ToolboxBitmapAttribute 构造函数

定义

命名空间:

System.Drawing

程序集:

System.Drawing.Common.dll

包:

System.Drawing.Common v8.0.0

初始化新的 ToolboxBitmapAttribute 对象。

重载

ToolboxBitmapAttribute(String)	使用来自指定文件的图像初始化新的 ToolboxBitmapAttribute 对象。
ToolboxBitmapAttribute(Type)	基于作为资源嵌入到指定程序集的一个 16 × 16 位图初始化新的 ToolboxBitmapAttribute 对象。
ToolboxBitmapAttribute(Type, String)	基于作为资源嵌入到指定程序集的 16 × 16 位图，初始化新的 ToolboxBitmapAttribute 对象。

ToolboxBitmapAttribute(String)

Source:

ToolboxBitmapAttribute.cs

使用来自指定文件的图像初始化新的 ToolboxBitmapAttribute 对象。

public:
 ToolboxBitmapAttribute(System::String ^ imageFile);

public ToolboxBitmapAttribute (string imageFile);

new System.Drawing.ToolboxBitmapAttribute : string -> System.Drawing.ToolboxBitmapAttribute

Public Sub New (imageFile As String)

参数

imageFile

String

包含一个 16 × 16 位图的文件的名称。

示例

下面的代码示例演示如何使用 ToolboxBitmapAttribute 构造函数将 设置为 stop.bmp 的 StopSignControl工具箱图标。 此示例假定存在名为 c：\的 16 x 16 像素位图 stop.bmp 。

[ToolboxBitmap("c:\\stop.bmp")]
public ref class StopSignControl:
    public System::Windows::Forms::UserControl
{
private:
    Label^ label1;
private:
    Button^ button1;

public:
    StopSignControl() : UserControl()
    {
        this->label1 = gcnew System::Windows::Forms::Label();
        this->button1 = gcnew System::Windows::Forms::Button();

        this->label1->Font = gcnew System::Drawing::Font(
            "Microsoft Sans Serif", 12.0F,
            System::Drawing::FontStyle::Regular,
            System::Drawing::GraphicsUnit::Point, ((Byte) 0));

        this->label1->ForeColor = System::Drawing::Color::Red;
        this->label1->Location = System::Drawing::Point(24, 56);
        this->label1->Name = "Label1";
        this->label1->TabIndex = 0;
        this->label1->Text = "Stop!";
        this->label1->TextAlign =
            System::Drawing::ContentAlignment::MiddleCenter;

        this->button1->Enabled = false;
        this->button1->Location = System::Drawing::Point(56, 88);
        this->button1->Name = "Button1";
        this->button1->Size = System::Drawing::Size(40, 32);
        this->button1->TabIndex = 1;
        this->button1->Text = "stop";

        this->Controls->Add(this->button1);
        this->Controls->Add(this->label1);
        this->Name = "StopSignControl";

        this->MouseEnter +=
            gcnew EventHandler(this, 
                &StopSignControl::StopSignControl_MouseEnter);
        this->MouseLeave +=
            gcnew EventHandler(this, 
                &StopSignControl::StopSignControl_MouseLeave);

    }

private:
    void StopSignControl_MouseEnter(Object^ sender,
        EventArgs^ e)
    {

        label1->Text = label1->Text->ToUpper();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            14.0F, FontStyle::Bold);
        button1->Enabled = true;
    }

private:
    void StopSignControl_MouseLeave(Object^ sender,
        EventArgs^ e)
    {

        label1->Text = label1->Text->ToLower();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            12.0F, FontStyle::Regular);
        button1->Enabled = false;
    }

};

[System.Drawing.ToolboxBitmap("c:\\stop.bmp")]
public class StopSignControl:
    System.Windows.Forms.UserControl

