| /******************************************************************************* |
| * Copyright (c) 2000, 2016 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.swt.examples.clipboard; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.ScrolledComposite; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.dnd.Clipboard; |
| import org.eclipse.swt.dnd.FileTransfer; |
| import org.eclipse.swt.dnd.HTMLTransfer; |
| import org.eclipse.swt.dnd.ImageTransfer; |
| import org.eclipse.swt.dnd.RTFTransfer; |
| import org.eclipse.swt.dnd.TextTransfer; |
| import org.eclipse.swt.dnd.Transfer; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.graphics.GC; |
| import org.eclipse.swt.graphics.Image; |
| import org.eclipse.swt.graphics.ImageData; |
| import org.eclipse.swt.graphics.ImageDataProvider; |
| import org.eclipse.swt.graphics.Point; |
| import org.eclipse.swt.graphics.Rectangle; |
| import org.eclipse.swt.layout.FillLayout; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.layout.GridLayout; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Canvas; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.DirectoryDialog; |
| import org.eclipse.swt.widgets.Display; |
| import org.eclipse.swt.widgets.FileDialog; |
| import org.eclipse.swt.widgets.Group; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.List; |
| import org.eclipse.swt.widgets.ScrollBar; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.swt.widgets.Table; |
| import org.eclipse.swt.widgets.TableItem; |
| import org.eclipse.swt.widgets.Text; |
| |
| public class ClipboardExample { |
| |
| Clipboard clipboard; |
| Shell shell; |
| Text text; |
| Combo combo; |
| StyledText styledText; |
| Label status; |
| static final int HSIZE = 100, VSIZE = 60; |
| |
| static final class AutoScaleImageDataProvider implements ImageDataProvider { |
| ImageData imageData; |
| int currentZoom; |
| public AutoScaleImageDataProvider (ImageData data) { |
| this.imageData = data; |
| this.currentZoom = getDeviceZoom (); |
| } |
| |
| @Override |
| public ImageData getImageData (int zoom) { |
| return autoScaleImageData(imageData, zoom, currentZoom); |
| } |
| |
| static ImageData autoScaleImageData (ImageData imageData, int targetZoom, int currentZoom) { |
| if (imageData == null || targetZoom == currentZoom) return imageData; |
| float scaleFactor = ((float) targetZoom)/((float) currentZoom); |
| return imageData.scaledTo (Math.round (imageData.width * scaleFactor), Math.round (imageData.height * scaleFactor)); |
| } |
| |
| static int getDeviceZoom () { |
| int zoom = 100; |
| String value = System.getProperty ("org.eclipse.swt.internal.deviceZoom"); |
| if (value != null) { |
| try { |
| zoom = Integer.parseInt(value); |
| } catch (NumberFormatException e) { |
| e.printStackTrace(); |
| } |
| } |
| return zoom; |
| } |
| } |
| |
| public static void main( String[] args) { |
| Display display = new Display(); |
| new ClipboardExample().open(display); |
| display.dispose(); |
| } |
| public void open(Display display) { |
| clipboard = new Clipboard(display); |
| shell = new Shell (display); |
| shell.setText("SWT Clipboard"); |
| shell.setLayout(new FillLayout()); |
| |
| ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL); |
| Composite parent = new Composite(sc, SWT.NONE); |
| sc.setContent(parent); |
| parent.setLayout(new GridLayout(2, true)); |
| |
| Group copyGroup = new Group(parent, SWT.NONE); |
| copyGroup.setText("Copy From:"); |
| GridData data = new GridData(GridData.FILL_BOTH); |
| copyGroup.setLayoutData(data); |
| copyGroup.setLayout(new GridLayout(3, false)); |
| |
| Group pasteGroup = new Group(parent, SWT.NONE); |
