diff --git a/src/frontends/qt4/Dialogs.cpp b/src/frontends/qt4/Dialogs.cpp
index 64962d0615..6520da14e7 100644
--- a/src/frontends/qt4/Dialogs.cpp
+++ b/src/frontends/qt4/Dialogs.cpp
@@ -21,7 +21,6 @@
 #include "GuiMathMatrix.h"
 #include "GuiNomencl.h"
 #include "GuiView.h"
-#include "GuiURL.h"
 
 // Uncomment this if you prefer dock widget
 //#define USE_DOCK_WIDGET
@@ -202,7 +201,7 @@ Dialog * Dialogs::build(string const & name)
 	if (name == "toc")
 		return createGuiToc(lyxview_);
 	if (name == "url")
-		return new GuiURLDialog(lyxview_);
+		return createGuiURL(lyxview_);
 	if (name == "vspace")
 		return createGuiVSpace(lyxview_);
 	if (name == "wrap")
diff --git a/src/frontends/qt4/GuiURL.cpp b/src/frontends/qt4/GuiURL.cpp
index 7e4d41e04a..ed5f11f9ab 100644
--- a/src/frontends/qt4/GuiURL.cpp
+++ b/src/frontends/qt4/GuiURL.cpp
@@ -3,6 +3,7 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
+ * \author Angus Leeming
  * \author John Levon
  *
  * Full author contact details are available in file CREDITS.
@@ -12,8 +13,10 @@
 
 #include "GuiURL.h"
 
-#include "ControlCommand.h"
+#include "GuiURL.h"
 #include "qt_helpers.h"
+#include "FuncRequest.h"
+#include "insets/InsetCommand.h"
 
 #include <QCheckBox>
 #include <QCloseEvent>
@@ -24,12 +27,12 @@
 namespace lyx {
 namespace frontend {
 
-GuiURLDialog::GuiURLDialog(LyXView & lv)
-	: GuiDialog(lv, "url")
+GuiURL::GuiURL(LyXView & lv)
+	: GuiDialog(lv, "url"), Controller(this), params_("url")
 {
 	setupUi(this);
 	setViewTitle( _("URL"));
-	setController(new ControlCommand(*this, "url"));
+	setController(this, false);
 
 	connect(okPB, SIGNAL(clicked()), this, SLOT(slotOK()));
 	connect(closePB, SIGNAL(clicked()), this, SLOT(slotClose()));
@@ -51,19 +54,13 @@ GuiURLDialog::GuiURLDialog(LyXView & lv)
 }
 
 
-ControlCommand & GuiURLDialog::controller()
-{
-	return static_cast<ControlCommand &>(GuiDialog::controller());
-}
-
-
-void GuiURLDialog::changed_adaptor()
+void GuiURL::changed_adaptor()
 {
 	changed();
 }
 
 
-void GuiURLDialog::closeEvent(QCloseEvent * e)
+void GuiURL::closeEvent(QCloseEvent * e)
 {
 	slotClose();
 	e->accept();
@@ -71,33 +68,29 @@ void GuiURLDialog::closeEvent(QCloseEvent * e)
 
 
 
-void GuiURLDialog::updateContents()
+void GuiURL::updateContents()
 {
-	InsetCommandParams const & params = controller().params();
-
-	urlED->setText(toqstr(params["target"]));
-	nameED->setText(toqstr(params["name"]));
-	hyperlinkCB->setChecked(params.getCmdName() != "url");
+	urlED->setText(toqstr(params_["target"]));
+	nameED->setText(toqstr(params_["name"]));
+	hyperlinkCB->setChecked(params_.getCmdName() != "url");
 
 	bc().setValid(isValid());
 }
 
 
-void GuiURLDialog::applyView()
+void GuiURL::applyView()
 {
-	InsetCommandParams & params = controller().params();
-
-	params["target"] = qstring_to_ucs4(urlED->text());
-	params["name"] = qstring_to_ucs4(nameED->text());
+	params_["target"] = qstring_to_ucs4(urlED->text());
+	params_["name"] = qstring_to_ucs4(nameED->text());
 
 	if (hyperlinkCB->isChecked())
-		params.setCmdName("htmlurl");
+		params_.setCmdName("htmlurl");
 	else
-		params.setCmdName("url");
+		params_.setCmdName("url");
 }
 
 
-bool GuiURLDialog::isValid()
+bool GuiURL::isValid()
 {
 	QString const u = urlED->text();
 	QString const n = nameED->text();
@@ -105,6 +98,27 @@ bool GuiURLDialog::isValid()
 	return !u.isEmpty() || !n.isEmpty();
 }
 
+
+bool GuiURL::initialiseParams(std::string const & data)
+{
+	// The name passed with LFUN_INSET_APPLY is also the name
+	// used to identify the mailer.
+	InsetCommandMailer::string2params("name", data, params_);
+	return true;
+}
+
+
+void GuiURL::dispatchParams()
+{
+	std::string const lfun = 
+		InsetCommandMailer::params2string("url", params_);
+	dispatch(FuncRequest(getLfun(), lfun));
+}
+
+
+Dialog * createGuiURL(LyXView & lv) { return new GuiURL(lv); }
+
+
 } // namespace frontend
 } // namespace lyx
 
diff --git a/src/frontends/qt4/GuiURL.h b/src/frontends/qt4/GuiURL.h
index bb64e77594..51dc2cf11d 100644
--- a/src/frontends/qt4/GuiURL.h
+++ b/src/frontends/qt4/GuiURL.h
@@ -1,30 +1,32 @@
 // -*- C++ -*-
 /**
- * \file GuiURLDialog.h
+ * \file GuiURL.h
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
  * \author John Levon
+ * \author Angus Leeming
  *
  * Full author contact details are available in file CREDITS.
  */
 
-#ifndef GUIURLDIALOG_H
-#define GUIURLDIALOG_H
+#ifndef GUIURL_H
+#define GUIURL_H
 
 #include "GuiDialog.h"
 #include "ControlCommand.h"
 #include "ui_URLUi.h"
+#include "insets/InsetCommandParams.h"
 
 namespace lyx {
 namespace frontend {
 
-class GuiURLDialog : public GuiDialog, public Ui::URLUi
+class GuiURL : public GuiDialog, public Ui::URLUi, public Controller
 {
 	Q_OBJECT
 
 public:
-	GuiURLDialog(LyXView & lv);
+	GuiURL(LyXView & lv);
 
 public Q_SLOTS:
 	void changed_adaptor();
@@ -32,16 +34,28 @@ public Q_SLOTS:
 private:
 	void closeEvent(QCloseEvent *);
 	/// parent controller
-	ControlCommand & controller();
+	Controller & controller() { return *this; }
 	///
 	bool isValid();
 	/// apply dialog
 	void applyView();
 	/// update dialog
 	void updateContents();
+	///
+	bool initialiseParams(std::string const & data);
+	/// clean-up on hide.
+	void clearParams() { params_.clear(); }
+	/// clean-up on hide.
+	void dispatchParams();
+	///
+	bool isBufferDependent() const { return true; }
+
+private:
+	///
+	InsetCommandParams params_;
 };
 
 } // namespace frontend
 } // namespace lyx
 
-#endif // GUIURLDIALOG_H
+#endif // GUIURL_H