Java TextSelection.getOffset方法代碼示例

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
public void commentSelection(TextSelection selection, IDocument doc){
	if (selection.getLength() > 0) {
		try {
			int offset;
			offset = selection.getOffset();
			doc.replace(offset, 0, commentBegin);
			offset += selection.getLength() + commentBegin.length();
			doc.replace(offset, 0, commentEnd);
		} catch (BadLocationException e) {
			e.printStackTrace();
		}
	} else {
		// TODO: Comment the range!
		System.out.println("Comment the range!");
	}
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	markSpec = getMark();
	IEditorPart edPart = HandlerUtil.getActiveEditor(event);
	if (edPart instanceof FluentMkEditor) {
		editor = (FluentMkEditor) edPart;
		doc = editor.getDocument();
		if (doc != null) {
			ISelection sel = HandlerUtil.getCurrentSelection(event);
			if (sel instanceof TextSelection) {
				TextSelection tsel = (TextSelection) sel;
				int beg = tsel.getOffset();
				int len = tsel.getLength();
				cpos = editor.getCursorOffset();
				if (len == 0) beg = cpos;
				try {
					if (samePartition(beg, len)) {
						toggle(beg, len);
					}
				} catch (BadLocationException e) {}
			}
		}
	}
	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	IEditorPart edPart = HandlerUtil.getActiveEditor(event);
	if (edPart instanceof FluentMkEditor) {
		FluentMkEditor editor = (FluentMkEditor) edPart;
		IDocument doc = editor.getDocument();
		if (doc != null) {
			ISelection sel = HandlerUtil.getCurrentSelection(event);
			if (sel instanceof TextSelection) {
				TextSelection tsel = (TextSelection) sel;
				int beg = tsel.getOffset();
				int len = tsel.getLength();

				switch (checkPartition(doc, beg, len)) {
					case NONE:
						addComment(doc, beg, len);
						break;
					case SAME:
						removeComment(doc, beg);
						break;
				}
			}
		}
	}
	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public void run() {
	IXtextDocument document = editor.getDocument();
	ISelection selection = editor.getSelectionProvider().getSelection();
	if (selection instanceof TextSelection) {
		TextSelection textSelection = (TextSelection) selection;
		if (textSelection.getLength()==0) {
			IRegion region = matcher.match(document, textSelection.getOffset());
			if (region != null) {
				if (region.getOffset()+1==textSelection.getOffset()) {
					editor.selectAndReveal(region.getOffset()+region.getLength(),0);
				} else {
					editor.selectAndReveal(region.getOffset()+1,0);
				}
			}
		}
	}
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
protected void setSelectedElementField() {
	ISelectionProvider selectionProvider = getSelectionProvider();
	if(selectionProvider == null) {
		return; // Can happen during dispose 
	}
	
	ISelection selection = selectionProvider.getSelection();
	if(selection instanceof TextSelection) {
		TextSelection textSelection = (TextSelection) selection;
		int caretOffset = textSelection.getOffset();
		
		SourceFileStructure structure;
		try {
			structure = getSourceStructure();
		} catch(CommonException e) {
			return;
		}
		if(structure != null) {
			StructureElement selectedElement = structure.getStructureElementAt(caretOffset);
			selectedElementField.setFieldValue(selectedElement);
		}
	}
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
public String getCurrentKey() {
    ITextEditor textEditor = getEditor();
    if (textEditor.getSelectionProvider().getSelection() instanceof TextSelection) {
        TextSelection selection = (TextSelection) textEditor.getSelectionProvider().getSelection();
        int selectionStart = selection.getOffset();
        String content = getContent();
        int start = 0, end = 0;
        
        // Extract the bounds of the line containing the selection
        for (start = selectionStart; start > 0 && content.charAt(start-1) != '\n'; start--);
        for (end = start; end < content.length()-1 && content.charAt(end+1) != '=' && content.charAt(end+1) != '\n'; end++);
        
