/// <summary>
/// Paints the control (using the Buffered Paint API).
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs <ComboBoxState> e)
{
VisualStyleRenderer r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
DrawComboBox(e.Graphics, ClientRectangle, e.State);
Rectangle itemBounds = new Rectangle(0, 0, Width - 21, Height);
itemBounds.Inflate(-1, -3);
itemBounds.Offset(2, 0);
// draw the item in the editable portion
DrawItemState state = DrawItemState.ComboBoxEdit;
if (Focused && ShowFocusCues && !DroppedDown)
{
state |= DrawItemState.Focus;
}
if (!Enabled)
{
state |= DrawItemState.Disabled;
}
OnDrawItem(new DrawItemEventArgs(e.Graphics, Font, itemBounds, SelectedIndex, state));
}
/// <summary>
/// Paints the control using the Buffered Paint API.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs <ComboBoxState> e)
{
if (_drawWithVisualStyles && _bufferedPainter.BufferedPaintSupported && _bufferedPainter.Enabled)
{
// draw in the vista/win7 style
VisualStyleRenderer r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
Rectangle buttonBounds = ClientRectangle;
buttonBounds.Inflate(1, 1);
ButtonRenderer.DrawButton(e.Graphics, buttonBounds, GetPushButtonState(e.State));
Rectangle clipBounds = _dropDownButtonBounds;
clipBounds.Inflate(-2, -2);
e.Graphics.SetClip(clipBounds);
ComboBoxRenderer.DrawDropDownButton(e.Graphics, _dropDownButtonBounds, e.State);
e.Graphics.SetClip(ClientRectangle);
}
else if (_drawWithVisualStyles && ComboBoxRenderer.IsSupported)
{
// draw using the visual style renderer
ComboBoxRenderer.DrawTextBox(e.Graphics, ClientRectangle, GetTextBoxState());
ComboBoxRenderer.DrawDropDownButton(e.Graphics, _dropDownButtonBounds, e.State);
}
else
{
// draw using the legacy technique
DrawLegacyComboBox(e.Graphics, ClientRectangle, _dropDownButtonBounds, BackColor, GetPlainButtonState());
}
OnPaintContent(new DropDownPaintEventArgs(e.Graphics, ClientRectangle, GetTextBoxBounds()));
}
/// <summary>
/// Paints the control using the Buffered Paint API.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs <ComboBoxState> e)
{
if (_drawWithVisualStyles && _bufferedPainter.BufferedPaintSupported && _bufferedPainter.Enabled && (_style == DropDownControlStyles.Discrete))
{
// draw in the vista/win7 style
VisualStyleRenderer r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
Rectangle buttonBounds = ClientRectangle;
buttonBounds.Inflate(1, 1);
ButtonRenderer.DrawButton(e.Graphics, buttonBounds, GetPushButtonState(e.State));
Rectangle clipBounds = _dropDownButtonBounds;
clipBounds.Inflate(-2, -2);
e.Graphics.SetClip(clipBounds);
ComboBoxRenderer.DrawDropDownButton(e.Graphics, _dropDownButtonBounds, e.State);
e.Graphics.SetClip(ClientRectangle);
}
else if (_drawWithVisualStyles && ComboBoxRenderer.IsSupported)
{
// draw using the visual style renderer
if (Enabled)
{
ComboBoxRenderer.DrawTextBox(e.Graphics, ClientRectangle, GetTextBoxState());
}
else
{
Rectangle outline = ClientRectangle;
outline.Width--;
outline.Height--;
e.Graphics.FillRectangle(SystemBrushes.Control, ClientRectangle);
e.Graphics.DrawRectangle(Pens.LightGray, outline);
}
DrawDropDownGlyph(e.Graphics, _dropDownButtonBounds, e.State);
}
else
{
// draw using the legacy technique
DrawLegacyComboBox(e.Graphics, ClientRectangle, _dropDownButtonBounds, BackColor, GetPlainButtonState());
}
OnPaintContent(new DropDownPaintEventArgs(e.Graphics, ClientRectangle, GetTextBoxBounds()));
}
/// <summary>
/// Paints the control (using the Buffered Paint API).
