回答編集履歴
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追記（変更最小）
answer
CHANGED
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@@ -113,4 +113,141 @@
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日付を選択し指定日のメモ等が新たにウィンドウを出すということだと思いますが、SelectDateは閉じちゃっていいんでしょうか？
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116
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-
戻れなくなってしまいそうですが。
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116
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戻れなくなってしまいそうですが。
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117
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118
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---
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119
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120
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追記（変更最小）
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121
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122
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```Java
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123
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import java.awt.Component;
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124
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import java.awt.EventQueue;
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125
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import java.awt.Window;
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126
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import java.awt.event.ActionEvent;
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127
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import java.awt.event.ActionListener;
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128
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import javax.swing.JButton;
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129
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import javax.swing.JFrame;
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130
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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132
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import javax.swing.JTextField;
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import javax.swing.SwingConstants;
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import javax.swing.SwingUtilities;
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135
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import javax.swing.border.EmptyBorder;
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136
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public class SelectDate extends JFrame {
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private JPanel contentPane;
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private JTextField txtDate;
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141
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142
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/**
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143
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* Launch the application.
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*/
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public static void main(String[] args) {
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EventQueue.invokeLater(new Runnable() {
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public void run() {
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try {
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SelectDate frame = new SelectDate();
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frame.setVisible(true);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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});
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}
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/**
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* Create the frame.
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*/
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public SelectDate() {
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setBounds(500, 250, 450, 300);
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contentPane = new JPanel();
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contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
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setContentPane(contentPane);
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contentPane.setLayout(null);
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JLabel lblDate = new JLabel("日付を選択", SwingConstants.RIGHT);
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lblDate.setBounds(118, 65, 98, 32);
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contentPane.add(lblDate);
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txtDate = new JTextField();
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txtDate.setBounds(236, 68, 130, 26);
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contentPane.add(txtDate);
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txtDate.setColumns(10);
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//txtDateの値を取り出す
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String txtdata = txtDate.getText();
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JButton btnSearch = new JButton("検索");
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btnSearch.setBounds(236, 120, 117, 29);
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contentPane.add(btnSearch);
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//ボタン押下時(past)
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btnSearch.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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String txtdata = txtDate.getText();
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SeePast frame = new SeePast(txtdata);
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frame.setVisible(true);
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//ウィンドウを閉じる
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Component c = (Component) e.getSource();
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Window w = SwingUtilities.getWindowAncestor(c);
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w.dispose();
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}
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});
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}
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}
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class SeePast extends JFrame {
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private JPanel contentPane;
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203
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/**
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* Launch the application.
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206
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*/
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207
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public static void main(String[] args) {
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EventQueue.invokeLater(new Runnable() {
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209
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public void run() {
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try {
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SeePast frame = new SeePast("aaa");
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frame.setVisible(true);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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});
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}
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219
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/**
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* Create the frame.
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*/
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public SeePast(String str) {
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setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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setBounds(500, 250, 450, 300);
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contentPane = new JPanel();
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contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
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setContentPane(contentPane);
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contentPane.setLayout(null);
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230
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231
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String lbl = str;
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232
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JLabel lblSelectDate = new JLabel(lbl);
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lblSelectDate.setBounds(60, 35, 61, 16);
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contentPane.add(lblSelectDate);
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235
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236
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JLabel lblContents = new JLabel("学習内容", SwingConstants.RIGHT);
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237
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lblContents.setBounds(60, 99, 61, 16);
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contentPane.add(lblContents);
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239
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240
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JLabel lblFeel = new JLabel("感想", SwingConstants.RIGHT);
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241
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lblFeel.setBounds(60, 147, 61, 16);
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contentPane.add(lblFeel);
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243
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244
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JLabel lbljava = new JLabel("（例）Java");
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245
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lbljava.setBounds(182, 99, 119, 16);
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contentPane.add(lbljava);
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247
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248
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JLabel lblUnderstand = new JLabel("（例）理解できた");
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249
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lblUnderstand.setBounds(182, 147, 150, 16);
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250
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contentPane.add(lblUnderstand);
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251
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}
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252
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}
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```
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