JNI: invoke java dialog with native callback: store native function address in java, and invoke native another method to this function. key points: 1.Store callback function pointer(address) in java: to support multiple calls, use data block for each…

1. libssl https://github.com/guardianproject/openssl-android 然后执行ndk-build 2.libcurl 源代码组织结构, 下面的makefile要依赖这个结构. 因为curl依赖openssl, 所以需要先编译openssl: src/openssl-android src/curl-android 下载curl的代码, 并放入src/curl-android/jni 下. 本来想用cygwin来运行configure, 生成an…

Bionic libc doesn't load dependencies for current .so file (diff from Windows or Linux) so a explicit calling of Java's System.loadLibrary() is needed, in order to load depedency libraries. otherwise the original .so will fail to load. JNI_OnLoad wil…

https://developer.android.com/training/system-ui/navigation.html View decorView = getWindow().getDecorView(); // Hide both the navigation bar and the status bar. // SYSTEM_UI_FLAG_FULLSCREEN is only available on Android 4.1 and higher, but as // a ge…

Android PopupWindow Dialog 关于 is your activity running 崩溃详解 [TOC] 起因 对于 PopupWindow Dialog 需要 Activity 作为容器,并于其生命周期联系在一起.在Activity 还没有初始化完成时,此时我们调用 PopupWindow Dialog 的show()方法就会抛出异常: throw new WindowManager.BadTokenException("Unable to add window --…

package com.example.myandroid01; import android.support.v7.app.ActionBarActivity; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Button; import android.widget.Toast; /…

previous: [工作记录] Android OpenGL ES 2.0: square texture not supported on some device recently I found that it is the mipmap of a non-square texture that cause the black texture problem: http://stackoverflow.com/questions/5052762/using-mipmaps-results-…

at android.view.Surface.unlockCanvasAndPost(Native Method) 在绘制动画特效的时候点击back键会报以上异常. 主要原因:当点击back按钮时Activity退出视野.此时并不会出现画面更新情况,但是用于更新动画的线程仍然在工作,即flag = true.由于Activity已退出解锁操作holder.unlockCanvasAndPost(canvas);不能完成因此就会引发上述异常. 解决办法: 1.在public void onBac…

我用在我的 style.xml 作为主要应用程序主题 <style name="AppTheme" parent="Theme.AppCompat.Light"> 并使用相同的所有 AlertDialogs 白色/蓝色的颜色.但我有活动,当 Dialog parent="android:Theme.Dialog" 和此框使用黑暗的主题.我要如何改变它对 AppCompat.Light 的主题?我试过 Theme.AppCompat.L…

本文转载自:http://blog.csdn.net/netwalk/article/details/17686993 Error处理: android.media.MediaRecorder.start(Native Method) 报错:start failed: -19 spydroid-android测试在android4.0系统上报错 start failed: -19 而且也发现,在使用MediaRecorder进行视频录制,调用start()方法时报错,发生spydroid-and…