javax.swing.JTree.getSelectionCount()方法的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中javax.swing.JTree.getSelectionCount()方法的一些代码示例，展示了JTree.getSelectionCount()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。JTree.getSelectionCount()方法的具体详情如下：
包路径：javax.swing.JTree
类名称：JTree
方法名：getSelectionCount

JTree.getSelectionCount介绍

暂无

代码示例

代码示例来源：origin: UISpec4J/UISpec4J

public void check() {
  AssertAdapter.assertEquals(0, jTree.getSelectionCount());
 }
};

代码示例来源：origin: org.orbisgis/toc

/**
 * Enable the buttons to move the layers from the list of layers.
 */
private void enableDisableButtons() {
  if (treeOption != null) {
    btnCurrentRight.setEnabled(treeOption.getSelectionCount() > 0);
    int selectedListIndex = lstSelection.getSelectedIndex();
    btnCurrentLeft.setEnabled(selectedListIndex != -1);
  }
}

代码示例来源：origin: nu.zoom/eon2

private void maybeShowPopup(MouseEvent e) {
    if (e.isPopupTrigger()) {
      int row = tree.getRowForLocation(e.getX(), e.getY());
      if (tree.getSelectionCount() < 2) {
        tree.setSelectionRow(row);
      }
      popupMenu.show(e.getComponent(), e.getX(), e.getY());
    }
  }
}

代码示例来源：origin: com.l2fprod.common/l2fprod-common-directorychooser

public void valueChanged(TreeSelectionEvent e) {
  getApproveSelectionAction().setEnabled(tree.getSelectionCount() > 0);
  setSelectedFiles();
  // the current directory is the one currently selected
  TreePath currentDirectoryPath = tree.getSelectionPath();
  if (currentDirectoryPath != null) {
   File currentDirectory = ((FileTreeNode)currentDirectoryPath
    .getLastPathComponent()).getFile();
   chooser.setCurrentDirectory(currentDirectory);
  }
 }
}

代码示例来源：origin: joel-costigliola/assertj-swing

@Override
 protected Pair<Boolean, Point> executeInEDT() {
  boolean isSelected = (!singleSelectionRequired || tree.getSelectionCount() == 1) && tree.isPathSelected(path);
  return Pair.of(isSelected, scrollToTreePath(tree, path, location));
 }
});

代码示例来源：origin: org.owasp.jbrofuzz/jbrofuzz

final void closeFrame() {
  JBroFuzz.PREFS.putInt("UI.H.mainSplitPanel", mainSplitPanel.getDividerLocation());
  JBroFuzz.PREFS.putInt("UI.H.rHSplitPanel", rHSplitPanel.getDividerLocation());
  JBroFuzz.PREFS.putInt("UI.H.rVSplitPanel", rVSplitPanel.getDividerLocation());
  JBroFuzz.PREFS.putInt("UI.H.HeaderSelection", tree.getSelectionCount());
  
  JBroFuzz.PREFS.putInt("UI.H.Height", HeaderFrame.this.getSize().height);
  JBroFuzz.PREFS.putInt("UI.H.Width", HeaderFrame.this.getSize().width);
  HeaderFrame.this.dispose();
}

代码示例来源：origin: org.gosu-lang.gosu/gosu-lab

@Override
 public boolean isEnabled()
 {
  if( _tree.getSelectionCount() > 0 )
  {
   Breakpoint bp = ((BreakpointTree)_tree.getSelectionPath().getLastPathComponent()).getBreakpoint();
   return bp != null && !bp.isStatic();
  }
  return false;
 }
}

代码示例来源：origin: abbot/abbot

public Rectangle call() {
    int row = tree.getRowForLocation(where.x, where.y);
    if (tree.getLeadSelectionRow() != row
      || tree.getSelectionCount() != 1) {
      // NOTE: the row bounds *do not* include the expansion handle
      return tree.getRowBounds(row);
    }
    else {
      return null;
    }
  }
});

代码示例来源：origin: joel-costigliola/assertj-swing

@Override
 protected Pair<Boolean, Point> executeInEDT() {
  checkEnabledAndShowing(tree);
  Point p = scrollToVisible(tree, row, location);
  boolean selected = (!singleSelectRequired || tree.getSelectionCount() == 1) && tree.isRowSelected(row);
  return Pair.of(selected, p);
 }
});