| pasteGroup.setText("Paste To:"); |
| data = new GridData(GridData.FILL_BOTH); |
| pasteGroup.setLayoutData(data); |
| pasteGroup.setLayout(new GridLayout(3, false)); |
| |
| Group controlGroup = new Group(parent, SWT.NONE); |
| controlGroup.setText("Control API:"); |
| data = new GridData(GridData.FILL_HORIZONTAL); |
| data.horizontalSpan = 2; |
| controlGroup.setLayoutData(data); |
| controlGroup.setLayout(new GridLayout(5, false)); |
| |
| Group typesGroup = new Group(parent, SWT.NONE); |
| typesGroup.setText("Available Types"); |
| data = new GridData(GridData.FILL_HORIZONTAL); |
| data.horizontalSpan = 2; |
| typesGroup.setLayoutData(data); |
| typesGroup.setLayout(new GridLayout(2, false)); |
| |
| status = new Label(parent, SWT.NONE); |
| data = new GridData(GridData.FILL_HORIZONTAL); |
| data.horizontalSpan = 2; |
| status.setLayoutData(data); |
| |
| createTextTransfer(copyGroup, pasteGroup); |
| createRTFTransfer(copyGroup, pasteGroup); |
| createHTMLTransfer(copyGroup, pasteGroup); |
| createFileTransfer(copyGroup, pasteGroup); |
| createImageTransfer(copyGroup, pasteGroup); |
| createMyTransfer(copyGroup, pasteGroup); |
| createControlTransfer(controlGroup); |
| createAvailableTypes(typesGroup); |
| |
| sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT)); |
| sc.setExpandHorizontal(true); |
| sc.setExpandVertical(true); |
| |
| Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT); |
| Rectangle monitorArea = shell.getMonitor().getClientArea(); |
| shell.setSize(Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20)); |
| shell.open(); |
| while (!shell.isDisposed ()) { |
| if (!display.readAndDispatch ()) display.sleep (); |
| } |
| clipboard.dispose(); |
| } |
| void createTextTransfer(Composite copyParent, Composite pasteParent) { |
| |
| // TextTransfer |
| Label l = new Label(copyParent, SWT.NONE); |
| l.setText("TextTransfer:"); //$NON-NLS-1$ |
| final Text copyText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| copyText.setText("some\nplain\ntext"); |
| GridData data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| copyText.setLayoutData(data); |
| Button b = new Button(copyParent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = copyText.getText(); |
| if (data.length() > 0) { |
| status.setText(""); |
| clipboard.setContents(new Object[] {data}, new Transfer[] {TextTransfer.getInstance()}); |
| } else { |
| status.setText("No text to copy"); |
| } |
| } |
| }); |
| |
| l = new Label(pasteParent, SWT.NONE); |
| l.setText("TextTransfer:"); //$NON-NLS-1$ |
| final Text pasteText = new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| pasteText.setLayoutData(data); |
| b = new Button(pasteParent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = (String)clipboard.getContents(TextTransfer.getInstance()); |
| if (data != null && data.length() > 0) { |
| status.setText(""); |
| pasteText.setText("begin paste>"+data+"<end paste"); |
| } else { |
| status.setText("No text to paste"); |
| } |
| } |
| }); |
| } |
| void createRTFTransfer(Composite copyParent, Composite pasteParent){ |
| // RTF Transfer |
| Label l = new Label(copyParent, SWT.NONE); |
| l.setText("RTFTransfer:"); //$NON-NLS-1$ |
| final Text copyRtfText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| copyRtfText.setText("some\nrtf\ntext"); |
| GridData data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| copyRtfText.setLayoutData(data); |
| Button b = new Button(copyParent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = copyRtfText.getText(); |
| if (data.length() > 0) { |
