* Dynamically create contents of transport sub menu.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39260 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/preferences/print/AddPrinterDialog.cpp

@@ -29,6 +29,7 @@
 #include "Globals.h"
 #include "Messages.h"
 #include "PrinterListView.h"
+#include "TransportMenu.h"
 
 
 #undef B_TRANSLATE_CONTEXT
@@ -379,34 +380,12 @@ AddPrinterDialog::_FillTransportMenu(BMenu* menu)
 		}
 
 		// Create submenu
-		BMenu* transportMenu = new BMenu(transportName.String());
+		BMenu* transportMenu = new TransportMenu(transportName.String(),
+			kTransportSelectedMsg, transport, transportName);
 		menu->AddItem(transportMenu);
 		transportMenu->SetRadioMode(true);
 		menu->ItemAt(menu->IndexOf(transportMenu))->
 			SetMessage(new BMessage(kTransportSelectedMsg));
-
-
-		if (reply.FindString("port_id", &portId) != B_OK) {
-			// Show error message in submenu
-			BMessage* portMsg = new BMessage(kTransportSelectedMsg);
-			transportMenu->AddItem(new BMenuItem(
-				B_TRANSLATE("No printer found!"), portMsg));
-			continue;
-		}
-
-		// Add ports to submenu
-		for (int32 i = 0; reply.FindString("port_id", i, &portId) == B_OK;
-			i++) {
-			if (reply.FindString("port_name", i, &portName) != B_OK
-				|| !portName.Length())
-				portName = portId;
-
-			// Create menu item in submenu for port
-			BMessage* portMsg = new BMessage(kTransportSelectedMsg);
-			portMsg->AddString("name", transportName);
-			portMsg->AddString("path", portId);
-			transportMenu->AddItem(new BMenuItem(portName.String(), portMsg));
-		}
 	}
 }
 

src/preferences/print/Jamfile

@@ -9,6 +9,7 @@ Preference Printers :
 	PrinterListView.cpp
 	JobListView.cpp
 	SpoolFolder.cpp
+	TransportMenu.cpp
 	Globals.cpp 
 	: 
 	be 
@@ -27,5 +28,6 @@ DoCatalogs Printers :
 	JobListView.cpp
 	PrinterListView.cpp
 	PrintersWindow.cpp
+	TransportMenu.cpp
 ;
 	

src/preferences/print/TransportMenu.cpp

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2002-2010, Haiku.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Michael Pfeiffer
+ *		Philippe Houdoin
+ */
+#include "TransportMenu.h"
+
+
+#include <Catalog.h>
+#include <MenuItem.h>
+
+
+#undef B_TRANSLATE_CONTEXT
+#define B_TRANSLATE_CONTEXT "TransportMenu"
+
+
+TransportMenu::TransportMenu(const char* title, uint32 what,
+	const BMessenger& messenger, const BString& transportName)
+	:
+	BMenu(title),
+	fWhat(what),
+	fMessenger(messenger),
+	fTransportName(transportName)
+{
+}
+
+
+bool
+TransportMenu::AddDynamicItem(add_state state)
+{
+	if (state != B_INITIAL_ADD)
+		return false;
+
+	BMenuItem* item = RemoveItem((int32)0);
+	while (item != NULL) {
+		delete item;
+		item = RemoveItem((int32)0);
+	}
+
+	BMessage msg;
+	msg.MakeEmpty();
+	msg.what = B_GET_PROPERTY;
+	msg.AddSpecifier("Ports");
+	BMessage reply;
+	if (fMessenger.SendMessage(&msg, &reply) != B_OK)
+		return false;
+
+	BString portId;
+	BString portName;
+	if (reply.FindString("port_id", &portId) != B_OK) {
+		// Show error message in submenu
+		BMessage* portMsg = new BMessage(fWhat);
+		AddItem(new BMenuItem(
+			B_TRANSLATE("No printer found!"), portMsg));
+		return false;
+	}
+
+	// Add ports to submenu
+	for (int32 i = 0; reply.FindString("port_id", i, &portId) == B_OK;
+		i++) {
+		if (reply.FindString("port_name", i, &portName) != B_OK
+			|| !portName.Length())
+			portName = portId;
+
+		// Create menu item in submenu for port
+		BMessage* portMsg = new BMessage(fWhat);
+		portMsg->AddString("name", fTransportName);
+		portMsg->AddString("path", portId);
+		AddItem(new BMenuItem(portName.String(), portMsg));
+	}
+
+	return false;
+}

src/preferences/print/TransportMenu.h

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2010, Haiku.
+ * Distributed under the terms of the MIT License.
+ *
+ * Authors:
+ *		Michael Pfeiffer
+ */
+
+#ifndef _TRANSPORT_MENU_H
+#define _TRANSPORT_MENU_H
+
+
+#include <Menu.h>
+#include <Messenger.h>
+#include <String.h>
+
+
+class TransportMenu : public BMenu
+{
+public:
+			TransportMenu(const char* title, uint32 what,
+				const BMessenger& messenger, const BString& transportName);
+
+	bool	AddDynamicItem(add_state s);
+
+private:
+	uint32		fWhat;
+	BMessenger	fMessenger;
+	BString		fTransportName;
+};
+
+#endif