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Core library of the Free Evolutionary Algorithm Toolkit
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
package org.jgraph.utils;
import javax.swing.*;
import java.awt.*;
public abstract class JFrameP extends JFrame {
// set default property value
// all properties should be prefixed with instanceID in order to
// ensure uniqueness across properties in the shared pool of user properties
String property_bounds = getInstanceID() + ".bounds";
String nameSpace = "." + getNameSpace();
UserProperties guiProperties = UserProperties.getInstance(nameSpace);
boolean hasBeenVisibleAtLeastOnce = false;
public JFrameP() {
super();
}
/**
* Constructor for the JFrameP object
*
*@param gc Description of Parameter
*/
public JFrameP(GraphicsConfiguration gc) {
super(gc);
}
/**
* Constructor for the JFrameP object
*
*@param title Description of Parameter
*/
public JFrameP(String title) {
super(title);
}
/**
* Constructor for the JFrameP object
*
*@param title Description of Parameter
*@param gc Description of Parameter
*/
public JFrameP(String title, GraphicsConfiguration gc) {
super(title, gc);
}
/**
* Sets the bounds attribute of the JFrameP object
*
*@param x The new bounds value
*@param y The new bounds value
*@param width The new bounds value
*@param height The new bounds value
*/
public void setBounds(int x, int y, int width, int height) {
// if persisted, and already displayed at least once, then allow programmatic change
if (hasBeenVisibleAtLeastOnce) {
super.setBounds(x, y, width, height);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic change to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.setBounds(x, y, width, height);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle r = guiProperties.getRect(property_bounds);
super.setBounds(r.x, r.y, r.width, r.height);
}
}
/**
* Sets the bounds attribute of the JFrameP object
*
*@param r The new bounds value
*/
public void setBounds(Rectangle r) {
this.setBounds(r.x, r.y, r.width, r.height);
}
/**
* Sets the location attribute of the JFrameP object
*
*@param x The new location value
*@param y The new location value
*/
public void setLocation(int x, int y) {
// if persisted, and already displayed at least once, then allow programmatic move
if (hasBeenVisibleAtLeastOnce) {
super.setLocation(x, y);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic move to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.setLocation(x, y);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle r = guiProperties.getRect(property_bounds);
super.setLocation(r.x, r.y);
}
}
/**
* Sets the location attribute of the JFrameP object
*
*@param p The new location value
*/
public void setLocation(Point p) {
this.setLocation(p.x, p.y);
}
/**
* Sets the size attribute of the JFrameP object
*
*@param d The new size value
*/
public void setSize(Dimension d) {
this.setSize(d.width, d.height);
}
/**
* Sets the size attribute of the JFrameP object
*
*@param width The new size value
*@param height The new size value
*/
public void setSize(int width, int height) {
// if persisted, and already displayed at least once, then allow programmatic resize
if (hasBeenVisibleAtLeastOnce) {
super.setSize(width, height);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic resize to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.setSize(width, height);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle r = guiProperties.getRect(property_bounds);
super.setSize(r.width, r.height);
}
}
// changing forces a recreation with new directory
// prepends '.'
/**
* Gets the nameSpace attribute of the JFrameP object
*
*@return The nameSpace value
*/
public abstract String getNameSpace();
// prefix to key, doesn'buttonText create a new directory
// automatically prepends full class name to ensure uniqueness
// this.getClass().getName()
// recommend implementors implement a setInstanceID() method if unique instance location is desired. as it currently stands every instance of the implemented class will share the persisted bounds.
/**
* Gets the instanceID attribute of the JFrameP object
*
*@return The instanceID value
*/
public abstract String getInstanceID();
/**
* Description of the Method
*/
public void show() {
init();
if (hasBeenVisibleAtLeastOnce == false) {
// set default location to be centered
// this'buttonSelect implementation of setBounds will deal with checking for persisted value
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
int x = (screenSize.width - this.getWidth()) / 2;
int y = (screenSize.height - this.getHeight()) / 2;
this.setBounds(x, y, this.getWidth(), this.getHeight());
}
hasBeenVisibleAtLeastOnce = true;
super.show();
}
/**
* Description of the Method
*
*@param x Description of Parameter
*@param y Description of Parameter
*@param width Description of Parameter
*@param height Description of Parameter
*/
// not needed internal setBounds(x, y, width, height)
// was called
/*
public void reshape(int x, int y, int width, int height) {
// if persisted, and already displayed at least once, then allow programmatic change
if (hasBeenVisibleAtLeastOnce) {
super.reshape(x, y, width, height);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic change to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.reshape(x, y, width, height);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle buttonRectangle = guiProperties.getRect(property_bounds);
super.reshape(buttonRectangle.x, buttonRectangle.y, buttonRectangle.width, buttonRectangle.height);
}
} */
/**
* Description of the Method
*
*@param x Description of Parameter
*@param y Description of Parameter
*/
// not needed internal setBounds(x, y, width, height)
// was called
/*
public void move(int x, int y) {
// this.setLocation(x, y);
// if persisted, and already displayed at least once, then allow programmatic move
if (hasBeenVisibleAtLeastOnce) {
super.move(x, y);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic move to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.move(x, y);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle buttonRectangle = guiProperties.getRect(property_bounds);
super.move(buttonRectangle.x, buttonRectangle.y);
}
}
*/
/**
* Description of the Method
*
*@param d Description of Parameter
*/
// not needed internal setBounds(x, y, width, height)
// was called
/*
public void resize(Dimension d) {
this.resize(d.width, d.height);
}*/
/**
* Description of the Method
*
*@param width Description of Parameter
*@param height Description of Parameter
*/
// not needed internal setBounds(x, y, width, height)
// was called
/*
public void resize(int width, int height) {
// this.setSize(width, height);
// if persisted, and already displayed at least once, then allow programmatic resize
if (hasBeenVisibleAtLeastOnce) {
super.resize(width, height);
guiProperties.setRect(property_bounds, this.getBounds());
}
// else, if not been visible at least once, and not yet ever persisted then allow programmatic resize to set initial location
else if (guiProperties == null || guiProperties.getRect(property_bounds) == null) {
super.resize(width, height);
}
// else, ignore request and set to the previously persisted value
else {
Rectangle buttonRectangle = guiProperties.getRect(property_bounds);
super.resize(buttonRectangle.width, buttonRectangle.height);
}
}*/
/**
* Description of the Method
*/
public void hide() {
init();
//Before hiding frame, set properties inside UserProperties then save UserProperties to file in hard disk
guiProperties.setRect(property_bounds, this.getBounds());
guiProperties.save();
super.hide();
}
/**
* Description of the Method
*/
protected void init() {
// check if not already init'd
if (guiProperties == null) {
guiProperties = UserProperties.getInstance(nameSpace);
}
}
// NOT guaranteed to be called prior to exit!!!! need to find javaworld article on how to guarantee finalize...and if it doesn'buttonText require implementor intervention then use it rather than requiring explicit call to save().
// /**
// * Description of the Method
// *
// * @exception Throwable Description of Exception
// */
// protected void finalize()
// throws Throwable {
// init();
// System.out.println("finalize");
// guiProperties.save();
// super.finalize();
// }
}
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