Ejemplo n.º 1
0
        internal protected virtual void OnPaintScrollBarThumb(
            PaintScrollBarThumbEventArgs e)
        {
            bool bEnabled = e.Enabled;

            if (!bEnabled)
            {
                return;
            }

            Graphics     g            = e.Graphics;
            Rectangle    rect         = e.ThumbRectangle;
            ControlState controlState = e.ControlState;

            Color backColor        = BackNormal;
            Color baseColor        = Base;
            Color borderColor      = Border;
            Color innerBorderColor = InnerBorder;

            bool changeColor = false;

            switch (controlState)
            {
            case ControlState.Hover:
                baseColor = BackHover;
                break;

            case ControlState.Pressed:
                baseColor   = BackPressed;
                changeColor = true;
                break;

            default:
                baseColor = Base;
                break;
            }

            using (SmoothingModeGraphics sg = new SmoothingModeGraphics(g))
            {
                ControlPaintEx.DrawScrollBarThumb(
                    g,
                    rect,
                    baseColor,
                    backColor,
                    borderColor,
                    innerBorderColor,
                    e.Orientation,
                    changeColor);
            }
        }
Ejemplo n.º 2
0
        private void DrawScrollBar(
            IntPtr maskHWnd,
            Rectangle bounds,
            Rectangle trackRect,
            Rectangle topLeftArrowRect,
            Rectangle bottomRightArrowRect,
            Rectangle thumbRect,
            ControlState topLeftArrowState,
            ControlState bottomRightArrowState,
            ControlState thumbState,
            Orientation direction)
        {
            bool            bHorizontal = direction == Orientation.Horizontal;
            ArrowDirection  arrowDirection;
            bool            bEnabled = _owner.Enabled;
            IScrollBarPaint paint    = _owner as IScrollBarPaint;

            if (paint == null)
            {
                return;
            }

            ImageDc tempDc = new ImageDc(bounds.Width, bounds.Height);
            IntPtr  hdc    = NativeMethods.GetDC(maskHWnd);

            try
            {
                using (Graphics g = Graphics.FromHdc(tempDc.Hdc))
                {
                    using (PaintScrollBarTrackEventArgs te =
                               new PaintScrollBarTrackEventArgs(
                                   g,
                                   trackRect,
                                   direction,
                                   bEnabled))
                    {
                        Graphics  ge   = te.Graphics;
                        Rectangle rect = te.TrackRectangle;

                        Color baseColor = GetGray(Color.Blue);

                        ControlPaintEx.DrawScrollBarTrack(
                            ge, rect, baseColor, Color.White, te.Orientation);
                        //paint.OnPaintScrollBarTrack(te);
                    }

                    arrowDirection = bHorizontal ?
                                     ArrowDirection.Left : ArrowDirection.Up;

                    using (PaintScrollBarArrowEventArgs te =
                               new PaintScrollBarArrowEventArgs(
                                   g,
                                   topLeftArrowRect,
                                   topLeftArrowState,
                                   arrowDirection,
                                   direction,
                                   bEnabled))
                    {
                        paint.OnPaintScrollBarArrow(te);
                    }

                    arrowDirection = bHorizontal ?
                                     ArrowDirection.Right : ArrowDirection.Down;

                    using (PaintScrollBarArrowEventArgs te =
                               new PaintScrollBarArrowEventArgs(
                                   g,
                                   bottomRightArrowRect,
                                   bottomRightArrowState,
                                   arrowDirection,
                                   direction,
                                   bEnabled))
                    {
                        paint.OnPaintScrollBarArrow(te);
                    }

                    using (PaintScrollBarThumbEventArgs te =
                               new PaintScrollBarThumbEventArgs(
                                   g,
                                   thumbRect,
                                   thumbState,
                                   direction,
                                   bEnabled))
                    {
                        paint.OnPaintScrollBarThumb(te);
                    }
                }

