Update

.idea/workspace.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="ChangeListManager">
-    <list default="true" id="4e65795a-6659-4829-a5e6-120206826e71" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/src/高级Swing组件/JToolBarTest.java" afterDir="false" />
+    <list default="true" id="4e65795a-6659-4829-a5e6-120206826e71" name="Default Changelist" comment="Update">
+      <change afterPath="$PROJECT_DIR$/src/高级Swing组件/JFileChooserTest.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
     </list>
     <list id="cbcb3066-613e-44bd-84c2-b0cf22cc5a78" name="New changelist" comment="New changelist" />
@@ -129,7 +129,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="应用程序.JToolBarTest">
+  <component name="RunManager" selected="应用程序.JFileChooserTest">
     <configuration name="CustomMenuTest" type="Application" factoryName="应用程序" temporary="true" nameIsGenerated="true">
       <option name="MAIN_CLASS_NAME" value="高级Swing组件.CustomMenuTest" />
       <module name="IDEA_JAVA" />
@@ -143,8 +143,8 @@
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="JInternalFrameTest" type="Application" factoryName="应用程序" temporary="true" nameIsGenerated="true">
-      <option name="MAIN_CLASS_NAME" value="高级Swing组件.JInternalFrameTest" />
+    <configuration name="JFileChooserTest" type="Application" factoryName="应用程序" temporary="true" nameIsGenerated="true">
+      <option name="MAIN_CLASS_NAME" value="高级Swing组件.JFileChooserTest" />
       <module name="IDEA_JAVA" />
       <extension name="coverage">
         <pattern>
@@ -197,11 +197,11 @@
     </configuration>
     <recent_temporary>
       <list>
+        <item itemvalue="应用程序.JFileChooserTest" />
         <item itemvalue="应用程序.JToolBarTest" />
         <item itemvalue="应用程序.JPopupMenuTest" />
         <item itemvalue="应用程序.CustomMenuTest" />
         <item itemvalue="应用程序.JMenuTest" />
-        <item itemvalue="应用程序.JInternalFrameTest" />
       </list>
     </recent_temporary>
   </component>
@@ -308,14 +308,9 @@
       <workItem from="1565075431750" duration="1264000" />
       <workItem from="1565088293627" duration="5369000" />
       <workItem from="1565139443926" duration="2467000" />
-      <workItem from="1565150573088" duration="2782000" />
-    </task>
-    <task id="LOCAL-00023" summary="Update">
-      <created>1561212808183</created>
-      <option name="number" value="00023" />
-      <option name="presentableId" value="LOCAL-00023" />
-      <option name="project" value="LOCAL" />
-      <updated>1561212808184</updated>
+      <workItem from="1565150573088" duration="3609000" />
+      <workItem from="1565180378512" duration="46000" />
+      <workItem from="1565180451307" duration="1225000" />
     </task>
     <task id="LOCAL-00024" summary="Update">
       <created>1561214317583</created>
@@ -653,7 +648,14 @@
       <option name="project" value="LOCAL" />
       <updated>1565142356877</updated>
     </task>
-    <option name="localTasksCounter" value="72" />
+    <task id="LOCAL-00072" summary="Update">
+      <created>1565153575184</created>
+      <option name="number" value="00072" />
+      <option name="presentableId" value="LOCAL-00072" />
+      <option name="project" value="LOCAL" />
+      <updated>1565153575184</updated>
+    </task>
+    <option name="localTasksCounter" value="73" />
     <servers />
   </component>
   <component name="TodoView" selected-index="3">

src/高级Swing组件/JFileChooserTest.java

+package 高级Swing组件;
+
+// !/usr/bin/env jdk1.8
+// encoding:utf-8
+//@software:IntelliJ IDEA
+//@pack:高级Swing组件
+//@user:彭友聪
+//@date:2019/08/07
+//@time:下午 8:25
+//@project:IDEA_JAVA
+//@file:JFileChooserTest.java
+//Author:御承扬
+//email:2923616405@qq.com
+
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.io.File;
+
+public class JFileChooserTest extends JFrame {
+    private JTextField textField;
+    private JFileChooserTest() {
+        super();
+        setTitle("文件选择器对话框示例");
+        setBounds(100,100,600,375);
+        setDefaultCloseOperation( WindowConstants.EXIT_ON_CLOSE );
+
+        final JPanel panel = new JPanel(  );
+        getContentPane().add(panel, BorderLayout.NORTH );
+
+        final JLabel label = new JLabel( "文件:" );
+        panel.add(label);
+
+        textField = new JTextField(  );
+        textField.setColumns( 20 );
+        panel.add(textField);
+        final JButton button = new JButton( "上传" );
+        button.addActionListener( new ActionListener() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                JFileChooser fileChooser = new JFileChooser(  );    // 创建文件选择对话框
+                int i = fileChooser.showOpenDialog( getContentPane() );     // 显示文件选择对话框
+                if(i == JFileChooser.APPROVE_OPTION){   // 判断用户单击的是否为“打开”按钮
+                    File selectedFile = fileChooser.getSelectedFile();  // 获得选中的文件对象
+                    textField.setText( selectedFile.getName() );    // 显示选中文件的名称
+                }
+            }
+        } );
+        panel.add( button );
+    }
+
+    public static void main(String[] args) {
+        JFileChooserTest frame = new JFileChooserTest();
+        frame.setVisible( true );
+    }
+}