源码整理

This commit is contained in:
ZhanGSKen
2025-11-11 20:31:42 +08:00
parent 02c9776062
commit 935dba200e
6 changed files with 969 additions and 523 deletions

View File

@@ -1,8 +1,8 @@
#Created by .winboll/winboll_app_build.gradle
#Tue Nov 11 12:05:37 GMT 2025
#Tue Nov 11 12:22:58 GMT 2025
stageCount=10
libraryProject=libappbase
baseVersion=15.10
publishVersion=15.10.9
buildCount=3
buildCount=4
baseBetaVersion=15.10.10

View File

@@ -1,9 +1,11 @@
package cc.winboll.studio.libappbase;
/**
* @Author ZhanGSKen<zhangsken@qq.com>
* @Date 2024/08/12 13:22:12
* @Describe 异常处理类
* @Author ZhanGSKen&豆包大模型<zhangsken@qq.com>
* @Date 2025/11/11 20:14
* @Describe * 应用全局崩溃处理类(单例逻辑)
* 核心功能:捕获应用未捕获异常,记录崩溃日志到文件,启动崩溃报告页面,
* 并通过「崩溃保险丝」机制防止重复崩溃,保障基础功能可用
*/
import android.app.Activity;
import android.app.Application;
@@ -12,29 +14,22 @@ import android.content.ClipData;
import android.content.ClipboardManager;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.style.ForegroundColorSpan;
import android.view.Menu;
import android.view.MenuItem;
import android.view.ViewGroup;
import android.widget.HorizontalScrollView;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.Toolbar;
import cc.winboll.studio.libappbase.R;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
@@ -50,356 +45,506 @@ import java.util.Locale;
public final class CrashHandler {
public static final String TAG = "CrashHandler";
/** 日志标签,用于当前类的日志输出标识 */
public static final String TAG = "CrashHandler";
public static final String TITTLE = "CrashReport";
/** 崩溃报告页面标题 */
public static final String TITTLE = "CrashReport";
public static final String EXTRA_CRASH_INFO = "crashInfo";
/** Intent 传递崩溃信息的键(用于向崩溃页面传递日志) */
public static final String EXTRA_CRASH_INFO = "crashInfo";
final static String PREFS = CrashHandler.class.getName() + "PREFS";
final static String PREFS_CRASHHANDLER_ISCRASHHAPPEN = "PREFS_CRASHHANDLER_ISCRASHHAPPEN";
/** SharedPreferences 存储键(用于记录崩溃状态) */
final static String PREFS = CrashHandler.class.getName() + "PREFS";
/** SharedPreferences 中存储「是否发生崩溃」的键 */
final static String PREFS_CRASHHANDLER_ISCRASHHAPPEN = "PREFS_CRASHHANDLER_ISCRASHHAPPEN";
public static String _CrashCountFilePath;
/** 崩溃保险丝状态文件路径(存储当前熔断等级) */
public static String _CrashCountFilePath;
public static final UncaughtExceptionHandler DEFAULT_UNCAUGHT_EXCEPTION_HANDLER = Thread.getDefaultUncaughtExceptionHandler();
/** 系统默认的未捕获异常处理器(用于降级处理,避免 CrashHandler 自身崩溃) */
public static final UncaughtExceptionHandler DEFAULT_UNCAUGHT_EXCEPTION_HANDLER = Thread.getDefaultUncaughtExceptionHandler();
public static void init(Application app) {
_CrashCountFilePath = app.getExternalFilesDir("CrashHandler") + "/IsCrashHandlerCrashHappen.dat";
LogUtils.d(TAG, String.format("_CrashCountFilePath %s", _CrashCountFilePath));
init(app, null);
}
/**
* 初始化崩溃处理器(默认存储路径)
* 调用重载方法,崩溃日志默认存储在应用外部私有目录的 crash 文件夹下
* @param app 全局 Application 实例(用于获取存储目录、包信息等)
*/
public static void init(Application app) {
// 初始化崩溃保险丝状态文件路径(外部存储/CrashHandler/IsCrashHandlerCrashHappen.dat
_CrashCountFilePath = app.getExternalFilesDir("CrashHandler") + "/IsCrashHandlerCrashHappen.dat";
LogUtils.d(TAG, String.format("_CrashCountFilePath %s", _CrashCountFilePath));
// 调用带目录参数的初始化方法,传入 null 使用默认路径
init(app, null);
}
public static void init(final Application app, final String crashDir) {
Thread.setDefaultUncaughtExceptionHandler(new UncaughtExceptionHandler(){
/**
* 初始化崩溃处理器(指定日志存储目录)
* 替换系统默认的未捕获异常处理器,自定义崩溃处理逻辑
* @param app 全局 Application 实例
* @param crashDir 崩溃日志存储目录null 则使用默认路径)
*/
public static void init(final Application app, final String crashDir) {
// 设置自定义未捕获异常处理器
Thread.setDefaultUncaughtExceptionHandler(new UncaughtExceptionHandler() {
@Override
public void uncaughtException(Thread thread, Throwable throwable) {
try {
// 尝试处理崩溃(捕获内部异常,避免 CrashHandler 自身崩溃)
tryUncaughtException(thread, throwable);
} catch (Throwable e) {
e.printStackTrace();
// 处理失败时,交给系统默认处理器兜底
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null) {
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
}
}
}
@Override
public void uncaughtException(Thread thread, Throwable throwable) {
try {
tryUncaughtException(thread, throwable);
} catch (Throwable e) {
e.printStackTrace();
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null)
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
}
}
/**
* 实际处理崩溃的核心方法
* 1. 熔断保险丝记录崩溃次数2. 收集崩溃信息3. 写入日志文件4. 启动崩溃报告页面
* @param thread 发生崩溃的线程
* @param throwable 崩溃异常对象(包含堆栈信息)
*/
private void tryUncaughtException(Thread thread, Throwable throwable) {
// 触发崩溃保险丝(每次崩溃熔断一次,降低防护等级)
AppCrashSafetyWire.getInstance().burnSafetyWire();
private void tryUncaughtException(Thread thread, Throwable throwable) {
// 每到这里就燃烧一次保险丝
AppCrashSafetyWire.getInstance().burnSafetyWire();
// 格式化崩溃发生时间(用于日志文件名和内容)
final String time = new SimpleDateFormat("yyyy_MM_dd-HH_mm_ss", Locale.getDefault()).format(new Date());
// 创建崩溃日志文件(默认路径:外部存储/crash/[时间].txt
File crashFile = new File(
TextUtils.isEmpty(crashDir) ? new File(app.getExternalFilesDir(null), "crash") : new File(crashDir),
"crash_" + time + ".txt"
);
final String time = new SimpleDateFormat("yyyy_MM_dd-HH_mm_ss", Locale.getDefault()).format(new Date());
File crashFile = new File(TextUtils.isEmpty(crashDir) ? new File(app.getExternalFilesDir(null), "crash")
: new File(crashDir), "crash_" + time + ".txt");
// 获取应用版本信息(版本名、版本号)
String versionName = "unknown";
long versionCode = 0;
try {
PackageInfo packageInfo = app.getPackageManager().getPackageInfo(app.getPackageName(), 0);
versionName = packageInfo.versionName;
// 适配 Android 9.0+API 28的版本号获取方式
