[gnumeric] Recent: allow removing an item from the recent history.

[Morten Welinder <mortenw src gnome org>]

commit 598e031edcd012df83ac75a73bd847d0f00af949
Author: Morten Welinder <terra gnome org>
Date:   Mon Dec 29 20:59:39 2014 -0500

    Recent: allow removing an item from the recent history.
    
    Pressing [Delete] will remove the currently selected item.

 NEWS                        |    1 +
 src/dialogs/ChangeLog       |    5 ++++
 src/dialogs/dialog-recent.c |   51 +++++++++++++++++++++++++++++++++++++-----
 3 files changed, 51 insertions(+), 6 deletions(-)
---
diff --git a/NEWS b/NEWS
index 1f7dbad..ac36d32 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,7 @@ Morten:
        * Fix multihead issue with graph windows.
        * Improve test suite.
        * Reorganize icon handling.
+       * Allow removing a specific item from the history.  [#735305]
 
 Thomas Kluyver:
        * Fix import of extended floats from wk4 files.  [#739697]
diff --git a/src/dialogs/ChangeLog b/src/dialogs/ChangeLog
index 7897e45..23e7ca6 100644
--- a/src/dialogs/ChangeLog
+++ b/src/dialogs/ChangeLog
@@ -1,3 +1,8 @@
+2014-12-29  Morten Welinder  <terra gnome org>
+
+       * dialog-recent.c (cb_key_press): New function.  On [Delete],
+       remove the current item from the recent history.
+
 2014-12-25  Morten Welinder  <terra gnome org>
 
        * dialog-about.c (text_item_renderer): Fade using alpha.  The old
diff --git a/src/dialogs/dialog-recent.c b/src/dialogs/dialog-recent.c
index 8fedb33..6f8c660 100644
--- a/src/dialogs/dialog-recent.c
+++ b/src/dialogs/dialog-recent.c
@@ -76,6 +76,41 @@ cb_response (GtkWidget *dialog,
        }
 }
 
+static gboolean
+cb_key_press (GtkWidget *widget, GdkEventKey *event)
+{
+  GtkTreeView *tree_view = (GtkTreeView *) widget;
+
+  switch (event->keyval) {
+  case GDK_KEY_KP_Delete:
+  case GDK_KEY_Delete: {
+       GtkTreeSelection *tsel = gtk_tree_view_get_selection (tree_view);
+       GtkTreeModel *model;
+       GtkTreeIter iter;
+
+       if (gtk_tree_selection_get_selected (tsel, &model, &iter)) {
+               GtkRecentInfo *info;
+               const char *uri;
+               GtkRecentManager *manager = gtk_recent_manager_get_default ();
+
+               gtk_tree_model_get (model, &iter, RECENT_COL_INFO, &info, -1);
+               uri = gtk_recent_info_get_uri (info);
+
+               gtk_recent_manager_remove_item (manager, uri, NULL);
+               gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
+               gtk_recent_info_unref (info);
+       }
+       return TRUE;
+  }
+
+  default:
+         break;
+  }
+
+  return FALSE;
+}
+
+
 static void
 url_renderer_func (GtkTreeViewColumn *tree_column,
                   GtkCellRenderer   *cell,
@@ -247,14 +282,18 @@ dialog_recent_used (WBCGtk *wbcg)
 
 
        {
-               GtkWidget *w = GTK_WIDGET (wbcg_toplevel (wbcg));
+               GtkWidget *w;
                int width, height, vsep;
-               PangoLayout *layout =
-                       gtk_widget_create_pango_layout (w, "Mg19");
+               PangoLayout *layout;
+
+               w = GTK_WIDGET (wbcg_toplevel (wbcg));
+               layout = gtk_widget_create_pango_layout (w, "Mg19");
 
-               gtk_widget_style_get (go_gtk_builder_get_widget (gui, "docs_treeview"),
-                                     "vertical_separator", &vsep,
-                                     NULL);
+               w = go_gtk_builder_get_widget (gui, "docs_treeview");
+               gtk_widget_style_get (w, "vertical_separator", &vsep, NULL);
+               g_signal_connect (w, "key-press-event",
+                                 G_CALLBACK (cb_key_press),
+                                 NULL);
 
                pango_layout_get_pixel_size (layout, &width, &height);
                gtk_widget_set_size_request (go_gtk_builder_get_widget (gui, "docs_scrolledwindow"),