Right-click dropdown menu for window list items. This patch introduces a simple
minimize feature. The surface is removed from the layer list on minimize and
re-added on unminimize. The close item sends the client a SIGTERM signal.
---
 clients/desktop-shell.c |  154 ++++++++++++++++++++++++++++++++--
 src/shell.c             |  214 +++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 357 insertions(+), 11 deletions(-)

diff --git a/clients/desktop-shell.c b/clients/desktop-shell.c
index 2b5f7c8..582a19f 100644
--- a/clients/desktop-shell.c
+++ b/clients/desktop-shell.c
@@ -70,6 +70,7 @@ struct surface {
        struct desktop *desktop;
        uint32_t output_mask;
        char *title;
+       int minimized, focused;
 
        /* One window list item per panel of the surface's output_mask */
        struct wl_list item_list;
@@ -193,13 +194,13 @@ sigchild_handler(int s)
 }
 
 static void
-menu_func(struct window *window, int index, void *data)
+panel_menu_func(struct window *window, int index, void *data)
 {
        printf("Selected index %d from a panel menu.\n", index);
 }
 
 static void
-show_menu(struct panel *panel, struct input *input, uint32_t time)
+panel_show_menu(struct panel *panel, struct input *input, uint32_t time)
 {
        int32_t x, y;
        static const char *entries[] = {
@@ -209,7 +210,7 @@ show_menu(struct panel *panel, struct input *input, 
uint32_t time)
        input_get_position(input, &x, &y);
        window_show_menu(window_get_display(panel->window),
                         input, time, panel->window,
-                        x - 10, y - 10, menu_func, entries, 4);
+                        x - 10, y - 10, panel_menu_func, entries, 4);
 }
 
 static void
@@ -463,7 +464,7 @@ panel_button_handler(struct widget *widget,
        struct panel *panel = data;
 
        if (button == BTN_RIGHT && state == WL_POINTER_BUTTON_STATE_PRESSED)
-               show_menu(panel, input, time);
+               panel_show_menu(panel, input, time);
 }
 
 static void
@@ -1075,7 +1076,7 @@ panel_list_item_redraw_handler(struct widget *widget, 
void *data)
        surface = window_get_surface(item->panel->window);
        cr = cairo_create(surface);
 
-       if (item->focused) {
+       if (item->focused || item->surface->focused) {
                cairo_set_source_rgba(cr, item->panel->focused_item.r,
                                          item->panel->focused_item.g,
                                          item->panel->focused_item.b,
@@ -1156,6 +1157,7 @@ panel_list_item_enter_handler(struct widget *widget, 
struct input *input,
        struct list_item *item = data;
 
        item->highlight = 1;
+       item->focused = 1;
        widget_schedule_redraw(widget);
 
        return CURSOR_LEFT_PTR;
@@ -1168,18 +1170,116 @@ panel_list_item_leave_handler(struct widget *widget,
        struct list_item *item = data;
 
        item->highlight = 0;
+       item->focused = 0;
        widget_destroy_tooltip(widget);
        widget_schedule_redraw(widget);
 }
 
