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- /*
- PongPong Nice
- 54 分鐘
- 請教一下各位高手
- 圖片是我的程式碼與執行訊息
- 編譯時出現警示但還是可以執行
- 網路查了下原因
- 1. 沒有使用泛型
- 2. 建議gradle 在build.gradle中增加内容
- maven 在maven-compiler-plugin中增加配置
- ant 在javac target中增加如下配置
- 程式雖然可以執行,但編譯時出現的警示是否有其他問題
- https://www.facebook.com/groups/1403852566495675/permalink/2176445665903024/
- */
- import java.awt.BorderLayout;
- import java.awt.Font;
- import javax.swing.JFrame;
- import javax.swing.JLabel;
- import javax.swing.JList;
- import javax.swing.JScrollPane;
- class CtoF {
- JFrame f1;
- JLabel lb1;
- JList lt1;
- JScrollPane sp1;
- String[] str = new String[] { "汽車", "卡車", "戰車", "計程車",
- "跑車", "迷你車", "腳踏車", "三輪車",
- "摩托車", "飛機", "直升機", "火箭" };
- @SuppressWarnings("unchecked")
- public CtoF() {
- f1 = new JFrame("歡迎使用圖形介面!!");
- f1.setLayout(new BorderLayout());
- lb1 = new JLabel("歡迎光臨");
- lb1.setFont(new Font("Dialog", Font.PLAIN, 30));
- f1.add(lb1, BorderLayout.NORTH);
- lt1 = new JList(str);
- lt1.setFont(new Font("Dialog", Font.PLAIN, 30));
- sp1 = new JScrollPane(lt1);
- f1.add(sp1, BorderLayout.SOUTH);
- f1.setSize(500, 500);
- f1.setVisible(true);
- f1.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
- }
- }
- public class T1 {
- public static void main(String[] args) {
- new CtoF();
- }
- }
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