module platform.win.controls.oslistbox;

import gui.listbox;
import core.string;

import platform.win.definitions;
import platform.win.vars;
import platform.win.common;
import platform.win.oscontrolinterface;

import platform.win.main;
import core.view;
import gui.widget;
import gui.window;

import interfaces.list;

class OSListBox : ListBox, OSControl
{
public:

	this(int x, int y, int width, int height, AbstractList!(String) list = null)
	{
		super(x,y,width,height,list);
	}

	override void OnAdd()
	{
	   _hWnd = CreateWindowExW(0, "LISTBOX\0", null, WS_CHILD | WS_VISIBLE | LBS_NOINTEGRALHEIGHT | WS_BORDER | WS_VSCROLL , _x,_y,_width,_height,
			WindowGetPlatformVars(_window).hWnd,null, cast(HINSTANCE)GetWindowLongW(WindowGetPlatformVars(_window).hWnd,GWLP_HINSTANCE), null);

		SetWindowPos(_hWnd, cast(HWND)HWND_TOP, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE);

		SetWindowLongW(_hWnd, GWLP_USERDATA, cast(ulong)(cast(void*)(cast(OSControl)this)));
		_oldproc = cast(WNDPROC)SetWindowLongW(_hWnd, GWLP_WNDPROC, cast(ulong)&CtrlProc);

		SendMessageW( _hWnd, WM_SETFONT, cast(WPARAM)win_button_font, 1);

		// Add all members of the list
		Iterator irate = getIterator();

		String data;
		while(getItem(data, irate))
		{
			SendMessageW(_hWnd, LB_ADDSTRING, 0, cast(LPARAM)data.ptr);
		}
	}

	override void OnRemove()
	{
		DestroyWindow(_hWnd);
	}

	override void addItem(String text)
	{
		super.addItem(text);
		SendMessageW(_hWnd, LB_ADDSTRING, 0, cast(LPARAM)text.ptr);
	}

	override void addItem(StringLiteral text)
	{
		super.addItem(text);
		SendMessageW(_hWnd, LB_ADDSTRING, 0, cast(LPARAM)text.ptr);
	}

protected:

	LRESULT _AppLoopMessage(uint message, WPARAM wParam, LPARAM lParam)
	{
		switch (message)
		{
			break;
		default:
			break;
		}

		return CallWindowProcW(_oldproc, _hWnd, message, wParam, lParam);
	}

	View _ReturnView(out int x, out int y, out int w, out int h)
	{
		x = _x;
		y = _y;
		w = _width;
		h = _height;
		return _view;
	}

	HWND _hWnd;
	WNDPROC _oldproc;
}