diff options
Diffstat (limited to 'bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/Utilities.java')
| -rw-r--r-- | bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/Utilities.java | 343 |
1 files changed, 0 insertions, 343 deletions
diff --git a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/Utilities.java b/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/Utilities.java deleted file mode 100644 index 0a81cc115..000000000 --- a/bundles/org.eclipse.compare/compare/org/eclipse/compare/internal/Utilities.java +++ /dev/null @@ -1,343 +0,0 @@ -/*
- * (c) Copyright IBM Corp. 2000, 2001.
- * All Rights Reserved.
- */
-package org.eclipse.compare.internal;
-
-import java.io.*;
-import java.util.List;
-import java.util.ArrayList;
-import java.util.ResourceBundle;
-import java.util.MissingResourceException;
-import java.text.MessageFormat;
-
-import org.eclipse.swt.widgets.*;
-
-import org.eclipse.jface.util.*;
-import org.eclipse.jface.text.Document;
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.viewers.ISelection;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.jface.action.IAction;
-import org.eclipse.jface.resource.ImageDescriptor;
-
-import org.eclipse.core.runtime.IAdaptable;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.resources.IFile;
-import org.eclipse.core.runtime.CoreException;
-
-import org.eclipse.ui.IActionBars;
-import org.eclipse.ui.IViewPart;
-
-import org.eclipse.compare.CompareConfiguration;
-
-/**
- * Convenience and utility methods.
- */
-public class Utilities {
-
- public static IActionBars findActionBars(Control c) {
- while (c != null && !c.isDisposed()) {
- Object data= c.getData();
- if (data instanceof CompareEditor)
- return ((CompareEditor)data).getActionBars();
-
- // PR 1GDVZV7: ITPVCM:WIN98 - CTRL + C does not work in Java source compare
- if (data instanceof IViewPart)
- return ((IViewPart)data).getViewSite().getActionBars();
- // end PR 1GDVZV7
-
- c= c.getParent();
- }
- return null;
- }
-
- public static void setEnableComposite(Composite composite, boolean enable) {
- Control[] children= composite.getChildren();
- for (int i= 0; i < children.length; i++)
- children[i].setEnabled(enable);
- }
-
- public static boolean getBoolean(CompareConfiguration cc, String key, boolean dflt) {
- if (cc != null) {
- Object value= cc.getProperty(key);
- if (value instanceof Boolean)
- return ((Boolean) value).booleanValue();
- }
- return dflt;
- }
-
- /**
- * Retrieves the value from a property change event as a boolean.
- */
- public static boolean getValue(PropertyChangeEvent event, boolean dflt) {
- Object newValue= event.getNewValue();
- if (newValue instanceof Boolean)
- return ((Boolean)newValue).booleanValue();
- return dflt;
- }
-
- public static void firePropertyChange(ListenerList ll, Object source, String property, Object old, Object newValue) {
- if (ll != null) {
- PropertyChangeEvent event= null;
- Object[] listeners= ll.getListeners();
- for (int i= 0; i < listeners.length; i++) {
- IPropertyChangeListener l= (IPropertyChangeListener) listeners[i];
- if (event == null)
- event= new PropertyChangeEvent(source, property, old, newValue);
- l.propertyChange(event);
- }
- }
- }
-
- public static boolean okToUse(Widget widget) {
- return widget != null && !widget.isDisposed();
- }
-
- public static boolean isMotif() {
- return false;
- }
-
- /**
- * Returns the elements of the given selection.
- * Returns an empty array if the selection is empty or if
- * the given selection is not of type <code>IStructuredSelection</code>.
- *
- * @param selection the selection
- * @return the selected elements
- */
- public static Object[] toArray(ISelection selection) {
- if (!(selection instanceof IStructuredSelection)) {
- return new Object[0];
- }
- IStructuredSelection ss= (IStructuredSelection) selection;
- return ss.toArray();
- }
-
- /**
- * Convenience method: extract all <code>IResources</code> from given selection.
- * Never returns null.
- */
- public static IResource[] getResources(ISelection selection) {
-
- List tmp= new ArrayList();
-
- if (selection instanceof IStructuredSelection) {
-
- Object[] s= ((IStructuredSelection)selection).toArray();
-
- for (int i= 0; i < s.length; i++) {
- Object o= s[i];
- if (o instanceof IResource) {
- tmp.add(o);
- continue;
- }
- if (o instanceof IAdaptable) {
- IAdaptable a= (IAdaptable) o;
- Object adapter= a.getAdapter(IResource.class);
- if (adapter instanceof IResource)
- tmp.add(adapter);
- continue;
- }
- }
- }
- return (IResource[]) tmp.toArray(new IResource[tmp.size()]);
- }
-
- public static byte[] readBytes(InputStream in) {
- ByteArrayOutputStream bos= new ByteArrayOutputStream();
- try {
- while (true) {
- int c= in.read();
- if (c == -1)
- break;
- bos.write(c);
- }
-
- } catch (IOException ex) {
- return null;
-
- } finally {
- if (in != null) {
- try {
- in.close();
- } catch (IOException x) {
- }
- }
- try {
- bos.close();
- } catch (IOException x) {
- }
- }
-
- return bos.toByteArray();
- }
-
- /**
- * Returns null if an error occurred.
