diff options
| -rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet361.java | 96 |
1 files changed, 48 insertions, 48 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet361.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet361.java index 0dfb2c2e93..d9047f9ac1 100644 --- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet361.java +++ b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet361.java @@ -30,7 +30,6 @@ import java.awt.geom.*; import org.eclipse.swt.*; import org.eclipse.swt.accessibility.*; import org.eclipse.swt.awt.*; -import org.eclipse.swt.events.*; import org.eclipse.swt.graphics.*; import org.eclipse.swt.graphics.Point; import org.eclipse.swt.graphics.Rectangle; @@ -95,53 +94,9 @@ public class Snippet361 { Button printButton = new Button(shell, SWT.PUSH); printButton.setText("&Print Image"); - printButton.addSelectionListener(new SelectionAdapter() { - @Override - public void widgetSelected(SelectionEvent e) { - Rectangle r = composite.getBounds(); - Point p = shell.toDisplay(r.x, r.y); - org.eclipse.swt.graphics.Image snapshotImage - = new org.eclipse.swt.graphics.Image(display, r.width-2, r.height-2); - GC snapshotGC = new GC(display); - snapshotGC.copyArea(snapshotImage, p.x+1, p.y+1); - PrintDialog dialog = new PrintDialog(shell, SWT.NONE); - PrinterData data = new PrinterData(); - data.orientation = PrinterData.LANDSCAPE; - dialog.setPrinterData(data); - data = dialog.open(); - if (data != null) { - Printer printer = new Printer(data); - Point screenDPI = display.getDPI(); - Point printerDPI = printer.getDPI(); - int scaleFactor = printerDPI.x / screenDPI.x; - Rectangle trim = printer.computeTrim(0, 0, 0, 0); - if (printer.startJob("Print Image")) { - ImageData imageData = snapshotImage.getImageData(); - org.eclipse.swt.graphics.Image printerImage - = new org.eclipse.swt.graphics.Image(printer, imageData); - GC printerGC = new GC(printer); - if (printer.startPage()) { - printerGC.drawImage( - printerImage, - 0, - 0, - imageData.width, - imageData.height, - -trim.x, - -trim.y, - scaleFactor * imageData.width, - scaleFactor * imageData.height); - printer.endPage(); - } - printerGC.dispose(); - printer.endJob(); - } - printer.dispose(); - } - snapshotImage.dispose(); - snapshotGC.dispose (); - } - }); + printButton.addSelectionListener(widgetSelectedAdapter(e -> { + performPrintAction(display, shell); + })); composite = new Composite(shell, SWT.EMBEDDED | SWT.BORDER); GridData data = new GridData(SWT.FILL, SWT.FILL, true, true, 8, 1); @@ -184,6 +139,51 @@ public class Snippet361 { display.dispose(); } + private static void performPrintAction(final Display display, final Shell shell) { + Rectangle r = composite.getBounds(); + Point p = shell.toDisplay(r.x, r.y); + org.eclipse.swt.graphics.Image snapshotImage + = new org.eclipse.swt.graphics.Image(display, r.width-2, r.height-2); + GC snapshotGC = new GC(display); + snapshotGC.copyArea(snapshotImage, p.x+1, p.y+1); + PrintDialog dialog = new PrintDialog(shell, SWT.NONE); + PrinterData data = new PrinterData(); + data.orientation = PrinterData.LANDSCAPE; + dialog.setPrinterData(data); + data = dialog.open(); + if (data != null) { + Printer printer = new Printer(data); + Point screenDPI = display.getDPI(); + Point printerDPI = printer.getDPI(); + int scaleFactor = printerDPI.x / screenDPI.x; + Rectangle trim = printer.computeTrim(0, 0, 0, 0); + if (printer.startJob("Print Image")) { + ImageData imageData = snapshotImage.getImageData(); + org.eclipse.swt.graphics.Image printerImage + = new org.eclipse.swt.graphics.Image(printer, imageData); + GC printerGC = new GC(printer); + if (printer.startPage()) { + printerGC.drawImage( + printerImage, + 0, + 0, + imageData.width, + imageData.height, + -trim.x, + -trim.y, + scaleFactor * imageData.width, + scaleFactor * imageData.height); + printer.endPage(); + } + printerGC.dispose(); + printer.endJob(); + } + printer.dispose(); + } + snapshotImage.dispose(); + snapshotGC.dispose (); + } + static double numericValue(Combo combo) { String string = combo.getText(); if (string.equals("image width")) return image.getWidth(canvas); |