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Diffstat (limited to 'org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/GotoLineAction.java')
| -rw-r--r-- | org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/GotoLineAction.java | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/GotoLineAction.java b/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/GotoLineAction.java deleted file mode 100644 index 9817d23e5ef..00000000000 --- a/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/GotoLineAction.java +++ /dev/null @@ -1,186 +0,0 @@ -/********************************************************************** -Copyright (c) 2000, 2002 IBM Corp. and others. -All rights reserved. This program and the accompanying materials -are made available under the terms of the Common Public License v1.0 -which accompanies this distribution, and is available at -http://www.eclipse.org/legal/cpl-v10.html - -Contributors: - IBM Corporation - Initial implementation -**********************************************************************/ - -package org.eclipse.ui.texteditor; - - -import java.text.MessageFormat; -import java.util.ResourceBundle; - -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Shell; - -import org.eclipse.jface.dialogs.IInputValidator; -import org.eclipse.jface.dialogs.InputDialog; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.IDocument; - -import org.eclipse.ui.IWorkbenchPage; - - -/** - * Action for jumping to a particular line if the editor's text viewer. - * The user is requested to enter the line number into an input dialog. - * The action is initially associated with a text editor via the constructor, - * but that can be subsequently changed using <code>setEditor</code>. - * <p> - * The following keys, prepended by the given option prefix, - * are used for retrieving resources from the given bundle: - * <ul> - * <li><code>"dialog.invalid_range"</code> - to indicate an invalid line number</li> - * <li><code>"dialog.invalid_input"</code> - to indicate an invalid line number format</li> - * <li><code>"dialog.title"</code> - the input dialog's title</li> - * <li><code>"dialog.message"</code> - the input dialog's message</li> - * </ul> - * This class may be instantiated; it is not intended to be subclassed. - * </p> - */ -public class GotoLineAction extends TextEditorAction { - - /** - * Validates whether the text found in the input field of the - * dialog forms a valid line number. A number is valid if it is - * one to which can be jumped. - */ - class NumberValidator implements IInputValidator { - - /* - * @see IInputValidator#isValid(String) - */ - public String isValid(String input) { - - if (input == null || input.length() == 0) - return " "; //$NON-NLS-1$ - - try { - int i= Integer.parseInt(input); - if (i <= 0 || fLastLine < i) - return fBundle.getString(fPrefix + "dialog.invalid_range"); //$NON-NLS-1$ - - } catch (NumberFormatException x) { - return fBundle.getString(fPrefix + "dialog.invalid_input"); //$NON-NLS-1$ - } - - return null; - } - }; - - /** - * Standard input dialog which additionally sets the focus to the - * text input field. Workaround for <code>InputDialog</code> issue. - * 1GIJZOO: ITPSRCEDIT:ALL - Gotodialog's edit field has no initial focus - * @since 2.0 - */ - class GotoLineDialog extends InputDialog { - - /* - * @see InputDialog#InputDialog - */ - public GotoLineDialog(Shell parent, String title, String message, String initialValue, IInputValidator validator) { - super(parent, title, message, initialValue, validator); - } - - /* - * @see InputDialog#createDialogArea(Composite) - */ - protected Control createDialogArea(Composite parent) { - Control result= super.createDialogArea(parent); - getText().setFocus(); - return result; - } - }; - - /** The biggest valid line number of the presented document */ - private int fLastLine; - /** This action's resource bundle */ - private ResourceBundle fBundle; - /** This action's prefix used for accessing the resource bundle */ - private String fPrefix; - - /** - * Creates a new action for the given text editor. The action configures its - * visual representation from the given resource bundle. - * - * @param bundle the resource bundle - * @param prefix a prefix to be prepended to the various resource keys - * (described in <code>ResourceAction</code> constructor), or - * <code>null</code> if none - * @param editor the text editor - * @see ResourceAction#ResourceAction - */ - public GotoLineAction(ResourceBundle bundle, String prefix, ITextEditor editor) { - super(bundle, prefix, editor); - fBundle= bundle; - fPrefix= prefix; - } - - /** - * Jumps to the given line. - * - * @param line the line to jump to - */ - private void gotoLine(int line) { - - ITextEditor editor= getTextEditor(); - - IDocumentProvider provider= editor.getDocumentProvider(); - IDocument document= provider.getDocument(editor.getEditorInput()); - try { - - int start= document.getLineOffset(line); - editor.selectAndReveal(start, 0); - - IWorkbenchPage page= editor.getSite().getPage(); - page.activate(editor); - - } catch (BadLocationException x) { - // ignore - } - } - - /* - * @see Action#run() - */ - public void run() { - try { - - ITextEditor editor= getTextEditor(); - - if (editor == null) - return; - - IDocumentProvider docProvider= editor.getDocumentProvider(); - if (docProvider == null) - return; - - IDocument document= docProvider.getDocument(editor.getEditorInput()); - if (document == null) - return; - - fLastLine= document.getLineOfOffset(document.getLength()) + 1; - - String title= fBundle.getString(fPrefix + "dialog.title"); //$NON-NLS-1$ - String message= MessageFormat.format(fBundle.getString(fPrefix + "dialog.message"), new Object[] {new Integer(fLastLine)}); //$NON-NLS-1$ - - GotoLineDialog d= new GotoLineDialog(editor.getSite().getShell(), title, message, "", new NumberValidator()); //$NON-NLS-1$ - if (d.open() == d.OK) { - try { - int line= Integer.parseInt(d.getValue()); - gotoLine(line - 1); - } catch (NumberFormatException x) { - } - } - - } catch (BadLocationException x) { - } - } -}
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