        String line = content.substring(start, end+1).trim();
        return line;
    }
    return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
private void formatAndBoxComment()
		throws org.eclipse.jface.text.BadLocationException {
	if (formatComment()) {
		// Need to recompute things that were changed by executing
		// formatComment.
		text = doc.get();
		selection = (TextSelection) selectionProvider.getSelection();
		offset = selection.getOffset();

		boxComment();
	}
	return;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	IEditorPart editor = HandlerUtil.getActiveEditor(event);
	if ( editor instanceof AtlEditorExt ) {
		AtlEditorExt atlEditor = (AtlEditorExt) editor;
		IFile file = (IFile) atlEditor.getUnderlyingResource();
		
		AnalysisResult r = AnalysisIndex.getInstance().getAnalysisOrLoad(file);
		if ( r == null )
			return null;
		
		
		ISelection s = HandlerUtil.getCurrentSelection(event);
		
		if ( s instanceof TextSelection ) {
			TextSelection ts = (TextSelection) s;
			int offset = ts.getOffset();
			
			IDocument doc = atlEditor.getViewer().getDocument();
			
			LocatedElement found = WorkbenchUtil.getElementFromOffset(offset, r.getATLModel(), doc);
			if ( found != null ) {
				Binding binding = ATLUtils.getContainer(found, Binding.class);
				MatchedRule mr = ATLUtils.getContainer(found, MatchedRule.class);
				if ( binding != null ) {
					showDialog(HandlerUtil.getActiveShell(event), binding, r);
				} else if ( mr != null ){
					showDialog(HandlerUtil.getActiveShell(event), mr, r);					
				}
			}				
		}
		
	}
	
	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public @Nullable Object execute(@Nullable ExecutionEvent event) throws ExecutionException {
	IEditorPart editorPart = HandlerUtil.getActiveEditor(event);
	if (!(editorPart instanceof RustEditor)) {
		return null;
	}
	RustEditor editor = (RustEditor) editorPart;
	TextSelection  sel = (TextSelection) editor.getSelectionProvider().getSelection();
	int startLine = sel.getStartLine();
	Optional<IDocument> docOpt = editor.getDocumentOpt();
	if (!docOpt.isPresent()) {
		return null;
	}
	IDocument doc = docOpt.get();
	
	try {
		int startOffset = doc.getLineOffset(startLine);
		int endOffset = sel.getOffset() + sel.getLength();
		int len = endOffset - startOffset;
		String text = doc.get(startOffset, len);
		
		
		if (text.matches("^(//(.*)(\\r?\\n|\\r))*//.*$")) {
			// remove comments
			text = text.substring(2).replaceAll("(\\r?\\n|\\r)//", "$1");
		} else {
			// add comments
			text = "//" + text.replaceAll("(\\r?\\n|\\r)", "$1//");
			
		}
		
		doc.replace(startOffset, len, text);
		// select new text
		editor.selectAndReveal(startOffset, text.length());
		
	} catch (BadLocationException e) {
		throw new RuntimeException(e);
	}
	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
public Object execute(ExecutionEvent event) throws ExecutionException {
	TLAEditor editor;
	editor = EditorUtil.getTLAEditorWithFocus();
	// gets the editor to which command applies
	if (editor == null) {
		return null;
	}

	doc = editor.getDocumentProvider().getDocument(editor.getEditorInput());
	text = doc.get();
	selectionProvider = editor.getSelectionProvider();
	selection = (TextSelection) selectionProvider.getSelection();
	offset = selection.getOffset();

	RightMargin = Activator.getDefault().getPreferenceStore().getInt(
			EditorPreferencePage.EDITOR_RIGHT_MARGIN);
	if (offset < 0) {
		return null;
	}
	try {
		lineInfo = doc.getLineInformationOfOffset(offset);

		String cmd = event.getCommand().getId();

		if (cmd.equals(startBoxedCommentId)) {
			startBoxedComment();
		} else if (cmd.equals(boxCommentId)) {
			boxComment();
		} else if (cmd.equals(formatAndBoxCommentId)) {
			formatAndBoxComment();
		} else if (cmd.equals(unboxCommentId)) {
			unboxComment();
		} else if (cmd.equals(formatCommentId)) {
			formatComment();
		} else {
			Activator.getDefault().logInfo("Unrecognized boxing command.");
		}

