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‎.gitignore

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Packages/
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.build/
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*.bin
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*.a

‎Package.swift

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import PackageDescription
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let package = Package(
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name: "examples",
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dependencies: [
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.Package(url: "https://github.com/SwiftJava/javax_swing.git", versions: Version(1,0,0)..<Version(2,0,0)),
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]
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)

‎README.md

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### SwiftJava examples
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Git submodule containing AWT and Swing examples intended to be cloned
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separately to build on Linux or macOS using the following commands:
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export JVM_LIBRARY_PATH=$JAVA_HOME/jre/lib/server # macOS
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export JVM_LIBRARY_PATH=$JAVA_HOME/jre/lib/amd64/server # Linux
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swift build -Xlinker -L$JVM_LIBRARY_PATH -Xlinker -rpath -Xlinker $JVM_LIBRARY_PATH -Xlinker -ljvm

‎Sources/AWTGraphicsDemo.swift

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//
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// AWTGraphicsDemo.swift
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// SwiftJava
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//
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// Created by John Holdsworth on 29/07/2016.
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// Copyright © 2016 John Holdsworth. All rights reserved.
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//
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// Original Java Version: http://www.tutorialspoint.com/awt/awt_line2d_class.htm
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import java_lang
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import java_awt
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public class AWTGraphicsDemo: FrameBase {
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public static func main(){
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let awtGraphicsDemo = AWTGraphicsDemo()
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awtGraphicsDemo.setVisible(true)
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}
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public init(){
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super.init( javaObject: FrameBase().javaObject )
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prepareGUI()
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}
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required public init(javaObject: jobject!) {
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fatalError("init(javaObject:) has not been implemented")
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}
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private func prepareGUI(){
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setSize(400,400)
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class MyWindowAdapter: WindowAdapterBase {
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override func windowClosing( e: WindowEvent? ) {
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System.exit( 0 )
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}
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}
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addWindowListener(MyWindowAdapter())
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}
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override public func paint(arg0: Graphics?) {
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let g = arg0!
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let shape = Line2D_Double()
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shape.setLine(250,250,150,150)
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let g2 = Graphics2D(casting: g)!
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g2.draw (shape)
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let font = Font("Serif", Font.PLAIN, 24)
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g2.setFont(font)
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g.drawString("Welcome to TutorialsPoint", 50, 70)
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g2.drawString("Line2D.Line", 100, 120)
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}
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}

‎Sources/FocusTest.swift

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//
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// FocusTest.swift
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// SwiftJava
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//
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// Created by John Holdsworth on 28/07/2016.
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// Copyright © 2016 John Holdsworth. All rights reserved.
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//
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import java_lang
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import java_awt
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import javax_swing
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public class FocusTest: JFrame {
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var jtf1: JTextField!, jtf2: JTextField!, jtf3: JTextField!
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var p: JPanel!
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public init()
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{
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let frame = JFrame()
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super.init( javaObject: frame.javaObject )
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jtf1 = JTextField(10)
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jtf2 = JTextField(10)
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jtf3 = JTextField(10)
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jtf1.addKeyListener(MyKeyListener( ft: self ))
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p = JPanel()
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_ = p.add(jtf1)
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_ = p.add(jtf2)
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_ = p.add(jtf3)
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_ = getContentPane().add(p)
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}
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required public init(javaObject: jobject?) {
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fatalError("init(javaObject:) has not been implemented")
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}
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class MyKeyListener: KeyListenerBase {
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var ft: FocusTest
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init( ft: FocusTest) {
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self.ft = ft
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super.init( javaObject: nil )
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}
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required init(javaObject: jobject!) {
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fatalError("init(javaObject:) has not been implemented")
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}
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internal override func keyPressed(e: KeyEvent?)
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{
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if(e?.getKeyCode() == KeyEvent.VK_ENTER)
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{
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Swift.print("ll")
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ft.jtf3.requestFocus()
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}
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}
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}
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}

‎Sources/ImageCanvas.swift

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//
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// ImageCanvas.swift
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// SwiftJava
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//
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// Created by John Holdsworth on 28/07/2016.
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// Copyright © 2016 John Holdsworth. All rights reserved.
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//
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// Original Java Version: http://www.rgagnon.com/javadetails/java-0229.html
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import java_lang
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import java_awt
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class ImageCanvas: CanvasBase {
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var image: Image!
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static func main( _ imagePath: String ) {
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let frame = try! Frame("Image")
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frame.setLayout(BorderLayout())
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_ = frame.add("Center", ImageCanvas(imagePath))
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frame.resize(400,400)
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frame.show()
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}
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init(_ imagePath: String) {
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super.init( javaObject: CanvasBase().javaObject )
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let media = MediaTracker(comp: self)
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image = Toolkit.getDefaultToolkit().getImage(imagePath)
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media.addImage(image, 0)
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do {
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try media.waitForID(0)
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}
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catch {}
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}
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init(imageProducer:ImageProducer) {
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super.init( javaObject: CanvasBase().javaObject )
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image = createImage(imageProducer)
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}
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required init(javaObject: jobject?) {
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fatalError("init(javaObject:) has not been implemented")
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}
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override func paint( g: Graphics? ) {
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_ = g?.drawImage(image, 0,0, self)
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}
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}
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‎Sources/JComboBox.swift

