static void
meta_backend_x11_select_stage_events (MetaBackend *backend)
{
MetaBackendX11 *x11 = META_BACKEND_X11 (backend);
MetaBackendX11Private *priv = meta_backend_x11_get_instance_private (x11);
Window xwin = meta_backend_x11_get_xwindow (x11);
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
XISetMask (mask.mask, XI_KeyPress);
XISetMask (mask.mask, XI_KeyRelease);
XISetMask (mask.mask, XI_ButtonPress);
XISetMask (mask.mask, XI_ButtonRelease);
XISetMask (mask.mask, XI_Enter);
XISetMask (mask.mask, XI_Leave);
XISetMask (mask.mask, XI_FocusIn);
XISetMask (mask.mask, XI_FocusOut);
XISetMask (mask.mask, XI_Motion);
XIClearMask (mask.mask, XI_TouchBegin);
XIClearMask (mask.mask, XI_TouchEnd);
XIClearMask (mask.mask, XI_TouchUpdate);
XISelectEvents (priv->xdisplay, xwin, &mask, 1);
}
static void unset_hierarchy_mask(::Display *display,
XIEventMask *masks, int nmasks,
bool was_set, bool was_created)
{
if (was_set || was_created) {
if (was_set) {
for (int i = 0; i < nmasks; i++) {
if (masks[i].deviceid == XIAllDevices)
XIClearMask(masks[i].mask, XI_HierarchyChanged);
}
} else if (was_created)
masks[nmasks - 1].mask_len = 0;
XISelectEvents(display, DefaultRootWindow(display), masks, nmasks);
XFlush(display);
}
for (int i = 0; i < nmasks; i++)
delete[] masks[i].mask;
delete[] masks;
}
static void test_convert_XIDeviceEvent(void)
{
DeviceEvent in;
int i;
memset(&in, 0, sizeof(in));
printf("Testing simple field values\n");
in.header = ET_Internal;
in.type = ET_Motion;
in.length = sizeof(DeviceEvent);
in.time = 0;
in.deviceid = 1;
in.sourceid = 2;
in.root = 3;
in.root_x = 4;
in.root_x_frac = 5;
in.root_y = 6;
in.root_y_frac = 7;
in.detail.button = 8;
in.mods.base = 9;
in.mods.latched = 10;
in.mods.locked = 11;
in.mods.effective = 11;
in.group.base = 12;
in.group.latched = 13;
in.group.locked = 14;
in.group.effective = 15;
test_XIDeviceEvent(&in);
printf("Testing field ranges\n");
/* 32 bit */
in.detail.button = 1L;
test_XIDeviceEvent(&in);
in.detail.button = 1L << 8;
test_XIDeviceEvent(&in);
in.detail.button = 1L << 16;
test_XIDeviceEvent(&in);
in.detail.button = 1L << 24;
test_XIDeviceEvent(&in);
in.detail.button = ~0L;
test_XIDeviceEvent(&in);
/* 32 bit */
in.time = 1L;
test_XIDeviceEvent(&in);
in.time = 1L << 8;
test_XIDeviceEvent(&in);
in.time = 1L << 16;
test_XIDeviceEvent(&in);
in.time = 1L << 24;
test_XIDeviceEvent(&in);
in.time = ~0L;
test_XIDeviceEvent(&in);
/* 16 bit */
in.deviceid = 1;
test_XIDeviceEvent(&in);
in.deviceid = 1 << 8;
test_XIDeviceEvent(&in);
in.deviceid = ~0 & 0xFF;
test_XIDeviceEvent(&in);
/* 16 bit */
in.sourceid = 1;
test_XIDeviceEvent(&in);
in.deviceid = 1 << 8;
test_XIDeviceEvent(&in);
in.deviceid = ~0 & 0xFF;
test_XIDeviceEvent(&in);
/* 32 bit */
in.root = 1L;
test_XIDeviceEvent(&in);
in.root = 1L << 8;
test_XIDeviceEvent(&in);
in.root = 1L << 16;
test_XIDeviceEvent(&in);
in.root = 1L << 24;
test_XIDeviceEvent(&in);
in.root = ~0L;
test_XIDeviceEvent(&in);
/* 16 bit */
in.root_x = 1;
test_XIDeviceEvent(&in);
in.root_x = 1 << 8;
test_XIDeviceEvent(&in);
in.root_x = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.root_x_frac = 1;
test_XIDeviceEvent(&in);
in.root_x_frac = 1 << 8;
test_XIDeviceEvent(&in);
in.root_x_frac = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.root_y = 1;
test_XIDeviceEvent(&in);
in.root_y = 1 << 8;
test_XIDeviceEvent(&in);
in.root_y = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.root_y_frac = 1;
test_XIDeviceEvent(&in);
in.root_y_frac = 1 << 8;
test_XIDeviceEvent(&in);
in.root_y_frac = ~0 & 0xFF;
test_XIDeviceEvent(&in);
/* 32 bit */
in.mods.base = 1L;
