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

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中org.eclipse.swt.widgets.Table.checkWidget()方法的一些代码示例，展示了Table.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。Table.checkWidget()方法的具体详情如下：
包路径：org.eclipse.swt.widgets.Table
类名称：Table
方法名：checkWidget

Table.checkWidget介绍

暂无

代码示例

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

  1. int getGridLineWidthInPixels () {
  2.   checkWidget();
  3.   return 0;
  4. }

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

  1. /**
  2.  * Deselects all selected items in the receiver.
  3.  *
  4.  * @exception SWTException <ul>
  5.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  6.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  7.  * </ul>
  8.  */
  9. public void deselectAll() {
  10.  checkWidget();
  11.  selection = EMPTY_SELECTION;
  12. }

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

  1. /**
  2.  * Returns the number of selected items contained in the receiver.
  3.  *
  4.  * @return the number of selected items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getSelectionCount() {
  12.  checkWidget();
  13.  return selection.length;
  14. }

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

  1. /**
  2.  * Returns the number of items contained in the receiver.
  3.  *
  4.  * @return the number of items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getItemCount() {
  12.  checkWidget();
  13.  return itemCount;
  14. }

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

  1. /**
  2.  * Returns the number of items contained in the receiver.
  3.  *
  4.  * @return the number of items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getItemCount () {
  12.   checkWidget ();
  13.   return itemCount;
  14. }

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

  1. /**
  2.  * Returns the number of items contained in the receiver.
  3.  *
  4.  * @return the number of items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getItemCount () {
  12.   checkWidget ();
  13.   return itemCount;
  14. }

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

  1. int getGridLineWidthInPixels () {
  2.   checkWidget();
  3.   return 0;
  4. }

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

  1. int getGridLineWidthInPixels () {
  2.   checkWidget();
  3.   return 0;
  4. }

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

  1. /**
  2.  * Returns the width in pixels of a grid line.
  3.  *
  4.  * @return the width of a grid line in pixels
  5.  * 
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getGridLineWidth () {
  12.   checkWidget ();
  13.   return 0;
  14. }

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

  1. /**
  2.  * Returns the number of items contained in the receiver.
  3.  *
  4.  * @return the number of items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getItemCount () {
  12.   checkWidget ();
  13.   return itemCount;
  14. }

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

  1. /**
  2.  * Removes all of the items from the receiver.
  3.  *
  4.  * @exception SWTException <ul>
  5.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  6.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  7.  * </ul>
  8.  */
  9. public void removeAll() {
  10.  checkWidget();
  11.  while( itemCount > 0 ) {
  12.   removeItem( itemCount - 1 );
  13.  }
  14. }

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

  1. /**
  2.  * Returns the height of the area which would be used to
  3.  * display <em>one</em> of the items in the receiver.
  4.  *
  5.  * @return the height of one item
  6.  *
  7.  * @exception SWTException <ul>
  8.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  9.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  10.  * </ul>
  11.  */
  12. public int getItemHeight () {
  13.   checkWidget ();
  14.   return (int)((NSTableView)view).rowHeight() + CELL_GAP;
  15. }

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

  1. public void setRedraw (boolean redraw) {
  2.   checkWidget ();
  3.   super.setRedraw (redraw);
  4.   if (redraw && drawCount == 0) {
  5.      /* Resize the item array to match the item count */
  6.     if (items.length > 4 && items.length - itemCount > 3) {
  7.       int length = Math.max (4, (itemCount + 3) / 4 * 4);
  8.       TableItem [] newItems = new TableItem [length];
  9.       System.arraycopy (items, 0, newItems, 0, itemCount);
  10.       items = newItems;
  11.     }
  12.     setScrollWidth ();
  13.   }
  14. }

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

  1. /*public*/ void setItemHeight (int itemHeight) {
  2.   checkWidget ();
  3.   if (itemHeight < -1) error (SWT.ERROR_INVALID_ARGUMENT);
  4.   if (itemHeight == -1) {
  5.     //TODO - reset item height, ensure other API's such as setFont don't do this
  6.   } else {
  7.     ((NSTableView)view).setRowHeight (itemHeight);
  8.   }
  9. }

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

  1. /**
  2.  * Returns the height of the area which would be used to
  3.  * display <em>one</em> of the items in the receiver.
  4.  *
  5.  * @return the height of one item
  6.  *
  7.  * @exception SWTException <ul>
  8.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  9.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  10.  * </ul>
  11.  */
  12. public int getItemHeight () {
  13.   checkWidget ();
  14.   return DPIUtil.autoScaleDown (getItemHeightInPixels ());
  15. }

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

  1. /**
  2.  * Returns the number of selected items contained in the receiver.
  3.  *
  4.  * @return the number of selected items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getSelectionCount () {
  12.   checkWidget();
  13.   int /*long*/ selection = OS.gtk_tree_view_get_selection (handle);
  14.   return OS.gtk_tree_selection_count_selected_rows (selection);
  15. }

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

  1. /**
  2.  * Returns the height of the area which would be used to
  3.  * display <em>one</em> of the items in the receiver.
  4.  *
  5.  * @return the height of one item
  6.  *
  7.  * @exception SWTException <ul>
  8.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  9.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  10.  * </ul>
  11.  */
  12. public int getItemHeight () {
  13.   checkWidget ();
  14.   return DPIUtil.autoScaleDown (getItemHeightInPixels ());
  15. }

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

  1. /**
  2.  * Returns the number of selected items contained in the receiver.
  3.  *
  4.  * @return the number of selected items
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getSelectionCount () {
  12.   checkWidget();
  13.   long /*int*/ selection = OS.gtk_tree_view_get_selection (handle);
  14.   return OS.gtk_tree_selection_count_selected_rows (selection);
  15. }

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

  1. /**
  2.  * Returns the width in pixels of a grid line.
  3.  *
  4.  * @return the width of a grid line in pixels
  5.  *
  6.  * @exception SWTException <ul>
  7.  *    <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
  8.  *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
  9.  * </ul>
  10.  */
  11. public int getGridLineWidth () {
  12.   checkWidget ();
  13.   return DPIUtil.autoScaleDown (getGridLineWidthInPixels ());
  14. }

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

  1. public Rectangle getClientArea () {
  2.   checkWidget ();
  3.   Rectangle rect = super.getClientArea ();
  4.   NSTableHeaderView headerView = ((NSTableView) view).headerView ();
  5.   if (headerView != null) {
  6.     // The origin of the table is the top-left of the rows of the table,
  7.     // not the header.  Adjust the y value accordingly.
  8.     int height =  (int) headerView.bounds ().height;
  9.     rect.y -= height;
  10.     rect.height += height;
  11.   }
  12.   return rect;
  13. }

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