Examples with IPropertyChangeListener org.eclipse.jface.util.IPropertyChangeListener used on opensource projects

Example 71 with IPropertyChangeListener

use of org.eclipse.jface.util.IPropertyChangeListener in project webtools.sourceediting by eclipse.

the class XMLSyntaxColoringPage method createContents.

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);
    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.XML_PREFWEBX_STYLES_HELPID);
    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });
    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    // only expand further if anyone else requires it
    linkData.widthHint = 150;
    link.setLayoutData(linkData);
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, XMLUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint, convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);
    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    // $NON-NLS-1$
    createLabel(editingComposite, "");
    Button enabler = createCheckbox(editingComposite, XMLUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;
    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);
    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });
    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);
    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });
    fBold = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, XMLUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    // $NON-NLS-1$ = "Restore Default"
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_);
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);
    Composite sampleArea = createComposite(editor, 1);
    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    // $NON-NLS-1$ = "&Sample text:"
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_);
    fPreviewViewer = new SourceViewer(sampleArea, null, SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    // $NON-NLS-1$
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager().createStructuredDocumentFor(ContentTypeIdForXML.ContentTypeID_XML);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);
    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.XML_PREFWEBX_STYLES_HELPID);
    fStylesViewer.setInput(getStylePreferenceKeys());
    applyStyles();
    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });
    fForegroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });
    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });
    fBold.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fItalic.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fStrike.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fUnderline.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fClearStyle.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement().toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });
    return pageComponent;
}

Example 72 with IPropertyChangeListener

use of org.eclipse.jface.util.IPropertyChangeListener in project webtools.sourceediting by eclipse.

the class ExtendedEditorActionProxyForDelayLoading method realize.

/**
 * Instantiate a real class here
 */
public void realize() {
    if ((proxy == null) && (element != null) && (classAttribute != null)) {
        proxy = newInstance(element, classAttribute);
        if (proxy != null) {
            // propagate proxy'ed properties
            if (set_p_listeners == true) {
                if (p_listeners.size() > 0) {
                    Object[] l = p_listeners.getListeners();
                    int ls = l.length;
                    for (int i = 0; i < ls; i++) {
                        IPropertyChangeListener pl = (IPropertyChangeListener) l[i];
                        proxy.addPropertyChangeListener(pl);
                        // remove listener from dymmy so that we don't send notifications twice anymore
                        dummy.removePropertyChangeListener(pl);
                    }
                }
            }
            if (set_p_accelerator == true) {
                proxy.setAccelerator(p_accelerator);
            }
            if (set_p_actionDefinitionId == true) {
                if (p_actionDefinitionId != null) {
                    proxy.setActionDefinitionId(p_actionDefinitionId);
                }
            }
            if (set_p_checked == true) {
                proxy.setChecked(p_checked);
            }
            if (set_p_disabledImage == true) {
                if (p_disabledImage != null) {
                    proxy.setDisabledImageDescriptor(p_disabledImage);
                }
            }
            if (set_p_enabled == true) {
                proxy.setEnabled(p_enabled);
            }
            if (set_p_helpListener == true) {
                if (p_helpListener != null) {
                    proxy.setHelpListener(p_helpListener);
                }
            }
            if (set_p_hoverImage == true) {
                if (p_hoverImage != null) {
                    proxy.setHoverImageDescriptor(p_hoverImage);
                }
            }
            if (set_p_id == true) {
                if (p_id != null) {
                    proxy.setId(p_id);
                }
            }
            if (set_p_image == true) {
                if (p_image != null) {
                    proxy.setImageDescriptor(p_image);
                }
            }
            if (set_p_text == true) {
                if (p_text != null) {
                    proxy.setText(p_text);
                }
            }
            if (set_p_description == true) {
                if (p_description != null) {
                    proxy.setDescription(p_description);
                }
            }
            if (set_p_toolTipText == true) {
                if (p_toolTipText != null) {
                    proxy.setToolTipText(p_toolTipText);
                }
            }
            if (set_p_targetEditor == true) {
                if (p_targetEditor != null) {
                    if (proxy instanceof IExtendedEditorAction) {
                        ((IExtendedEditorAction) proxy).setActiveExtendedEditor(p_targetEditor);
                    }
                }
            }
        }
    }
}

Example 73 with IPropertyChangeListener

use of org.eclipse.jface.util.IPropertyChangeListener in project webtools.sourceediting by eclipse.

the class CSSSyntaxColoringPage method createContents.

