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zuoxiao

2023-12-22 912d205dfbdc59c01ee151da50f728ebea38f43f

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package com.dayu.pipirrapp.activity;
 
import android.content.Intent;
import android.os.Bundle;
import android.text.InputType;
import android.view.LayoutInflater;
 
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
 
import com.dayu.pipirrapp.R;
import com.dayu.pipirrapp.databinding.ActivityLoginBinding;
 
 
public class LoginActivity extends AppCompatActivity {
    private boolean isPasswordVisible = false;
    ActivityLoginBinding binding;
 
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        binding = ActivityLoginBinding.inflate(LayoutInflater.from(this));
        setContentView(binding.getRoot());
        binding.passwordBtn.setOnClickListener((view) -> {
            togglePasswordVisibility();
        });
        binding.loginBtn.setOnClickListener(v -> {
            Intent intent = new Intent(LoginActivity.this, MainActivity.class);
            startActivity(intent);
        });
    }
 
    private void togglePasswordVisibility() {
        if (isPasswordVisible) {
            // 如果密码可见，隐藏密码
            binding.password.setInputType(
                    InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
            binding.passwordBtn.setImageResource(R.drawable.ic_visibility_off);
        } else {
            // 如果密码隐藏，显示密码
            binding.password.setInputType(InputType.TYPE_CLASS_TEXT);
            binding.passwordBtn.setImageResource(R.drawable.ic_visibility);
        }
 
        // 移动光标到末尾
        binding.password.setSelection(binding.password.getText().length());
 
        // 切换标志
        isPasswordVisible = !isPasswordVisible;
    }
}