ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/preferences/SyntaxColorTab.java - pde/eclipse.pde.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2005, 2008 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *     Code 9 Corporation - ongoing enhancements
  *******************************************************************************/
 package org.eclipse.pde.internal.ui.preferences;

 import org.eclipse.jface.preference.*;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.jface.text.IDocument;
 import org.eclipse.jface.text.source.SourceViewer;
 import org.eclipse.jface.util.PropertyChangeEvent;
 import org.eclipse.jface.viewers.*;
 import org.eclipse.pde.internal.ui.PDEPlugin;
 import org.eclipse.pde.internal.ui.PDEUIMessages;
 import org.eclipse.pde.internal.ui.editor.text.*;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.RGB;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.*;

 public abstract class SyntaxColorTab {

 	protected IColorManager fColorManager;
 	private TableViewer fElementViewer;
 	private SourceViewer fPreviewViewer;
 	private ChangeAwareSourceViewerConfiguration fSourceViewerConfiguration;
 	private Button fBoldButton;
 	private Button fItalicButton;

 	class ColorElement {
 		private String fDisplayName;
 		private String fColorKey;
 		private RGB fColorValue;
 		private boolean fBold;
 		private boolean fItalic;

 		public ColorElement(String displayName, String colorKey, RGB colorValue, boolean bold, boolean italic) {
 			fDisplayName = displayName;
 			fColorKey = colorKey;
 			fColorValue = colorValue;
 			fBold = bold;
 			fItalic = italic;
 		}

 		public String getColorKey() {
 			return fColorKey;
 		}

 		public String getDisplayName() {
 			return fDisplayName;
 		}

 		public RGB getColorValue() {
 			return fColorValue;
 		}

 		public void setColorValue(RGB rgb) {
 			if (fColorValue.equals(rgb))
 				return;
 			RGB oldrgb = fColorValue;
 			fColorValue = rgb;
 			firePropertyChange(new PropertyChangeEvent(this, fColorKey, oldrgb, rgb));
 		}

 		public void setBold(boolean bold) {
 			if (bold == fBold)
 				return;
 			Boolean oldValue = Boolean.valueOf(fBold);
 			fBold = bold;
 			Boolean newValue = Boolean.valueOf(bold);
 			String property = fColorKey + IPDEColorConstants.P_BOLD_SUFFIX;
 			firePropertyChange(new PropertyChangeEvent(this, property, oldValue, newValue));
 		}

 		public boolean isBold() {
 			return fBold;
 		}

 		public void setItalic(boolean italic) {
 			if (italic == fItalic)
 				return;
 			Boolean oldValue = Boolean.valueOf(fItalic);
 			fItalic = italic;
 			Boolean newValue = Boolean.valueOf(italic);
 			String property = fColorKey + IPDEColorConstants.P_ITALIC_SUFFIX;
 			firePropertyChange(new PropertyChangeEvent(this, property, oldValue, newValue));
 		}

 		public boolean isItalic() {
 			return fItalic;
 		}

 		public String toString() {
 			return getDisplayName();
 		}

 		public void firePropertyChange(PropertyChangeEvent event) {
 			if (fSourceViewerConfiguration != null) {
 				fSourceViewerConfiguration.adaptToPreferenceChange(event);
 				fPreviewViewer.invalidateTextPresentation();
 			}
 		}
 	}

 	public SyntaxColorTab(IColorManager manager) {
 		fColorManager = manager;
 	}

 	protected abstract String[][] getColorStrings();

 	private ColorElement[] getColorData() {
 		String[][] colors = getColorStrings();
 		IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
 		ColorElement[] list = new ColorElement[colors.length];
 		for (int i = 0; i < colors.length; i++) {
 			String displayName = colors[i][0];
 			String key = colors[i][1];
 			RGB setting = PreferenceConverter.getColor(store, key);
 			boolean bold = store.getBoolean(key + IPDEColorConstants.P_BOLD_SUFFIX);
 			boolean italic = store.getBoolean(key + IPDEColorConstants.P_ITALIC_SUFFIX);
 			list[i] = new ColorElement(displayName, key, setting, bold, italic);
 		}
 		return list;
 	}

