Merge lp:~djaler1/pantheon-mail/fix-1600312 into lp:~elementary-apps/pantheon-mail/trunk

[Kirill Romanov]

Fix Ctrl C to copy

Fix bug #1600312

=== modified file 'src/client/conversation-viewer/ConversationWidget.vala'
--- src/client/conversation-viewer/ConversationWidget.vala	2016-10-07 20:27:28 +0000
+++ src/client/conversation-viewer/ConversationWidget.vala	2016-12-28 21:18:22 +0000
@@ -466,10 +466,10 @@
         });
 
         webview = new StylishWebView ();
-        webview.can_focus = false;
         webview.expand = true;
         webview.hovering_over_link.connect (on_hovering_over_link);
         webview.context_menu.connect (context_menu);
+        webview.key_press_event.connect ((event) => webview_key_press_event(event));
         webview.resource_request_starting.connect (on_resource_request_starting);
         webview.navigation_policy_decision_requested.connect (on_navigation_policy_decision_requested);
         webview.new_window_policy_decision_requested.connect (on_navigation_policy_decision_requested);
@@ -617,6 +617,34 @@
         return true;
     }
 
+    /** Returns true if the code parameter matches the keycode of the keyval parameter for
+      * any keyboard group or level (in order to allow for non-QWERTY keyboards) **/
+    protected bool match_keycode (int keyval, uint code) {
+        Gdk.KeymapKey [] keys;
+        Gdk.Keymap keymap = Gdk.Keymap.get_default ();
+        if (keymap.get_entries_for_keyval (keyval, out keys)) {
+            foreach (var key in keys) {
+                if (code == key.keycode)
+                    return true;
+            }
+        }
+
+        return false;
+    }
+
+    private bool webview_key_press_event (Gdk.EventKey event) {
+        if ((event.state & Gdk.ModifierType.CONTROL_MASK) != 0) {
+            uint keycode = event.hardware_keycode;
+
+            if (match_keycode (Gdk.Key.c, keycode)) {
+                if (webview.can_copy_clipboard ()) {
+                    webview.copy_clipboard ();
+                }
+            }
+        }
+        return false;
+    }
+
     private bool header_key_press_event (Gdk.EventKey event) {
         if (event.state == 0 && event.keyval == Gdk.Key.KP_Enter && collapsable) {
             toggle_view ();