void DrawButton(PaintEventArgs e, ButtonInfo button, int iconX, int textX)
{
Color backColor = ButtonBackColor;
Color foreColor = ButtonForeColor;
if (button == PressedObject || button == HoverObject)
{
backColor = ButtonHoverBackColor;
foreColor = ButtonHoverForeColor;
}
var rect = button.Bounds;
var font = Font;
e.Graphics.FillRectangle(new SolidBrush(backColor), rect);
if (button.Image != null)
{
var rectIcon = new Rectangle(iconX, rect.Y, IconSize.Width, rect.Height);
PaintHelper.DrawImageInRange(e.Graphics, button.Image, rectIcon);
}
if (!string.IsNullOrEmpty(button.Text))
{
var rectText = new Rectangle(textX, rect.Y, rect.Right - textX, rect.Height);
var sf = PaintHelper.SFLeft;
sf.FormatFlags |= StringFormatFlags.NoWrap;
sf.Trimming = StringTrimming.EllipsisCharacter;
e.Graphics.DrawString(button.Text, Font, new SolidBrush(foreColor), rectText, sf);
}
}
void InvalidateButton(ButtonInfo button)
{
if (button != null)
{
Invalidate(button.Bounds);
}
}
void OnPressedObjectChanged(ButtonInfo old)
{
if (old != null)
{
InvalidateButton(old);
}
if (PressedObject != null)
{
InvalidateButton(PressedObject);
}
}
void OnHoverObjectChanged(ButtonInfo old)
{
if (old != null)
{
InvalidateButton(old);
}
if (HoverObject != null)
{
InvalidateButton(HoverObject);
}
}
void OnButtonClick(ButtonInfo button)
{
if (button == null)
{
throw new ArgumentNullException();
}
button.NotifyClick();
if (ButtonClick != null)
{
ButtonClick(this, new ButtonEventArgs(button));
}
}
public ButtonEventArgs(ButtonInfo button)
{
Button = button;
}