module winmain;

import dlangui.all;
import std.stdio;

version (linux) {
	pragma(lib, "png");
	pragma(lib, "xcb");
	pragma(lib, "xcb-shm");
	pragma(lib, "xcb-image");
	pragma(lib, "X11-xcb");
	pragma(lib, "X11");
	pragma(lib, "dl");
}

/// workaround for link issue when WinMain is located in library
version(Windows) {
    private import win32.windows;
    private import dlangui.platforms.windows.winapp;
    extern (Windows)
        int WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
                    LPSTR lpCmdLine, int nCmdShow)
        {
            return DLANGUIWinMain(hInstance, hPrevInstance,
                                  lpCmdLine, nCmdShow);
        }
}

/// entry point for dlangui based application
extern (C) int UIAppMain(string[] args) {
    // setup resource dir
	version (Windows) {
    	string resourceDir = exePath() ~ "..\\res\\";
	} else {
    	string resourceDir = exePath() ~ "../../res/";
	}
    string[] imageDirs = [
        resourceDir
    ];
    drawableCache.resourcePaths = imageDirs;

    // create window
    Window window = Platform.instance().createWindow("My Window", null);
	
	static if (true) {
		LinearLayout layout = new LinearLayout();
		layout.addChild((new TextWidget()).textColor(0x00802000).text("Text widget 0"));
		layout.addChild((new TextWidget()).textColor(0x40FF4000).text("Text widget"));
		layout.addChild((new Button("BTN1")).text("Button1")); //.textColor(0x40FF4000)
		
		
		

	    LinearLayout hlayout = new HorizontalLayout();
		//hlayout.addChild((new Button()).text("<<")); //.textColor(0x40FF4000)
	    hlayout.addChild((new TextWidget()).text("Several").alignment(Align.Center));
		hlayout.addChild((new ImageWidget()).drawableId("exit").padding(Rect(5,5,5,5)).alignment(Align.Center));
	    hlayout.addChild((new TextWidget()).text("items").alignment(Align.Center));
		hlayout.addChild((new ImageWidget()).drawableId("exit").padding(Rect(5,5,5,5)).alignment(Align.Center));
	    hlayout.addChild((new TextWidget()).text("in horizontal layout"));
		hlayout.addChild((new ImageWidget()).drawableId("exit").padding(Rect(5,5,5,5)).alignment(Align.Center));
		//hlayout.addChild((new Button()).text(">>")); //.textColor(0x40FF4000)
	    hlayout.backgroundColor = 0x8080C0;
	    layout.addChild(hlayout);

	    LinearLayout vlayout = new VerticalLayout();
		vlayout.addChild((new TextWidget()).text("VLayout line 1").textColor(0x40FF4000)); //
	    vlayout.addChild((new TextWidget()).text("VLayout line 2").textColor(0x40FFFF00));
	    layout.addChild(vlayout);

		layout.addChild((new Button("BTN2")).textColor(0x000000FF).text("Button2"));
		layout.addChild((new TextWidget()).textColor(0x40FF4000).text("Text widget"));
		layout.addChild((new ImageWidget()).drawableId("exit").padding(Rect(5,5,5,5)));
		layout.addChild((new TextWidget()).textColor(0xFF4000).text("Text widget2").padding(Rect(5,5,5,5)).margins(Rect(5,5,5,5)).backgroundColor(0xA0A0A0));
		layout.addChild((new Button("BTN3")).textColor(0x000000FF).text("Button3").layoutHeight(FILL_PARENT));
		layout.addChild((new TextWidget()).textColor(0x004000).text("Text widget3 with very long text"));

		layout.childById("BTN1").onClickListener(delegate (Widget w) { Log.d("onClick ", w.id); return true; });
		layout.childById("BTN2").onClickListener(delegate (Widget w) { Log.d("onClick ", w.id); return true; });
		layout.childById("BTN3").onClickListener(delegate (Widget w) { Log.d("onClick ", w.id); return true; });

		layout.layoutHeight(FILL_PARENT).layoutWidth(FILL_PARENT);

	    window.mainWidget = layout;
	} else {
	    window.mainWidget = (new Button()).text("sample button");
	}
    window.show();
    window.windowCaption = "New Window Caption";

    // run message loop
    return Platform.instance().enterMessageLoop();
}