Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / ComponentModel / COM2Interop / COM2PropertyPageUITypeConverter.cs / 1305376 / COM2PropertyPageUITypeConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms.ComponentModel.Com2Interop { using Microsoft.Win32; using System; using System.ComponentModel; using System.ComponentModel.Design; using System.Diagnostics; using System.Drawing; using System.Drawing.Design; using System.Runtime.InteropServices; using System.Windows.Forms.Design; ////// /// internal class Com2PropertyPageUITypeEditor : Com2ExtendedUITypeEditor, ICom2PropertyPageDisplayService { private Com2PropertyDescriptor propDesc; private Guid guid; public Com2PropertyPageUITypeEditor(Com2PropertyDescriptor pd, Guid guid, UITypeEditor baseEditor) : base(baseEditor){ propDesc = pd; this.guid = guid; } ////// /// Takes the value returned from valueAccess.getValue() and modifies or replaces /// the value, passing the result into valueAccess.setValue(). This is where /// an editor can launch a modal dialog or create a drop down editor to allow /// the user to modify the value. Host assistance in presenting UI to the user /// can be found through the valueAccess.getService function. /// public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value) { IntPtr hWndParent = UnsafeNativeMethods.GetFocus(); // Windows.GetForegroundWindow try { ICom2PropertyPageDisplayService propPageSvc = (ICom2PropertyPageDisplayService)provider.GetService(typeof(ICom2PropertyPageDisplayService)); if (propPageSvc == null) { propPageSvc = this; } object instance = context.Instance; if (!instance.GetType().IsArray) { instance = propDesc.TargetObject; if (instance is ICustomTypeDescriptor) { instance = ((ICustomTypeDescriptor)instance).GetPropertyOwner(propDesc); } } propPageSvc.ShowPropertyPage(propDesc.Name, instance, propDesc.DISPID, this.guid, hWndParent); } catch (Exception ex1) { if (provider != null) { IUIService uiSvc = (IUIService)provider.GetService(typeof(IUIService)); if (uiSvc != null){ uiSvc.ShowError(ex1, SR.GetString(SR.ErrorTypeConverterFailed)); } } } return value; } ////// /// Retrieves the editing style of the Edit method. If the method /// is not supported, this will return None. /// public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context) { return UITypeEditorEditStyle.Modal; } public unsafe void ShowPropertyPage(string title, object component, int dispid, Guid pageGuid, IntPtr parentHandle){ Guid[] guids = new Guid[]{pageGuid}; IntPtr guidsAddr = Marshal.UnsafeAddrOfPinnedArrayElement(guids, 0); object[] objs = component.GetType().IsArray ? (object[])component : new object[]{component}; int nObjs = objs.Length; IntPtr[] objAddrs = new IntPtr[nObjs]; try { for (int i=0; i < nObjs; i++) { objAddrs[i] = Marshal.GetIUnknownForObject(objs[i]); } fixed (IntPtr* pAddrs = objAddrs) { SafeNativeMethods.OleCreatePropertyFrame(new HandleRef(null, parentHandle), 0, 0, title, nObjs, new HandleRef(null, (IntPtr)(long)pAddrs), 1, new HandleRef(null, guidsAddr), SafeNativeMethods.GetThreadLCID(), 0, IntPtr.Zero ); } } finally { for (int i=0; i < nObjs; i++) { if (objAddrs[i] != IntPtr.Zero) { Marshal.Release(objAddrs[i]); } } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms.ComponentModel.Com2Interop { using Microsoft.Win32; using System; using System.ComponentModel; using System.ComponentModel.Design; using System.Diagnostics; using System.Drawing; using System.Drawing.Design; using System.Runtime.InteropServices; using System.Windows.Forms.Design; ////// /// internal class Com2PropertyPageUITypeEditor : Com2ExtendedUITypeEditor, ICom2PropertyPageDisplayService { private Com2PropertyDescriptor propDesc; private Guid guid; public Com2PropertyPageUITypeEditor(Com2PropertyDescriptor pd, Guid guid, UITypeEditor baseEditor) : base(baseEditor){ propDesc = pd; this.guid = guid; } ////// /// Takes the value returned from valueAccess.getValue() and modifies or replaces /// the value, passing the result into valueAccess.setValue(). This is where /// an editor can launch a modal dialog or create a drop down editor to allow /// the user to modify the value. Host assistance in presenting UI to the user /// can be found through the valueAccess.getService