Windows will automatically detect the word you’re writing. With the text field focused, write a word on the handwriting panel with your pen. For example, we’ll be using Notepad here, but you can do this in any traditional desktop program or new Windows 10 app. You can input text in any application with a text input field. You’ll need to tap the keyboard button at the bottom of the touch input keyboard to select the default touch keyboard if you want to use it. Once you switch to the handwriting input panel, it will automatically appear whenever you tap or click the keyboard icon on your taskbar. Touch the title bar of the panel with your stylus or finger to drag it around your screen and position it wherever you want it. To shrink it, tap the “Undock” button to the left of the “x” on the top right corner of the panel. By default, it spans the entire width of your display. The following images show a control with differently sized preview areas.Tap the handwriting keyboard icon, which looks like a pen over an empty panel. void CMath_Input_Control_testDlg::OnBnClickedSetPreviewAreaSize() The following code shows how to set the preview area size. This creates a larger area in which the math formulas are displayed.
You can customize the math input control so that the control explicitly sets its preview-area size. The following image shows the control after the caption has been set. void CMath_Input_Control_testDlg::OnBnClickedSetCaption() The following code shows how to set the caption. You can change the control caption for the math input control in order to set the caption on the math input control's window. The following image shows the control without the extended set of buttons. The following image shows the control with the extended set of buttons. Hr = g_spMIC->EnableExtendedButtons(VARIANT_FALSE) Hr = g_spMIC->EnableExtendedButtons(VARIANT_TRUE) void CMath_Input_Control_testDlg::OnBnClickedToggleBtns() The following code shows how to enable the extended button set. Enabling the extended button set will show the Redo and Undo buttons. You can change the buttons that are displayed on the math input control so that the control has extended functionality or appears smaller on the screen. Changing the Control's Preview Area Size.The following customizations are possible: This topic explains the various ways that developers can customize the math input control. It is possible to change the look and feel of the math input control so that it is better suited to your application.
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