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Java Source | 1998-10-30 | 2.3 KB | 103 lines |
- /*
- A basic extension of the java.awt.Frame class
- */
-
- import java.awt.*;
-
- public class Frame1 extends Frame
- {
- public Frame1()
- {
- // This code is automatically generated by Visual Cafe when you add
- // components to the visual environment. It instantiates and initializes
- // the components. To modify the code, only use code syntax that matches
- // what Visual Cafe can generate, or Visual Cafe may be unable to back
- // parse your Java file into its visual environment.
- //{{INIT_CONTROLS
- setLayout(null);
- setSize(400,300);
- setTitle("A Simple Frame");
- //}}
-
- //{{INIT_MENUS
- //}}
-
- //{{REGISTER_LISTENERS
- SymWindow aSymWindow = new SymWindow();
- this.addWindowListener(aSymWindow);
- //}}
- }
-
- public Frame1(String title)
- {
- this();
- setTitle(title);
- }
-
- /**
- * Shows or hides the component depending on the boolean flag b.
- * @param b if true, show the component; otherwise, hide the component.
- * @see java.awt.Component#isVisible
- */
- public void setVisible(boolean b)
- {
- if(b)
- {
- setLocation(50, 50);
- }
- super.setVisible(b);
- }
-
- static public void main(String args[])
- {
- (new Frame1()).setVisible(true);
- }
-
- public void addNotify()
- {
- // Record the size of the window prior to calling parents addNotify.
- Dimension d = getSize();
-
- super.addNotify();
-
- if (fComponentsAdjusted)
- return;
-
- // Adjust components according to the insets
- Insets insets = getInsets();
- setSize(insets.left + insets.right + d.width, insets.top + insets.bottom + d.height);
- Component components[] = getComponents();
- for (int i = 0; i < components.length; i++)
- {
- Point p = components[i].getLocation();
- p.translate(insets.left, insets.top);
- components[i].setLocation(p);
- }
- fComponentsAdjusted = true;
- }
-
- // Used for addNotify check.
- boolean fComponentsAdjusted = false;
-
- //{{DECLARE_CONTROLS
- //}}
-
- //{{DECLARE_MENUS
- //}}
-
- class SymWindow extends java.awt.event.WindowAdapter
- {
- public void windowClosing(java.awt.event.WindowEvent event)
- {
- Object object = event.getSource();
- if (object == Frame1.this)
- Frame1_WindowClosing(event);
- }
- }
-
- void Frame1_WindowClosing(java.awt.event.WindowEvent event)
- {
- setVisible(false); // hide the Frame
- }
- }
-