BaseActivity實用篇

public abstract class BaseActivity extends AppCompatActivity {

    private ProgressDialog dialog;
    public Handler mHandler;
    private Thread.UncaughtExceptionHandler sUncaughtExceptionHandler;
    private File file;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(getLayout());
        App.context = this;
        App.baseActivity = this;
        //綁定插件
        ButterKnife.bind(this);
        //        //取消標題欄
//        requestWindowFeature(Window.FEATURE_NO_TITLE);
        //取消狀態欄
//        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
//                WindowManager.LayoutParams.FLAG_FULLSCREEN);
        //沉浸式狀態欄
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            // 透明狀態欄
            getWindow().addFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
            Window window = getWindow();
            window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
            window.setStatusBarColor(getResources().getColor(R.color.colorPrimaryDes));
        }

        //初始化佈局，並且適配
        View view = View.inflate(this, getLayout(), null);
        AutoUtils.setSize(this, false, 750, 1334);
        AutoUtils.auto(view);
        setContentView(view);
        //禁止橫屏
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        //禁止鍵盤擠壓佈局
        getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_PAN);
        //綁定插件
        ButterKnife.bind(this);
        mHandler = new myhandle(this);

        initView();
        intData();
        initAdapter();


//        上線前解開
        new Handler(Looper.getMainLooper()).post(new Runnable() {
            @Override
            public void run() {
                //主線程異常攔截
                while (true) {
                    try {
                        Looper.loop();//主線程的異常會從這裏拋出
                    } catch (Throwable e) {

                    }
                }
            }
        });
        sUncaughtExceptionHandler = Thread.getDefaultUncaughtExceptionHandler();
        //所有線程異常攔截，由於主線程的異常都被我們catch住了，所以下面的代碼攔截到的都是子線程的異常
        Thread.setDefaultUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
            @Override
            public void uncaughtException(Thread t, Throwable e) {

            }
        });
    }

    public abstract int getLayout();

    public abstract void initView();

    public abstract void intData();

    public abstract void initAdapter();

    public void showLoading() {
        if (dialog != null && dialog.isShowing()) return;
        dialog = new ProgressDialog(this);
        dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
        dialog.setCanceledOnTouchOutside(false);
        dialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
        dialog.setMessage(getString(R.string.loading));
        dialog.show();
    }

    public static int MIN_DELAY_TIME = 1000;  // 兩次點擊間隔不能少於1000ms
    private static long lastClickTime;
    public static boolean isFastClick() {
        boolean flag = true;
        long currentClickTime = System.currentTimeMillis();
        if ((currentClickTime - lastClickTime) >= MIN_DELAY_TIME) {
            flag = false;
        }
        lastClickTime = currentClickTime;
        return flag;
    }

    public void dismissLoading() {
        if (dialog != null && dialog.isShowing()) {
            dialog.dismiss();
        }
    }

    public void setProgressDialog(final long l) {
        new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    Thread.sleep(l);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        if (dialog != null && dialog.isShowing()) {
                            dialog.dismiss();
//                            ToastUtil.getInstance().toastCentent("當前網絡較差", BaseActivity.this);
                        }
                    }
                });
            }
        }).start();
    }

    public void setProgressDialog(final long l, final int size) {
        new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    Thread.sleep(l);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        if (dialog != null && dialog.isShowing()) {
                            dialog.dismiss();
                            if (size == 0) {
//                                ToastUtil.getInstance().toastCentent("未獲取到更多數據", BaseActivity.this);
                            } else {
//                                ToastUtil.getInstance().toastCentent("當前網絡較差", BaseActivity.this);
                            }
                        }
                    }
                });
            }
        }).start();
    }

    //查看大圖
    public void watchLargerImage(String baseurl, List<String> imgList, int position, String title, String type) {
        //imgList.clear();
        Intent intent = new Intent(this, WpsImageActivity.class);
        intent.putExtra("BaseUrl", baseurl);
        intent.putExtra("title", title);
        intent.putExtra("type", type);
        intent.putStringArrayListExtra(Constants.IMAGE_URL_LIST, (ArrayList<String>) imgList);
        intent.putExtra("camera_position", position);
        startActivity(intent);
    }


    public void photoPreview(String url) {

        if (file == null) {
            file = new File(ImageUtil.str);
        }
        if (!file.exists()) {
            file.mkdir();
        }

        com.luck.picture.lib.entity.LocalMedia localMedia = new com.luck.picture.lib.entity.LocalMedia();
        localMedia.setPath(url);
        List<com.luck.picture.lib.entity.LocalMedia> list = new ArrayList<>();
        list.add(localMedia);
        PictureSelector.create(this).themeStyle(R.style.picture_default_style).openExternalPreview(0, file.getPath(), list);

    }

    public void showTiShi(String message) {

        AlertDialog alertDialog = new AlertDialog.Builder(this).setMessage(message).setPositiveButton("確定", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                dialog.dismiss();
            }
        }).create();
        alertDialog.show();
        alertDialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor(Color.RED);
        try {
            Field mAlert = AlertDialog.class.getDeclaredField("mAlert");
            mAlert.setAccessible(true);
            Object mAlertController = mAlert.get(alertDialog);
            Field mMessage = mAlertController.getClass().getDeclaredField("mMessageView");
            mMessage.setAccessible(true);
            TextView mMessageView = (TextView) mMessage.get(mAlertController);
            mMessageView.setTextColor(getResources().getColor(R.color.cor666));
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        }
    }

    // 內存緊張時回收圖片資源
    @Override
    public void onLowMemory() {
        super.onLowMemory();
        Glide.get(this).clearMemory();
    }

    // 內存緊張時回收圖片資源 API4.0
    @Override
    public void onTrimMemory(int level) {
        super.onTrimMemory(level);
        Glide.get(this).trimMemory(level);
    }

    //子類可以同時重寫這個方法實現Handler傳輸
    public void handlerMeaasg(Message msg) {

    }

    public static class myhandle extends Handler {
        //使用弱引用防止內存泄漏
        WeakReference<BaseActivity> activityWeakReference;

        public myhandle(BaseActivity activityWeakReference) {
            this.activityWeakReference = new WeakReference<BaseActivity>(activityWeakReference);
        }

        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            if (activityWeakReference.get() != null) {
                activityWeakReference.get().handlerMeaasg(msg);
            }
        }
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        ButterKnife.unbind(this);
        if (dialog != null) {
            dialog.dismiss();
        }
    }
}