摘要：Give your activity's root view a known ID, say '@+id/activityRoot', hook a GlobalLayoutListener into the ViewTreeObserver, and from there calculate the size diff between your activity's view root and the window size:final View activityRootView = findViewById(R.id.activityRoot);activi 阅读全文

摘要：1 private void setWinWidth() {2 DisplayMetrics metric = new DisplayMetrics();3 getWindowManager().getDefaultDisplay().getMetrics(metric);4 LayoutParams p = getWindow().getAttributes();5 p.width = (int) (metric.widthPixels * 0.8);6 getWindow().setAttributes... 阅读全文

摘要：1 private void goToMarket(String packageName) { 2 try { 3 Intent intent = new Intent(Intent.ACTION_VIEW); 4 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 5 intent.setData(Uri.parse("market://details?id=" + packageName)); 6 startActivity(... 阅读全文

摘要：启动一个Intent发邮件，指定receiver email， subject， body： 1 /** 2 * Start an activity to send an email to the given receiver, with the given subject and text body. 3 * @param receiver The receiver's email address 4 * @param subject Email subject. 5 * @param text Email body. 6 */ 7 ... 阅读全文