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//
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// JComboBox.swift
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// SwiftJava
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//
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// Created by John Holdsworth on 28/07/2016.
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// Copyright © 2016 John Holdsworth. All rights reserved.
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//
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// Original Java Version: http://java.happycodings.com/swing/code5.html
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import java_lang
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import java_util
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import java_awt
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import javax_swing
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private func +(left: String!, right: UInt16) -> String {
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var left = left ?? ""
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left.append( String( UnicodeScalar(right)! ) )
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return left
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}
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var cBox: AutoComplete!
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class AutoComplete: JComboBox
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{
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static func main() {
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let f = try! JFrame("AutoCompleteComboBox")
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f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE)
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f.setSize(200,300)
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let cp = f.getContentPane()!
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cp.setLayout(nil)
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// let names = ["Beate", "Claudia", "Fjodor", "Fred", "Friedrich", "Fritz", "Frodo", "Hermann", "Willi"]
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// cBox = AutoComplete(items: names.map { JavaString( $0 ) })
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let locales = JavaLocale.getAvailableLocales()!//
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cBox = AutoComplete(items: locales)
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cBox.setBounds(50,50,100,21)
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cBox.setEditable(true)
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_ = cp.add(cBox)
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f.setVisible(true)
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}
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private var searchFor: String!
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private var lap: jlong!
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class CBDocument: PlainDocumentBase {
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override func insertString(offs:Int, str: String? , a: AttributeSet?) throws {
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if (str==nil) { return }
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try super.insertString(offs:offs, str: str, a: a)
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if(!cBox.isPopupVisible() && JavaString(str).length() != 0) { cBox.fireActionEvent() }
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}
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}
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class MyJComboBox_KeySelectionManager: JComboBox_KeySelectionManagerBase {
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override func selectionForKey( aKey: UInt16, aModel: ComboBoxModel? ) -> Int {
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let now = java_util.Date().getTime()
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if ( cBox.searchFor != nil && aKey == UInt16(KeyEvent.VK_BACK_SPACE) && JavaString(cBox.searchFor).length()>0 )
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{
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cBox.searchFor = JavaString(cBox.searchFor).substring(0, JavaString(cBox.searchFor).length() - 1)
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}
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else
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{
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// System.out.println(lap)
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// Kam nie hier vorbei.
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if(cBox.lap + 1000 < now) {
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cBox.searchFor = "" + aKey
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}
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else {
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cBox.searchFor = cBox.searchFor + aKey
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}
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}
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cBox.lap = now
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var current: String!
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for i in 0..<aModel!.getSize()
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{
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current = JavaString(aModel!.getElementAt(i).toString()).toLowerCase()
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if (JavaString(JavaString(current).toLowerCase()).startsWith(JavaString(cBox.searchFor).toLowerCase())) { return i }
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}
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return -1
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}
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}
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init(items: [JavaObject])
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{
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super.init(javaObject:JComboBox(items).javaObject)
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lap = java_util.Date().getTime()
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setKeySelectionManager(MyJComboBox_KeySelectionManager())
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if(getEditor() != nil)
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{
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if let tf = JTextField(casting: getEditor().getEditorComponent())
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{
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tf.setDocument( CBDocument())
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class MyActionListener: ActionListenerBase {
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override func actionPerformed(e: ActionEvent?)
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{
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let tf = JTextField(casting: cBox.getEditor().getEditorComponent())!
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let text = tf.getText()!
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let aModel = cBox.getModel()!
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var current: String
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for i in 0..<aModel.getSize()
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{
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current = aModel.getElementAt(i).toString()
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if(JavaString(JavaString(current).toLowerCase()).startsWith(JavaString(text).toLowerCase()))
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{
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tf.setText(current)
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tf.setSelectionStart(JavaString(text).length())
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tf.setSelectionEnd(JavaString(current).length())
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break
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}
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}
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}
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}
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addActionListener(MyActionListener())
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}
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}
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}
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required init(javaObject: jobject?) {
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fatalError("init(javaObject:) has not been implemented")
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}
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override func fireActionEvent()
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{
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super.fireActionEvent()
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}
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}

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