feat: allows fullscreen support

cursor.c

@@ -52,17 +52,20 @@ void diyac_reset_cursor_mode(struct diyac_server *server)
 
 static void process_cursor_move(struct diyac_server *server, uint32_t time)
 {
-    /* Move the grabbed toplevel to the new position. */
     struct diyac_view *toplevel = server->grabbed_view;
-    if (toplevel->state != DIYAC_VIEW_NORMAL)
+    /* Move the grabbed toplevel to the new position. */
+    if (toplevel->state == DIYAC_VIEW_FULL_SCREEN)
     {
-        // cancel maximize or fullscreen state
+        return;
+    }
+    if (toplevel->state == DIYAC_VIEW_MAXIMIZE)
+    {
+        // cancel maximize state
         wlr_xdg_toplevel_set_maximized(toplevel->xdg_toplevel, false);
-        wlr_xdg_toplevel_set_fullscreen(toplevel->xdg_toplevel, false);
         // move the windows to cursor
         server->grab_x = toplevel->original.width * server->grab_x / toplevel->output->usable_area.width;
     }
-    toplevel->state = DIYAC_VIEW_NORMAL;
+    toplevel->requested = DIYAC_VIEW_NORMAL;
     toplevel->original.y = server->seat.cursor->y - server->grab_y;
     toplevel->original.x = server->seat.cursor->x - server->grab_x;
 
@@ -135,7 +138,7 @@ static void process_cursor_resize(struct diyac_server *server, uint32_t time)
     int new_height = new_bottom - new_top;
     toplevel->original.width = new_width;
     toplevel->original.height = new_height;
-    toplevel->state = DIYAC_VIEW_NORMAL;
+    toplevel->requested = DIYAC_VIEW_NORMAL;
     diyac_view_update_geometry(toplevel, false);
     /*
     wlr_scene_node_set_position(&toplevel->scene_tree->node,

diyac.h

@@ -41,7 +41,6 @@ enum diyac_view_state
 {
     DIYAC_VIEW_NORMAL = 0,
     DIYAC_VIEW_MAXIMIZE,
-    DIYAC_VIEW_MINIMIZE,
     DIYAC_VIEW_FULL_SCREEN,
 };
 
@@ -167,6 +166,7 @@ struct diyac_view
     struct wlr_xdg_toplevel *xdg_toplevel;
     struct wlr_scene_tree *scene_tree;
     enum diyac_view_state state;
+    enum diyac_view_state requested;
     /*
      * Geometry of the wlr_surface contained within the view, as
      * currently displayed. Should be kept in sync with the