test_XIDeviceEvent(&in);
in.mods.base = 1L << 8;
test_XIDeviceEvent(&in);
in.mods.base = 1L << 16;
test_XIDeviceEvent(&in);
in.mods.base = 1L << 24;
test_XIDeviceEvent(&in);
in.mods.base = ~0L;
test_XIDeviceEvent(&in);
in.mods.latched = 1L;
test_XIDeviceEvent(&in);
in.mods.latched = 1L << 8;
test_XIDeviceEvent(&in);
in.mods.latched = 1L << 16;
test_XIDeviceEvent(&in);
in.mods.latched = 1L << 24;
test_XIDeviceEvent(&in);
in.mods.latched = ~0L;
test_XIDeviceEvent(&in);
in.mods.locked = 1L;
test_XIDeviceEvent(&in);
in.mods.locked = 1L << 8;
test_XIDeviceEvent(&in);
in.mods.locked = 1L << 16;
test_XIDeviceEvent(&in);
in.mods.locked = 1L << 24;
test_XIDeviceEvent(&in);
in.mods.locked = ~0L;
test_XIDeviceEvent(&in);
in.mods.effective = 1L;
test_XIDeviceEvent(&in);
in.mods.effective = 1L << 8;
test_XIDeviceEvent(&in);
in.mods.effective = 1L << 16;
test_XIDeviceEvent(&in);
in.mods.effective = 1L << 24;
test_XIDeviceEvent(&in);
in.mods.effective = ~0L;
test_XIDeviceEvent(&in);
/* 8 bit */
in.group.base = 1;
test_XIDeviceEvent(&in);
in.group.base = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.group.latched = 1;
test_XIDeviceEvent(&in);
in.group.latched = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.group.locked = 1;
test_XIDeviceEvent(&in);
in.group.locked = ~0 & 0xFF;
test_XIDeviceEvent(&in);
in.mods.effective = 1;
test_XIDeviceEvent(&in);
in.mods.effective = ~0 & 0xFF;
test_XIDeviceEvent(&in);
printf("Testing button masks\n");
for (i = 0; i < sizeof(in.buttons) * 8; i++)
{
XISetMask(in.buttons, i);
test_XIDeviceEvent(&in);
XIClearMask(in.buttons, i);
}
for (i = 0; i < sizeof(in.buttons) * 8; i++)
{
XISetMask(in.buttons, i);
test_XIDeviceEvent(&in);
}
printf("Testing valuator masks\n");
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
test_XIDeviceEvent(&in);
XIClearMask(in.valuators.mask, i);
}
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
in.valuators.data[i] = i + (i * 0.0020);
test_XIDeviceEvent(&in);
XIClearMask(in.valuators.mask, i);
}
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
test_XIDeviceEvent(&in);
}
}
static void test_convert_XIRawEvent(void)
{
RawDeviceEvent in;
int i;
memset(&in, 0, sizeof(in));
printf("Testing all event types\n");
in.header = ET_Internal;
in.type = ET_RawMotion;
test_XIRawEvent(&in);
in.header = ET_Internal;
in.type = ET_RawKeyPress;
test_XIRawEvent(&in);
in.header = ET_Internal;
in.type = ET_RawKeyRelease;
test_XIRawEvent(&in);
in.header = ET_Internal;
in.type = ET_RawButtonPress;
test_XIRawEvent(&in);
in.header = ET_Internal;
in.type = ET_RawButtonRelease;
test_XIRawEvent(&in);
printf("Testing details and other fields\n");
in.detail.button = 1L;
test_XIRawEvent(&in);
in.detail.button = 1L << 8;
test_XIRawEvent(&in);
in.detail.button = 1L << 16;
test_XIRawEvent(&in);
in.detail.button = 1L << 24;
test_XIRawEvent(&in);
in.detail.button = ~0L;
test_XIRawEvent(&in);
in.detail.button = 0;
in.time = 1L;
test_XIRawEvent(&in);
in.time = 1L << 8;
test_XIRawEvent(&in);
in.time = 1L << 16;
test_XIRawEvent(&in);
in.time = 1L << 24;
test_XIRawEvent(&in);
in.time = ~0L;
test_XIRawEvent(&in);
in.deviceid = 1;
test_XIRawEvent(&in);
in.deviceid = 1 << 8;
test_XIRawEvent(&in);
in.deviceid = ~0 & 0xFF;
test_XIRawEvent(&in);
printf("Testing valuator masks\n");
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
test_XIRawEvent(&in);
XIClearMask(in.valuators.mask, i);
}
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
in.valuators.data[i] = i + (i * 0.0010);
in.valuators.data_raw[i] = (i + 10) + (i * 0.0030);
test_XIRawEvent(&in);
XIClearMask(in.valuators.mask, i);