{
    internal System.Windows.Forms.Label Label1;
    internal System.Windows.Forms.Button Button1;

    public StopSignControl() : base()
    {        
        this.Label1 = new System.Windows.Forms.Label();
        this.Button1 = new System.Windows.Forms.Button();

        this.Label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 12.0F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte) 0));

        this.Label1.ForeColor = System.Drawing.Color.Red;
        this.Label1.Location = new System.Drawing.Point(24, 56);
        this.Label1.Name = "Label1";
        this.Label1.TabIndex = 0;
        this.Label1.Text = "Stop!";
        this.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;

        this.Button1.Enabled = false;
        this.Button1.Location = new System.Drawing.Point(56, 88);
        this.Button1.Name = "Button1";
        this.Button1.Size = new System.Drawing.Size(40, 32);
        this.Button1.TabIndex = 1;
        this.Button1.Text = "stop";

        this.Controls.Add(this.Button1);
        this.Controls.Add(this.Label1);
        this.Name = "StopSignControl";
    }

    private void StopSignControl_MouseEnter(object sender, System.EventArgs e)
    {

        Label1.Text.ToUpper();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily, 14.0F, 
        System.Drawing.FontStyle.Bold);
        Button1.Enabled = true;
    }

    private void StopSignControl_MouseLeave(object sender, System.EventArgs e)
    {

        Label1.Text.ToLower();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily, 12.0F, 
        System.Drawing.FontStyle.Regular);
        Button1.Enabled = false;
    }
}

<System.Drawing.ToolboxBitmap("c:\stop.bmp")> _
Public Class StopSignControl
    Inherits System.Windows.Forms.UserControl

    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button

    Public Sub New()
        MyBase.New()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button

        Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", _
            12.0F, System.Drawing.FontStyle.Regular, _
            System.Drawing.GraphicsUnit.Point, CType(0, Byte))

        Me.Label1.ForeColor = System.Drawing.Color.Red
        Me.Label1.Location = New System.Drawing.Point(24, 56)
        Me.Label1.Name = "Label1"
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "Stop!"
        Me.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter

        Me.Button1.Enabled = False
        Me.Button1.Location = New System.Drawing.Point(56, 88)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(40, 32)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "stop"

        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.Label1)
        Me.Name = "StopSignControl"

    End Sub

    Private Sub StopSignControl_MouseEnter(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseEnter

        Label1.Text.ToUpper()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, _
            14.0F, System.Drawing.FontStyle.Bold)
        Button1.Enabled = True
    End Sub

    Private Sub StopSignControl_MouseLeave(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseLeave

        Label1.Text.ToLower()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, 12.0F, _
             System.Drawing.FontStyle.Regular)
        Button1.Enabled = False
    End Sub

End Class

ToolboxBitmapAttribute(Type)

Source:

ToolboxBitmapAttribute.cs

基于作为资源嵌入到指定程序集的一个 16 × 16 位图初始化新的 ToolboxBitmapAttribute 对象。

public:
 ToolboxBitmapAttribute(Type ^ t);

public ToolboxBitmapAttribute (Type t);

new System.Drawing.ToolboxBitmapAttribute : Type -> System.Drawing.ToolboxBitmapAttribute

Public Sub New (t As Type)

参数

t

Type

一个 Type，将在它的定义程序集中搜索位图资源。

示例

下面的代码示例演示如何使用 ToolboxBitmapAttribute 构造函数将按钮控件的图标设置为名为 StopSignControl3的UserControl工具箱图标。

[ToolboxBitmap(Button::typeid)]
public ref class StopSignControl3:
    public System::Windows::Forms::UserControl
{
private:
    Label^ label1;
private:
    Button^ button1;

public:
    StopSignControl3() : UserControl()
    {
        this->label1 = gcnew System::Windows::Forms::Label();
        this->button1 = gcnew System::Windows::Forms::Button();

