public override void OnInspectorGUI() { //EditorGUILayout.BeginHorizontal(); //EditorGUILayout.EndHorizontal(); if (GUILayout.Button("load map")) { OpenFileName ofn = new OpenFileName(); ofn.structSize = Marshal.SizeOf(ofn); ofn.filter = "All Files\0*.*\0\0"; ofn.file = new string(new char[256]); ofn.maxFile = ofn.file.Length; ofn.fileTitle = new string(new char[64]); ofn.maxFileTitle = ofn.fileTitle.Length; ofn.initialDir = Application.dataPath; //默认路径 ofn.title = "Open Project"; ofn.defExt = "bin"; //显示文件的类型 //注意 一下项目不一定要全选 但是0x00000008项不要缺少 ofn.flags = 0x00080000 | 0x00001000 | 0x00000800 | 0x00000200 | 0x00000008; //OFN_EXPLORER|OFN_FILEMUSTEXIST|OFN_PATHMUSTEXIST| OFN_ALLOWMULTISELECT|OFN_NOCHANGEDIR if (OpenWindows.GetOpenFileName(ofn)) { navTools.LoadMap(ofn.file); } } if (GUILayout.Button("test navmesh")) { navTools.StartNavTest(); } }