private void RemoveTask(DownloadTaskControl downloadTaskControl)
{
Controls.Remove(downloadTaskControl);
_taskerList.Remove(downloadTaskControl);
downloadTaskControl.Dispose();
GC.Collect();
}
private void UpdateTaskPosition()
{
SuspendLayout();
for (Int32 id = 0; id < _taskerList.Count; id++)
{
DownloadTaskControl item = _taskerList[id];
item.Location = new Point(id < 3 ? 0 : item.Size.Width, id % 3 * item.Size.Height);
}
ResumeLayout();
}
private void AddRequest(DownloadRequest request)
{
if (CurrentTasks >= MaximumTasks)
{
DownloadTaskControl completedTask = _taskerList.FirstOrDefault(TaskRemovable);
if (completedTask == null)
{
return;
}
RemoveTask(completedTask);
}
AddDownloadTaskControl(request);
_form.RemoveRequest(request);
}
public void AddDownloadTaskControl(DownloadRequest downloadRequest = null)
{
if (CurrentTasks >= MaximumTasks)
{
if (downloadRequest != null)
{
_form.AddRequest(downloadRequest);
}
return;
}
downloadRequest ??= new DownloadRequest(String.Empty, Globals.CurrentDownloadPath, false);
SuspendLayout();
DownloadTaskControl downloadTaskControl = new DownloadTaskControl(downloadRequest)
{
Size = new Size(LayoutGUI.DownloadTaskControlWidth, LayoutGUI.DownloadTaskControlHeight)
};
downloadTaskControl.Completed += () =>
{
if (Globals.QueueAutoDownload.GetValue() && _form.GetRequests().Any())
{
downloadTaskControl.Close();
}
};
downloadTaskControl.NeedClosing += () =>
{
RemoveTask(downloadTaskControl);
};
downloadTaskControl.NeedClosing += () =>
{
List <Object> invalidRequests = new List <Object>();
List <DownloadRequest> requests = new List <DownloadRequest>();
foreach (Object obj in _form.GetRequests())
{
if (!(obj is DownloadRequest request))
{
invalidRequests.Add(obj);
continue;
}
if (requests.Count < MaximumTasks - CurrentTasks)
{
requests.Add(request);
}
}
foreach (Object obj in invalidRequests)
{
_form.RemoveRequest(obj);
}
foreach (DownloadRequest request in requests.TakeWhile(request => CurrentTasks < MaximumTasks))
{
_form.RemoveRequest(request);
AddDownloadTaskControl(request);
}
if (Globals.APIKey.IsValid && CurrentTasks <= 0)
{
AddDownloadTaskControl();
}
};
AddTask(downloadTaskControl);
ResumeLayout();
}
private static Boolean TaskRemovable(DownloadTaskControl task)
{
return(task.Task?.IsCompleted == true && task.IsFullDownload ||
task.Task?.IsStarted != true && task.EmptySearchRequest);
}
private void UpdateTaskPosition(ref DownloadTaskControl control)
{
UpdateTaskPosition();
}
private void AddTask(DownloadTaskControl downloadTaskControl)
{
_taskerList.Add(downloadTaskControl);
Controls.Add(downloadTaskControl);
}