shell: Add the ability to dynamically move application window
[src/agl-compositor.git] / src / desktop.c
index 9c1dfae..340f14f 100644 (file)
 
 #include "agl-shell-desktop-server-protocol.h"
 
-#if 0
-static struct weston_output *
-get_default_output(struct weston_compositor *compositor)
-{
-       if (wl_list_empty(&compositor->output_list))
-               return NULL;
-
-       return wl_container_of(compositor->output_list.next,
-                              struct weston_output, link);
-}
-#endif
-
 static void
 desktop_advertise_app(struct wl_listener *listener, void *data)
 {
@@ -103,6 +91,65 @@ get_focused_output(struct weston_compositor *compositor)
        return output;
 }
 
+void
+ivi_shell_activate_surface(struct ivi_surface *ivi_surf,
+                          struct ivi_shell_seat *ivi_seat,
+                          uint32_t flags)
+{
+       struct weston_desktop_surface *dsurface = ivi_surf->dsurface;
+       struct weston_surface *surface =
+               weston_desktop_surface_get_surface(dsurface);
+
+       weston_view_activate_input(ivi_surf->view, ivi_seat->seat, flags);
+
+       if (ivi_seat->focused_surface) {
+               struct ivi_surface *current_focus =
+                       get_ivi_shell_surface(ivi_seat->focused_surface);
+               struct weston_desktop_surface *dsurface_focus;
+               assert(current_focus);
+
+               dsurface_focus = current_focus->dsurface;
+               if (--current_focus->focus_count == 0)
+                       weston_desktop_surface_set_activated(dsurface_focus, false);
+       }
+
+       ivi_seat->focused_surface = surface;
+       if (ivi_surf->focus_count++ == 0)
+               weston_desktop_surface_set_activated(dsurface, true);
+}
+
+
+static void
+desktop_surface_added_configure(struct ivi_surface *surface,
+                               struct ivi_output *ivi_output)
+{
+       enum ivi_surface_role role = IVI_SURFACE_ROLE_NONE;
+       struct weston_desktop_surface *dsurface = surface->dsurface;
+
+       ivi_check_pending_surface_desktop(surface, &role);
+       if ((role != IVI_SURFACE_ROLE_DESKTOP &&
+            role != IVI_SURFACE_ROLE_FULLSCREEN &&
+            role != IVI_SURFACE_ROLE_REMOTE) ||
+            role == IVI_SURFACE_ROLE_NONE)
+               return;
+
+       if (role == IVI_SURFACE_ROLE_FULLSCREEN) {
+               struct ivi_output *bg_output =
+                       ivi_layout_find_bg_output(surface->ivi);
+               assert(bg_output);
+               weston_desktop_surface_set_fullscreen(dsurface, true);
+               weston_desktop_surface_set_size(dsurface,
+                                               bg_output->output->width,
+                                               bg_output->output->height);
+               return;
+       }
+
+       weston_desktop_surface_set_maximized(dsurface, true);
+       weston_desktop_surface_set_size(dsurface,
+                                       ivi_output->area.width,
+                                       ivi_output->area.height);
+}
+
 
 static void
 desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
@@ -118,6 +165,14 @@ desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
        dclient = weston_desktop_surface_get_client(dsurface);
        client = weston_desktop_client_get_client(dclient);
 
+       if (ivi->shell_client.resource &&
+           ivi->shell_client.status == BOUND_FAILED) {
+               wl_client_post_implementation_error(client,
+                                      "agl_shell has already been bound. "
+                                      "Check out bound_fail event");
+               return;
+       }
+
        surface = zalloc(sizeof *surface);
        if (!surface) {
                wl_client_post_no_memory(client);
@@ -134,7 +189,7 @@ desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
        surface->ivi = ivi;
        surface->dsurface = dsurface;
        surface->role = IVI_SURFACE_ROLE_NONE;
-       surface->activated_by_default = false;
+       surface->mapped = false;
        surface->advertised_on_launch = false;
        surface->checked_pending = false;
        wl_list_init(&surface->link);
@@ -156,8 +211,10 @@ desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
 
        app_id = weston_desktop_surface_get_app_id(dsurface);
 
-       if ((active_output = ivi_layout_find_with_app_id(app_id, ivi)))
+       if ((active_output = ivi_layout_find_with_app_id(app_id, ivi))) {
                ivi_set_pending_desktop_surface_remote(active_output, app_id);
+               shell_send_app_on_output(ivi, app_id, active_output->output->name);
+       }
 
