Java Component.equals方法代码示例

import java.awt.Component; //导入方法依赖的package包/类
protected void removeSection(JComponent section)
{
	for( int i = 0, count = getComponentCount(); i < count; i++ )
	{
		Component c = getComponent(i);
		if( c.equals(section) )
		{
			remove(i);

			// Remove next component too if it's a JSeparator
			if( i < count && getComponent(i) instanceof JSeparator )
			{
				remove(i);
			}
		}
	}
}
 

import java.awt.Component; //导入方法依赖的package包/类
@Override
public void removeLayoutComponent(Component c)
{
	if( c.equals(nextButton) )
	{
		c = null;
	}
	else if( c.equals(previousButton) )
	{
		previousButton = null;
	}
	else if( c.equals(editor) )
	{
		editor = null;
	}
}
 

import java.awt.Component; //导入方法依赖的package包/类
@Override
public Component add(Component comp) {
    setsize(comp.getPreferredSize());
    Component[] comps = getComponents();
    if (comps.length > 0) {
        oldComponent = comps[0];
    }
    if (comp.equals(oldComponent)) {
        return super.add(comp);
    }
    if (oldComponent != null) {
        putLayer((JComponent) oldComponent, JLayeredPane.DEFAULT_LAYER);
    }
    Component returnResult = super.add(comp);
    putLayer((JComponent) comp, JLayeredPane.DRAG_LAYER);
    comp.setSize(getPreferredSize());
    comp.setVisible(true);
    comp.setLocation(0, 0 - getPreferredSize().height);
    slideFromTop(comp, oldComponent);
    return returnResult;
}
 

import java.awt.Component; //导入方法依赖的package包/类
private void enableDisablePanel(boolean enabled) {
    loggersPanel.setEnabled(enabled);
    Component[] components = loggersPanel.getComponents();
    for (Component c : components) {
        if (!c.equals(btnRemove)) {
            c.setEnabled(enabled);
        }
    }
    btnRemove.setEnabled(enabled && !customLoggersList.isEmpty());
    loggersScrollPane.getViewport().getView().setEnabled(enabled);
}
 

import java.awt.Component; //导入方法依赖的package包/类
/**
 * tests if nodes are all from the same tree
 *
 * @param nodes nodes
 * @throws IllegalArgumentException when given nodes does not pass
 */
protected void testNodes(Node[] nodes) {
    if ((nodes == null) || (nodes.length == 0)) {
        throw new IllegalArgumentException("argument nodes is null or empty");
    }
    Component nodesTree = nodes[0].tree().getSource();
    for (int i = 0; i < nodes.length; i++) {
        if (nodes[i] == null) {
            throw new IllegalArgumentException("argument nodes contains null value");
        }
        if (!nodesTree.equals(nodes[i].tree().getSource())) {
            throw new IllegalArgumentException(nodes[i].toString() + " is from different tree");
        }
    }
}
 

import java.awt.Component; //导入方法依赖的package包/类
public static void enableComponent(Container con, boolean state, Component component) {
    for (Component c : con.getComponents()) {
        if (c instanceof Container) {
            enableComponent((Container) c, state, component);
        }
        if (component != null && component.equals(c)) {
            continue;
        }
        if (c instanceof JLabel) {
            c.setVisible(state);
        } else {
            c.setEnabled(state);
        }
    }
}
 

import java.awt.Component; //导入方法依赖的package包/类
public Component getComponentAfter(Container focusCycleRoot, Component aComponent) 
{
	if (aComponent.equals(leftField))
		return rightField;
	else if (aComponent.equals(rightField)) 
		return set;
	
	return leftField;
}
 

import java.awt.Component; //导入方法依赖的package包/类
public Component getComponentBefore(Container focusCycleRoot, Component aComponent) 
{
	if (aComponent.equals(leftField))
		return set;
	else if (aComponent.equals(set)) 
		return rightField;
	
	return leftField;
}
 

import java.awt.Component; //导入方法依赖的package包/类
@Override
public boolean isKnownComponent(Component c) {
    return c.equals(password) || password.isAncestorOf(c);
}
 

import java.awt.Component; //导入方法依赖的package包/类
/**
 * closes the selected tab
 *
 * @param tab {@link JTabPanel}
 */
public void closeTab(final JTabPanel tab) {
	JTabContent content;
	int index = -1;
	if (tab != null) {
		content = tab.getTabContent();
		for (int i = 0; i < frame.getWorkspacePane().getTabCount(); i++) {
			final Component c = frame.getWorkspacePane().getTabComponentAt(
					i);
			if (c.equals(tab)) {
				index = i;
				break;
			}
		}
	} else {
		index = frame.getWorkspacePane().getSelectedIndex();
		if (index != -1) {
			content = (JTabContent) frame.getWorkspacePane()
					.getComponentAt(index);
		} else {
			return;
		}
	}

	if (content != null) {
		content.onClose();
	}

	// TODO i18n
	if (content.isDirty()) {
		final int result = JOptionPane.showConfirmDialog(
				frame.getContentPane(),
				"The selected file has been modified. "
				+ "Do you wanto to save it?", "Save file?",
				JOptionPane.YES_NO_CANCEL_OPTION);
		if (result == JOptionPane.YES_OPTION) {
			final File f = content.getFile();
			if (f != null && f.exists()) {
				content.saveContent(f);
			} else {
				saveTabAs(tab);
			}
			frame.getWorkspacePane().removeTabAt(index);
		} else if (result == JOptionPane.NO_OPTION) {
			frame.getWorkspacePane().removeTabAt(index);
		} else if (result == JOptionPane.CANCEL_OPTION) {
		}
	} else {
		frame.getWorkspacePane().removeTabAt(index);
	}
}
 

import java.awt.Component; //导入方法依赖的package包/类
private static void selectsectionbutton(Component selcomp){
	
	deselectallsectionbuttons();
	
	for(Component comp : panelSections.getComponents()){
		
		if(comp instanceof JLabel && selcomp.equals(comp)){
			
			JLabel lblcomp=(JLabel) comp;
			
			lblcomp.setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
			lblcomp.setForeground(SystemColor.windowText);
			
		}
		
	}
	
	panelOptions.setVisible(selcomp.equals(lblFiles) && online && selectedSubject>=0);
	
}