        this->label1->Font = gcnew System::Drawing::Font(
            "Microsoft Sans Serif", 12.0F,
            System::Drawing::FontStyle::Regular,
            System::Drawing::GraphicsUnit::Point,
            ((Byte) 0));
        this->label1->ForeColor = System::Drawing::Color::Red;
        this->label1->Location = System::Drawing::Point(24, 56);
        this->label1->Name = "Label1";
        this->label1->TabIndex = 0;
        this->label1->Text = "Stop!";
        this->label1->TextAlign =
            System::Drawing::ContentAlignment::MiddleCenter;

        this->button1->Enabled = false;
        this->button1->Location = System::Drawing::Point(56, 88);
        this->button1->Name = "Button1";
        this->button1->Size = System::Drawing::Size(40, 32);
        this->button1->TabIndex = 1;
        this->button1->Text = "stop";
        this->Controls->Add(this->button1);
        this->Controls->Add(this->label1);
        this->Name = "StopSignControl";

        this->MouseEnter += gcnew EventHandler(this, 
            &StopSignControl3::StopSignControl_MouseEnter);
        this->MouseLeave += gcnew EventHandler(this, 
            &StopSignControl3::StopSignControl_MouseLeave);
    }

private:
    void StopSignControl_MouseEnter(Object^ sender, EventArgs^ e)
    {
        label1->Text = label1->Text->ToUpper();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            14.0F, FontStyle::Bold);
        button1->Enabled = true;
    }

private:
    void StopSignControl_MouseLeave(Object^ sender, EventArgs^ e)
    {
        label1->Text = label1->Text->ToLower();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            12.0F, FontStyle::Regular);
        button1->Enabled = false;
    }
};

[System.Drawing.ToolboxBitmap(typeof(System.Windows.Forms.Button))]
public class StopSignControl3:
    System.Windows.Forms.UserControl

{
    internal System.Windows.Forms.Label Label1;
    internal System.Windows.Forms.Button Button1;

    public StopSignControl3() : base()
    {        
        this.Label1 = new System.Windows.Forms.Label();
        this.Button1 = new System.Windows.Forms.Button();

        this.Label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 
            12.0F, System.Drawing.FontStyle.Regular, 
            System.Drawing.GraphicsUnit.Point, ((byte) 0));
        this.Label1.ForeColor = System.Drawing.Color.Red;
        this.Label1.Location = new System.Drawing.Point(24, 56);
        this.Label1.Name = "Label1";
        this.Label1.TabIndex = 0;
        this.Label1.Text = "Stop!";
        this.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;

        this.Button1.Enabled = false;
        this.Button1.Location = new System.Drawing.Point(56, 88);
        this.Button1.Name = "Button1";
        this.Button1.Size = new System.Drawing.Size(40, 32);
        this.Button1.TabIndex = 1;
        this.Button1.Text = "stop";
        this.Controls.Add(this.Button1);
        this.Controls.Add(this.Label1);
        this.Name = "StopSignControl";
    }

    private void StopSignControl_MouseEnter(object sender, System.EventArgs e)
    {
        Label1.Text.ToUpper();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily,
        14.0F, System.Drawing.FontStyle.Bold);
        Button1.Enabled = true;
    }

    private void StopSignControl_MouseLeave(object sender, System.EventArgs e)
    {
        Label1.Text.ToLower();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily, 
        12.0F, System.Drawing.FontStyle.Regular);
        Button1.Enabled = false;
    }
}

<System.Drawing.ToolboxBitmap(GetType(System.Windows.Forms.Button))> _
Public Class StopSignControl3
    Inherits System.Windows.Forms.UserControl

    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button

    Public Sub New()
        MyBase.New()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button

        Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", _
            12.0F, System.Drawing.FontStyle.Regular, _
            System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.Label1.ForeColor = System.Drawing.Color.Red
        Me.Label1.Location = New System.Drawing.Point(24, 56)
        Me.Label1.Name = "Label1"
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "Stop!"
        Me.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter

        Me.Button1.Enabled = False
        Me.Button1.Location = New System.Drawing.Point(56, 88)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(40, 32)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "stop"
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.Label1)
        Me.Name = "StopSignControl"

