diff options
Diffstat (limited to 'debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/ChangeRegisterValueAction.java')
| -rw-r--r-- | debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/ChangeRegisterValueAction.java | 271 |
1 files changed, 0 insertions, 271 deletions
diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/ChangeRegisterValueAction.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/ChangeRegisterValueAction.java deleted file mode 100644 index b61be612ded..00000000000 --- a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/ChangeRegisterValueAction.java +++ /dev/null @@ -1,271 +0,0 @@ -/* - *(c) Copyright QNX Software Systems Ltd. 2002. - * All Rights Reserved. - * - */ -package org.eclipse.cdt.debug.internal.ui.actions; - -import java.util.Iterator; - -import org.eclipse.cdt.debug.internal.ui.CDebugImages; -import org.eclipse.cdt.debug.internal.ui.ICDebugHelpContextIds; -import org.eclipse.cdt.debug.ui.CDebugUIPlugin; -import org.eclipse.debug.core.DebugException; -import org.eclipse.debug.core.model.IValueModification; -import org.eclipse.debug.core.model.IVariable; -import org.eclipse.jface.viewers.IStructuredSelection; -import org.eclipse.jface.viewers.TreeViewer; -import org.eclipse.jface.viewers.Viewer; -import org.eclipse.swt.SWT; -import org.eclipse.swt.custom.TreeEditor; -import org.eclipse.swt.events.FocusAdapter; -import org.eclipse.swt.events.FocusEvent; -import org.eclipse.swt.events.KeyAdapter; -import org.eclipse.swt.events.KeyEvent; -import org.eclipse.swt.layout.GridData; -import org.eclipse.swt.layout.GridLayout; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Label; -import org.eclipse.swt.widgets.Shell; -import org.eclipse.swt.widgets.Text; -import org.eclipse.swt.widgets.Tree; -import org.eclipse.swt.widgets.TreeItem; -import org.eclipse.ui.IWorkbenchWindow; -import org.eclipse.ui.actions.SelectionProviderAction; -import org.eclipse.ui.help.WorkbenchHelp; - -/** - * - * Enter type comment. - * - * @since Sep 16, 2002 - */ -public class ChangeRegisterValueAction extends SelectionProviderAction -{ - protected Tree fTree; - protected TreeEditor fTreeEditor; - protected Composite fComposite; - protected Label fEditorLabel; - protected Text fEditorText; - protected IVariable fVariable; - protected boolean fKeyReleased = false; - - /** - * Constructor for ChangeRegisterValueAction. - * @param provider - * @param text - */ - public ChangeRegisterValueAction( Viewer viewer ) - { - super( viewer, "Change Register Value" ); - setDescription( "Change Register Value" ); - CDebugImages.setLocalImageDescriptors( this, CDebugImages.IMG_LCL_CHANGE_REGISTER_VALUE ); - fTree = ((TreeViewer)viewer).getTree(); - fTreeEditor = new TreeEditor( fTree ); - WorkbenchHelp.setHelp( this, ICDebugHelpContextIds.CHANGE_REGISTER_VALUE_ACTION ); - } - - /** - * Edit the variable value with an inline text editor. - */ - protected void doActionPerformed( final IVariable variable ) - { - IWorkbenchWindow window = CDebugUIPlugin.getActiveWorkbenchWindow(); - if ( window == null ) - { - return; - } - final Shell activeShell = window.getShell(); - - // If a previous edit is still in progress, finish it - if ( fEditorText != null ) - { - saveChangesAndCleanup( fVariable, activeShell ); - } - fVariable = variable; - - // Use a Composite containing a Label and a Text. This allows us to edit just - // the value, while still showing the variable name. - fComposite = new Composite( fTree, SWT.NONE ); - fComposite.setBackground( fTree.getBackground() ); - GridLayout layout = new GridLayout(); - layout.numColumns = 2; - layout.marginHeight = 0; - layout.marginWidth = 0; - fComposite.setLayout( layout ); - - fEditorLabel = new Label( fComposite, SWT.LEFT ); - fEditorLabel.setLayoutData( new GridData( GridData.FILL_VERTICAL ) ); - - // Fix for bug 1766. Border behavior on Windows & Linux for text - // fields is