/// <summary>
/// Shows a modal dialog.
/// </summary>
/// <param name="dialog">The dialog to show.</param>
/// <param name="alwaysClose">If set to <c>true</c> always close the dialog as soon as a response is known.</param>
/// <param name="closeForResponses">If <paramref name="alwaysClose"/> is <c>false</c>, only the provided values will exit the dialog run loop.</param>
/// <returns>A value indicating whether the dialog was cancelled (<c>false</c>), aborted (<c>null</c>) or approved (<c>true</c>).</returns>
/// <remarks>Dialogs with 'sub-functions' should always use a response value of Gtk.ResponseType.None. Other explicit values
/// may be ignored -- that is, only specific values will exit the dialog if the <paramref name="closeForResponses"/> argument
/// is non-empty and <paramref name="alwaysClose"/> is <c>false</c>. If alwaysClose is false and no response values for close are
/// provided, it is a Bad Thing and you shouldn't do that.</remarks>
public static bool?ShowDialog(this Gtk.Dialog dialog, bool alwaysClose, params Gtk.ResponseType[] closeForResponses)
{
bool?accepted = null;
var result = Gtk.ResponseType.None;
do
{
result = (Gtk.ResponseType)dialog.Run();
if (result != Gtk.ResponseType.None)
{
switch (result)
{
case Gtk.ResponseType.Reject:
case Gtk.ResponseType.Cancel:
case Gtk.ResponseType.Close:
case Gtk.ResponseType.No:
accepted = false;
break;
case Gtk.ResponseType.Accept:
case Gtk.ResponseType.Apply:
case Gtk.ResponseType.Help:
case Gtk.ResponseType.Yes:
case Gtk.ResponseType.Ok:
accepted = true;
break;
default:
break;
}
}
}while (!alwaysClose && ((closeForResponses == null) || !closeForResponses.Contains(result)));
VisualHelpers.Close(dialog);
return(accepted);
}
private static OSMessageBoxResult PlatformShowCore(string message, string title, System.Exception exception, OSMessageBoxButton buttons, Dictionary <OSMessageBoxButton, string> customButtonLabels, OSMessageBoxIcon icon, OSMessageBoxResult defaultResult, System.Action <OSMessageBoxResult> onComplete)
{
var result = OSMessageBoxResult.None;
if (onComplete == null)
{
INTV.Shared.Utility.OSDispatcher.Current.InvokeOnMainDispatcher(() =>
{
var nativeButtons = Gtk.ButtonsType.Ok;
switch (buttons)
{
case OSMessageBoxButton.OK:
case OSMessageBoxButton.YesNo:
nativeButtons = (Gtk.ButtonsType)buttons;
break;
case OSMessageBoxButton.YesNoCancel:
nativeButtons = Gtk.ButtonsType.None; // we'll add buttons below
break;
}
var parent = Gtk.Window.ListToplevels().FirstOrDefault(w => w.IsActive || w.IsFocus);
if (parent == null)
{
parent = INTV.Shared.Utility.SingleInstanceApplication.Instance.MainWindow;
}
using (var messageBox = new Gtk.MessageDialog(parent, Gtk.DialogFlags.Modal, (Gtk.MessageType)icon, nativeButtons, "{0}", message))
{
messageBox.Title = title;
messageBox.MessageType = (Gtk.MessageType)icon;
messageBox.DefaultResponse = (Gtk.ResponseType)defaultResult;
switch (buttons)
{
case OSMessageBoxButton.OK:
case OSMessageBoxButton.YesNo:
break;
case OSMessageBoxButton.YesNoCancel:
messageBox.AddButton(Resources.Strings.YesButton_Text, Gtk.ResponseType.Yes);
messageBox.AddButton(Resources.Strings.NoButton_Text, Gtk.ResponseType.No);
messageBox.AddButton(Resources.Strings.CancelButtonText, Gtk.ResponseType.Cancel);
break;
}
result = (OSMessageBoxResult)messageBox.Run();
VisualHelpers.Close(messageBox);
}
});
}
else
{
INTV.Shared.Utility.SingleInstanceApplication.MainThreadDispatcher.BeginInvoke(() =>
{
result = ShowCore(message, title, exception, null, buttons, customButtonLabels, icon, defaultResult, null);
onComplete(result);
});
}
return(result);
}
/// <inheritdoc/>
public override FileBrowserDialogResult ShowDialog()
{
var fileChooserAction = IsFolderBrowser ? Gtk.FileChooserAction.SelectFolder : Gtk.FileChooserAction.Open;
var buttons = new object[] { Gtk.Stock.Cancel, Gtk.ResponseType.Cancel, Gtk.Stock.Open, Gtk.ResponseType.Accept };
using (var dialog = new Gtk.FileChooserDialog(Title, SingleInstanceApplication.Instance.MainWindow, fileChooserAction, buttons))
{
dialog.SelectMultiple = Multiselect;
foreach (var filter in _filters)
{
var fileFilter = new Gtk.FileFilter()
{
Name = filter.Key
};
fileFilter.AddCustom(Gtk.FileFilterFlags.Filename, info => FileFilter(dialog, info));
dialog.AddFilter(fileFilter);
}
var response = (Gtk.ResponseType)dialog.Run();
_files = dialog.Filenames;
VisualHelpers.Close(dialog);
var dialogResult = FileBrowserDialogResult.None;
switch (response)
{
case Gtk.ResponseType.Accept:
dialogResult = FileBrowserDialogResult.Ok;
break;
case Gtk.ResponseType.Cancel:
dialogResult = FileBrowserDialogResult.Cancel;
break;
default:
break;
}
return(dialogResult);
}
}
/// <inheritdoc/>
protected override void OnResponse(Gtk.ResponseType response_id)
{
base.OnResponse(response_id);
VisualHelpers.Close(this);
}