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);
    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.CSS_PREFWEBX_STYLES_HELPID);
    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });
    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    // only expand further if anyone else requires it
    linkData.widthHint = 150;
    link.setLayoutData(linkData);
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, CSSUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint, convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);
    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    createLabel(editingComposite, "");
    Button enabler = createCheckbox(editingComposite, CSSUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;
    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);
    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });
    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);
    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });
    fBold = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, CSSUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    // $NON-NLS-1$ = "Restore Default"
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_);
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);
    Composite sampleArea = createComposite(editor, 1);
    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    // $NON-NLS-1$ = "&Sample text:"
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_);
    fPreviewViewer = new SourceViewer(sampleArea, null, SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager().createStructuredDocumentFor(ContentTypeIdForCSS.ContentTypeID_CSS);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);
    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.CSS_PREFWEBX_STYLES_HELPID);
    fStylesViewer.setInput(getStylePreferenceKeys());
    applyStyles();
    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });
    fForegroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });
    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });
    fBold.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fItalic.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fStrike.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fUnderline.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fClearStyle.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement().toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });
    return pageComponent;
}

Example 74 with IPropertyChangeListener

use of org.eclipse.jface.util.IPropertyChangeListener in project webtools.sourceediting by eclipse.

the class JSPSyntaxColoringPage method createContents.

protected Control createContents(final Composite parent) {
    initializeDialogUnits(parent);
    fDefaultForeground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_FOREGROUND);
    fDefaultBackground = parent.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND);
    Composite pageComponent = createComposite(parent, 2);
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.JSP_PREFWEBX_STYLES_HELPID);
    Link link = new Link(pageComponent, SWT.WRAP);
    link.setText(SSEUIMessages.SyntaxColoring_Link);
    link.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
        }
    });
    GridData linkData = new GridData(SWT.FILL, SWT.BEGINNING, true, false, 2, 1);
    // only expand further if anyone else requires it
    linkData.widthHint = 150;
    link.setLayoutData(linkData);
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    new Label(pageComponent, SWT.NONE).setLayoutData(new GridData());
    SashForm editor = new SashForm(pageComponent, SWT.VERTICAL);
    GridData gridData2 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData2.horizontalSpan = 2;
    editor.setLayoutData(gridData2);
    SashForm top = new SashForm(editor, SWT.HORIZONTAL);
    Composite styleEditor = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginRight = 5;
    ((GridLayout) styleEditor.getLayout()).marginLeft = 0;
    createLabel(styleEditor, JSPUIMessages.SyntaxColoringPage_0);
    fStylesViewer = createStylesViewer(styleEditor);
    GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData.horizontalIndent = 0;
    Iterator iterator = fStyleToDescriptionMap.values().iterator();
    while (iterator.hasNext()) {
        gridData.widthHint = Math.max(gridData.widthHint, convertWidthInCharsToPixels(iterator.next().toString().length()));
    }
    gridData.heightHint = convertHeightInCharsToPixels(5);
    fStylesViewer.getControl().setLayoutData(gridData);
    Composite editingComposite = createComposite(top, 1);
    ((GridLayout) styleEditor.getLayout()).marginLeft = 5;
    // $NON-NLS-1$
    createLabel(editingComposite, "");
    Button enabler = createCheckbox(editingComposite, JSPUIMessages.SyntaxColoringPage_2);
    enabler.setEnabled(false);
    enabler.setSelection(true);
    Composite editControls = createComposite(editingComposite, 2);
    ((GridLayout) editControls.getLayout()).marginLeft = 20;
    fForegroundLabel = createLabel(editControls, SSEUIMessages.Foreground_UI_);
    ((GridData) fForegroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fForegroundLabel.setEnabled(false);
    fForegroundColorEditor = new ColorSelector(editControls);
    Button fForegroundColor = fForegroundColorEditor.getButton();
    GridData gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fForegroundColor.setLayoutData(gd);
    fForegroundColorEditor.setEnabled(false);
    fForegroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Foreground_Color_Selector_Button;
        }
    });
    fBackgroundLabel = createLabel(editControls, SSEUIMessages.Background_UI_);
    ((GridData) fBackgroundLabel.getLayoutData()).verticalAlignment = SWT.CENTER;
    fBackgroundLabel.setEnabled(false);
    fBackgroundColorEditor = new ColorSelector(editControls);
    Button fBackgroundColor = fBackgroundColorEditor.getButton();
    gd = new GridData(SWT.BEGINNING, SWT.FILL, false, false);
    fBackgroundColor.setLayoutData(gd);
    fBackgroundColorEditor.setEnabled(false);
    fBackgroundColorEditor.getButton().getAccessible().addAccessibleListener(new AccessibleAdapter() {