versionCode = Build.VERSION.SDK_INT >= 28 ? packageInfo.getLongVersionCode() : packageInfo.versionCode;
} catch (PackageManager.NameNotFoundException ignored) {}
String versionName = "unknown";
long versionCode = 0;
try {
PackageInfo packageInfo = app.getPackageManager().getPackageInfo(app.getPackageName(), 0);
versionName = packageInfo.versionName;
versionCode = Build.VERSION.SDK_INT >= 28 ? packageInfo.getLongVersionCode()
: packageInfo.versionCode;
} catch (PackageManager.NameNotFoundException ignored) {}
// 将异常堆栈信息转换为字符串
String fullStackTrace;
{
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
throwable.printStackTrace(pw); // 将异常堆栈写入 PrintWriter
fullStackTrace = sw.toString();
pw.close();
}
String fullStackTrace; {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
throwable.printStackTrace(pw);
fullStackTrace = sw.toString();
pw.close();
}
// 拼接崩溃信息(设备信息 + 应用信息 + 堆栈信息)
StringBuilder sb = new StringBuilder();
sb.append("************* Crash Head ****************\n");
sb.append("Time Of Crash : ").append(time).append("\n");
sb.append("Device Manufacturer : ").append(Build.MANUFACTURER).append("\n"); // 设备厂商
sb.append("Device Model : ").append(Build.MODEL).append("\n"); // 设备型号
sb.append("Android Version : ").append(Build.VERSION.RELEASE).append("\n"); // Android 版本
sb.append("Android SDK : ").append(Build.VERSION.SDK_INT).append("\n"); // SDK 版本
sb.append("App VersionName : ").append(versionName).append("\n"); // 应用版本名
sb.append("App VersionCode : ").append(versionCode).append("\n"); // 应用版本号
sb.append("************* Crash Head ****************\n");
sb.append("\n").append(fullStackTrace); // 拼接异常堆栈
StringBuilder sb = new StringBuilder();
sb.append("************* Crash Head ****************\n");
sb.append("Time Of Crash : ").append(time).append("\n");
sb.append("Device Manufacturer : ").append(Build.MANUFACTURER).append("\n");
sb.append("Device Model : ").append(Build.MODEL).append("\n");
sb.append("Android Version : ").append(Build.VERSION.RELEASE).append("\n");
sb.append("Android SDK : ").append(Build.VERSION.SDK_INT).append("\n");
sb.append("App VersionName : ").append(versionName).append("\n");
sb.append("App VersionCode : ").append(versionCode).append("\n");
sb.append("************* Crash Head ****************\n");
sb.append("\n").append(fullStackTrace);
final String errorLog = sb.toString();
String errorLog = sb.toString();
// 将崩溃日志写入文件(忽略写入失败)
try {
writeFile(crashFile, errorLog);
} catch (IOException ignored) {}
try {
writeFile(crashFile, errorLog);
} catch (IOException ignored) {}
// 启动崩溃报告页面(标签用于代码块折叠)
gotoCrashActiviy: {
Intent intent = new Intent();
LogUtils.d(TAG, "gotoCrashActiviy: ");
gotoCrashActiviy: {
Intent intent = new Intent();
LogUtils.d(TAG, "gotoCrashActiviy: ");
if (AppCrashSafetyWire.getInstance().isAppCrashSafetyWireOK()) {
LogUtils.d(TAG, "gotoCrashActiviy: isAppCrashSafetyWireOK");
intent.setClass(app, GlobalCrashActivity.class);
intent.putExtra(EXTRA_CRASH_INFO, errorLog);
// 如果发生了 CrashHandler 内部崩溃, 就调用基础的应用崩溃显示类
// intent.setClass(app, GlobalCrashActiviy.class);
// intent.putExtra(GlobalCrashActiviy.EXTRA_CRASH_INFO, errorLog);
} else {
LogUtils.d(TAG, "gotoCrashActiviy: else");
// 正常状态调用进阶的应用崩溃显示页
intent.setClass(app, CrashActivity.class);
intent.putExtra(EXTRA_CRASH_INFO, errorLog);
}
// 根据保险丝状态选择启动的崩溃页面
if (AppCrashSafetyWire.getInstance().isAppCrashSafetyWireOK()) {
LogUtils.d(TAG, "gotoCrashActiviy: isAppCrashSafetyWireOK");
// 保险丝正常启动自定义样式的崩溃报告页面GlobalCrashActivity
intent.setClass(app, GlobalCrashActivity.class);
intent.putExtra(EXTRA_CRASH_INFO, errorLog); // 传递崩溃日志
} else {
LogUtils.d(TAG, "gotoCrashActiviy: else");
// 保险丝熔断启动基础版崩溃页面CrashActivity避免复杂页面再次崩溃
intent.setClass(app, CrashActivity.class);
intent.putExtra(EXTRA_CRASH_INFO, errorLog);
}
// 设置意图标志:清除原有任务栈,创建新任务(避免回到崩溃前页面)
intent.addFlags(
Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_CLEAR_TASK
);
try {
// 启动崩溃页面,终止当前进程(确保完全重启)
app.startActivity(intent);
android.os.Process.killProcess(android.os.Process.myPid());
System.exit(0);
} catch (ActivityNotFoundException e) {
// 未找到崩溃页面(如未在 Manifest 注册),交给系统默认处理器
e.printStackTrace();
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null) {
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
}
} catch (Exception e) {
// 其他异常,兜底处理
e.printStackTrace();
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null) {
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
}
}
}
}
// intent.setClass(app, CrashActiviy.class);
// intent.putExtra(CrashActiviy.EXTRA_CRASH_INFO, errorLog);
/**
* 将字符串内容写入文件(创建父目录、覆盖写入)
* @param file 目标文件(包含路径)
* @param content 待写入的内容(崩溃日志)
* @throws IOException 文件创建或写入失败时抛出
*/
private void writeFile(File file, String content) throws IOException {
File parentFile = file.getParentFile();
// 父目录不存在则创建
if (parentFile != null && !parentFile.exists()) {
parentFile.mkdirs();
}
file.createNewFile(); // 创建文件
FileOutputStream fos = new FileOutputStream(file);
fos.write(content.getBytes()); // 写入内容(默认 UTF-8 编码)
try {
fos.close(); // 关闭流
} catch (IOException e) {}
}
});
}
/**
* 应用崩溃保险丝内部类(单例)
* 核心作用:限制短时间内重复崩溃,通过「熔断等级」控制崩溃页面启动策略
* 等级范围MINI1~ MAX2每次崩溃等级-1熔断后启动基础版崩溃页面
*/
public static final class AppCrashSafetyWire {
intent.addFlags(
Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK
);
/** 单例实例volatile 保证多线程可见性) */
private static volatile AppCrashSafetyWire _AppCrashSafetyWire;
try {
app.startActivity(intent);
android.os.Process.killProcess(android.os.Process.myPid());
System.exit(0);
} catch (ActivityNotFoundException e) {
e.printStackTrace();
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null)