        /* reset any caps to make sure we apply the new caps */
        ivi_seat_reset_caps_sent(ivi);
@@ -168,12 +225,10 @@ desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
 
        if (output && ivi->shell_client.ready) {
                struct ivi_output *ivi_output = to_ivi_output(output);
-
-               weston_log("Setting surface to initial size of surface to %dx%d\n",
-                               ivi_output->area.width, ivi_output->area.height);
-               weston_desktop_surface_set_maximized(dsurface, true);
-               weston_desktop_surface_set_size(dsurface,
-                               ivi_output->area.width, ivi_output->area.height);
+               if (active_output)
+                       desktop_surface_added_configure(surface, active_output);
+               else
+                       desktop_surface_added_configure(surface, ivi_output);
        }
        /*
         * We delay creating "normal" desktop surfaces until later, to
@@ -188,14 +243,16 @@ desktop_surface_added(struct weston_desktop_surface *dsurface, void *userdata)
 
 }
 
-static bool
-desktop_surface_check_last_remote_surfaces(struct ivi_compositor *ivi, enum ivi_surface_role role)
+bool
+ivi_surface_count_one(struct ivi_output *ivi_output,
+                     enum ivi_surface_role role)
 {
        int count = 0;
        struct ivi_surface *surf;
 
-       wl_list_for_each(surf, &ivi->surfaces, link)
-               if (surf->role == role)
+       wl_list_for_each(surf, &ivi_output->ivi->surfaces, link)
+               if (surf->role == role &&
+                   surf->current_completed_output == ivi_output)
                        count++;
 
        return (count == 1);
@@ -209,8 +266,20 @@ desktop_surface_removed(struct weston_desktop_surface *dsurface, void *userdata)
        struct weston_surface *wsurface =
                weston_desktop_surface_get_surface(dsurface);
        const char *app_id = NULL;
+       struct weston_seat *wseat = NULL;
+       struct ivi_shell_seat *ivi_seat = NULL;
+       struct ivi_output *output = NULL;
+
+       /* we might not have a valid ivi_surface if _added failed due to
+        * protocol errors */
+       if (!surface)
+               return;
+
+       wseat = get_ivi_shell_weston_first_seat(surface->ivi);
+       if (wseat)
+               ivi_seat = get_ivi_shell_seat(wseat);
 
-       struct ivi_output *output = ivi_layout_get_output_from_surface(surface);
+       output = ivi_layout_get_output_from_surface(surface);
 
        wl_list_remove(&surface->listener_advertise_app.link);
        surface->listener_advertise_app.notify = NULL;
@@ -223,8 +292,9 @@ desktop_surface_removed(struct weston_desktop_surface *dsurface, void *userdata)
         * the DESKTOP role can happen here as well, because we can fall-back 
         * to that when we try to determine the role type. Application that
         * do not set the app_id will be land here, when destroyed */
-       if (output == NULL && (surface->role == IVI_SURFACE_ROLE_NONE ||
-                              surface->role == IVI_SURFACE_ROLE_DESKTOP))
+       if ((output == NULL && (surface->role == IVI_SURFACE_ROLE_NONE ||
+                               surface->role == IVI_SURFACE_ROLE_DESKTOP)) ||
+            output->output == NULL)
                goto skip_output_asignment;
 
        assert(output != NULL);
@@ -248,6 +318,13 @@ desktop_surface_removed(struct weston_desktop_surface *dsurface, void *userdata)
                output->active = NULL;
        }
 
+       /* clear out focused_surface to avoid a stale focused_surface. the
+        * client shell is responsible for keeping track and switch back to the
+        * last active surface so we don't get do anything at removal, just
+        * reset it */
+       if (ivi_seat && ivi_seat->focused_surface == wsurface)
+               ivi_seat->focused_surface = NULL;
+
        if (surface->role == IVI_SURFACE_ROLE_REMOTE &&
            output->type == OUTPUT_REMOTE)
                ivi_destroy_waltham_destroy(surface);
@@ -255,12 +332,10 @@ desktop_surface_removed(struct weston_desktop_surface *dsurface, void *userdata)
        /* check if there's a last 'remote' surface and insert a black
         * surface view if there's no background set for that output
         */
-       if ((desktop_surface_check_last_remote_surfaces(output->ivi,
-               IVI_SURFACE_ROLE_REMOTE) ||
-           desktop_surface_check_last_remote_surfaces(output->ivi,
-               IVI_SURFACE_ROLE_DESKTOP)) && output->type == OUTPUT_REMOTE)
+       if (ivi_surface_count_one(output, IVI_SURFACE_ROLE_REMOTE) ||
+           ivi_surface_count_one(output, IVI_SURFACE_ROLE_DESKTOP))
                if (!output->background)
-                       insert_black_surface(output);
+                       insert_black_curtain(output);
 
 
        if (weston_surface_is_mapped(wsurface)) {
@@ -295,9 +370,12 @@ skip_output_asignment:
        weston_log("Removed surface %p, app_id %s, role %s\n", surface,
                        app_id, ivi_layout_get_surface_role_name(surface));
 
