* This class may be instantiated. *
* @since 2.1 * @noextend This class is not intended to be subclassed by clients. */ public class AppletParametersTab extends JavaLaunchTab { private Label fWidthLabel; private Text fWidthText; private Label fHeightLabel; private Text fHeightText; private Label fNameLabel; private Text fNameText; private Button fParametersAddButton; private Button fParametersRemoveButton; private Button fParametersEditButton; private class AppletTabListener extends SelectionAdapter implements ModifyListener { /* (non-Javadoc) * @see org.eclipse.swt.events.ModifyListener#modifyText(org.eclipse.swt.events.ModifyEvent) */ public void modifyText(ModifyEvent e) { updateLaunchConfigurationDialog(); } /* (non-Javadoc) * @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent) */ public void widgetSelected(SelectionEvent e) { Object source= e.getSource(); if (source == fViewer.getTable() || source == fViewer) { setParametersButtonsEnableState(); } else if (source == fParametersAddButton) { handleParametersAddButtonSelected(); } else if (source == fParametersEditButton) { handleParametersEditButtonSelected(); } else if (source == fParametersRemoveButton) { handleParametersRemoveButtonSelected(); } } } private AppletTabListener fListener= new AppletTabListener(); private static final String EMPTY_STRING = ""; //$NON-NLS-1$ /** * The default value for the 'width' attribute. */ public static final int DEFAULT_APPLET_WIDTH = 200; /** * The default value for the 'height' attribute. */ public static final int DEFAULT_APPLET_HEIGHT = 200; /** * The parameters table viewer */ private TableViewer fViewer; /** * @see org.eclipse.debug.ui.ILaunchConfigurationTab#createControl(Composite) */ public void createControl(Composite parent) { Composite comp = new Composite(parent, SWT.NONE); setControl(comp); PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IJavaDebugHelpContextIds.LAUNCH_CONFIGURATION_DIALOG_APPLET_PARAMETERS_TAB); GridLayout topLayout = new GridLayout(); comp.setLayout(topLayout); GridData gd; Composite widthHeightNameComp = new Composite(comp, SWT.NONE); gd = new GridData(GridData.FILL_HORIZONTAL); widthHeightNameComp.setLayoutData(gd); GridLayout widthHeightNameLayout = new GridLayout(); widthHeightNameLayout.marginHeight = 0; widthHeightNameLayout.marginWidth = 0; widthHeightNameLayout.numColumns = 4; widthHeightNameComp.setLayout(widthHeightNameLayout); fWidthLabel= new Label(widthHeightNameComp, SWT.NONE); fWidthLabel.setText(LauncherMessages.appletlauncher_argumenttab_widthlabel_text); fWidthText = new Text(widthHeightNameComp, SWT.SINGLE | SWT.BORDER); gd = new GridData(GridData.FILL_HORIZONTAL); fWidthText.setLayoutData(gd); fWidthText.addModifyListener(fListener); fNameLabel = new Label(widthHeightNameComp, SWT.NONE); fNameLabel.setText(LauncherMessages.appletlauncher_argumenttab_namelabel_text); fNameText = new Text(widthHeightNameComp, SWT.SINGLE | SWT.BORDER); gd = new GridData(GridData.FILL_HORIZONTAL); fNameText.setLayoutData(gd); fNameText.addModifyListener(fListener); fHeightLabel= new Label(widthHeightNameComp, SWT.NONE); fHeightLabel.setText(LauncherMessages.appletlauncher_argumenttab_heightlabel_text); fHeightText = new Text(widthHeightNameComp, SWT.SINGLE | SWT.BORDER); gd = new GridData(GridData.FILL_HORIZONTAL); fHeightText.setLayoutData(gd); fHeightText.addModifyListener(fListener); Label blank = new Label(widthHeightNameComp, SWT.NONE); blank.setText(EMPTY_STRING); Label hint = new Label(widthHeightNameComp, SWT.NONE); hint.setText(LauncherMessages.AppletParametersTab__optional_applet_instance_name__1); gd = new GridData(GridData.HORIZONTAL_ALIGN_CENTER); hint.setLayoutData(gd); createVerticalSpacer(comp); Composite parametersComp = new Composite(comp, SWT.NONE); gd = new GridData(GridData.FILL_BOTH); parametersComp.setLayoutData(gd); GridLayout parametersLayout = new GridLayout(); parametersLayout.numColumns = 2; parametersLayout.marginHeight = 0; parametersLayout.marginWidth = 0; parametersComp.setLayout(parametersLayout); Label parameterLabel = new Label(parametersComp, SWT.NONE); parameterLabel.setText(LauncherMessages.appletlauncher_argumenttab_parameterslabel_text); gd = new GridData(); gd.horizontalSpan = 2; parameterLabel.setLayoutData(gd); fViewer = new TableViewer(parametersComp); Table parametersTable = fViewer.getTable(); gd = new GridData(GridData.FILL_BOTH); parametersTable.setLayoutData(gd); TableColumn column1 = new TableColumn(parametersTable, SWT.NONE); column1.setText(LauncherMessages.appletlauncher_argumenttab_parameterscolumn_name_text); TableColumn