 	public Control createContents(Composite parent) {
 		Composite container = new Composite(parent, SWT.NONE);
 		container.setLayout(new GridLayout());
 		container.setLayoutData(new GridData(GridData.FILL_BOTH));
 		createElementTable(container);
 		createPreviewer(container);
 		return container;
 	}

 	private void createElementTable(Composite parent) {
 		Composite container = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout(2, true);
 		layout.marginWidth = layout.marginHeight = 0;
 		container.setLayout(layout);
 		container.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Label label = new Label(container, SWT.LEFT);
 		label.setText(PDEUIMessages.SyntaxColorTab_elements);
 		GridData gd = new GridData();
 		gd.horizontalSpan = 2;
 		label.setLayoutData(gd);

 		fElementViewer = new TableViewer(container, SWT.SINGLE | SWT.V_SCROLL | SWT.BORDER);
 		fElementViewer.setLabelProvider(new LabelProvider());
 		fElementViewer.setContentProvider(ArrayContentProvider.getInstance());
 		fElementViewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH));

 		Composite colorComposite = new Composite(container, SWT.NONE);
 		colorComposite.setLayout(new GridLayout(2, false));
 		colorComposite.setLayoutData(new GridData(GridData.FILL_BOTH));

 		label = new Label(colorComposite, SWT.LEFT);
 		label.setText(PDEUIMessages.SyntaxColorTab_color);

 		final ColorSelector colorSelector = new ColorSelector(colorComposite);
 		Button colorButton = colorSelector.getButton();
 		colorButton.setLayoutData(new GridData(GridData.BEGINNING));

 		colorButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				ColorElement item = getColorElement(fElementViewer);
 				item.setColorValue(colorSelector.getColorValue());
 			}
 		});

 		fBoldButton = new Button(colorComposite, SWT.CHECK);
 		gd = new GridData();
 		gd.horizontalSpan = 2;
 		fBoldButton.setLayoutData(gd);
 		fBoldButton.setText(PDEUIMessages.SyntaxColorTab_bold);
 		fBoldButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				ColorElement item = getColorElement(fElementViewer);
 				item.setBold(fBoldButton.getSelection());
 			}
 		});

 		fItalicButton = new Button(colorComposite, SWT.CHECK);
 		gd = new GridData();
 		gd.horizontalSpan = 2;
 		fItalicButton.setLayoutData(gd);
 		fItalicButton.setText(PDEUIMessages.SyntaxColorTab_italic);
 		fItalicButton.addSelectionListener(new SelectionAdapter() {
 			public void widgetSelected(SelectionEvent e) {
 				ColorElement item = getColorElement(fElementViewer);
 				item.setItalic(fItalicButton.getSelection());
 			}
 		});

 		fElementViewer.addSelectionChangedListener(new ISelectionChangedListener() {
 			public void selectionChanged(SelectionChangedEvent event) {
 				ColorElement item = getColorElement(fElementViewer);
 				colorSelector.setColorValue(item.getColorValue());
 				fBoldButton.setSelection(item.isBold());
 				fItalicButton.setSelection(item.isItalic());
 			}
 		});
 		fElementViewer.setInput(getColorData());
 		fElementViewer.setComparator(new ViewerComparator());
 		fElementViewer.setSelection(new StructuredSelection(fElementViewer.getElementAt(0)));
 	}

 	private void createPreviewer(Composite parent) {
 		Composite previewComp = new Composite(parent, SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.marginHeight = layout.marginWidth = 0;
 		previewComp.setLayout(layout);
 		previewComp.setLayoutData(new GridData(GridData.FILL_BOTH));

 		Label label = new Label(previewComp, SWT.NONE);
 		label.setText(PDEUIMessages.SyntaxColorTab_preview);
 		label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		fPreviewViewer = new SourceViewer(previewComp, null, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL);
 		fSourceViewerConfiguration = getSourceViewerConfiguration();

 		if (fSourceViewerConfiguration != null)
 			fPreviewViewer.configure(fSourceViewerConfiguration);

 		fPreviewViewer.setEditable(false);
 		fPreviewViewer.getTextWidget().setFont(JFaceResources.getFont(JFaceResources.TEXT_FONT));
 		fPreviewViewer.setDocument(getDocument());

