protocol: agl-shell-desktop: Send notification for application state change
[src/agl-compositor.git] / src / shell.c
index cac8fa2..aa63b86 100644 (file)
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <unistd.h>
-#include <libweston-6/compositor.h>
-#include <libweston-6/config-parser.h>
+#include <libweston/libweston.h>
+#include <libweston/config-parser.h>
 
 #include "shared/os-compatibility.h"
 
 #include "agl-shell-server-protocol.h"
+#include "agl-shell-desktop-server-protocol.h"
+
+static void
+create_black_surface_view(struct ivi_output *output);
+
+static void
+insert_black_surface(struct ivi_output *output);
 
 void
 ivi_set_desktop_surface(struct ivi_surface *surface)
 {
+       struct desktop_client *dclient;
+       struct ivi_compositor *ivi = surface->ivi;
        assert(surface->role == IVI_SURFACE_ROLE_NONE);
 
        surface->role = IVI_SURFACE_ROLE_DESKTOP;
        wl_list_insert(&surface->ivi->surfaces, &surface->link);
+
+       /* advertise to all desktop clients the new surface */
+       wl_list_for_each(dclient, &ivi->desktop_clients, link) {
+               const char *app_id =
+                       weston_desktop_surface_get_app_id(surface->dsurface);
+               agl_shell_desktop_send_application(dclient->resource, app_id);
+       }
 }
 
-/* TODO: Replace this with some callback or similar, to have
- * adjustable window management policy.
- */
 void
-ivi_reflow_outputs(struct ivi_compositor *ivi)
+ivi_set_desktop_surface_popup(struct ivi_surface *surface)
 {
-       struct ivi_surface *surface;
-       struct ivi_output *output;
-       int i = 0;
-
-       if (wl_list_empty(&ivi->outputs))
-               return;
-
-       output = wl_container_of(ivi->outputs.next, output, link);
-
-       wl_list_for_each(surface, &ivi->surfaces, link) {
-               struct weston_desktop_surface *dsurface = surface->dsurface;
+       struct ivi_compositor *ivi = surface->ivi;
+       assert(surface->role == IVI_SURFACE_ROLE_NONE);
 
-               int32_t w = output->area.width / 4;
-               int32_t h = output->area.height / 2;
-               int32_t x = output->output->x + output->area.x + w * (i % 4);
-               int32_t y = output->output->y + output->area.y + h * (i / 4);
+       surface->role = IVI_SURFACE_ROLE_POPUP;
+       wl_list_insert(&ivi->surfaces, &surface->link);
+}
 
-               if (surface->old_geom.width == -1) {
-                       weston_desktop_surface_set_size(dsurface, w, h);
-                       continue;
-               } else {
-                       ivi_layout_set_mapped(surface);
-                       ivi_layout_set_position(surface, x, y, w, h);
-               }
+static void
+ivi_set_pending_desktop_surface_popup(struct ivi_output *ioutput,
+                                     int x, int y, const char *app_id)
+{
+       struct ivi_compositor *ivi = ioutput->ivi;
+       size_t len_app_id = strlen(app_id);
 
-               if (++i == 8) {
-                       if (output->link.next == &ivi->outputs)
-                               break;
+       struct pending_popup *p_popup = zalloc(sizeof(*p_popup));
 
-                       output = wl_container_of(output->link.next,
-                                                output, link);
-                       i = 0;
-               }
-       }
+       p_popup->app_id = zalloc(sizeof(char) * (len_app_id + 1));
+       memcpy(p_popup->app_id, app_id, len_app_id);
+       p_popup->ioutput = ioutput;
+       p_popup->x = x;
+       p_popup->y = y;
 
-       ivi_layout_commit(ivi);
+       wl_list_insert(&ivi->popup_pending_apps, &p_popup->link);
 }
 
-void
-ivi_layout_set_mapped(struct ivi_surface *surface)
+static void
+ivi_remove_pending_desktop_surface_popup(struct pending_popup *p_popup)
 {
-       surface->pending.flags |= IVI_SURFACE_PROP_MAP;
+       free(p_popup->app_id);
+       wl_list_remove(&p_popup->link);
+       free(p_popup);
 }
 
