javax.swing.JComponent.setOpaque()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.JComponent.setOpaque()方法的一些代码示例，展示了JComponent.setOpaque()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。JComponent.setOpaque()方法的具体详情如下：
包路径：javax.swing.JComponent
类名称：JComponent
方法名：setOpaque

JComponent.setOpaque介绍

暂无

代码示例

代码示例来源：origin: stackoverflow.com

JLabel javaHomeLabel = new JLabel("java.home=" + System.getProperty("java.home"));
setLayout(new BorderLayout());
add(versionLabel, BorderLayout.PAGE_START);
add(javaHomeLabel, BorderLayout.PAGE_END);
JFrame frame = new JFrame("MyJavaMacOSXApp");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
MyJavaMacOSXApp newContentPane = new MyJavaMacOSXApp();
newContentPane.setOpaque(true); 
frame.setContentPane(newContentPane);
frame.pack();
frame.setVisible(true);

代码示例来源：origin: stackoverflow.com

constraints.fill = GridBagConstraints.BOTH;
JLabel l = new JLabel("You have got 2 new Messages.");
panel.add(l, constraints);
constraints.gridx++;
constraints.weightx = 0f;
b.setOpaque(false);
b.setMargin(new Insets(1, 4, 1, 4));
b.setFocusable(false);
panel.add(b, constraints);
dialog.setUndecorated(true);
dialog.setSize(300, 100);
  setOpaque(true);

代码示例来源：origin: stackoverflow.com

s.getViewport().add(m_tree);
getContentPane().add(s, BorderLayout.CENTER);
setVisible(true);
m_borderSelectionColor = UIManager.getColor(
    "Tree.selectionBorderColor");
setOpaque(false);

代码示例来源：origin: io.snappydata/gemfirexd-tools

private static void createAndShowGUI(JPanel jtop) {
  JFrame frame = new JFrame("GfxdTop");
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  JComponent contentPane = (JComponent) frame.getContentPane();
  contentPane.add(jtop, BorderLayout.CENTER);
  contentPane.setOpaque(true);
  contentPane.setBorder(new EmptyBorder(12, 12, 12, 12));
  frame.setContentPane(contentPane);
  frame.pack();
  frame.setVisible(true);
}

代码示例来源：origin: org.jboss.jbossts/jbossjta

private static void createAndShowGUI(TxPerfGraph perfPanel) {
  JFrame frame = perfPanel.getFrame();
  // Create and set up the window.
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  // Create and set up the content pane.
  JComponent contentPane = (JComponent) frame.getContentPane();
  contentPane.add(perfPanel, BorderLayout.CENTER);
  contentPane.setOpaque(true); //content panes must be opaque
  contentPane.setBorder(new EmptyBorder(12, 12, 12, 12));
  frame.setContentPane(contentPane);
  // Display the window.
  frame.pack();
  frame.setVisible(true);
}

代码示例来源：origin: stackoverflow.com

borderPanel.setBorder(
  BorderFactory.createTitledBorder("BorderLayout"));
borderPanel.setOpaque(true);
borderPanel.setBackground(Color.WHITE);
for (int i = 0; i < 5; i++) {
  buttons[i] = new JButton(borderConstraints[i]);
  borderPanel.add(buttons[i], borderConstraints[i]);
flowPanel.setBorder(
  BorderFactory.createTitledBorder("FlowLayout"));
flowPanel.setOpaque(true);
flowPanel.setBackground(Color.WHITE);
for (int i = 5; i < 8; i++) {
  buttons[i] = new JButton(Integer.toString(i));
  flowPanel.add(buttons[i]);
gridPanel.setBorder(
  BorderFactory.createTitledBorder("GridLayout"));
gridPanel.setOpaque(true);
gridPanel.setBackground(Color.WHITE);
for (int i = 8; i < 12; i++) {
gridBagPanel.setBorder(
  BorderFactory.createTitledBorder("GridBagLayout"));
gridBagPanel.setOpaque(true);
gridBagPanel.setBackground(Color.WHITE);
buttons[12] = new JButton(Integer.toString(12));
cardPanel.setBorder(