| status.setText(""); |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("{\\rtf1\\ansi\\uc1{\\colortbl;\\red255\\green0\\blue0;}\\uc1\\b\\i "); |
| for (int i = 0; i < data.length(); i++) { |
| char ch = data.charAt(i); |
| if (ch > 0xFF) { |
| buffer.append("\\u"); |
| buffer.append(Integer.toString((short) ch)); |
| buffer.append('?'); |
| } else { |
| if (ch == '}' || ch == '{' || ch == '\\') { |
| buffer.append('\\'); |
| } |
| buffer.append(ch); |
| if (ch == '\n') buffer.append("\\par "); |
| if (ch == '\r' && (i - 1 == data.length() || data.charAt(i + 1) != '\n')) { |
| buffer.append("\\par "); |
| } |
| } |
| } |
| buffer.append("}"); |
| clipboard.setContents(new Object[] {buffer.toString()}, new Transfer[] {RTFTransfer.getInstance()}); |
| } else { |
| status.setText("No RTF to copy"); |
| } |
| } |
| }); |
| |
| l = new Label(pasteParent, SWT.NONE); |
| l.setText("RTFTransfer:"); //$NON-NLS-1$ |
| final Text pasteRtfText = new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| pasteRtfText.setLayoutData(data); |
| b = new Button(pasteParent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = (String)clipboard.getContents(RTFTransfer.getInstance()); |
| if (data != null && data.length() > 0) { |
| status.setText(""); |
| pasteRtfText.setText("start paste>"+data+"<end paste"); |
| } else { |
| status.setText("No RTF to paste"); |
| } |
| } |
| }); |
| } |
| void createHTMLTransfer(Composite copyParent, Composite pasteParent){ |
| // HTML Transfer |
| Label l = new Label(copyParent, SWT.NONE); |
| l.setText("HTMLTransfer:"); //$NON-NLS-1$ |
| final Text copyHtmlText = new Text(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| copyHtmlText.setText("<b>Hello World</b>"); |
| GridData data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| copyHtmlText.setLayoutData(data); |
| Button b = new Button(copyParent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = copyHtmlText.getText(); |
| if (data.length() > 0) { |
| status.setText(""); |
| clipboard.setContents(new Object[] {data}, new Transfer[] {HTMLTransfer.getInstance()}); |
| } else { |
| status.setText("No HTML to copy"); |
| } |
| } |
| }); |
| |
| l = new Label(pasteParent, SWT.NONE); |
| l.setText("HTMLTransfer:"); //$NON-NLS-1$ |
| final Text pasteHtmlText = new Text(pasteParent, SWT.READ_ONLY | SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| pasteHtmlText.setLayoutData(data); |
| b = new Button(pasteParent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String data = (String)clipboard.getContents(HTMLTransfer.getInstance()); |
| if (data != null && data.length() > 0) { |
| status.setText(""); |
| pasteHtmlText.setText("start paste>"+data+"<end paste"); |
| } else { |
| status.setText("No HTML to paste"); |
| } |
| } |
| }); |
| } |
| void createFileTransfer(Composite copyParent, Composite pasteParent){ |
| //File Transfer |
| Label l = new Label(copyParent, SWT.NONE); |
| l.setText("FileTransfer:"); //$NON-NLS-1$ |
| GridData data = new GridData(); |
| data.verticalSpan = 3; |
| l.setLayoutData(data); |
| |
| final Table copyFileTable = new Table(copyParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| data.verticalSpan = 3; |
| copyFileTable.setLayoutData(data); |
| |
| Button b = new Button(copyParent, SWT.PUSH); |
| b.setText("Select file(s)"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| FileDialog dialog = new FileDialog(shell, SWT.OPEN | SWT.MULTI); |
| String result = dialog.open(); |
| if (result != null && result.length() > 0){ |
| String separator = System.getProperty("file.separator"); |
| String path = dialog.getFilterPath(); |
| String[] names = dialog.getFileNames(); |
| for (int i = 0; i < names.length; i++) { |
