public CaptionButtonInfo AddButton(string text, Image image)
{
CaptionButtonInfo cbi = new CaptionButtonInfo(text, image);
AddButton(cbi);
return(cbi);
}
protected virtual void OnButtonClick(CaptionButtonInfo button)
{
if (ButtonClick != null)
{
ButtonClick(button, EventArgs.Empty);
}
}
void InvalidateButton(CaptionButtonInfo button)
{
if (button == null)
{
return;
}
Invalidate(button.Bounds);
}
void OnMouseDownButtonChanged(CaptionButtonInfo old)
{
if (old != null)
{
InvalidateButton(old);
}
if (MouseDownButton != null)
{
InvalidateButton(MouseDownButton);
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
MouseDownButton = HitTest(e.X, e.Y);
if (MouseDownButton != null)
{
Capture = true;
}
}
}
protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
if (MouseDownButton != null && MouseDownButton == HitTest(e.X, e.Y))
{
MouseDownButton.NotifyClick();
OnButtonClick(MouseDownButton);
}
MouseDownButton = null;
Capture = false;
}
protected virtual void DrawButton(PaintEventArgs e, CaptionButtonInfo button)
{
if (button == null)
{
throw new ArgumentNullException();
}
if (button == MouseHoverButton || button == MouseDownButton)
{
VisualStyleElement vse = null;
ButtonState bs = ButtonState.Normal;
if (button == MouseDownButton)
{
vse = VisualStyleElement.Button.PushButton.Pressed;
bs = ButtonState.Pushed;
}
else if (button == MouseHoverButton)
{
vse = VisualStyleElement.Button.PushButton.Normal;
bs = ButtonState.Normal;
}
if (VisualStyleRenderer.IsSupported && VisualStyleRenderer.IsElementDefined(vse))
{
var renderer = new VisualStyleRenderer(vse);
renderer.DrawBackground(e.Graphics, button.Bounds);
}
else
{
ControlPaint.DrawButton(e.Graphics, button.Bounds, bs);
}
}
if (button.Image != null)
{
var rectangle = button.Bounds;
e.Graphics.DrawImage(button.Image,
new Rectangle(rectangle.X + (rectangle.Width - button.Image.Width) / 2,
rectangle.Y + (rectangle.Height - button.Image.Height) / 2,
button.Image.Width,
button.Image.Height),
0, 0, button.Image.Width, button.Image.Height,
GraphicsUnit.Pixel);
}
}
public bool RemoveButton(CaptionButtonInfo button)
{
if (button == null)
{
throw new ArgumentNullException();
}
if (Buttons.Contains(button))
{
Buttons = Buttons.Where(b => b != button).ToArray();
ResetControlsBounds();
Invalidate();
return(true);
}
else
{
return(false);
}
}
void OnMouseHoverButtonChanged(CaptionButtonInfo old)
{
if (old != null)
{
InvalidateButton(old);
}
if (MouseHoverButton != null)
{
InvalidateButton(MouseHoverButton);
}
if (MouseHoverButton != null)
{
ShowToolTipText(Lang._(MouseHoverButton.Text));
}
else
{
ShowToolTipText(null);
}
}
public CaptionButtonInfo AddButton(CaptionButtonInfo button)
{
if (button == null)
{
throw new ArgumentNullException();
}
List <CaptionButtonInfo> list = new List <CaptionButtonInfo>();
if (!Buttons.IsNullOrEmpty())
{
list.AddRange(Buttons);
}
list.Add(button);
//list.Sort();
Buttons = list.ToArray();
ResetControlsBounds();
Invalidate();
return(button);
}
public CaptionButtonClickEventArgs(CaptionButtonInfo button)
{
Button = button;
}