/*
 * Copyright 2007-2008, Christof Lutteroth, lutteroth@cs.auckland.ac.nz
 * Copyright 2007-2008, James Kim, jkim202@ec.auckland.ac.nz
 * Copyright 2010, Clemens Zeidler <haiku@clemens-zeidler.de>
 * Distributed under the terms of the MIT License.
 */


#include <Application.h>
#include <Button.h>
#include <MenuField.h>
#include <PopUpMenu.h>
#include <RadioButton.h>
#include <SpaceLayoutItem.h>
#include <StatusBar.h>
#include <StringView.h>
#include <TextView.h>
#include <Window.h>

#include "ALMLayout.h"
#include "ALMLayoutBuilder.h"


using namespace LinearProgramming;


class ViewsWindow : public BWindow {
public:
        ViewsWindow(BRect frame) 
                :
                BWindow(frame, "ALM Views", B_TITLED_WINDOW, B_QUIT_ON_WINDOW_CLOSE)
        {
                BButton* button1 = new BButton("BButton");
                BRadioButton* radioButton = new BRadioButton("BRadioButton", NULL);
                BButton* button3 = new BButton("3");
                BButton* button4 = new BButton("4");
                button4->SetExplicitAlignment(BAlignment(B_ALIGN_LEFT,
                        B_ALIGN_VERTICAL_CENTER));
                BButton* button5 = new BButton("5");
                BButton* button6 = new BButton("6");
                BTextView* textView1 = new BTextView("textView1");
                textView1->SetText("BTextView");
                BStatusBar* statusBar = new BStatusBar("BStatusBar", "label",
                        "trailing label");
                statusBar->Update(50);

                BMenu* menu = new BMenu("Menu 1");
                BMenuField* menu1 = new BMenuField("MenuField 1", menu);
                menu->AddItem(new BPopUpMenu("Menu 1"));
                BStringView* stringView1 = new BStringView("string 1", "string 1");

                menu = new BMenu("Menu 2  + long text");
                BMenuField* menu2 = new BMenuField("MenuField 2", menu);
                menu->AddItem(new BPopUpMenu("Menu 2"));
                BStringView* stringView2 = new BStringView("string 2", "string 2");

                BALM::BALMLayout* layout = new BALMLayout(10, 10);
                BALM::BALMLayoutBuilder(this, layout)
                        .SetInsets(10)
                        .Add(button1, layout->Left(), layout->Top())
                        .StartingAt(button1)
                                .AddToRight(radioButton)
                                .AddToRight(BSpaceLayoutItem::CreateGlue())
                                .AddToRight(button3)
                        .StartingAt(radioButton)
                                .AddBelow(textView1, NULL, NULL, layout->RightOf(button3))
                                .AddBelow(button4)
                                .AddToRight(button5, layout->Right())
                                .AddBelow(button6)
                                .AddBelow(menu1, layout->AddYTab(), layout->Left(),
                                        layout->AddXTab())
                                .AddToRight(stringView1)
                                .AddToRight(BSpaceLayoutItem::CreateGlue(), layout->Right())
                                .AddBelow(statusBar, NULL, layout->Left(), layout->Right());

                // start over so that layout->RightOf() can return accurate results
                BALM::BALMLayoutBuilder(layout)
                        .StartingAt(statusBar)
                                .AddBelow(menu2, layout->Bottom(), layout->Left(),
                                        layout->RightOf(menu1))
                                .AddToRight(stringView2)
                                .AddToRight(BSpaceLayoutItem::CreateGlue(), layout->Right());

                layout->Solver()->AddConstraint(2, layout->TopOf(menu1), -1,
                        layout->Bottom(), OperatorType(kEQ), 0);

                // test size limits
                BSize min = layout->MinSize();
                BSize max = layout->MaxSize();
                SetSizeLimits(min.Width(), max.Width(), min.Height(), max.Height());
        }

};


class Views : public BApplication {
public:
        Views() 
                :
                BApplication("application/x-vnd.haiku.Views") 
        {
                BRect frameRect;
                frameRect.Set(100, 100, 300, 300);
                ViewsWindow* window = new ViewsWindow(frameRect);
                window->Show();
        }
};


int
main()
{
        Views app;
        app.Run();
        return 0;
}