ToolStripDropDownButton Konstruktory

Reference

Definice

Obor názvů:: System.Windows.Forms

Sestavení:: System.Windows.Forms.dll

Důležité

Některé informace platí pro předběžně vydaný produkt, který se může zásadně změnit, než ho výrobce nebo autor vydá. Microsoft neposkytuje žádné záruky, výslovné ani předpokládané, týkající se zde uváděných informací.

Inicializuje novou instanci ToolStripDropDownButton třídy .

Přetížení

ToolStripDropDownButton()	Inicializuje novou instanci ToolStripDropDownButton třídy .
ToolStripDropDownButton(Image)	Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadanou image.
ToolStripDropDownButton(String)	Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text.
ToolStripDropDownButton(String, Image)	Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text a obrázek.
ToolStripDropDownButton(String, Image, EventHandler)	Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text a obrázek a vyvolá `Click` událost.
ToolStripDropDownButton(String, Image, ToolStripItem[])	Inicializuje novou instanci ToolStripDropDownButton třídy .
ToolStripDropDownButton(String, Image, EventHandler, String)	Inicializuje novou instanci ToolStripDropDownButton třídy, která má zadaný název, zobrazí zadaný text a obrázek a vyvolá `Click` událost.

ToolStripDropDownButton()

Inicializuje novou instanci ToolStripDropDownButton třídy .

public:
 ToolStripDropDownButton();

public ToolStripDropDownButton ();

Public Sub New ()

Příklady

Následující příklad kódu vytvoří a inicializuje ovládací prvek ToolStripDropDownButton .

// Declare the drop-down button and the items it will contain.
ToolStripDropDownButton^ dropDownButton1;
ToolStripDropDown^ dropDown;
ToolStripButton^ buttonRed;
ToolStripButton^ buttonBlue;
ToolStripButton^ buttonYellow;

void InitializeDropDownButton()
{
    dropDownButton1 = gcnew ToolStripDropDownButton;
    dropDown = gcnew ToolStripDropDown;
    dropDownButton1->Text = "A";

    // Set the drop-down on the DropDownButton.
    dropDownButton1->DropDown = dropDown;

    // Declare three buttons, set their forecolor and text, 
    // and add the buttons to the drop-down.
    buttonRed = gcnew ToolStripButton;
    buttonRed->ForeColor = Color::Red;
    buttonRed->Text = "A";
    buttonBlue = gcnew ToolStripButton;
    buttonBlue->ForeColor = Color::Blue;
    buttonBlue->Text = "A";
    buttonYellow = gcnew ToolStripButton;
    buttonYellow->ForeColor = Color::Yellow;
    buttonYellow->Text = "A";
    buttonBlue->Click += gcnew EventHandler(this, 
        &Form1::colorButtonsClick);
    buttonRed->Click += gcnew EventHandler(this, 
        &Form1::colorButtonsClick);
    buttonYellow->Click += gcnew EventHandler(this, 
        &Form1::colorButtonsClick);
    array<ToolStripItem^>^ ToolStrips = 
        {buttonRed,buttonBlue,buttonYellow};
    dropDown->Items->AddRange(ToolStrips);
    toolStrip1->Items->Add(dropDownButton1);
}


// Handle the buttons' click event by setting the forecolor 
// of the form to the forecolor of the button that is clicked.
void colorButtonsClick(Object^ sender, EventArgs^ e)
{
    ToolStripButton^ senderButton = (ToolStripButton^) sender;
    this->ForeColor = senderButton->ForeColor;
}


//  internal:

// 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.
private void colorButtonsClick(object sender, EventArgs e)
{
    ToolStripButton senderButton = (ToolStripButton)sender;
    this.ForeColor = senderButton.ForeColor;
}

' 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

Platí pro

ToolStripDropDownButton(Image)

Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadanou image.

public:
 ToolStripDropDownButton(System::Drawing::Image ^ image);

public ToolStripDropDownButton (System.Drawing.Image image);

public ToolStripDropDownButton (System.Drawing.Image? image);

new System.Windows.Forms.ToolStripDropDownButton : System.Drawing.Image -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (image As Image)

Parametry

image: Image

Zobrazí Image se na objektu ToolStripDropDownButton.

Platí pro

ToolStripDropDownButton(String)

Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text.

public:
 ToolStripDropDownButton(System::String ^ text);

public ToolStripDropDownButton (string text);

public ToolStripDropDownButton (string? text);

new System.Windows.Forms.ToolStripDropDownButton : string -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (text As String)

Parametry

text: String

Text, který se má zobrazit na ToolStripDropDownButton.

