protected override void OnMouseDown(MouseEventArgs mevent)
{
if (mevent.Button == MouseButtons.Left)
{
_state = QQControlStates.Down;
}
base.OnMouseDown(mevent);
}
protected override void OnEnabledChanged(EventArgs e)
{
if (Enabled)
{
_state = QQControlStates.Normal;
}
else
{
_state = QQControlStates.Disabled;
}
base.OnEnabledChanged(e);
}
protected override void OnMouseUp(MouseEventArgs mevent)
{
if (mevent.Button == MouseButtons.Left)
{
if (ClientRectangle.Contains(mevent.Location))
{
_state = QQControlStates.Highlight;
}
else
{
_state = QQControlStates.Normal;
}
}
base.OnMouseUp(mevent);
}
protected override void OnPaint(PaintEventArgs pevent)
{
base.OnPaint(pevent);
base.OnPaintBackground(pevent);
Graphics g = pevent.Graphics;
g.SmoothingMode = SmoothingMode.AntiAlias;
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
Rectangle circleRect, textRect;
CalculateRect(out circleRect, out textRect);
if (Enabled == false)
{
_state = QQControlStates.Disabled;
}
switch (_state)
{
case QQControlStates.Highlight:
case QQControlStates.Down:
DrawHighLightCircle(g, circleRect);
break;
case QQControlStates.Disabled:
DrawDisabledCircle(g, circleRect);
break;
default:
DrawNormalCircle(g, circleRect);
break;
}
Color textColor = (Enabled == true) ? ForeColor : SystemColors.GrayText;
TextRenderer.DrawText(
g,
Text,
Font,
textRect,
textColor,
GetTextFormatFlags(TextAlign, RightToLeft == RightToLeft.Yes));
}
protected override void OnMouseLeave(EventArgs e)
{
_state = QQControlStates.Normal;
base.OnMouseLeave(e);
}
protected override void OnMouseEnter(EventArgs e)
{
_state = QQControlStates.Highlight;
base.OnMouseEnter(e);
}
