Examples with SWTException org.eclipse.swt.SWTException used on opensource projects

Example 31 with SWTException

use of org.eclipse.swt.SWTException in project dbeaver by serge-rider.

the class ImageEditor method loadImage.

@Override
public boolean loadImage(InputStream inputStream) {
    super.loadImage(inputStream);
    try {
        SWTException lastError = getLastError();
        if (lastError != null) {
            messageLabel.setText(lastError.getMessage());
            messageLabel.setForeground(redColor);
            return false;
        } else {
            messageLabel.setText(getImageDescription());
            messageLabel.setForeground(blackColor);
            return true;
        }
    } finally {
        updateActions();
    }
}

Example 32 with SWTException

use of org.eclipse.swt.SWTException in project dbeaver by serge-rider.

the class ImageViewCanvas method loadImage.

/**
	 * Reload image from a file
	 * @return swt image created from image file
	 */
public Image loadImage(InputStream inputStream) {
    if (sourceImage != null && !sourceImage.isDisposed()) {
        sourceImage.dispose();
        sourceImage = null;
        imageData = null;
    }
    this.error = null;
    if (inputStream != null) {
        try {
            imageData = new ImageData(inputStream);
            sourceImage = new Image(getDisplay(), imageData);
        } catch (SWTException e) {
            this.error = e;
        }
    }
    showOriginal();
    return sourceImage;
}

Example 33 with SWTException

use of org.eclipse.swt.SWTException in project ACS by ACS-Community.

the class PopulateEventList method getThreadForEventList.

Thread getThreadForEventList() {
    Runnable eventListRunnable = new Runnable() {

        public Runnable r = new Runnable() {

            private long totalNumberDrained;

            public void run() {
                //final Display display = viewer.getControl().getDisplay();
                if (!display.isDisposed()) {
                    ArrayList c = new ArrayList(QUEUE_DRAIN_LIMIT);
                    int numberDrained = queue.drainTo(c, QUEUE_DRAIN_LIMIT);
                    if (numberDrained == 0)
                        return;
                    totalNumberDrained += numberDrained;
                    synchronized (this) {
                        // TODO -- figure out why this doesn't work; need same lock on display everywhere?
                        if (!display.isDisposed())
                            viewer.add(c.toArray());
                    }
                    if (cycles++ % CHECK_MEMORY_FREQUENCY == 0) {
                        StopWatch sw = new StopWatch(logger);
                        freeMemoryIfNecessary();
                        sw.logLapTime("Check free memory");
                        logger.fine("Total rows processed so far: " + totalNumberDrained);
                        String rateStr;
                        if (threadName.equals("NC Events"))
                            rateStr = String.format("Average event rate from all subscribed channels: %.2f events/s", EventData.getAverageRate());
                        else
                            rateStr = String.format("Average archiving rate: %.2f monitor points/s", ArchiveEventData.getAverageRate());
                        statusLineWriter.setMessage(rateStr);
                    }
                }
            }
        };

        public void run() {
            while (!Thread.currentThread().isInterrupted()) {
                if (display.isDisposed())
                    return;
                try {
                    display.syncExec(r);
                    //display.asyncExec(r);
                    Thread.sleep(1000);
                //					System.out.println("Event list iteration " + ++i);
                //					System.out.println("Queue has "
                //							+ Application.equeue.remainingCapacity()
                //							+ " slots left.");
                } catch (InterruptedException e) {
                    // TODO: Change thread model, as this happens at shutdown
                    System.out.println("Event monitoring was interrupted!");
                    break;
                // Application.setMonitoring(false);
                // startMonitoringAction.setEnabled(true);
                } catch (SWTException e) {
                    // eat it
                    break;
                }
            }
        // Application.setMonitoring(false);
        // startMonitoringAction.setEnabled(true);
        }
    };
    final Thread th = new Thread(eventListRunnable, threadName);
    return th;
}

Example 34 with SWTException

use of org.eclipse.swt.SWTException in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_graphics_Region method test_addLorg_eclipse_swt_graphics_Rectangle.

@Test
public void test_addLorg_eclipse_swt_graphics_Rectangle() {
    Region reg = new Region(display);
    // add a rectangle
    reg.add(new Rectangle(0, 0, 100, 50));
    // add a second rectangle
    reg.add(new Rectangle(200, 200, 10, 10));
    try {
        reg.add((Rectangle) null);
        fail("no exception thrown for adding a null rectangle");
    } catch (IllegalArgumentException e) {
    }
    reg.dispose();
    try {
        reg.add(new Rectangle(20, 30, 10, 5));
        fail("no exception thrown for adding a rectangle after Region got disposed");
    } catch (SWTException e) {
    }
}

Example 35 with SWTException

use of org.eclipse.swt.SWTException in project eclipse.platform.swt by eclipse.

the class Test_org_eclipse_swt_graphics_Region method test_addLorg_eclipse_swt_graphics_Region.

@Test
public void test_addLorg_eclipse_swt_graphics_Region() {
    Region reg1 = new Region(display);
    // make a second region and add it to the first one
    Region reg2 = new Region(display);
    reg2.add(new Rectangle(40, 50, 10, 20));
    reg1.add(reg2);
    reg2.dispose();
    try {
        reg1.add((Region) null);
        fail("no exception thrown for adding a null region");
    } catch (IllegalArgumentException e) {
    }
    try {
        reg2 = new Region(display);
        reg2.add(new Rectangle(1, 1, 100, 200));
        reg2.dispose();
        reg1.add(reg2);
        fail("no exception thrown for adding to a Region a Region which got disposed");
    } catch (IllegalArgumentException e) {
    }
    reg1.dispose();
    try {
        reg2 = new Region(display);
        reg2.add(new Rectangle(1, 1, 100, 200));
        reg1.add(reg2);
        fail("no exception thrown for adding a Region to a Region which got disposed");
    } catch (SWTException e) {
    } finally {
        if (reg2 != null)
            reg2.dispose();
    }
}