 		Control control = fPreviewViewer.getControl();
 		control.setLayoutData(new GridData(GridData.FILL_BOTH));
 	}

 	protected abstract ChangeAwareSourceViewerConfiguration getSourceViewerConfiguration();

 	public void performOk() {
 		IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
 		int count = fElementViewer.getTable().getItemCount();
 		for (int i = 0; i < count; i++) {
 			ColorElement item = (ColorElement) fElementViewer.getElementAt(i);
 			PreferenceConverter.setValue(store, item.getColorKey(), item.getColorValue());
 			store.setValue(item.getColorKey() + IPDEColorConstants.P_BOLD_SUFFIX, item.isBold());
 			store.setValue(item.getColorKey() + IPDEColorConstants.P_ITALIC_SUFFIX, item.isItalic());
 		}
 	}

 	public void performDefaults() {
 		IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
 		int count = fElementViewer.getTable().getItemCount();
 		for (int i = 0; i < count; i++) {
 			ColorElement item = (ColorElement) fElementViewer.getElementAt(i);
 			RGB rgb = PreferenceConverter.getDefaultColor(store, item.getColorKey());
 			item.setColorValue(rgb);
 			item.setBold(store.getDefaultBoolean(item.getColorKey() + IPDEColorConstants.P_BOLD_SUFFIX));
 			item.setItalic(store.getDefaultBoolean(item.getColorKey() + IPDEColorConstants.P_ITALIC_SUFFIX));
 		}
 		ColorElement element = getColorElement(fElementViewer);
 		fBoldButton.setSelection(element.isBold());
 		fItalicButton.setSelection(element.isItalic());
 	}

 	public void dispose() {
 		fSourceViewerConfiguration.dispose();
 	}

 	protected abstract IDocument getDocument();

 	private ColorElement getColorElement(TableViewer viewer) {
 		IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
 		return (ColorElement) selection.getFirstElement();
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2005, 2008 IBM Corporation and others.
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	* Code 9 Corporation - ongoing enhancements
	*******************************************************************************/
	package org.eclipse.pde.internal.ui.preferences;

	import org.eclipse.jface.preference.*;
	import org.eclipse.jface.resource.JFaceResources;
	import org.eclipse.jface.text.IDocument;
	import org.eclipse.jface.text.source.SourceViewer;
	import org.eclipse.jface.util.PropertyChangeEvent;
	import org.eclipse.jface.viewers.*;
	import org.eclipse.pde.internal.ui.PDEPlugin;
	import org.eclipse.pde.internal.ui.PDEUIMessages;
	import org.eclipse.pde.internal.ui.editor.text.*;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.RGB;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.*;

	public abstract class SyntaxColorTab {

	protected IColorManager fColorManager;
	private TableViewer fElementViewer;
	private SourceViewer fPreviewViewer;
	private ChangeAwareSourceViewerConfiguration fSourceViewerConfiguration;
	private Button fBoldButton;
	private Button fItalicButton;

	class ColorElement {
	private String fDisplayName;
	private String fColorKey;
	private RGB fColorValue;
	private boolean fBold;
	private boolean fItalic;

	public ColorElement(String displayName, String colorKey, RGB colorValue, boolean bold, boolean italic) {
	fDisplayName = displayName;
	fColorKey = colorKey;
	fColorValue = colorValue;
	fBold = bold;
	fItalic = italic;
	}

	public String getColorKey() {
	return fColorKey;
	}

	public String getDisplayName() {
	return fDisplayName;
	}

	public RGB getColorValue() {
	return fColorValue;
	}

	public void setColorValue(RGB rgb) {
	if (fColorValue.equals(rgb))
	return;
	RGB oldrgb = fColorValue;
	fColorValue = rgb;
	firePropertyChange(new PropertyChangeEvent(this, fColorKey, oldrgb, rgb));
	}

