ToolStripManager.Renderer Property
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
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, setPublic Shared Property Renderer As ToolStripRendererProperty Value
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.
