/// <include file='doc\ToolStripRenderer.uex' path='docs/doc[@for="ToolStripRenderer.DrawSplitButton"]/*' />
/// <devdoc>
/// Draw the background color
/// </devdoc>
public void DrawSplitButton(ToolStripItemRenderEventArgs e)
{
OnRenderSplitButtonBackground(e);
ToolStripItemRenderEventHandler eh = Events[EventRenderSplitButtonBackground] as ToolStripItemRenderEventHandler;
if (eh != null)
{
eh(this, e);
}
}
/// <include file='doc\ToolStripRenderer.uex' path='docs/doc[@for="ToolStripRenderer.DrawMenuItem"]/*' />
/// <devdoc>
/// Draw the item's background.
/// </devdoc>
public void DrawMenuItemBackground(ToolStripItemRenderEventArgs e)
{
OnRenderMenuItemBackground(e);
ToolStripItemRenderEventHandler eh = Events[EventRenderMenuItemBackground] as ToolStripItemRenderEventHandler;
if (eh != null)
{
eh(this, e);
}
}
protected virtual void OnRenderItemBackground(ToolStripItemRenderEventArgs e)
{
if (e.Item.BackgroundImage != null)
{
Rectangle item_bounds = new Rectangle(0, 0, e.Item.Width, e.Item.Height);
e.Graphics.FillRectangle(ThemeEngine.Current.ResPool.GetSolidBrush(e.Item.BackColor), item_bounds);
DrawBackground(e.Graphics, item_bounds, e.Item.BackgroundImage, e.Item.BackgroundImageLayout);
}
ToolStripItemRenderEventHandler eh = (ToolStripItemRenderEventHandler)Events [RenderItemBackgroundEvent];
if (eh != null)
{
eh(this, e);
}
}
public void ToolStripRenderer_DrawButtonBackground_Invoke_CallsRenderButtonBackground(ToolStripItemRenderEventArgs eventArgs)
{
var renderer = new SubToolStripRenderer();
int callCount = 0;
ToolStripItemRenderEventHandler handler = (sender, e) =>
{
Assert.Same(renderer, sender);
Assert.Same(eventArgs, e);
callCount++;
};
// Call with handler.
renderer.RenderButtonBackground += handler;
renderer.DrawButtonBackground(eventArgs);
Assert.Equal(1, callCount);
// Remove handler.
renderer.RenderButtonBackground -= handler;
renderer.DrawButtonBackground(eventArgs);
Assert.Equal(1, callCount);
}
protected virtual void OnRenderItemBackground(ToolStripItemRenderEventArgs e)
{
if (e.Item.BackColor != Control.DefaultBackColor)
{
// Only paint the BackColor if it's not the default one,
// to avoid painting a solid background color over the parent ToolStrip gradient.
Rectangle item_bounds = new Rectangle(0, 0, e.Item.Width, e.Item.Height);
e.Graphics.FillRectangle(ThemeEngine.Current.ResPool.GetSolidBrush(e.Item.BackColor), item_bounds);
}
if (e.Item.BackgroundImage != null)
{
Rectangle item_bounds = new Rectangle(0, 0, e.Item.Width, e.Item.Height);
DrawBackground(e.Graphics, item_bounds, e.Item.BackgroundImage, e.Item.BackgroundImageLayout);
}
ToolStripItemRenderEventHandler eh = (ToolStripItemRenderEventHandler)Events [RenderItemBackgroundEvent];
if (eh != null)
{
eh(this, e);
}
}
