org.eclipse.swt.widgets.List.setScrollWidth()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.setScrollWidth()方法的一些代码示例，展示了List.setScrollWidth()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.setScrollWidth()方法的具体详情如下：
包路径：org.eclipse.swt.widgets.List
类名称：List
方法名：setScrollWidth

List.setScrollWidth介绍

暂无

代码示例

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

void remove (int index, boolean fixScroll) {
  if (index != itemCount - 1) fixSelection (index, false);
  System.arraycopy (items, index + 1, items, index, --itemCount - index);
  items [itemCount] = null;
  updateRowCount();
  if (fixScroll) setScrollWidth();
}

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.scout.sdk.deps/org.eclipse.swt.win32.win32.x86

void setScrollWidth (int newWidth, boolean grow) {
  newWidth += INSET;
  int width = (int)/*64*/OS.SendMessage (handle, OS.LB_GETHORIZONTALEXTENT, 0, 0);
  if (grow) {
    if (newWidth <= width) return;
    OS.SendMessage (handle, OS.LB_SETHORIZONTALEXTENT, newWidth, 0);
  } else {
    if (newWidth < width) return;
    setScrollWidth ();
  }
}

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.swt.cocoa.macosx/x86_64

/**
 * Adds the argument to the end of the receiver's list.
 *
 * @param string the new item
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the string 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>
 *
 * @see #add(String,int)
 */
public void add (String string) {
  checkWidget();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  if (itemCount == items.length) {
    String [] newItems = new String [itemCount + 4];
    System.arraycopy (items, 0, newItems, 0, items.length);
    items = newItems;
  }
  items [itemCount++] = string;
  updateRowCount();
  setScrollWidth(string);
}

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

void setFont (NSFont font) {
  super.setFont (font);
  double /*float*/ ascent = font.ascender ();
  double /*float*/ descent = -font.descender () + font.leading ();
  ((NSTableView)view).setRowHeight ((int)Math.ceil (ascent + descent) + 1);
  setScrollWidth();
}

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

/**
 * Removes the items from the receiver which are
 * between the given zero-relative start and end 
 * indices (inclusive).
 *
 * @param start the start of the range
 * @param end the end of the range
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_RANGE - if either the start or end are not between 0 and the number of elements in the list minus 1 (inclusive)</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 remove (int start, int end) {
  checkWidget();
  if (start > end) return;
  if (!(0 <= start && start <= end && end < itemCount)) {
    error (SWT.ERROR_INVALID_RANGE);
  }
  int length = end - start + 1;
  for (int i=0; i<length; i++) remove (start, false);
  setScrollWidth();
}

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

/**
 * Sets the receiver's items to be the given array of items.
 *
 * @param items the array of items
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the items array is null</li>
 *    <li>ERROR_INVALID_ARGUMENT - if an item in the items array 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 setItems (String [] items) {
  checkWidget();
  if (items == null) error (SWT.ERROR_NULL_ARGUMENT);
  for (int i=0; i<items.length; i++) {
    if (items [i] == null) error (SWT.ERROR_INVALID_ARGUMENT);
  }
  this.items = new String [items.length];
  System.arraycopy (items, 0, this.items, 0, items.length);
  itemCount = items.length;
  ((NSTableView)view).reloadData();
  setScrollWidth();
}

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

updateRowCount();
if (index != itemCount) fixSelection (index, true);
setScrollWidth(string);

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

void setScrollWidth (TCHAR buffer, boolean grow) {
  RECT rect = new RECT ();
  int /*long*/ newFont, oldFont = 0;
  int /*long*/ hDC = OS.GetDC (handle);
  newFont = OS.SendMessage (handle, OS.WM_GETFONT, 0, 0);
  if (newFont != 0) oldFont = OS.SelectObject (hDC, newFont);
  int flags = OS.DT_CALCRECT | OS.DT_SINGLELINE | OS.DT_NOPREFIX;
  OS.DrawText (hDC, buffer, -1, rect, flags);
  if (newFont != 0) OS.SelectObject (hDC, oldFont);
  OS.ReleaseDC (handle, hDC);
  setScrollWidth (rect.right - rect.left, grow);
}

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

setScrollWidth();

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

/**
 * Sets the text of the item in the receiver's list at the given
 * zero-relative index to the string argument.
 *
 * @param index the index for the item
 * @param string the new text for the item
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the list minus 1 (inclusive)</li>
 *    <li>ERROR_NULL_ARGUMENT - if the string 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 setItem (int index, String string) {
  checkWidget();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  if (!(0 <= index && index < itemCount)) error (SWT.ERROR_INVALID_RANGE);
  items [index] = string;
  NSTableView tableView = (NSTableView)view;
  NSRect rect = tableView.rectOfRow (index);
  tableView.setNeedsDisplayInRect (rect);
  setScrollWidth(string);
}

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

/**
 * Adds the argument to the end of the receiver's list.
 * <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 item
 *
 * @exception IllegalArgumentException <ul>
 *    <li>ERROR_NULL_ARGUMENT - if the string 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>
 *
 * @see #add(String,int)
 */
public void add (String string) {
  checkWidget ();
  if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
  TCHAR buffer = new TCHAR (getCodePage (), string, true);
  int result = (int)/*64*/OS.SendMessage (handle, OS.LB_ADDSTRING, 0, buffer);
  if (result == OS.LB_ERR) error (SWT.ERROR_ITEM_NOT_ADDED);
  if (result == OS.LB_ERRSPACE) error (SWT.ERROR_ITEM_NOT_ADDED);
  if ((style & SWT.H_SCROLL) != 0) setScrollWidth (buffer, true);
}
/**

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

if ((style & SWT.H_SCROLL) != 0) setScrollWidth (buffer, true);

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

if (newFont != 0) OS.SelectObject (hDC, oldFont);
OS.ReleaseDC (handle, hDC);
setScrollWidth (newWidth, false);

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

if (newFont != 0) OS.SelectObject (hDC, oldFont);
OS.ReleaseDC (handle, hDC);
setScrollWidth (newWidth, false);

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

error (SWT.ERROR_INVALID_RANGE);
if ((style & SWT.H_SCROLL) != 0) setScrollWidth (buffer, false);
if (index < topIndex) {
  topIndex -= 1;

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