If you want to know which character a user entered you should use KeyPress, which gives the the already translated character. For example Keys.Decimal is a key on the numpad that corresponds to . on the US layout, and , on the German layout. Keys.Oemcomma and OemPeriod are likely , and . belows the letters. But on other layouts that may be ...

2016年12月14日 · I have a textbox in my application which I only want the user to be able to choose the "minus", "comma", "digits" and "back" from the keyboard. Can only make the user use digits and the back key, the

2014年4月19日 · I guess they wanted the , for Oemcomma, and . for OemPeriod. Is writing that giant switch-case for every character we can get from a KeyCode is the only way to go…?

2013年10月12日 · I've been searching to find out the values for < and > under System.Windows.Forms.Keys, but I can only find OemOpenBrackets and OemCloseBrackets. Could someone please help me?

They were introduced with the Windows API, they are not specific to WPF. First, these are KEY codes, not character codes: they identify a key on your keyboard, not a character - e.g. the 'A' character is usually generated by pressing the A key while holding down a SHIFT key or having CAPS LOCK active. The OEM keys are the keys that vary with local keyboards. Where the US keyboard has brackets ...

2016年7月20日 · So in my OnKeyPress Method I iterate on my char array to check if the key pressed is inside and permit this key. My problem is that in my NumericTextBox since I let only numbers to be typed I can't type commas and periods, in the KeyPress the code has the OEMComma and OEMPeriod that are not the same codes from the chars (',', '.').

2011年9月14日 · Question I would like to assign the keyboard shortcut Ctrl + , (control plus comma) to the "Preferences..." menu item. How do I do that? There is a Key.OemComma in the Key enumeration. I have use...

2011年8月18日 · When I open the ShortcutKeys menu, comma is not there. Oemcomma is there, and it works. But when your menu item says the hotkey is "Ctrl+Oemcomma" that's pretty ugly.

2015年7月20日 · I'm trying to see if the user has pressed a decimal separator in a text box, and either allow or suppress it depending on other parameters. The NumberdecimalSeparator returns as 46, or '.' on my US

2018年6月20日 · По-моему лучше нажать кнопку и посмотреть код символа e->KeyChar чем гадать почему не выводит запятую. Раз не выводит - то код не совпадает. Посмотреть можно в дебагере.