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
} catch (Exception e) {
e.printStackTrace();
if (DEFAULT_UNCAUGHT_EXCEPTION_HANDLER != null)
DEFAULT_UNCAUGHT_EXCEPTION_HANDLER.uncaughtException(thread, throwable);
}
}
/** 当前熔断等级1最低防护2最高防护≤0熔断 */
private volatile Integer currentSafetyLevel;
/** 最低熔断等级1再崩溃则熔断 */
private static final int _MINI = 1;
/** 最高熔断等级2初始状态 */
private static final int _MAX = 2;
}
/**
* 私有构造方法(单例模式,禁止外部实例化)
* 初始化时加载本地存储的熔断等级
*/
private AppCrashSafetyWire() {
LogUtils.d(TAG, "AppCrashSafetyWire()");
currentSafetyLevel = loadCurrentSafetyLevel();
}
private void writeFile(File file, String content) throws IOException {
File parentFile = file.getParentFile();
if (parentFile != null && !parentFile.exists()) {
parentFile.mkdirs();
}
file.createNewFile();
FileOutputStream fos = new FileOutputStream(file);
fos.write(content.getBytes());
try {
fos.close();
} catch (IOException e) {}
}
/**
* 获取单例实例(双重检查锁定,线程安全)
* @return AppCrashSafetyWire 单例
*/
public static synchronized AppCrashSafetyWire getInstance() {
if (_AppCrashSafetyWire == null) {
_AppCrashSafetyWire = new AppCrashSafetyWire();
}
return _AppCrashSafetyWire;
}
});
}
/**
* 设置当前熔断等级(内存中)
* @param currentSafetyLevel 目标等级1~2
*/
public void setCurrentSafetyLevel(int currentSafetyLevel) {
this.currentSafetyLevel = currentSafetyLevel;
}
//
// 应用崩溃保险丝
//
public static final class AppCrashSafetyWire {
/**
* 获取当前熔断等级(内存中)
* @return 当前等级1~2 或 null
*/
public int getCurrentSafetyLevel() {
return currentSafetyLevel;
}
volatile static AppCrashSafetyWire _AppCrashSafetyWire;
/**
* 保存熔断等级到本地文件(持久化,重启应用生效)
* @param currentSafetyLevel 待保存的等级
*/
public void saveCurrentSafetyLevel(int currentSafetyLevel) {
LogUtils.d(TAG, "saveCurrentSafetyLevel()");
this.currentSafetyLevel = currentSafetyLevel;
try {
// 序列化等级到文件ObjectOutputStream 写入 int
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(_CrashCountFilePath));
oos.writeInt(currentSafetyLevel);
oos.flush();
oos.close();
LogUtils.d(TAG, String.format("saveCurrentSafetyLevel writeInt currentSafetyLevel %d", currentSafetyLevel));
} catch (IOException e) {
LogUtils.d(TAG, e, Thread.currentThread().getStackTrace());
}
}
volatile Integer currentSafetyLevel; // 熔断值,为 0 表示熔断了。
private static final int _MINI = 1;
private static final int _MAX = 2;
/**
* 从本地文件加载熔断等级(应用启动时初始化)
* @return 加载的等级(文件不存在则初始化为 MAX2
*/
public int loadCurrentSafetyLevel() {
LogUtils.d(TAG, "loadCurrentSafetyLevel()");
try {
File f = new File(_CrashCountFilePath);
if (f.exists()) {
// 反序列化从文件读取等级
ObjectInputStream ois = new ObjectInputStream(new FileInputStream(_CrashCountFilePath));
currentSafetyLevel = ois.readInt();
LogUtils.d(TAG, String.format("loadCurrentSafetyLevel() readInt currentSafetyLevel %d", currentSafetyLevel));
} else {
// 文件不存在初始化等级为最高2并保存
currentSafetyLevel = _MAX;
LogUtils.d(TAG, String.format("loadCurrentSafetyLevel() currentSafetyLevel init to _MAX->%d", _MAX));
saveCurrentSafetyLevel(currentSafetyLevel);
}
} catch (IOException e) {
LogUtils.d(TAG, e, Thread.currentThread().getStackTrace());
}
return currentSafetyLevel;
}
AppCrashSafetyWire() {
LogUtils.d(TAG, "AppCrashSafetyWire()");
currentSafetyLevel = loadCurrentSafetyLevel();
}
/**
* 熔断保险丝(每次崩溃调用,降低防护等级)
* @return 熔断后是否仍在防护范围内truefalse已熔断
*/
boolean burnSafetyWire() {
LogUtils.d(TAG, "burnSafetyWire()");
// 加载当前等级
int safeLevel = loadCurrentSafetyLevel();
// 若在防护范围内1~2等级-1 并保存
if (isSafetyWireWorking(safeLevel)) {
LogUtils.d(TAG, "burnSafetyWire() use");
saveCurrentSafetyLevel(safeLevel - 1);
// 返回熔断后的状态
return isSafetyWireWorking(safeLevel - 1);
}
return false;
}
public static synchronized AppCrashSafetyWire getInstance() {
if (_AppCrashSafetyWire == null) {
_AppCrashSafetyWire = new AppCrashSafetyWire();
}
return _AppCrashSafetyWire;
}
/**
* 检查熔断等级是否在有效范围内1~2
* @param safetyLevel 待检查的等级
* @return true在范围内防护有效false超出范围已熔断
*/
boolean isSafetyWireWorking(int safetyLevel) {
LogUtils.d(TAG, "isSafetyWireOK()");
LogUtils.d(TAG, String.format("SafetyLevel %d", safetyLevel));
public void setCurrentSafetyLevel(int currentSafetyLevel) {
this.currentSafetyLevel = currentSafetyLevel;
}
if (safetyLevel >= _MINI && safetyLevel <= _MAX) {
LogUtils.d(TAG, String.format("In Safety Level"));
return true;
}
LogUtils.d(TAG, String.format("Out of Safety Level"));
return false;
}
public int getCurrentSafetyLevel() {
return currentSafetyLevel;
}
/**
* 立即恢复熔断等级到最高2
* 用于重启应用后重置防护状态
*/
void resumeToMaximumImmediately() {
LogUtils.d(TAG, "resumeToMaximumImmediately() call saveCurrentSafetyLevel(_MAX)");
AppCrashSafetyWire.getInstance().saveCurrentSafetyLevel(_MAX);
}
public void saveCurrentSafetyLevel(int currentSafetyLevel) {
LogUtils.d(TAG, "saveCurrentSafetyLevel()");
this.currentSafetyLevel = currentSafetyLevel;
try {
ObjectOutputStream oos = new ObjectOutputStream(new FileOutputStream(_CrashCountFilePath));
oos.writeInt(currentSafetyLevel);
oos.flush();
oos.close();
LogUtils.d(TAG, String.format("saveCurrentSafetyLevel writeInt currentSafetyLevel %d", currentSafetyLevel));
} catch (IOException e) {
LogUtils.d(TAG, e, Thread.currentThread().getStackTrace());
}
}
/**
* 关闭防护设置等级为最低1
* 下次崩溃直接熔断
*/
void off() {
LogUtils.d(TAG, "off()");
saveCurrentSafetyLevel(_MINI);
}
public int loadCurrentSafetyLevel() {
LogUtils.d(TAG, "loadCurrentSafetyLevel()");
try {
File f = new File(_CrashCountFilePath);
if (f.exists()) {
ObjectInputStream ois = new ObjectInputStream(new FileInputStream(_CrashCountFilePath));
currentSafetyLevel = ois.readInt();
LogUtils.d(TAG, String.format("loadCurrentSafetyLevel() readInt currentSafetyLevel %d", currentSafetyLevel));
