public override void Draw(RECT rcBounds, RECT rcUpdate, int lDrawFlags, IntPtr hdc, IntPtr pvDrawObject)
{
drawDepth++;
try
{
if (drawDepth > 1)
{
return;
}
_HTML_PAINTER_INFO pInfo = new _HTML_PAINTER_INFO();
GetPainterInfo(ref pInfo);
//adjust the draw bounds to remove our padding for invalidates
Rectangle drawBounds = RectangleHelper.Convert(rcBounds);
drawBounds.X += invalidationPadding;
drawBounds.Y += invalidationPadding;
drawBounds.Height -= invalidationPadding * 2;
drawBounds.Width -= invalidationPadding * 2;
using (Graphics g = Graphics.FromHdc(hdc))
{
OnDraw(g, drawBounds, rcBounds, rcUpdate, lDrawFlags, hdc, pvDrawObject);
}
}
finally
{
drawDepth--;
}
}
public override void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo)
{
// expand the paint region enough to make room for the painted tab.
pInfo.rcExpand.top = Math.Max(BORDER_MARGIN_Y, pInfo.rcExpand.top);
pInfo.rcExpand.bottom = Math.Max(BORDER_MARGIN_Y, pInfo.rcExpand.bottom);
pInfo.rcExpand.left = Math.Max(BORDER_MARGIN_X, pInfo.rcExpand.left);
pInfo.rcExpand.right = Math.Max(BORDER_MARGIN_X, pInfo.rcExpand.right);
base.GetPainterInfo(ref pInfo);
}
public virtual Int32 GetPainterInfo(out _HTML_PAINTER_INFO pInfo)
{
ParameterModifier[] modifiers = Invoker.CreateParamModifiers(true);
pInfo = new NetOffice.MSHTMLApi._HTML_PAINTER_INFO();
object[] paramsArray = Invoker.ValidateParamsArray(pInfo);
object returnItem = Invoker.MethodReturn(this, "GetPainterInfo", paramsArray, modifiers);
pInfo = (_HTML_PAINTER_INFO)paramsArray[0];
return(NetRuntimeSystem.Convert.ToInt32(returnItem));
}
public override void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo)
{
// ensure we paint above everything (including selection handles)
pInfo.lFlags = (int)_HTML_PAINTER.HTMLPAINTER_OPAQUE;
pInfo.lZOrder = (int)_HTML_PAINT_ZORDER.HTMLPAINT_ZORDER_WINDOW_TOP;
// expand to the right to accomodate our widget
pInfo.rcExpand.top = 0;
pInfo.rcExpand.bottom = 0;
pInfo.rcExpand.left = 0;
pInfo.rcExpand.right = _widgetEnabled.Width - WIDGET_HORIZONTAL_OVERLAY;
}
public override void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo)
{
// ensure we paint above everything (including selection handles)
pInfo.lFlags = (int)_HTML_PAINTER.HTMLPAINTER_OPAQUE;
pInfo.lZOrder = (int)_HTML_PAINT_ZORDER.HTMLPAINT_ZORDER_WINDOW_TOP;
// expand to the right to add padding for invalidates
pInfo.rcExpand.top += invalidationPadding;
pInfo.rcExpand.bottom += invalidationPadding;
pInfo.rcExpand.left += invalidationPadding;
pInfo.rcExpand.right += invalidationPadding;
}
public override void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo)
{
CalculatePadding();
// ensure we paint above everything (including selection handles)
pInfo.lFlags = (int)(HTML_PAINTER.OPAQUE | HTML_PAINTER.HITTEST);
pInfo.lZOrder = (int)_HTML_PAINT_ZORDER.HTMLPAINT_ZORDER_WINDOW_TOP;
// expand to the right to accomodate our widget
pInfo.rcExpand.top = TopPadding;
pInfo.rcExpand.bottom = BottomPadding;
pInfo.rcExpand.left = LeftPadding;
pInfo.rcExpand.right = RightPadding;
}
/// <summary> /// IHTMLPainter.GetPainterInfo -- Called by MSHTML to retrieve information about the needs /// and functionality of a rendering behavior /// </summary> /// <param name="pInfo">Pointer to a variable of type HTML_PAINTER_INFO that receives /// information the behavior needs to pass to MSHTML</param> public abstract void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo);
public override void GetPainterInfo(ref _HTML_PAINTER_INFO pInfo)
{
base.GetPainterInfo(ref pInfo);
}