    End Sub

    Private Sub StopSignControl_MouseEnter(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseEnter
        Label1.Text.ToUpper()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, 14.0F, _
            System.Drawing.FontStyle.Bold)
        Button1.Enabled = True
    End Sub

    Private Sub StopSignControl_MouseLeave(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseLeave
        Label1.Text.ToLower()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, 12.0F, _
             System.Drawing.FontStyle.Regular)
        Button1.Enabled = False
    End Sub

End Class

注解

此构造函数在定义 参数指定的 t 类型的程序集中搜索嵌入的资源。 构造函数搜索名为 namespace.classname.bmp 的资源，其中 namespace 是包含 由 t 参数指定的类定义的命名空间。 例如，如果 ControlA 位于 AssemblyA.dll 的 NamespaceA 中，则构造函数 AssemblyA.dll 搜索名为 NamespaceA.ControlA.bmp 的资源。

ToolboxBitmapAttribute(Type, String)

Source:

ToolboxBitmapAttribute.cs

基于作为资源嵌入到指定程序集的 16 × 16 位图，初始化新的 ToolboxBitmapAttribute 对象。

public:
 ToolboxBitmapAttribute(Type ^ t, System::String ^ name);

public ToolboxBitmapAttribute (Type t, string name);

new System.Drawing.ToolboxBitmapAttribute : Type * string -> System.Drawing.ToolboxBitmapAttribute

Public Sub New (t As Type, name As String)

参数

t

Type

一个 Type，将在它的定义程序集中搜索位图资源。

name

String

嵌入的位图资源的名称。

示例

下面的代码示例演示如何使用 ToolboxBitmapAttribute 构造函数将 设置为 StopSignControl2.bmp 的 StopSignControl2工具箱图标。 此示例假定存在一个名为 的 16 x 16 像素位图 StopSignControl2.bmp ，其 BuildAction 属性设置为 EmbeddedResource。

[ToolboxBitmap(StopSignControl2::typeid, "StopSignControl2.bmp")]
public ref class StopSignControl2:
    public System::Windows::Forms::UserControl
{
private:
    Label^ label1;
private:
    Button^ button1;

public:
    StopSignControl2() : UserControl()
    {
        this->label1 = gcnew System::Windows::Forms::Label();
        this->button1 = gcnew System::Windows::Forms::Button();

        this->label1->Font = gcnew System::Drawing::Font(
            "Microsoft Sans Serif", 12.0F,
            System::Drawing::FontStyle::Regular,
            System::Drawing::GraphicsUnit::Point, ((Byte) 0));
        this->label1->ForeColor = System::Drawing::Color::Red;
        this->label1->Location = System::Drawing::Point(24, 56);
        this->label1->Name = "Label1";
        this->label1->TabIndex = 0;
        this->label1->Text = "Stop!";
        this->label1->TextAlign =
            System::Drawing::ContentAlignment::MiddleCenter;
        this->button1->Enabled = false;
        this->button1->Location = System::Drawing::Point(56, 88);
        this->button1->Name = "Button1";
        this->button1->Size = System::Drawing::Size(40, 32);
        this->button1->TabIndex = 1;
        this->button1->Text = "stop";
        this->Controls->Add(this->button1);
        this->Controls->Add(this->label1);
        this->Name = "StopSignControl";

        this->MouseEnter += gcnew EventHandler(this, 
            &StopSignControl2::StopSignControl_MouseEnter);
        this->MouseLeave += gcnew EventHandler(this, 
            &StopSignControl2::StopSignControl_MouseLeave);

    }

private:
    void StopSignControl_MouseEnter(Object^ sender, EventArgs^ e)
    {
        label1->Text = label1->Text->ToUpper();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            14.0F, FontStyle::Bold);
        button1->Enabled = true;
    }

private:
    void StopSignControl_MouseLeave(Object^ sender, EventArgs^ e)
    {

        label1->Text = label1->Text->ToLower();
        label1->Font = gcnew System::Drawing::Font(label1->Font->FontFamily,
            12.0F, FontStyle::Regular);
        button1->Enabled = false;
    }

