+++ /dev/null
-/*
- * Created on Oct 15, 2004
- *
- * The MIT License
- * Copyright (c) 2004 Stephen Milligan
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the Software
- * is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-package net.sourceforge.phpeclipse.phpeditor.actions;
-
-import org.eclipse.jface.action.IAction;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.ITextSelection;
-import org.eclipse.jface.text.TextSelection;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.ui.IEditorActionDelegate;
-import org.eclipse.ui.IEditorPart;
-import org.eclipse.ui.texteditor.ITextEditor;
-
-/**
- * @author Stephen Milligan
- */
-public class RTrimAction implements IEditorActionDelegate {
-
- ITextEditor editor = null;
-
- /**
- *
- */
- public RTrimAction() {
- super();
- }
-
- public void setActiveEditor(IAction action, IEditorPart targetEditor) {
-
- if (targetEditor instanceof ITextEditor) {
- editor = (ITextEditor) targetEditor;
- }
- }
-
- /**
- * this gets called for every action
- */
- public void run(IAction action) {
- IDocument doc = editor.getDocumentProvider().getDocument(
- editor.getEditorInput());
- ITextSelection sel = (ITextSelection) editor.getSelectionProvider()
- .getSelection();
-
- int currentLine = 0;
- int originalCursorOffset = sel.getOffset();
- int cursorOffset = originalCursorOffset;
- int originalSelectionLength = sel.getLength();
- int selectionLength = originalSelectionLength;
- String oldText;
- int lineEnd;
-
- try {
-
- while (currentLine < doc.getNumberOfLines()) {
- int offset = doc.getLineOffset(currentLine);
- int length = doc.getLineLength(currentLine);
- oldText = doc.get(offset, length);
- String lineDelimiter = doc.getLineDelimiter(currentLine);
- if (lineDelimiter == null) lineDelimiter = "";
-
- // -- Starts at the end of the line, looking for the first
- // non-first 'white space'
- // -- it then breaks out. No point in carrying on, as we have
- // found our true line end
- for (lineEnd = oldText.length() - lineDelimiter.length(); lineEnd > 0; --lineEnd) {
- if (oldText.charAt(lineEnd - 1) != '\t'
- && oldText.charAt(lineEnd - 1) != ' ') {
- break;
- }
- }
-
- // -- Only replace the line if the lengths are different
- if (lineEnd != oldText.length() - lineDelimiter.length()) {
- String newText = oldText.substring(0, lineEnd) + lineDelimiter;
- doc.replace(offset, length, newText);
-
-// if (offset + length <= cursorOffset) {
-// if (oldText.length() != newText.length()) {
-// cursorOffset -= oldText.length() - newText.length();
-// }
-// } else if (offset <= cursorOffset + selectionLength
-// && selectionLength > 0) {
-// selectionLength -= oldText.length() - newText.length();
-// } else if (offset + length == cursorOffset + 2) {
-// // Check if the cursor is at the end of the line.
-// cursorOffset -= 2;
-// }
-
- int oldEndOffset = offset + length - lineDelimiter.length();
- int newEndOffset = offset + lineEnd;
-
- if (cursorOffset >= oldEndOffset) {
- cursorOffset -= oldText.length() - newText.length();
- } else if (cursorOffset >= newEndOffset) {
- cursorOffset = newEndOffset;
- }
- if (selectionLength > 0) {
- int selectionEndOffset = cursorOffset + selectionLength;
- if (selectionEndOffset >= oldEndOffset) {
- if (cursorOffset <= newEndOffset) {
- // full overlap
- selectionLength -= oldText.length() - newText.length();
- } else {
- // starts inside
- selectionLength -= oldEndOffset - cursorOffset;
- }
- } else if (selectionEndOffset >= newEndOffset) {
- if (cursorOffset <= newEndOffset) {
- // ends inside
- selectionLength -= selectionEndOffset - newEndOffset;
- } else {
- // full inside
- selectionLength = 0;
- }
- }
- }
- }
- currentLine++;
- }
-
- TextSelection selection = new TextSelection(doc, cursorOffset,
- selectionLength);
- editor.getSelectionProvider().setSelection(selection);
- } catch (Exception blx) {
- blx.printStackTrace();
- }
- }
-
- public void selectionChanged(IAction action, ISelection selection) {
- }
-}
\ No newline at end of file
git://secure.phpeclipse.com / phpeclipse.git / blobdiff