-void
-ivi_layout_set_position(struct ivi_surface *surface,
-                       int32_t x, int32_t y,
-                       int32_t width, int32_t height)
+bool
+ivi_check_pending_desktop_surface_popup(struct ivi_surface *surface)
 {
-       surface->pending.flags |= IVI_SURFACE_PROP_POSITION;
-       surface->pending.x = x;
-       surface->pending.y = y;
-       surface->pending.width = width;
-       surface->pending.height = height;
+       struct ivi_compositor *ivi = surface->ivi;
+       struct pending_popup *p_popup, *next_p_popup;
+       const char *_app_id =
+                       weston_desktop_surface_get_app_id(surface->dsurface);
+
+       wl_list_for_each_safe(p_popup, next_p_popup,
+                             &ivi->popup_pending_apps, link) {
+               if (!strcmp(_app_id, p_popup->app_id)) {
+                       surface->popup.output = p_popup->ioutput;
+                       surface->popup.x = p_popup->x;
+                       surface->popup.y = p_popup->y;
+
+                       ivi_remove_pending_desktop_surface_popup(p_popup);
+                       return true;
+               }
+       }
+
+       return false;
 }
 
 void
-ivi_layout_commit(struct ivi_compositor *ivi)
+ivi_shell_init_black_fs(struct ivi_compositor *ivi)
 {
-       struct ivi_surface *surface;
-
-       wl_list_for_each(surface, &ivi->surfaces, link) {
-               struct weston_desktop_surface *dsurface = surface->dsurface;
-               struct weston_surface *wsurface =
-                       weston_desktop_surface_get_surface(dsurface);
-               struct weston_geometry geom;
-               struct weston_view *view;
-
-               /*
-                * TODO: Hoist view into ivi_struct. It doesn't need ot be part
-                * of the tagged union.
-                */
-               switch (surface->role) {
-               case IVI_SURFACE_ROLE_DESKTOP:
-                       view = surface->desktop.view;
-                       break;
-               case IVI_SURFACE_ROLE_BACKGROUND:
-                       view = surface->bg.view;
-                       break;
-               case IVI_SURFACE_ROLE_PANEL:
-                       view = surface->panel.view;
-                       break;
-               default:
-                       continue;
-               }
-
-               if (surface->pending.flags & IVI_SURFACE_PROP_MAP) {
-                       view = weston_desktop_surface_create_view(dsurface);
-                       wsurface->is_mapped = true;
-
-                       surface->desktop.view = view;
-                       weston_layer_entry_insert(&ivi->normal.view_list,
-                                                 &view->layer_link);
-                       weston_view_update_transform(view);
-                       weston_view_set_mask_infinite(view);
-                       weston_view_schedule_repaint(view);
-               }
-
-               geom = weston_desktop_surface_get_geometry(dsurface);
-
-               if (surface->pending.flags & IVI_SURFACE_PROP_POSITION) {
-                       weston_desktop_surface_set_size(dsurface,
-                                                       surface->pending.width,
-                                                       surface->pending.height);
-                       weston_view_set_position(view,
-                                                surface->pending.x - geom.x,
-                                                surface->pending.y - geom.y);
-               }
+       struct ivi_output *out;
 
-               surface->pending.flags = 0;
+       wl_list_for_each(out, &ivi->outputs, link) {
+               create_black_surface_view(out);
+               insert_black_surface(out);
        }
 }
 
 int
 ivi_shell_init(struct ivi_compositor *ivi)
 {
+       weston_layer_init(&ivi->hidden, ivi->compositor);
        weston_layer_init(&ivi->background, ivi->compositor);
        weston_layer_init(&ivi->normal, ivi->compositor);
        weston_layer_init(&ivi->panel, ivi->compositor);
+       weston_layer_init(&ivi->popup, ivi->compositor);
        weston_layer_init(&ivi->fullscreen, ivi->compositor);
 
