public bool OnFileDialog(IWebBrowser webBrowser, IBrowser browser, CefFileDialogMode mode, CefFileDialogFlags flags, string title, string defaultFilePath, List <string> acceptFilters, int selectedAcceptFilter, IFileDialogCallback callback)
{
var args = new DialogRequestedEventArgs
{
Element = ToElement(mode),
InitialPath = defaultFilePath,
Operation = ToOperation(mode),
Title = title
};
Task.Run(() =>
{
DialogRequested?.Invoke(args);
using (callback)
{
if (args.Success)
{
callback.Continue(selectedAcceptFilter, new List <string> {
args.FullPath
});
}
else
{
callback.Cancel();
}
}
});
return(true);
}
private void OnPluginInterfaceDialogRequested(object sender, DialogRequestedEventArgs e)
{
if (sender is IEltraNavigoPluginService pluginService)
{
var dialogView = pluginService.ResolveDialogView(e.ViewModel);
if (dialogView != null)
{
var viewModel = e.ViewModel;
var dialogViewName = dialogView.GetType().Name;
if (!_containerRegistry.IsRegistered(dialogView.GetType()))
{
var viewType = dialogView.GetType().ToString();
var viewModelType = e.ViewModel.GetType();
ViewModelLocationProvider.Register(viewType, viewModelType);
_containerRegistry.Register(typeof(object), dialogView.GetType(), dialogViewName);
}
ThreadHelper.RunOnMainThread(() =>
{
Action <IDialogResult> dialogResult = (r) => {
e.DialogResult = r;
};
_dialogService?.ShowDialog(dialogViewName, e.Parameters, dialogResult);
});
}
}
}
private void DialogHandler_DialogRequested(DialogRequestedEventArgs args)
{
var isDownload = args.Operation == FileSystemOperation.Save;
var isUpload = args.Operation == FileSystemOperation.Open;
var isAllowed = (isDownload && settings.AllowDownloads) || (isUpload && settings.AllowUploads);
if (isAllowed)
{
var result = fileSystemDialog.Show(args.Element, args.Operation, args.InitialPath, title: args.Title, parent: window);
if (result.Success)
{
args.FullPath = result.FullPath;
args.Success = result.Success;
logger.Debug($"User selected path '{result.FullPath}' when asked to {args.Operation}->{args.Element}.");
}
else
{
logger.Debug($"User aborted file system dialog to {args.Operation}->{args.Element}.");
}
}
else
{
logger.Info($"Blocked file system dialog to {args.Operation}->{args.Element}, as {(isDownload ? "downloading" : "uploading")} is not allowed.");
}
}
private void ViewModelBase_DialogRequested(object sender, DialogRequestedEventArgs args)
{
var dialog = (Window) new ViewLocator().Build(args.ViewModel);
dialog.WindowStartupLocation = WindowStartupLocation.CenterOwner;
dialog.DataContext = args.ViewModel;
if (Dispatcher.UIThread.CheckAccess())
{
args.CompletionTask = dialog.ShowDialog(this);
}
else
{
Dispatcher.UIThread.Post(() =>
{
args.CompletionTask = dialog.ShowDialog(this);
});
}
}
private void DialogHandler_DialogRequested(DialogRequestedEventArgs args)
{
var isDownload = args.Operation == FileSystemOperation.Save;
var isUpload = args.Operation == FileSystemOperation.Open;
var isAllowed = (isDownload && settings.AllowDownloads) || (isUpload && settings.AllowUploads);
var initialPath = default(string);
if (isDownload)
{
initialPath = args.InitialPath;
}
else
{
initialPath = string.IsNullOrEmpty(settings.DownAndUploadDirectory) ? KnownFolders.Downloads.ExpandedPath : Environment.ExpandEnvironmentVariables(settings.DownAndUploadDirectory);
}
if (isAllowed)
{
var result = fileSystemDialog.Show(
args.Element,
args.Operation,
initialPath,
title: args.Title,
parent: window,
restrictNavigation: !settings.AllowCustomDownAndUploadLocation);
if (result.Success)
{
args.FullPath = result.FullPath;
args.Success = result.Success;
logger.Debug($"User selected path '{result.FullPath}' when asked to {args.Operation}->{args.Element}.");
}
else
{
logger.Debug($"User aborted file system dialog to {args.Operation}->{args.Element}.");
}
}
else
{
logger.Info($"Blocked file system dialog to {args.Operation}->{args.Element}, as {(isDownload ? "downloading" : "uploading")} is not allowed.");
}
}
protected virtual void OnDialogRequested(object sender, DialogRequestedEventArgs e)
{
DialogRequested?.Invoke(this, e);
}
public void ShowDialog(object sender, DialogRequestedEventArgs e)
{
e.Sender = sender;
OnDialogRequested(sender, e);
}
