jackie_gnu的专栏

使用Java反射机制替换AlertConter中的mHandler, 实现自处理"Done" & "Cancel"按钮.Android中的弹出框在被点击时， 无论点击哪个按钮都会关闭窗口。 但是有的情况下我们不需要立即关闭窗口。下面的情况是弹出框中要求用户输入文件名， 并在点

http://quanminchaoren.iteye.com/blog/840918内容提要文档简要整理Android的make脚本的内容。以供备忘和参考。  1.    Build LayersBuild Layers描述的是产品的硬件配置情况，据此m

在Android GB中， 当编译user模式时，所有apk会使用proguard进行优化处理，这时在运行状态会出现很多问题，针对于此， Android提供了编译选项解决些问题。方法1：在Android.mk中加入LOCAL_PROGUARD_ENABLED := dis

/** * Internal service helper that no-one should use directly. * * The way the scan currently works is: * - The Java MediaScannerSer

from:http://hi.baidu.com/%CE%DE%D0%C4%B1%B1%BE%A9/blog/item/82897fae220a7ad67dd92ad7.html 一、几个关键概念1、MessageQueue：是一种数据结构，见名知义，就是一个消息队列

Aidl生成的接口文件: IRemoteService.java/* * This file is auto-generated. DO NOT MODIFY. * Original file: C:\\Documents and Settings\\qujia

使用RemoteService. 在RemoteService 中调用RemoteServiceCallback.  /** * This is a list of callbacks that have been registered with the

AndroidManifest.xml

Aidl定义:IRemoteService.aidlpackage com.bst.test;import com.bst.test.IRemoteServiceCallback;/** * Example of defining an interface

/* * This file is auto-generated. DO NOT MODIFY. * Original file: C:\\Documents and Settings\\userName\\RemoteService\\src\\com\\bst\\t

1. Select a JAR or Java project, open the context menu and select Properties > Javadoc Location 2. 加入：file:/D:/Android/Android_3.0/And

方法一.private class Worker implements Runnable { private Object mLock = new Object(); private int spantime = 100; private boole

## Include all of the makefiles in the system## Can't use first-makefiles-under here because# --mindepth=2 makes the prunes not work

public static void showPopupWindow(Context context, View parent) { LayoutInflater inflater = (LayoutInflater) context .getSystemServ

left fragment:package com.easymorse.demos;import android.os.Bundle;import android.support.v4.app.Fragment;import android.view.Layo

在默认情况下,当用户按下AlertDialog 的"Done"按键时,Dialog会自动消失.但有些情况下我们需要它仍然存在不消失, 那如何处理呢?请对照如下代码:package com.example.test;import android.app.Activi

把apk 或binary可运行文件安装到系统(system.img)中 方法一:################################################################include $(CLEAR_VARS)ALL_PRE

Intent shareIntent = new Intent(Intent.ACTION_SEND);          String mimeType = "audio/mpeg";          shareIntent.setType(mimeType);

srw-rw---- bluetooth bluetooth          2011-01-01 22:52 bluetoothsrw-rw---- bluetooth bluetooth          2011-01-01 22:52 dbussrw-rw---

android:excludeFromRecents = "true" http://schemas.android.com/apk/res/android"      package="com.example.test"      android:versi

Eclipse  + MAT (Memory Analyzer 1.1.0 (Indigo) Release)mat 更新地址: http://download.eclipse.org/mat/1.1/update-site/archieve 下载地址: Memory

ActivityManager am = (ActivityManager)context.getSystemService(context.ACTIVITY_SERVICE);        List info = am.getRunningTasks(10);

Android.mk:LOCAL_PATH := $(call my-dir)include $(CLEAR_VARS)LOCAL_MODULE := PreloadLOCAL_SRC_FILES := $(LOCAL_MODULE).apkLOCAL