代码示例来源：origin: joel-costigliola/assertj-swing

@RunsInEDT
static void checkNoSelection(final @Nonnull JTree tree, final @Nonnull Description errMsg) {
 execute(() -> {
  if (tree.getSelectionCount() == 0) {
   return;
  }
  String format = "[%s] expected no selection but was:<%s>";
  String message = String.format(format, errMsg.value(), format(tree.getSelectionPaths()));
  fail(message);
 });
}

代码示例来源：origin: triplea-game/triplea

private void previous() {
 if (tree.getSelectionCount() == 0) {
  tree.setSelectionInterval(0, 0);
  return;
 }
 final TreePath path = tree.getSelectionPath();
 final TreeNode selected = (TreeNode) path.getLastPathComponent();
 @SuppressWarnings("unchecked")
 final Enumeration<TreeNode> nodeEnum =
   ((DefaultMutableTreeNode) tree.getModel().getRoot()).depthFirstEnumeration();
 TreeNode previous = null;
 while (nodeEnum.hasMoreElements()) {
  final TreeNode current = nodeEnum.nextElement();
  if (current == selected) {
   break;
  } else if (current.getParent() instanceof Step) {
   previous = current;
  }
 }
 if (previous != null) {
  navigateTo(previous);
 }
}

代码示例来源：origin: org.apache.jmeter/ApacheJMeter_core

@Override
public void mousePressed(MouseEvent e) {
  // Get the Main Frame.
  MainFrame mainFrame = GuiPackage.getInstance().getMainFrame();
  // Close any Main Menu that is open
  mainFrame.closeMenu();
  int selRow = tree.getRowForLocation(e.getX(), e.getY());
  if (tree.getPathForLocation(e.getX(), e.getY()) != null) {
    log.debug("mouse pressed, updating currentPath");
    currentPath = tree.getPathForLocation(e.getX(), e.getY());
  }
  if (selRow != -1 && isRightClick(e)) {
    if (tree.getSelectionCount() < 2) {
      tree.setSelectionPath(currentPath);
    }
    log.debug("About to display pop-up");
    displayPopUp(e);
  }
}

代码示例来源：origin: net.sf.squirrel-sql.thirdpary-non-maven/openide

/** Construct a cell editor.
* @param tree the tree
*/
public TreeViewCellEditor(JTree tree) {
  //Use a dummy DefaultTreeCellEditor - we'll set up the correct
  //icon when we fetch the editor component (see EOF).  Not sure
  //it's wildly vaulable to subclass DefaultTreeCellEditor here - 
  //we override most everything
  super(tree, new DefaultTreeCellRenderer()); 
  // deal with selection if already exists
  if (tree.getSelectionCount() == 1) {
    lastPath = tree.getSelectionPath();
  }
  addCellEditorListener(this);
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

/** Construct a cell editor.
* @param tree the tree
*/
public TreeViewCellEditor(JTree tree) {
  //Use a dummy DefaultTreeCellEditor - we'll set up the correct
  //icon when we fetch the editor component (see EOF).  Not sure
  //it's wildly vaulable to subclass DefaultTreeCellEditor here - 
  //we override most everything
  super(tree, new DefaultTreeCellRenderer());
  // deal with selection if already exists
  if (tree.getSelectionCount() == 1) {
    lastPath = tree.getSelectionPath();
  }
  addCellEditorListener(this);
}

代码示例来源：origin: net.sf.squirrel-sql.thirdparty-non-maven/openide

/** Construct a cell editor.
* @param tree the tree
*/
public TreeViewCellEditor(JTree tree) {
  //Use a dummy DefaultTreeCellEditor - we'll set up the correct
  //icon when we fetch the editor component (see EOF).  Not sure
  //it's wildly vaulable to subclass DefaultTreeCellEditor here - 
  //we override most everything
  super(tree, new DefaultTreeCellRenderer()); 
  // deal with selection if already exists
  if (tree.getSelectionCount() == 1) {
    lastPath = tree.getSelectionPath();
  }
  addCellEditorListener(this);
}

