Bitmap.FromHicon Method

Creates a Bitmap from a Windows handle to an icon.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

public static Bitmap FromHicon(
	IntPtr hicon
)

Parameters

hicon
Type: System.IntPtr

A handle to an icon.

Return Value

Type: System.Drawing.Bitmap
The Bitmap that this method creates.

The following code example is designed for use with Windows Forms, and it requires PaintEventArgs e, which is a parameter of the Paint event handler. The code performs the following actions:

  • Gets the handle to an existing icon image.

  • Creates a Bitmap from the handle.

  • Draws the Bitmap to the screen.

[System.Runtime.InteropServices.DllImportAttribute("user32.dll", CharSet = CharSet.Unicode)]
private static extern IntPtr LoadImage(int Hinstance,
    string name, int type, int width, int height, int load);

private void Hicon_Example(PaintEventArgs e)
{

    // Get a handle to an icon.
    IntPtr Hicon = LoadImage(0, "smile.ico", 1, 0, 0, 16);

    // Create a Bitmap object from the icon handle.
    Bitmap iconBitmap = Bitmap.FromHicon(Hicon);

    // Draw the Bitmap object to the screen.
    e.Graphics.DrawImage(iconBitmap, 0, 0);
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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