using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using Container.Common;

namespace Container.ChildWindows
{
    /// <summary>
    /// BGPage.xaml 的交互逻辑
    /// </summary>
    public partial class BGPage : Window
    {
        Class_Log log = new Class_Log();
        App app = ((App)System.Windows.Application.Current);
        [DllImport("user32.dll", SetLastError = true)]
        static extern IntPtr FindWindow(string IpClassName, string IpWindowName);
        [DllImport("user32.dll", SetLastError = true)]
        static extern bool SetWindowPos(IntPtr hWnd, IntPtr hWndInsertAfter, int x, int y, int cx, int cy, uint uflags);

        public static readonly IntPtr HWND_TOPMOST = new IntPtr(-1);    //窗体置顶
        public static readonly IntPtr HWND_NOTOPMOST = new IntPtr(-2);    //取消窗体置顶
        public static readonly IntPtr HWND_BOTTOM = new IntPtr(1);    //取消窗体置顶
        public const uint SWP_NOMOVE = 0x0002;    //不调整窗体位置
        public const uint SWP_NOSIZE = 0x0001;    //不调整窗体大小
        public BGPage()
        {
            InitializeComponent();
            
        }

        public void LoadImage(string pageUrl) {
            if (string.IsNullOrEmpty(pageUrl)) {
                this.Width = 0;
                this.Height = 0;
                this.bgPage.Width = 0;
                this.bgPage.Height = 0;

                this.WindowState = WindowState.Minimized;
            }
            else
            {
                this.Width = app.ScreenWidth;
                this.Height = app.ScreenHeight;
                this.bgPage.Width = app.ScreenWidth;
                this.bgPage.Height = app.ScreenHeight;
                this.WindowState = WindowState.Maximized;
                if (File.Exists(pageUrl) == true)
                {

                    Uri uri = new Uri(pageUrl, UriKind.Absolute);
                    ImageBrush ib = new ImageBrush();
                    ib.ImageSource = new BitmapImage(uri);
                    this.bgPage.Background = ib;
                }
            }
            IntPtr WinMain = FindWindow(null, "MainWindow");    //Win_h5Page是我的程序中需要置顶的窗体的名字
            if (WinMain != null)
            {
                SetWindowPos(WinMain, HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);

            }
            IntPtr Win = FindWindow(null, "BGPage");    //Win_h5Page是我的程序中需要置顶的窗体的名字
            if (Win != null)
            {
                SetWindowPos(Win, HWND_BOTTOM, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE);

            }
        }

        private void BGPage_Load(object sender, RoutedEventArgs e)
        {
            
            
            //log.WriteLogFile("信发是否启用：" + pcstart.ToString());
            // IntPtr Win = FindWindow(null, "ADInsert");    //取消置顶

        }
    }
}