[recipes] Do the fullscreen keynav in a better way

[Matthias Clasen <matthiasc src gnome org>]

commit 68e50be814f8a212b2f83d0754b1268aaeeca27e
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Mar 11 21:05:10 2017 -0500

    Do the fullscreen keynav in a better way
    
    Instead of manually checking in the callback, enable and disable
    the actions as appropriate.

 src/gr-app.c    |   21 +--------------------
 src/gr-window.c |   27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 20 deletions(-)
---
diff --git a/src/gr-app.c b/src/gr-app.c
index 35aa895..1759637 100644
--- a/src/gr-app.c
+++ b/src/gr-app.c
@@ -98,8 +98,6 @@ chef_information_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_show_my_chef_information (GR_WINDOW (win));
 }
 
@@ -112,8 +110,6 @@ about_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_show_about_dialog (GR_WINDOW (win));
 }
 
@@ -126,8 +122,6 @@ report_issue_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_show_report_issue (GR_WINDOW (win));
 }
 
@@ -140,8 +134,6 @@ news_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_show_news (GR_WINDOW (win));
 }
 
@@ -154,8 +146,6 @@ quit_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gtk_window_close (win);
 }
 
@@ -168,8 +158,6 @@ import_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_load_recipe (GR_WINDOW (win), NULL);
 }
 
@@ -182,8 +170,6 @@ export_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_save_all (GR_WINDOW (win));
 }
 
@@ -202,8 +188,6 @@ details_activated (GSimpleAction *action,
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
         recipe = gr_recipe_store_get_recipe (gr_recipe_store_get (), id);
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
         gr_window_show_recipe (GR_WINDOW (win), recipe);
 }
 
@@ -220,10 +204,7 @@ search_activated (GSimpleAction *action,
 
         gr_app_activate (G_APPLICATION (app));
         win = gtk_application_get_active_window (GTK_APPLICATION (app));
-        if (gr_window_is_fullscreen (GR_WINDOW (win)))
-                return;
-        if (gr_window_can_search (GR_WINDOW (win)))
-                gr_window_show_search (GR_WINDOW (win), search);
+        gr_window_show_search (GR_WINDOW (win), search);
 }
 
 #define DEFAULT_LEVELS (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE)
diff --git a/src/gr-window.c b/src/gr-window.c
index c5988dc..ec413bb 100644
--- a/src/gr-window.c
+++ b/src/gr-window.c
@@ -320,9 +320,36 @@ static void
 visible_page_changed (GrWindow *window)
 {
         const char *visible;
+        gboolean searchable;
+        gboolean fullscreen;
+        GAction *action;
+        const char *actions[] = {
+                "chef-information",
+                "about",
+                "news",
+                "import",
+                "export",
+                "details",
+                "quit",
+                "report-issue"
+        };
+        int i;
 
         visible = gtk_stack_get_visible_child_name (GTK_STACK (window->main_stack));
 
+        searchable = strcmp (visible, "recipes") == 0 ||
+                     strcmp (visible, "cuisines") == 0 ||
+                     strcmp (visible, "search") == 0;
+        fullscreen = strcmp (visible, "image") == 0 ||
+                     strcmp (visible, "cooking") == 0;
+
+        action = g_action_map_lookup_action (G_ACTION_MAP (g_application_get_default ()), "search");
+        g_simple_action_set_enabled (G_SIMPLE_ACTION (action), searchable);
+        for (i = 0; i < G_N_ELEMENTS (actions); i++) {
+                action = g_action_map_lookup_action (G_ACTION_MAP (g_application_get_default ()), 
actions[i]);
+                g_simple_action_set_enabled (G_SIMPLE_ACTION (action), !fullscreen);
+        }
+
         if (strcmp (visible, "search") != 0) {
                 g_signal_handlers_block_by_func (window->search_bar, search_changed, window);
                 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (window->search_button), FALSE);