| TableItem item = new TableItem(copyFileTable, SWT.NONE); |
| item.setText(path+separator+names[i]); |
| } |
| } |
| } |
| }); |
| b = new Button(copyParent, SWT.PUSH); |
| b.setText("Select directory"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| DirectoryDialog dialog = new DirectoryDialog(shell, SWT.OPEN); |
| String result = dialog.open(); |
| if (result != null && result.length() > 0){ |
| //copyFileTable.removeAll(); |
| TableItem item = new TableItem(copyFileTable, SWT.NONE); |
| item.setText(result); |
| } |
| } |
| }); |
| |
| b = new Button(copyParent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| TableItem[] items = copyFileTable.getItems(); |
| if (items.length > 0){ |
| status.setText(""); |
| String[] data = new String[items.length]; |
| for (int i = 0; i < data.length; i++) { |
| data[i] = items[i].getText(); |
| } |
| clipboard.setContents(new Object[] {data}, new Transfer[] {FileTransfer.getInstance()}); |
| } else { |
| status.setText("No file to copy"); |
| } |
| } |
| }); |
| |
| l = new Label(pasteParent, SWT.NONE); |
| l.setText("FileTransfer:"); //$NON-NLS-1$ |
| final Table pasteFileTable = new Table(pasteParent, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| pasteFileTable.setLayoutData(data); |
| b = new Button(pasteParent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| String[] data = (String[])clipboard.getContents(FileTransfer.getInstance()); |
| if (data != null && data.length > 0) { |
| status.setText(""); |
| pasteFileTable.removeAll(); |
| for (int i = 0; i < data.length; i++) { |
| TableItem item = new TableItem(pasteFileTable, SWT.NONE); |
| item.setText(data[i]); |
| } |
| } else { |
| status.setText("No file to paste"); |
| } |
| } |
| }); |
| } |
| |
| void createImageTransfer(Composite copyParent, Composite pasteParent){ |
| final Image[] copyImage = new Image[] {null}; |
| Label l = new Label(copyParent, SWT.NONE); |
| l.setText("ImageTransfer:"); //$NON-NLS-1$ |
| GridData data = new GridData(); |
| data.verticalSpan = 2; |
| l.setLayoutData(data); |
| |
| final Canvas copyImageCanvas = new Canvas(copyParent, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.verticalSpan = 2; |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| copyImageCanvas.setLayoutData(data); |
| |
| final Point copyOrigin = new Point(0, 0); |
| final ScrollBar copyHBar = copyImageCanvas.getHorizontalBar(); |
| copyHBar.setEnabled(false); |
| copyHBar.addListener(SWT.Selection, e -> { |
| if (copyImage[0] != null) { |
| int hSelection = copyHBar.getSelection(); |
| int destX = -hSelection - copyOrigin.x; |
| Rectangle rect = copyImage[0].getBounds(); |
| copyImageCanvas.scroll(destX, 0, 0, 0, rect.width, rect.height, false); |
| copyOrigin.x = -hSelection; |
| } |
| }); |
| final ScrollBar copyVBar = copyImageCanvas.getVerticalBar(); |
| copyVBar.setEnabled(false); |
| copyVBar.addListener(SWT.Selection, e -> { |
| if (copyImage[0] != null) { |
| int vSelection = copyVBar.getSelection(); |
| int destY = -vSelection - copyOrigin.y; |
| Rectangle rect = copyImage[0].getBounds(); |
| copyImageCanvas.scroll(0, destY, 0, 0, rect.width, rect.height, false); |
| copyOrigin.y = -vSelection; |
| } |
| }); |
| copyImageCanvas.addListener(SWT.Paint, e -> { |
| if(copyImage[0] != null) { |
| GC gc = e.gc; |
| gc.drawImage(copyImage[0], copyOrigin.x, copyOrigin.y); |
| Rectangle rect = copyImage[0].getBounds(); |
| Rectangle client = copyImageCanvas.getClientArea (); |
| int marginWidth = client.width - rect.width; |
| if (marginWidth > 0) { |
| gc.fillRectangle (rect.width, 0, marginWidth, client.height); |
| } |
