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Delphi+key

Delphi+key

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The virtual-key codes identify various virtual keys. These constants can then be used to refer to the keystroke when using Delphi and Windows. Below is information on three events that let you capture a user's keystrokes in a Delphi application: OnKeyDown, OnKeyUp and OnKeyPress. Delphi applications can use two methods for receiving the input from the keyboard. procedure japanrestaurantphuket.comyDown(Sender: TObject; var Key: Word. I don't understand how keys are translated, what does these codes mean? The values you get with the Ctrl + AnyKey combinations are Ascii.

Hi experts, I have a large Delphi application and on the main form I am trying to react to the pressing of the keyboard arrow keys (up, down, left. Edit1KeyPress(Sender: TObject; var Key: Char); begin // #8 is Backspace if not ( Key in [#8, '0'..'9']) then begin ShowMessage('Invalid key'); // Discard the key Key . Can anyone there help me with this problem.. i'm intended to prompt out a msg dialog after the users press the Escape key.. so what's the code.

Located km north of Athens, on Mt. Parnassos, Delphi is the second most important archaeological site of Greece, known in ancient times as the navel of the. Key Tours: Keytours day trip to Delphi - See traveler reviews, candid photos, and great deals for Athens, Greece, at TripAdvisor.

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