Assembly : System.Windows.Forms (dans system.windows.forms.dll)
Syntaxe<ComVisibleAttribute(True)> _ <ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch)> _ Public Class ToolStripDropDown Inherits ToolStrip
Dim instance As ToolStripDropDown
[ComVisibleAttribute(true)] [ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch)] public class ToolStripDropDown : ToolStrip
[ComVisibleAttribute(true)] [ClassInterfaceAttribute(ClassInterfaceType::AutoDispatch)] public ref class ToolStripDropDown : public ToolStrip
/** @attribute ComVisibleAttribute(true) */ /** @attribute ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch) */ public class ToolStripDropDown extends ToolStrip
ComVisibleAttribute(true) ClassInterfaceAttribute(ClassInterfaceType.AutoDispatch) public class ToolStripDropDown extends ToolStrip
NotesUtilisez le ToolStripDropDown pour afficher des listes déroulantes d'options, telles qu'un sélecteur de couleurs.
ExempleL'exemple de code suivant utilise les classes ToolStripDropDown et ToolStripDropDownButton pour créer un sélecteur de couleurs à trois boutons qui modifie la couleur de premier plan du formulaire.
' Declare the drop-down button and the items it will contain. Friend WithEvents dropDownButton1 As ToolStripDropDownButton Friend WithEvents dropDown As ToolStripDropDown Friend WithEvents buttonRed As ToolStripButton Friend WithEvents buttonBlue As ToolStripButton Friend WithEvents buttonYellow As ToolStripButton Private Sub InitializeDropDownButton() dropDownButton1 = New ToolStripDropDownButton() dropDown = New ToolStripDropDown() dropDownButton1.Text = "A" ' Set the drop-down on the ToolStripDropDownButton. dropDownButton1.DropDown = dropDown ' Set the drop-down direction. dropDownButton1.DropDownDirection = ToolStripDropDownDirection.Left ' Do not show a drop-down arrow. dropDownButton1.ShowDropDownArrow = False ' Declare three buttons, set their foreground color and text, ' and add the buttons to the drop-down. buttonRed = New ToolStripButton() buttonRed.ForeColor = Color.Red buttonRed.Text = "A" buttonBlue = New ToolStripButton() buttonBlue.ForeColor = Color.Blue buttonBlue.Text = "A" buttonYellow = New ToolStripButton() buttonYellow.ForeColor = Color.Yellow buttonYellow.Text = "A" dropDown.Items.AddRange(New ToolStripItem() {buttonRed, buttonBlue, buttonYellow}) toolStrip1.Items.Add(dropDownButton1) End Sub ' Handle the buttons' click event by setting the foreground color of the ' form to the foreground color of the button that is clicked. Public Sub colorButtonsClick(ByVal sender As [Object], ByVal e As EventArgs) _ Handles buttonRed.Click, buttonBlue.Click, buttonYellow.Click Dim senderButton As ToolStripButton = CType(sender, ToolStripButton) Me.ForeColor = senderButton.ForeColor End Sub
// Declare the drop-down button and the items it will contain. internal ToolStripDropDownButton dropDownButton1; internal ToolStripDropDown dropDown; internal ToolStripButton buttonRed; internal ToolStripButton buttonBlue; internal ToolStripButton buttonYellow; private void InitializeDropDownButton() { dropDownButton1 = new ToolStripDropDownButton(); dropDown = new ToolStripDropDown(); dropDownButton1.Text = "A"; // Set the drop-down on the ToolStripDropDownButton. dropDownButton1.DropDown = dropDown; // Set the drop-down direction. dropDownButton1.DropDownDirection = ToolStripDropDownDirection.Left; // Do not show a drop-down arrow. dropDownButton1.ShowDropDownArrow = false; // Declare three buttons, set their foreground color and text, // and add the buttons to the drop-down. buttonRed = new ToolStripButton(); buttonRed.ForeColor = Color.Red; buttonRed.Text = "A"; buttonBlue = new ToolStripButton(); buttonBlue.ForeColor = Color.Blue; buttonBlue.Text = "A"; buttonYellow = new ToolStripButton(); buttonYellow.ForeColor = Color.Yellow; buttonYellow.Text = "A"; buttonBlue.Click += new EventHandler(colorButtonsClick); buttonRed.Click += new EventHandler(colorButtonsClick); buttonYellow.Click += new EventHandler(colorButtonsClick); dropDown.Items.AddRange(new ToolStripItem[] { buttonRed, buttonBlue, buttonYellow }); toolStrip1.Items.Add(dropDownButton1); } // Handle the buttons' click event by setting the foreground color of the // form to the foreground color of the button that is clicked. public void colorButtonsClick(object sender, EventArgs e) { ToolStripButton senderButton = (ToolStripButton)sender; this.ForeColor = senderButton.ForeColor; }
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Plates-formesWindows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile pour Pocket PC, Windows Mobile pour Smartphone, Windows Server 2003, Windows XP Édition Media Center, Windows XP Professionnel Édition x64, Windows XP SP2, Windows XP Starter Edition
Le .NET Framework ne prend pas en charge toutes les versions de chaque plate-forme. Pour obtenir la liste des versions prises en charge, consultez Configuration requise.
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