releases/2.4.3/javadoc/org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html - gerrit/www.eclipse.org/nebula - Git at Google

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 <div class="subTitle">org.eclipse.nebula.jface.galleryviewer</div>
 <h2 title="Class GalleryTreeViewer" class="title">Class GalleryTreeViewer</h2>
 </div>
 <div class="contentContainer">
 <ul class="inheritance">
 <li>java.lang.Object</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.jface.viewers.Viewer</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.jface.viewers.ContentViewer</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.jface.viewers.StructuredViewer</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.jface.viewers.ColumnViewer</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.jface.viewers.AbstractTreeViewer</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.nebula.jface.galleryviewer.GalleryTreeViewer</li>
 </ul>
 </li>
 </ul>
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 <dl>
 <dt>All Implemented Interfaces:</dt>
 <dd>org.eclipse.jface.viewers.IInputProvider, org.eclipse.jface.viewers.IInputSelectionProvider, org.eclipse.jface.viewers.IPostSelectionProvider, org.eclipse.jface.viewers.ISelectionProvider</dd>
 </dl>
 <hr>
 <br>
 <pre>public class <span class="typeNameLabel">GalleryTreeViewer</span>
 extends org.eclipse.jface.viewers.AbstractTreeViewer</pre>
 <div class="block">A concrete viewer based on a Nebula <code>Gallery</code> control.
  <p>
  This class is not intended to be subclassed outside the viewer framework. It
  is designed to be instantiated with a pre-existing Nebula Gallery control and
  configured with a domain-specific content provider, label provider, element
  filter (optional), and element sorter (optional).
  </p>

  <p>
  SWT.VIRTUAL is currently unsupported
  </p>

  <p>
  THIS VIEWER SHOULD BE CONSIDERED AS ALPHA
  </p></div>
 <dl>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>Dec 5, 2007</dd>
 </dl>
 </li>
 </ul>
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 <!--   -->
 </a>
 <h3>Nested classes/interfaces inherited from class&nbsp;org.eclipse.jface.viewers.StructuredViewer</h3>
 <code>org.eclipse.jface.viewers.StructuredViewer.ColorAndFontCollector, org.eclipse.jface.viewers.StructuredViewer.ColorAndFontCollectorWithProviders</code></li>
 </ul>
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 <h3>Field Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Field and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/nebula/widgets/gallery/Gallery.html" title="class in org.eclipse.nebula.widgets.gallery">Gallery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#gallery">gallery</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#preservingSelection">preservingSelection</a></span></code>
 <div class="block">true if we are inside a preservingSelection() call</div>
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 <code>WIDGET_DATA_KEY</code></li>
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 <h3>Constructor Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
 <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colOne" scope="col">Constructor and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#GalleryTreeViewer-org.eclipse.swt.widgets.Composite-">GalleryTreeViewer</a></span>(org.eclipse.swt.widgets.Composite&nbsp;parent)</code>
 <div class="block">Creates a gallery viewer on a newly-created gallery control under the
  given parent.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#GalleryTreeViewer-org.eclipse.swt.widgets.Composite-int-">GalleryTreeViewer</a></span>(org.eclipse.swt.widgets.Composite&nbsp;parent,
                  int&nbsp;style)</code>
 <div class="block">Creates a gallery viewer on a newly-created gallery control under the
  given parent.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#GalleryTreeViewer-org.eclipse.nebula.widgets.gallery.Gallery-">GalleryTreeViewer</a></span>(<a href="../../../../../org/eclipse/nebula/widgets/gallery/Gallery.html" title="class in org.eclipse.nebula.widgets.gallery">Gallery</a>&nbsp;gallery)</code>
 <div class="block">Creates a gallery viewer on the given gallery control.</div>
 </td>
 </tr>
 </table>
 </li>
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 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#addTreeListener-org.eclipse.swt.widgets.Control-org.eclipse.swt.events.TreeListener-">addTreeListener</a></span>(org.eclipse.swt.widgets.Control&nbsp;control,
                org.eclipse.swt.events.TreeListener&nbsp;listener)</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.jface.viewers.ColumnViewerEditor</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#createViewerEditor--">createViewerEditor</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#editElement-java.lang.Object-int-">editElement</a></span>(java.lang.Object&nbsp;element,
            int&nbsp;column)</code>&nbsp;</td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getChild-org.eclipse.swt.widgets.Widget-int-">getChild</a></span>(org.eclipse.swt.widgets.Widget&nbsp;widget,