代码示例来源：origin: stackoverflow.com

public static void createGUI(){
  JFrame frame = new JFrame("My Frame");
  JComponent component = new Drawing();
  component.setOpaque(true);
  frame.add(component);
  frame.setSize(600,400);
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  frame.setVisible(true);

}

代码示例来源：origin: stackoverflow.com

gui.add(l1);
l2.setOpaque(true);
gui.add(l2);
p1.add(new JLabel("Panel 1"));
p1.setBorder(brdrRight);
p1.setOpaque(false);
gui.add(p1);

代码示例来源：origin: stackoverflow.com

import java.awt.Color;
import javax.swing.JPanel;

public class NewClass1 extends javax.swing.JFrame 
{
  public NewClass1() {            
     setLayout(null);
     JPanel panel=new JPanel();
     panel.setOpaque(true);
     add(panel);
     panel.setBackground(Color.red);
     panel.setBounds(0,0,400,300);
  }    

  public static void main(String args[]) {

    java.awt.EventQueue.invokeLater(new Runnable() {
      public void run() {
        new NewClass1().setVisible(true);
      }
    });
  }
}

代码示例来源：origin: stackoverflow.com

JFrame f = new JFrame("AnimationTest");
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.add(this);
f.pack();
f.setLocationRelativeTo(null);
f.setVisible(true);
timer.start();
this.setOpaque(false);
this.setPreferredSize(new Dimension(WIDE, HIGH));
this.addMouseListener(new MouseHandler());
  Dimension d = field.getPreferredSize();
  field.setBounds(e.getX(), e.getY(), d.width, d.height);
  add(field);

代码示例来源：origin: kousen/java_8_recipes

private static void createAndShowGUI() {
  JFrame frame = new JFrame();
  frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
  JComponent newContentPane = new MyUI();
  newContentPane.setOpaque(true);
  frame.setContentPane(newContentPane);
  System.setProperty("apple.laf.useScreenMenuBar", "true");
  System.setProperty("com.apple.mrj.application.apple.menu.about.name", "MyUI");
  try {
    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
  } catch (ClassNotFoundException | InstantiationException | IllegalAccessException | UnsupportedLookAndFeelException e) {
    e.printStackTrace();
  }
  frame.pack();
  frame.setVisible(true);
}

代码示例来源：origin: stackoverflow.com

this.setLayout(new BorderLayout());
checkBox = new JCheckBox();
add(checkBox, BorderLayout.CENTER);
setOpaque(false);
checkBox.setOpaque(cn.isSelected && cn.hasChildren && ! cn.allChildrenSelected);
return this;

代码示例来源：origin: stackoverflow.com

usrNameFeild.setOpaque(false);
usrNameLabel.setLabelFor(usrNameFeild);
passFeild.setBorder(compundBorder);
passFeild.setOpaque(false);
passwordLabel.setLabelFor(passFeild);
add(usrNameLabel, labCnst);
add(usrNameFeild, txtCnst);
add(passwordLabel, labCnst);
add(passFeild, txtCnst);
    JFrame frame = new JFrame("Demo: LogIn Dialogue");
    frame.add(new MainContainer());
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);

代码示例来源：origin: biojava/biojava

/**
 * Create the GUI and show it. As with all GUI code, this must run
 * on the event-dispatching thread.
 */
private static void createAndShowGUI(GUIAlignmentProgressListener progressListener) {
  //Create and set up the window.
  JFrame frame = new JFrame("Monitor alignment process");
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  //Create and set up the content pane.
  JComponent newContentPane = progressListener;
  newContentPane.setOpaque(true); //content panes must be opaque
  newContentPane.setSize(new Dimension(400,400));
  frame.setContentPane(newContentPane);
  //Display the window.
  frame.pack();
  frame.setVisible(true);
}