 static void
+desktop_update_list_items(struct desktop *desktop, struct surface *surface);
+
+static void
+list_item_menu_handle_button(struct list_item *item, int index)
+{
+       struct surface *surface = item->surface;
+
+       switch (index) {
+       case 0: /* (Un)Minimize */
+               if (surface->minimized) {
+                       surface_data_unminimize(surface->surface_data);
+                       surface->minimized = 0;
+               }
+               else {
+                       surface_data_minimize(surface->surface_data);
+                       surface->minimized = 1;
+               }
+               break;
+       case 1: /* Close */
+               surface_data_close(surface->surface_data);
+               break;
+       default:
+               item->highlight = 0;
+               break;
+       }
+
+       item->focused = 0;
+
+       desktop_update_list_items(surface->desktop, surface);
+       widget_destroy_tooltip(item->widget);
+       widget_schedule_redraw(item->widget);
+}
+
+static void
+list_item_menu_func(struct window *window, int index, void *data)
+{
+       struct list_item *item;
+       struct panel *panel;
+
+       panel = data;
+
+       wl_list_for_each(item, &panel->window_list, link)
+               if (item->focused) {
+                       list_item_menu_handle_button(item, index);
+                       return;
+               }
+}
+
+#define MENU_ENTRIES 2
+
+static void
+list_item_show_menu(struct list_item *item, struct input *input, uint32_t time)
+{
+       struct panel *panel;
+       int32_t x, y;
+       static const char *entries[MENU_ENTRIES];
+
+       entries[0] = item->surface->minimized ? "Unminimize" : "Minimize";
+       entries[1] = "Close";
+
+       panel = item->panel;
+       input_get_position(input, &x, &y);
+       window_show_menu(window_get_display(panel->window), input,
+                               time, panel->window, x - 10, y - 10,
+                               list_item_menu_func, entries, MENU_ENTRIES);
+}
+
+static void
 panel_list_item_button_handler(struct widget *widget,
                              struct input *input, uint32_t time,
                              uint32_t button,
                              enum wl_pointer_button_state state, void *data)
 {
+       struct list_item *item;
+       struct surface *surface;
+
+       item = data;
+
        widget_schedule_redraw(widget);
-       /* TODO: Toggle minimize */
+
+       if (button == BTN_RIGHT && state == WL_POINTER_BUTTON_STATE_PRESSED) {
+               widget_destroy_tooltip(item->widget);
+               widget_schedule_redraw(item->widget);
+               list_item_show_menu(item, input, time);
+               return;
+       }
+
+       if ((button != BTN_LEFT) || (state != WL_POINTER_BUTTON_STATE_RELEASED))
+               return;
+
+       surface = item->surface;
+       if (!surface->focused && !surface->minimized) {
+               surface_data_focus(surface->surface_data);
+               surface->focused = 1;
+               return;
+       }
+       if (surface->minimized) {
+               surface_data_unminimize(surface->surface_data);
+               surface->minimized = 0;
+       }
+       else {
+               surface_data_minimize(surface->surface_data);
+               surface->minimized = 1;
+       }
 }
 
 static struct list_item *
@@ -1318,6 +1418,45 @@ surface_data_set_title(void *data,
 }
 
 static void
+surface_data_set_minimized_state(void *data,
+                               struct surface_data *surface_data,
+                               int minimized)
+{
+       struct desktop *desktop;
+       struct surface *surface = data;
+
+       desktop = surface->desktop;
+
+       surface->minimized = minimized;
+
+       desktop_update_list_items(desktop, surface);
+}
+
+static void
+surface_data_set_focused_state(void *data,
+                               struct surface_data *surface_data,
+                               int focused)
+{
+       struct desktop *desktop;
+       struct surface *surface = data, *es;
+       struct list_item *item;
+
+       desktop = surface->desktop;
+
+       wl_list_for_each(es, &desktop->surfaces, link)
+               if (es->surface_data != surface_data && focused) {
+                       es->focused = 0;
+                       wl_list_for_each(item, &es->item_list, surface_link)
+                               if (!item->focused)
+                                       item->highlight = 0;
+               }
+
+       surface->focused = focused;
+
+       desktop_update_list_items(desktop, surface);
+}
+
+static void
 surface_data_destroy_handler(void *data, struct surface_data *surface_data)
 {
        struct list_item *item, *next;
@@ -1344,6 +1483,8 @@ surface_data_destroy_handler(void *data, struct 
surface_data *surface_data)
 static const struct surface_data_listener surface_data_listener = {
        surface_data_set_output_mask,
        surface_data_set_title,
+       surface_data_set_minimized_state,
+       surface_data_set_focused_state,
        surface_data_destroy_handler
 };
 
@@ -1362,6 +1503,7 @@ surface_data_receive_surface_object(void *data,
                exit(EXIT_FAILURE);
        }
 
+       surface->desktop = desktop;
        surface->surface_data = surface_data;
        surface->desktop = desktop;
        surface->title = strdup("unknown");
diff --git a/src/shell.c b/src/shell.c
index 5f09a45..9e19ddb 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -67,6 +67,7 @@ struct workspace {
        struct weston_layer layer;
 
        struct wl_list focus_list;
+       struct wl_list minimized_list;
        struct wl_listener seat_destroyed_listener;
 };
 
@@ -178,11 +179,12 @@ struct shell_surface {
        struct weston_surface *parent;
        struct desktop_shell *shell;
 
