ProgressBarRenderer.DrawVerticalBar(Graphics, Rectangle) Method
Definition
Important
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Draws an empty progress bar control that fills in vertically.
public:
static void DrawVerticalBar(System::Drawing::Graphics ^ g, System::Drawing::Rectangle bounds);
public static void DrawVerticalBar (System.Drawing.Graphics g, System.Drawing.Rectangle bounds);
static member DrawVerticalBar : System.Drawing.Graphics * System.Drawing.Rectangle -> unit
Public Shared Sub DrawVerticalBar (g As Graphics, bounds As Rectangle)
Parameters
Exceptions
The operating system does not support visual styles.
-or-
Visual styles are disabled by the user in the operating system.
-or-
Visual styles are not applied to the client area of application windows.
Examples
The following code example uses the DrawVerticalBar method in a custom control's OnPaint method to draw an empty progress bar. This code example is part of a larger example provided for the ProgressBarRenderer class.
// Draw the progress bar in its normal state.
protected:
virtual void OnPaint(PaintEventArgs^ e) override
{
__super::OnPaint(e);
if (ProgressBarRenderer::IsSupported)
{
ProgressBarRenderer::DrawVerticalBar(e->Graphics,
ClientRectangle);
this->Parent->Text = "VerticalProgressBar Enabled";
}
else
{
this->Parent->Text = "VerticalProgressBar Disabled";
}
}
// Draw the progress bar in its normal state.
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (ProgressBarRenderer.IsSupported)
{
ProgressBarRenderer.DrawVerticalBar(e.Graphics,
ClientRectangle);
this.Parent.Text = "VerticalProgressBar Enabled";
}
else
{
this.Parent.Text = "VerticalProgressBar Disabled";
}
}
' Draw the progress bar in its normal state.
Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
MyBase.OnPaint(e)
If ProgressBarRenderer.IsSupported Then
ProgressBarRenderer.DrawVerticalBar(e.Graphics, ClientRectangle)
Me.Parent.Text = "VerticalProgressBar Enabled"
Else
Me.Parent.Text = "VerticalProgressBar Disabled"
End If
End Sub
Remarks
Before using this method, you should verify that the IsSupported property returns true
.
Applies to
.NET
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