        public void getName(final AccessibleEvent e) {
            e.result = SSEUIMessages.Background_Color_Selector_Button;
        }
    });
    fBold = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_3);
    fBold.setEnabled(false);
    ((GridData) fBold.getLayoutData()).horizontalSpan = 2;
    fItalic = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_4);
    fItalic.setEnabled(false);
    ((GridData) fItalic.getLayoutData()).horizontalSpan = 2;
    fStrike = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_5);
    fStrike.setEnabled(false);
    ((GridData) fStrike.getLayoutData()).horizontalSpan = 2;
    fUnderline = createCheckbox(editControls, JSPUIMessages.SyntaxColoringPage_6);
    fUnderline.setEnabled(false);
    ((GridData) fUnderline.getLayoutData()).horizontalSpan = 2;
    fClearStyle = new Button(editingComposite, SWT.PUSH);
    // $NON-NLS-1$ = "Restore Default"
    fClearStyle.setText(SSEUIMessages.Restore_Default_UI_);
    fClearStyle.setLayoutData(new GridData(SWT.BEGINNING));
    ((GridData) fClearStyle.getLayoutData()).horizontalIndent = 20;
    fClearStyle.setEnabled(false);
    Composite sampleArea = createComposite(editor, 1);
    ((GridLayout) sampleArea.getLayout()).marginLeft = 5;
    ((GridLayout) sampleArea.getLayout()).marginTop = 5;
    // $NON-NLS-1$ = "&Sample text:"
    createLabel(sampleArea, SSEUIMessages.Sample_text__UI_);
    fPreviewViewer = new SourceViewer(sampleArea, null, SWT.BORDER | SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.READ_ONLY);
    fText = fPreviewViewer.getTextWidget();
    GridData gridData3 = new GridData(SWT.FILL, SWT.FILL, true, true);
    gridData3.widthHint = convertWidthInCharsToPixels(20);
    gridData3.heightHint = convertHeightInCharsToPixels(5);
    gridData3.horizontalSpan = 2;
    fText.setLayoutData(gridData3);
    fText.setEditable(false);
    // $NON-NLS-1$
    fText.setFont(JFaceResources.getFont("org.eclipse.wst.sse.ui.textfont"));
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    fText.addTraverseListener(getTraverseListener());
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fDocument = StructuredModelManager.getModelManager().createStructuredDocumentFor(ContentTypeIdForJSP.ContentTypeID_JSP);
    fDocument.set(getExampleText());
    initializeSourcePreviewColors(fPreviewViewer);
    fPreviewViewer.setDocument(fDocument);
    top.setWeights(new int[] { 1, 1 });
    editor.setWeights(new int[] { 1, 1 });
    PlatformUI.getWorkbench().getHelpSystem().setHelp(pageComponent, IHelpContextIds.JSP_PREFWEBX_STYLES_HELPID);
    fStylesViewer.setInput(getStylePreferenceKeys());
    applyStyles();
    fStylesViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        public void selectionChanged(SelectionChangedEvent event) {
            if (!event.getSelection().isEmpty()) {
                Object o = ((IStructuredSelection) event.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                activate(namedStyle);
                if (namedStyle == null)
                    return;
            }
        }
    });
    fForegroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fForegroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                    }
                }
            }
        }
    });
    fBackgroundColorEditor.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
                String namedStyle = o.toString();
                String prefString = getOverlayStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // open color dialog to get new color
                    String newValue = ColorHelper.toRGBString(fBackgroundColorEditor.getColorValue());
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getOverlayStore().setValue(namedStyle, newPrefString);
                        applyStyles();
                        fText.redraw();
                        activate(namedStyle);
                    }
                }
            }
        }
    });
    fBold.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[2];
                String newValue = String.valueOf(fBold.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[2] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fItalic.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[3];
                String newValue = String.valueOf(fItalic.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[3] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fStrike.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[4];
                String newValue = String.valueOf(fStrike.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[4] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fUnderline.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            super.widgetSelected(e);
            // get current (newly old) style
            Object o = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement();
            String namedStyle = o.toString();
            String prefString = getOverlayStore().getString(namedStyle);
            String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
            if (stylePrefs != null) {
                String oldValue = stylePrefs[5];
                String newValue = String.valueOf(fUnderline.getSelection());
                if (!newValue.equals(oldValue)) {
                    stylePrefs[5] = newValue;
                    String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                    getOverlayStore().setValue(namedStyle, newPrefString);
                    applyStyles();
                    fText.redraw();
                }
            }
        }
    });
    fClearStyle.addSelectionListener(new SelectionAdapter() {