column2 = new TableColumn(parametersTable, SWT.NONE); column2.setText(LauncherMessages.appletlauncher_argumenttab_parameterscolumn_value_text); TableLayout tableLayout = new TableLayout(); parametersTable.setLayout(tableLayout); tableLayout.addColumnData(new ColumnWeightData(100)); tableLayout.addColumnData(new ColumnWeightData(100)); parametersTable.setHeaderVisible(true); parametersTable.setLinesVisible(true); parametersTable.addSelectionListener(fListener); parametersTable.addMouseListener(new MouseAdapter() { public void mouseDoubleClick(MouseEvent e) { setParametersButtonsEnableState(); if (fParametersEditButton.isEnabled()) { handleParametersEditButtonSelected(); } } }); fViewer.setContentProvider(new IStructuredContentProvider() { public Object[] getElements(Object inputElement) { Map params = (Map) inputElement; return params.keySet().toArray(); } public void dispose() { } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } }); fViewer.setLabelProvider(new ITableLabelProvider() { public Image getColumnImage(Object element, int columnIndex) { return null; } public String getColumnText(Object element, int columnIndex) { if (columnIndex == 0) { return element.toString(); } String key = (String) element; Map params = (Map) fViewer.getInput(); Object object = params.get(key); if (object != null) return object.toString(); return null; } public void addListener(ILabelProviderListener listener) { } public void dispose() { } public boolean isLabelProperty(Object element, String property) { return false; } public void removeListener(ILabelProviderListener listener) { } }); fViewer.setComparator(new ViewerComparator()); Composite envButtonComp = new Composite(parametersComp, SWT.NONE); GridLayout envButtonLayout = new GridLayout(); envButtonLayout.marginHeight = 0; envButtonLayout.marginWidth = 0; envButtonComp.setLayout(envButtonLayout); gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING | GridData.HORIZONTAL_ALIGN_FILL); envButtonComp.setLayoutData(gd); fParametersAddButton = createPushButton(envButtonComp ,LauncherMessages.appletlauncher_argumenttab_parameters_button_add_text, null); fParametersAddButton.addSelectionListener(fListener); fParametersEditButton = createPushButton(envButtonComp, LauncherMessages.appletlauncher_argumenttab_parameters_button_edit_text, null); fParametersEditButton.addSelectionListener(fListener); fParametersRemoveButton = createPushButton(envButtonComp, LauncherMessages.appletlauncher_argumenttab_parameters_button_remove_text, null); fParametersRemoveButton.addSelectionListener(fListener); Dialog.applyDialogFont(parent); } /** * @see org.eclipse.debug.ui.ILaunchConfigurationTab#isValid(ILaunchConfiguration) */ public boolean isValid(ILaunchConfiguration launchConfig) { setErrorMessage(null); try { Integer.parseInt(getWidthText()); } catch(NumberFormatException nfe) { setErrorMessage(LauncherMessages.appletlauncher_argumenttab_width_error_notaninteger); return false; } try { Integer.parseInt(getHeightText()); } catch(NumberFormatException nfe) { setErrorMessage(LauncherMessages.appletlauncher_argumenttab_height_error_notaninteger); return false; } return true; } private void handleParametersAddButtonSelected() { NameValuePairDialog dialog = new NameValuePairDialog(getShell(), LauncherMessages.appletlauncher_argumenttab_parameters_dialog_add_title, new String[] {LauncherMessages.appletlauncher_argumenttab_parameters_dialog_add_name_text, LauncherMessages.appletlauncher_argumenttab_parameters_dialog_add_value_text}, // new String[] {EMPTY_STRING, EMPTY_STRING}); openNewParameterDialog(dialog, null); setParametersButtonsEnableState(); } private void handleParametersEditButtonSelected() { IStructuredSelection selection = (IStructuredSelection) fViewer.getSelection(); String key = (String) selection.getFirstElement(); Map params = (Map) fViewer.getInput(); String value = (String) params.get(key); NameValuePairDialog dialog = new NameValuePairDialog(getShell(), LauncherMessages.appletlauncher_argumenttab_parameters_dialog_edit_title, new String[] {LauncherMessages.appletlauncher_argumenttab_parameters_dialog_edit_name_text, LauncherMessages.appletlauncher_argumenttab_parameters_dialog_edit_value_text}, // new String[] {key, value}); openNewParameterDialog(dialog, key); } private void handleParametersRemoveButtonSelected() { IStructuredSelection selection = (IStructuredSelection) fViewer.getSelection(); Object[] keys = selection.toArray(); for (int i = 0; i < keys.length; i++) { String key = (String) keys[i]; Map params = (Map) fViewer.getInput(); params.remove(key); } fViewer.refresh(); setParametersButtonsEnableState(); updateLaunchConfigurationDialog(); } /** * Set the enabled state of the three environment variable-related buttons based on the * selection in the Table widget. */ private void setParametersButtonsEnableState() { IStructuredSelection selection = (IStructuredSelection) fViewer.getSelection(); int selectCount = selection.size(); if (selectCount < 1) { fParametersEditButton.setEnabled(false); fParametersRemoveButton.setEnabled(false); } else { fParametersRemoveButton.setEnabled(true); if (selectCount == 1) { fParametersEditButton.setEnabled(true); } else { fParametersEditButton.setEnabled(false); } } fParametersAddButton.setEnabled(true); } /** * Show the specified dialog and update the parameter table based on its results. * * @param updateItem the item to update, ornull if
* adding a new item
*/
private void openNewParameterDialog(NameValuePairDialog dialog, String key) {
if (dialog.open() != Window.OK) {
return;
}
String[] nameValuePair = dialog.getNameValuePair();
Map params = (Map) fViewer.getInput();
params.remove(key);
params.put(nameValuePair[0], nameValuePair[1]);
fViewer.refresh();
updateLaunchConfigurationDialog();
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#performApply(ILaunchConfigurationWorkingCopy)
*/
public void performApply(ILaunchConfigurationWorkingCopy configuration) {
try {
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_WIDTH, Integer.parseInt(getWidthText()));
} catch (NumberFormatException e) {
}
try {
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_HEIGHT, Integer.parseInt(getHeightText()));
} catch (NumberFormatException e) {
}
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_NAME, fNameText.getText());
configuration.setAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_PARAMETERS, (Map) fViewer.getInput());
}
/**
* Returns the current width specified by the user
* @return the width specified by the user
*/
private String getWidthText() {
return fWidthText.getText().trim();
}
/**
* Returns the current height specified by the user
* @return the height specified by the user
*/
private String getHeightText() {
return fHeightText.getText().trim();
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#setDefaults(ILaunchConfigurationWorkingCopy)
*/
public void setDefaults(ILaunchConfigurationWorkingCopy configuration) {
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#initializeFrom(ILaunchConfiguration)
*/
public void initializeFrom(ILaunchConfiguration config) {
try {
fWidthText.setText(Integer.toString(config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_WIDTH, DEFAULT_APPLET_WIDTH)));
} catch(CoreException ce) {
fWidthText.setText(Integer.toString(DEFAULT_APPLET_WIDTH));
}
try {
fHeightText.setText(Integer.toString(config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_HEIGHT, DEFAULT_APPLET_HEIGHT)));
} catch(CoreException ce) {
fHeightText.setText(Integer.toString(DEFAULT_APPLET_HEIGHT));
}
try {
fNameText.setText(config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_NAME, LauncherMessages.appletlauncher_argumenttab_name_defaultvalue));
} catch(CoreException ce) {
fNameText.setText(LauncherMessages.appletlauncher_argumenttab_name_defaultvalue);
}
Map input = new HashMap();
try {
Map params = config.getAttribute(IJavaLaunchConfigurationConstants.ATTR_APPLET_PARAMETERS, (Map) null);
if (params != null)
input.putAll(params);
} catch (CoreException e) {
}
fViewer.setInput(input);
}
/**
* Create some empty space
*/
private void createVerticalSpacer(Composite comp) {
new Label(comp, SWT.NONE);
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#getName()
*/
public String getName() {
return LauncherMessages.appletlauncher_argumenttab_name;
}
/**
* @see org.eclipse.debug.ui.AbstractLaunchConfigurationTab#getId()
*
* @since 3.3
*/
public String getId() {
return "org.eclipse.jdt.debug.ui.appletParametersTab"; //$NON-NLS-1$
}
/**
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#getImage()
*/
public Image getImage() {
return JavaDebugImages.get(JavaDebugImages.IMG_VIEW_ARGUMENTS_TAB);
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#activated(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
*/
public void activated(ILaunchConfigurationWorkingCopy workingCopy) {
// do nothing when activated
}
/* (non-Javadoc)
* @see org.eclipse.debug.ui.ILaunchConfigurationTab#deactivated(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
*/
public void deactivated(ILaunchConfigurationWorkingCopy workingCopy) {
// do nothing when deactivated
}
}