                NativeMethods.BitBlt(
                    hdc,
                    0,
                    0,
                    bounds.Width,
                    bounds.Height,
                    tempDc.Hdc,
                    0,
                    0,
                    TernaryRasterOperations.SRCCOPY);
            }
            finally
            {
                NativeMethods.ReleaseDC(maskHWnd, hdc);
                tempDc.Dispose();
            }
        }
Ejemplo n.º 3
0
        protected internal virtual void OnPaintScrollBarThumb(
            PaintScrollBarThumbEventArgs e)
        {
            bool bEnabled = e.Enabled;
            if (!bEnabled)
            {
                return;
            }

            Graphics g = e.Graphics;
            Rectangle rect = e.ThumbRectangle;
            ControlState controlState = e.ControlState;

            Color backColor = BackNormal;
            Color baseColor = Base;
            Color borderColor = Border;
            Color innerBorderColor = InnerBorder;

            bool changeColor = false;

            switch (controlState)
            {
                case ControlState.Hover:
                    baseColor = BackHover;
                    break;
                case ControlState.Pressed:
                    baseColor = BackPressed;
                    changeColor = true;
                    break;
                default:
                    baseColor = Base;
                    break;
            }

            using (SmoothingModeGraphics sg = new SmoothingModeGraphics(g))
            {
                ControlPaintEx.DrawScrollBarThumb(
                    g,
                    rect,
                    baseColor,
                    backColor,
                    borderColor,
                    innerBorderColor,
                    e.Orientation,
                    changeColor);
            }
        }
Ejemplo n.º 4
0
 void IScrollBarPaint.OnPaintScrollBarThumb(PaintScrollBarThumbEventArgs e)
 {
     OnPaintScrollBarThumb(e);
 }
Ejemplo n.º 5
0
 void IScrollBarPaint.OnPaintScrollBarThumb(PaintScrollBarThumbEventArgs e)
 {
     OnPaintScrollBarThumb(e);
 }
 private void DrawScrollBar(IntPtr maskHWnd, Rectangle bounds, Rectangle trackRect, Rectangle topLeftArrowRect, Rectangle bottomRightArrowRect, Rectangle thumbRect, ControlState topLeftArrowState, ControlState bottomRightArrowState, ControlState thumbState, Orientation direction)
 {
     bool bHorizontal = direction == Orientation.Horizontal;
     bool bEnabled = this._owner.Enabled;
     IScrollBarPaint paint = this._owner as IScrollBarPaint;
     if (paint != null)
     {
         ImageDc tempDc = new ImageDc(bounds.Width, bounds.Height);
         IntPtr hdc = CCWin.Win32.NativeMethods.GetDC(maskHWnd);
         try
         {
             using (Graphics g = Graphics.FromHdc(tempDc.Hdc))
             {
                 using (PaintScrollBarTrackEventArgs te = new PaintScrollBarTrackEventArgs(g, trackRect, direction, bEnabled))
                 {
                     paint.OnPaintScrollBarTrack(te);
                 }
                 ArrowDirection arrowDirection = bHorizontal ? ArrowDirection.Left : ArrowDirection.Up;
                 using (PaintScrollBarArrowEventArgs te = new PaintScrollBarArrowEventArgs(g, topLeftArrowRect, topLeftArrowState, arrowDirection, direction, bEnabled))
                 {
                     paint.OnPaintScrollBarArrow(te);
                 }
                 arrowDirection = bHorizontal ? ArrowDirection.Right : ArrowDirection.Down;
                 using (PaintScrollBarArrowEventArgs te = new PaintScrollBarArrowEventArgs(g, bottomRightArrowRect, bottomRightArrowState, arrowDirection, direction, bEnabled))
                 {
                     paint.OnPaintScrollBarArrow(te);
                 }
                 using (PaintScrollBarThumbEventArgs te = new PaintScrollBarThumbEventArgs(g, thumbRect, thumbState, direction, bEnabled))
                 {
                     paint.OnPaintScrollBarThumb(te);
                 }
             }
             CCWin.Win32.NativeMethods.BitBlt(hdc, 0, 0, bounds.Width, bounds.Height, tempDc.Hdc, 0, 0, 0xcc0020);
         }
         finally
         {
             CCWin.Win32.NativeMethods.ReleaseDC(maskHWnd, hdc);
             tempDc.Dispose();
         }
     }
 }