private UnsafeNativeMethods.IEnumTfRanges GetPropertyUpdate( UnsafeNativeMethods.ITfEditRecord editRecord) { UnsafeNativeMethods.IEnumTfRanges ranges; unsafe { fixed(Guid *pguid = &_guid) { // // // Temporarily, we use "ref IntPtr". // // How to express Guid**? The retail build (optimization?) // does not allow the following code. // // Guid guid = _guid; // Guid *pguid = (Guid*)guid; // // Under the debug build, &pguid can point to pguid points // valid GUID. But pguid is not assigned under the retail // build. It seems "guid = _guid" is not compiled. // IntPtr p = (IntPtr)pguid; editRecord.GetTextAndPropertyUpdates(0, ref p, 1, out ranges); } } return(ranges); }
//------------------------------------------------------ // // Internal Methods // //------------------------------------------------------ #region Internal Methods /// <summary> /// Calback function for TextEditSink /// we track all property change here. /// </summary> internal void OnEndEdit( UnsafeNativeMethods.ITfContext context, int ecReadOnly, UnsafeNativeMethods.ITfEditRecord editRecord) { if (_propertyRanges == null) { _propertyRanges = new TextServicesDisplayAttributePropertyRanges(_textstore); } _propertyRanges.OnEndEdit(context, ecReadOnly, editRecord); }
private unsafe UnsafeNativeMethods.IEnumTfRanges GetPropertyUpdate(UnsafeNativeMethods.ITfEditRecord editRecord) { UnsafeNativeMethods.IEnumTfRanges result; fixed(Guid *ptr = &this._guid) { IntPtr intPtr = (IntPtr)((void *)ptr); editRecord.GetTextAndPropertyUpdates(0, ref intPtr, 1, out result); } return(result); }
internal virtual void OnEndEdit(UnsafeNativeMethods.ITfContext context, int ecReadOnly, UnsafeNativeMethods.ITfEditRecord editRecord) { int fetched; UnsafeNativeMethods.IEnumTfRanges ranges; UnsafeNativeMethods.ITfProperty prop = null; ranges = GetPropertyUpdate(editRecord); UnsafeNativeMethods.ITfRange [] outRanges; outRanges = new UnsafeNativeMethods.ITfRange[1]; while (ranges.Next(1, outRanges, out fetched) == 0) { // // check the element has enabled dynamic property. // ITextPointer start; ITextPointer end; ConvertToTextPosition(outRanges[0], out start, out end); if (prop == null) { context.GetProperty(ref _guid, out prop); } UnsafeNativeMethods.IEnumTfRanges rangesProp; if (prop.EnumRanges(ecReadOnly, out rangesProp, outRanges[0]) == 0) { UnsafeNativeMethods.ITfRange [] outRangesProp; outRangesProp = new UnsafeNativeMethods.ITfRange[1]; while (rangesProp.Next(1, outRangesProp, out fetched) == 0) { OnRange(prop, ecReadOnly, outRangesProp[0]); Marshal.ReleaseComObject(outRangesProp[0]); } Marshal.ReleaseComObject(rangesProp); } Marshal.ReleaseComObject(outRanges[0]); } Marshal.ReleaseComObject(ranges); if (prop != null) { Marshal.ReleaseComObject(prop); } }
private UnsafeNativeMethods.IEnumTfRanges GetPropertyUpdate( UnsafeNativeMethods.ITfEditRecord editRecord) { UnsafeNativeMethods.IEnumTfRanges ranges; unsafe { fixed(Guid *pguid = &_guid) { // // IntPtr p = (IntPtr)pguid; editRecord.GetTextAndPropertyUpdates(0, ref p, 1, out ranges); } } return(ranges); }
internal override void OnEndEdit(UnsafeNativeMethods.ITfContext context, int ecReadOnly, UnsafeNativeMethods.ITfEditRecord editRecord) { if (this._compositionAdorner != null) { this._compositionAdorner.Uninitialize(); this._compositionAdorner = null; } Guid guid = base.Guid; UnsafeNativeMethods.ITfProperty tfProperty; context.GetProperty(ref guid, out tfProperty); UnsafeNativeMethods.IEnumTfRanges enumTfRanges; if (tfProperty.EnumRanges(ecReadOnly, out enumTfRanges, null) == 0) { UnsafeNativeMethods.ITfRange[] array = new UnsafeNativeMethods.ITfRange[1]; int num; while (enumTfRanges.Next(1, array, out num) == 0) { int int32Value = this.GetInt32Value(ecReadOnly, tfProperty, array[0]); TextServicesDisplayAttribute displayAttribute = TextServicesDisplayAttributePropertyRanges.GetDisplayAttribute(int32Value); if (displayAttribute != null && !displayAttribute.IsEmptyAttribute()) { ITextPointer textPointer; ITextPointer end; base.ConvertToTextPosition(array[0], out textPointer, out end); if (textPointer != null) { if (this._compositionAdorner == null) { this._compositionAdorner = new CompositionAdorner(base.TextStore.TextView); this._compositionAdorner.Initialize(base.TextStore.TextView); } this._compositionAdorner.AddAttributeRange(textPointer, end, displayAttribute); } } Marshal.ReleaseComObject(array[0]); } if (this._compositionAdorner != null) { base.TextStore.RenderScope.UpdateLayout(); this._compositionAdorner.InvalidateAdorner(); } Marshal.ReleaseComObject(enumTfRanges); } Marshal.ReleaseComObject(tfProperty); }
