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diff --git a/src/moof/modal_dialog.hh b/src/moof/modal_dialog.hh
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+++ b/src/moof/modal_dialog.hh
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+
+/*]  Copyright (c) 2009-2010, Charles McGarvey  [**************************
+**]  All rights reserved.
+*
+* vi:ts=4 sw=4 tw=75
+*
+* Distributable under the terms and conditions of the 2-clause BSD license;
+* see the file COPYING for a complete text of the license.
+*
+**************************************************************************/
+
+#ifndef _MOOF_MODAL_DIALOG_HH_
+#define _MOOF_MODAL_DIALOG_HH_
+
+/**
+ * \file modal_dialog.hh
+ * A class for creating and running modal dialogs.  Several toolkits are
+ * supported, but only one can be used as determined at build time.
+ */
+
+#include <string>
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#if defined(_WIN32)
+#include <windows.h>
+#elif USE_GTK
+#include <gtk/gtk.h>
+#elif USE_QT4
+#include <QApplication>
+#include <QIcon>
+#include <QMessageBox>
+#endif
+
+#include <moof/log.hh>
+#include <moof/resource.hh>
+
+
+namespace moof {
+
+
+/**
+ * Small wrapper over various user interface modal dialog windows.
+ */
+
+struct modal_dialog
+{
+	enum type
+	{
+		information	= 1,
+		warning		= 2,
+		error		= 3
+	};
+
+
+	std::string title;
+	type		type;
+	std::string text1;
+	std::string text2;
+
+
+	/**
+	 * Construct a dialog box.
+	 * \param type The type of dialog, indicating its priority.
+	 * \param title The text used as the title of the dialog.
+	 * \param text1 The first line of the dialog window.
+	 * \param text2 The second line.
+	 */
+	modal_dialog(enum type type = information,
+				 const std::string& title = "",
+				 const std::string& text1 = "",
+				 const std::string& text2 = "") :
+		title(title),
+		type(type),
+		text1(text1),
+		text2(text2) {}
+
+
+	void run() const
+	{
+		switch (type)
+		{
+			case warning:
+				log_warning(text1);
+				log_warning(text2);
+				break;
+			case error:
+				log_error(text1);
+				log_error(text2);
+				break;
+			default:
+				log_info(text1);
+				log_info(text2);
+				break;
+		}
+
+#if defined(_WIN32)
+
+		int icon_type;
+		switch (type)
+		{
+			case warning:
+				icon_type = MB_ICONWARNING;
+				break;
+			case error:
+				icon_type = MB_ICONERROR;
+				break;
+			default:
+				icon_type = MB_ICONINFORMATION;
+				break;
+		}
+
+		MessageBox(0, (text1 + "\n" + text2).c_str(), title.c_str(),
+				   MB_OK | icon_type);
+
+#elif USE_GTK
+
+		int		argc = 0;
+		char**	argv;
+		gtk_init(&argc, &argv);
+
+		GtkMessageType icon_type;
+		switch (type)
+		{
+			case warning:
+				icon_type = GTK_MESSAGE_WARNING;
+				break;
+			case error:
+				icon_type = GTK_MESSAGE_ERROR;
+				break;
+			default:
+				icon_type = GTK_MESSAGE_INFO;
+				break;
+		}
+
+		GtkWidget* dialog = gtk_message_dialog_new(NULL,
+				GTK_DIALOG_DESTROY_WITH_PARENT, icon_type,
+				GTK_BUTTONS_CLOSE, "%s", text1.c_str());
+		gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
+												 "%s", text2.c_str());
+		gtk_window_set_title(GTK_WINDOW(dialog), title.c_str());
+
+		std::string icon_path(PACKAGE".png");
+		if (resource::find_path(icon_path))
+		{
+			GdkPixbuf* iconPixbuf = gdk_pixbuf_new_from_file(icon_path.c_str(),
+															 NULL);
+			gtk_window_set_icon(GTK_WINDOW(dialog), iconPixbuf);
+		}
+
+		gtk_dialog_run(GTK_DIALOG(dialog));
+		gtk_widget_destroy(dialog);
+		// FIXME - this doesn't seem to actually remove the window from the
+		// screen when it closes
+
+#elif USE_QT4
+
+		int		argc = 0;
+		char**	argv;
+		QApplication qt_app(argc, argv);
+
+		QMessageBox::Icon icon_type;
+		switch (type)
+		{
+			case warning:
+				icon_type = QMessageBox::Warning;
+				break;
+			case error:
+				icon_type = QMessageBox::Critical;
+				break;
+			default:
+				icon_type = QMessageBox::Information;
+				break;
+		}
+
+		QMessageBox dialog;
+		dialog.setWindowTitle(title.c_str());
+		dialog.setIcon(icon_type);
+		dialog.setText(text1.c_str());
+		dialog.setInformativeText(text2.c_str());
+		dialog.setStandardButtons(QMessageBox::Close);
+
+		std::string icon_path(PACKAGE".png");
+		if (resource::find_path(icon_path))
+		{
+			QIcon icon(icon_path.c_str());
+			dialog.setWindowIcon(icon);
+		}
+
+		dialog.exec();
+
+#endif
+	}
+};
+
+
+} // namespace moof
+
+#endif // _MOOF_MODAL_DIALOG_HH_
+