[PATCH 3/6] src/shell.c: restroe app run on non default and unplugged output
Xiong Zhang
xiong.y.zhang at intel.com
Thu Oct 17 04:10:50 CEST 2013
if the unplugged output isn't the default output, move cursor surface
and APP widow to default output
Signed-off-by: Xiong Zhang <xiong.y.zhang at intel.com>
---
src/compositor-drm.c | 2 +
src/shell.c | 135 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 137 insertions(+)
diff --git a/src/compositor-drm.c b/src/compositor-drm.c
index ffdec89..e1da204 100644
--- a/src/compositor-drm.c
+++ b/src/compositor-drm.c
@@ -2221,6 +2221,8 @@ update_outputs(struct drm_compositor *ec, struct udev_device *drm_device)
/* FIXME: handle zero outputs, without terminating */
if (ec->connector_allocator == 0)
wl_display_terminate(ec->base.wl_display);
+ else
+ weston_compositor_schedule_repaint(&ec->base);
}
static int
diff --git a/src/shell.c b/src/shell.c
index 5ff27e7..c9035d4 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -4470,15 +4470,150 @@ workspace_move_surface_down_binding(struct weston_seat *seat, uint32_t time,
take_surface_to_workspace_by_seat(shell, seat, new_index);
}
+/* if (*x, *y) will be moved beyong target_output, clamp it*/
+static int
+clamp_coordinate(struct weston_output *target_output,
+ struct weston_output *original_output,
+ float *x, float *y)
+{
+ int32_t rel_x, rel_y;
+ int result = 0;
+
+ rel_x = *x - original_output->x;
+ rel_y = *y - original_output->y;
+
+ if (rel_x > target_output->width) {
+ *x = original_output->x + target_output->width / 4;
+ result = 1;
+ }
+ if (rel_y > target_output->height) {
+ *y = original_output->y + target_output->height / 4;
+ result = 1;
+ }
+ return result;
+}
+
+static void
+handle_surface_on_destroyed_output(struct weston_surface *surface,
+ struct weston_output *target_output)
+{
+ int32_t rel_x, rel_y;
+
+ clamp_coordinate(target_output, surface->output,
+ &surface->geometry.x,
+ &surface->geometry.y);
+
+ rel_x = surface->geometry.x - surface->output->x;
+ rel_y = surface->geometry.y - surface->output->y;
+
+ weston_surface_set_position(surface,
+ target_output->x + rel_x,
+ target_output->y + rel_y);
+}
+
static void
handle_output_destroy(struct wl_listener *listener, void *data)
{
struct output_destroy_listener *output_listener =
container_of(listener, struct output_destroy_listener, destroy_listener);
+ struct weston_output *output = (struct weston_output *)data;
+ struct desktop_shell *shell = output_listener->shell;
+ struct weston_compositor *wc = output->compositor;
+ struct weston_output *default_output, *target_output = NULL;
+ struct weston_surface *surface;
+ unsigned int i;
+ struct workspace *ws;
+ struct shell_surface *shsurf;
+ enum shell_surface_type surface_type = SHELL_SURFACE_NONE;
+ struct weston_seat *seat;
+ wl_fixed_t dx, dy;
+ float pointer_x, pointer_y;
+ struct wl_client *client;
wl_list_remove(&output_listener->destroy_listener.link);
wl_list_remove(&output_listener->link);
free(output_listener);
+
+ default_output = get_default_output(wc);
+ /* if default output is the only output in output_list, or destroyed
+ output is default output, return*/
+ if ((default_output->link.prev == default_output->link.next) ||
+ (default_output == output))
+ return;
+
+ target_output = default_output;
+
+ /*if surface on destroyed output, move it to target output*/
+ for (i = 0; i < shell->workspaces.num; i++) {
+ ws = get_workspace(shell, i);
+ wl_list_for_each(surface, &ws->layer.surface_list, layer_link) {
+ if (surface->output == output) {
+ surface_type = get_shell_surface_type(surface);
+ handle_surface_on_destroyed_output(surface, target_output);
+ /*if surface is maximized, resize it to target output*/
+ if (surface_type == SHELL_SURFACE_MAXIMIZED) {
+ shsurf = get_shell_surface(surface);
+ shsurf->type = SHELL_SURFACE_NONE;
+ client = wl_resource_get_client(shsurf->resource);
+ shell_surface_set_maximized(client,
+ shsurf->resource,
+ wl_resource_find_for_client(&target_output->resource_list, client));
+ }
+ }
+ }
+ }
+
+ /*if surface on destroyed output is fullscreen, resize it and associated black_surface */
+ /*to target_output */
+ shsurf = NULL;
+ wl_list_for_each(surface, &shell->fullscreen_layer.surface_list, layer_link) {
+ /* fullscreen.black_surface followed fullscreen.surface */
+ if (shsurf && shsurf->fullscreen.black_surface == surface) {
+ handle_surface_on_destroyed_output(surface, target_output);
+ weston_surface_configure(surface, target_output->x, target_output->y,
+ target_output->width, target_output->height);
+ pixman_region32_fini(&surface->opaque);
+ pixman_region32_init_rect(&surface->opaque, 0, 0,
+ target_output->width, target_output->height);
+ pixman_region32_fini(&surface->input);
+ pixman_region32_init_rect(&surface->input, 0, 0,
+ target_output->width, target_output->height);
+ continue;
+ }
+ shsurf = get_shell_surface(surface);
+ if (shsurf->fullscreen_output == output) {
+ handle_surface_on_destroyed_output(surface, target_output);
+ shsurf->type = SHELL_SURFACE_NONE;
+ set_fullscreen(shsurf,
+ shsurf->fullscreen.type,
+ shsurf->fullscreen.framerate,
+ target_output);
+ }
+ }
+
+ /*if cursor exist in destroyed output, issue a fake motion to move cursor to target_output*/
+ wl_list_for_each(seat, &wc->seat_list, link) {
+ if (seat->pointer) {
+ pointer_x = wl_fixed_to_double(seat->pointer->x);
+ pointer_y = wl_fixed_to_double(seat->pointer->y);
+ if (pixman_region32_contains_point(&output->region,
+ pointer_x, pointer_y, NULL)) {
+ if (clamp_coordinate(target_output, output, &pointer_x, &pointer_y)) {
+ seat->pointer->x = wl_fixed_from_double(pointer_x);
+ seat->pointer->y = wl_fixed_from_double(pointer_y);
+ }
+ dx = wl_fixed_from_int(target_output->x - output->x);
+ dy = wl_fixed_from_int(target_output->y - output->y);
+ seat->pointer->x += dx;
+ seat->pointer->y += dy;
+ if (seat->pointer->sprite)
+ handle_surface_on_destroyed_output(seat->pointer->sprite, target_output);
+ seat->pointer->grab->interface->focus(seat->pointer->grab);
+ seat->pointer->grab->interface->motion(seat->pointer->grab,
+ weston_compositor_get_time());
+ }
+ }
+ }
}
static void
--
1.8.3.2
More information about the wayland-devel
mailing list