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs <ComboBoxState> e)
{
var r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
var buttonBounds = new Rectangle(Width - 17, 0, 17, Height - (e.State != ComboBoxState.Pressed ? 1 : 0));
var bounds = ClientRectangle;
bounds.Inflate(1, 1);
ButtonRenderer.DrawButton(e.Graphics, bounds, GetPushButtonState(e.State));
Rectangle buttonClip = buttonBounds;
buttonClip.Inflate(-2, -2);
e.Graphics.SetClip(buttonClip);
ComboBoxRenderer.DrawDropDownButton(e.Graphics, buttonBounds, e.State);
e.Graphics.SetClip(ClientRectangle);
var itemBounds = new Rectangle(0, 0, Width - 21, Height);
itemBounds.Inflate(-1, -3);
itemBounds.Offset(2, 0);
// draw the item in the editable portion
var state = DrawItemState.ComboBoxEdit;
if (Focused && ShowFocusCues && !DroppedDown)
{
state |= DrawItemState.Focus;
}
if (!Enabled)
{
state |= DrawItemState.Disabled;
}
OnDrawItem(new DrawItemEventArgs(e.Graphics, Font, itemBounds, SelectedIndex, state));
}
/// <summary>
/// Paints the control using the Buffered Paint API.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs<ComboBoxState> e)
{
if (_drawWithVisualStyles && _bufferedPainter.BufferedPaintSupported && _bufferedPainter.Enabled) {
// draw in the vista/win7 style
VisualStyleRenderer r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
Rectangle buttonBounds = ClientRectangle;
buttonBounds.Inflate(1, 1);
ButtonRenderer.DrawButton(e.Graphics, buttonBounds, GetPushButtonState(e.State));
Rectangle clipBounds = _dropDownButtonBounds;
clipBounds.Inflate(-2, -2);
e.Graphics.SetClip(clipBounds);
ComboBoxRenderer.DrawDropDownButton(e.Graphics, _dropDownButtonBounds, e.State);
e.Graphics.SetClip(ClientRectangle);
}
else if (_drawWithVisualStyles && ComboBoxRenderer.IsSupported) {
// draw using the visual style renderer
ComboBoxRenderer.DrawTextBox(e.Graphics, ClientRectangle, GetTextBoxState());
ComboBoxRenderer.DrawDropDownButton(e.Graphics, _dropDownButtonBounds, e.State);
}
else {
// draw using the legacy technique
DrawLegacyComboBox(e.Graphics, ClientRectangle, _dropDownButtonBounds, BackColor, GetPlainButtonState());
}
OnPaintContent(new DropDownPaintEventArgs(e.Graphics, ClientRectangle, GetTextBoxBounds()));
}
/// <summary>
/// Raises the PaintVisualState event.
/// </summary>
/// <param name="e">BufferedPaintEventArgs instance.</param>
protected virtual void OnPaintVisualState(BufferedPaintEventArgs <TState> e)
{
PaintVisualState?.Invoke(this, e);
}
/// <summary>
/// Paints the control (using the Buffered Paint API).
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void _bufferedPainter_PaintVisualState(object sender, BufferedPaintEventArgs<ComboBoxState> e) {
VisualStyleRenderer r = new VisualStyleRenderer(VisualStyleElement.Button.PushButton.Normal);
r.DrawParentBackground(e.Graphics, ClientRectangle, this);
DrawComboBox(e.Graphics, ClientRectangle, e.State);
Rectangle itemBounds = new Rectangle(0, 0, Width - 21, Height);
itemBounds.Inflate(-1, -3);
itemBounds.Offset(2, 0);
// draw the item in the editable portion
DrawItemState state = DrawItemState.ComboBoxEdit;
if (Focused && ShowFocusCues && !DroppedDown) state |= DrawItemState.Focus;
if (!Enabled) state |= DrawItemState.Disabled;
OnDrawItem(new DrawItemEventArgs(e.Graphics, Font, itemBounds, SelectedIndex, state));
}