        public void widgetSelected(SelectionEvent e) {
            if (fStylesViewer.getSelection().isEmpty())
                return;
            String namedStyle = ((IStructuredSelection) fStylesViewer.getSelection()).getFirstElement().toString();
            getOverlayStore().setToDefault(namedStyle);
            applyStyles();
            fText.redraw();
            activate(namedStyle);
        }
    });
    return pageComponent;
}

Example 75 with IPropertyChangeListener

use of org.eclipse.jface.util.IPropertyChangeListener in project webtools.sourceediting by eclipse.

the class StyledTextColorPicker method createControls.

protected void createControls(Composite parent) {
    Composite styleRow = createComposite(parent, 3);
    // row 1 - content type label, combo box, restore defaults
    // $NON-NLS-1$ = "Content type:"
    createLabel(styleRow, SSEUIMessages.Content_type__UI_);
    // Contexts combo box
    fStyleCombo = createCombo(styleRow, new String[0], -1);
    // $NON-NLS-1$ = "Restore Default"
    fClearStyle = createPushButton(styleRow, SSEUIMessages.Restore_Default_UI_);
    Composite styleRow2;
    if (showItalic)
        styleRow2 = createComposite(parent, 7);
    else
        styleRow2 = createComposite(parent, 6);
    // row 2 - foreground label, button, background label, button, bold,
    // italics?
    // $NON-NLS-1$ = "Foreground"
    fForegroundLabel = createLabel(styleRow2, SSEUIMessages.Foreground_UI_);
    fForeground = new ColorSelector(styleRow2);
    fForeground.getButton().setLayoutData(new GridData());
    setAccessible(fForeground.getButton(), fForegroundLabel.getText());
    // defect
    fForeground.getButton().getAccessible().addAccessibleControlListener(foregroundAccListener);
    // 200764
    // -
    // ACC:display
    // values
    // for
    // color
    // buttons
    ((GridData) fForeground.getButton().getLayoutData()).minimumWidth = 20;
    // $NON-NLS-1$ = "Background"
    fBackgroundLabel = createLabel(styleRow2, SSEUIMessages.Background_UI_);
    fBackground = new ColorSelector(styleRow2);
    fBackground.getButton().setLayoutData(new GridData());
    setAccessible(fBackground.getButton(), fBackgroundLabel.getText());
    // defect
    fBackground.getButton().getAccessible().addAccessibleControlListener(backgroundAccListener);
    // 200764
    // -
    // ACC:display
    // values
    // for
    // color
    // buttons
    ((GridData) fBackground.getButton().getLayoutData()).minimumWidth = 20;
    // $NON-NLS-1$
    createLabel(styleRow2, "");
    fBold = createCheckBox(styleRow2, SSEUIMessages.Bold_UI_);
    if (showItalic)
        fItalic = createCheckBox(styleRow2, SSEUIMessages.Italics_UI);
    // // Defaults checkbox
    fForeground.setEnabled(false);
    fBackground.setEnabled(false);
    fClearStyle.setEnabled(false);
    fBold.setEnabled(false);
    if (showItalic)
        fItalic.setEnabled(false);
    fForegroundLabel.setEnabled(false);
    fBackgroundLabel.setEnabled(false);
    Composite sample = createComposite(parent, 1);
    // $NON-NLS-1$ = "&Sample text:"
    createLabel(sample, SSEUIMessages.Sample_text__UI_);
    // BUG141089 - make sure text is left-aligned
