how to open unsupported files on android

about the idea of converting a PPT file to a PDF file on the server and then reading the PDF file from the phone. One of the many PDF resolutions on the Android platform is the open source framework vudroid, which allows you to read PDF files and print the contents of the PDF file as a list on the screen. Here's how to parse a PDF file using the Vudroid framewor

, there is no need to write this class. Instead, we open our own files to get a database, which is convenient to the west ~ ) ----------- If we need to store database files to the SD card: Step 1: confirm that the simulator has an SD card. For two ways to create the SD card, see my blog: [Android 2D Game Development 1

The Android resource files can be roughly divided into two categories: The first is a compiled resource file stored in the Res directory: This resource file system will automatically generate the ID of the resource file in R.java, so it is simpler to access this resource file, through R.xxx.id; The second is the native resource files stored in the assets direc

Introduction to the Andbase Development framework: Andbase is an open source class library product tailored for Android developers, where you can get the latest code, demo samples and development documentation.: http://download.csdn.net/detail/menglele1314/8786989What can andbase do?The 1.andbase includes a large number of development often used means.such as network download, multi-threading and thread poo

Http://www.cnblogs.com/shortboy/p/4424944.htmlPrologue: In fact, this article is a bit wasted.Detailed description is: Http://blog.csdn.net/qiujuer/article/details/39754517?utm_source=tuicool1. (*.aar) is almost something from Android studio, so you'll want to use Eclipse for Android studio based on "IntelliJ idea" and you need to know what's inside of this thing!2. Say 10,000 steps back, since

Files under the Assets Directory will be packaged into an APK file. These resources are not extracted during installation and are directly read from the APK during use. This section describes how to use the interface functions provided by ndk in JNI to read assets resource files and libzip library functions, which can be used to read creation, modification, and compression documents, here, we also take the

As we all know, Android has its own security model. For details, see the android development documentation. When the application (.apk) is installed, a userid is assigned,When the application wants to access other resources, such as files, it needs to match the userid.By default, files, databases, and sharedpreferences

] = = '. ') | |(Name_len = = 2 de_src->d_name[0] = = '. ' de_src->d_name[1] = = '. ')) {Continue}else {src dir path Append the folder ' s D_namesprintf (Src_file_path, "%s/%s", Src_dir_path, De_src->d_name);printf ("src dir path:%s\n", Src_file_path);Des dir path Append the folder ' s D_namesprintf (Des_file_path, "%s/%s", Des_dir_path, De_src->d_name);printf ("Des dir path:%s\n", Des_file_path);printf ("---entry sub dir to restore\n");ret = Restore_dir_file (Des_file_path, Src_file_path);prin

Recently to share things in the company, many projects use Universal-image-loader this open source framework, there is not too much process scheduling, no memory read control mechanism, no various exception processing, together to learn1.UIL principle A. UI: Request data, index the bitmap in memory cache with a unique key value. B. Memory cache: Cache search, returns data if the bitmap corresponding to the key value can be found. Otherwise, c is exe

Circleimageview use of custom circular controlsAdd dependent ' de.hdodenhof:circleimageview:2.1.0 'Function: No matter what picture you set, the display is round.Using in XML resource files(Google officially provides a Circleimageview control, Android.support.v4.widget.CircleImageView,But its internal implementation is not to crop the display of the circular picture, but to set the picture with a circle of shadow, not to set the circular picture, main

In the Android project folder, the main resource files are in the Res folder. 1:assets folder is stored without compiling the original file, that is, the folder inside the file will not be like Xml,java file is precompiled, you can store some pictures, Html,js, CSS and other documents. Introduction to the 2:res folders inside multiple folders Res/anim/xml files

. Create a Web site in IIS (IIS installation method please self-Baidu)note the port to be set to 80next to the corresponding folder, we need to build a folder under the folder name Device-packages , put our simulator installation package under this folderthen, find your Host Filein general will be C:\Windows\System32\drivers\etc herethen copy the host , open it with Notepad, and paste in the 1 .now, let's open