diff options
Diffstat (limited to 'org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java')
| -rw-r--r-- | org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java | 308 |
1 files changed, 154 insertions, 154 deletions
diff --git a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java index 64c70baae..8069d259b 100644 --- a/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java +++ b/org.eclipse.debug.ui/ui/org/eclipse/debug/internal/ui/views/memory/renderings/AsyncTableRenderingViewer.java @@ -62,11 +62,11 @@ import org.eclipse.ui.progress.UIJob; public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { private AbstractAsyncTableRendering fRendering; - + // selection keys private Object fPendingSelection; private Object fSelectionKey; - + // cursor and associated listeners private TableCursor fTableCursor; private KeyAdapter fCursorKeyAdapter; @@ -78,40 +78,40 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { private TableEditor fCursorEditor; private KeyAdapter fEditorKeyListener; private CellEditorListener fCellEditorListener; - + private class CellEditorListener implements ICellEditorListener { private CellEditor fEditor; private int fRow; private int fCol; - + public CellEditorListener(int row, int col, CellEditor editor) { fEditor = editor; fRow = row; fCol = col; } - + @Override public void applyEditorValue() { fEditor.removeListener(this); - modifyValue(fRow, fCol, fEditor.getValue()); + modifyValue(fRow, fCol, fEditor.getValue()); } @Override public void cancelEditor() { fEditor.removeListener(this); } - + @Override public void editorValueChanged(boolean oldValidState, boolean newValidState) { } - + public int getRow() { return fRow; } - + public int getCol() { return fCol; @@ -120,17 +120,17 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { private boolean fPendingFormatViewer; - + public AsyncTableRenderingViewer(AbstractAsyncTableRendering rendering, Composite parent, int style) { super(parent, style); fRendering = rendering; - + getTable().addMouseListener(new MouseAdapter() { @Override public void mouseDown(MouseEvent e) { handleTableMouseEvent(e); }}); - + createCursor(getTable()); } @@ -138,49 +138,49 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { public AbstractUpdatePolicy createUpdatePolicy() { return new AsyncTableRenderingUpdatePolicy(); } - + public AbstractAsyncTableRendering getRendering() { return fRendering; } - + private void createCursor(Table table) { fTableCursor = new TableCursor(table, SWT.NONE); - + Display display = fTableCursor.getDisplay(); - + // set up cursor color fTableCursor.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION)); fTableCursor.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT)); - + fTableCursor.setFont(JFaceResources.getFont(IInternalDebugUIConstants.FONT_NAME)); - + fCursorKeyAdapter = new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { handleCursorKeyPressed(e); - } + } }; - + fTableCursor.addKeyListener(fCursorKeyAdapter); - + fCursorTraverseListener = new TraverseListener() { @Override public void keyTraversed(TraverseEvent e) { handleCursorTraverseEvt(e); }}; - + fTableCursor.addTraverseListener(fCursorTraverseListener); - + fCursorMouseListener = new MouseAdapter() { @Override public void mouseDown(MouseEvent e) { handleCursorMouseEvent(e); }}; fTableCursor.addMouseListener(fCursorMouseListener); - + // cursor may be disposed before disposed is called // remove listeners whenever the cursor is disposed fTableCursor.addDisposeListener(new DisposeListener() { @@ -193,7 +193,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { fTableCursor.removeMouseListener(fCursorMouseListener); fTableCursor.removeSelectionListener(fCursorSelectionListener); }}); - + fCursorSelectionListener = new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { @@ -201,19 +201,19 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } }; fTableCursor.addSelectionListener(fCursorSelectionListener); - fCursorEditor = new TableEditor (getTable()); + fCursorEditor = new TableEditor (getTable()); } - + private void handleCursorKeyPressed(KeyEvent event) { if (event.character == '\r' && event.getSource() instanceof TableCursor) { activateCellEditor(null); return; - } - + } + if (MemoryViewUtil.isValidEditEvent(event.keyCode)) - { + { // activate edit as soon as user types something at the cursor if (event.getSource() instanceof TableCursor) { @@ -226,20 +226,20 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } } } - + private void handleCursorMouseEvent(MouseEvent e){ if (e.button == 1) { int col = fTableCursor.getColumn(); if (col > 0 && col <= (getNumCol())) activateCellEditor(null); - } + } } - + private void handleCursorTraverseEvt(TraverseEvent e){ if (fTableCursor.getRow() == null) return; - + Table table = (Table)fTableCursor.getParent(); int row = table.indexOf(fTableCursor.getRow()); int col = fTableCursor.getColumn(); @@ -249,7 +249,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { { return; } - + row = row +1; col = 0; fTableCursor.setSelection(row, col); @@ -260,24 +260,24 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { { return; } - + row = row - 1; col = getNumCol()+1; fTableCursor.setSelection(row, col); - } - + } + handleCursorMoved(); } - + /** * Update selected address. * Load more memory if required. */ private void handleCursorMoved() - { + { fSelectionKey = getSelectionKeyFromCursor(); fPendingSelection = null; - + if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { DebugUIPlugin.trace(Thread.currentThread().getName() + " cursor moved selection is: " + ((BigInteger)fSelectionKey).toString(16)); //$NON-NLS-1$ } @@ -285,15 +285,15 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { handleScrollBarSelection(); fireSelectionChanged(fSelectionKey); } - + private int getNumCol() { - + int bytesPerLine = fRendering.getBytesPerLine(); int columnSize = fRendering.getBytesPerColumn(); - + return bytesPerLine/columnSize; } - + /** * Sets the cursor at the specified address * @param key selection key @@ -303,32 +303,32 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { fPendingSelection = key; attemptSetKeySelection(); } - + public Object getSelectionKey() { return fSelectionKey; } - + private synchronized void attemptSetKeySelection() { if (fPendingSelection != null) { doAttemptSetKeySelection(fPendingSelection); } - + } - + synchronized private Object doAttemptSetKeySelection(final Object key) - { + { if (getBufferTopKey() == null || getBufferEndKey() == null) return key; - + // calculate selected row address int[] location = getCoordinatesFromKey(key); if(location.length == 0) { return key; } - + UIJob uiJob = new UIJob("Set Cursor Selection"){ //$NON-NLS-1$ @Override @@ -339,10 +339,10 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } if (fPendingSelection != null && fPendingSelection != key) return Status.OK_STATUS; - + if (fTableCursor.isDisposed()) return Status.OK_STATUS; - + // by the time this is called, the location may not be valid anymore int[] newLocation = getCoordinatesFromKey(key); if (newLocation.length == 0) @@ -351,28 +351,28 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { fPendingSelection = selectionKey; return Status.OK_STATUS; } - + fSelectionKey = key; fPendingSelection = null; - + if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { DebugUIPlugin.trace(getRendering() + " set cursor selection, row is " + getTable().getItem(newLocation[0]).getData()); //$NON-NLS-1$ DebugUIPlugin.trace(getRendering() + " set cursor selection, model is " + getVirtualContentModel().getElement(newLocation[0])); //$NON-NLS-1$ } - + fTableCursor.setSelection(newLocation[0], newLocation[1]); showTableCursor(true); - + // show the column for the selection getTable().showColumn(getTable().getColumn(newLocation[1])); - + int topIndex = getTable().getTopIndex(); Object topKey = getVirtualContentModel().getKey(topIndex); setTopIndexKey(topKey); - - + + } catch (RuntimeException e) { - + // by the time this is called, the selection may no longer // get the latest selection and try to set selection again Object selectionKey = getSelectionKey(); @@ -381,15 +381,15 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } return Status.OK_STATUS; }}; - + uiJob.setSystem(true); uiJob.schedule(); - + return null; } - + /** - * + * * @param key the element * @return the coordinates of the key * Element[0] is the row index @@ -398,44 +398,44 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { private int[] getCoordinatesFromKey(Object key) { final int row = indexOf(key); - + if (row == -1) { return new int[0]; } - + Object element = getVirtualContentModel().getElement(row); final int col = columnOf(element, key); - + if (col == -1) { return new int[0]; } return new int[]{row, col}; } - + private Object getSelectionKeyFromCursor() - { - int idx = getTable().indexOf(fTableCursor.getRow()); + { + int idx = getTable().indexOf(fTableCursor.getRow()); int col = fTableCursor.getColumn(); - + return getVirtualContentModel().getKey(idx, col); } - + private Object getBufferTopKey() { return getKey(0); } - + private Object getBufferEndKey() { AbstractVirtualContentTableModel model = getVirtualContentModel(); - + if (model != null) return getKey(model.getElements().length-1); return null; } - + public int indexOf(Object key) { int idx = -1; @@ -444,7 +444,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { idx = model.indexOfKey(key); return idx; } - + private int columnOf(Object element, Object key) { int idx = -1; @@ -455,7 +455,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } return idx; } - + public Object getKey(int index) { AbstractVirtualContentTableModel model = getVirtualContentModel(); @@ -466,20 +466,20 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } return null; } - + public Object getKey(int row, int col) - { + { AbstractVirtualContentTableModel model = getVirtualContentModel(); if (model != null) return model.getKey(row, col); return null; } - - + + @Override protected synchronized void preservingSelection(Runnable updateCode) { Object oldTopIndexKey = null; - + if (getPendingSetTopIndexKey() == null) { // preserve selection oldTopIndexKey = getTopIndexKey(); @@ -504,22 +504,22 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { oldSelectionKey = fPendingSelection; else oldSelectionKey = getSelectionKey(); - + if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { if (oldTopIndexKey != null) { DebugUIPlugin.trace(getRendering() + " preserve selection: " + ((BigInteger)oldSelectionKey).toString(16)); //$NON-NLS-1$ } - else { + else { DebugUIPlugin.trace("selection key is null, nothing to preserve"); //$NON-NLS-1$ } } - + // perform the update updateCode.run(); - + } finally { - + if (oldSelectionKey != null) { if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { @@ -527,7 +527,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } setSelection(oldSelectionKey); } - + if (getPendingSetTopIndexKey() != null) { if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { @@ -540,37 +540,37 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { else if (oldTopIndexKey != null) { setTopIndex(oldTopIndexKey); - + if (DebugUIPlugin.DEBUG_DYNAMIC_LOADING) { DebugUIPlugin.trace(getRendering() + " finished top index: " + ((BigInteger)oldTopIndexKey).toString(16)); //$NON-NLS-1$ } } } } - + @Override public void dispose() { super.dispose(); - + if (fTableCursor != null && !fTableCursor.isDisposed()) { fCursorEditor.dispose(); fCursorEditor = null; - + fTableCursor.removeTraverseListener(fCursorTraverseListener); fTableCursor.removeKeyListener(fCursorKeyAdapter); fTableCursor.removeMouseListener(fCursorMouseListener); fTableCursor.removeSelectionListener(fCursorSelectionListener); - + fTableCursor.dispose(); fTableCursor = null; } } - + public void showTableCursor(final boolean show) { - + Display display = DebugUIPlugin.getDefault().getWorkbench().getDisplay(); if (Thread.currentThread() == display.getThread()) { @@ -583,7 +583,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { else { UIJob job = new UIJob("show table cursor"){ //$NON-NLS-1$ - + @Override public IStatus runInUIThread(IProgressMonitor monitor) { if (!fTableCursor.isDisposed()) @@ -593,7 +593,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } return Status.OK_STATUS; }}; - + job.setSystem(true); job.schedule(); } @@ -605,7 +605,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { TableItem selectedRow = null; int colNum = -1; int numCol = getColumnProperties().length; - + for (int j=0; j<tableItems.length; j++) { TableItem item = tableItems[j]; @@ -625,11 +625,11 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { if (colNum >= 0) break; } - + // if column position cannot be determined, return if (colNum < 1) return; - + // handle user mouse click onto table // move cursor to new position if (selectedRow != null) @@ -637,13 +637,13 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { int row = getTable().indexOf(selectedRow); showTableCursor(true); fTableCursor.setSelection(row, colNum); - + // manually call this since we don't get an event when // the table cursor changes selection. handleCursorMoved(); - + fTableCursor.setFocus(); - } + } } /** @@ -716,7 +716,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { // add listeners for the editor control addListeners(control); - + fCellEditorListener = new CellEditorListener(row, col, editor); editor.addListener(fCellEditorListener); @@ -725,19 +725,19 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } } } - + private void deactivateEditor(CellEditor editor) { removeListeners(editor.getControl()); fTableCursor.moveAbove(editor.getControl()); fTableCursor.setFocus(); } - + /* * @param editor */ private void addListeners(Control control) { - + fEditorKeyListener = new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { @@ -747,12 +747,12 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { control.addKeyListener(fEditorKeyListener); } - + /** * @param event the key event */ private void handleKeyEventInEditor(KeyEvent event) { - + final KeyEvent e = event; Display.getDefault().asyncExec(new Runnable() { @@ -765,17 +765,17 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { Control control = (Control)obj; int row = fCellEditorListener.getRow(); int col = fCellEditorListener.getCol(); - + try { switch (e.keyCode) { case 0: doHandleKeyEvent(row, col); - break; + break; case SWT.ESC: cancelEditing(row, col); - break; + break; default : doHandleKeyEvent(row, col); break; @@ -783,36 +783,36 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } catch (NumberFormatException e1) { - MemoryViewUtil.openError(DebugUIMessages.MemoryViewCellModifier_failure_title, + MemoryViewUtil.openError(DebugUIMessages.MemoryViewCellModifier_failure_title, DebugUIMessages.MemoryViewCellModifier_data_is_invalid, null); - + fTableCursor.setSelection(row, col); handleCursorMoved(); - + removeListeners(control); } } } }); } - + private void doHandleKeyEvent(int row, int col) { int numCharsPerByte = fRendering.getNumCharsPerByte(); if (numCharsPerByte > 0) - { + { Object value = getCellEditors()[col].getValue(); if (getCellEditors()[col] instanceof TextCellEditor && value instanceof String) { String str = (String)value; - + if (str.length() > fRendering.getBytesPerColumn()*numCharsPerByte) - { + { String newValue = str; - + CellEditor editor = getCellEditors()[col]; editor.setValue(newValue.substring(0,fRendering.getBytesPerColumn()* numCharsPerByte)); - + // We want