translate Ctrl + alpha to control value for simple text input protocol
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3952 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -1622,6 +1622,16 @@ Returns:
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ConsoleIn->Key.UnicodeChar = ConvertKeyboardScanCodeToEfiKey[Index].UnicodeChar;
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}
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}
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//
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// Translate the CTRL-Alpha characters to their corresponding control value (ctrl-a = 0x0001 through ctrl-Z = 0x001A)
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//
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if (ConsoleIn->Ctrled) {
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if (ConsoleIn->Key.UnicodeChar >= 'a' && ConsoleIn->Key.UnicodeChar <= 'z') {
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ConsoleIn->Key.UnicodeChar = (UINT16) (ConsoleIn->Key.UnicodeChar - 'a' + 1);
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} else if (ConsoleIn->Key.UnicodeChar >= 'A' && ConsoleIn->Key.UnicodeChar <= 'Z') {
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ConsoleIn->Key.UnicodeChar = (UINT16) (ConsoleIn->Key.UnicodeChar - 'A' + 1);
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}
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}
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break;
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}
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