private void UpdateUpDown() { if (bUpDown) { if (CustomWin32.IsWindowVisible(scUpDown.Handle)) { Rectangle rect = new Rectangle(); CustomWin32.GetClientRect(scUpDown.Handle, ref rect); CustomWin32.InvalidateRect(scUpDown.Handle, ref rect, true); } } }
//public override Rectangle DisplayRectangle //{ // get // { // Rectangle rect = base.DisplayRectangle; // return new Rectangle(rect.Left - 4, rect.Top - 1, rect.Width + 8, rect.Height + 5); // } //} internal void DrawControl(Graphics g) { if (!Visible) { return; } Rectangle TabControlArea = this.ClientRectangle; Rectangle TabArea = this.DisplayRectangle; // fill client area RenderControlBackground(g, TabControlArea); // draw panel border int nDelta = SystemInformation.Border3DSize.Width; Pen border = new Pen(SystemColors.Control); TabArea.Inflate(nDelta, nDelta); g.DrawRectangle(border, TabArea); border.Dispose(); // clip region for drawing tabs Region rsaved = g.Clip; Rectangle rreg; int nWidth = TabArea.Width + nMargin; if (bUpDown) { // exclude updown control for painting if (CustomWin32.IsWindowVisible(scUpDown.Handle)) { Rectangle rupdown = new Rectangle(); CustomWin32.GetWindowRect(scUpDown.Handle, ref rupdown); Rectangle rupdown2 = this.RectangleToClient(rupdown); nWidth = rupdown2.X; } } rreg = new Rectangle(TabArea.Left, TabControlArea.Top, nWidth - nMargin, TabControlArea.Height); g.SetClip(rreg); // draw tabs for (int i = 0; i < this.TabCount; i++) { DrawTab(g, this.TabPages[i], i); } g.Clip = rsaved; //---------------------------- //---------------------------- // draw background to cover flat border areas if (this.SelectedTab != null) { TabPage tabPage = this.SelectedTab; Color color = Color.White; border = new Pen(color); TabArea.Offset(1, 1); TabArea.Width -= 2; TabArea.Height -= 2; g.DrawRectangle(border, TabArea); TabArea.Width -= 1; TabArea.Height -= 1; g.DrawRectangle(border, TabArea); border.Dispose(); } }