| /******************************************************************************* |
| * Copyright (c) 2004, 2007 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.debug.internal.ui.views.memory.renderings; |
| |
| import org.eclipse.debug.core.DebugException; |
| import org.eclipse.debug.core.model.IMemoryBlock; |
| import org.eclipse.debug.core.model.IMemoryBlockExtension; |
| import org.eclipse.debug.internal.ui.DebugPluginImages; |
| import org.eclipse.debug.internal.ui.DebugUIMessages; |
| import org.eclipse.debug.internal.ui.DebugUIPlugin; |
| import org.eclipse.debug.internal.ui.IInternalDebugUIConstants; |
| import org.eclipse.debug.ui.IDebugUIConstants; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.viewers.ITableLabelProvider; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.swt.graphics.GC; |
| import org.eclipse.swt.printing.PrintDialog; |
| import org.eclipse.swt.printing.Printer; |
| import org.eclipse.swt.printing.PrinterData; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableColumn; |
| import org.eclipse.swt.widgets.TableItem; |
| import org.eclipse.ui.PlatformUI; |
| |
| |
| /** |
| * Print view tab toolbar action |
| * |
| * @since 3.0 |
| */ |
| public class PrintTableRenderingAction extends Action |
| { |
| private AbstractBaseTableRendering fRendering; |
| private StructuredViewer fViewer; |
| |
| private static final String COLUMN_SEPERATOR = " "; //$NON-NLS-1$ |
| |
| public PrintTableRenderingAction(AbstractBaseTableRendering rendering, StructuredViewer viewer) |
| { |
| super(DebugUIMessages.PrintViewTabAction_title); |
| fRendering = rendering; |
| fViewer = viewer; |
| setToolTipText(DebugUIMessages.PrintViewTabAction_tooltip); |
| setImageDescriptor(DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_ELCL_PRINT_TOP_VIEW_TAB)); |
| setHoverImageDescriptor(DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_LCL_PRINT_TOP_VIEW_TAB)); |
| setDisabledImageDescriptor(DebugPluginImages.getImageDescriptor(IInternalDebugUIConstants.IMG_DLCL_PRINT_TOP_VIEW_TAB)); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IDebugUIConstants.PLUGIN_ID + ".PrintViewTabContextAction_context"); //$NON-NLS-1$ |
| } |
| |
| /* |
| * draws a Table to a GC which has been initialized with a Printer. |
| * startJob() and startPage() must be called before printTable(...), |
| * and endPage() and endJob() must be called after printTable(...). |
| */ |
| protected void printTable(TableItem[] itemList, GC printGC, Printer printer) { |
| |
| |
| int numColumns = ((Table)fViewer.getControl()).getColumnCount(); |
| ITableLabelProvider labelProvider = (ITableLabelProvider)fViewer.getLabelProvider(); |
| int lineNum = 1; |
| |
| int charsPerByte = fRendering.getNumCharsPerByte(); |
| if (charsPerByte < 0) |
| charsPerByte = 4; |
| |
| // return line number after column labels are printed |
| lineNum = printColumnLabels(printGC, lineNum); |
| |
| //for all items in the table |
| for (int i=0; i < itemList.length; i++) { |
| StringBuffer tableContents = new StringBuffer(); |
| //print all columns for this row |
| for (int j=0; j < numColumns; j++) { |
| String columnText = labelProvider.getColumnText(itemList[i].getData(), j); |
| |
| while (columnText.length() < fRendering.getBytesPerColumn() * charsPerByte) |
| { |
| columnText += " "; //$NON-NLS-1$ |
| } |
| tableContents.append(COLUMN_SEPERATOR); |
| tableContents.append(columnText); |
| } |
| printGC.drawString(tableContents.toString(), 10, 10+(lineNum*printGC.getFontMetrics().getHeight())); |
| lineNum++; |
| |
| // if we've run over the end of a page, start a new one |
| if (20+lineNum*printGC.getFontMetrics().getHeight() > printer.getClientArea().height) { |
| lineNum=1; |
| printer.endPage(); |
| printer.startPage(); |
| lineNum = printColumnLabels(printGC, lineNum); |
| } |
| } |
| } |
| |
| private int printColumnLabels(GC printGC, int lineNum) |
| { |
| StringBuffer tableContents = new StringBuffer(); |
| int numColumns = ((Table)fViewer.getControl()).getColumnCount(); |
| TableColumn columns[] = ((Table)fViewer.getControl()).getColumns(); |
| |
| int charsPerByte = fRendering.getNumCharsPerByte(); |
| if (charsPerByte < 0) |
| charsPerByte = 4; |
| |
| int addressSizeInBytes = 0; |
| TableRenderingContentDescriptor descriptor = (TableRenderingContentDescriptor)fRendering.getAdapter(TableRenderingContentDescriptor.class); |
| if (descriptor == null) |
| { |
| // special for address column |
| IMemoryBlock memBlock = fRendering.getMemoryBlock(); |
| if (memBlock instanceof IMemoryBlockExtension) |
| { |
| try { |
| addressSizeInBytes = ((IMemoryBlockExtension)memBlock).getAddressSize(); |
| } catch (DebugException e) { |
| addressSizeInBytes = 0; |
| } |
| |
| if (addressSizeInBytes <= 0) |
| addressSizeInBytes = 4; |
| } |
| else |
| { |
| addressSizeInBytes = 4; |
| } |
| } |
| else |
| { |
| addressSizeInBytes = descriptor.getAddressSize(); |
| } |
| |
| //get the column headers |
| for (int k=0; k < numColumns; k++) { |
| |
| StringBuffer columnLabel = new StringBuffer(columns[k].getText()); |
| int numBytes = 0; |
| |
| if (k > 0) |
| { |
| numBytes = fRendering.getBytesPerColumn(); |
| } |
| else |
| { |
| numBytes = addressSizeInBytes; |
| } |
| |
| while (columnLabel.length() < numBytes * charsPerByte) |
| { |
| columnLabel.append(" "); //$NON-NLS-1$ |
| } |
| |
| tableContents.append(COLUMN_SEPERATOR); |
| tableContents.append(columnLabel); |
| } |
| printGC.drawString(tableContents.toString(), 10, 10+(lineNum*printGC.getFontMetrics().getHeight())); |
| lineNum++; |
| |
| return lineNum; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.IAction#run() |
| */ |
| public void run() { |
| |
| if (!(fViewer.getControl() instanceof Table)) |
| return; |
| |
| PrintDialog printDialog = new PrintDialog(DebugUIPlugin.getShell()); |
| PrinterData printerData = printDialog.open(); // pop up a system print dialog |
| if (printerData == null) {setChecked(false); return;} |
| Printer printer = new Printer(printerData); |
| GC gc = new GC(printer); |
| TableItem[] tableItems = ((Table)fViewer.getControl()).getItems(); |
| |
| // start the print job and assign it a title |
| printer.startJob(DebugUIMessages.PrintViewTabAction_jobtitle + fRendering.getLabel()); |
| printer.startPage(); // start the first page |
| printTable(tableItems, gc, printer); // print all rows of the table |
| printer.endPage(); // end the last page |
| printer.endJob(); // end the print job |
| gc.dispose(); |
| printer.dispose(); |
| setChecked(false); |
| } |
| } |