-       if (app_id && output)
+       if (app_id && output && output->output) {
                shell_advertise_app_state(output->ivi, app_id,
                                          NULL, AGL_SHELL_DESKTOP_APP_STATE_DESTROYED);
+               if (output->ivi->shell_client.ready)
+                       shell_send_app_state(output->ivi, app_id, AGL_SHELL_APP_STATE_TERMINATED);
+       }
 
        wl_list_remove(&surface->link);
 
@@ -318,26 +396,52 @@ desktop_committed(struct weston_desktop_surface *dsurface,
                return;
 
        if (ivi->shell_client.ready && !surface->checked_pending) {
-               const char * app_id =   weston_desktop_surface_get_app_id(dsurface);
+               struct ivi_output *remote_output = NULL;
+               const char *app_id =    weston_desktop_surface_get_app_id(dsurface);
                weston_log("Checking pending surface %p, app_id %s\n", surface,
                        app_id);
                wl_list_remove(&surface->link);
                wl_list_init(&surface->link);
+
+               if ((remote_output = ivi_layout_find_with_app_id(app_id, ivi))) {
+                       ivi_set_pending_desktop_surface_remote(remote_output, app_id);
+                       shell_send_app_on_output(ivi, app_id, remote_output->output->name);
+               }
+
+
                ivi_check_pending_desktop_surface(surface);
                surface->checked_pending = true;
+
+               /* we'll do it now at commit time, because we might not have an
+                * appid by the time we've created the weston_desktop_surface
+                * */
+               shell_send_app_state(ivi, app_id, AGL_SHELL_APP_STATE_STARTED);
        }
 
        if (!surface->advertised_on_launch &&
            !wl_list_empty(&surface->ivi->desktop_clients))
                wl_signal_emit(&surface->signal_advertise_app, surface);
 
+       /* this repaint schedule is needed to allow resizing to work with the
+        * help of the hidden layer:
+        *
+        * 1. add the view in the hidden layer and send out correct dimensions
+        * 2. clients changes its dimensions
+        * 3. client commits with the new dimensions
+        *
+        * For desktop and fullscreen, desktop_surface_added() sends the
+        * dimensions from the beginning so applications no need to resize, but
+        * if that weren't the case we still need this in.
+        */
        weston_compositor_schedule_repaint(surface->ivi->compositor);
 
        switch (surface->role) {
        case IVI_SURFACE_ROLE_DESKTOP:
-       case IVI_SURFACE_ROLE_REMOTE:
                ivi_layout_desktop_committed(surface);
                break;
+       case IVI_SURFACE_ROLE_REMOTE:
+               ivi_layout_remote_committed(surface);
+               break;
        case IVI_SURFACE_ROLE_POPUP:
                ivi_layout_popup_committed(surface);
                break;
@@ -432,6 +536,20 @@ static const struct weston_desktop_api desktop_api = {
        .set_xwayland_position = desktop_set_xwayland_position,
 };
 
+static void
+ivi_shell_destroy(struct wl_listener *listener, void *data)
+{
+       struct ivi_compositor *ivi = container_of(listener,
+                               struct ivi_compositor, destroy_listener);
+
+       ivi_shell_finalize(ivi);
+       ivi_compositor_destroy_pending_surfaces(ivi);
+       ivi_layout_destroy_saved_outputs(ivi);
+
+       weston_desktop_destroy(ivi->desktop);
+       wl_list_remove(&listener->link);
+}
+
 int
 ivi_desktop_init(struct ivi_compositor *ivi)
 {
@@ -441,5 +559,10 @@ ivi_desktop_init(struct ivi_compositor *ivi)
                return -1;
        }
 
+       if (!weston_compositor_add_destroy_listener_once(ivi->compositor,
+                       &ivi->destroy_listener, ivi_shell_destroy)) {
+               return -1;
+       }
+
        return 0;
 }