/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
* Copyright 2009 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.
*
* This file is available and licensed under the following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of Sun Microsystems nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package bindcaution;
import javafx.scene.Scene;
import javafx.stage.Stage;
import javafx.scene.layout.LayoutInfo;
import javafx.scene.layout.VBox;
import java.lang.System;
import javafx.scene.control.Slider;
import javafx.animation.KeyFrame;
import javafx.animation.Timeline;
import javafx.scene.layout.HBox;
import javafx.scene.text.Text;
import javafx.scene.text.Font;
import javafx.scene.paint.Color;
var textFont = Font { size: 12 };
/*********************************************
* Use of bind + on-replace on load
*********************************************/
var updateCountError = 0;
var errorUpdateLabel = Text {
content: bind "Update {updateCountError} Time(s)!"
wrappingWidth: 140
font: textFont
fill: Color.RED
layoutInfo: LayoutInfo {
width: 150
height: 150
}
}
var updateCountOpt = 0;
var optUpdateLabel = Text {
content: bind "Update {updateCountOpt} Time(s)!"
wrappingWidth: 140
font: textFont
fill: Color.GREEN
layoutInfo: LayoutInfo {
width: 150
height: 150
}
}
var x = 0 on replace {
updateError();
updateOptimized();
}
var y = 0 on replace {
updateError();
updateOptimized();
}
var width = 0 on replace {
updateError();
updateOptimized();
}
var height = 0 on replace {
updateError();
updateOptimized();
}
function updateError() {
updateCountError++;
}
function updateOptimized() {
if((x > 0) and (y > 0) and (width > 0) and (height > 0)) {
updateCountOpt++;
}
}
/*********************************************
* Use of bind + on-replace on Slider.value
*********************************************/
var errorCount = 0;
var errorLabel = Text {
content: bind "Complex Operation Performed {errorCount} Time(s)!"
wrappingWidth: 140
font: textFont
fill: Color.RED
layoutInfo: LayoutInfo {
width: 150
height: 150
}
}
var errorSlider = Slider {
min: 0
max: 100
value: 50
vertical: false
layoutInfo: LayoutInfo {
width: 150
height: 12
}
}
var errorSliderValue = bind errorSlider.value on replace {
/**
* Perform Complex Operation!!!!
*/
errorCount++;
}
var optCTM = System.currentTimeMillis();
var vBoxError = VBox {
content: [ errorUpdateLabel, errorLabel, errorSlider ]
spacing: 10
}
var optCount = 0;
var optLabel = Text {
content: bind "Complex Operation Performed {optCount} Time(s)!"
wrappingWidth: 140
font: textFont
fill: Color.GREEN
layoutInfo: LayoutInfo {
width: 150
height: 150
}
}
var optSlider = Slider {
min: 0
max: 100
value: 50
vertical: false
layoutInfo: LayoutInfo {
width: 150
height: 12
}
}
var timeline = Timeline {
keyFrames: KeyFrame {
time: 100ms
action: function() {
/**
* Perform Complex Operation!!!!
*/
optCount++;
}
}
}
var optSliderValue = bind optSlider.value on replace {
timeline.playFromStart();
}
var vBoxOpt = VBox {
content: [ optUpdateLabel, optLabel, optSlider ]
spacing: 10
}
Stage {
title: "Bind with Caution"
scene: Scene {
content: [
HBox {
content: [ vBoxError, vBoxOpt ]
spacing: 10
translateX: 10
translateY: 10
}
]
width: 330
height: 120
}
resizable: false
}
x = 10;
y = 10;
width = 600;
height = 400;
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