ConsoleModifiers Enum
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Represents the SHIFT, ALT, and CTRL modifier keys on a keyboard.
This enumeration supports a bitwise combination of its member values.
public enum class ConsoleModifiers
[System.Flags]
public enum ConsoleModifiers
[System.Flags]
[System.Serializable]
public enum ConsoleModifiers
[<System.Flags>]
type ConsoleModifiers =
[<System.Flags>]
[<System.Serializable>]
type ConsoleModifiers =
Public Enum ConsoleModifiers
- Inheritance
- Attributes
Name | Value | Description |
---|---|---|
None | 0 | |
Alt | 1 | The left or right ALT modifier key. |
Shift | 2 | The left or right SHIFT modifier key. |
Control | 4 | The left or right CTRL modifier key. |
The following code example reads a key and determines whether one or more modifier keys was pressed.
using namespace System;
void main()
{
ConsoleKeyInfo cki;
// Prevent example from ending if CTL+C is pressed.
Console::TreatControlCAsInput = true;
Console::WriteLine("Press any combination of CTL, ALT, and SHIFT, and a console key.");
Console::WriteLine("Press the Escape (Esc) key to quit: \n");
do
{
cki = Console::ReadKey();
Console::Write(" --- You pressed ");
if((cki.Modifiers & ConsoleModifiers::Alt) != ConsoleModifiers()) Console::Write("ALT+");
if((cki.Modifiers & ConsoleModifiers::Shift) != ConsoleModifiers()) Console::Write("SHIFT+");
if((cki.Modifiers & ConsoleModifiers::Control) != ConsoleModifiers()) Console::Write("CTL+");
Console::WriteLine(cki.Key.ToString());
} while (cki.Key != ConsoleKey::Escape);
}
// This example displays output similar to the following:
// Press any combination of CTL, ALT, and SHIFT, and a console key.
// Press the Escape (Esc) key to quit:
//
// a --- You pressed A
// k --- You pressed ALT+K
// ► --- You pressed CTL+P
// --- You pressed RightArrow
// R --- You pressed SHIFT+R
// --- You pressed CTL+I
// j --- You pressed ALT+J
// O --- You pressed SHIFT+O
// § --- You pressed CTL+U }
using System;
class Example
{
public static void Main()
{
ConsoleKeyInfo cki;
// Prevent example from ending if CTL+C is pressed.
Console.TreatControlCAsInput = true;
Console.WriteLine("Press any combination of CTL, ALT, and SHIFT, and a console key.");
Console.WriteLine("Press the Escape (Esc) key to quit: \n");
do
{
cki = Console.ReadKey();
Console.Write(" --- You pressed ");
if((cki.Modifiers & ConsoleModifiers.Alt) != 0) Console.Write("ALT+");
if((cki.Modifiers & ConsoleModifiers.Shift) != 0) Console.Write("SHIFT+");
if((cki.Modifiers & ConsoleModifiers.Control) != 0) Console.Write("CTL+");
Console.WriteLine(cki.Key.ToString());
} while (cki.Key != ConsoleKey.Escape);
}
}
// This example displays output similar to the following:
// Press any combination of CTL, ALT, and SHIFT, and a console key.
// Press the Escape (Esc) key to quit:
//
// a --- You pressed A
// k --- You pressed ALT+K
// ► --- You pressed CTL+P
// --- You pressed RightArrow
// R --- You pressed SHIFT+R
// --- You pressed CTL+I
// j --- You pressed ALT+J
// O --- You pressed SHIFT+O
// § --- You pressed CTL+U
open System
// Prevent example from ending if CTL+C is pressed.
Console.TreatControlCAsInput <- true
printfn "Press any combination of CTL, ALT, and SHIFT, and a console key."
printfn "Press the Escape (Esc) key to quit: \n"
let mutable cki = Unchecked.defaultof<ConsoleKeyInfo>
while cki.Key <> ConsoleKey.Escape do
cki <- Console.ReadKey()
printf " --- You pressed "
if int (cki.Modifiers &&& ConsoleModifiers.Alt) <> 0 then printf "ALT+"
if int (cki.Modifiers &&& ConsoleModifiers.Shift) <> 0 then printf "SHIFT+"
if int (cki.Modifiers &&& ConsoleModifiers.Control) <> 0 then printf "CTL+"
printfn $"{cki.Key}"
// This example displays output similar to the following:
// Press any combination of CTL, ALT, and SHIFT, and a console key.
// Press the Escape (Esc) key to quit:
//
// a --- You pressed A
// k --- You pressed ALT+K
// ► --- You pressed CTL+P
// --- You pressed RightArrow
// R --- You pressed SHIFT+R
// --- You pressed CTL+I
// j --- You pressed ALT+J
// O --- You pressed SHIFT+O
// § --- You pressed CTL+U
Class Example
Public Shared Sub Main()
Dim cki As ConsoleKeyInfo
' Prevent example from ending if CTL+C is pressed.
Console.TreatControlCAsInput = True
Console.WriteLine("Press any combination of CTL, ALT, and SHIFT, and a console key.")
Console.WriteLine("Press the Escape (Esc) key to quit: " + vbCrLf)
Do
cki = Console.ReadKey()
Console.Write(" --- You pressed ")
If (cki.Modifiers And ConsoleModifiers.Alt) <> 0 Then Console.Write("ALT+")
If (cki.Modifiers And ConsoleModifiers.Shift) <> 0 Then Console.Write("SHIFT+")
If (cki.Modifiers And ConsoleModifiers.Control) <> 0 Then Console.Write("CTL+")
Console.WriteLine(cki.Key.ToString)
Loop While cki.Key <> ConsoleKey.Escape
End Sub
End Class
' This example displays output similar to the following:
' Press any combination of CTL, ALT, and SHIFT, and a console key.
' Press the Escape (Esc) key to quit:
'
' a --- You pressed A
' k --- You pressed ALT+K
' ► --- You pressed CTL+P
' --- You pressed RightArrow
' R --- You pressed SHIFT+R
' --- You pressed CTL+I
' j --- You pressed ALT+J
' O --- You pressed SHIFT+O
' § --- You pressed CTL+U
No distinction is made between the left or right SHIFT, ALT, and CTRL keys.
The ConsoleModifiers enumeration is used in conjunction with the ConsoleKeyInfo type.
Produto | Versões |
---|---|
.NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9 |
.NET Framework | 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
.NET Standard | 1.3, 1.4, 1.6, 2.0, 2.1 |
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