         int&nbsp;index)</code>&nbsp;</td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getChildren-org.eclipse.swt.widgets.Widget-">getChildren</a></span>(org.eclipse.swt.widgets.Widget&nbsp;widget)</code>&nbsp;</td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Widget</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getColumnViewerOwner-int-">getColumnViewerOwner</a></span>(int&nbsp;columnIndex)</code>&nbsp;</td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code>org.eclipse.swt.widgets.Control</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getControl--">getControl</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>protected boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getExpanded-org.eclipse.swt.widgets.Item-">getExpanded</a></span>(org.eclipse.swt.widgets.Item&nbsp;item)</code>&nbsp;</td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/nebula/widgets/gallery/Gallery.html" title="class in org.eclipse.nebula.widgets.gallery">Gallery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getGallery--">getGallery</a></span>()</code>
 <div class="block">Returns this gallery viewer's gallery.</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getItemAt-org.eclipse.swt.graphics.Point-">getItemAt</a></span>(org.eclipse.swt.graphics.Point&nbsp;point)</code>&nbsp;</td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>protected int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getItemCount-org.eclipse.swt.widgets.Control-">getItemCount</a></span>(org.eclipse.swt.widgets.Control&nbsp;control)</code>&nbsp;</td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>protected int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getItemCount-org.eclipse.swt.widgets.Item-">getItemCount</a></span>(org.eclipse.swt.widgets.Item&nbsp;item)</code>&nbsp;</td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getItems-org.eclipse.swt.widgets.Item-">getItems</a></span>(org.eclipse.swt.widgets.Item&nbsp;item)</code>&nbsp;</td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getParentItem-org.eclipse.swt.widgets.Item-">getParentItem</a></span>(org.eclipse.swt.widgets.Item&nbsp;item)</code>&nbsp;</td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getSelection-org.eclipse.swt.widgets.Control-">getSelection</a></span>(org.eclipse.swt.widgets.Control&nbsp;control)</code>&nbsp;</td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>protected org.eclipse.jface.viewers.ViewerRow</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#getViewerRowFromItem-org.eclipse.swt.widgets.Widget-">getViewerRowFromItem</a></span>(org.eclipse.swt.widgets.Widget&nbsp;item)</code>&nbsp;</td>
 </tr>
 <tr id="i16" class="altColor">
 <td class="colFirst"><code>protected org.eclipse.swt.widgets.Item</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#newItem-org.eclipse.swt.widgets.Widget-int-int-">newItem</a></span>(org.eclipse.swt.widgets.Widget&nbsp;parent,
        int&nbsp;style,
        int&nbsp;index)</code>&nbsp;</td>
 </tr>
 <tr id="i17" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#remove-java.lang.Object-int-">remove</a></span>(java.lang.Object&nbsp;parentOrTreePath,
       int&nbsp;index)</code>
 <div class="block">Removes the element at the specified index of the parent.</div>
 </td>
 </tr>
 <tr id="i18" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#removeAll-org.eclipse.swt.widgets.Control-">removeAll</a></span>(org.eclipse.swt.widgets.Control&nbsp;control)</code>&nbsp;</td>
 </tr>
 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#setAutoExpandLevel-int-">setAutoExpandLevel</a></span>(int&nbsp;level)</code>&nbsp;</td>
 </tr>
 <tr id="i20" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#setChildCount-java.lang.Object-int-">setChildCount</a></span>(java.lang.Object&nbsp;elementOrTreePath,
              int&nbsp;count)</code>
 <div class="block">For a GalleryViewer with a gallery with the VIRTUAL style bit set, set
  the number of children of the given element or tree path.</div>
 </td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#setContentProvider-org.eclipse.jface.viewers.IContentProvider-">setContentProvider</a></span>(org.eclipse.jface.viewers.IContentProvider&nbsp;provider)</code>
 <div class="block">
  Gallery expects contents to have exactly 2 levels of hierarchy, with
  groups as the root elements and image thumbnails as direct children of
  the groups.</div>
 </td>
 </tr>
 <tr id="i22" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#setExpanded-org.eclipse.swt.widgets.Item-boolean-">setExpanded</a></span>(org.eclipse.swt.widgets.Item&nbsp;item,
            boolean&nbsp;expand)</code>&nbsp;</td>
 </tr>
 <tr id="i23" class="rowColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#setSelection-java.util.List-">setSelection</a></span>(java.util.List&nbsp;items)</code>&nbsp;</td>
 </tr>
 <tr id="i24" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/nebula/jface/galleryviewer/GalleryTreeViewer.html#showItem-org.eclipse.swt.widgets.Item-">showItem</a></span>(org.eclipse.swt.widgets.Item&nbsp;item)</code>&nbsp;</td>
