[gnome-games/wip/exalm/ui4: 4/7] fullscreen-box: Hide cursor independently of header bar

[Alexander Mikhaylenko <alexm src gnome org>]

commit 14a495a6cb2d5f3ab1dc5e871211be632edcf5bc
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Sun Jun 9 15:35:19 2019 +0500

    fullscreen-box: Hide cursor independently of header bar
    
    We still need to reveal cursor every time it's moving, unlike the header bar.

 src/ui/fullscreen-box.vala | 65 ++++++++++++++++++++++++++++++++++------------
 1 file changed, 49 insertions(+), 16 deletions(-)
---
diff --git a/src/ui/fullscreen-box.vala b/src/ui/fullscreen-box.vala
index 16e1d3b4..8d95f183 100644
--- a/src/ui/fullscreen-box.vala
+++ b/src/ui/fullscreen-box.vala
@@ -35,12 +35,14 @@ private class Games.FullscreenBox : Gtk.EventBox, Gtk.Buildable {
        private Binding visible_binding;
        private Binding fullscreen_binding;
 
-       private uint timeout_id;
+       private uint ui_timeout_id;
+       private uint cursor_timeout_id;
 
        construct {
                visible_binding = bind_property ("is-fullscreen", header_bar_revealer,
                                                 "visible", BindingFlags.BIDIRECTIONAL);
-               timeout_id = -1;
+               ui_timeout_id = -1;
+               cursor_timeout_id = -1;
        }
 
        public void add_child (Gtk.Builder builder, Object child, string? type) {
@@ -61,8 +63,10 @@ private class Games.FullscreenBox : Gtk.EventBox, Gtk.Buildable {
 
        [GtkCallback]
        private void on_fullscreen_changed () {
-               if (is_fullscreen)
-                       on_activity ();
+               if (is_fullscreen) {
+                       show_ui ();
+                       on_cursor_moved ();
+               }
                else
                        on_restore ();
        }
@@ -70,42 +74,71 @@ private class Games.FullscreenBox : Gtk.EventBox, Gtk.Buildable {
        [GtkCallback]
        private bool on_motion_event (Gdk.EventMotion event) {
                if (event.y_root <= SHOW_HEADERBAR_DISTANCE)
-                       on_activity ();
+                       show_ui ();
+
+               on_cursor_moved ();
 
                return false;
        }
 
-       private void on_activity () {
-               if (timeout_id != -1) {
-                       Source.remove (timeout_id);
-                       timeout_id = -1;
+       private void show_ui () {
+               if (ui_timeout_id != -1) {
+                       Source.remove (ui_timeout_id);
+                       ui_timeout_id = -1;
                }
 
                if (!is_fullscreen)
                        return;
 
-               timeout_id = Timeout.add (INACTIVITY_TIME_MILLISECONDS, on_inactivity);
+               ui_timeout_id = Timeout.add (INACTIVITY_TIME_MILLISECONDS, hide_ui);
                header_bar_revealer.reveal_child = true;
+       }
+
+       private bool hide_ui () {
+               ui_timeout_id = -1;
+
+               if (!is_fullscreen)
+                       return false;
+
+               header_bar_revealer.reveal_child = false;
+               overlay.grab_focus ();
+
+               return false;
+       }
+
+       private void on_cursor_moved () {
+               if (cursor_timeout_id != -1) {
+                       Source.remove (cursor_timeout_id);
+                       cursor_timeout_id = -1;
+               }
+
+               if (!is_fullscreen)
+                       return;
+
+               cursor_timeout_id = Timeout.add (INACTIVITY_TIME_MILLISECONDS, on_inactivity);
                show_cursor (true);
        }
 
        private bool on_inactivity () {
-               timeout_id = -1;
+               cursor_timeout_id = -1;
 
                if (!is_fullscreen)
                        return false;
 
-               header_bar_revealer.reveal_child = false;
                show_cursor (false);
-               overlay.grab_focus ();
 
                return false;
        }
 
        private void on_restore () {
-               if (timeout_id != -1) {
-                       Source.remove (timeout_id);
-                       timeout_id = -1;
+               if (ui_timeout_id != -1) {
+                       Source.remove (ui_timeout_id);
+                       ui_timeout_id = -1;
+               }
+
+               if (cursor_timeout_id != -1) {
+                       Source.remove (cursor_timeout_id);
+                       cursor_timeout_id = -1;
                }
 
                header_bar_revealer.reveal_child = false;