to call modify value here to avoid race condition. // Relying on the editor event to modify the cell may introduce a race condition since // we try to activate another cell editor in this method. If we happen to use same cell @@ -820,9 +820,9 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { // We may write the wrong value in that case. Calling modify here allows us to capture the value // now and send that to the model. fCellEditorListener.cancelEditor(); - deactivateEditor(editor); + deactivateEditor(editor); modifyValue(fCellEditorListener.getRow(), fCellEditorListener.getCol(), editor.getValue()); - + // if cursor is at the end of a line, move to next line if (col >= getNumCol()) { @@ -833,38 +833,38 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { { col++; } - - fTableCursor.setSelection(row, col); + + fTableCursor.setSelection(row, col); handleCursorMoved(); - + activateCellEditor(newValue.substring(fRendering.getBytesPerColumn()*numCharsPerByte)); } } } } - + private void cancelEditing(int row, int col) { // if user has pressed escape, do not commit the changes // remove listener to avoid getting notified on the modify value fCellEditorListener.cancelEditor(); deactivateEditor(getCellEditors()[col]); - + fTableCursor.setSelection(row, col); handleCursorMoved(); - + // cursor needs to have focus to remove focus from cell editor - fTableCursor.setFocus(); + fTableCursor.setFocus(); } - + /** * @param control the control to remove the default key listener from */ private void removeListeners(Control control) { - + control.removeKeyListener(fEditorKeyListener); } - + /** * Modify value and send new value to debug adapter * @param row the row @@ -873,27 +873,27 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { * @throws NumberFormatException if trying to set a number value fails */ private void modifyValue(int row, int col, Object newValue) throws NumberFormatException - { + { if (newValue instanceof String && ((String)newValue).length() == 0) - { + { // do not do anything if user has not entered anything return; } - + if (row >= 0 && row < getTable().getItemCount()) { TableItem tableItem = getTable().getItem(row); - + Object property = getColumnProperties()[col]; getCellModifier().modify(tableItem, (String)property, newValue); } } - + public TableCursor getCursor() { return fTableCursor; } - + /* (non-Javadoc) * @see org.eclipse.jface.viewers.ContentViewer#getLabelProvider() * Implemented minimum to work with PrintTableRendering action. @@ -913,7 +913,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { public String getColumnText(Object element, int columnIndex) { int idx = getVirtualContentModel().indexOfElement(element); if (idx >= 0 ) - { + { TableItem item = getTable().getItem(idx); return item.getText(columnIndex); } @@ -937,19 +937,19 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { public void removeListener(ILabelProviderListener listener) { }}; } - + public void formatViewer() { if (getModel() == null || !hasPendingUpdates()) doFormatViewer(); - else + else // do not format in the middle of an update // set pending update and will format when update is completed fPendingFormatViewer = true; } /** - * + * */ private void doFormatViewer() { fPendingFormatViewer = false; @@ -966,7 +966,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { } }}); } - + private void fireSelectionChanged(Object selectionKey) { if (selectionKey != null) @@ -980,7 +980,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { public void handlePresentationFailure(IStatusMonitor monitor, IStatus status) { super.handlePresentationFailure(monitor, status); } - + @Override public void refresh(boolean getContent) { @@ -1002,10 +1002,10 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { }}); } } - + @Override protected void tableTopIndexSetComplete() { - + if (!fTableCursor.isDisposed()) { // TODO: work around swt bug, must force a table cursor redraw after top index is changed @@ -1025,7 +1025,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { public AsynchronousModel getModel() { return super.getModel(); } - + // TODO: need pluggable model to be truly flexible @Override protected AbstractVirtualContentTableModel createVirtualContentTableModel() { @@ -1035,12 +1035,12 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { @Override protected void updateComplete(IStatusMonitor monitor) { super.updateComplete(monitor); - + if (!hasPendingUpdates() && !fTableCursor.isDisposed()) { attemptSetKeySelection(); fTableCursor.redraw(); - + // if the viewer has pending top index, then more updates will come in // and the cursor should not be redrawn yet. if (!hasPendingSetTopIndex()) @@ -1058,7 +1058,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { }}); } } - + if (!hasPendingUpdates() && fPendingFormatViewer) { formatViewer(); @@ -1069,7 +1069,7 @@ public class AsyncTableRenderingViewer extends AsyncVirtualContentTableViewer { @Override protected void clear(Widget item) { super.clear(item); - + // this table viewer assumes that #getData will return null // set data to null when clearing an item. // only visible item will get SET DATA event again and at that time |