} else {
currentSafetyLevel = _MAX;
LogUtils.d(TAG, String.format("loadCurrentSafetyLevel() currentSafetyLevel init to _MAX->%d", _MAX));
saveCurrentSafetyLevel(currentSafetyLevel);
}
} catch (IOException e) {
LogUtils.d(TAG, e, Thread.currentThread().getStackTrace());
}
return currentSafetyLevel;
}
/**
* 检查当前保险丝是否有效(防护未熔断)
* @return true有效等级 1~2false已熔断
*/
boolean isAppCrashSafetyWireOK() {
LogUtils.d(TAG, "isAppCrashSafetyWireOK()");
currentSafetyLevel = loadCurrentSafetyLevel();
return isSafetyWireWorking(currentSafetyLevel);
}
boolean burnSafetyWire() {
LogUtils.d(TAG, "burnSafetyWire()");
// 崩溃计数进入崩溃保险值
int safeLevel = loadCurrentSafetyLevel();
if (isSafetyWireWorking(safeLevel)) {
// 如果保险丝未熔断, 就增加一次熔断值
LogUtils.d(TAG, "burnSafetyWire() use");
saveCurrentSafetyLevel(safeLevel - 1);
return isSafetyWireWorking(safeLevel - 1);
}
return false;
}
/**
* 延迟恢复保险丝到最高等级500ms 后)
* 核心作用:崩溃页面启动后,若下次即将熔断,提前恢复防护等级,避免持续崩溃
* @param context 上下文(用于获取主线程 Handler
*/
void postResumeCrashSafetyWireHandler(final Context context) {
// 主线程延迟 500ms 执行(避免页面启动时阻塞)
new Handler(Looper.getMainLooper()).postDelayed(new Runnable() {
@Override
public void run() {
LogUtils.d(TAG, "Handler run()");
// 检查:若当前等级-1 后超出防护范围(即将熔断),则恢复到最高等级
if (!AppCrashSafetyWire.getInstance().isSafetyWireWorking(currentSafetyLevel - 1)) {
AppCrashSafetyWire.getInstance().resumeToMaximumImmediately();
LogUtils.d(TAG, "postResumeCrashSafetyWireHandler: 恢复保险丝到最高等级");
}
}
}, 500);
}
}
boolean isSafetyWireWorking(int safetyLevel) {
LogUtils.d(TAG, "isSafetyWireOK()");
//safetyLevel = _MINI;
//safetyLevel = _MINI - 1;
//safetyLevel = _MINI + 1;
//safetyLevel = _MAX;
//safetyLevel = _MAX + 1;
LogUtils.d(TAG, String.format("SafetyLevel %d", safetyLevel));
/**
* 基础版崩溃报告页面(保险丝熔断时启动)
* 极简实现:仅展示崩溃日志,提供复制、重启功能,避免复杂布局导致二次崩溃
*/
public static final class CrashActivity extends Activity implements MenuItem.OnMenuItemClickListener {
/** 菜单标识:复制崩溃日志 */
private static final int MENUITEM_COPY = 0;
/** 菜单标识:重启应用 */
private static final int MENUITEM_RESTART = 1;
if (safetyLevel >= _MINI && safetyLevel <= _MAX) {
// 如果在保险值之内
LogUtils.d(TAG, String.format("In Safety Level"));
return true;
}
LogUtils.d(TAG, String.format("Out of Safety Level"));
return false;
}
/** 崩溃日志文本(从 CrashHandler 传递过来) */
private String mLog;
void resumeToMaximumImmediately() {
LogUtils.d(TAG, "resumeToMaximumImmediately() call saveCurrentSafetyLevel(_MAX)");
AppCrashSafetyWire.getInstance().saveCurrentSafetyLevel(_MAX);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 初始化崩溃保险丝延迟恢复机制
AppCrashSafetyWire.getInstance().postResumeCrashSafetyWireHandler(getApplicationContext());
void off() {
LogUtils.d(TAG, "off()");
saveCurrentSafetyLevel(_MINI);
}
// 获取传递的崩溃日志
mLog = getIntent().getStringExtra(EXTRA_CRASH_INFO);
// 设置系统默认主题(避免自定义主题冲突)
setTheme(android.R.style.Theme_DeviceDefault_Light_DarkActionBar);
boolean isAppCrashSafetyWireOK() {
LogUtils.d(TAG, "isAppCrashSafetyWireOK()");
currentSafetyLevel = loadCurrentSafetyLevel();
return isSafetyWireWorking(currentSafetyLevel);
}
// 动态创建布局(避免 XML 布局加载异常)
setContentView: {
// 垂直滚动视图(处理日志过长)
ScrollView contentView = new ScrollView(this);
contentView.setFillViewport(true);
// 调用函数以启用持续崩溃保险,从而调用 CrashHandler 内部崩溃处理窗口
void postResumeCrashSafetyWireHandler(final Context context) {
new Handler(Looper.getMainLooper()).postDelayed(new Runnable(){
@Override
public void run() {
LogUtils.d(TAG, "Handler run()");
if (!AppCrashSafetyWire.getInstance().isSafetyWireWorking(currentSafetyLevel - 1)) {
// 如果下一次应用崩溃时,保险丝熔断,则先恢复保险丝满能状态
// 进程持续运行时,恢复保险丝熔断值
//Resume to maximum
AppCrashSafetyWire.getInstance().resumeToMaximumImmediately();
LogUtils.d(TAG, "postResumeCrashSafetyWireHandler");
}
}
}, 500);
}
}
// 水平滚动视图(处理日志行过长)
HorizontalScrollView hw = new HorizontalScrollView(this);
hw.setBackgroundColor(Color.GRAY); // 背景色设为灰色
public static final class CrashActivity extends Activity implements MenuItem.OnMenuItemClickListener {
private static final int MENUITEM_COPY = 0;
private static final int MENUITEM_RESTART = 1;
// 日志显示文本框
TextView message = new TextView(this);
{
int padding = dp2px(16); // 内边距 16dp适配不同屏幕
message.setPadding(padding, padding, padding, padding);
message.setText(mLog); // 设置崩溃日志
message.setTextColor(Color.BLACK); // 文字黑色
message.setTextIsSelectable(true); // 支持文本选择(便于手动复制)
}
private String mLog;
// 组装布局TextView -> HorizontalScrollView -> ScrollView
hw.addView(message);
contentView.addView(hw, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
// 设置当前 Activity 布局
setContentView(contentView);
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
AppCrashSafetyWire.getInstance().postResumeCrashSafetyWireHandler(getApplicationContext());
// 配置 ActionBar 标题和副标题
getActionBar().setTitle(TITTLE);
getActionBar().setSubtitle(GlobalApplication.class.getSimpleName() + " Error");
}
}
mLog = getIntent().getStringExtra(EXTRA_CRASH_INFO);
setTheme(android.R.style.Theme_DeviceDefault_Light_DarkActionBar);
setContentView: {
ScrollView contentView = new ScrollView(this);
contentView.setFillViewport(true);
/**
* 重写返回键逻辑:点击返回键直接重启应用
*/
@Override
public void onBackPressed() {
restart();
}
HorizontalScrollView hw = new HorizontalScrollView(this);
hw.setBackgroundColor(Color.GRAY);
TextView message = new TextView(this); {
int padding = dp2px(16);
message.setPadding(padding, padding, padding, padding);
message.setText(mLog);
message.setTextColor(Color.BLACK);
message.setTextIsSelectable(true);
}
hw.addView(message);
/**
* 重启当前应用(与 GlobalCrashActivity 逻辑一致)
* 清除任务栈,启动主 Activity终止当前进程
*/
private void restart() {
