Add SignUpActivity

SignUpActivity

@@ -0,0 +1,71 @@
+package 项目包名;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+public class SignUpActivity extends Activity {
+    // 调用Actvity
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        //关联activity_register.xml
+        setContentView(R.layout.activity_sign_up);
+        // 关联用户名、密码、确认密码、邮箱和注册、返回登录按钮
+        EditText userName = (EditText) this.findViewById(R.id.UserNameEdit);
+        EditText passWord = (EditText) this.findViewById(R.id.PassWordEdit);
+        EditText passWordAgain = (EditText) this.findViewById(R.id.PassWordAgainEdit);
+        EditText email = (EditText) this.findViewById(R.id.EmailEdit);
+        Button signUpButton = (Button) this.findViewById(R.id.SignUpButton);
+        Button backLoginButton = (Button) this.findViewById(R.id.BackLoginButton);
+
+        // 立即注册按钮监听器
+        signUpButton.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        String strUserName = userName.getText().toString().trim();
+                        String strPassWord = passWord.getText().toString().trim();
+                        String strPassWordAgain = passWordAgain.getText().toString().trim();
+                        String strPhoneNumber = email.getText().toString().trim();
+                        //注册格式粗检
+                        if (strUserName.length() > 10) {
+                            Toast.makeText(SignUpActivity.this, "用户名长度必须小于10！", Toast.LENGTH_SHORT).show();
+                        } else if (strUserName.length() < 4) {
+                            Toast.makeText(SignUpActivity.this, "用户名长度必须大于4！", Toast.LENGTH_SHORT).show();
+                        } else if (strPassWord.length() > 16) {
+                            Toast.makeText(SignUpActivity.this, "密码长度必须小于16！", Toast.LENGTH_SHORT).show();
+                        } else if (strPassWord.length() < 6) {
+                            Toast.makeText(SignUpActivity.this, "密码长度必须大于6！", Toast.LENGTH_SHORT).show();
+                        } else if (!strPassWord.equals(strPassWordAgain)) {
+                            Toast.makeText(SignUpActivity.this, "两次密码输入不一致！", Toast.LENGTH_SHORT).show();
+                        } else if (!strPhoneNumber.contains("@")) {
+                            Toast.makeText(SignUpActivity.this, "邮箱格式不正确！", Toast.LENGTH_SHORT).show();
+                        } else {
+                            Toast.makeText(SignUpActivity.this, "注册成功！", Toast.LENGTH_SHORT).show();
+                            // 跳转到登录界面
+                            Intent intent = new Intent(SignUpActivity.this, MainActivity.class);
+                            startActivity(intent);
+                        }
+                    }
+                }
+        );
+        // 返回登录按钮监听器
+        backLoginButton.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        // 跳转到登录界面
+                        Intent intent = new Intent(SignUpActivity.this, MainActivity.class);
+                        startActivity(intent);
+                    }
+                }
+        );
+
+    }
+}
+