function. /// public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value) { IntPtr hWndParent = UnsafeNativeMethods.GetFocus(); // Windows.GetForegroundWindow try { ICom2PropertyPageDisplayService propPageSvc = (ICom2PropertyPageDisplayService)provider.GetService(typeof(ICom2PropertyPageDisplayService)); if (propPageSvc == null) { propPageSvc = this; } object instance = context.Instance; if (!instance.GetType().IsArray) { instance = propDesc.TargetObject; if (instance is ICustomTypeDescriptor) { instance = ((ICustomTypeDescriptor)instance).GetPropertyOwner(propDesc); } } propPageSvc.ShowPropertyPage(propDesc.Name, instance, propDesc.DISPID, this.guid, hWndParent); } catch (Exception ex1) { if (provider != null) { IUIService uiSvc = (IUIService)provider.GetService(typeof(IUIService)); if (uiSvc != null){ uiSvc.ShowError(ex1, SR.GetString(SR.ErrorTypeConverterFailed)); } } } return value; } ////// /// Retrieves the editing style of the Edit method. If the method /// is not supported, this will return None. /// public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context) { return UITypeEditorEditStyle.Modal; } public unsafe void ShowPropertyPage(string title, object component, int dispid, Guid pageGuid, IntPtr parentHandle){ Guid[] guids = new Guid[]{pageGuid}; IntPtr guidsAddr = Marshal.UnsafeAddrOfPinnedArrayElement(guids, 0); object[] objs = component.GetType().IsArray ? (object[])component : new object[]{component}; int nObjs = objs.Length; IntPtr[] objAddrs = new IntPtr[nObjs]; try { for (int i=0; i < nObjs; i++) { objAddrs[i] = Marshal.GetIUnknownForObject(objs[i]); } fixed (IntPtr* pAddrs = objAddrs) { SafeNativeMethods.OleCreatePropertyFrame(new HandleRef(null, parentHandle), 0, 0, title, nObjs, new HandleRef(null, (IntPtr)(long)pAddrs), 1, new HandleRef(null, guidsAddr), SafeNativeMethods.GetThreadLCID(), 0, IntPtr.Zero ); } } finally { for (int i=0; i < nObjs; i++) { if (objAddrs[i] != IntPtr.Zero) { Marshal.Release(objAddrs[i]); } } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- XmlMemberMapping.cs
- UnaryQueryOperator.cs
- ValuePattern.cs
- XmlAttributeCollection.cs
- IBuiltInEvidence.cs
- ExpandSegment.cs
- CompositeDataBoundControl.cs
- EventEntry.cs
- DbResourceAllocator.cs
- DecoderNLS.cs
- XomlDesignerLoader.cs
- StringKeyFrameCollection.cs
- OdbcConnection.cs
- X509Chain.cs
- RectAnimation.cs
- JsonDataContract.cs
- DecoderFallback.cs
- StringPropertyBuilder.cs
- ReadOnlyMetadataCollection.cs
- SrgsElementList.cs
- NamespaceCollection.cs
- ImageListStreamer.cs
- HtmlInputSubmit.cs
- _StreamFramer.cs
- BindingEditor.xaml.cs
- EditorZone.cs
- DefaultAuthorizationContext.cs
- Utility.cs
- DateTimeUtil.cs
- NamedObject.cs
- baseaxisquery.cs
- HtmlEmptyTagControlBuilder.cs
- BamlLocalizabilityResolver.cs
- BaseDataList.cs
- ButtonField.cs
- FontNameEditor.cs
- TimeoutException.cs
- CheckBoxFlatAdapter.cs
- XPathDescendantIterator.cs
- ClientClassGenerator.cs
- ProtocolsConfigurationHandler.cs
- AccessibilityHelperForVista.cs
- FileSystemEventArgs.cs
- ThicknessConverter.cs
- SettingsPropertyValue.cs
- XsltException.cs
- EditorPart.cs
- TextEffectCollection.cs
- TraceSwitch.cs
- StringTraceRecord.cs
- OdbcFactory.cs
- TextStore.cs
- InputReferenceExpression.cs
- DbParameterHelper.cs
- ProfileService.cs
- DataColumnChangeEvent.cs
- AvTraceDetails.cs
- SR.cs
- DataServiceHostFactory.cs
- HMAC.cs
- EdmSchemaAttribute.cs
- BindingExpressionBase.cs
- QilTernary.cs
- SQLInt64.cs
- GridViewRowEventArgs.cs
- HtmlWindowCollection.cs
- DetailsViewUpdatedEventArgs.cs
- AttributeQuery.cs
- OleDbCommand.cs
- NameSpaceExtractor.cs
- StrokeCollection.cs
- ExpressionVisitor.cs
- AuthenticationSchemesHelper.cs
- RunWorkerCompletedEventArgs.cs
- localization.cs
- SoapCodeExporter.cs
- KnownIds.cs
- DesignerOptions.cs
- KeyGesture.cs
- MemoryMappedViewAccessor.cs
- XPathBuilder.cs
- WebEvents.cs
- XmlParserContext.cs
- XPathSelfQuery.cs
- ToolStripGripRenderEventArgs.cs
- EventDescriptor.cs
- ResourcesBuildProvider.cs
- WorkItem.cs
- MsmqInputChannelListener.cs
- ComplexLine.cs
- GPPOINTF.cs
- WindowsSlider.cs
- Table.cs
- SamlAuthorizationDecisionClaimResource.cs
- DataControlHelper.cs
- BitmapCodecInfo.cs
- GB18030Encoding.cs
- ManifestSignedXml.cs
- ProfilePropertySettingsCollection.cs
- DataTemplate.cs