab_op_is_resizing (window->display->grab_op))
{
if (event->xbutton.root == window->screen->xroot)
if (xroot == window->screen->xroot)
update_resize (window,
event->xbutton.state & ShiftMask,
event->xbutton.x_root,
event->xbutton.y_root,
state & ShiftMask,
x_root, y_root,
TRUE);
if (window->display->compositor)
meta_compositor_set_updates (window->display->compositor, window, TRUE);
@ -8964,35 +9010,34 @@ meta_window_handle_mouse_grab_op_event (MetaWindow *window,
}
}
meta_display_end_grab_op (window->display, event->xbutton.time);
meta_display_end_grab_op (window->display,
meta_input_event_get_time (window->display,
event));
break;
case MotionNotify:
meta_display_check_threshold_reached (window->display,
event->xmotion.x_root,
event->xmotion.y_root);
x_root, y_root);
if (meta_grab_op_is_moving (window->display->grab_op))
{
if (event->xmotion.root == window->screen->xroot)
if (xroot == window->screen->xroot)
{
if (check_use_this_motion_notify (window,
event))
update_move (window,
event->xmotion.state & ShiftMask,
event->xmotion.x_root,
event->xmotion.y_root);
state & ShiftMask,
x_root, y_root);
}
}
else if (meta_grab_op_is_resizing (window->display->grab_op))
{
if (event->xmotion.root == window->screen->xroot)
if (xroot == window->screen->xroot)
{
if (check_use_this_motion_notify (window,
event))
update_resize (window,
event->xmotion.state & ShiftMask,
event->xmotion.x_root,
event->xmotion.y_root,
state & ShiftMask,
x_root, y_root,
FALSE);
}
}