Platí pro

ToolStripDropDownButton(String, Image)

Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text a obrázek.

public:
 ToolStripDropDownButton(System::String ^ text, System::Drawing::Image ^ image);

public ToolStripDropDownButton (string text, System.Drawing.Image image);

public ToolStripDropDownButton (string? text, System.Drawing.Image? image);

new System.Windows.Forms.ToolStripDropDownButton : string * System.Drawing.Image -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (text As String, image As Image)

Parametry

text: String

Text, který se má zobrazit na ToolStripDropDownButton.

image: Image

Zobrazí Image se na objektu ToolStripDropDownButton.

Platí pro

ToolStripDropDownButton(String, Image, EventHandler)

Inicializuje novou instanci ToolStripDropDownButton třídy, která zobrazí zadaný text a obrázek a vyvolá Click událost.

public:
 ToolStripDropDownButton(System::String ^ text, System::Drawing::Image ^ image, EventHandler ^ onClick);

public ToolStripDropDownButton (string text, System.Drawing.Image image, EventHandler onClick);

public ToolStripDropDownButton (string? text, System.Drawing.Image? image, EventHandler? onClick);

new System.Windows.Forms.ToolStripDropDownButton : string * System.Drawing.Image * EventHandler -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (text As String, image As Image, onClick As EventHandler)

Parametry

text: String

Text, který se má zobrazit na ToolStripDropDownButton.

image: Image

Zobrazí Image se na objektu ToolStripDropDownButton.

onClick: EventHandler

Obslužná rutina Click události pro událost.

Platí pro

ToolStripDropDownButton(String, Image, ToolStripItem[])

Inicializuje novou instanci ToolStripDropDownButton třídy .

public:
 ToolStripDropDownButton(System::String ^ text, System::Drawing::Image ^ image, ... cli::array <System::Windows::Forms::ToolStripItem ^> ^ dropDownItems);

public ToolStripDropDownButton (string text, System.Drawing.Image image, params System.Windows.Forms.ToolStripItem[] dropDownItems);

public ToolStripDropDownButton (string? text, System.Drawing.Image? image, params System.Windows.Forms.ToolStripItem[]? dropDownItems);

new System.Windows.Forms.ToolStripDropDownButton : string * System.Drawing.Image * System.Windows.Forms.ToolStripItem[] -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (text As String, image As Image, ParamArray dropDownItems As ToolStripItem())

Parametry

text: String

Text, který se má zobrazit na ToolStripDropDownButton.

image: Image

Zobrazí Image se na objektu ToolStripDropDownButton.

dropDownItems: ToolStripItem[]

Pole typu ToolStripItem obsahující položky objektu ToolStripDropDownButton.

Platí pro

ToolStripDropDownButton(String, Image, EventHandler, String)

Inicializuje novou instanci ToolStripDropDownButton třídy, která má zadaný název, zobrazí zadaný text a obrázek a vyvolá Click událost.

public:
 ToolStripDropDownButton(System::String ^ text, System::Drawing::Image ^ image, EventHandler ^ onClick, System::String ^ name);

public ToolStripDropDownButton (string text, System.Drawing.Image image, EventHandler onClick, string name);

public ToolStripDropDownButton (string? text, System.Drawing.Image? image, EventHandler? onClick, string? name);

new System.Windows.Forms.ToolStripDropDownButton : string * System.Drawing.Image * EventHandler * string -> System.Windows.Forms.ToolStripDropDownButton

Public Sub New (text As String, image As Image, onClick As EventHandler, name As String)

Parametry

text: String

Text, který se má zobrazit na ToolStripDropDownButton.

image: Image

Zobrazí Image se na objektu ToolStripDropDownButton.

onClick: EventHandler

Obslužná rutina Click události pro událost.

name: String

Název procesu ToolStripDropDownButton.

Platí pro

Sdílet prostřednictvím

ToolStripDropDownButton Konstruktory

Definice

Přetížení

ToolStripDropDownButton()

Příklady

Platí pro

ToolStripDropDownButton(Image)

Parametry

Platí pro

ToolStripDropDownButton(String)

Parametry

Platí pro

ToolStripDropDownButton(String, Image)

Parametry

Platí pro

ToolStripDropDownButton(String, Image, EventHandler)

Parametry

Platí pro

ToolStripDropDownButton(String, Image, ToolStripItem[])

Parametry

Platí pro

ToolStripDropDownButton(String, Image, EventHandler, String)

Parametry

Platí pro

Další materiály