org.eclipse.swt.widgets.Item.error java code examples

Common ways to obtain Item

private void myMethod () {
 Item i =(Item) event.item
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TreeViewer treeViewer;treeViewer.scrollUp(int1, int2)
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}

/**
 * Sets the receiver's text.
 *
 * @param string the new text
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the text is null</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setText (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  text = string;
}

/**
 * Sets the receiver's image to the argument, which may be
 * null indicating that no image should be displayed.
 *
 * @param image the image to display on the receiver (may be null)
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li> 
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (Image image) {
  checkWidget ();
  if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
  this.image = image;
}

/**
 * Sets the receiver's image to the argument, which may be
 * null indicating that no image should be displayed.
 *
 * @param image the image to display on the receiver (may be null)
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (Image image) {
  checkWidget ();
  if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
  this.image = image;
}

/**
 * Sets the receiver's image to the argument, which may be
 * null indicating that no image should be displayed.
 *
 * @param image the image to display on the receiver (may be null)
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (Image image) {
  checkWidget ();
  if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
  this.image = image;
}

/**
 * Sets the receiver's image to the argument, which may be
 * null indicating that no image should be displayed.
 *
 * @param image the image to display on the receiver (may be null)
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (Image image) {
  checkWidget ();
  if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
  this.image = image;
}

/**
 * Sets the receiver's image to the argument, which may be
 * null indicating that no image should be displayed.
 *
 * @param image the image to display on the receiver (may be null)
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setImage (Image image) {
  checkWidget ();
  if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
  this.image = image;
}

/**
 * Sets the receiver's text.
 * <p>
 * Note: If control characters like '\n', '\t' etc. are used
 * in the string, then the behavior is platform dependent.
 * </p>
 * @param string the new text
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the text is null</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setText (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  text = string;
  if ((state & HAS_AUTO_DIRECTION) != 0) {
    updateTextDirection (AUTO_TEXT_DIRECTION);
  }
}

/**
 * Sets the receiver's text.
 * <p>
 * Note: If control characters like '\n', '\t' etc. are used
 * in the string, then the behavior is platform dependent.
 * </p>
 * @param string the new text
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the text is null</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setText (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  text = string;
  if ((state & HAS_AUTO_DIRECTION) != 0) {
    updateTextDirection (AUTO_TEXT_DIRECTION);
  }
}

/**
 * Sets the receiver's text.
 * <p>
 * Note: If control characters like '\n', '\t' etc. are used
 * in the string, then the behavior is platform dependent.
 * </p>
 * @param string the new text
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the text is null</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setText (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  text = string;
  if ((state & HAS_AUTO_DIRECTION) != 0) {
    updateTextDirection (AUTO_TEXT_DIRECTION);
  }
}

/**
 * Sets the receiver's text.
 * <p>
 * Note: If control characters like '\n', '\t' etc. are used
 * in the string, then the behavior is platform dependent.
 * </p>
 * @param string the new text
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the text is null</li>
 * </ul>
 * @exception SWTException <ul>
 *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
 *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
 * </ul>
 */
public void setText (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  text = string;
  if ((state & HAS_AUTO_DIRECTION) != 0) {
    updateTextDirection (AUTO_TEXT_DIRECTION);
  }
}

Popular methods of Item

getData
setImage
Sets the receiver's image to the argument, which may be null indicating that no image should be disp
getText
Returns the receiver's text, which will be an empty string if it has never been set.
setText
Sets the receiver's text. Note: If control characters like '\n', '\t' etc. are used in the string, t
dispose
isDisposed
setData
getImage
Returns the receiver's image if it has one, or null if it does not.
checkWidget
getNameText
releaseParent
releaseWidget

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How to use errormethodin org.eclipse.swt.widgets.Item

Best Java code snippets using org.eclipse.swt.widgets.Item.error (Showing top 10 results out of 315)

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