using UnityEngine;
using System.Collections;
using System.Runtime.InteropServices;
using Module.Log;

public class LoadWindFile
{

    //链接指定系统函数       打开文件对话框
    [DllImport("Comdlg32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]
    public static extern bool GetOpenFileName([In, Out] OpenFileName ofn);
    public static bool GetOFN([In, Out] OpenFileName ofn)
    {
        return GetOpenFileName(ofn);
    }

    //链接指定系统函数        另存为对话框
    [DllImport("Comdlg32.dll", SetLastError = true, ThrowOnUnmappableChar = true, CharSet = CharSet.Auto)]
    public static extern bool GetSaveFileName([In, Out] OpenFileName ofn);
    public static bool GetSFN([In, Out] OpenFileName ofn)
    {
        return GetSaveFileName(ofn);
    }

    public delegate void GetImagePathCallBack(string path);

    public static void LoadImage(GetImagePathCallBack getImgPath)
    {
        OpenFileName openFileName = new OpenFileName();
        openFileName.structSize = Marshal.SizeOf(openFileName);
        openFileName.filter = "图像文件(*.jpg,*.png)\0*.jpg;*.png";
        openFileName.file = new string(new char[256]);
        openFileName.maxFile = openFileName.file.Length;
        openFileName.fileTitle = new string(new char[64]);
        openFileName.maxFileTitle = openFileName.fileTitle.Length;
        openFileName.initialDir = Application.streamingAssetsPath.Replace('/', '\\');//默认路径
        openFileName.title = "窗口标题";
        openFileName.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000008;

        if (GetSaveFileName(openFileName))
        {
            if (getImgPath != null)
            {
                getImgPath(openFileName.file);
            }
            LogModule.DebugLog(openFileName.file);
            LogModule.DebugLog(openFileName.fileTitle);
        }
    }

}