[gnome-sound-recorder/issue_17] Add ErrorDialog file

[Meg Ford <megford src gnome org>]

commit 08fc8534527122d1584951f0716786134f270b42
Author: Meg Ford <megford gnome org>
Date:   Tue Feb 19 12:01:41 2019 -0600

    Add ErrorDialog file

 src/errorDialog.js | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
---
diff --git a/src/errorDialog.js b/src/errorDialog.js
new file mode 100644
index 0000000..1d386ed
--- /dev/null
+++ b/src/errorDialog.js
@@ -0,0 +1,65 @@
+/* exported ErrorDialog, ErrState, SourceType */
+/*
+ * Copyright 2013 Meg Ford
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author: Meg Ford <megford gnome org>
+ *
+ */
+
+const Gio = imports.gi.Gio;
+const Gtk = imports.gi.Gtk;
+
+const MainWindow = imports.mainWindow;
+
+var ErrState = {
+    OFF: 0,
+    ON: 1
+};
+
+var SourceType = {
+    RECORD: 0,
+    PLAY: 1
+};
+
+var ErrorDialog = class ErrorDialog {
+    showErrorDialog(source, errorDialogState, errorStrOne, errorStrTwo) {
+        if (errorDialogState == ErrState.OFF) {
+            let errorDialog = new Gtk.MessageDialog ({ resizable: false,
+                                                       modal: true,
+                                                       destroy_with_parent: true,
+                                                       buttons: Gtk.ButtonsType.OK,
+                                                       message_type: Gtk.MessageType.WARNING });
+
+            if (errorStrOne != null)
+                errorDialog.set_property('text', errorStrOne);
+
+            if (errorStrTwo != null)
+                errorDialog.set_property('secondary-text', errorStrTwo);
+
+            errorDialog.set_transient_for(Gio.Application.get_default().get_active_window());
+            errorDialog.connect ('response', () => {
+                errorDialog.destroy();
+
+                if(source == SourceType.RECORD) {
+                    // FIXME: Why does this only work from inside a signal callback?
+                    MainWindow.view.onRecordStopClicked();
+                } else {
+                     MainWindow.view.onPlayStopClicked();
+                }
+            });
+            errorDialog.show();
+        }
+    }
+}
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