	} catch (org.eclipse.jface.text.BadLocationException e) {
		Activator.getDefault().logError("Error executing comment-boxing command", e);
		// just do nothing
	}

	// free the space. (Probably not worth doing.)
	doc = null;
	text = null;
	selectionProvider = null;
	selection = null;
	lineInfo = null;

	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
public Object execute(ExecutionEvent event) throws ExecutionException
{ TLAEditor editor ;
  editor = EditorUtil.getTLAEditorWithFocus() ;  // gets the editor to which command applies
  if (editor == null) {
      return null;
  }
  
  IDocument doc = editor.getDocumentProvider().getDocument(editor.getEditorInput());  // gets document being edited.
  selectionProvider = editor.getSelectionProvider() ;
  TextSelection selection = (TextSelection) selectionProvider.getSelection();
  offset = selection.getOffset();
  if (offset < 0){
      return null;
  }
  try {
      lineInfo = doc.getLineInformationOfOffset(offset);

      String cmd = event.getCommand().getId(); 
      int repeatVal = 
            CommandPrefixDigitHandler.getAndResetRepeatValue(editor);
        while (repeatVal > 0)
        {
            repeatVal-- ;
            if (cmd.equals(charRightId))
            {
                charRight();
            } else if (cmd.equals(charLeftId))
            {
                charLeft();
            } else
            {
                System.out.println("Unrecognized command.");
                System.out.println(cmd);
            }
        }
                  
  
      
  } catch (org.eclipse.jface.text.BadLocationException e) {
    return null;
  } 
 return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
	IWorkbench wb = PlatformUI.getWorkbench();
	IWorkbenchWindow win = wb.getActiveWorkbenchWindow();
	IWorkbenchPage page = win.getActivePage();
	NCLEditor editor = ((NCLMultiPageEditor) page.getActiveEditor())
			.getNCLEditor();

	TextSelection selection = (TextSelection) editor.getSelectionProvider()
			.getSelection();
	IDocument doc = editor.getInputDocument();

	String commentBegin = "<!--";
	String commentEnd = "-->";

	// TODO: Check if the line is already commented. If it is uncomment the
	// line(off

	if (selection.getLength() > 0) {
		try {
			int offset;

			int line = selection.getStartLine();
			offset = doc.getLineOffset(line);
			
			String rest = doc.get(offset, selection.getOffset() - offset);
			int index = rest.indexOf(commentBegin);
			if (index != -1){
				doc.replace(offset + index, commentBegin.length(), "");
				
				line = selection.getEndLine();
				offset = doc.getLineOffset(line) + doc.getLineLength(line);
				rest = doc.get (selection.getOffset() + selection.getLength() - 
									commentBegin.length(), offset);
				
				index = rest.indexOf(commentEnd);
				if (index != -1)
					doc.replace(selection.getOffset() + selection.getLength()  - 
							commentBegin.length() + index, commentEnd.length(), "");
				return null;
			}
			
			offset = selection.getOffset();
			doc.replace(offset, 0, commentBegin);
			offset += selection.getLength() + commentBegin.length();
			doc.replace(offset, 0, commentEnd);
		} catch (BadLocationException e) {
			e.printStackTrace();
		}
	} else {
		// TODO: Comment the range!
		System.out.println("Comment the range!");
	}

	return null;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@Override
public void run(IAction action) {
	IWorkbench wb = PlatformUI.getWorkbench();
	IWorkbenchWindow win = wb.getActiveWorkbenchWindow();
	IWorkbenchPage page = win.getActivePage();
	NCLEditor editor = ((NCLMultiPageEditor) page.getActiveEditor())
			.getNCLEditor();

	TextSelection selection = (TextSelection) editor.getSelectionProvider()
			.getSelection();
	IDocument doc = editor.getInputDocument();