}
for (i = 0; i < MAX_VALUATORS; i++)
{
XISetMask(in.valuators.mask, i);
test_XIRawEvent(&in);
}
}
void
meta_compositor_manage (MetaCompositor *compositor)
{
MetaDisplay *display = compositor->display;
Display *xdisplay = display->xdisplay;
MetaScreen *screen = display->screen;
Window xwin = 0;
gint width, height;
meta_screen_set_cm_selection (display->screen);
if (meta_is_wayland_compositor ())
{
MetaWaylandCompositor *wayland_compositor = meta_wayland_compositor_get_default ();
compositor->stage = meta_stage_new ();
wayland_compositor->stage = compositor->stage;
meta_screen_get_size (screen, &width, &height);
clutter_actor_set_size (compositor->stage, width, height);
clutter_actor_show (compositor->stage);
}
else
{
compositor->stage = clutter_stage_new ();
meta_screen_get_size (screen, &width, &height);
clutter_actor_realize (compositor->stage);
xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (compositor->stage));
XResizeWindow (xdisplay, xwin, width, height);
{
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *backend_xdisplay = meta_backend_x11_get_xdisplay (backend);
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
XISetMask (mask.mask, XI_KeyPress);
XISetMask (mask.mask, XI_KeyRelease);
XISetMask (mask.mask, XI_ButtonPress);
XISetMask (mask.mask, XI_ButtonRelease);
XISetMask (mask.mask, XI_Enter);
XISetMask (mask.mask, XI_Leave);
XISetMask (mask.mask, XI_FocusIn);
XISetMask (mask.mask, XI_FocusOut);
XISetMask (mask.mask, XI_Motion);
XIClearMask (mask.mask, XI_TouchBegin);
XIClearMask (mask.mask, XI_TouchEnd);
XIClearMask (mask.mask, XI_TouchUpdate);
XISelectEvents (backend_xdisplay, xwin, &mask, 1);
}
}
/* We use connect_after() here to accomodate code in GNOME Shell that,
* when benchmarking drawing performance, connects to ::after-paint
* and calls glFinish(). The timing information from that will be
* more accurate if we hold off until that completes before we signal
* apps to begin drawing the next frame. If there are no other
* connections to ::after-paint, connect() vs. connect_after() doesn't
* matter.
*/
g_signal_connect_after (CLUTTER_STAGE (compositor->stage), "after-paint",
G_CALLBACK (after_stage_paint), compositor);
clutter_stage_set_sync_delay (CLUTTER_STAGE (compositor->stage), META_SYNC_DELAY);
compositor->window_group = meta_window_group_new (screen);
compositor->top_window_group = meta_window_group_new (screen);
clutter_actor_add_child (compositor->stage, compositor->window_group);
clutter_actor_add_child (compositor->stage, compositor->top_window_group);
if (meta_is_wayland_compositor ())
{
/* NB: When running as a wayland compositor we don't need an X
* composite overlay window, and we don't need to play any input
* region tricks to redirect events into clutter. */
compositor->output = None;
}
else
{
compositor->output = screen->composite_overlay_window;
XReparentWindow (xdisplay, xwin, compositor->output, 0, 0);
meta_empty_stage_input_region (screen);
/* Make sure there isn't any left-over output shape on the
* overlay window by setting the whole screen to be an
* output region.
*
* Note: there doesn't seem to be any real chance of that
* because the X server will destroy the overlay window
* when the last client using it exits.
*/
XFixesSetWindowShapeRegion (xdisplay, compositor->output, ShapeBounding, 0, 0, None);
/* Map overlay window before redirecting windows offscreen so we catch their
* contents until we show the stage.
*/
XMapWindow (xdisplay, compositor->output);
}
redirect_windows (display->screen);
compositor->plugin_mgr = meta_plugin_manager_new (compositor);
}