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 <h3>Methods inherited from class&nbsp;org.eclipse.jface.viewers.AbstractTreeViewer</h3>
 <code>add, add, addSelectionListener, addTreeListener, assertContentProviderType, associate, buildLabel, collapseAll, collapseToLevel, createChildren, createTreeItem, disassociate, doFindInputItem, doFindItem, doGetColumnCount, doUpdateItem, doUpdateItem, expandAll, expandAll, expandToLevel, expandToLevel, expandToLevel, expandToLevel, fireTreeCollapsed, fireTreeExpanded, getAutoExpandLevel, getChildren, getExpandedElements, getExpandedState, getExpandedTreePaths, getNextItem, getParentElement, getPreviousItem, getRawChildren, getSelection, getSelectionFromWidget, getSortedChildren, getStructuredSelection, getTreePathFromItem, getVisibleExpandedElements, handleDoubleSelect, handleTreeCollapse, handleTreeExpand, hookControl, indexForElement, inputChanged, insert, internalAdd, internalCollapseToLevel, internalExpand, internalExpandToLevel, internalFindItems, internalGetWidgetToSelect, internalInitializeTree, internalIsInputOrEmptyPath, internalRefresh, internalRefresh, internalRefresh, internalRemove, internalRemove, isExpandable, isSameSelection, labelProviderChanged, remove, remove, remove, removeTreeListener, reveal, scrollDown, scrollUp, setExpandedElements, setExpandedState, setExpandedTreePaths, setExpandPreCheckFilters, setSelectionToWidget, setSelectionToWidget, updateChildren, updatePlus</code></li>
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 <h3>Methods inherited from class&nbsp;org.eclipse.jface.viewers.ColumnViewer</h3>
 <code>applyEditorValue, cancelEditing, checkBusy, getCell, getCellEditors, getCellModifier, getColumnProperties, getColumnViewerEditor, getItem, getLabelProvider, getViewerRow, handleDispose, hookEditingSupport, isBusy, isCellEditorActive, refresh, refresh, setBusy, setCellEditors, setCellModifier, setColumnProperties, setColumnViewerEditor, setLabelProvider, triggerEditorActivationEvent, update</code></li>
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 <h3>Methods inherited from class&nbsp;org.eclipse.jface.viewers.StructuredViewer</h3>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/nebula/widgets/gallery/Gallery.html" title="class in org.eclipse.nebula.widgets.gallery">Gallery</a> gallery</pre>
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 <pre>public&nbsp;GalleryTreeViewer(org.eclipse.swt.widgets.Composite&nbsp;parent)</pre>
 <div class="block">Creates a gallery viewer on a newly-created gallery control under the
  given parent. The gallery control is created using the SWT style bits
  <code>MULTI, V_SCROLL,</code> and <code>BORDER</code>. The viewer has no
  input, no content provider, a default label provider, no sorter, and no
  filters.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>parent</code> - the parent control</dd>
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 <pre>public&nbsp;GalleryTreeViewer(org.eclipse.swt.widgets.Composite&nbsp;parent,
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 <div class="block">Creates a gallery viewer on a newly-created gallery control under the
  given parent. The gallery control is created using the given SWT style
  bits. The viewer has no input, no content provider, a default label
  provider, no sorter, and no filters.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>parent</code> - the parent control</dd>
 <dd><code>style</code> - the SWT style bits used to create the gallery.</dd>
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 <div class="block">Creates a gallery viewer on the given gallery control. The viewer has no
  input, no content provider, a default label provider, no sorter, and no
  filters.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
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 <pre>protected&nbsp;void&nbsp;addTreeListener(org.eclipse.swt.widgets.Control&nbsp;control,
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 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code>addTreeListener</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#addTreeListener(org.eclipse
       .swt.widgets.Control, org.eclipse.swt.events.TreeListener)</code></dd>
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 <pre>protected&nbsp;org.eclipse.swt.widgets.Item&nbsp;getChild(org.eclipse.swt.widgets.Widget&nbsp;widget,
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 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getChild</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getChild(org.eclipse.swt
       .widgets.Widget, int)</code></dd>
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 <pre>protected&nbsp;org.eclipse.swt.widgets.Item[]&nbsp;getChildren(org.eclipse.swt.widgets.Widget&nbsp;widget)</pre>
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 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code>getChildren</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getChildren(org.eclipse.