- */
- public static String readString(InputStream is) {
- if (is == null)
- return null;
- BufferedReader reader= null;
- try {
- StringBuffer buffer= new StringBuffer();
- char[] part= new char[2048];
- int read= 0;
- reader= new BufferedReader(new InputStreamReader(is));
-
- while ((read= reader.read(part)) != -1)
- buffer.append(part, 0, read);
-
- return buffer.toString();
-
- } catch (IOException ex) {
- } finally {
- if (reader != null) {
- try {
- reader.close();
- } catch (IOException ex) {
- }
- }
- }
- return null;
- }
-
- public static String getIconPath(Display display) {
- return "icons/full/"; //$NON-NLS-1$
- }
-
- /**
- * Initialize the given Action from a ResourceBundle.
- */
- public static void initAction(IAction a, ResourceBundle bundle, String prefix) {
-
- String labelKey= "label"; //$NON-NLS-1$
- String tooltipKey= "tooltip"; //$NON-NLS-1$
- String imageKey= "image"; //$NON-NLS-1$
- String descriptionKey= "description"; //$NON-NLS-1$
-
- if (prefix != null && prefix.length() > 0) {
- labelKey= prefix + labelKey;
- tooltipKey= prefix + tooltipKey;
- imageKey= prefix + imageKey;
- descriptionKey= prefix + descriptionKey;
- }
-
- a.setText(getString(bundle, labelKey, labelKey));
- a.setToolTipText(getString(bundle, tooltipKey, null));
- a.setDescription(getString(bundle, descriptionKey, null));
-
- String relPath= getString(bundle, imageKey, null);
- if (relPath != null && relPath.trim().length() > 0) {
-
- String cPath;
- String dPath;
- String ePath;
-
- if (relPath.indexOf("/") >= 0) { //$NON-NLS-1$
- String path= relPath.substring(1);
- cPath= 'c' + path;
- dPath= 'd' + path;
- ePath= 'e' + path;
- } else {
- cPath= "clcl16/" + relPath; //$NON-NLS-1$
- dPath= "dlcl16/" + relPath; //$NON-NLS-1$
- ePath= "elcl16/" + relPath; //$NON-NLS-1$
- }
-
- ImageDescriptor id= CompareUIPlugin.getImageDescriptor(dPath); // we set the disabled image first (see PR 1GDDE87)
- if (id != null)
- a.setDisabledImageDescriptor(id);
- id= CompareUIPlugin.getImageDescriptor(cPath);
- if (id != null)
- a.setHoverImageDescriptor(id);
- id= CompareUIPlugin.getImageDescriptor(ePath);
- if (id != null)
- a.setImageDescriptor(id);
- }
- }
-
- public static void initToggleAction(IAction a, ResourceBundle bundle, String prefix, boolean checked) {
-
- String tooltip= null;
- if (checked)
- tooltip= getString(bundle, prefix + "tooltip.checked", null); //$NON-NLS-1$
- else
- tooltip= getString(bundle, prefix + "tooltip.unchecked", null); //$NON-NLS-1$
- if (tooltip == null)
- tooltip= getString(bundle, prefix + "tooltip", null); //$NON-NLS-1$
-
- if (tooltip != null)
- a.setToolTipText(tooltip);
-
- String description= null;
- if (checked)
- description= getString(bundle, prefix + "description.checked", null); //$NON-NLS-1$
- else
- description= getString(bundle, prefix + "description.unchecked", null); //$NON-NLS-1$
- if (description == null)
- description= getString(bundle, prefix + "description", null); //$NON-NLS-1$
-
- if (description != null)
- a.setDescription(description);
-
- }
-
- public static String getString(ResourceBundle bundle, String key, String dfltValue) {
-
- if (bundle != null) {
- try {
- return bundle.getString(key);
- } catch (MissingResourceException x) {
- }
- }
- return dfltValue;
- }
-
- public static String getFormattedString(ResourceBundle bundle, String key, String arg) {
-
- if (bundle != null) {
- try {
- return MessageFormat.format(bundle.getString(key), new String[] { arg });
- } catch (MissingResourceException x) {
- }
- }
- return "!" + key + "!";//$NON-NLS-2$ //$NON-NLS-1$
- }
-
- public static String getString(String key) {
- try {
- return CompareUIPlugin.getResourceBundle().getString(key);
- } catch (MissingResourceException e) {
- return "!" + key + "!";//$NON-NLS-2$ //$NON-NLS-1$
- }
- }
-
- public static String getFormattedString(String key, String arg) {
- try{
- return MessageFormat.format(CompareUIPlugin.getResourceBundle().getString(key), new String[] { arg });
- } catch (MissingResourceException e) {
- return "!" + key + "!";//$NON-NLS-2$ //$NON-NLS-1$
- }
- }
-
- public static String getString(ResourceBundle bundle, String key) {
- return getString(bundle, key, key);
- }
-
- public static int getInteger(ResourceBundle bundle, String key, int dfltValue) {
-
- if (bundle != null) {
- try {
- String s= bundle.getString(key);
- if (s != null)
- return Integer.parseInt(s);
- } catch (NumberFormatException x) {
- } catch (MissingResourceException x) {
- }
- }
- return dfltValue;
- }
-
-}
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