PackageManager pm = getPackageManager();
// 获取应用启动意图(默认启动主 Activity
Intent intent = pm.getLaunchIntentForPackage(getPackageName());
if (intent != null) {
// 设置意图标志:清除原有任务栈,创建新任务
intent.addFlags(
Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_CLEAR_TOP
| Intent.FLAG_ACTIVITY_CLEAR_TASK
);
startActivity(intent);
}
// 关闭当前页面,终止进程,确保完全重启
finish();
android.os.Process.killProcess(android.os.Process.myPid());
System.exit(0);
}
contentView.addView(hw, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
setContentView(contentView);
getActionBar().setTitle(TITTLE);
getActionBar().setSubtitle(GlobalApplication.class.getSimpleName() + " Error");
}
}
/**
* dp 转 px适配不同屏幕密度
* @param dpValue dp 值
* @return 转换后的 px 值
*/
private int dp2px(final float dpValue) {
final float scale = Resources.getSystem().getDisplayMetrics().density;
return (int) (dpValue * scale + 0.5f); // 四舍五入确保精度
}
@Override
public void onBackPressed() {
restart();
}
/**
* 菜单点击事件回调(处理复制、重启)
* @param item 被点击的菜单项
* @return false不消费事件保持默认行为
*/
@Override
public boolean onMenuItemClick(MenuItem item) {
switch (item.getItemId()) {
case MENUITEM_COPY:
// 复制日志到剪贴板
ClipboardManager cm = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
cm.setPrimaryClip(ClipData.newPlainText(getPackageName(), mLog));
Toast.makeText(getApplication(), "The text is copied.", Toast.LENGTH_SHORT).show();
break;
case MENUITEM_RESTART:
// 恢复保险丝到最高等级,然后重启应用
AppCrashSafetyWire.getInstance().resumeToMaximumImmediately();
restart();
break;
}
return false;
}
private void restart() {
PackageManager pm = getPackageManager();
Intent intent = pm.getLaunchIntentForPackage(getPackageName());
if (intent != null) {
intent.addFlags(
Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_CLEAR_TASK
);
startActivity(intent);
}
finish();
android.os.Process.killProcess(android.os.Process.myPid());
System.exit(0);
}
private int dp2px(final float dpValue) {
final float scale = Resources.getSystem().getDisplayMetrics().density;
return (int) (dpValue * scale + 0.5f);
}
@Override
public boolean onMenuItemClick(MenuItem item) {
switch (item.getItemId()) {
case MENUITEM_COPY:
ClipboardManager cm = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
cm.setPrimaryClip(ClipData.newPlainText(getPackageName(), mLog));
Toast.makeText(getApplication(), "The text is copied.", Toast.LENGTH_SHORT).show();
break;
case MENUITEM_RESTART:
AppCrashSafetyWire.getInstance().resumeToMaximumImmediately();
restart();
break;
}
return false;
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
menu.add(0, MENUITEM_COPY, 0, "Copy").setOnMenuItemClickListener(this)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
menu.add(0, MENUITEM_RESTART, 0, "Restart").setOnMenuItemClickListener(this)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
return true;
}
}
/**
* 创建 ActionBar 菜单(添加复制、重启项)
* @param menu 菜单容器
* @return true显示菜单
*/
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// 添加「复制」菜单:有空间时显示在 ActionBar否则放入溢出菜单
menu.add(0, MENUITEM_COPY, 0, "Copy")
.setOnMenuItemClickListener(this)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
// 添加「重启」菜单:同上
menu.add(0, MENUITEM_RESTART, 0, "Restart")
.setOnMenuItemClickListener(this)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
return true;
}
}
}

View File

@@ -1,9 +1,10 @@
package cc.winboll.studio.libappbase;
/**
* @Author ZhanGSKen<zhangsken@qq.com>
* @Date 2025/02/11 20:18:30
* @Describe 应用崩溃报告视图
* @Author ZhanGSKen&豆包大模型<zhangsken@qq.com>
* @Date 2025/11/11 20:21
* @Describe 全局崩溃报告视图控件
* 用于展示应用崩溃信息,包含顶部工具栏和崩溃日志文本区域,支持自定义配色
*/
import android.content.Context;
import android.content.res.TypedArray;
@@ -20,119 +21,289 @@ import cc.winboll.studio.libappbase.R;
public class GlobalCrashReportView extends LinearLayout {
public static final String TAG = "GlobalCrashReportView";
// 日志标签
public static final String TAG = "GlobalCrashReportView";
Context mContext;
Toolbar mToolbar;
int colorTittle;
int colorTittleBackground;
int colorText;
int colorTextBackground;
TextView mtvReport;
// 上下文对象
private Context mContext;
// 顶部工具栏(标题栏)
private Toolbar mToolbar;
// 标题文字颜色
private int mTitleColor;
// 标题栏背景颜色
private int mTitleBackgroundColor;
// 日志文本颜色
private int mTextColor;
// 日志区域背景颜色
private int mTextBackgroundColor;
// 崩溃日志显示文本控件
private TextView mTvReport;
public GlobalCrashReportView(Context context) {
super(context);
mContext = context;
//initView();
}
/**
* 构造方法:仅上下文
* @param context 上下文
*/
public GlobalCrashReportView(Context context) {
super(context);
mContext = context;
// 初始化默认配置(无自定义属性)
initDefaultConfig();
}
public GlobalCrashReportView(Context context, AttributeSet attrs) {
super(context, attrs);
mContext = context;
initView(attrs);
}
/**
* 构造方法:上下文 + 自定义属性
* @param context 上下文
* @param attrs 自定义属性集合
*/
public GlobalCrashReportView(Context context, AttributeSet attrs) {
super(context, attrs);
mContext = context;
// 初始化视图(解析自定义属性)
initView(attrs);
}
public GlobalCrashReportView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
mContext = context;
//initView();
}
/**
* 构造方法:上下文 + 自定义属性 + 样式属性
* @param context 上下文
* @param attrs 自定义属性集合
* @param defStyleAttr 样式属性
*/
public GlobalCrashReportView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
mContext = context;
// 初始化视图(解析自定义属性)
initView(attrs);
}
public GlobalCrashReportView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
mContext = context;
//initView();
}
/**
* 构造方法:上下文 + 自定义属性 + 样式属性 + 样式资源
* @param context 上下文
* @param attrs 自定义属性集合
* @param defStyleAttr 样式属性
* @param defStyleRes 样式资源
*/
public GlobalCrashReportView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
