// Here we walk our controls collection and
// sort the various controls by type.
private void SortDialogControls()
{
foreach (TaskDialogControl control in controls)
{
if (control is TaskDialogButtonBase && String.IsNullOrEmpty(((TaskDialogButtonBase)control).Text))
{
if (control is TaskDialogCommandLink && String.IsNullOrEmpty(((TaskDialogCommandLink)control).Instruction))
{
throw new InvalidOperationException(
"Button text must be non-empty");
}
}
// Loop through child controls
// and sort the controls based on type.
if (control is TaskDialogCommandLink)
{
commandLinks.Add((TaskDialogCommandLink)control);
}
else if (control is TaskDialogRadioButton)
{
if (radioButtons == null)
{
radioButtons = new List <TaskDialogButtonBase>();
}
radioButtons.Add((TaskDialogRadioButton)control);
}
else if (control is TaskDialogButtonBase)
{
if (buttons == null)
{
buttons = new List <TaskDialogButtonBase>();
}
buttons.Add((TaskDialogButtonBase)control);
}
else if (control is TaskDialogProgressBar)
{
if (progressBar != null)
{
throw new InvalidOperationException(
"Can't have more than one progress bar in dialog.");
}
progressBar = (TaskDialogProgressBar)control;
}
else if (control is TaskDialogMarquee)
{
if (marquee != null)
{
throw new InvalidOperationException(
"Can't have more than one marquee in dialog.");
}
marquee = (TaskDialogMarquee)control;
}
else
{
throw new ArgumentException("Unknown dialog control type.");
}
}
}
// Cleans up data and structs from a single
// native dialog Show() invocation.
private void CleanUp()
{
// Reset values that would be considered
// 'volatile' in a given instance.
if (progressBar != null)
{
progressBar.Reset();
}
if (marquee != null)
{
marquee.Reset();
}
// Clean out sorted control lists -
// though we don't of course clear the main controls collection,
// so the controls are still around; we'll
// resort on next show, since the collection may have changed.
if (buttons != null)
{
buttons.Clear();
}
if (commandLinks != null)
{
commandLinks.Clear();
}
if (radioButtons != null)
{
radioButtons.Clear();
}
progressBar = null;
marquee = null;
// Have the native dialog clean up the rest.
if (nativeDialog != null)
{
nativeDialog.Dispose();
}
}
// Cleans up data and structs from a single native dialog Show() invocation
private void CleanUp()
{
// Reset values that would be considered 'volatile' in a given instance
if (progressBar != null)
{
progressBar.Reset();
}
if (marquee != null)
{
marquee.Reset();
}
// Clean out sorted control lists - though we don't of course clear the main controls collection,
// so the controls are still around; we'll resort on next show, since the
// collection may have changed
if (buttons != null)
buttons.Clear();
if (commandLinks != null)
commandLinks.Clear();
if (radioButtons != null)
radioButtons.Clear();
progressBar = null;
marquee = null;
// Have the native dialog clean up the rest
if (nativeDialog != null)
nativeDialog.Dispose();
}
// Here we walk our controls collection and sort the various controls by type.
private void SortDialogControls()
{
foreach (TaskDialogControl control in controls)
{
if (control is TaskDialogButtonBase && String.IsNullOrEmpty(((TaskDialogButtonBase)control).Text))
{
if (control is TaskDialogCommandLink && String.IsNullOrEmpty(((TaskDialogCommandLink)control).Instruction))
throw new InvalidOperationException("Button text must be non-empty");
}
// Loop through child controls and sort the controls based on type
if (control is TaskDialogCommandLink)
{
commandLinks.Add((TaskDialogCommandLink)control);
}
else if (control is TaskDialogRadioButton)
{
if (radioButtons == null)
radioButtons = new List<TaskDialogButtonBase>();
radioButtons.Add((TaskDialogRadioButton)control);
}
else if (control is TaskDialogButtonBase)
{
if (buttons == null)
buttons = new List<TaskDialogButtonBase>();
buttons.Add((TaskDialogButtonBase)control);
}
else if (control is TaskDialogProgressBar)
{
if (progressBar != null)
throw new InvalidOperationException("can't have more than one progress bar in dialog");
progressBar = (TaskDialogProgressBar)control;
}
else if (control is TaskDialogMarquee)
{
if (marquee != null)
throw new InvalidOperationException("can't have more than one marquee in dialog");
marquee = (TaskDialogMarquee)control;
}
else
{
throw new ArgumentException("Unknown dialog control type");
}
}
}
