[evolution/wip/webkit-composer: 47/262] Link Dialog - copy URL to label if it's empty

[Tomas Popela <tpopela src gnome org>]

commit c240ddd2d9a8a836fcff8f2ad75b119932096e69
Author: Dan Vrátil <dvratil redhat com>
Date:   Mon Aug 20 16:32:32 2012 +0200

    Link Dialog - copy URL to label if it's empty
    
    I didn't notice this feature in GtkhtmlEditor before. When
    typing URL in the Link Dialog and the label is empty, then
    the URL is copied to the label as well.

 e-util/e-editor-link-dialog.c |   40 ++++++++++++++++++++++++++++++++++------
 1 files changed, 34 insertions(+), 6 deletions(-)
---
diff --git a/e-util/e-editor-link-dialog.c b/e-util/e-editor-link-dialog.c
index a034cbc..68090ab 100644
--- a/e-util/e-editor-link-dialog.c
+++ b/e-util/e-editor-link-dialog.c
@@ -38,6 +38,8 @@ struct _EEditorLinkDialogPrivate {
 
        GtkWidget *remove_link_button;
        GtkWidget *ok_button;
+
+       gboolean label_autofill;
 };
 
 static void
@@ -51,9 +53,28 @@ editor_link_dialog_test_link (EEditorLinkDialog *dialog)
 }
 
 static void
-editor_link_dialog_close (EEditorLinkDialog *dialog)
+editor_link_dialog_url_changed (EEditorLinkDialog *dialog)
 {
-       gtk_widget_hide (GTK_WIDGET (dialog));
+       if (dialog->priv->label_autofill &&
+           gtk_widget_is_sensitive (dialog->priv->label_edit)) {
+               const gchar *text;
+
+               text = gtk_entry_get_text (
+                       GTK_ENTRY (dialog->priv->url_edit));
+               gtk_entry_set_text (
+                       GTK_ENTRY (dialog->priv->label_edit), text);
+       }
+}
+
+static gboolean
+editor_link_dialog_description_changed (EEditorLinkDialog *dialog)
+{
+       const gchar *text;
+
+       text = gtk_entry_get_text (GTK_ENTRY (dialog->priv->label_edit));
+       dialog->priv->label_autofill = (*text == '\0');
+
+       return FALSE;
 }
 
 static void
@@ -68,7 +89,7 @@ editor_link_dialog_remove_link (EEditorLinkDialog *dialog)
        selection = e_editor_widget_get_selection (widget);
        e_editor_selection_unlink (selection);
 
-       editor_link_dialog_close (dialog);
+       gtk_widget_hide (GTK_WIDGET (dialog));
 }
 
 static void
@@ -93,7 +114,7 @@ editor_link_dialog_ok (EEditorLinkDialog *dialog)
 
        if (!dom_selection ||
            (webkit_dom_dom_selection_get_range_count (dom_selection) == 0)) {
-               editor_link_dialog_close (dialog);
+               gtk_widget_hide (GTK_WIDGET (dialog));
                return;
        }
 
@@ -155,7 +176,7 @@ editor_link_dialog_ok (EEditorLinkDialog *dialog)
                g_free (text);
        }
 
-       editor_link_dialog_close (dialog);
+       gtk_widget_hide (GTK_WIDGET (dialog));
 }
 
 static void
@@ -183,6 +204,7 @@ editor_link_dialog_show (GtkWidget *widget)
        gtk_entry_set_text (GTK_ENTRY (dialog->priv->label_edit), "");
        gtk_widget_set_sensitive (dialog->priv->label_edit, TRUE);
        gtk_widget_set_sensitive (dialog->priv->remove_link_button, TRUE);
+       dialog->priv->label_autofill = TRUE;
 
        /* No selection at all */
        if (!dom_selection ||
@@ -270,6 +292,9 @@ e_editor_link_dialog_init (EEditorLinkDialog *dialog)
 
        widget = gtk_entry_new ();
        gtk_grid_attach (main_layout, widget, 1, 0, 1, 1);
+       g_signal_connect_swapped (
+               widget, "notify::text",
+               G_CALLBACK (editor_link_dialog_url_changed), dialog);
        dialog->priv->url_edit = widget;
 
        widget = gtk_label_new_with_mnemonic (_("_URL:"));
@@ -286,6 +311,9 @@ e_editor_link_dialog_init (EEditorLinkDialog *dialog)
 
        widget = gtk_entry_new ();
        gtk_grid_attach (main_layout, widget, 1, 1, 2, 1);
+       g_signal_connect_swapped (
+               widget, "key-release-event",
+               G_CALLBACK (editor_link_dialog_description_changed), dialog);
        dialog->priv->label_edit = widget;
 
        widget = gtk_label_new_with_mnemonic (_("_Description:"));
@@ -294,7 +322,7 @@ e_editor_link_dialog_init (EEditorLinkDialog *dialog)
        gtk_grid_attach (main_layout, widget, 0, 1, 1, 1);
 
        button_box = e_editor_dialog_get_button_box (E_EDITOR_DIALOG (dialog));
-       
+
        widget = gtk_button_new_with_mnemonic (_("_Remove Link"));
        g_signal_connect_swapped (
                widget, "clicked",