    fText = new StyledText(sample, SWT.LEFT_TO_RIGHT | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER | SWT.READ_ONLY);
    GridData data = new GridData(GridData.FILL_BOTH);
    fText.setLayoutData(data);
    fText.setEditable(false);
    fText.setBackground(fDefaultBackground);
    fText.setFont(JFaceResources.getTextFont());
    fText.addKeyListener(getTextKeyListener());
    fText.addSelectionListener(getTextSelectionListener());
    fText.addMouseListener(getTextMouseListener());
    // defect 220377 -
    fText.addTraverseListener(getTraverseListener());
    // Provide tab
    // traversal for
    // fText widget
    // $NON-NLS-1$ = "&Sample text:"
    setAccessible(fText, SSEUIMessages.Sample_text__UI_);
    fForeground.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                // get current (newly old) style
                String namedStyle = getStyleName(fStyleCombo.getItem(fStyleCombo.getSelectionIndex()));
                String prefString = getPreferenceStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[0];
                    // $NON-NLS-1$
                    String newValue = "null";
                    Object newValueObject = event.getNewValue();
                    if (newValueObject instanceof RGB) {
                        newValue = ColorHelper.toRGBString((RGB) newValueObject);
                    }
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[0] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getPreferenceStore().setValue(namedStyle, newPrefString);
                        refresh();
                    }
                }
            }
        }
    });
    fBackground.addListener(new IPropertyChangeListener() {

        public void propertyChange(PropertyChangeEvent event) {
            if (event.getProperty().equals(ColorSelector.PROP_COLORCHANGE)) {
                // get current (newly old) style
                String namedStyle = getStyleName(fStyleCombo.getItem(fStyleCombo.getSelectionIndex()));
                String prefString = getPreferenceStore().getString(namedStyle);
                String[] stylePrefs = ColorHelper.unpackStylePreferences(prefString);
                if (stylePrefs != null) {
                    String oldValue = stylePrefs[1];
                    // $NON-NLS-1$
                    String newValue = "null";
                    Object newValueObject = event.getNewValue();
                    if (newValueObject instanceof RGB) {
                        newValue = ColorHelper.toRGBString((RGB) newValueObject);
                    }
                    if (!newValue.equals(oldValue)) {
                        stylePrefs[1] = newValue;
                        String newPrefString = ColorHelper.packStylePreferences(stylePrefs);
                        getPreferenceStore().setValue(namedStyle, newPrefString);
                        refresh();
                    }
                }
            }
        }
    });
    fClearStyle.addSelectionListener(buttonListener);
    fBold.addSelectionListener(buttonListener);
    if (showItalic)
        fItalic.addSelectionListener(buttonListener);
    fStyleCombo.addSelectionListener(comboListener);
}