Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / ToolStripRenderEventArgs.cs / 1 / ToolStripRenderEventArgs.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms { using System.Drawing; ////// /// ToolStripRenderEventArgs /// public class ToolStripRenderEventArgs : EventArgs { private ToolStrip toolStrip = null; private Graphics graphics = null; private Rectangle affectedBounds = Rectangle.Empty; private Color backColor = Color.Empty; ////// /// This class represents all the information to render the toolStrip /// public ToolStripRenderEventArgs(Graphics g, ToolStrip toolStrip) { this.toolStrip = toolStrip; this.graphics = g; this.affectedBounds = new Rectangle(Point.Empty, toolStrip.Size); } ////// /// This class represents all the information to render the toolStrip /// public ToolStripRenderEventArgs(Graphics g, ToolStrip toolStrip, Rectangle affectedBounds, Color backColor) { this.toolStrip = toolStrip; this.affectedBounds = affectedBounds; this.graphics = g; this.backColor = backColor; } ////// /// the bounds to draw in /// public Rectangle AffectedBounds { get { return affectedBounds; } } ////// /// the back color to draw with. /// public Color BackColor { get { if (backColor == Color.Empty) { // get the user specified color backColor = toolStrip.RawBackColor; if (backColor == Color.Empty) { if (toolStrip is ToolStripDropDown) { backColor = SystemColors.Menu; } else if (toolStrip is MenuStrip) { backColor = SystemColors.MenuBar; } else { backColor = SystemColors.Control; } } } return backColor; } } ////// /// the graphics object to draw with /// public Graphics Graphics { get { return graphics; } } ////// /// Represents which toolStrip was affected by the click /// public ToolStrip ToolStrip { get { return toolStrip; } } ///public Rectangle ConnectedArea { get { ToolStripDropDown dropDown = toolStrip as ToolStripDropDown; if (dropDown != null) { ToolStripDropDownItem ownerItem = dropDown.OwnerItem as ToolStripDropDownItem; if (ownerItem is MdiControlStrip.SystemMenuItem) { // there's no connected rect between a system menu item and a dropdown. return Rectangle.Empty; } if (ownerItem !=null && ownerItem.ParentInternal != null && !ownerItem.IsOnDropDown) { // translate the item into our coordinate system. Rectangle itemBounds = new Rectangle(toolStrip.PointToClient(ownerItem.TranslatePoint(Point.Empty, ToolStripPointType.ToolStripItemCoords, ToolStripPointType.ScreenCoords)), ownerItem.Size); Rectangle bounds = ToolStrip.Bounds; Rectangle overlap = ToolStrip.ClientRectangle; overlap.Inflate(1,1); if (overlap.IntersectsWith(itemBounds)) { switch (ownerItem.DropDownDirection) { case ToolStripDropDownDirection.AboveLeft: case ToolStripDropDownDirection.AboveRight: // Consider... the shadow effect interferes with the connected area. return Rectangle.Empty; // return new Rectangle(itemBounds.X+1, bounds.Height -2, itemBounds.Width -2, 2); case ToolStripDropDownDirection.BelowRight: case ToolStripDropDownDirection.BelowLeft: overlap.Intersect(itemBounds); if (overlap.Height == 2) { return new Rectangle(itemBounds.X+1, 0, itemBounds.Width -2, 2); } // if its overlapping more than one pixel, this means we've pushed it to obscure // the menu item. in this case pretend it's not connected. return Rectangle.Empty; case ToolStripDropDownDirection.Right: case ToolStripDropDownDirection.Left: return Rectangle.Empty; // Consider... the shadow effect interferes with the connected area. // return new Rectangle(bounds.Width-2, 1, 2, itemBounds.Height-2); } } } } return Rectangle.Empty; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- Int32Storage.cs
- DocumentDesigner.cs
- StylusEventArgs.cs
- BuildProvider.cs
- ProcessModule.cs
- CryptoApi.cs
- ISFTagAndGuidCache.cs
- FileDialogCustomPlace.cs
- WebPartAddingEventArgs.cs
- RsaElement.cs
- ToolStrip.cs
- PathTooLongException.cs
- ArrangedElementCollection.cs
- CollectionsUtil.cs
- PointAnimationUsingPath.cs
- ImageSourceTypeConverter.cs
- SystemIPGlobalProperties.cs
- DictationGrammar.cs
- TaskExceptionHolder.cs
- MsmqIntegrationMessageProperty.cs
- DesignerVerbCollection.cs
- WebPartConnectionsCloseVerb.cs
- CaseInsensitiveComparer.cs
- Pkcs7Recipient.cs
- TypeUsage.cs
- WhiteSpaceTrimStringConverter.cs
- IssuedTokenClientBehaviorsElementCollection.cs
- BufferedStream.cs
- CurrentChangingEventManager.cs
- TransformGroup.cs
- HashLookup.cs
- XmlUtf8RawTextWriter.cs
- AuthenticationModuleElement.cs
- EastAsianLunisolarCalendar.cs
- SpnegoTokenProvider.cs
- ErrorRuntimeConfig.cs
- InputQueue.cs
- GridViewPageEventArgs.cs
- EdmType.cs
- DelegatingChannelListener.cs
- Grammar.cs
- XPathAncestorIterator.cs
- HttpCacheVaryByContentEncodings.cs
- ComboBoxAutomationPeer.cs
- BaseDataBoundControl.cs
- TypeDescriptionProviderAttribute.cs
- sapiproxy.cs
- InvariantComparer.cs
- ComplexTypeEmitter.cs
- ServerIdentity.cs
- CharAnimationUsingKeyFrames.cs
- PropertyBuilder.cs
- X509CertificateChain.cs
- FontClient.cs
- DocumentViewer.cs
- BasicAsyncResult.cs
- CodeNamespace.cs
- BulletedListEventArgs.cs
- Symbol.cs
- EntityDataSourceQueryBuilder.cs
- OleDbInfoMessageEvent.cs
- SystemIcmpV4Statistics.cs
- LiteralDesigner.cs
- ProviderConnectionPoint.cs
- Decimal.cs
- BindingOperations.cs
- FormViewDeletedEventArgs.cs
- Transform3D.cs
- XsdDataContractImporter.cs
- UserMapPath.cs
- ListParaClient.cs
- TextContainerChangedEventArgs.cs
- DataControlCommands.cs
- WorkflowEnvironment.cs
- InteropAutomationProvider.cs
- TransformerInfoCollection.cs
- ProtocolsConfigurationEntry.cs
- CannotUnloadAppDomainException.cs
- AssemblyFilter.cs
- TextRange.cs
- OrderedParallelQuery.cs
- DataGridViewLinkColumn.cs
- RoutedEventConverter.cs
- PieceDirectory.cs
- MemberJoinTreeNode.cs
- SafeNativeMethods.cs
- TypeLoadException.cs
- OleDbError.cs
- QilTargetType.cs
- DatasetMethodGenerator.cs
- ProcessManager.cs
- PointCollection.cs
- GenericUriParser.cs
- GridView.cs
- XmlSchemaDatatype.cs
- AffineTransform3D.cs
- RawUIStateInputReport.cs
- IndexerReference.cs
- RadioButtonDesigner.cs
- ExtendedPropertyInfo.cs