-       enum shell_surface_type type, next_type;
+       enum shell_surface_type type, next_type, saved_type;
        char *title, *class;
        int32_t saved_x, saved_y;
        bool saved_position_valid;
        bool saved_rotation_valid;
+       int minimized;
        int unresponsive;
 
        struct {
@@ -556,6 +558,7 @@ workspace_create(void)
        weston_layer_init(&ws->layer, NULL);
 
        wl_list_init(&ws->focus_list);
+       wl_list_init(&ws->minimized_list);
        wl_list_init(&ws->seat_destroyed_listener.link);
        ws->seat_destroyed_listener.notify = seat_destroyed;
 
@@ -1419,16 +1422,163 @@ shell_surface_pong(struct wl_client *client, struct 
wl_resource *resource,
 }
 
 static void
-surface_data_object_destroy(struct wl_resource *resource)
+send_surface_data_focused_state(struct weston_surface *surface);
+
+static void
+activate(struct desktop_shell *shell, struct weston_surface *es,
+        struct weston_seat *seat);
+
+static void
+shell_surface_focus(struct shell_surface *shsurf)
+{
+       struct desktop_shell *shell;
+       struct weston_compositor *compositor;
+       struct weston_surface *surface;
+       struct weston_seat *seat;
+
+       shell = shsurf->shell;
+       compositor = shell->compositor;
+       surface = shsurf->surface;
+
+       wl_list_for_each(seat, &surface->compositor->seat_list, link)
+               if (seat->seat.keyboard) {
+                       wl_keyboard_set_focus(seat->seat.keyboard,
+                                                       &surface->surface);
+                       activate(shell, surface, seat);
+               }
+
+       weston_compositor_damage_all(compositor);
+}
+
+static void
+shell_surface_minimize(struct shell_surface *shsurf)
+{
+       struct desktop_shell *shell;
+       struct weston_compositor *compositor;
+       struct weston_surface *surface;
+       struct workspace *ws;
+       struct weston_seat *seat;
+       struct weston_surface *focus;
+
+       shell = shsurf->shell;
+       compositor = shell->compositor;
+       surface = shsurf->surface;
+       ws = get_current_workspace(shell);
+
+       wl_list_remove(&surface->layer_link);
+       wl_list_insert(ws->minimized_list.prev, &surface->layer_link);
+       shsurf->saved_type = shsurf->type;
+       shsurf->minimized = 1;
+
+       /* Focus next surface in stack */
+       wl_list_for_each(seat, &compositor->seat_list, link)
+               if (seat->seat.keyboard &&
+                   seat->keyboard.keyboard.focus == &surface->surface) {
+                       if (!wl_list_empty(&ws->layer.surface_list)) {
+                               focus = 
container_of(ws->layer.surface_list.next,
+                                                        struct weston_surface,
+                                                        layer_link);
+                               shsurf = get_shell_surface(focus);
+                               if (!shsurf)
+                                       break;
+                               shell_surface_focus(shsurf);
+                       } else
+                               wl_keyboard_set_focus(seat->seat.keyboard, 
NULL);
+               }
+
+       send_surface_data_focused_state(surface);
+       weston_compositor_damage_all(compositor);
+}
+
+static void
+surface_unminimize(struct shell_surface *shsurf, struct workspace *ws)
+{
+       struct desktop_shell *shell;
+       struct weston_compositor *compositor;
+       struct weston_surface *surface;
+
+       shell = shsurf->shell;
+       compositor = shell->compositor;
+       surface = shsurf->surface;
+
+       wl_list_remove(&surface->layer_link);
+       wl_list_insert(ws->layer.surface_list.prev, &surface->layer_link);
+       shell_surface_focus(shsurf);
+       send_surface_data_focused_state(surface);
+       shsurf->minimized = false;
+       weston_compositor_damage_all(compositor);
+}
+
+static void
+shell_surface_unminimize(struct shell_surface *shsurf)
+{
+       struct weston_surface *surface;
+       struct workspace *ws = get_current_workspace(shsurf->shell);
+
+       wl_list_for_each(surface, &ws->minimized_list, layer_link)
+               if (surface == shsurf->surface) {
+                       surface_unminimize(shsurf, ws);
+                       return;
+               }
+}
+
+static void
+surface_data_minimize_handler(struct wl_client *client,
+                               struct wl_resource *resource)
 {
        struct shell_surface *shsurf = resource->data;
 
