org.eclipse.swt.widgets.List.checkWidget()方法的使用及代码示例

x33g5p2x  于2022-01-23 转载在 其他  
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本文整理了Java中org.eclipse.swt.widgets.List.checkWidget()方法的一些代码示例，展示了List.checkWidget()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。List.checkWidget()方法的具体详情如下：
包路径：org.eclipse.swt.widgets.List
类名称：List
方法名：checkWidget

List.checkWidget介绍

暂无

代码示例

代码示例来源：origin: org.eclipse.swt.cocoa.macosx/x86_64

/**
 * Returns the number of items contained in the receiver.
 *
 * @return the number of items
 *
 * @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 int getItemCount () {
  checkWidget();
  return itemCount;
}

代码示例来源：origin: org.eclipse.rap/org.eclipse.rap.rwt

/**
 * Returns the number of selected items contained in the receiver.
 *
 * @return the number of selected items
 *
 * @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 int getSelectionCount() {
 checkWidget();
 return model.getSelectionCount();
}

代码示例来源：origin: org.eclipse.rap/org.eclipse.rap.rwt

/**
 * Returns the number of items contained in the receiver.
 *
 * @return the number of items
 *
 * @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 int getItemCount() {
 checkWidget();
 return model.getItemCount();
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.s390x

/**
 * Returns the number of items contained in the receiver.
 *
 * @return the number of items
 *
 * @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 int getItemCount () {
  checkWidget();
  return OS.gtk_tree_model_iter_n_children (modelHandle, 0);
}

代码示例来源：origin: org.eclipse.swt.cocoa.macosx/x86_64

/**
 * Returns the height of the area which would be used to
 * display <em>one</em> of the items in the list.
 *
 * @return the height of one item
 *
 * @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 int getItemHeight () {
  checkWidget ();
  return (int)((NSTableView)view).rowHeight();
}

代码示例来源：origin: org.eclipse.swt.cocoa.macosx/x86_64

/**
 * Deselects all selected items in the receiver.
 *
 * @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 deselectAll () {
  checkWidget ();
  NSTableView widget = (NSTableView)view;
  ignoreSelect = true;
  widget.deselectAll(null);
  ignoreSelect = false;
}

代码示例来源：origin: org.eclipse.swt.cocoa.macosx/x86_64

/**
 * Returns the number of selected items contained in the receiver.
 *
 * @return the number of selected items
 *
 * @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 int getSelectionCount () {
  checkWidget ();
  return (int)/*64*/((NSTableView)view).numberOfSelectedRows();
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

/**
 * Returns the number of items contained in the receiver.
 *
 * @return the number of items
 *
 * @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 int getItemCount () {
  checkWidget();
  return OS.gtk_tree_model_iter_n_children (modelHandle, 0);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

/**
 * Returns the number of items contained in the receiver.
 *
 * @return the number of items
 *
 * @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 int getItemCount () {
  checkWidget();
  return OS.gtk_tree_model_iter_n_children (modelHandle, 0);
}

代码示例来源：origin: org.eclipse.scout.sdk.deps/org.eclipse.swt.win32.win32.x86

@Override
public void setFont (Font font) {
  checkWidget ();
  super.setFont (font);
  if ((style & SWT.H_SCROLL) != 0) setScrollWidth ();
}

代码示例来源：origin: org.eclipse.rap/org.eclipse.rap.rwt

/**
 * Deselects all selected items in the receiver.
 *
 * @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 deselectAll() {
 checkWidget();
 model.deselectAll();
 updateFocusIndexAfterSelectionChange();
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

/**
 * Returns the number of selected items contained in the receiver.
 *
 * @return the number of selected items
 *
 * @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 int getSelectionCount () {
  checkWidget();
  int /*long*/ selection = OS.gtk_tree_view_get_selection (handle);
  return OS.gtk_tree_selection_count_selected_rows (selection);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

/**
 * Returns the height of the area which would be used to
 * display <em>one</em> of the items in the list.
 *
 * @return the height of one item
 *
 * @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 int getItemHeight () {
  checkWidget();
  return DPIUtil.autoScaleDown(getItemHeightInPixels());
}

代码示例来源：origin: org.eclipse.rap/org.eclipse.rap.rwt

/**
 * Selects all of the items in the receiver.
 * <p>
 * If the receiver is single-select, do nothing.
 *
 * @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 selectAll() {
 checkWidget();
 model.selectAll();
 updateFocusIndexAfterSelectionChange();
}

代码示例来源：origin: org.eclipse.swt.cocoa.macosx/x86_64

/**
 * Removes all of the items from the receiver.
 * <p>
 * @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 removeAll () {
  checkWidget();
  items = new String [4];
  itemCount = 0;
  updateRowCount();
  setScrollWidth();
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

/**
 * Returns the height of the area which would be used to
 * display <em>one</em> of the items in the list.
 *
 * @return the height of one item
 *
 * @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 int getItemHeight () {
  checkWidget();
  return DPIUtil.autoScaleDown(getItemHeightInPixels());
}

代码示例来源：origin: org.eclipse.rap/org.eclipse.rap.rwt

/**
 * Removes all of the items from the receiver.
 * <p>
 * @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 removeAll() {
 checkWidget();
 model.removeAll();
 updateFocusIndexAfterItemChange();
 adjustTopIndex();
 updateScrollBars();
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.s390x

/**
 * Removes all of the items from the receiver.
 * <p>
 * @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 removeAll () {
  checkWidget();
  long /*int*/ selection = OS.gtk_tree_view_get_selection (handle);
  OS.g_signal_handlers_block_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
  OS.gtk_list_store_clear (modelHandle);
  OS.g_signal_handlers_unblock_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.linux.ppc

/**
 * Removes all of the items from the receiver.
 * <p>
 * @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 removeAll () {
  checkWidget();
  int /*long*/ selection = OS.gtk_tree_view_get_selection (handle);
  OS.g_signal_handlers_block_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
  OS.gtk_list_store_clear (modelHandle);
  OS.g_signal_handlers_unblock_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.swt.gtk.aix.ppc

/**
 * Deselects all selected items in the receiver.
 *
 * @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 deselectAll () {
  checkWidget();
  int /*long*/ selection = OS.gtk_tree_view_get_selection (handle);
  OS.g_signal_handlers_block_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
  OS.gtk_tree_selection_unselect_all (selection);
  OS.g_signal_handlers_unblock_matched (selection, OS.G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, CHANGED);
}

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