| Name | Description |
| AllowCancel | Indicates that the dialog should be able to be closed using Alt-F4, Escape, and the title bar's close button. |
| CanBeMinimized | Gets or sets whether the task dialog can be minimized. |
| CheckBoxChecked | Gets or sets whether the verification check box is checked in the task dialog. |
| CheckBoxText | Gets or sets the string that is used to label the verification check box. |
| CheckedByDefault | Gets or sets whether the verification check box is checked by default. |
| ClickedCustomButton | Gets the button or the command link that was clicked in the task dialog and closed it. |
| CollapsedControlText | Gets or sets the string to be used to label the button for expanding the expandable information. |
| CommonButtons | Gets or sets the common push buttons displayed in the task dialog. |
| Container | (Inherited from System.ComponentModel.Component) |
| Content | Gets or sets the string to be used for the dialog's primary content. |
| CustomButtons | Gets the collection of custom buttons displayed in the task dialog. |
| DialogResult | Gets a value that was returned from the last call to the Show method. |
| EnableCheckBox | Gets or sets whether the verification check box is enabled. |
| EnableHyperlinks | Enables hyperlink processing for the dialog strings. |
| EnableTimer | Gets or sets whether the TimerTick event is fired approximately every 200 milliseconds. |
| Expanded | Gets a value that indicates whether the expanded information is currently visible. |
| ExpandedByDefault | Indicates that the string specified by the ExpandedInformation property is visible when the dialog is initially displayed. |
| ExpandedControlText | Gets or sets the string to be used to label the button for collapsing the expandable information. |
| ExpandedInformation | Gets or sets the string to be used for displaying additional information. |
| ExpandFooterArea | Indicates that the string specified by the ExpandedInformation property is displayed at the bottom of the dialog's footer area instead of immediately after the dialog's content. |
| FooterCommonIcon | Gets or sets the predefined icon to be displayed in the footer of the task dialog. |
| FooterCustomIcon | Gets or sets the custom Icon to be displayed in the footer area of the task dialog. |
| FooterText | Gets or sets the string displayed in the footer area of the task dialog. |
| IsPlatformSupported | Indicates whether the C1TaskDialog's capabilities are supported on the current platform. |
| MainCommonIcon | Gets or sets the predefined icon to be displayed in the task dialog. |
| MainCustomIcon | Gets or sets the custom Icon to be displayed in the task dialog. |
| MainInstruction | Gets or sets the string to be used for the main instruction. |
| NoIconOnCommandLinks | Gets or sets whether the command links should appear without the default glyph. It doesn't affect whether or not the elevation icons should appear. |
| ProgressBar | Adjusts the progress bar control hosted in the task dialog. |
| RadioButtons | Gets the collection of radio buttons displayed in the task dialog. |
| RightToLeft | Gets or sets whether the task dialog should draw right-to-left for RTL languages. |
| SelectedRadioButton | Gets or sets a radio button that is currently selected in the task dialog. |
| SelectedRadioIndex | Gets or sets the zero-based index of a radio button that is currently selected. |
| Site | (Inherited from System.ComponentModel.Component) |
| SizeToContent | Gets or sets whether the width of the task dialog is determined by the width of its content area. |
| StartPosition | Gets or sets the initial position of the task dialog. |
| Tag | Gets or sets an object that contains additional data about the C1TaskDialog. |
| UseCommandLinks | Indicates that the buttons specified in the CustomButtons collection should be displayed as command links. |
| Visible | Gets a value that indicates whether the task dialog is currently visible. |
| Width | The width of the task dialog's client area. If 0, the task dialog manager will calculate the ideal width. |
| WindowTitle | Gets or sets the string to be used for the task dialog title. |