private static void DrawDropDownControl(DropdownControl c, Graphics g, TextFormatFlags flags, DropdownState state)
{
Rectangle bounds = c.ClientRectangle;
if (_Chevron1 == null)
{
GetChevrons();
}
Rectangle r = new Rectangle(bounds.X, bounds.Y, bounds.Width - 1, bounds.Height - 1);
DrawBackground(g, r, state, c.BackColor);
if (state != DropdownState.Disabled)
{
if (state == DropdownState.Default || state == DropdownState.Pressed)
{
g.DrawRectangle(new Pen(_FocusColor), r);
}
else
{
g.DrawRectangle(new Pen(_BorderColor), r);
}
}
else
{
g.DrawRectangle(new Pen(_DisabledBoarderColor), r);
}
DrawDropDownButton(c, g, state);
DrawTextArea(g, r, c.ButtonSide);
DrawText(g, _textBounds, c.Text, c.Font, c.ForeColor);
}
/// <summary>
/// Draws a button with a chevron
/// </summary>
/// <param name="c">DropdownControl instance.</param>
/// <param name="g">The graphics used to draw the button.</param>
/// <param name="state">On of the DropdownState values that specifies the visual state of the button.</param>
public static void DrawDropDownButton(DropdownControl c, Graphics g, DropdownState state)
{
Rectangle r = ButtonBounds(c.ClientRectangle, c.ButtonSide);
r = new Rectangle(r.X, r.Y, r.Width - 1, r.Height - 1);
DrawHighlight(g, r, state);
// x,y offset to center image chevron on split button
int XPos = ((r.Width / 2) - (_Chevron1.Width / 2));
int YPos = (r.Height / 2) - (_Chevron1.Height / 2);
switch (state)
{
case DropdownState.Normal:
case DropdownState.Default:
g.DrawImage(_Chevron1, r.X + XPos, YPos);
break;
case DropdownState.Disabled:
g.DrawImage(_Chevron3, r.X + XPos, YPos);
break;
case DropdownState.Pressed:
g.DrawImage(_Chevron2, r.X + XPos, YPos);
g.DrawRectangle(new Pen(_FocusBorderColor), r);
break;
case DropdownState.Hot:
g.DrawImage(_Chevron4, r.X + XPos, YPos);
using (Pen p = new Pen(_FocusColor))
{
g.DrawRectangle(p, r);
}
break;
}
}
/// <summary>
/// Draws a text box with a button to one side.
/// </summary>
/// <param name="c">DropdownControl instance.</param>
/// <param name="g">The Graphics used to draw the control.</param>
/// <param name="state">One of the DropdownState values that specifies the visual state of the control.</param>
public static void DrawDropDownControl(DropdownControl c, Graphics g, DropdownState state)
{
DrawDropDownControl(c, g, Flags, state);
}