	public void setBold(boolean bold) {
	if (bold == fBold)
	return;
	Boolean oldValue = Boolean.valueOf(fBold);
	fBold = bold;
	Boolean newValue = Boolean.valueOf(bold);
	String property = fColorKey + IPDEColorConstants.P_BOLD_SUFFIX;
	firePropertyChange(new PropertyChangeEvent(this, property, oldValue, newValue));
	}

	public boolean isBold() {
	return fBold;
	}

	public void setItalic(boolean italic) {
	if (italic == fItalic)
	return;
	Boolean oldValue = Boolean.valueOf(fItalic);
	fItalic = italic;
	Boolean newValue = Boolean.valueOf(italic);
	String property = fColorKey + IPDEColorConstants.P_ITALIC_SUFFIX;
	firePropertyChange(new PropertyChangeEvent(this, property, oldValue, newValue));
	}

	public boolean isItalic() {
	return fItalic;
	}

	public String toString() {
	return getDisplayName();
	}

	public void firePropertyChange(PropertyChangeEvent event) {
	if (fSourceViewerConfiguration != null) {
	fSourceViewerConfiguration.adaptToPreferenceChange(event);
	fPreviewViewer.invalidateTextPresentation();
	}
	}
	}

	public SyntaxColorTab(IColorManager manager) {
	fColorManager = manager;
	}

	protected abstract String[][] getColorStrings();

	private ColorElement[] getColorData() {
	String[][] colors = getColorStrings();
	IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
	ColorElement[] list = new ColorElement[colors.length];
	for (int i = 0; i < colors.length; i++) {
	String displayName = colors[i][0];
	String key = colors[i][1];
	RGB setting = PreferenceConverter.getColor(store, key);
	boolean bold = store.getBoolean(key + IPDEColorConstants.P_BOLD_SUFFIX);
	boolean italic = store.getBoolean(key + IPDEColorConstants.P_ITALIC_SUFFIX);
	list[i] = new ColorElement(displayName, key, setting, bold, italic);
	}
	return list;
	}

	public Control createContents(Composite parent) {
	Composite container = new Composite(parent, SWT.NONE);
	container.setLayout(new GridLayout());
	container.setLayoutData(new GridData(GridData.FILL_BOTH));
	createElementTable(container);
	createPreviewer(container);
	return container;
	}

	private void createElementTable(Composite parent) {
	Composite container = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout(2, true);
	layout.marginWidth = layout.marginHeight = 0;
	container.setLayout(layout);
	container.setLayoutData(new GridData(GridData.FILL_BOTH));

	Label label = new Label(container, SWT.LEFT);
	label.setText(PDEUIMessages.SyntaxColorTab_elements);
	GridData gd = new GridData();
	gd.horizontalSpan = 2;
	label.setLayoutData(gd);

	fElementViewer = new TableViewer(container, SWT.SINGLE \| SWT.V_SCROLL \| SWT.BORDER);
	fElementViewer.setLabelProvider(new LabelProvider());
	fElementViewer.setContentProvider(ArrayContentProvider.getInstance());
	fElementViewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH));

	Composite colorComposite = new Composite(container, SWT.NONE);
	colorComposite.setLayout(new GridLayout(2, false));
	colorComposite.setLayoutData(new GridData(GridData.FILL_BOTH));

	label = new Label(colorComposite, SWT.LEFT);
	label.setText(PDEUIMessages.SyntaxColorTab_color);

	final ColorSelector colorSelector = new ColorSelector(colorComposite);
	Button colorButton = colorSelector.getButton();
	colorButton.setLayoutData(new GridData(GridData.BEGINNING));

	colorButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	ColorElement item = getColorElement(fElementViewer);
	item.setColorValue(colorSelector.getColorValue());
	}
	});

	fBoldButton = new Button(colorComposite, SWT.CHECK);
	gd = new GridData();
	gd.horizontalSpan = 2;
	fBoldButton.setLayoutData(gd);
	fBoldButton.setText(PDEUIMessages.SyntaxColorTab_bold);
	fBoldButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	ColorElement item = getColorElement(fElementViewer);
	item.setBold(fBoldButton.getSelection());
	}
	});

