From: Rob Bradford <[email protected]>
---
src/shell.c | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 80 insertions(+), 1 deletion(-)
diff --git a/src/shell.c b/src/shell.c
index aa1c7c1..58b5892 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -1914,6 +1914,84 @@ shell_surface_set_popup(struct wl_client *client,
shsurf->popup.y = y;
}
+
+static void
+shell_surface_probe_area(struct wl_client *client,
+ struct wl_resource *resource,
+ int x,
+ int y,
+ int w,
+ int h,
+ uint32_t result_id)
+{
+ struct wl_resource result;
+ struct shell_surface *shsurf = resource->data;
+ struct {
+ struct {
+ int x;
+ int y;
+ } tl, br;
+ } orig, new;
+
+ int output_w, output_h;
+
+ int new_x, new_y, new_w, new_h;
+
+ output_w = shsurf->surface->output->current->width;
+ output_h = shsurf->surface->output->current->height;
+
+ /* orig and new are in global co-ordinates */
+ orig.tl.x = shsurf->surface->geometry.x + x;
+ orig.tl.y = shsurf->surface->geometry.y + y;
+ orig.br.x = orig.tl.x + w;
+ orig.br.y = orig.tl.y + h;
+
+ new = orig;
+
+ /* Clamp the top left so it is inside */
+ if (orig.tl.x < 0)
+ new.tl.x = 0;
+ if (orig.tl.y < 0)
+ new.tl.y = 0;
+ if (orig.tl.x > output_w)
+ new.tl.x = output_w;
+ if (orig.tl.y > output_h)
+ new.tl.y = output_h;
+
+ /* Clamp the bottom right so it is inside */
+ if (orig.br.x < 0)
+ new.br.x = 0;
+ if (orig.br.y < 0)
+ new.br.y = 0;
+ if (orig.br.x > output_w)
+ new.br.x = output_w;
+ if (orig.br.y > output_h)
+ new.br.y = output_h;
+
+ /* Translate back into relative co-ordinates */
+ new_x = new.tl.x - shsurf->surface->geometry.x;
+ new_y = new.tl.y - shsurf->surface->geometry.y;
+ new_w = new.br.x - new.tl.x;
+ new_h = new.br.y - new.tl.y;
+
+ memset(&result, 0, sizeof(result));
+
+ result.object.interface = &wl_probe_result_interface;
+ result.object.id = result_id;
+ result.destroy = NULL;
+ result.client = client;
+ result.data = NULL;
+
+ wl_client_add_resource(client, &result);
+
+ wl_resource_post_event(&result,
+ WL_PROBE_RESULT_VISIBLE_AREA,
+ new_x, new_y,
+ new_w, new_h);
+
+ wl_resource_destroy(&result);
+}
+
static const struct wl_shell_surface_interface shell_surface_implementation = {
shell_surface_pong,
shell_surface_move,
@@ -1924,7 +2002,8 @@ static const struct wl_shell_surface_interface
shell_surface_implementation = {
shell_surface_set_popup,
shell_surface_set_maximized,
shell_surface_set_title,
- shell_surface_set_class
+ shell_surface_set_class,
+ shell_surface_probe_area
};
static void
--
1.8.0.2
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