ImageList.ImageCollection.Add Méthode

public:
 void Add(System::Drawing::Icon ^ value);

public void Add (System.Drawing.Icon value);

member this.Add : System.Drawing.Icon -> unit

Public Sub Add (value As Icon)

Paramètres

Exceptions

Exemples

L’exemple de code suivant illustre la construction d’une , l’ajout d’images ImageListà la Images propriété, la définition de la ImageSize propriété et l’utilisation de la Draw méthode. Pour exécuter cet exemple, placez-le dans un formulaire qui contient un bouton nommé Button1. L’exemple suppose l’existence de FeatherTexture.bmp et gone Fishing.bmp à c:\Windows\. Modifiez l’exemple en conséquence si les bitmaps n’existent pas sur votre système ou existent à un autre emplacement.

internal:
   System::Windows::Forms::ImageList^ ImageList1;

private:

   // Create an ImageList Object, populate it, and display
   // the images it contains.
   void Button1_Click( System::Object^ /*sender*/, System::EventArgs^ /*e*/ )
   {
      
      // Construct the ImageList.
      ImageList1 = gcnew ImageList;
      
      // Set the ImageSize property to a larger size 
      // (the default is 16 x 16).
      ImageList1->ImageSize = System::Drawing::Size( 112, 112 );
      
      // Add two images to the list.
      ImageList1->Images->Add( Image::FromFile( "c:\\windows\\FeatherTexture.bmp" ) );
      ImageList1->Images->Add( Image::FromFile( "C:\\windows\\Gone Fishing.bmp" ) );
      
      // Get a Graphics object from the form's handle.
      Graphics^ theGraphics = Graphics::FromHwnd( this->Handle );
      
      // Loop through the images in the list, drawing each image.
      for ( int count = 0; count < ImageList1->Images->Count; count++ )
      {
         ImageList1->Draw( theGraphics, Point(85,85), count );
         
         // Call Application.DoEvents to force a repaint of the form.
         Application::DoEvents();
         
         // Call the Sleep method to allow the user to see the image.
         System::Threading::Thread::Sleep( 1000 );

      }
   }

internal System.Windows.Forms.ImageList ImageList1;

// Create an ImageList Object, populate it, and display
// the images it contains.
private void Button1_Click(System.Object sender, 
    System.EventArgs e)
{

    // Construct the ImageList.
    ImageList1 = new ImageList();

    // Set the ImageSize property to a larger size 
    // (the default is 16 x 16).
    ImageList1.ImageSize = new Size(112, 112);

    // Add two images to the list.
    ImageList1.Images.Add(
        Image.FromFile("c:\\windows\\FeatherTexture.bmp"));
    ImageList1.Images.Add(
        Image.FromFile("C:\\windows\\Gone Fishing.bmp"));

    // Get a Graphics object from the form's handle.
    Graphics theGraphics = Graphics.FromHwnd(this.Handle);

    // Loop through the images in the list, drawing each image.
    for(int count = 0; count < ImageList1.Images.Count; count++)
    {
        ImageList1.Draw(theGraphics, new Point(85, 85), count);

        // Call Application.DoEvents to force a repaint of the form.
        Application.DoEvents();

        // Call the Sleep method to allow the user to see the image.
        System.Threading.Thread.Sleep(1000);
    }
}

Friend WithEvents ImageList1 As System.Windows.Forms.ImageList

' Create an ImageList Object, populate it, and display
' the images it contains.
Private Sub Button1_Click(ByVal sender As System.Object, _
    ByVal e As System.EventArgs) Handles Button1.Click

    ' Construct the ImageList.
    ImageList1 = New ImageList

    ' Set the ImageSize property to a larger size 
    ' (the default is 16 x 16).
    ImageList1.ImageSize = New Size(112, 112)

    ' Add two images to the list.
    ImageList1.Images.Add(Image.FromFile _
        ("c:\windows\FeatherTexture.bmp"))
    ImageList1.Images.Add _
        (Image.FromFile("C:\windows\Gone Fishing.bmp"))

    Dim count As System.Int32

    ' Get a Graphics object from the form's handle.
    Dim theGraphics As Graphics = Graphics.FromHwnd(Me.Handle)

    ' Loop through the images in the list, drawing each image.
    For count = 0 To ImageList1.Images.Count - 1
        ImageList1.Draw(theGraphics, New Point(85, 85), count)

        ' Call Application.DoEvents to force a repaint of the form.
        Application.DoEvents()

        ' Call the Sleep method to allow the user to see the image.
        System.Threading.Thread.Sleep(1000)
    Next
End Sub

Remarques

La Icon valeur est convertie en une Bitmap valeur avant d’être ajoutée à la liste.

public:
 void Add(System::Drawing::Image ^ value);

public void Add (System.Drawing.Image value);

member this.Add : System.Drawing.Image -> unit

Public Sub Add (value As Image)

Paramètres

Exceptions

public:
 int Add(System::Drawing::Image ^ value, System::Drawing::Color transparentColor);

public int Add (System.Drawing.Image value, System.Drawing.Color transparentColor);

member this.Add : System.Drawing.Image * System.Drawing.Color -> int

Public Function Add (value As Image, transparentColor As Color) As Integer

Paramètres

Retours

Int32

Index de la nouvelle image ajoutée ou -1 si l'image n'a pas pu être ajoutée.

Exceptions

public:
 void Add(System::String ^ key, System::Drawing::Icon ^ icon);

public void Add (string key, System.Drawing.Icon icon);

member this.Add : string * System.Drawing.Icon -> unit

Public Sub Add (key As String, icon As Icon)

Paramètres

Exceptions

Remarques

Le nom d’une image correspond à sa clé dans le ImageList.ImageCollection. Une clé d’image ne respecte pas la casse.

public:
 void Add(System::String ^ key, System::Drawing::Image ^ image);

public void Add (string key, System.Drawing.Image image);

member this.Add : string * System.Drawing.Image -> unit

Public Sub Add (key As String, image As Image)

Paramètres

Exceptions

Remarques

Le nom d’une image correspond à sa clé dans le ImageList.ImageCollection. Une clé d’image ne respecte pas la casse.