Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WinForms / System / WinForms / Design / TabPageDesigner.cs / 1 / TabPageDesigner.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.Windows.Forms.Design { using System.Diagnostics; using System.Collections; using System; using System.Drawing; using System.Windows.Forms; using Microsoft.Win32; using System.ComponentModel.Design; using System.Windows.Forms.Design.Behavior; using System.ComponentModel; ////// /// This is the designer for tap page controls. It inherits /// from the base control designer and adds live hit testing /// capabilites for the tree view control. /// internal class TabPageDesigner : PanelDesigner { ////// /// Determines if the this designer can be parented to the specified desinger -- /// generally this means if the control for this designer can be parented into the /// given ParentControlDesigner's designer. /// public override bool CanBeParentedTo(IDesigner parentDesigner) { return (parentDesigner != null && parentDesigner.Component is TabControl); } ////// /// Retrieves a set of rules concerning the movement capabilities of a component. /// This should be one or more flags from the SelectionRules class. If no designer /// provides rules for a component, the component will not get any UI services. /// public override SelectionRules SelectionRules { get { SelectionRules rules = base.SelectionRules; Control ctl = Control; if (ctl.Parent is TabControl) { rules &= ~SelectionRules.AllSizeable; } return rules; } } internal void OnDragDropInternal(DragEventArgs de) { OnDragDrop(de); } internal void OnDragEnterInternal(DragEventArgs de) { OnDragEnter(de); } internal void OnDragLeaveInternal(EventArgs e) { OnDragLeave(e); } internal void OnDragOverInternal(DragEventArgs e) { OnDragOver(e); } internal void OnGiveFeedbackInternal(GiveFeedbackEventArgs e) { OnGiveFeedback(e); } protected override ControlBodyGlyph GetControlGlyph(GlyphSelectionType selectionType) { // create a new body glyph with empty bounds. // this will keep incorrect tab pages from stealing drag/drop messages // which are now handled by the TabControlDesigner //get the right cursor for this component OnSetCursor(); Rectangle translatedBounds = Rectangle.Empty; //create our glyph, and set its cursor appropriately ControlBodyGlyph g = new ControlBodyGlyph(translatedBounds, Cursor.Current, Control, this); return g; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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