/// <summary> /// Calback function for TextEditSink /// we track the property change here. /// </summary> internal override void OnEndEdit(UnsafeNativeMethods.ITfContext context, int ecReadOnly, UnsafeNativeMethods.ITfEditRecord editRecord) { Guid displayAttributeGuid; UnsafeNativeMethods.ITfProperty displayAttributeProperty; UnsafeNativeMethods.IEnumTfRanges attributeRangeEnumerator; UnsafeNativeMethods.ITfRange[] attributeRanges; int fetched; int guidAtom; TextServicesDisplayAttribute displayAttribute; ITextPointer start; ITextPointer end; // // Remove any existing display attribute highlights. // #if UNUSED_IME_HIGHLIGHT_LAYER if (_highlightLayer != null) { this.TextStore.TextContainer.Highlights.RemoveLayer(_highlightLayer); _highlightLayer = null; } #endif // // Remove any existing composition adorner for display attribute. // if (_compositionAdorner != null) { _compositionAdorner.Uninitialize(); _compositionAdorner = null; } // // Look for new ones. // // Get the DisplayAttributeProperty. displayAttributeGuid = Guid; context.GetProperty(ref displayAttributeGuid, out displayAttributeProperty); // Get a range enumerator for the property. if (displayAttributeProperty.EnumRanges(ecReadOnly, out attributeRangeEnumerator, null) == NativeMethods.S_OK) { attributeRanges = new UnsafeNativeMethods.ITfRange[1]; // Walk each range. while (attributeRangeEnumerator.Next(1, attributeRanges, out fetched) == NativeMethods.S_OK) { // Get a DisplayAttribute for this range. guidAtom = GetInt32Value(ecReadOnly, displayAttributeProperty, attributeRanges[0]); displayAttribute = GetDisplayAttribute(guidAtom); if (displayAttribute != null && !displayAttribute.IsEmptyAttribute()) { // Set a matching highlight for the attribute range. ConvertToTextPosition(attributeRanges[0], out start, out end); if (start != null) { #if UNUSED_IME_HIGHLIGHT_LAYER // Demand create the highlight layer. if (_highlightLayer == null) { _highlightLayer = new DisplayAttributeHighlightLayer(); } #endif if (_compositionAdorner == null) { _compositionAdorner = new CompositionAdorner(this.TextStore.TextView); _compositionAdorner.Initialize(this.TextStore.TextView); } #if UNUSED_IME_HIGHLIGHT_LAYER // Need to pass the foreground and background color of the composition _highlightLayer.Add(start, end, /*TextDecorationCollection:*/ null); #endif // Add the attribute range into CompositionAdorner. _compositionAdorner.AddAttributeRange(start, end, displayAttribute); } } Marshal.ReleaseComObject(attributeRanges[0]); } #if UNUSED_IME_HIGHLIGHT_LAYER if (_highlightLayer != null) { this.TextStore.TextContainer.Highlights.AddLayer(_highlightLayer); } #endif if (_compositionAdorner != null) { // Update the layout to get the acurated rectangle from calling GetRectangleFromTextPosition this.TextStore.RenderScope.UpdateLayout(); // Invalidate the composition adorner to render the composition attribute ranges. _compositionAdorner.InvalidateAdorner(); } Marshal.ReleaseComObject(attributeRangeEnumerator); } Marshal.ReleaseComObject(displayAttributeProperty); }
internal virtual void OnEndEdit(UnsafeNativeMethods.ITfContext context, int ecReadOnly, UnsafeNativeMethods.ITfEditRecord editRecord) { UnsafeNativeMethods.ITfProperty tfProperty = null; UnsafeNativeMethods.IEnumTfRanges propertyUpdate = this.GetPropertyUpdate(editRecord); UnsafeNativeMethods.ITfRange[] array = new UnsafeNativeMethods.ITfRange[1]; int num; while (propertyUpdate.Next(1, array, out num) == 0) { ITextPointer textPointer; ITextPointer textPointer2; this.ConvertToTextPosition(array[0], out textPointer, out textPointer2); if (tfProperty == null) { context.GetProperty(ref this._guid, out tfProperty); } UnsafeNativeMethods.IEnumTfRanges enumTfRanges; if (tfProperty.EnumRanges(ecReadOnly, out enumTfRanges, array[0]) == 0) { UnsafeNativeMethods.ITfRange[] array2 = new UnsafeNativeMethods.ITfRange[1]; while (enumTfRanges.Next(1, array2, out num) == 0) { this.OnRange(tfProperty, ecReadOnly, array2[0]); Marshal.ReleaseComObject(array2[0]); } Marshal.ReleaseComObject(enumTfRanges); } Marshal.ReleaseComObject(array[0]); } Marshal.ReleaseComObject(propertyUpdate); if (tfProperty != null) { Marshal.ReleaseComObject(tfProperty); } }