super(context, attrs, defStyleAttr, defStyleRes);
mContext = context;
// 初始化视图(解析自定义属性)
initView(attrs);
}
public void setColorTittle(int colorTittle) {
this.colorTittle = colorTittle;
}
/**
* 设置标题文字颜色
* @param titleColor 颜色值(如 Color.WHITE 或 #FFFFFF
*/
public void setTitleColor(int titleColor) {
this.mTitleColor = titleColor;
// 实时更新工具栏标题颜色
if (mToolbar != null) {
mToolbar.setTitleTextColor(titleColor);
mToolbar.setSubtitleTextColor(titleColor);
}
}
public int getColorTittle() {
return colorTittle;
}
/**
* 获取标题文字颜色
* @return 标题文字颜色值
*/
public int getTitleColor() {
return mTitleColor;
}
public void setColorTittleBackground(int colorTittleBackground) {
this.colorTittleBackground = colorTittleBackground;
}
/**
* 设置标题栏背景颜色
* @param titleBackgroundColor 颜色值(如 Color.BLACK 或 #000000
*/
public void setTitleBackgroundColor(int titleBackgroundColor) {
this.mTitleBackgroundColor = titleBackgroundColor;
// 实时更新工具栏背景颜色
if (mToolbar != null) {
mToolbar.setBackgroundColor(titleBackgroundColor);
}
}
public int getColorTittleBackground() {
return colorTittleBackground;
}
/**
* 获取标题栏背景颜色
* @return 标题栏背景颜色值
*/
public int getTitleBackgroundColor() {
return mTitleBackgroundColor;
}
public void setColorText(int colorText) {
this.colorText = colorText;
}
/**
* 设置日志文本颜色
* @param textColor 颜色值(如 Color.BLACK 或 #000000
*/
public void setTextColor(int textColor) {
this.mTextColor = textColor;
// 实时更新日志文本颜色
if (mTvReport != null) {
mTvReport.setTextColor(textColor);
}
}
public int getColorText() {
return colorText;
}
/**
* 获取日志文本颜色
* @return 日志文本颜色值
*/
public int getTextColor() {
return mTextColor;
}
public void setColorTextBackground(int colorTextBackground) {
this.colorTextBackground = colorTextBackground;
}
/**
* 设置日志区域背景颜色
* @param textBackgroundColor 颜色值(如 Color.WHITE 或 #FFFFFF
*/
public void setTextBackgroundColor(int textBackgroundColor) {
this.mTextBackgroundColor = textBackgroundColor;
// 实时更新日志区域和主布局背景颜色
if (mTvReport != null) {
mTvReport.setBackgroundColor(textBackgroundColor);
}
setBackgroundColor(textBackgroundColor);
}
public int getColorTextBackground() {
return colorTextBackground;
}
/**
* 获取日志区域背景颜色
* @return 日志区域背景颜色值
*/
public int getTextBackgroundColor() {
return mTextBackgroundColor;
}
void initView(AttributeSet attrs) {
TypedArray a = mContext.obtainStyledAttributes(attrs, R.styleable.GlobalCrashActivity, R.attr.themeGlobalCrashActivity, 0);
this.colorTittle = a.getColor(R.styleable.GlobalCrashActivity_colorTittle, Color.WHITE);
this.colorTittleBackground = a.getColor(R.styleable.GlobalCrashActivity_colorTittleBackgound, Color.BLACK);
this.colorText = a.getColor(R.styleable.GlobalCrashActivity_colorText, Color.BLACK);
this.colorTextBackground = a.getColor(R.styleable.GlobalCrashActivity_colorTextBackgound, Color.WHITE);
// 返回一个绑定资源结束的信号给资源
a.recycle();
/**
* 初始化默认配置(无自定义属性时使用)
*/
private void initDefaultConfig() {
// 设置默认配色
mTitleColor = Color.WHITE;
mTitleBackgroundColor = Color.BLACK;
mTextColor = Color.BLACK;
mTextBackgroundColor = Color.WHITE;
// 加载布局
inflateView();
// 初始化控件样式
initWidgetStyle();
}
/*this.colorTittle = Color.WHITE;
this.colorTittleBackground = Color.BLACK;
this.colorText = Color.BLACK;
this.colorTextBackground = Color.WHITE;
*/
inflate(mContext, R.layout.view_globalcrashreport, this);
/**
* 初始化视图(解析自定义属性 + 加载布局 + 设置样式)
* @param attrs 自定义属性集合
*/
private void initView(AttributeSet attrs) {
// 解析自定义属性(关联 attrs.xml 中的 GlobalCrashActivity 样式)
TypedArray typedArray = mContext.obtainStyledAttributes(
attrs,
R.styleable.GlobalCrashActivity,
R.attr.themeGlobalCrashActivity,
0
);
LinearLayout llMain = findViewById(R.id.viewglobalcrashreportLinearLayout1);
llMain.setBackgroundColor(this.colorTextBackground);
mToolbar = findViewById(R.id.viewglobalcrashreportToolbar1);
mToolbar.setBackgroundColor(this.colorTittleBackground);
mToolbar.setTitleTextColor(this.colorTittle);
mToolbar.setSubtitleTextColor(this.colorTittle);
mtvReport = findViewById(R.id.viewglobalcrashreportTextView1);
mtvReport.setTextColor(this.colorText);
mtvReport.setBackgroundColor(this.colorTextBackground);
}
// 读取自定义属性值(无设置时使用默认值)
mTitleColor = typedArray.getColor(
R.styleable.GlobalCrashActivity_colorTittle,
Color.WHITE
);
mTitleBackgroundColor = typedArray.getColor(
R.styleable.GlobalCrashActivity_colorTittleBackgound, // 注原拼写错误Backgound→Background保持与 attrs.xml 一致
Color.BLACK
);
mTextColor = typedArray.getColor(
R.styleable.GlobalCrashActivity_colorText,
Color.BLACK
);
mTextBackgroundColor = typedArray.getColor(
R.styleable.GlobalCrashActivity_colorTextBackgound, // 注:原拼写错误,保持与 attrs.xml 一致
Color.WHITE
);
public void setReport(String report) {
mtvReport.setText(report);
}
// 回收 TypedArray避免内存泄漏
typedArray.recycle();
public Toolbar getToolbar() {
return mToolbar;
}
// 加载布局文件
inflateView();
// 初始化控件样式
initWidgetStyle();
}
//
// 更新菜单文字风格
//
public void updateMenuStyle() {
// 设置菜单文本颜色
Menu menu = mToolbar.getMenu();
for (int i = 0; i < menu.size(); i++) {
MenuItem item = menu.getItem(i);
SpannableString spanString = new SpannableString(item.getTitle().toString());
spanString.setSpan(new ForegroundColorSpan(this.colorTittle), 0, spanString.length(), 0);
item.setTitle(spanString);
}
}
/**
* 加载布局文件
*/
private void inflateView() {
// 加载自定义布局R.layout.view_globalcrashreport
inflate(mContext, R.layout.view_globalcrashreport, this);
// 绑定控件
mToolbar = findViewById(R.id.viewglobalcrashreportToolbar1);
mTvReport = findViewById(R.id.viewglobalcrashreportTextView1);
}
/**
* 初始化控件样式(设置配色和基础属性)
*/
private void initWidgetStyle() {
// 设置主布局背景颜色
setBackgroundColor(mTextBackgroundColor);
// 配置工具栏样式
if (mToolbar != null) {
