#include <CtrlLib/CtrlLib.h>

using namespace Upp;

class App : public TopWindow {
private:
	int toggle_count;
	LabelBase *toggle_label;
public:
	typedef App CLASSNAME;
	App();
	// Ctrls
	ArrayCtrl list;
	ArrayOption option;
	EditString text;
	// Bars
	void ArrayBar(Bar& bar);
	// Methods
	void FillWithData();
	void ToggleCount(bool value);
	void ToggleOption();
	void ToggleHeaderOption();
	// Events
	void OnHeaderClick();
	void OnOptionClick();
};

App::App() : toggle_count(0)
{
	Title("ArrayOption example");
	CenterScreen().Sizeable().MinimizeBox().MaximizeBox();
	const Size sz(320, 240);
	SetMinSize(sz);	SetRect(sz);

	list.AutoHideSb();
	// Initialize ArrayOption column and assign label address
	toggle_label = &option.AddColumn(list).HeaderTab().Fixed(30).SetAlign(ALIGN_CENTER);
	// Initialize ArrayCtrl column
	list.AddColumn("Content", 120).Edit(text);
	// Assign callbacks
	list.HeaderTab(0).WhenAction = THISBACK(OnHeaderClick);
	list.WhenBar = THISBACK(ArrayBar);
	option.WhenAction = THISBACK(OnOptionClick);

	Add(list.VSizePosZ(4, 4).HSizePosZ(4, 4));
}
// Bars
void App::ArrayBar(Bar& bar)
{
	if (list.HasFocus() && list.IsCursor())
		bar.AddKey(K_SPACE, THISBACK(ToggleOption));

	list.StdBar(bar);
}
// Methods
void App::FillWithData()
{
	GuiLock __;

	list.Clear();

	for (int i = 1; i <= 10; ++i)
		list.Add(i % 2 == 0, FormatIntRoman(i, true));

	toggle_count = 5;
	ToggleHeaderOption();
}

void App::ToggleCount(bool value)
{
	if (value)
		++toggle_count;
	else
		--toggle_count;
}

void App::ToggleOption()
{
	GuiLock __;

	list.Set(0, !list.Get(0));
	ToggleCount(list.Get(0));
	ToggleHeaderOption();
}

void App::ToggleHeaderOption()
{
	static bool changed = true;

	if (toggle_count == list.GetCount()) {
		toggle_label->SetImage(CtrlsImg::Get(CtrlsImg::I_O1), 2);
		changed = true;
	}
	else if (changed) {
		toggle_label->SetImage(CtrlsImg::Get(CtrlsImg::I_O0), 2);
		changed = false;
	}
}
// Events
void App::OnHeaderClick()
{
	GuiLock __;

	bool value = true;
	const int count = list.GetCount();

	if (toggle_count == count) {
		value = false;
		toggle_count = 0;
	}
	else
		toggle_count = count;

	for (int i = 0; i < count; ++i)
		if (list.Get(i, 0) != value)
			list.Set(i, 0, value);

	ToggleHeaderOption();
}

void App::OnOptionClick()
{
	ToggleCount(list.Get(0));
	ToggleHeaderOption();

	PromptOK(String().Cat()	<< "{{1:2:3@L [* Index:: Option:: Content]::! "
		<< list.GetCursor() << ":: " <<  FormatBool(list.Get(0)) << ":: " << list.Get(1) << " }}");
}

GUI_APP_MAIN
{
	Ctrl::GlobalBackPaint();

	App app;
	app.FillWithData();
	app.Run();
}