ToolStripManager.Renderer Property

Reference

Definition

Namespace:: System.Windows.Forms

Assembly:: System.Windows.Forms.dll

Source:: ToolStripManager.cs

Source:: ToolStripManager.cs

Source:: ToolStripManager.cs

Important

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Gets or sets the default painting styles for the form.

public:
 static property System::Windows::Forms::ToolStripRenderer ^ Renderer { System::Windows::Forms::ToolStripRenderer ^ get(); void set(System::Windows::Forms::ToolStripRenderer ^ value); };

public static System.Windows.Forms.ToolStripRenderer Renderer { get; set; }

static member Renderer : System.Windows.Forms.ToolStripRenderer with get, set

Public Shared Property Renderer As ToolStripRenderer

Property Value

ToolStripRenderer

One of the ToolStripRenderer values.

Examples

The following code example demonstrates how to apply a custom professional renderer to an individual ToolStrip or to the application as a whole.

// This example demonstrates how to apply a 
// custom professional renderer to an individual
// ToolStrip or to the application as a whole.
class Form6 : Form
{
    ComboBox targetComboBox = new ComboBox();

    public Form6()
    {
        // Alter the renderer at the top level.

        // Create and populate a new ToolStrip control.
        ToolStrip ts = new ToolStrip();
        ts.Name = "ToolStrip";
        ts.Items.Add("Apples");
        ts.Items.Add("Oranges");
        ts.Items.Add("Pears");

        // Create a new menustrip with a new window.
        MenuStrip ms = new MenuStrip();
        ms.Name = "MenuStrip";
        ms.Dock = DockStyle.Top;

        // add top level items
        ToolStripMenuItem fileMenuItem = new ToolStripMenuItem("File");
        ms.Items.Add(fileMenuItem);
        ms.Items.Add("Edit");
        ms.Items.Add("View");
        ms.Items.Add("Window");

        // Add subitems to the "File" menu.
        fileMenuItem.DropDownItems.Add("Open");
        fileMenuItem.DropDownItems.Add("Save");
        fileMenuItem.DropDownItems.Add("Save As...");
        fileMenuItem.DropDownItems.Add("-");
        fileMenuItem.DropDownItems.Add("Exit");

        // Add a Button control to apply renderers.
        Button applyButton = new Button();
        applyButton.Text = "Apply Custom Renderer";
        applyButton.Click += new EventHandler(applyButton_Click);

        // Add the ComboBox control for choosing how
        // to apply the renderers.
        targetComboBox.Items.Add("All");
        targetComboBox.Items.Add("MenuStrip");
        targetComboBox.Items.Add("ToolStrip");
        targetComboBox.Items.Add("Reset");

        // Create and set up a TableLayoutPanel control.
        TableLayoutPanel tlp = new TableLayoutPanel();
        tlp.Dock = DockStyle.Fill;
        tlp.RowCount = 1;
        tlp.ColumnCount = 2;
        tlp.ColumnStyles.Add(new ColumnStyle(SizeType.AutoSize));
        tlp.ColumnStyles.Add(new ColumnStyle(SizeType.Percent));
        tlp.Controls.Add(applyButton);
        tlp.Controls.Add(targetComboBox);

        // Create a GroupBox for the TableLayoutPanel control.
        GroupBox gb = new GroupBox();
        gb.Text = "Apply Renderers";
        gb.Dock = DockStyle.Fill;
        gb.Controls.Add(tlp);

        // Add the GroupBox to the form.
        this.Controls.Add(gb);

        // Add the ToolStrip to the form's Controls collection.
        this.Controls.Add(ts);

        // Add the MenuStrip control last.
        // This is important for correct placement in the z-order.
        this.Controls.Add(ms);
    }

    // This event handler is invoked when 
    // the "Apply Renderers" button is clicked.
    // Depending on the value selected in a ComboBox control,
    // it applies a custom renderer selectively to
    // individual MenuStrip or ToolStrip controls,
    // or it applies a custom renderer to the 
    // application as a whole.
    void applyButton_Click(object sender, EventArgs e)
    {
        ToolStrip ms = ToolStripManager.FindToolStrip("MenuStrip");
        ToolStrip ts = ToolStripManager.FindToolStrip("ToolStrip");

        if (targetComboBox.SelectedItem != null)
        {
            switch (targetComboBox.SelectedItem.ToString())
            {
                case "Reset":
                {
                    ms.RenderMode = ToolStripRenderMode.ManagerRenderMode;
                    ts.RenderMode = ToolStripRenderMode.ManagerRenderMode;