mToolbar.setBackgroundColor(mTitleBackgroundColor);
mToolbar.setTitleTextColor(mTitleColor);
mToolbar.setSubtitleTextColor(mTitleColor);
}
// 配置日志文本控件样式
if (mTvReport != null) {
mTvReport.setTextColor(mTextColor);
mTvReport.setBackgroundColor(mTextBackgroundColor);
// 可选:设置日志文本换行方式(默认已换行,此处增强可读性)
mTvReport.setSingleLine(false);
mTvReport.setHorizontallyScrolling(false);
}
}
/**
* 设置崩溃报告内容到文本控件
* @param report 崩溃日志字符串(通常包含异常信息、调用栈等)
*/
public void setReport(String report) {
if (mTvReport != null) {
mTvReport.setText(report);
}
}
/**
* 获取顶部工具栏对象(用于外部设置标题、添加菜单等)
* @return Toolbar 实例
*/
public Toolbar getToolbar() {
return mToolbar;
}
/**
* 更新工具栏菜单文字颜色(与标题颜色保持一致)
* 需在菜单加载完成后调用(如 Toolbar 加载菜单后)
*/
public void updateMenuStyle() {
if (mToolbar == null) return;
// 获取工具栏菜单
Menu menu = mToolbar.getMenu();
if (menu == null || menu.size() == 0) return;
// 遍历所有菜单项,设置文字颜色
for (int i = 0; i < menu.size(); i++) {
MenuItem menuItem = menu.getItem(i);
String title = menuItem.getTitle().toString();
// 使用 SpannableString 设置文字颜色
SpannableString spanString = new SpannableString(title);
spanString.setSpan(
new ForegroundColorSpan(mTitleColor),
0,
spanString.length(),
0 // Spannable.SPAN_INCLUSIVE_EXCLUSIVE默认值包含起始位置不包含结束位置
);
menuItem.setTitle(spanString);
}
}
}

View File

@@ -1,129 +1,240 @@
package cc.winboll.studio.libappbase;
/**
* @Author ZhanGSKen<zhangsken@qq.com>
* @Date 2025/03/12 12:29:01
* @Describe 水平布局的 ListView
* @Author ZhanGSKen&豆包大模型<zhangsken@qq.com>
* @Date 2025/11/11 20:26
* @Describe 水平滚动 ListView 控件
* 继承自 ListView重写布局和测量逻辑实现子项水平排列和滚动替代默认垂直布局
*/
import android.content.Context;
import android.util.AttributeSet;
import android.view.View;
import android.widget.ListView;
import android.widget.Scroller;
import cc.winboll.studio.libappbase.LogUtils;
public class HorizontalListView extends ListView {
public static final String TAG = "HorizontalListView";
private int verticalOffset = 0;
private Scroller scroller;
private int totalWidth;
/** 日志标签,用于当前控件的日志输出标识 */
public static final String TAG = "HorizontalListView";
public HorizontalListView(Context context) {
super(context);
init();
}
/** 子项垂直偏移量(用于调整子项在垂直方向的位置,默认 0 */
private int mVerticalOffset = 0;
/** 平滑滚动控制器(用于实现水平方向的平滑滚动动画) */
private Scroller mScroller;
/** 所有子项总宽度(包含内边距),用于计算滚动范围 */
private int mTotalWidth;
public HorizontalListView(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
/**
* 构造方法:仅上下文
* @param context 上下文Activity/Fragment
*/
public HorizontalListView(Context context) {
super(context);
init();
}
public HorizontalListView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init();
}
/**
* 构造方法:上下文 + 自定义属性
* @param context 上下文
* @param attrs 自定义属性集合(如布局文件中设置的属性)
*/
public HorizontalListView(Context context, AttributeSet attrs) {
super(context, attrs);
init();
}
private void init() {
scroller = new Scroller(getContext());
setHorizontalScrollBarEnabled(true);
setVerticalScrollBarEnabled(false);
}
/**
* 构造方法:上下文 + 自定义属性 + 样式属性
* @param context 上下文
* @param attrs 自定义属性集合
* @param defStyle 样式属性(如系统默认样式)
*/
public HorizontalListView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
init();
}
public void setVerticalOffset(int verticalOffset) {
this.verticalOffset = verticalOffset;
}
/**
* 初始化控件配置
* 初始化滚动控制器,设置滚动条显示状态
*/
private void init() {
// 初始化平滑滚动器(上下文为当前控件所在上下文)
mScroller = new Scroller(getContext());
// 启用水平滚动条(默认显示)
setHorizontalScrollBarEnabled(true);
// 禁用垂直滚动条(水平列表无需垂直滚动)
setVerticalScrollBarEnabled(false);
}
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
super.onLayout(changed, l, t, r, b);
int childCount = getChildCount();
int left = getPaddingLeft();
int viewHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
totalWidth = left;
/**
* 设置子项垂直偏移量
* 用于整体调整所有子项在垂直方向的位置(如居中、偏移)
* @param verticalOffset 垂直偏移像素值(正数向下偏移,负数向上偏移)
*/
public void setVerticalOffset(int verticalOffset) {
this.mVerticalOffset = verticalOffset;
}
for (int i = 0; i < childCount; i++) {
View child = getChildAt(i);
int width = child.getMeasuredWidth();
int height = child.getMeasuredHeight();
child.layout(left, verticalOffset, left + width, verticalOffset + height);
left += width;
}
totalWidth = left + getPaddingRight();
}
/**
* 重写布局方法:实现子项水平排列
* 遍历所有子项,按水平方向依次布局(左对齐,叠加排列)
* @param changed 布局是否发生变化true首次布局或尺寸变化false重绘
* @param l 控件左边界坐标
* @param t 控件上边界坐标
* @param r 控件右边界坐标
* @param b 控件下边界坐标
*/
@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
super.onLayout(changed, l, t, r, b); // 执行父类布局逻辑(确保基础配置生效)
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
int newHeightMeasureSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST);
int newWidthMeasureSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST);
super.onMeasure(newWidthMeasureSpec, newHeightMeasureSpec);
}
int childCount = getChildCount(); // 获取当前可见子项数量
int left = getPaddingLeft(); // 子项起始左坐标(包含控件左内边距)
// 控件可用高度(总高度 - 上下内边距)
int viewHeight = getMeasuredHeight() - getPaddingTop() - getPaddingBottom();
mTotalWidth = left; // 初始化总宽度为左内边距
@Override
public void computeScroll() {
if (scroller.computeScrollOffset()) {
scrollTo(scroller.getCurrX(), scroller.getCurrY());
postInvalidate();
}
}
// 遍历子项,水平排列
for (int i = 0; i < childCount; i++) {
View child = getChildAt(i); // 获取当前子项
int childWidth = child.getMeasuredWidth(); // 子项测量宽度
int childHeight = child.getMeasuredHeight(); // 子项测量高度
public void smoothScrollTo(int x, int y) {
int dx = x - getScrollX();
int dy = y - getScrollY();
scroller.startScroll(getScrollX(), getScrollY(), dx, dy, 300); // 300ms平滑动画
invalidate();
}
// 布局子项:水平方向从 left 开始,垂直方向偏移 mVerticalOffset
child.layout(
left, // 子项左边界
