PropertyValueUIItem コンストラクタ
アセンブリ: System.Drawing (system.drawing.dll 内)

Public Sub New ( _ uiItemImage As Image, _ handler As PropertyValueUIItemInvokeHandler, _ tooltip As String _ )
Dim uiItemImage As Image Dim handler As PropertyValueUIItemInvokeHandler Dim tooltip As String Dim instance As New PropertyValueUIItem(uiItemImage, handler, tooltip)
public PropertyValueUIItem ( Image uiItemImage, PropertyValueUIItemInvokeHandler handler, string tooltip )
public: PropertyValueUIItem ( Image^ uiItemImage, PropertyValueUIItemInvokeHandler^ handler, String^ tooltip )
public PropertyValueUIItem ( Image uiItemImage, PropertyValueUIItemInvokeHandler handler, String tooltip )
public function PropertyValueUIItem ( uiItemImage : Image, handler : PropertyValueUIItemInvokeHandler, tooltip : String )


HorizontalMargin または VerticalMargin という名前のコンポーネントのプロパティの PropertyValueUIItem オブジェクトを次のコード例に示します。なお、この PropertyValueUIItem は、対象のプロパティにイメージとツールヒントを提供するだけでなく、それらのプロパティのイメージがクリックされたときにメッセージ ボックスを表示するイベント ハンドラも提供します。このコード例は IPropertyValueUIService インターフェイスのトピックで取り上げているコード例の一部分です。
' PropertyValueUIHandler delegate that provides PropertyValueUIItem ' objects to any properties named HorizontalMargin or VerticalMargin. Private Sub marginPropertyValueUIHandler(ByVal context As System.ComponentModel.ITypeDescriptorContext, ByVal propDesc As System.ComponentModel.PropertyDescriptor, ByVal itemList As ArrayList) ' A PropertyValueUIHandler added to the IPropertyValueUIService ' is queried once for each property of a component and passed ' a PropertyDescriptor that represents the characteristics of ' the property when the Properties window is set to a new ' component. A PropertyValueUIHandler can determine whether ' to add a PropertyValueUIItem for the object to its ValueUIItem ' list depending on the values of the PropertyDescriptor. If propDesc.DisplayName.Equals("HorizontalMargin") Then Dim img As Image = DeserializeFromBase64Text(imageBlob1) itemList.Add(New PropertyValueUIItem(img, New PropertyValueUIItemInvokeHandler(AddressOf Me.marginInvoke), "Test ToolTip")) End If If propDesc.DisplayName.Equals("VerticalMargin") Then Dim img As Image = DeserializeFromBase64Text(imageBlob1) img.RotateFlip(RotateFlipType.Rotate90FlipNone) itemList.Add(New PropertyValueUIItem(img, New PropertyValueUIItemInvokeHandler(AddressOf Me.marginInvoke), "Test ToolTip")) End If End Sub
// PropertyValueUIHandler delegate that provides PropertyValueUIItem // objects to any properties named HorizontalMargin or VerticalMargin. private void marginPropertyValueUIHandler(System.ComponentModel.ITypeDescriptorContext context, System.ComponentModel.PropertyDescriptor propDesc, ArrayList itemList) { // A PropertyValueUIHandler added to the IPropertyValueUIService // is queried once for each property of a component and passed // a PropertyDescriptor that represents the characteristics of // the property when the Properties window is set to a new // component. A PropertyValueUIHandler can determine whether // to add a PropertyValueUIItem for the object to its ValueUIItem // list depending on the values of the PropertyDescriptor. if( propDesc.DisplayName.Equals( "HorizontalMargin" ) ) { Image img = DeserializeFromBase64Text(imageBlob1); itemList.Add( new PropertyValueUIItem( img, new PropertyValueUIItemInvokeHandler(this.marginInvoke), "Test ToolTip") ); } if( propDesc.DisplayName.Equals( "VerticalMargin" ) ) { Image img = DeserializeFromBase64Text(imageBlob1); img.RotateFlip(RotateFlipType.Rotate90FlipNone); itemList.Add( new PropertyValueUIItem( img, new PropertyValueUIItemInvokeHandler(this.marginInvoke), "Test ToolTip") ); } }
// PropertyValueUIHandler delegate that provides PropertyValueUIItem // objects to any properties named horizontalMargin or verticalMargin. void marginPropertyValueUIHandler( System::ComponentModel::ITypeDescriptorContext^ /*context*/, System::ComponentModel::PropertyDescriptor^ propDesc, ArrayList^ itemList ) { // A PropertyValueUIHandler added to the IPropertyValueUIService // is queried once for each property of a component and passed // a PropertyDescriptor that represents the characteristics of // the property when the Properties window is set to a new // component. A PropertyValueUIHandler can determine whether // to add a PropertyValueUIItem for the object to its ValueUIItem // list depending on the values of the PropertyDescriptor. if ( propDesc->DisplayName->Equals( "horizontalMargin" ) ) { Image^ img = DeserializeFromBase64Text( imageBlob1 ); itemList->Add( gcnew PropertyValueUIItem( img,gcnew PropertyValueUIItemInvokeHandler( this, &PropertyUIComponent::marginInvoke ),"Test ToolTip" ) ); } if ( propDesc->DisplayName->Equals( "verticalMargin" ) ) { Image^ img = DeserializeFromBase64Text( imageBlob1 ); img->RotateFlip( RotateFlipType::Rotate90FlipNone ); itemList->Add( gcnew PropertyValueUIItem( img,gcnew PropertyValueUIItemInvokeHandler( this, &PropertyUIComponent::marginInvoke ),"Test ToolTip" ) ); } }
// PropertyValueUIHandler delegate that provides PropertyValueUIItem // objects to any properties named HorizontalMargin or VerticalMargin. private void MarginPropertyValueUIHandler(System.ComponentModel. ITypeDescriptorContext context, System.ComponentModel. PropertyDescriptor propDesc, ArrayList itemList) { // A PropertyValueUIHandler added to the IPropertyValueUIService // is queried once for each property of a component and passed // a PropertyDescriptor that represents the characteristics of // the property when the Properties window is set to a new // component. A PropertyValueUIHandler can determine whether // to add a PropertyValueUIItem for the object to its ValueUIItem // list depending on the values of the PropertyDescriptor. if (propDesc.get_DisplayName().Equals("HorizontalMargin")) { Image img = DeserializeFromBase64Text(imageBlob1); itemList.Add(new PropertyValueUIItem(img, new PropertyValueUIItemInvokeHandler(this.MarginInvoke) , "Test ToolTip")); } if (propDesc.get_DisplayName().Equals("VerticalMargin")) { Image img = DeserializeFromBase64Text(imageBlob1); img.RotateFlip(RotateFlipType.Rotate90FlipNone); itemList.Add(new PropertyValueUIItem(img, new PropertyValueUIItemInvokeHandler(this.MarginInvoke) , "Test ToolTip")); } } //MarginPropertyValueUIHandler

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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