代码示例来源：origin: camunda/camunda-bpm-platform

public CategoryNodeRenderer() {
 _panel.setBackground(UIManager.getColor("Tree.textBackground"));
 if (_sat == null) {
  // Load the satellite image.
  String resource =
    "/org/apache/log4j/lf5/viewer/images/channelexplorer_satellite.gif";
  URL satURL = getClass().getResource(resource);
  _sat = new ImageIcon(satURL);
 }
 setOpaque(false);
 _checkBox.setOpaque(false);
 _panel.setOpaque(false);
 // The flowlayout set to LEFT is very important so that the editor
 // doesn't jump around.
 _panel.setLayout(new FlowLayout(FlowLayout.LEFT, 0, 0));
 _panel.add(_checkBox);
 _panel.add(this);
 setOpenIcon(_sat);
 setClosedIcon(_sat);
 setLeafIcon(_sat);
}

代码示例来源：origin: stackoverflow.com

for (int col = 0; col < GRID_COLS; col++) {
    panelGrid[row][col] = new JPanel(new GridBagLayout());
    backingPanel.add(panelGrid[row][col]);
redLabel.setOpaque(true);
redLabel.setBackground(Color.red.brighter().brighter());
redLabel.setPreferredSize(LABEL_SIZE);
panelGrid[4][3].add(redLabel);
blueLabel.setOpaque(true);
blueLabel.setBackground(Color.blue.brighter().brighter());
blueLabel.setPreferredSize(LABEL_SIZE);
panelGrid[1][1].add(blueLabel);
JFrame frame = new JFrame("DragLabelOnLayeredPane");
frame.getContentPane().add(new DragLabelOnLayeredPane());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);

代码示例来源：origin: edu.toronto.cs.medsavant/medsavant-client

/**
 * Create the GUI and show it.  For thread safety,
 * this method should be invoked from the
 * event-dispatching thread.
 */
private static void createAndShowGUI() {
  //Create and set up the window.
  JFrame frame = new JFrame("LayeredPaneDemo");
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  //Create and set up the content pane.
  JComponent newContentPane = new LayeredPaneDemo();
  newContentPane.setOpaque(true); //content panes must be opaque
  frame.setContentPane(newContentPane);
  //Display the window.
  frame.pack();
  frame.setVisible(true);
}

代码示例来源：origin: stackoverflow.com

int step = w/3;
JPanel p = new JPanel(new GridLayout(3,3));
p.setOpaque(false);
int count = 0;
for (int ii=0; ii<w; ii+=step) {
      p.add(button);
    } else {
      JLabel label = new JLabel(new ImageIcon(icon));
      p.add(label);
center.add(p);
JOptionPane.showMessageDialog(null, center);

代码示例来源：origin: stackoverflow.com

private JFrame frame = new JFrame();
    label.setOpaque(true);
    label.setBackground(Color.RED);
    label.setForeground(Color.WHITE);
    setLayout(new FlowLayout(FlowLayout.RIGHT));
    add(label);
    add(new MainPanel(), BorderLayout.CENTER);
    add(new BorderPanel(), BorderLayout.PAGE_START);
    setBorder(new LineBorder(Color.BLACK, 5));
  frame.setUndecorated(true);
  frame.add(new OutsidePanel());
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  frame.pack();
  frame.setLocationRelativeTo(null);
  frame.setVisible(true);

代码示例来源：origin: AliView/AliView

/**
 * Create the GUI and show it.  For thread safety,
 * this method should be invoked from the
 * event-dispatching thread.
 */
private static void createAndShowGUI() {
  //Create and set up the window.
  JFrame frame = new JFrame("DropDemo");
  frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  //Create and set up the content pane.
  JComponent newContentPane = new DropDemo();
  newContentPane.setOpaque(true); //content panes must be opaque
  frame.setContentPane(newContentPane);
  //Display the window.
  frame.pack();
  frame.setVisible(true);
}

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