private void PollScanProgress()
{
IntPtr json = hbFunctions.hb_get_state_json(this.Handle);
string statusJson = Marshal.PtrToStringAnsi(json);
JsonState state = null;
if (!string.IsNullOrEmpty(statusJson))
{
state = JsonConvert.DeserializeObject <JsonState>(statusJson);
}
TaskState taskState = state != null?TaskState.FromRepositoryValue(state.State) : null;
if (taskState != null && (taskState == TaskState.Scanning || taskState == TaskState.Searching))
{
if (this.ScanProgress != null && state.Scanning != null)
{
this.ScanProgress(this, new ScanProgressEventArgs(state.Scanning.Progress, state.Scanning.Preview, state.Scanning.PreviewCount, state.Scanning.Title, state.Scanning.TitleCount));
}
}
else if (taskState != null && taskState == TaskState.ScanDone)
{
this.scanPollTimer.Stop();
var jsonMsg = hbFunctions.hb_get_title_set_json(this.Handle);
this.TitlesJson = InteropUtilities.ToStringFromUtf8Ptr(jsonMsg);
if (!string.IsNullOrEmpty(this.TitlesJson))
{
this.Titles = JsonConvert.DeserializeObject <JsonScanObject>(this.TitlesJson);
if (this.Titles != null)
{
this.FeatureTitle = this.Titles.MainFeature;
}
}
if (this.ScanCompleted != null)
{
this.ScanCompleted(this, new System.EventArgs());
}
}
}