+       weston_layer_set_position(&ivi->hidden,
+                                 WESTON_LAYER_POSITION_HIDDEN);
        weston_layer_set_position(&ivi->background,
                                  WESTON_LAYER_POSITION_BACKGROUND);
        weston_layer_set_position(&ivi->normal,
                                  WESTON_LAYER_POSITION_NORMAL);
        weston_layer_set_position(&ivi->panel,
                                  WESTON_LAYER_POSITION_UI);
+       weston_layer_set_position(&ivi->popup,
+                                 WESTON_LAYER_POSITION_TOP_UI);
        weston_layer_set_position(&ivi->fullscreen,
                                  WESTON_LAYER_POSITION_FULLSCREEN);
 
        return 0;
 }
 
+static void
+ivi_shell_advertise_xdg_surfaces(struct ivi_compositor *ivi, struct wl_resource *resource)
+{
+       struct ivi_surface *surface;
+
+       wl_list_for_each(surface, &ivi->surfaces, link) {
+               const char *app_id =
+                       weston_desktop_surface_get_app_id(surface->dsurface);
+               agl_shell_desktop_send_application(resource, app_id);
+       }
+}
+
 static void
 client_exec(const char *command, int fd)
 {
@@ -283,6 +268,87 @@ ivi_launch_shell_client(struct ivi_compositor *ivi)
        return 0;
 }
 
+static void
+destroy_black_view(struct wl_listener *listener, void *data)
+{
+       struct fullscreen_view *fs =
+               wl_container_of(listener, fs, fs_destroy);
+
+
+       if (fs && fs->fs) {
+               if (fs->fs->view && fs->fs->view->surface) {
+                       weston_surface_destroy(fs->fs->view->surface);
+                       fs->fs->view = NULL;
+               }
+
+               free(fs->fs);
+               wl_list_remove(&fs->fs_destroy.link);
+       }
+}
+
+
+static void
+create_black_surface_view(struct ivi_output *output)
+{
+       struct weston_surface *surface = NULL;
+       struct weston_view *view;
+       struct ivi_compositor *ivi = output->ivi;
+       struct weston_compositor *wc= ivi->compositor;
+       struct weston_output *woutput = output->output;
+
+       surface = weston_surface_create(wc);
+       view = weston_view_create(surface);
+
+       assert(view || surface);
+
+       weston_surface_set_color(surface, 0.0, 0.0, 0.0, 1);
+       weston_surface_set_size(surface, woutput->width, woutput->height);
+       weston_view_set_position(view, woutput->x, woutput->y);
+
+       output->fullscreen_view.fs = zalloc(sizeof(struct ivi_surface));
+       output->fullscreen_view.fs->view = view;
+
+       output->fullscreen_view.fs_destroy.notify = destroy_black_view;
+       wl_signal_add(&woutput->destroy_signal,
+                     &output->fullscreen_view.fs_destroy);
+}
+
+static void
+remove_black_surface(struct ivi_output *output)
+{
+       struct weston_view *view = output->fullscreen_view.fs->view;
+
+       assert(view->is_mapped == true ||
+              view->surface->is_mapped == true);
+
+       view->is_mapped = false;
+       view->surface->is_mapped = false;
+
+       weston_layer_entry_remove(&view->layer_link);
+       weston_view_update_transform(view);
+
+       weston_output_damage(output->output);
+}
+
+static void
+insert_black_surface(struct ivi_output *output)
+{
+       struct weston_view *view = output->fullscreen_view.fs->view;
+
+       if (view->is_mapped || view->surface->is_mapped)
+               return;
+
+       weston_layer_entry_remove(&view->layer_link);
+       weston_layer_entry_insert(&output->ivi->fullscreen.view_list,
+                                 &view->layer_link);
+
+       view->is_mapped = true;
+       view->surface->is_mapped = true;
+
+       weston_view_update_transform(view);
+       weston_output_damage(output->output);
+}
+
 static void
 shell_ready(struct wl_client *client, struct wl_resource *shell_res)
 {
@@ -295,52 +361,21 @@ shell_ready(struct wl_client *client, struct wl_resource *shell_res)
                return;
 
        ivi->shell_client.ready = true;
-       /* TODO: Create a black screen and remove it here */
 