| int marginHeight = client.height - rect.height; |
| if (marginHeight > 0) { |
| gc.fillRectangle(0, rect.height, client.width, marginHeight); |
| } |
| gc.dispose(); |
| } |
| }); |
| Button openButton = new Button(copyParent, SWT.PUSH); |
| openButton.setText("Open Image"); |
| openButton.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| FileDialog dialog = new FileDialog (shell, SWT.OPEN); |
| dialog.setText("Open an image file or cancel"); |
| String string = dialog.open (); |
| if (string != null) { |
| if (copyImage[0] != null) { |
| System.out.println("CopyImage"); |
| copyImage[0].dispose(); |
| } |
| copyImage[0] = new Image(e.display, string); |
| copyVBar.setEnabled(true); |
| copyHBar.setEnabled(true); |
| copyOrigin.x = 0; copyOrigin.y = 0; |
| Rectangle rect = copyImage[0].getBounds(); |
| Rectangle client = copyImageCanvas.getClientArea(); |
| copyHBar.setMaximum(rect.width); |
| copyVBar.setMaximum(rect.height); |
| copyHBar.setThumb(Math.min(rect.width, client.width)); |
| copyVBar.setThumb(Math.min(rect.height, client.height)); |
| copyImageCanvas.scroll(0, 0, 0, 0, rect.width, rect.height, true); |
| copyVBar.setSelection(0); |
| copyHBar.setSelection(0); |
| copyImageCanvas.redraw(); |
| } |
| } |
| }); |
| Button b = new Button(copyParent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| if (copyImage[0] != null) { |
| status.setText(""); |
| // Fetch ImageData at current zoom and save in the clip-board. |
| clipboard.setContents(new Object[] {copyImage[0].getImageDataAtCurrentZoom()}, new Transfer[] {ImageTransfer.getInstance()}); |
| } else { |
| status.setText("No image to copy"); |
| } |
| } |
| }); |
| |
| final Image[] pasteImage = new Image[] {null}; |
| l = new Label(pasteParent, SWT.NONE); |
| l.setText("ImageTransfer:"); |
| final Canvas pasteImageCanvas = new Canvas(pasteParent, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| data = new GridData(GridData.FILL_BOTH); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| pasteImageCanvas.setLayoutData(data); |
| final Point pasteOrigin = new Point(0, 0); |
| final ScrollBar pasteHBar = pasteImageCanvas.getHorizontalBar(); |
| pasteHBar.setEnabled(false); |
| pasteHBar.addListener(SWT.Selection, e -> { |
| if (pasteImage[0] != null) { |
| int hSelection = pasteHBar.getSelection(); |
| int destX = -hSelection - pasteOrigin.x; |
| Rectangle rect = pasteImage[0].getBounds(); |
| pasteImageCanvas.scroll(destX, 0, 0, 0, rect.width, rect.height, false); |
| pasteOrigin.x = -hSelection; |
| } |
| }); |
| final ScrollBar pasteVBar = pasteImageCanvas.getVerticalBar(); |
| pasteVBar.setEnabled(false); |
| pasteVBar.addListener(SWT.Selection, e -> { |
| if (pasteImage[0] != null) { |
| int vSelection = pasteVBar.getSelection(); |
| int destY = -vSelection - pasteOrigin.y; |
| Rectangle rect = pasteImage[0].getBounds(); |
| pasteImageCanvas.scroll(0, destY, 0, 0, rect.width, rect.height, false); |
| pasteOrigin.y = -vSelection; |
| } |
| }); |
| pasteImageCanvas.addListener(SWT.Paint, e -> { |
| if(pasteImage[0] != null) { |
| GC gc = e.gc; |
| gc.drawImage(pasteImage[0], pasteOrigin.x, pasteOrigin.y); |
| Rectangle rect = pasteImage[0].getBounds(); |
| Rectangle client = pasteImageCanvas.getClientArea (); |
| int marginWidth = client.width - rect.width; |
| if (marginWidth > 0) { |
| gc.fillRectangle(rect.width, 0, marginWidth, client.height); |
| } |
| int marginHeight = client.height - rect.height; |
| if (marginHeight > 0) { |
| gc.fillRectangle(0, rect.height, client.width, marginHeight); |
| } |
| } |
| }); |
| b = new Button(pasteParent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| ImageData data =(ImageData)clipboard.getContents(ImageTransfer.getInstance()); |