mVerticalOffset, // 子项上边界(带垂直偏移)
left + childWidth, // 子项右边界(左 + 宽度)
mVerticalOffset + childHeight // 子项下边界(偏移 + 高度)
);
@Override
public int computeHorizontalScrollRange() {
return totalWidth;
}
left += childWidth; // 更新下一个子项的起始左坐标
}
@Override
public int computeHorizontalScrollOffset() {
return getScrollX();
}
// 计算总宽度(所有子项宽度 + 左右内边距)
mTotalWidth = left + getPaddingRight();
}
@Override
public int computeHorizontalScrollExtent() {
return getWidth();
}
/**
* 重写测量方法:设置控件测量规则
* 水平方向:允许无限宽度(适应所有子项总宽度);垂直方向:自适应内容高度
* @param widthMeasureSpec 父控件传递的宽度测量规格
* @param heightMeasureSpec 父控件传递的高度测量规格
*/
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
// 重写宽度测量规则最大值Integer.MAX_VALUE >> 2 避免溢出),自适应内容
int newWidthMeasureSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST);
// 重写高度测量规则:同上,自适应子项高度
int newHeightMeasureSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST);
public void scrollToItem(int position) {
if (position < 0 || position >= getChildCount()) {
LogUtils.d(TAG, "无效的position: " + position);
return;
}
// 执行父类测量逻辑(使用重写后的测量规格)
super.onMeasure(newWidthMeasureSpec, newHeightMeasureSpec);
}
View targetView = getChildAt(position);
int targetLeft = targetView.getLeft();
int scrollX = targetLeft - getPaddingLeft();
/**
* 重写滚动计算方法:实现平滑滚动
* 配合 Scroller 实现水平方向的平滑滚动动画(需在滚动时调用 invalidate() 触发)
*/
@Override
public void computeScroll() {
// 判断滚动是否正在进行Scroller 计算当前滚动位置)
if (mScroller.computeScrollOffset()) {
// 滚动到当前计算的位置x 轴水平滚动y 轴固定 0
scrollTo(mScroller.getCurrX(), mScroller.getCurrY());
// 触发重绘,持续更新滚动状态
postInvalidate();
}
}
// 修正最大滚动范围计算
int maxScrollX = totalWidth;
scrollX = Math.max(0, Math.min(scrollX, maxScrollX));
/**
* 平滑滚动到指定坐标
* 基于 Scroller 实现水平方向的平滑滚动300ms 动画时长)
* @param x 目标 x 轴坐标(水平滚动位置)
* @param y 目标 y 轴坐标(固定 0无需垂直滚动
*/
public void smoothScrollTo(int x, int y) {
// 计算滚动距离(目标坐标 - 当前滚动坐标)
int dx = x - getScrollX();
int dy = y - getScrollY();
// 强制重新布局和绘制
requestLayout();
invalidateViews();
smoothScrollTo(scrollX, 0);
LogUtils.d(TAG, String.format("滚动到position: %d, scrollX: %d computeHorizontalScrollRange() %d", position, scrollX, computeHorizontalScrollRange()));
}
public void resetScrollToStart() {
// 强制重新布局和绘制
requestLayout();
invalidateViews();
smoothScrollTo(0, 0);
}
// 启动平滑滚动起始坐标当前滚动位置、滚动距离、动画时长300ms
mScroller.startScroll(getScrollX(), getScrollY(), dx, dy, 300);
// 触发重绘,启动滚动动画
invalidate();
}
/**
* 计算水平滚动总范围(用于滚动条显示比例)
* @return 滚动总宽度(所有子项总宽度 + 内边距)
*/
@Override
public int computeHorizontalScrollRange() {
return mTotalWidth;
}
/**
* 计算当前水平滚动偏移量(用于滚动条位置)
* @return 当前 x 轴滚动坐标
*/
@Override
public int computeHorizontalScrollOffset() {
return getScrollX();
}
/**
* 计算水平滚动可视范围(用于滚动条大小)
* @return 控件可见宽度(当前显示区域宽度)
*/
@Override
public int computeHorizontalScrollExtent() {
return getWidth();
}
/**
* 滚动到指定位置的子项(水平方向)
* 定位目标子项,计算滚动坐标,执行平滑滚动
* @param position 子项索引(从 0 开始,仅当前可见子项有效)
*/
public void scrollToItem(int position) {
// 校验索引有效性(避免数组越界)
if (position < 0 || position >= getChildCount()) {
LogUtils.d(TAG, "无效的子项索引: " + position);
return;
}
View targetView = getChildAt(position); // 获取目标子项
int targetLeft = targetView.getLeft(); // 目标子项左边界坐标
// 计算目标滚动坐标(子项左边界 - 控件左内边距,确保子项左对齐显示)
int scrollX = targetLeft - getPaddingLeft();
// 修正滚动范围(避免超出总宽度或小于 0
int maxScrollX = mTotalWidth - getWidth(); // 最大滚动坐标(总宽度 - 控件宽度)
scrollX = Math.max(0, Math.min(scrollX, maxScrollX));
// 强制重新布局和绘制(确保子项位置正确)
requestLayout();
invalidateViews();
// 平滑滚动到目标坐标
smoothScrollTo(scrollX, 0);
// 打印滚动日志(调试用)
LogUtils.d(TAG, String.format(
"滚动到子项索引: %d, 目标滚动X: %d, 总滚动范围: %d",
position, scrollX, computeHorizontalScrollRange()
));
}
/**
* 重置滚动到起始位置(最左侧)
* 强制重新布局后,平滑滚动到 x=0 坐标
*/
public void resetScrollToStart() {
// 强制重新布局和绘制(确保滚动位置准确)
requestLayout();
invalidateViews();
// 平滑滚动到最左侧x=0y=0
smoothScrollTo(0, 0);
}
}

View File

@@ -1,9 +1,10 @@
package cc.winboll.studio.libappbase;
/**
* @Author ZhanGSKen<zhangsken@qq.com>
* @Date 2025/03/25 20:34:47
* @Describe 应用日志窗口
* @Author ZhanGSKen&豆包大模型<zhangsken@qq.com>
* @Date 2025/11/11 20:29
* @Describe 应用日志展示 Activity
* 用于单独启动窗口展示应用运行日志,依赖 LogView 控件实现日志加载与显示
*/
import android.app.Activity;
import android.content.Context;
@@ -14,33 +15,51 @@ import cc.winboll.studio.libappbase.R;
public class LogActivity extends Activity {
/** 日志标签,用于当前 Activity 的日志输出标识 */
public static final String TAG = "LogActivity";
LogView mLogView;
/** 日志展示控件(用于加载和显示应用日志) */
private LogView mLogView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// 设置布局文件(包含 LogView 控件)
setContentView(R.layout.activity_log);
//ToastUtils.show("LogActivity onCreate");
// 绑定布局中的 LogView 控件
mLogView = findViewById(R.id.logview);
// 启动 LogView 日志加载(如实时刷新日志内容)
mLogView.start();
}
@Override
protected void onResume() {
super.onResume();
// 恢复 Activity 时重新启动 LogView确保日志持续更新
mLogView.start();
}
public static void startLogActivity(Context context) {
Intent intent = new Intent(context, LogActivity.class);
// 打开多任务窗口
/**
* 启动日志 Activity 的静态方法(外部调用入口)
* 配置 Intent 标志,以多任务/分屏模式启动,避免与主应用任务栈冲突
* @param context 上下文Activity/Fragment用于启动 Activity
*/
public static void startLogActivity(Context context) {
// 创建启动当前 Activity 的 Intent
Intent intent = new Intent(context, LogActivity.class);
// 添加 Intent 标志:支持分屏/多窗口模式API 24+
intent.addFlags(Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT);
// 添加 Intent 标志:创建新任务栈(避免并入调用者任务栈)
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
// 添加 Intent 标志:标记为新文档(多任务窗口中独立显示)
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT);
// 添加 Intent 标志:允许创建多个任务实例(支持多次启动独立窗口)
intent.addFlags(Intent.FLAG_ACTIVITY_MULTIPLE_TASK);
// 启动 Activity
context.startActivity(intent);
}
}
}