        wl_list_for_each(output, &ivi->outputs, link) {
-               struct weston_desktop_surface *dsurf;
-               struct weston_geometry geom;
-
-               output->area.x = 0;
-               output->area.y = 0;
-               output->area.width = output->output->width;
-               output->area.height = output->output->height;
-
-               if (output->top) {
-                       dsurf = output->top->dsurface;
-                       geom = weston_desktop_surface_get_geometry(dsurf);
-
-                       output->area.y += geom.height;
-                       output->area.height -= geom.height;
-               }
-               if (output->bottom) {
-                       dsurf = output->bottom->dsurface;
-                       geom = weston_desktop_surface_get_geometry(dsurf);
-
-                       output->area.height -= geom.height;
-               }
-               if (output->left) {
-                       dsurf = output->left->dsurface;
-                       geom = weston_desktop_surface_get_geometry(dsurf);
-
-                       output->area.x += geom.width;
-                       output->area.width -= geom.width;
-               }
-               if (output->right) {
-                       dsurf = output->right->dsurface;
-                       geom = weston_desktop_surface_get_geometry(dsurf);
-
-                       output->area.width -= geom.width;
-               }
-
-               weston_log("Usable area: %dx%d+%d,%d\n",
-                          output->area.width, output->area.height,
-                          output->area.x, output->area.y);
+               remove_black_surface(output);
+               ivi_layout_init(ivi, output);
        }
 
        wl_list_for_each_safe(surface, tmp, &ivi->pending_surfaces, link) {
                wl_list_remove(&surface->link);
-               ivi_set_desktop_surface(surface);
+
+               if (ivi_check_pending_desktop_surface_popup(surface)) {
+                       ivi_set_desktop_surface_popup(surface);
+               } else {
+                       ivi_set_desktop_surface(surface);
+                       ivi_layout_desktop_committed(surface);
+               }
        }
 }
 
@@ -474,15 +509,150 @@ shell_set_panel(struct wl_client *client,
        weston_desktop_surface_set_size(dsurface, width, height);
 }
 
+
+static void
+shell_advertise_app_state(struct ivi_compositor *ivi, const char *app_id,
+                         const char *data, uint32_t app_state)
+{
+       struct desktop_client *dclient;
+       uint32_t app_role;
+       struct ivi_surface *surf = ivi_find_app(ivi, app_id);
+
+       /* FIXME: should queue it here and see when binding agl-shell-desktop
+        * if there are any to be sent */
+       if (!surf)
+               return;
+
+       app_role = surf->role;
+       if (app_role == IVI_SURFACE_ROLE_POPUP)
+               app_role = AGL_SHELL_DESKTOP_APP_ROLE_POPUP;
+
+       wl_list_for_each(dclient, &ivi->desktop_clients, link)
+               agl_shell_desktop_send_state_app(dclient->resource, app_id,
+                                                data, app_state, app_role);
+}
+
+static void
+shell_activate_app(struct wl_client *client,
+                  struct wl_resource *shell_res,
+                  const char *app_id,
+                  struct wl_resource *output_res)
+{
+       struct weston_head *head = weston_head_from_resource(output_res);
+       struct weston_output *woutput = weston_head_get_output(head);
+       struct ivi_output *output = to_ivi_output(woutput);
+
+       ivi_layout_activate(output, app_id);
+}
+
+static void
+shell_desktop_activate_app(struct wl_client *client,
+                          struct wl_resource *shell_res,
+                          const char *app_id, const char *data,
+                          struct wl_resource *output_res)
+{
+       struct weston_head *head = weston_head_from_resource(output_res);
+       struct weston_output *woutput = weston_head_get_output(head);
+       struct ivi_output *output = to_ivi_output(woutput);
+
+       ivi_layout_activate(output, app_id);
+       shell_advertise_app_state(output->ivi, app_id,
+                                 data, AGL_SHELL_DESKTOP_APP_STATE_ACTIVATED);
+}
+
+static void
+shell_deactivate_app(struct wl_client *client,
+                  struct wl_resource *shell_res,
+                  const char *app_id)
+{
+       struct desktop_client *dclient = wl_resource_get_user_data(shell_res);
+       struct ivi_compositor *ivi = dclient->ivi;
+
+       ivi_layout_deactivate(ivi, app_id);
+       shell_advertise_app_state(ivi, app_id,
+                                 NULL, AGL_SHELL_DESKTOP_APP_STATE_DEACTIVATED);
+}
+
 static const struct agl_shell_interface agl_shell_implementation = {
        .ready = shell_ready,
        .set_background = shell_set_background,
        .set_panel = shell_set_panel,
+       .activate_app = shell_activate_app,
+};
+
+static void
+shell_desktop_set_app_property(struct wl_client *client,
+                              struct wl_resource *shell_res,
+                              const char *app_id, uint32_t role,
+                              int x, int y, struct wl_resource *output_res)
+{
+       struct weston_head *head = weston_head_from_resource(output_res);
+       struct weston_output *woutput = weston_head_get_output(head);
+       struct ivi_output *output = to_ivi_output(woutput);
+
+       /* temporary store the app_id such that, when created to be check against */
+       if (role == AGL_SHELL_DESKTOP_APP_ROLE_POPUP)
+               ivi_set_pending_desktop_surface_popup(output, x, y, app_id);
+}
+
+static const struct agl_shell_desktop_interface agl_shell_desktop_implementation = {
+       .activate_app = shell_desktop_activate_app,
+       .set_app_property = shell_desktop_set_app_property,
+       .deactivate_app = shell_deactivate_app,
 };
 
