Merge lp:~roti-al/synapse-project/scroll2list into lp:synapse-project

[Hrotkó Gábor]

Enable to display the result list to be displayed by mouse scroll also, not only with the 'Down' key.
This way the category lists are browseable with mouse only.

Unmerged revisions

666. By Hrotkó Gábor on 2018-03-20

Show list with mouse scroll

=== modified file 'src/ui/controller.vala'
--- src/ui/controller.vala	2016-03-02 13:27:04 +0000
+++ src/ui/controller.vala	2018-03-20 21:29:33 +0000
@@ -101,6 +101,13 @@
         this.fetch_command (command);
       }
     }
+    
+    /* scroll_event should be fired on mouse scroll */
+    public void scroll_event (Gdk.EventScroll event)
+    {
+    	if (event.direction == Gdk.ScrollDirection.DOWN) this.fetch_command (KeyComboConfig.Commands.NEXT_RESULT);
+    	if (event.direction == Gdk.ScrollDirection.UP) this.fetch_command (KeyComboConfig.Commands.PREV_RESULT);
+    }
 
     /* category_changed_event should be fired ie when user clicks on a category */
     public void category_changed_event (int category_index)
 
=== modified file 'src/ui/interfaces.vala'
--- src/ui/interfaces.vala	2017-06-16 18:56:25 +0000
+++ src/ui/interfaces.vala	2018-03-20 21:29:33 +0000
@@ -52,6 +52,9 @@
     /* key_press_event should be fired on key press */
     public abstract void key_press_event (Gdk.EventKey event);
 
+    /* scroll_event should be fired on mouse scroll */
+    public abstract void scroll_event (Gdk.EventScroll event);
+
     /* category_changed_event should be fired ie when user clicks on a category */
     public abstract void category_changed_event (int category_index);
 
 
=== modified file 'src/ui/view-base.vala'
--- src/ui/view-base.vala	2016-02-27 15:10:45 +0000
+++ src/ui/view-base.vala	2018-03-20 21:29:33 +0000
@@ -169,7 +169,8 @@
 
       /* Listen on click events */
       this.set_events (this.get_events () | Gdk.EventMask.BUTTON_PRESS_MASK
-                                          | Gdk.EventMask.KEY_PRESS_MASK);
+                                          | Gdk.EventMask.KEY_PRESS_MASK
+                                          | Gdk.EventMask.SCROLL_MASK);
 
       Gui.Utils.ensure_transparent_bg (this);
 
@@ -318,6 +319,12 @@
       return false;
     }
 
+    public override bool scroll_event (Gdk.EventScroll event)
+    {
+    	this.controller.scroll_event(event);
+    	return false;
+    }
+    
     public override bool draw (Cairo.Context ctx)
     {
       Gtk.Allocation allocation;