view.c

@@ -155,91 +155,95 @@ void diyac_arrange_all_views(struct diyac_server *server)
 bool diyac_view_update_geometry(struct diyac_view *view, bool grabbed)
 {
     assert(view);
-    bool adjusted = false;
+    struct wlr_box geo_box, intersect_box;
-    struct wlr_box geo_box;
     struct wlr_box *geometry = &view->original;
     // if (wlr_output_layout_intersects(view->server->output_layout,
     //                                  view->output->wlr_output, &view->current))
     //{
+    if (!view->mapped)
+    {
+        wlr_xdg_surface_schedule_configure(view->xdg_toplevel->base);
+        return false;
+    }
     struct wlr_box usable = diyac_output_usable_area(view->output);
     wlr_log(WLR_DEBUG, "diyac_view_update_geometry: current: [%d,%d,%d,%d], usable: [%d,%d,%d,%d] ",
             geometry->x, geometry->y, geometry->width, geometry->height,
             usable.x, usable.y, usable.width, usable.height);
     struct diyac_server *server = view->server;
-    if (!view->mapped)
+    wlr_box_intersection(&intersect_box,geometry, &usable);
+    wlr_xdg_surface_get_geometry(view->xdg_toplevel->base, &geo_box);
+    if ( wlr_box_equal(geometry, &geo_box) && (view->state == view->requested) && wlr_box_empty(&intersect_box))
     {
-        view->state = DIYAC_VIEW_NORMAL;
+        wlr_log(WLR_INFO, "No geometry update needed");
         return false;
     }
+    // invalidate old state if change state
+    if(view->requested != view->state)
+    {
         switch (view->state)
         {
         case DIYAC_VIEW_MAXIMIZE:
-        /**
+            wlr_xdg_toplevel_set_maximized(view->xdg_toplevel, false);
-         * We dont change the current_view geometry in maximize state
+            break;
-         *
+        case DIYAC_VIEW_FULL_SCREEN:
-         */
+            wlr_xdg_toplevel_set_fullscreen(view->xdg_toplevel, false);
+            wlr_scene_node_set_enabled(&view->output->scenes.top->node, true);
+            break;
+        default:
+            break;
+        }
+    }
+    switch (view->requested)
+    {
+    case DIYAC_VIEW_MAXIMIZE:
         wlr_scene_node_set_position(&view->scene_tree->node, usable.x, usable.y);
         wlr_xdg_toplevel_set_size(view->xdg_toplevel, usable.width, usable.height);
+        wlr_xdg_toplevel_set_maximized(view->xdg_toplevel, true);
+        view->state = DIYAC_VIEW_MAXIMIZE;
         return true;
-    case DIYAC_VIEW_MINIMIZE:
-            view->state = DIYAC_VIEW_NORMAL;
-            wlr_log(WLR_INFO, "diyac_view_update_geometry: minimize ignore");
-        return false;
     case DIYAC_VIEW_FULL_SCREEN:
-        /*TODO: implement full-screen */
+        wlr_scene_node_set_enabled(&view->output->scenes.top->node, false);
-        //view->state = DIYAC_VIEW_NORMAL;
+        wlr_scene_node_set_position(&view->scene_tree->node, 0, 0);
-        wlr_log(WLR_INFO, "diyac_view_update_geometry: full-screen ignore");
+        wlr_xdg_toplevel_set_size(view->xdg_toplevel, view->output->wlr_output->width, view->output->wlr_output->height);
+        view->state = DIYAC_VIEW_FULL_SCREEN;
+        wlr_xdg_toplevel_set_fullscreen(view->xdg_toplevel, false);
         return false;
 
     default:
-        wlr_xdg_surface_get_geometry(view->xdg_toplevel->base, &geo_box);
-        if (!wlr_box_equal(geometry, &geo_box))
-        {
-            adjusted = true;
-        }
         // if (wlr_output_layout_intersects(view->server->output_layout,
         //                              view->output->wlr_output, &view->current))
         //{
         /**Normal state, recalculate current geometry*/
-
+        view->state = DIYAC_VIEW_NORMAL;
         if (!grabbed && geometry->x < usable.x)
         {
             geometry->x = usable.x;
-            adjusted = true;
         }
         if (!grabbed && geometry->y < usable.y)
         {
             geometry->y = usable.y;
-            adjusted = true;
         }
         if (grabbed && server->seat.cursor->x <= usable.x)
         {
             geometry->x = usable.x - server->grab_x;
-            adjusted = true;
         }
         if (grabbed && server->seat.cursor->y <= usable.y)
         {
             geometry->y = usable.y;
-            adjusted = true;
         }
         if (grabbed && server->seat.cursor->x >= usable.x + usable.width)
         {
             geometry->x = usable.x + usable.width - server->grab_x;
-            adjusted = true;
         }
         if (grabbed && server->seat.cursor->y >= usable.y + usable.height)
         {
             geometry->y = usable.y + usable.height - server->grab_y;
-            adjusted = true;
         }
 
-        if (adjusted)
-        {
         wlr_log(WLR_DEBUG, "diyac_view_update_geometry: updating geometry: %d %d %d %d", geometry->x, geometry->y, geometry->width, geometry->height);
         wlr_scene_node_set_position(&view->scene_tree->node, geometry->x, geometry->y);
         wlr_xdg_toplevel_set_size(view->xdg_toplevel, geometry->width, geometry->height);
-        }
+        return true;
-        return adjusted;
     }
 }
 

xdg.c

@@ -79,11 +79,8 @@ static void xdg_toplevel_map(struct wl_listener *listener, void *data)
         toplevel->original.height = toplevel->output->usable_area.height;
     }
     diyac_view_update_geometry(toplevel, false);
-    if (toplevel->state != DIYAC_VIEW_MINIMIZE)
-    {
     diyac_focus_view(toplevel, false);
 }
-}
 
 static void xdg_toplevel_unmap(struct wl_listener *listener, void *data)
 {
@@ -136,74 +133,41 @@ static void xdg_toplevel_request_maximize(
 