代码示例来源：origin: org.orbisgis/toc

@Override
public void run(ProgressMonitor pm) {
    List<TreePath> dropPaths = new ArrayList<TreePath>(draggedResources.size());
    for (int i = 0; i < draggedResources.size(); i++) {
        String sourceName = draggedResources.get(i).getId();
        if (pm.isCancelled()) {
            break;
        } else {
            pm.progressTo(100 * i / draggedResources.size());
            try {
                  ILayer nl = mapContext.createLayer(sourceName);
                  dropNode.insertLayer(nl, dropIndex);
                  dropPaths.add(getPathFromNode(new TocTreeNodeLayer(nl)));
            } catch (Exception e) {
                throw new RuntimeException(I18N.tr("Cannot add the layer to the destination"), e);
            }
        }
    }
    treeModel.nodeChanged(new TocTreeNodeLayer(dropNode));
    // Select the new layer(s) if there is no selection
    if(tree.getSelectionCount()==0) {
      tree.setSelectionPaths(dropPaths.toArray(new TreePath[dropPaths.size()]));
    }
}

代码示例来源：origin: joel-costigliola/assertj-swing

/**
 * Returns the {@code String} representation of the given {@code Component}, which should be a {@code JTree} (or
 * subclass).
 *
 * @param c the given {@code Component}.
 * @return the {@code String} representation of the given {@code JTree}.
 */
@Override
@Nonnull protected String doFormat(@Nonnull Component c) {
 JTree tree = (JTree) c;
 String format = "%s[name=%s, selectionCount=%d, selectionPaths=%s, selectionMode=%s, enabled=%b, visible=%b, showing=%b";
 return String.format(format, getRealClassName(c), quote(tree.getName()), tree.getSelectionCount(),
            Arrays.format(selectionPaths(tree)), selectionMode(tree), tree.isEnabled(), tree.isVisible(),
            tree.isShowing());
}

代码示例来源：origin: net.sf.squirrel-sql.thirdpary-non-maven/openide

public void treeNodesRemoved (TreeModelEvent e) {
    // called to removed from JTree.expandedState
    super.treeNodesRemoved (e);
    // part of bugfix #37279, if DnD is active then is useless select a nearby node
    if (ExplorerDnDManager.getDefault ().isDnDActive ()) {
      return ;
    }
    
    if (storeSelectedPaths == null || storeSelectedPaths.size () == tree.getSelectionCount ()) {
      // selection not changed => it's redundant to change selection
      return ;
    }
    
    if (tree.getSelectionCount () == 0) {
      TreePath path = findSiblingTreePath (e.getTreePath (), e.getChildIndices ());
      // bugfix #39564, don't select again the same object
      if (path == null || path.equals (e.getTreePath ())) {
        return ;
      } else if (path.getPathCount () > 0) {
        tree.setSelectionPath (path);
      }
    }
  }
}

代码示例来源：origin: MegaMek/mekhq

@Override
public void actionPerformed(ActionEvent action) {
  String command = action.getActionCommand();
  if (command.equalsIgnoreCase("CONFIG_BOT")) {
    PrincessBehaviorDialog pbd = new PrincessBehaviorDialog(frame,
        scenario.getBotForce(index).getBehaviorSettings(),
        scenario.getBotForce(index).getName());
    pbd.setVisible(true);
    if (!pbd.dialogAborted) {
      scenario.getBotForce(index).setBehaviorSettings(pbd.getBehaviorSettings());
      scenario.getBotForce(index).setName(pbd.getBotName());
    }
  } else if (command.equalsIgnoreCase("EDIT_UNIT")) {
    if (tree.getSelectionCount() > 0) {
      // row 0 is root node
      int i = tree.getSelectionRows()[0] - 1;
      UnitEditorDialog med = new UnitEditorDialog(frame,
          scenario.getBotForce(index).getEntityList().get(i));
      med.setVisible(true);
    }
  }
}

代码示例来源：origin: org.netbeans.api/org-openide-explorer

@Override
  public void treeNodesRemoved(TreeModelEvent e) {
    // called to removed from JTree.expandedState
    super.treeNodesRemoved(e);
    
    boolean wasSelected = removedNodeWasSelected;
    removedNodeWasSelected = false;
    // part of bugfix #37279, if DnD is active then is useless select a nearby node
    if (ExplorerDnDManager.getDefault().isDnDActive()) {
      return;
    }
    if (wasSelected && tree.getSelectionCount() == 0) {
      TreePath path = findSiblingTreePath(e.getTreePath(), e.getChildIndices());
      // bugfix #39564, don't select again the same object
      if ((path == null) || e.getChildIndices().length == 0) {
        return;
      } else if (path.getPathCount() > 0) {
        tree.setSelectionPath(path);
      }
    }
  }
}

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