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 <pre>protected&nbsp;org.eclipse.swt.widgets.Widget&nbsp;getColumnViewerOwner(int&nbsp;columnIndex)</pre>
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 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getColumnViewerOwner</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
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 <dd><code>getExpanded</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getExpanded(org.eclipse.
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 <dd><code>getItemCount</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
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 <dd><code>getItems</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
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 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getItems(org.eclipse.swt
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 <dd><code>getParentItem</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
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 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getParentItem(org.eclipse
       .swt.widgets.Item)</code></dd>
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 <pre>protected&nbsp;org.eclipse.swt.widgets.Item[]&nbsp;getSelection(org.eclipse.swt.widgets.Control&nbsp;control)</pre>
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 <dd><code>getSelection</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#getSelection(org.eclipse
       .swt.widgets.Control)</code></dd>
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 <pre>protected&nbsp;org.eclipse.swt.widgets.Item&nbsp;newItem(org.eclipse.swt.widgets.Widget&nbsp;parent,
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                                                int&nbsp;index)</pre>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code>newItem</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#newItem(org.eclipse.swt.
       widgets.Widget, int, int)</code></dd>
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 <dd><code>removeAll</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
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 <pre>public&nbsp;void&nbsp;setContentProvider(org.eclipse.jface.viewers.IContentProvider&nbsp;provider)</pre>
 <div class="block"><p>
  Gallery expects contents to have exactly 2 levels of hierarchy, with
  groups as the root elements and image thumbnails as direct children of
  the groups. This method accepts ITreeContentProvider and
  ITreePathContentProvider as-is, and relies on the providers to return
  contents with the correct structure.
  </p>
  <p>
  This method also accepts IStructuredContentProvider and wraps it in a
  FlatTreeContentProvider with an empty string as the root node. If you
  need a different root node, construct your own FlatTreeContentProvider
  and pass it here. If you want the Gallery to suppress the collapsable
  group header, call
  </p>
  <code>getGallery().setGroupRenderer(new NoGroupRenderer());</code></div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
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 <dd><code>setSelection</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
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 <dd><code>showItem</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.AbstractTreeViewer#showItem(org.eclipse.swt
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 <dd><code>getControl</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.Viewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>Viewer.getControl()</code></dd>
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 <div class="block">Returns this gallery viewer's gallery.</div>
 <dl>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the gallery control</dd>
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 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getItemAt</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
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 <div class="block">For a GalleryViewer with a gallery with the VIRTUAL style bit set, set
  the number of children of the given element or tree path. To set the
  number of children of the invisible root of the gallery, you can pass the
  input object or an empty tree path.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>elementOrTreePath</code> - the element, or tree path</dd>
 <dd><code>count</code> - </dd>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>3.2</dd>
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 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getViewerRowFromItem</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.AbstractTreeViewer</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>org.eclipse.jface.viewers.ColumnViewer#getRowPartFromItem(org.eclipse
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 <h4>remove</h4>
 <pre>public&nbsp;void&nbsp;remove(java.lang.Object&nbsp;parentOrTreePath,
                    int&nbsp;index)</pre>
 <div class="block">Removes the element at the specified index of the parent. The selection
  is updated if required.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>parentOrTreePath</code> - the parent element, the input element, or a tree path to the
             parent element</dd>
 <dd><code>index</code> - child index</dd>
 <dt><span class="simpleTagLabel">Since:</span></dt>
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 <pre>public&nbsp;void&nbsp;editElement(java.lang.Object&nbsp;element,
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 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>editElement</code>&nbsp;in class&nbsp;<code>org.eclipse.jface.viewers.ColumnViewer</code></dd>
 </dl>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
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