	fItalicButton = new Button(colorComposite, SWT.CHECK);
	gd = new GridData();
	gd.horizontalSpan = 2;
	fItalicButton.setLayoutData(gd);
	fItalicButton.setText(PDEUIMessages.SyntaxColorTab_italic);
	fItalicButton.addSelectionListener(new SelectionAdapter() {
	public void widgetSelected(SelectionEvent e) {
	ColorElement item = getColorElement(fElementViewer);
	item.setItalic(fItalicButton.getSelection());
	}
	});

	fElementViewer.addSelectionChangedListener(new ISelectionChangedListener() {
	public void selectionChanged(SelectionChangedEvent event) {
	ColorElement item = getColorElement(fElementViewer);
	colorSelector.setColorValue(item.getColorValue());
	fBoldButton.setSelection(item.isBold());
	fItalicButton.setSelection(item.isItalic());
	}
	});
	fElementViewer.setInput(getColorData());
	fElementViewer.setComparator(new ViewerComparator());
	fElementViewer.setSelection(new StructuredSelection(fElementViewer.getElementAt(0)));
	}

	private void createPreviewer(Composite parent) {
	Composite previewComp = new Composite(parent, SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.marginHeight = layout.marginWidth = 0;
	previewComp.setLayout(layout);
	previewComp.setLayoutData(new GridData(GridData.FILL_BOTH));

	Label label = new Label(previewComp, SWT.NONE);
	label.setText(PDEUIMessages.SyntaxColorTab_preview);
	label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	fPreviewViewer = new SourceViewer(previewComp, null, SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL);
	fSourceViewerConfiguration = getSourceViewerConfiguration();

	if (fSourceViewerConfiguration != null)
	fPreviewViewer.configure(fSourceViewerConfiguration);

	fPreviewViewer.setEditable(false);
	fPreviewViewer.getTextWidget().setFont(JFaceResources.getFont(JFaceResources.TEXT_FONT));
	fPreviewViewer.setDocument(getDocument());

	Control control = fPreviewViewer.getControl();
	control.setLayoutData(new GridData(GridData.FILL_BOTH));
	}

	protected abstract ChangeAwareSourceViewerConfiguration getSourceViewerConfiguration();

	public void performOk() {
	IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
	int count = fElementViewer.getTable().getItemCount();
	for (int i = 0; i < count; i++) {
	ColorElement item = (ColorElement) fElementViewer.getElementAt(i);
	PreferenceConverter.setValue(store, item.getColorKey(), item.getColorValue());
	store.setValue(item.getColorKey() + IPDEColorConstants.P_BOLD_SUFFIX, item.isBold());
	store.setValue(item.getColorKey() + IPDEColorConstants.P_ITALIC_SUFFIX, item.isItalic());
	}
	}

	public void performDefaults() {
	IPreferenceStore store = PDEPlugin.getDefault().getPreferenceStore();
	int count = fElementViewer.getTable().getItemCount();
	for (int i = 0; i < count; i++) {
	ColorElement item = (ColorElement) fElementViewer.getElementAt(i);
	RGB rgb = PreferenceConverter.getDefaultColor(store, item.getColorKey());
	item.setColorValue(rgb);
	item.setBold(store.getDefaultBoolean(item.getColorKey() + IPDEColorConstants.P_BOLD_SUFFIX));
	item.setItalic(store.getDefaultBoolean(item.getColorKey() + IPDEColorConstants.P_ITALIC_SUFFIX));
	}
	ColorElement element = getColorElement(fElementViewer);
	fBoldButton.setSelection(element.isBold());
	fItalicButton.setSelection(element.isItalic());
	}

	public void dispose() {
	fSourceViewerConfiguration.dispose();
	}

	protected abstract IDocument getDocument();

	private ColorElement getColorElement(TableViewer viewer) {
	IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
	return (ColorElement) selection.getFirstElement();
	}

	}