The Independent JPEG Group's JPEG software========================================== README for release 6b of 27-Mar-1998==================================== This distribution contains the sixth public release of the Independent JPEGGroup's free JPEG…
1.在阅读源码的时候经常发现有一些标志属性使用一些位操作来判断是否具有该标志,增加标志或者去除标志. 比如View.java中的 /** * This view does not want keystrokes. Use with TAKES_FOCUS_MASK when * calling setFlags. */ private static final int NOT_FOCUSABLE = 0x00000000; /** * This view wants keystrokes. Us…
在Android源码中添加C/CPP可执行程序一般保存在external目录中 下面是每个文件的内容 ①add.c #include "add.h" int add (int a, int b) { return a+b; } ②add.h #ifndef __ADD_H__ #define __ADD_H__ int add(int a, int b); #endif ③main.c #include <stdio.h> #include <cutils/log.h…