[evolution] Bug 775656 - Delete key mapping stops working ][

[Milan Crha <mcrha src gnome org>]

commit ac268fce9a5d84cfb24abbbb4f245bd1bf8539a2
Author: Milan Crha <mcrha redhat com>
Date:   Wed Jan 18 16:01:33 2017 +0100

    Bug 775656 - Delete key mapping stops working ][

 src/e-util/e-preview-pane.c |   26 ++++++++++++++++++++++++++
 1 files changed, 26 insertions(+), 0 deletions(-)
---
diff --git a/src/e-util/e-preview-pane.c b/src/e-util/e-preview-pane.c
index 824f556..aaa2589 100644
--- a/src/e-util/e-preview-pane.c
+++ b/src/e-util/e-preview-pane.c
@@ -22,6 +22,7 @@
 #include "e-alert-bar.h"
 #include "e-alert-dialog.h"
 #include "e-alert-sink.h"
+#include "e-misc-utils.h"
 
 #define E_PREVIEW_PANE_GET_PRIVATE(obj) \
        (G_TYPE_INSTANCE_GET_PRIVATE \
@@ -69,6 +70,28 @@ preview_pane_web_view_new_activity_cb (EWebView *web_view,
 }
 
 static void
+preview_pane_alert_bar_visible_notify_cb (GtkWidget *alert_bar,
+                                         GParamSpec *param,
+                                         EPreviewPane *preview_pane)
+{
+       GtkWidget *toplevel, *focused;
+
+       g_return_if_fail (E_IS_ALERT_BAR (alert_bar));
+       g_return_if_fail (E_IS_PREVIEW_PANE (preview_pane));
+
+       if (gtk_widget_get_visible (alert_bar))
+               return;
+
+       toplevel = gtk_widget_get_toplevel (GTK_WIDGET (preview_pane));
+       focused = GTK_IS_WINDOW (toplevel) ? gtk_window_get_focus (GTK_WINDOW (toplevel)) : NULL;
+
+       if (!focused && preview_pane->priv->web_view &&
+           gtk_widget_get_visible (preview_pane->priv->web_view)) {
+               gtk_widget_grab_focus (preview_pane->priv->web_view);
+       }
+}
+
+static void
 preview_pane_set_web_view (EPreviewPane *preview_pane,
                            EWebView *web_view)
 {
@@ -172,6 +195,9 @@ preview_pane_constructed (GObject *object)
        priv->search_bar = g_object_ref (widget);
        gtk_widget_hide (widget);
 
+       e_signal_connect_notify (priv->alert_bar, "notify::visible",
+               G_CALLBACK (preview_pane_alert_bar_visible_notify_cb), object);
+
        /* Chain up to parent's constructed() method. */
        G_OBJECT_CLASS (e_preview_pane_parent_class)->constructed (object);
 }