增加一些注释
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zhl
parent
e29648f328
commit
c0e90edc9e
@ -40,13 +40,18 @@ public class LaunchActivity extends Activity {
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private String baseVersion = ZERO_VERSION;
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// 远程的版本号
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private String remoteVersion = ZERO_VERSION;
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// 在检查版本阶段, 进度条下显示的文字
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private String versionStr;
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// 在下载更新版本阶段, 进度条下显示的文字
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private String downloadStr;
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// 在解压版本阶段, 进度条下显示的文字
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private String unzipStr;
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private TaskInfo info;//任务信息
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private DownloadRunnable runnable;//下载任务
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private UnzipRunnable unzipRunnable; // 解压任务
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//任务信息
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private TaskInfo info;
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//下载任务
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private DownloadRunnable runnable;
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// 解压任务
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private UnzipRunnable unzipRunnable;
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private static final String[] permissions = {Manifest.permission.WRITE_EXTERNAL_STORAGE};
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@ -98,12 +103,22 @@ public class LaunchActivity extends Activity {
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compareVersions();
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}
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/**
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* 更新进度条的进度
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* @param val 进度 0 - 100
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*/
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private void updateProgress(int val) {
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progressBar.setProgress(val);
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}
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/**
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* 更新进度条下面的文字
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* @param title 要显示的内容
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*/
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private void changeLoadTxt(String title) {
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progressLabel.setText(title);
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}
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// 获取代码包, 预加载目录和远程的版本
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private void compareVersions() {
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changeLoadTxt(versionStr);
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updateProgress(10);
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@ -157,6 +172,7 @@ public class LaunchActivity extends Activity {
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*/
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private void getRemoteVersionInfo() {
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webApi.getVersionInfo((success, message, err) -> {
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boolean needUpdate = false;
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if (success) {
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try {
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remoteVersion = message.getString("version");
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@ -165,7 +181,6 @@ public class LaunchActivity extends Activity {
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Log.i(TAG, "local version: " + localVersion);
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Log.i(TAG, "remote version: " + remoteVersion);
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Log.i(TAG, "remote resource: " + zipUrl);
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boolean needUpdate = false;
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if (StringUtil.compareAppVersion(baseVersion, localVersion) >= 0) {
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if (StringUtil.compareAppVersion(remoteVersion, baseVersion) > 0) {
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needUpdate = true;
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@ -175,28 +190,26 @@ public class LaunchActivity extends Activity {
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needUpdate = true;
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}
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}
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if (needUpdate) {
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if (StringUtil.isBlank(zipUrl)) {
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Log.e(TAG, "远程版本高于代码包版本和预加载版本, 需要更新, 但未获取到远程资源地址");
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startMain();
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} else {
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Log.i(TAG, "远程版本高于代码包版本和预加载版本, 需要更新");
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updateProgress(100);
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preloadGame();
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}
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} else {
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startMain();
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}
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} catch (JSONException e) {
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e.printStackTrace();
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}
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}
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if (needUpdate) {
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if (StringUtil.isBlank(zipUrl)) {
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Log.e(TAG, "远程版本高于代码包版本和预加载版本, 需要更新, 但未获取到远程资源地址");
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startMain();
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} else {
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Log.i(TAG, "远程版本高于代码包版本和预加载版本, 需要更新");
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updateProgress(100);
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preloadGame();
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}
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} else {
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startMain();
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}
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});
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}
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// 更新远程资源
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private void preloadGame() {
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String dir = preloadPath + getFileDirByUrl(gameUrl);
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File dirFile = new File(dir);
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@ -205,7 +218,7 @@ public class LaunchActivity extends Activity {
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}
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downloadGameRes(zipUrl, dir);
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}
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// 下载资源
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private void downloadGameRes(final String zipUrl, String targetDir) {
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updateProgress(0);
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changeLoadTxt(downloadStr);
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@ -217,7 +230,7 @@ public class LaunchActivity extends Activity {
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//开始Handler循环
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handler.sendEmptyMessageDelayed(1, 200);
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}
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// 解压资源
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private void unzip(File file) {
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updateProgress(0);
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changeLoadTxt(unzipStr);
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@ -229,12 +242,20 @@ public class LaunchActivity extends Activity {
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handler.sendEmptyMessageDelayed(1, 200);
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}
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/**
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* 根据url生成在预加载目录中的路径
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* @param urlString 资源的url
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* @return 资源对应的本地路径
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*/
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private static String getFileDirByUrl(String urlString) {
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int lastSlash = urlString.lastIndexOf('/');
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String server = urlString.substring(0, lastSlash + 1);
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return server.replaceFirst("://", "/").replace(":", "#0A");
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}
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/**
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* 清空本地预加载目录
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*/
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private void emptyPreload() {
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File dirFile = new File(preloadPath);
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if (dirFile.exists() && dirFile.isDirectory()) {
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@ -244,6 +265,11 @@ public class LaunchActivity extends Activity {
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}
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}
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}
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/**
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* 遍历删除文件夹和子文件夹
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* @param file 要删除的文件或文件夹路径
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*/
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private void deletePreloadFile(File file) {
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if (file.isDirectory()) {
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File[] files = file.listFiles();
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@ -255,11 +281,16 @@ public class LaunchActivity extends Activity {
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file.delete();
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}
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}
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/**
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* 切换至game activity
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*/
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private void startMain() {
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Intent intent = new Intent(LaunchActivity.this, MainActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
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intent.putExtra("preloadPath", preloadPath);
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startActivity(intent);
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// 移除activity的进场动画
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overridePendingTransition(0, 0);
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finish();
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}
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@ -275,6 +306,7 @@ public class LaunchActivity extends Activity {
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@Override
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public void finish() {
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super.finish();
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// 移除activity的移出场动画
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overridePendingTransition(0, 0);
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}
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