public static Permission PickFile(FilePickedCallback callback, string[] allowedFileTypes)
{
if (allowedFileTypes == null || allowedFileTypes.Length == 0)
{
throw new ArgumentException("Parameter 'allowedFileTypes' is null or empty!");
}
Permission result = RequestPermission(true);
if (result == Permission.Granted && !IsFilePickerBusy())
{
#if !UNITY_EDITOR && UNITY_ANDROID
AJC.CallStatic("PickFiles", Context, new FPResultCallbackAndroid(callback, null, null), false, SelectedFilePath, allowedFileTypes, "");
#elif !UNITY_EDITOR && UNITY_IOS
FPResultCallbackiOS.Initialize(callback, null, null);
_NativeFilePicker_PickFile(allowedFileTypes, allowedFileTypes.Length);
#else
if (callback != null)
{
callback(null);
}
#endif
}
return(result);
}
public static Permission PickFile(FilePickedCallback callback, string[] allowedFileTypes)
{
if (allowedFileTypes == null || allowedFileTypes.Length == 0)
{
throw new ArgumentException("Parameter 'allowedFileTypes' is null or empty!");
}
Permission result = RequestPermission(true);
if (result == Permission.Granted && !IsFilePickerBusy())
{
#if UNITY_EDITOR
// Accept Android and iOS UTIs when possible, for user's convenience
string[] editorFilters = new string[allowedFileTypes.Length * 2];
for (int i = 0; i < allowedFileTypes.Length; i++)
{
if (allowedFileTypes[i].IndexOf('*') >= 0)
{
if (allowedFileTypes[i] == "image/*")
{
editorFilters[i * 2] = "Image files";
editorFilters[i * 2 + 1] = "png,jpg,jpeg";
}
else if (allowedFileTypes[i] == "video/*")
{
editorFilters[i * 2] = "Video files";
editorFilters[i * 2 + 1] = "mp4,mov,wav,avi";
}
else if (allowedFileTypes[i] == "audio/*")
{
editorFilters[i * 2] = "Audio files";
editorFilters[i * 2 + 1] = "mp3,aac,flac";
}
else
{
editorFilters[i * 2] = "All files";
editorFilters[i * 2 + 1] = "*";
}
}
else
{
editorFilters[i * 2] = allowedFileTypes[i];
if (allowedFileTypes[i].IndexOf('/') >= 0) // Android UTIs like 'image/png'
{
editorFilters[i * 2 + 1] = allowedFileTypes[i].Substring(allowedFileTypes[i].IndexOf('/') + 1);
}
else if (allowedFileTypes[i].StartsWith("public.")) // iOS UTIs like 'public.png'
{
editorFilters[i * 2 + 1] = allowedFileTypes[i].Substring(7);
}
else if (allowedFileTypes[i].IndexOf('.') == 0) // Extensions starting with period like '.png'
{
editorFilters[i * 2 + 1] = allowedFileTypes[i].Substring(1);
}
else
{
editorFilters[i * 2 + 1] = allowedFileTypes[i];
}
}
}
string pickedFile = UnityEditor.EditorUtility.OpenFilePanelWithFilters("Select file", "", editorFilters);
if (callback != null)
{
callback(pickedFile != "" ? pickedFile : null);
}
#elif UNITY_ANDROID
AJC.CallStatic("PickFiles", Context, new FPResultCallbackAndroid(callback, null, null), false, SelectedFilePath, allowedFileTypes, "");
#elif UNITY_IOS
FPResultCallbackiOS.Initialize(callback, null, null);
_NativeFilePicker_PickFile(allowedFileTypes, allowedFileTypes.Length);
#else
if (callback != null)
{
callback(null);
}
#endif
}
return(result);
}
