/// <summary>
/// TaskDialog wrapped in a CommonDialog class. THis is required to work well in
/// MMC 2.1. In MMC 2.1 you must use the ShowDialog methods on the MMC classes to
/// correctly show a modal dialog. This class will allow you to do this and keep access
/// to the results of the TaskDialog.
/// </summary>
/// <param name="taskDialog">The TaskDialog to show.</param>
public VistaTaskDialogCommonDialog(VistaTaskDialog taskDialog)
{
if (taskDialog == null)
{
throw new ArgumentNullException("taskDialog");
}
this.taskDialog = taskDialog;
}
//--------------------------------------------------------------------------------
public static DialogResult ShowTaskDialogBox(IWin32Window Owner,
string Title,
string MainInstruction,
string Content,
string ExpandedInfo,
string Footer,
string VerificationText,
string RadioButtons,
string CommandButtons,
eTaskDialogButtons Buttons,
eSysIcons MainIcon,
eSysIcons FooterIcon,
int DefaultIndex)
{
DialogResult result;
if (OnTaskDialogShown != null)
OnTaskDialogShown(null, EventArgs.Empty);
if (VistaTaskDialog.IsAvailableOnThisOS && !ForceEmulationMode)
{
// [OPTION 1] Show Vista TaskDialog
VistaTaskDialog vtd = new VistaTaskDialog();
vtd.WindowTitle = Title;
vtd.MainInstruction = MainInstruction;
vtd.Content = Content;
vtd.ExpandedInformation = ExpandedInfo;
vtd.Footer = Footer;
// Radio Buttons
if (RadioButtons != "")
{
List<VistaTaskDialogButton> lst = new List<VistaTaskDialogButton>();
string[] arr = RadioButtons.Split(new char[] { '|' });
for (int i = 0; i < arr.Length; i++)
{
try
{
VistaTaskDialogButton button = new VistaTaskDialogButton();
button.ButtonId = 1000 + i;
button.ButtonText = arr[i];
lst.Add(button);
}
catch (FormatException)
{
}
}
vtd.RadioButtons = lst.ToArray();
vtd.NoDefaultRadioButton = (DefaultIndex == -1);
if (DefaultIndex >= 0)
vtd.DefaultRadioButton = DefaultIndex;
}
// Custom Buttons
if (CommandButtons != "")
{
List<VistaTaskDialogButton> lst = new List<VistaTaskDialogButton>();
string[] arr = CommandButtons.Split(new char[] { '|' });
for (int i = 0; i < arr.Length; i++)
{
try
{
VistaTaskDialogButton button = new VistaTaskDialogButton();
button.ButtonId = 2000 + i;
button.ButtonText = arr[i];
lst.Add(button);
}
catch (FormatException)
{
}
}
vtd.Buttons = lst.ToArray();
if (DefaultIndex >= 0)
vtd.DefaultButton = DefaultIndex;
}
switch (Buttons)
{
case eTaskDialogButtons.YesNo:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Yes | VistaTaskDialogCommonButtons.No;
break;
case eTaskDialogButtons.YesNoCancel:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Yes | VistaTaskDialogCommonButtons.No | VistaTaskDialogCommonButtons.Cancel;
break;
case eTaskDialogButtons.OKCancel:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Ok | VistaTaskDialogCommonButtons.Cancel;
break;
case eTaskDialogButtons.OK:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Ok;
break;
case eTaskDialogButtons.Close:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Close;
break;
case eTaskDialogButtons.Cancel:
vtd.CommonButtons = VistaTaskDialogCommonButtons.Cancel;
break;
default:
vtd.CommonButtons = 0;
break;
}
switch (MainIcon)
{
case eSysIcons.Information: vtd.MainIcon = VistaTaskDialogIcon.Information; break;
case eSysIcons.Question: vtd.MainIcon = VistaTaskDialogIcon.Information; break;
case eSysIcons.Warning: vtd.MainIcon = VistaTaskDialogIcon.Warning; break;
case eSysIcons.Error: vtd.MainIcon = VistaTaskDialogIcon.Error; break;
}
switch (FooterIcon)
{
case eSysIcons.Information: vtd.FooterIcon = VistaTaskDialogIcon.Information; break;
case eSysIcons.Question: vtd.FooterIcon = VistaTaskDialogIcon.Information; break;
case eSysIcons.Warning: vtd.FooterIcon = VistaTaskDialogIcon.Warning; break;
case eSysIcons.Error: vtd.FooterIcon = VistaTaskDialogIcon.Error; break;
}
vtd.EnableHyperlinks = false;
vtd.ShowProgressBar = false;
vtd.AllowDialogCancellation = (Buttons == eTaskDialogButtons.Cancel ||
Buttons == eTaskDialogButtons.Close ||
Buttons == eTaskDialogButtons.OKCancel ||
Buttons == eTaskDialogButtons.YesNoCancel);
vtd.CallbackTimer = false;
vtd.ExpandedByDefault = false;
vtd.ExpandFooterArea = false;
vtd.PositionRelativeToWindow = true;
vtd.RightToLeftLayout = false;
vtd.NoDefaultRadioButton = false;
vtd.CanBeMinimized = false;
vtd.ShowMarqueeProgressBar = false;
vtd.UseCommandLinks = (CommandButtons != "");
vtd.UseCommandLinksNoIcon = false;
vtd.VerificationText = VerificationText;
vtd.VerificationFlagChecked = false;
vtd.ExpandedControlText = "Hide details";
vtd.CollapsedControlText = "Show details";
vtd.Callback = null;
// Show the Dialog
result = (DialogResult)vtd.Show((vtd.CanBeMinimized ? null : Owner), out VerificationChecked, out RadioButtonResult);
// if a command button was clicked, then change return result
// to "DialogResult.OK" and set the CommandButtonResult
if ((int)result >= 2000)
{
CommandButtonResult = ((int)result - 2000);
result = DialogResult.OK;
}
if (RadioButtonResult >= 1000)
RadioButtonResult -= 1000; // deduct the ButtonID start value for radio buttons
}
else
{
// [OPTION 2] Show Emulated Form
using (frmTaskDialog td = new frmTaskDialog())
{
td.Title = Title;
td.MainInstruction = MainInstruction;
td.Content = Content;
td.ExpandedInfo = ExpandedInfo;
td.Footer = Footer;
td.RadioButtons = RadioButtons;
td.CommandButtons = CommandButtons;
td.Buttons = Buttons;
td.MainIcon = MainIcon;
td.FooterIcon = FooterIcon;
td.VerificationText = VerificationText;
td.Width = EmulatedFormWidth;
td.DefaultButtonIndex = DefaultIndex;
td.BuildForm();
result = td.ShowDialog(Owner);
RadioButtonResult = td.RadioButtonIndex;
CommandButtonResult = td.CommandButtonClickedIndex;
VerificationChecked = td.VerificationCheckBoxChecked;
}
}
if (OnTaskDialogClosed != null)
OnTaskDialogClosed(null, EventArgs.Empty);
return result;
}