C# IVwSelection.ExtendToStringBoundaries方法代码示例

		/// ------------------------------------------------------------------------------------
		/// <summary>
		/// Handle TE specific requirements on selection change.
		/// </summary>
		/// <param name="prootb"></param>
		/// <param name="vwselNew"></param>
		/// ------------------------------------------------------------------------------------
		public override void SelectionChanged(IVwRootBox prootb, IVwSelection vwselNew)
		{
			CheckDisposed();
			// selection change is being done by this routine, don't need to do processing
			// second time.
			if (m_selectionUpdateInProcess)
				return;

			// Make sure we don't try to use the old selection (TE-5009).
			m_viewSelection = null;

			SelectionHelper helper = SelectionHelper.Create(vwselNew, prootb.Site);

			UpdateGotoPassageControl(); // update the verse reference to the new selection
			SetInformationBarForSelection(); // update title bar with section reference range

			if (MainTransVc != null)
				ProcessBTSelChange(helper);

			bool updatedSelection = false;

			int hvoSelObj = 0;
			if (helper != null && helper.LevelInfo.Length > 0)
				hvoSelObj = helper.LevelInfo[0].hvo;

			IGetTeStVc getVc = prootb.Site as IGetTeStVc;
			TeStVc vc = null;
			if (getVc != null)
				vc = getVc.Vc;

			if (vc != null && vc.SuppressCommentPromptHvo != hvoSelObj)
			{
				vc.SuppressCommentPromptHvo = 0;
				// Enhance JohnT: do a Propchanged (possibly delayed until idle) on hvo.Comment to make the prompt reappear.
			}

			// If the selection is in a user prompt then extend the selection to cover the
			// entire prompt.
			if (IsSelectionInPrompt(helper))
			{
				if (vc != null)
					vc.SuppressCommentPromptHvo = hvoSelObj;

				// If we're not really showing the prompt, but just an incomplete composition that was typed
				// over it, we do NOT want to select all of it all the time! (TE-8267).
				if (!prootb.IsCompositionInProgress)
					vwselNew.ExtendToStringBoundaries();
				if (!vwselNew.IsEditable && helper != null)
				{
					// We somehow got an IP that associates with the non-editable spacer next to the prompt.
					// We need to extend in the opposite direction.
					helper.AssocPrev = !helper.AssocPrev;
					IVwSelection sel = helper.SetSelection(EditedRootBox.Site, false, false);
					// Make sure that the new selection is editable before we install it. This keeps us
					// from getting here again and again (recursively). (TE-8763)
					if (sel.IsEditable)
						sel.Install();
					return; // We have already been called again as the new selection is installed.
				}
				SetKeyboardForSelection(vwselNew);
			}

			// This isn't ideal but it's one of the better of several bad options for dealing
			// with simplifying the selection changes in footnote views.
			if ((m_viewType & TeViewType.FootnoteView) != 0 ||
				(m_viewType & TeViewType.NotesDataEntryView) != 0 || helper == null)
			{
				// This makes sure the writing system and styles combos get updated.
				base.SelectionChanged(prootb, vwselNew);
				return;
			}

			// If selection is IP, don't allow it to be associated with a verse number run.
			bool fRangeSelection = vwselNew.IsRange;
			if (!fRangeSelection)
				PreventIPAssociationWithVerseRun(vwselNew, prootb, ref updatedSelection);

			// Need to do this at end since selection may be changed by this method.
			// Doing this at top can also cause value of style in StylesComboBox to flash
			base.SelectionChanged(prootb, vwselNew);

			// If we changed the selection in this method we want to set the viewSelection to
			// null so that the next time it is gotten it will have the correct selection.
			if (updatedSelection)
				m_viewSelection = null;

			// Make sure the selection is in a valid Scripture element.
			int tagSelection;
			int hvoSelection;
			if (!vwselNew.IsValid || !GetSelectedScrElement(out tagSelection, out hvoSelection))
			{
				m_sPrevSelectedText = null;
				return;
//.........这里部分代码省略.........

		protected override void HandleSelectionChange(IVwRootBox rootb, IVwSelection vwselNew)
		{
			CheckDisposed();

			base.HandleSelectionChange(rootb, vwselNew);

			// JohnT: it's remotely possible that the base, in calling commit, made this
			// selection no longer useable.
			if (!vwselNew.IsValid)
				return;

			IWfiWordform wordform;
			if (!GetSelectedWordform(vwselNew, out wordform))
				wordform = null;
			m_mediator.PropertyTable.SetProperty("TextSelectedWord", wordform);
			m_mediator.PropertyTable.SetPropertyPersistence("TextSelectedWord", false);

			SelectionHelper helper = SelectionHelper.Create(vwselNew, this);
			if (helper != null && helper.GetTextPropId(SelectionHelper.SelLimitType.Anchor) == RawTextVc.kTagUserPrompt)
			{
				vwselNew.ExtendToStringBoundaries();
				EditingHelper.SetKeyboardForSelection(vwselNew);
			}
		}