-       free(resource);
+       shell_surface_minimize(shsurf);
+}
 
-       if (!shsurf)
+static void
+surface_data_unminimize_handler(struct wl_client *client,
+                               struct wl_resource *resource)
+{
+       struct shell_surface *shsurf = resource->data;
+
+       shell_surface_unminimize(shsurf);
+}
+
+static void
+surface_data_focus_handler(struct wl_client *client,
+                               struct wl_resource *resource)
+{
+       struct shell_surface *shsurf = resource->data;
+
+       shell_surface_focus(shsurf);
+}
+
+static void
+surface_data_close_handler(struct wl_client *client,
+                               struct wl_resource *resource)
+{
+       struct shell_surface *shsurf;
+       struct wl_surface *target_surface;
+       struct wl_client *target_client;
+       struct desktop_shell *shell;
+       struct weston_compositor *compositor;
+       pid_t pid;
+
+       shsurf = resource->data;
+       target_surface = &shsurf->surface->surface;
+       shell = shsurf->shell;
+       compositor = shell->compositor;
+
+       if (!target_surface)
                return;
 
-       shsurf->surface_data = NULL;
+       wl_signal_emit(&compositor->kill_signal, target_surface);
+
+       target_client = target_surface->resource.client;
+       wl_client_get_credentials(target_client, &pid, NULL, NULL);
+
+       /* Skip clients that we launched ourselves (the credentials of
+        * the socketpair is ours) */
+       if (pid == getpid())
+               return;
+
+       kill(pid, SIGTERM);
 }
 
 static void
@@ -1440,9 +1590,26 @@ surface_data_destroy_handler(struct wl_client *client,
 
 static const struct surface_data_interface
                                        surface_data_implementation = {
+       surface_data_minimize_handler,
+       surface_data_unminimize_handler,
+       surface_data_focus_handler,
+       surface_data_close_handler,
        surface_data_destroy_handler
 };
 
+static void
+surface_data_object_destroy(struct wl_resource *resource)
+{
+       struct shell_surface *shsurf = resource->data;
+
+       free(resource);
+
+       if (!shsurf)
+               return;
+
+       shsurf->surface_data = NULL;
+}
+
 static int
 create_surface_data(struct desktop_shell *shell, struct shell_surface *shsurf)
 {
@@ -1523,6 +1690,34 @@ send_surface_data_title(struct weston_surface *surface)
 }
 
 static void
+send_surface_data_minimized_state(struct weston_surface *surface)
+{
+       struct shell_surface *shsurf = get_shell_surface(surface);
+
+       if (shsurf && shsurf->surface_data)
+               surface_data_send_minimized(shsurf->surface_data,
+                                       shsurf->minimized ? 1 : 0);
+}
+
+static void
+send_surface_data_focused_state(struct weston_surface *surface)
+{
+       struct shell_surface *shsurf = get_shell_surface(surface);
+       struct focus_state *state;
+       struct workspace *ws;
+       bool focused = false;
+
+       if (shsurf && shsurf->surface_data) {
+               ws = get_current_workspace(shsurf->shell);
+               wl_list_for_each(state, &ws->focus_list, link)
+                       if (state->keyboard_focus == shsurf->surface)
+                               focused = true;
+               surface_data_send_focused(shsurf->surface_data,
+                                       focused);
+       }
+}
+
+static void
 shell_surface_set_title(struct wl_client *client,
                        struct wl_resource *resource, const char *title)
 {
@@ -2531,6 +2726,14 @@ surface_data_send_all_info(struct desktop_shell *shell)
        ws = get_current_workspace(shell);
 
        wl_list_for_each(surface, &ws->layer.surface_list, layer_link) {
+               send_surface_data_minimized_state(surface);
+               send_surface_data_focused_state(surface);
+               send_surface_data_output_mask(surface);
+               send_surface_data_title(surface);
+       }
+       wl_list_for_each(surface, &ws->minimized_list, layer_link) {
+               send_surface_data_minimized_state(surface);
+               send_surface_data_focused_state(surface);
                send_surface_data_output_mask(surface);
                send_surface_data_title(surface);
        }
@@ -2869,6 +3072,7 @@ activate(struct desktop_shell *shell, struct 
weston_surface *es,
                return;
 
        state->keyboard_focus = es;
+       send_surface_data_focused_state(es);
        wl_list_remove(&state->surface_destroy_listener.link);
        wl_signal_add(&es->surface.resource.destroy_signal,
                      &state->surface_destroy_listener);
-- 
1.7.10.4

_______________________________________________
wayland-devel mailing list
wayland-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/wayland-devel

Reply via email to