Welcome to MinGW.org MinGW, a contraction of "Minimalist GNU for Windows", is a minimalist development environment for native Microsoft Windows applications.MinGW provides a complete Open Sour

http://www.wzlogs.com/2010/08/2/ndk-hide-dso-symbols.html写过win32程序的朋友对dll导出函数名都很熟悉，大家都可以通过.def文件或者__declspec(dllexport)来指定导出的函数名。在android下，可执行文件或者动态链接库用的是elf格式，和win32的pe格式有所不同。当编译动态链接库时，缺省的编译选项下默认所有

When I debug android app, if I work with Java, I can use Log.d(“TAG”,“xxxx”, new Throwable()) to print backtrace of Java code. This isreally handy for me to find bugs.

1.生成keystore 生成密钥：keytool -genkey -alias bst.keystore -keyalg RSA -validity 20000 -keystore bst.keystore给APK签名：jarsigner -verbose -keystore bst.keystore -signedjar WiMo_signed.apk WiMo-system.ap

1.Android团队提供的示例项目 如果不是从学习Android SDK中提供的那些样例代码开始，可能没有更好的方法来掌握在Android这个框架上开发。由Android的核心开发团队提供了15个优秀的示例项 目，包含了游戏、图像处理、时间显示、开始菜单快捷方式等。地址：http://code.google.com/p/apps-for-android/2.Remote

http://my.oschina.net/zungyiu/blog/35345Android4 Source Analysis - Root-ExternalA-D    E-G H-K    L-N O-Q    R-T U-W    X-Z A-D android-mock/ - http://code.google.com/p/android-m

http://blogs.arm.com/software-enablement/498-from-zero-to-boot-porting-android-to-your-arm-platform/From Zero to Boot: Porting Android to your ARM platformPosted by ARM Vassilis,7 Comments02

用Eclipse进行编译apk时,有时需要把其他的apk做为库导入, 方法如下:1.创建做为库导入的apk项目, 与正常的apk没有什么区别,除了在default.properties文件中添加定义android.library=true,标识此apk做为库导出.2.创建apk导入之前创建的库文件.   properties->android->Library->Add... , 你将

这里主要参考官方文档https://sites.google.com/a/Android.com/opensource/using-eclipse下面，从官方文档总结出具体怎样用eclipse来开发Android源码1、建立基本的Android开发环境请参考官方文档或>2、编译Android源码Android源码根目录下通过make进行编译，请注意一些配置，具体可参考>

jar库中不能包含static 方法

堆栈错误信息：I/DEBUG   (   30): r0 afd4d4a4  r1 ffffffff  r2 7fffffff r3 afd4d4a4I/DEBUG   (   30): r4 00000000  r5 ffffffff  r6 00000001 r7 be9f6cccI/DEBUG   (   30): r8 00000000  r9 00000000  10 000

JD-EclipseJD-Eclipse is a plug-in for the Eclipse platform. It allows you to display all the Java sources during your debugging process, eve

external/libxml2, external/v8, external/webkit,  frameworks/base/core/java/android/webkitlibcore/lunivendor/samsung/common/apps/browser www.webkit.org

如何编译也static jar library. 17 # Note: the source code is in java/, not src/, because this code is also part of 18 # the framework library, and build/core/pathmap.mk expects a java/ subdirectory.

先打开eclipse  看看自己的是不是android-sdk-windows-1.6_r1 sdk  android-sdk-windows-1.6_r1\tools 里面有ddms.bat  运行这个bat文件  之后会生成tool  Dalvik Debug Monitor  上端有sysinfo这个  进去可以看到cpu load  把这个改成memory

## Usage: dex-preopt [options] path/to/input.jar path/to/output.odex## This tool runs a host build of dalvikvm in order to preoptimize dex# files that will be run on a device.# The input m

Android利用tcpdump抓包 Instructions http://source.android.com/porting/tcpdump.htmlSource Code and Documents http://www.tcpdump.org/ Compiled Binary Download http://www.strazzere.com/android/tc