		/// ------------------------------------------------------------------------------------
		/// <summary>
		/// Handle TE specific requirements on selection change.
		/// </summary>
		/// <param name="rootb">The rootbox whose selection changed</param>
		/// <param name="vwselNew">The new selection</param>
		/// ------------------------------------------------------------------------------------
		public override void HandleSelectionChange(IVwRootBox rootb, IVwSelection vwselNew)
		{
			CheckDisposed();

			// selection change is being done by this routine, don't need to do processing
			// second time.
			if (m_selectionUpdateInProcess)
				return;

			SelectionHelper helper = CurrentSelection;

			UpdateGotoPassageControl(); // update the verse reference to the new selection
			SetInformationBarForSelection(); // update title bar with section reference range

			if (VernacularDraftVc != null)
				ProcessBTSelChange(helper);

			int hvoSelObj = 0;
			if (helper != null && helper.LevelInfo.Length > 0)
				hvoSelObj = helper.LevelInfo[0].hvo;

			ITeDraftView getVc = rootb.Site as ITeDraftView;
			TeStVc vc = (getVc != null) ? getVc.Vc : null;

			if (vc != null && vc.HvoOfSegmentWhoseBtPromptIsToBeSupressed != hvoSelObj)
			{
				vc.HvoOfSegmentWhoseBtPromptIsToBeSupressed = 0;
				// Enhance JohnT: do a Propchanged (possibly delayed until idle) on hvo.Comment to make the prompt reappear.
			}

			// If the selection is in a user prompt then extend the selection to cover the
			// entire prompt.
			if (IsSelectionInPrompt(helper))
			{
				if (vc != null)
					vc.HvoOfSegmentWhoseBtPromptIsToBeSupressed = hvoSelObj;

				// If we're not really showing the prompt, but just an incomplete composition that was typed
				// over it, we do NOT want to select all of it all the time! (TE-8267).
				if (!rootb.IsCompositionInProgress)
					vwselNew.ExtendToStringBoundaries();
				SetKeyboardForSelection(vwselNew);
			}

			// This isn't ideal but it's one of the better of several bad options for dealing
			// with simplifying the selection changes in footnote views.
			if ((m_viewType & TeViewType.FootnoteView) != 0 || helper == null)
			{
				// This makes sure the writing system and styles combos get updated.
				base.HandleSelectionChange(rootb, vwselNew);
				return;
			}

			// If selection is IP, don't allow it to be associated with a verse number run.
			bool fRangeSelection = vwselNew.IsRange;
			if (!fRangeSelection)
				PreventIPAssociationWithVerseRun(rootb);

			// Need to do this at end since selection may be changed by this method.
			// Doing this at top can also cause value of style in StylesComboBox to flash
			base.HandleSelectionChange(rootb, vwselNew);

			// Make sure the selection is in a valid Scripture element.
			int tagSelection;
			int hvoSelection;
			if (!vwselNew.IsValid || !GetSelectedScrElement(out tagSelection, out hvoSelection))
			{
				m_sPrevSelectedText = null;
				return;
			}

			// Determine whether or not the selection changed but is in a different reference.
			bool fInSameRef = (m_oldReference == CurrentStartRef);
			if (fInSameRef && !fRangeSelection)
			{
				m_sPrevSelectedText = null;
				SyncToScrLocation(true);
				return;
			}

			ScrReference curStartRef = CurrentStartRef;
			if (curStartRef.Chapter == 0)
				curStartRef.Chapter = 1;

			m_oldReference = CurrentStartRef;

			string selectedText = null;
			if (fRangeSelection)
			{
				try
				{
					ITsString tssSelectedText;
					vwselNew.GetSelectionString(out tssSelectedText, string.Empty);
//.........这里部分代码省略.........

		private static SimpleRootSiteEditControl CreateEditControl(IChildControlNavigation rawElementProviderRoot,
			IVwRootBox rootBox, IVwSelection selection)
		{
				if (!selection.IsRange)
					selection.ExtendToStringBoundaries();
			return new SimpleRootSiteEditControl(rawElementProviderRoot,
					rootBox.Site as SimpleRootSite, selection, "");
		}

		protected override void HandleSelectionChange(IVwRootBox rootb, IVwSelection vwselNew)
		{
			ICmObject selected = SelectedObject;
			int selectedHvo = 0;
			if (selected != null)
				selectedHvo = selected.Hvo;

			if (selectedHvo != m_prevSelectedHvo)
			{
				if (DeleteItem())
				{
					m_prevSelectedHvo = selectedHvo;
					SelectedObject = selected;
				}
				else
				{
					m_prevSelectedHvo = selectedHvo;
					vwselNew.ExtendToStringBoundaries();
				}
			}
		}

		public override void SelectionChanged(IVwRootBox rootb, IVwSelection vwselNew)
		{
			CheckDisposed();

			base.SelectionChanged(rootb, vwselNew);

			// JohnT: it's remotely possible that the base, in calling commit, made this
			// selection no longer useable.
			if (!vwselNew.IsValid)
				return;

			SelectionHelper helper = SelectionHelper.Create(vwselNew, this);
			if (helper != null && helper.GetTextPropId(SelectionHelper.SelLimitType.Anchor) == RawTextVc.kTagUserPrompt)
			{
				vwselNew.ExtendToStringBoundaries();
				EditingHelper.SetKeyboardForSelection(vwselNew);
			}
		}