different. On Linux, you always get a border, on Windows, - // you don't. Specifying a border on Linux results in the characters - // getting pushed down so that only there very tops are visible. Thus, - // we have to specify different style constants for the different platforms. - int textStyles = SWT.SINGLE | SWT.LEFT; - if ( SWT.getPlatform().equals( "win32" ) ) - { //$NON-NLS-1$ - textStyles |= SWT.BORDER; - } - fEditorText = new Text( fComposite, textStyles ); - fEditorText.setLayoutData( new GridData( GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL ) ); - String valueString = ""; //$NON-NLS-1$ - try - { - valueString = fVariable.getValue().getValueString(); - } - catch( DebugException de ) - { - CDebugUIPlugin.errorDialog( "Setting the register value failed.", de ); - } - TreeItem[] selectedItems = fTree.getSelection(); - fTreeEditor.horizontalAlignment = SWT.LEFT; - fTreeEditor.grabHorizontal = true; - fTreeEditor.setEditor( fComposite, selectedItems[0] ); - - // There is no API on the model presentation to get just the variable name, - // so we have to make do with just calling IVariable.getName() - String varName = ""; //$NON-NLS-1$ - try - { - varName = fVariable.getName(); - } - catch (DebugException de) - { - CDebugUIPlugin.errorDialog( "Setting the register value failed.", de ); - } - fEditorLabel.setText( varName + "=" ); //$NON-NLS-1$ - - fEditorText.setText( valueString ); - fEditorText.selectAll(); - - fComposite.layout( true ); - fComposite.setVisible( true ); - fEditorText.setFocus(); - - // CR means commit the changes, ESC means abort changing the value - fEditorText.addKeyListener( - new KeyAdapter() - { - public void keyReleased( KeyEvent event ) - { - if ( event.character == SWT.CR ) - { - if ( fKeyReleased ) - { - saveChangesAndCleanup( fVariable, activeShell ); - } - else - { - cleanup(); - return; - } - } - if ( event.character == SWT.ESC ) - { - cleanup(); - return; - } - fKeyReleased = true; - } - } ); - - // If the focus is lost, then act as if user hit CR and commit changes - fEditorText.addFocusListener( - new FocusAdapter() - { - public void focusLost( FocusEvent fe ) - { - if ( fKeyReleased ) - { - saveChangesAndCleanup( fVariable, activeShell ); - } - else - { - cleanup(); - } - } - } ); - } - - /** - * If the new value validates, save it, and dispose the text widget, - * otherwise sound the system bell and leave the user in the editor. - */ - protected void saveChangesAndCleanup( IVariable variable, Shell shell ) - { - String newValue = fEditorText.getText(); - try - { - if ( !variable.verifyValue( newValue ) ) - { - shell.getDisplay().beep(); - return; - } - variable.setValue( newValue ); - } - catch( DebugException de ) - { - CDebugUIPlugin.errorDialog( "Setting the register value failed.", de ); - } - cleanup(); - } - - /** - * Tidy up the widgets that were used - */ - protected void cleanup() - { - fKeyReleased = false; - if ( fEditorText != null ) - { - fEditorText.dispose(); - fEditorText = null; - fVariable = null; - fTreeEditor.setEditor( null, null ); - fComposite.setVisible( false ); - } - } - - /** - * Updates the enabled state of this action based - * on the selection - */ - protected void update( IStructuredSelection sel ) - { - Iterator iter = sel.iterator(); - if (iter.hasNext()) - { - Object object = iter.next(); - if ( object instanceof IValueModification ) - { - IValueModification varMod = (IValueModification)object; - if ( !varMod.supportsValueModification() ) - { - setEnabled( false ); - return; - } - setEnabled( !iter.hasNext() ); - return; - } - } - setEnabled( false ); - } - - /** - * @see Action - */ - public void run() - { - Iterator iterator = getStructuredSelection().iterator(); - doActionPerformed( (IVariable)iterator.next() ); - } - - /** - * @see SelectionProviderAction - */ - public void selectionChanged( IStructuredSelection sel ) - { - update( sel ); - } -} |