 static void
 unbind_agl_shell(struct wl_resource *resource)
 {
+       struct ivi_compositor *ivi;
+       struct ivi_output *output;
+       struct ivi_surface *surf, *surf_tmp;
+
+       ivi = wl_resource_get_user_data(resource);
+       wl_list_for_each(output, &ivi->outputs, link) {
+               free(output->background);
+               output->background = NULL;
+
+               free(output->top);
+               output->top = NULL;
+
+               free(output->bottom);
+               output->bottom = NULL;
+
+               free(output->left);
+               output->left = NULL;
+
+               free(output->right);
+               output->right = NULL;
+
+               /* reset the active surf if there's one present */
+               if (output->active) {
+                       output->active->view->is_mapped = false;
+                       output->active->view->surface->is_mapped = false;
+
+                       weston_layer_entry_remove(&output->active->view->layer_link);
+                       output->active = NULL;
+               }
+
+               insert_black_surface(output);
+       }
+
+       wl_list_for_each_safe(surf, surf_tmp, &ivi->surfaces, link) {
+               wl_list_remove(&surf->link);
+               wl_list_init(&surf->link);
+       }
+
+       wl_list_for_each_safe(surf, surf_tmp, &ivi->pending_surfaces, link) {
+               wl_list_remove(&surf->link);
+               wl_list_init(&surf->link);
+       }
+
+       wl_list_init(&ivi->surfaces);
+       wl_list_init(&ivi->pending_surfaces);
+
+       ivi->shell_client.ready = false;
+       ivi->shell_client.resource = NULL;
+       ivi->shell_client.client = NULL;
 }
 
 static void
@@ -518,6 +688,46 @@ bind_agl_shell(struct wl_client *client,
        ivi->shell_client.resource = resource;
 }
 
+static void
+unbind_agl_shell_desktop(struct wl_resource *resource)
+{
+       struct desktop_client *dclient = wl_resource_get_user_data(resource);
+
+       wl_list_remove(&dclient->link);
+       free(dclient);
+}
+
+static void
+bind_agl_shell_desktop(struct wl_client *client,
+                      void *data, uint32_t version, uint32_t id)
+{
+       struct ivi_compositor *ivi = data;
+       struct wl_resource *resource;
+       struct desktop_client *dclient = zalloc(sizeof(*dclient));
+
+       if (!dclient) {
+               wl_client_post_no_memory(client);
+               return;
+       }
+
+       resource = wl_resource_create(client, &agl_shell_desktop_interface,
+                                     version, id);
+       dclient->ivi = ivi;
+       if (!resource) {
+               wl_client_post_no_memory(client);
+               return;
+       }
+
+       wl_resource_set_implementation(resource, &agl_shell_desktop_implementation,
+                                      dclient, unbind_agl_shell_desktop);
+
+       dclient->resource = resource;
+       wl_list_insert(&ivi->desktop_clients, &dclient->link);
+
+       /* advertise xdg surfaces */
+       ivi_shell_advertise_xdg_surfaces(ivi, resource);
+}
+
 int
 ivi_shell_create_global(struct ivi_compositor *ivi)
 {
@@ -529,5 +739,13 @@ ivi_shell_create_global(struct ivi_compositor *ivi)
                return -1;
        }
 
+       ivi->agl_shell_desktop = wl_global_create(ivi->compositor->wl_display,
+                                                 &agl_shell_desktop_interface, 1,
+                                                 ivi, bind_agl_shell_desktop);
+       if (!ivi->agl_shell_desktop) {
+               weston_log("Failed to create wayland global (agl_shell_desktop).\n");
+               return -1;
+       }
+
        return 0;
 }