};

[System.Drawing.ToolboxBitmap(typeof(StopSignControl2), "StopSignControl2.bmp")]
public class StopSignControl2:
    System.Windows.Forms.UserControl

{
    internal System.Windows.Forms.Label Label1;
    internal System.Windows.Forms.Button Button1;

    public StopSignControl2() : base()
    {        
        this.Label1 = new System.Windows.Forms.Label();
        this.Button1 = new System.Windows.Forms.Button();

        this.Label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 
            12.0F, System.Drawing.FontStyle.Regular, 
            System.Drawing.GraphicsUnit.Point, ((byte) 0));
        this.Label1.ForeColor = System.Drawing.Color.Red;
        this.Label1.Location = new System.Drawing.Point(24, 56);
        this.Label1.Name = "Label1";
        this.Label1.TabIndex = 0;
        this.Label1.Text = "Stop!";
        this.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
        this.Button1.Enabled = false;
        this.Button1.Location = new System.Drawing.Point(56, 88);
        this.Button1.Name = "Button1";
        this.Button1.Size = new System.Drawing.Size(40, 32);
        this.Button1.TabIndex = 1;
        this.Button1.Text = "stop";
        this.Controls.Add(this.Button1);
        this.Controls.Add(this.Label1);
        this.Name = "StopSignControl";
    }

    private void StopSignControl_MouseEnter(object sender, System.EventArgs e)
    {
        Label1.Text.ToUpper();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily, 14.0F, 
            System.Drawing.FontStyle.Bold);
        Button1.Enabled = true;
    }

    private void StopSignControl_MouseLeave(object sender, System.EventArgs e)
    {

        Label1.Text.ToLower();
        Label1.Font = new System.Drawing.Font(Label1.Font.FontFamily, 12.0F, 
        System.Drawing.FontStyle.Regular);
        Button1.Enabled = false;
    }
}

<System.Drawing.ToolboxBitmap(GetType(StopSignControl2), "StopSignControl2.bmp")> _
Public Class StopSignControl2
    Inherits System.Windows.Forms.UserControl

    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button

    Public Sub New()
        MyBase.New()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button

        Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", _
            12.0F, System.Drawing.FontStyle.Regular, _
            System.Drawing.GraphicsUnit.Point, CType(0, Byte))
        Me.Label1.ForeColor = System.Drawing.Color.Red
        Me.Label1.Location = New System.Drawing.Point(24, 56)
        Me.Label1.Name = "Label1"
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "Stop!"
        Me.Label1.TextAlign = _
            System.Drawing.ContentAlignment.MiddleCenter
        Me.Button1.Enabled = False
        Me.Button1.Location = New System.Drawing.Point(56, 88)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(40, 32)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "stop"
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.Label1)
        Me.Name = "StopSignControl"

    End Sub

    Private Sub StopSignControl_MouseEnter(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseEnter
        Label1.Text.ToUpper()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, 14.0F, _
             System.Drawing.FontStyle.Bold)
        Button1.Enabled = True
    End Sub

    Private Sub StopSignControl_MouseLeave(ByVal sender As Object, _
        ByVal e As System.EventArgs) Handles MyBase.MouseLeave

        Label1.Text.ToLower()
        Label1.Font = New System.Drawing.Font(Label1.Font.FontFamily, 12.0F, _
             System.Drawing.FontStyle.Regular)
        Button1.Enabled = False
    End Sub

End Class

注解

此构造函数在定义 参数指定的 t 类型的程序集中搜索嵌入的资源。 此构造函数搜索名为 namespace.name 的资源，其中 namespace 是包含由 t 参数指定的类的定义的命名空间。 例如，假设 ControlA 是 AssemblyA.dll NamespaceA 中的一个类，并且你向 参数传递了“MyBitmap.bmp”。name 然后，构造函数 AssemblyA.dll 搜索名为 NamespaceA.MyBitmap.bmp 的资源。