質問編集履歴
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すいません、ご指摘ありがとうございます
test
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調べてみてもよくわからなかったですがどういうことですか。
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```Java
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package suutikaiseki;
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import java.applet.Applet;
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import java.awt.Graphics;
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import java.awt.Image;
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import java.awt.TextField;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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public class kadai4_test extends Applet implements ActionListener{
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TextField cose;//2Hコース・4Hコースの選択するテキストフィールド
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Image img;
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int i=0;
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public void init(){
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cose=new TextField("",10);//TextFieldクラスのオブジェクトの生成
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cose.addActionListener(this);// TextFieldクラスのオブジェクトに ActionListenerを登録する
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add(cose);// TextFieldクラスのオブジェクト(cose)をアプレットに登録する
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img = getImage(getCodeBase(),"/Users/khd/Desktop/kadai4/2h.gif");
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}
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public void paint(Graphics g){
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if(i==1){
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g.drawImage(img, 10, 10, this);
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}
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}
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public void actionPerformed(ActionEvent e){
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int two=Integer.parseInt(cose.getText());
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if(two==0){
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i=1;
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repaint();
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}
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}
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```
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```HTML
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<html>
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<head><title>Applet Test</title></head>
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<body>
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<applet code="suutikaiseki/kadai4_test.class" width="150" height="150">
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</applet>
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</body>
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</html>
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```
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