minotes/src/main/java/net/micode/notes/ui/DynamicBackgroundSettings.java

/*
 * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.micode.notes.ui;

import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.Spinner;
import android.widget.Toast;

import net.micode.notes.R;
import net.micode.notes.tool.DynamicBackgroundManager;
import net.micode.notes.tool.ResourceParser;

/**
 * 动态背景设置界面
 */
public class DynamicBackgroundSettings extends Activity {
    private DynamicBackgroundManager mBgManager;
    
    private Spinner mMorningSpinner;
    private Spinner mAfternoonSpinner;
    private Spinner mEveningSpinner;
    private Button mSaveButton;
    
    private static final String[] BG_COLOR_NAMES = {
        "Yellow", "Blue", "White", "Green", "Red"
    };
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.dynamic_bg_settings);
        
        // 启用返回按钮
        ActionBar actionBar = getActionBar();
        if (actionBar != null) {
            actionBar.setDisplayHomeAsUpEnabled(true);
            actionBar.setTitle(R.string.dynamic_bg_setup);
        }
        
        mBgManager = new DynamicBackgroundManager(this);
        
        initViews();
        loadCurrentSettings();
        
        // 添加自定义时间设置入口
        // 只有选择了自定义模式才显示
        if (mBgManager.getBackgroundMode() == DynamicBackgroundManager.MODE_CUSTOM) {
            Button btnCustomSettings = new Button(this);
            btnCustomSettings.setText(R.string.custom_time_settings_title);
            btnCustomSettings.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    // 打开自定义时间设置页面
                    Intent intent = new Intent(DynamicBackgroundSettings.this, CustomTimeSettingsActivity.class);
                    startActivity(intent);
                }
            });
            
            // 添加到布局中
            LinearLayout layout = findViewById(R.id.bg_settings_layout);
            layout.addView(btnCustomSettings, new LinearLayout.LayoutParams(
                    LinearLayout.LayoutParams.MATCH_PARENT,
                    LinearLayout.LayoutParams.WRAP_CONTENT));
        }
    }
    
    private void initViews() {
        mMorningSpinner = findViewById(R.id.spinner_morning_bg);
        mAfternoonSpinner = findViewById(R.id.spinner_afternoon_bg);
        mEveningSpinner = findViewById(R.id.spinner_evening_bg);
        mSaveButton = findViewById(R.id.btn_save_bg_settings);
        
        // 设置颜色选择器适配器
        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, 
                android.R.layout.simple_spinner_item, BG_COLOR_NAMES);
        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
        
        mMorningSpinner.setAdapter(adapter);
        mAfternoonSpinner.setAdapter(adapter);
        mEveningSpinner.setAdapter(adapter);
        
        // 保存按钮点击事件
        mSaveButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                saveSettings();
            }
        });
    }
    
    private void loadCurrentSettings() {
        // 加载当前的颜色设置
        int morningColor = mBgManager.getTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_MORNING);
        int afternoonColor = mBgManager.getTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_AFTERNOON);
        int eveningColor = mBgManager.getTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_EVENING);
        
        // 如果颜色ID大于BG_COLOR_NAMES.length，则使用默认颜色
        mMorningSpinner.setSelection(morningColor < BG_COLOR_NAMES.length ? morningColor : 0);
        mAfternoonSpinner.setSelection(afternoonColor < BG_COLOR_NAMES.length ? afternoonColor : 1);
        mEveningSpinner.setSelection(eveningColor < BG_COLOR_NAMES.length ? eveningColor : 4);
    }
    
    private void saveSettings() {
        // 保存颜色设置
        int morningColor = mMorningSpinner.getSelectedItemPosition();
        int afternoonColor = mAfternoonSpinner.getSelectedItemPosition();
        int eveningColor = mEveningSpinner.getSelectedItemPosition();
        
        mBgManager.setTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_MORNING, morningColor);
        mBgManager.setTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_AFTERNOON, afternoonColor);
        mBgManager.setTimePeriodColor(DynamicBackgroundManager.TIME_PERIOD_EVENING, eveningColor);
        
        // 确保模式已设置
        if (mBgManager.getBackgroundMode() == DynamicBackgroundManager.MODE_DISABLED) {
            mBgManager.setBackgroundMode(DynamicBackgroundManager.MODE_TIME_PERIOD);
        }
        
        Toast.makeText(this, "设置已保存", Toast.LENGTH_SHORT).show();
        finish();
    }
    
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (item.getItemId() == android.R.id.home) {
            finish();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }
}