                    // Set the default RenderMode to Professional.
                    ToolStripManager.RenderMode = ToolStripManagerRenderMode.Professional;

                    break;
                }

                case "All":
                {
                    ms.RenderMode = ToolStripRenderMode.ManagerRenderMode;
                    ts.RenderMode = ToolStripRenderMode.ManagerRenderMode;

                    // Assign the custom renderer at the application level.
                    ToolStripManager.Renderer = new CustomProfessionalRenderer();

                    break;
                }

                case "MenuStrip":
                {
                    // Assign the custom renderer to the MenuStrip control only.
                    ms.Renderer = new CustomProfessionalRenderer();

                    break;
                }

                case "ToolStrip":
                {
                    // Assign the custom renderer to the ToolStrip control only.
                    ts.Renderer = new CustomProfessionalRenderer();

                    break;
                }
            }
        }
    }
}

// This type demonstrates a custom renderer. It overrides the
// OnRenderMenuItemBackground and OnRenderButtonBackground methods
// to customize the backgrounds of MenuStrip items and ToolStrip buttons.
class CustomProfessionalRenderer : ToolStripProfessionalRenderer
{
    protected override void OnRenderMenuItemBackground(ToolStripItemRenderEventArgs e)
    {
        if (e.Item.Selected)
        {
            using (Brush b = new SolidBrush(ProfessionalColors.SeparatorLight))
            {
                e.Graphics.FillEllipse(b, e.Item.ContentRectangle);
            }
        }
        else
        {
            using (Pen p = new Pen(ProfessionalColors.SeparatorLight))
            {
                e.Graphics.DrawEllipse(p, e.Item.ContentRectangle);
            }
        }
    }

    protected override void OnRenderButtonBackground(ToolStripItemRenderEventArgs e)
    {
        Rectangle r = Rectangle.Inflate(e.Item.ContentRectangle, -2, -2);

        if (e.Item.Selected)
        {
            using (Brush b = new SolidBrush(ProfessionalColors.SeparatorLight))
            {
                e.Graphics.FillRectangle(b, r);
            }
        }
        else
        {
            using (Pen p = new Pen(ProfessionalColors.SeparatorLight))
            {
                e.Graphics.DrawRectangle(p, r);
            }
        }
    }
}

' This example demonstrates how to apply a 
' custom professional renderer to an individual
' ToolStrip or to the application as a whole.
Class Form6
   Inherits Form
   Private targetComboBox As New ComboBox()
   
   
    Public Sub New()

        ' Alter the renderer at the top level.
        ' Create and populate a new ToolStrip control.
        Dim ts As New ToolStrip()
        ts.Name = "ToolStrip"
        ts.Items.Add("Apples")
        ts.Items.Add("Oranges")
        ts.Items.Add("Pears")

        ' Create a new menustrip with a new window.
        Dim ms As New MenuStrip()
        ms.Name = "MenuStrip"
        ms.Dock = DockStyle.Top

        ' add top level items
        Dim fileMenuItem As New ToolStripMenuItem("File")
        ms.Items.Add(fileMenuItem)
        ms.Items.Add("Edit")
        ms.Items.Add("View")
        ms.Items.Add("Window")

        ' Add subitems to the "File" menu.
        fileMenuItem.DropDownItems.Add("Open")
        fileMenuItem.DropDownItems.Add("Save")
        fileMenuItem.DropDownItems.Add("Save As...")
        fileMenuItem.DropDownItems.Add("-")
        fileMenuItem.DropDownItems.Add("Exit")

        ' Add a Button control to apply renderers.
        Dim applyButton As New Button()
        applyButton.Text = "Apply Custom Renderer"
        AddHandler applyButton.Click, AddressOf applyButton_Click

        ' Add the ComboBox control for choosing how
        ' to apply the renderers.
        targetComboBox.Items.Add("All")
        targetComboBox.Items.Add("MenuStrip")
        targetComboBox.Items.Add("ToolStrip")
        targetComboBox.Items.Add("Reset")