     struct diyac_view *toplevel =
         wl_container_of(listener, toplevel, request_maximize);
-    if (!toplevel->mapped)
+    if(toplevel->xdg_toplevel->requested.maximized)
     {
-        wlr_xdg_toplevel_set_maximized(toplevel->xdg_toplevel, false);
+        toplevel->requested = DIYAC_VIEW_MAXIMIZE;
-        // the view has not yet be mapped, don't maximize it
+    }
-        wlr_log(WLR_INFO, "The view has not yet be mapped, ignore maximize request");
+    else if(toplevel->state == DIYAC_VIEW_MAXIMIZE)
-        return;
+    {
+        toplevel->requested = DIYAC_VIEW_NORMAL;
     }
     wlr_log(WLR_INFO, "Request maximize");
     diyac_reset_cursor_mode(toplevel->server);
-    if (toplevel->state == DIYAC_VIEW_MAXIMIZE)
-    {
-        toplevel->state = DIYAC_VIEW_NORMAL;
-        wlr_xdg_toplevel_set_maximized(toplevel->xdg_toplevel, false);
-        // restore its default geometry
-    }
-    else
-    {
-        wlr_xdg_toplevel_set_maximized(toplevel->xdg_toplevel, true);
-        toplevel->state = DIYAC_VIEW_MAXIMIZE;
-    }
     diyac_view_update_geometry(toplevel, false);
-    // wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
 }
 
 static void xdg_toplevel_request_fullscreen(struct wl_listener *listener, void *data)
 {
     struct diyac_view *toplevel =
         wl_container_of(listener, toplevel, request_fullscreen);
-    if (!toplevel->mapped)
+    if(toplevel->xdg_toplevel->requested.fullscreen)
     {
-        wlr_xdg_toplevel_set_fullscreen(toplevel->xdg_toplevel, false);
+        toplevel->requested = DIYAC_VIEW_FULL_SCREEN;
-        // the view has not yet be mapped, don't maximize it
+    }
-        wlr_log(WLR_INFO, "The view has not yet be mapped, ignore fullscreen request");
+    else if(toplevel->state == DIYAC_VIEW_FULL_SCREEN)
-        return;
+    {
+        toplevel->requested = DIYAC_VIEW_NORMAL;
     }
     wlr_log(WLR_INFO, "Request fullscreen");
     diyac_reset_cursor_mode(toplevel->server);
-    wlr_xdg_toplevel_set_fullscreen(toplevel->xdg_toplevel, false);
+    diyac_view_update_geometry(toplevel, false);
-    /*
-    if (toplevel->state == DIYAC_VIEW_FULL_SCREEN)
-    {
-        toplevel->state = DIYAC_VIEW_NORMAL;
-        wlr_xdg_toplevel_set_fullscreen(toplevel->xdg_toplevel, false);
-        // restore its default geometry
-    }
-    else
-    {
-        toplevel->state = DIYAC_VIEW_FULL_SCREEN;
-    }
-
-    */
-    // diyac_view_update_geometry(toplevel, false);
 }
 
 static void xdg_toplevel_request_minimize(struct wl_listener *listener, void *data)
 {
     struct diyac_view *toplevel =
         wl_container_of(listener, toplevel, request_minimize);
-    if (toplevel->state == DIYAC_VIEW_MINIMIZE)
+    wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
-    {
-        toplevel->state = DIYAC_VIEW_NORMAL;
-        // restore its default geometry
-    }
-    else
-    {
-        toplevel->state = DIYAC_VIEW_MINIMIZE;
-    }
-    diyac_view_update_geometry(toplevel, false);
 }
 
 static void xdg_toplevel_destroy(struct wl_listener *listener, void *data)
@@ -387,6 +351,7 @@ void diyac_new_xdg_surface(struct wl_listener *listener, void *data)
     /* Allocate a diyac_view for this surface */
      struct diyac_view *toplevel = calloc(1, sizeof(*toplevel));
     toplevel->state = DIYAC_VIEW_NORMAL;
+    toplevel->requested = DIYAC_VIEW_NORMAL;
     toplevel->server = server;
     toplevel->xdg_toplevel = xdg_surface->toplevel;
     toplevel->xdg_surface = xdg_surface;