	String commentBegin = "<!--";
	String commentEnd = "-->";
	
	int startLine  = selection.getStartLine();
	int endLine = selection.getEndLine();

	if (selection.getLength() > 0) {
		try {
			int offset;
			offset = selection.getOffset();
			IRegion region = doc.getLineInformationOfOffset(offset);
			String text = doc.get(doc.getLineOffset(startLine), offset - region.getOffset());
			
			int index = text.lastIndexOf(commentBegin);
			if (index != -1)
				doc.replace(doc.getLineOffset(startLine) + index, commentBegin.length(), "");
			else{
				text = selection.getText();
				index = text.indexOf(commentBegin);
				doc.replace(offset + index, commentBegin.length(), "");
			}
			
			offset += selection.getLength();
			region = doc.getLineInformationOfOffset(offset);
			text = doc.get(offset, doc.getLineLength(endLine) - (offset - region.getOffset()) );
			index = text.indexOf(commentEnd);
			if (index != -1)
				doc.replace(offset, commentEnd.length(), "");
			else{
				text = selection.getText();
				index = text.lastIndexOf(commentEnd);
				if (index != -1)
					doc.replace(selection.getOffset() + index, commentEnd.length(), "");
			}
			
			
		} catch (BadLocationException e) {
			e.printStackTrace();
		}
	} else {
		// TODO: Comment the range!
		System.out.println("Comment the range!");
	}

	return;
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
@SuppressWarnings("restriction")
@Override
public void run(IAction action) {
	TextSelection textSelection = CodeMarkerFactory.getTextSelection();
	TreeSelection treeSelection = CodeMarkerFactory.getTreeSelection();
	MappingElement map = null;
	if (textSelection != null) {
		IFile file = (IFile) PlatformUI.getWorkbench()
				.getActiveWorkbenchWindow().getActivePage()
				.getActiveEditor().getEditorInput().getAdapter(IFile.class);
		int startLine = textSelection.getStartLine();
		int endLine = textSelection.getEndLine();
		int offset = textSelection.getOffset();
		MarkerHandler.getInstance().removeMarker(file, startLine, endLine);
		map = new MappingElement("", file.getName(),
				JavaElements.CODE_FRAGMENT, file.getFullPath().toString(),
				textSelection.getText(), startLine, endLine, offset);
	} else if (treeSelection != null) {
		String elementName;
		IPath elementPath;
		JavaElements elementType = null;
		IProject project;
		Object selectedElement = treeSelection.getFirstElement();
		IJavaProject javaProject = null;
		org.eclipse.jdt.internal.core.JavaElement element = null;
		if (selectedElement instanceof org.eclipse.jdt.internal.core.PackageFragment) {
			element = ((org.eclipse.jdt.internal.core.PackageFragment) treeSelection
					.getFirstElement());
			elementType = JavaElements.PACKAGE;
			IJavaElement[] children = null;
			try {
				children = element.getChildren();
			} catch (JavaModelException e1) {
				e1.printStackTrace();
			}
			for (IJavaElement child : children) {
				deleteMarkersOfFile(child.getResource());
			}
		} else if (selectedElement instanceof org.eclipse.jdt.internal.core.CompilationUnit) {
			element = ((org.eclipse.jdt.internal.core.CompilationUnit) treeSelection
					.getFirstElement());
			elementType = JavaElements.CLASS;
			deleteMarkersOfFile(element.getResource());
		} else if (selectedElement instanceof org.eclipse.jdt.internal.core.SourceType) {
			element = ((org.eclipse.jdt.internal.core.SourceType) treeSelection
					.getFirstElement());
			elementType = JavaElements.CLASS;
			deleteMarkersOfFile(element.getResource());
		} else if (selectedElement instanceof org.eclipse.jdt.internal.core.SourceMethod) {
			element = ((org.eclipse.jdt.internal.core.SourceMethod) treeSelection
					.getFirstElement());
			elementType = JavaElements.METHOD;
			// not yet implemented
		}
		javaProject = element.getJavaProject();
		elementPath = element.getPath();
		elementName = element.getElementName();
		project = javaProject.getProject();
		map = new MappingElement("", elementName, elementType,
				elementPath.toString(), project.getLocation().toFile()
						.getAbsolutePath());
	}
	ControllerHandler.getInstance().getFeatureController()
			.removeMapping(map);
}
 

import org.eclipse.jface.text.TextSelection; //導入方法依賴的package包/類
public static SourceRange getSelectionSR(ITextEditor editor) {
	TextSelection sel = getSelection(editor);
	return new SourceRange(sel.getOffset(), sel.getLength());
}