        ' Create and set up a TableLayoutPanel control.
        Dim tlp As New TableLayoutPanel()
        tlp.Dock = DockStyle.Fill
        tlp.RowCount = 1
        tlp.ColumnCount = 2
        tlp.ColumnStyles.Add(New ColumnStyle(SizeType.AutoSize))
        tlp.ColumnStyles.Add(New ColumnStyle(SizeType.Percent))
        tlp.Controls.Add(applyButton)
        tlp.Controls.Add(targetComboBox)

        ' Create a GroupBox for the TableLayoutPanel control.
        Dim gb As New GroupBox()
        gb.Text = "Apply Renderers"
        gb.Dock = DockStyle.Fill
        gb.Controls.Add(tlp)

        ' Add the GroupBox to the form.
        Me.Controls.Add(gb)

        ' Add the ToolStrip to the form's Controls collection.
        Me.Controls.Add(ts)

        ' Add the MenuStrip control last.
        ' This is important for correct placement in the z-order.
        Me.Controls.Add(ms)
    End Sub
   
    ' This event handler is invoked when 
    ' the "Apply Renderers" button is clicked.
    ' Depending on the value selected in a ComboBox 
    ' control, it applies a custom renderer selectively
    ' to individual MenuStrip or ToolStrip controls,
    ' or it applies a custom renderer to the 
    ' application as a whole.
    Sub applyButton_Click(ByVal sender As Object, ByVal e As EventArgs)
        Dim ms As ToolStrip = ToolStripManager.FindToolStrip("MenuStrip")
        Dim ts As ToolStrip = ToolStripManager.FindToolStrip("ToolStrip")

        If targetComboBox.SelectedItem IsNot Nothing Then

            Select Case targetComboBox.SelectedItem.ToString()
                Case "Reset"
                    ms.RenderMode = ToolStripRenderMode.ManagerRenderMode
                    ts.RenderMode = ToolStripRenderMode.ManagerRenderMode

                    ' Set the default RenderMode to Professional.
                    ToolStripManager.RenderMode = ToolStripManagerRenderMode.Professional

                    Exit Select

                Case "All"
                    ms.RenderMode = ToolStripRenderMode.ManagerRenderMode
                    ts.RenderMode = ToolStripRenderMode.ManagerRenderMode

                    ' Assign the custom renderer at the application level.
                    ToolStripManager.Renderer = New CustomProfessionalRenderer()

                    Exit Select

                Case "MenuStrip"
                    ' Assign the custom renderer to the MenuStrip control only.
                    ms.Renderer = New CustomProfessionalRenderer()

                    Exit Select

                Case "ToolStrip"
                    ' Assign the custom renderer to the ToolStrip control only.
                    ts.Renderer = New CustomProfessionalRenderer()

                    Exit Select
            End Select

        End If
    End Sub
End Class

' This type demonstrates a custom renderer. It overrides the
' OnRenderMenuItemBackground and OnRenderButtonBackground methods
' to customize the backgrounds of MenuStrip items and ToolStrip buttons.
Class CustomProfessionalRenderer
   Inherits ToolStripProfessionalRenderer
   
   Protected Overrides Sub OnRenderMenuItemBackground(e As ToolStripItemRenderEventArgs)
      If e.Item.Selected Then
         Dim b = New SolidBrush(ProfessionalColors.SeparatorLight)
         Try
            e.Graphics.FillEllipse(b, e.Item.ContentRectangle)
         Finally
            b.Dispose()
         End Try
      Else
         Dim p As New Pen(ProfessionalColors.SeparatorLight)
         Try
            e.Graphics.DrawEllipse(p, e.Item.ContentRectangle)
         Finally
            p.Dispose()
         End Try
      End If
    End Sub

   Protected Overrides Sub OnRenderButtonBackground(e As ToolStripItemRenderEventArgs)
      Dim r As Rectangle = Rectangle.Inflate(e.Item.ContentRectangle, - 2, - 2)
      
      If e.Item.Selected Then
         Dim b = New SolidBrush(ProfessionalColors.SeparatorLight)
         Try
            e.Graphics.FillRectangle(b, r)
         Finally
            b.Dispose()
         End Try
      Else
         Dim p As New Pen(ProfessionalColors.SeparatorLight)
         Try
            e.Graphics.DrawRectangle(p, r)
         Finally
            p.Dispose()
         End Try
      End If
    End Sub
End Class

Remarks

This Renderer property is used when the RenderMode property of the current ToolStrip is set to ManagerRenderMode.

Applies to

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