| if (data != null) { |
| if (pasteImage[0] != null) { |
| System.out.println("PasteImage"); |
| pasteImage[0].dispose(); |
| } |
| status.setText(""); |
| // Consume the ImageData at current zoom as-is. |
| pasteImage[0] = new Image(e.display, new AutoScaleImageDataProvider(data)); |
| pasteVBar.setEnabled(true); |
| pasteHBar.setEnabled(true); |
| pasteOrigin.x = 0; pasteOrigin.y = 0; |
| Rectangle rect = pasteImage[0].getBounds(); |
| Rectangle client = pasteImageCanvas.getClientArea(); |
| pasteHBar.setMaximum(rect.width); |
| pasteVBar.setMaximum(rect.height); |
| pasteHBar.setThumb(Math.min(rect.width, client.width)); |
| pasteVBar.setThumb(Math.min(rect.height, client.height)); |
| pasteImageCanvas.scroll(0, 0, 0, 0, rect.width, rect.height, true); |
| pasteVBar.setSelection(0); |
| pasteHBar.setSelection(0); |
| pasteImageCanvas.redraw(); |
| } else { |
| status.setText("No image to paste"); |
| } |
| } |
| }); |
| } |
| void createMyTransfer(Composite copyParent, Composite pasteParent){ |
| // MyType Transfer |
| // TODO |
| } |
| void createControlTransfer(Composite parent){ |
| // TODO: CCombo and Spinner also have cut(), copy() and paste() API |
| Label l = new Label(parent, SWT.NONE); |
| l.setText("Text:"); |
| Button b = new Button(parent, SWT.PUSH); |
| b.setText("Cut"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| text.cut(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| text.copy(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| text.paste(); |
| } |
| }); |
| text = new Text(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL); |
| GridData data = new GridData(GridData.FILL_HORIZONTAL); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| text.setLayoutData(data); |
| |
| l = new Label(parent, SWT.NONE); |
| l.setText("Combo:"); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Cut"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| combo.cut(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| combo.copy(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| combo.paste(); |
| } |
| }); |
| combo = new Combo(parent, SWT.NONE); |
| combo.setItems("Item 1", "Item 2", "Item 3", "A longer Item"); |
| combo.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); |
| |
| l = new Label(parent, SWT.NONE); |
| l.setText("StyledText:"); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Cut"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| styledText.cut(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Copy"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| styledText.copy(); |
| } |
| }); |
| b = new Button(parent, SWT.PUSH); |
| b.setText("Paste"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| styledText.paste(); |
| } |
| }); |
| styledText = new StyledText(parent, SWT.BORDER | SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL); |
| data = new GridData(GridData.FILL_HORIZONTAL); |
| data.widthHint = HSIZE; |
| data.heightHint = VSIZE; |
| styledText.setLayoutData(data); |
| } |
| void createAvailableTypes(Composite parent){ |
| final List list = new List(parent, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL); |
| GridData data = new GridData(GridData.FILL_BOTH); |
| data.heightHint = VSIZE; |
| list.setLayoutData(data); |
| Button b = new Button(parent, SWT.PUSH); |
| b.setText("Get Available Types"); |
| b.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| list.removeAll(); |
| String[] names = clipboard.getAvailableTypeNames(); |
| for (int i = 0; i < names.length; i++) { |
| list.add(names[i]); |
| } |
| } |
| }); |
| } |
| } |