using System;
using System.Drawing;
using System.Drawing.Imaging;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;

using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.Threading;
using Microsoft.Win32;
namespace ScreenCapture {
    class ScreenCapture {
        public static NotifyIcon notifyIcon;
        public static About about;
        public static Semaphore semaphore=new Semaphore(0,1);

        [STAThread]
        public static void Main(String[] data) {
            about=new About();
            about.CreateControl();
            about.TopMost=true;
            notifyIcon=new NotifyIcon();
            notifyIcon.Icon=Icon.FromHandle(Resources.ProjectIcon.GetHicon());
            notifyIcon.Text="Left click: collect; Right-click: about";
            notifyIcon.Visible=true;
            notifyIcon.MouseClick+=new MouseEventHandler(icon_MouseClick);
            semaphore.WaitOne();
        }
        [STAThread]
        static void icon_MouseClick(object sender,MouseEventArgs e) {
            if(e.Button==MouseButtons.Left) {
                CaptureImage();
            }
            if(e.Button==MouseButtons.Right) {
                Application.EnableVisualStyles();
                about.ShowDialog();
                //Application.Run(about);

            }
        }
        public static void CaptureImage() {
            notifyIcon.Icon=Icon.FromHandle(Resources.ProjectIconOn.GetHicon());
            Rectangle SelectionRectangle=Screen.PrimaryScreen.WorkingArea;
            using(Bitmap bitmap=new Bitmap(SelectionRectangle.Width,SelectionRectangle.Height)) {
                using(Graphics g=Graphics.FromImage(bitmap)) {
                    g.CopyFromScreen(Point.Empty,Point.Empty,SelectionRectangle.Size);
                }
                bitmap.Save(getFolder()+"\\"+getTimeStamp()+".PNG",ImageFormat.Png);
            }
            Thread.Sleep(250);
            notifyIcon.Icon=Icon.FromHandle(Resources.ProjectIcon.GetHicon());
        }
        static RegistryKey key=Registry.CurrentUser.OpenSubKey("Software",true).CreateSubKey("dragosmateis").CreateSubKey("ScreenCapture");
        public static String getPath() {
            return ""+key.GetValue("savePath");
        }
        private static void setPath(String value) {
            key.SetValue("savePath",value);
        }
        private static String getFolder() {
            for(;;) {
                String path=getPath();
                if((path!=null)&&path.Length>0) {
                    FileAttributes attr=File.GetAttributes(path);
                    if((attr&FileAttributes.Directory)==FileAttributes.Directory)
                        return path;
                }
                selectFolder();
            }
        }
        internal static void selectFolder() {
            FolderBrowserDialog fbd=new FolderBrowserDialog();
            fbd.SelectedPath=getPath();
            fbd.ShowNewFolderButton=true;
            fbd.ShowDialog();
            setPath(fbd.SelectedPath);
        }
        private static String getTimeStamp() {
            DateTime dt=DateTime.Now;
            return f(dt.Year)+'.'+f(dt.Month)+'.'+f(dt.Day)+'-'+f(dt.Hour)+'.'+f(dt.Minute)+'.'+f(dt.Second)+'.'+f(dt.Millisecond/10);
        }
        private static String f(int i) {
            i=i%100;
            String result=""+i;
            while(result.Length<2)
                result="0"+result;
            return result;
        }
    }
}