#include <Application.h>
#include <Button.h>
#include <Window.h>
#include <stdio.h>

const int32 HELLO_HAIKU = 'HELO';

class HelloWindow : public BWindow
{
    public:
    HelloWindow(BRect frame) : BWindow(frame, "Hello Window", B_TITLED_WINDOW, 0)
    {
	BView *view = new BView(Bounds(), NULL, B_FOLLOW_ALL_SIDES, B_WILL_DRAW);
	AddChild(view);
	BButton *button = new BButton(view->Bounds(), NULL, "Hello", new BMessage(HELLO_HAIKU));
	view->AddChild(button);
    }

    bool QuitRequested()
    {
	be_app_messenger.SendMessage(B_QUIT_REQUESTED);
	return BWindow::QuitRequested();
    }

    void MessageReceived(BMessage *msg)
    {
	switch(msg->what) {
	    case HELLO_HAIKU:
		printf("Hello, Haiku!\n");
		break;
	    default:
		BWindow::MessageReceived(msg);
	}
    }
};

class HelloHaiku : public BApplication
{
    public:
    HelloHaiku() : BApplication("application/hello-haiku")
    {
    }

    void ReadyToRun()
    {
	BWindow *win = new HelloWindow(BRect(100, 100, 300, 200));
	win->Show();
    }
};

int main(void)
{
    HelloHaiku app;

    app.Run();

    return 0;
}