androidbutton

这个是网上商城的网站，可以用来做毕业设计，用到了三大框架技术，数据库用的是mysql(This is the online store site can be used to do graduate design, it uses three frameworks, using mysql)

MATLAB与ANSYS的接口程序，同时对简单门式框架的可靠度分析 (同时有ANSYS和MATLAB程序)(MATLAB and ANSYS interface program, and reliability analysis of simple portal frame)

Abstract Google Source Result for Andriod.

[实例简介] 仿微信浏览相册图片， 相册浏览 [实例截图] [核心代码]import java.io.File;import java.io.FilenameFilter;import java.util.ArrayList;import java.util.Arrays;import java.util.HashSet;import java.util.List;import android.app.Activity;import android.app.ProgressDialog;import android.content.ContentResolver;import android.database.Cursor;import android.net.Uri;import android.os.Bundle;import android.os.Environment;import android.os.Handler;import android.provider.MediaStore;import android.util.DisplayMetrics;import android.util.Log;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup.LayoutParams;import android.view.WindowManager;import android.widget.GridView;import android.widget.PopupWindow.OnDismissListener;import android.widget.RelativeLayout;import android.widget.TextView;import android.widget.Toast;import com.zhy.bean.ImageFloder;import com.zhy.imageloader.ListImageDirPopupWindow.OnImageDirSelected;public class MainActivity extends Activity implements OnImageDirSelected{ private ProgressDialog mProgressDialog; /** * 存储文件夹中的图片数量 */ private int mPicsSize; /** * 图片数量最多的文件夹 */ private File mImgDir; /** * 所有的图片 */ private List mImgs; private GridView mGirdView; private MyAdapter mAdapter; /** * 临时的辅助类，用于防止同一个文件夹的多次扫描 */ private HashSet mDirPaths = new HashSet(); /** * 扫描拿到所有的图片文件夹 */ private List mImageFloders = new ArrayList(); private RelativeLayout mBottomLy; private TextView mChooseDir; private TextView mImageCount; int totalCount = 0; private int mScreenHeight; private ListImageDirPopupWindow mListImageDirPopupWindow; private Handler mHandler = new Handler() { public void handleMessage(android.os.Message msg) { mProgressDialog.dismiss(); // 为View绑定数据 data2View(); // 初始化展示文件夹的popupWindw initListDirPopupWindw(); } }; /** * 为View绑定数据 */ private void data2View() { if (mImgDir == null) { Toast.makeText(getApplicationContext(), "擦，一张图片没扫描到", Toast.LENGTH_SHORT).show(); return; } mImgs = Arrays.asList(mImgDir.list()); /** * 可以看到文件夹的路径和图片的路径分开保存，极大的减少了内存的消耗； */ mAdapter = new MyAdapter(getApplicationContext(), mImgs, R.layout.grid_item, mImgDir.getAbsolutePath()); mGirdView.setAdapter(mAdapter); mImageCount.setText(totalCount "张"); }; /** * 初始化展示文件夹的popupWindw */ private void initListDirPopupWindw() { mListImageDirPopupWindow = new ListImageDirPopupWindow( LayoutParams.MATCH_PARENT, (int) (mScreenHeight * 0.7), mImageFloders, LayoutInflater.from(getApplicationContext()) .inflate(R.layout.list_dir, null)); mListImageDirPopupWindow.setOnDismissListener(new OnDismissListener() { @Override public void onDismiss() { // 设置背景颜色变暗 WindowManager.LayoutParams lp = getWindow().getAttributes(); lp.alpha = 1.0f; getWindow().setAttributes(lp); } }); // 设置选择文件夹的回调 mListImageDirPopupWindow.setOnImageDirSelected(this); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); DisplayMetrics outMetrics = new DisplayMetrics(); getWindowManager().getDefaultDisplay().getMetrics(outMetrics); mScreenHeight = outMetrics.heightPixels; initView(); getImages(); initEvent(); } /** * 利用ContentProvider扫描手机中的图片，此方法在运行在子线程中 完成图片的扫描，最终获得jpg最多的那个文件夹 */ private void getImages() { if (!Environment.getExternalStorageState().equals( Environment.MEDIA_MOUNTED)) { Toast.makeText(this, "暂无外部存储", Toast.LENGTH_SHORT).show(); return; } // 显示进度条 mProgressDialog = ProgressDialog.show(this, null, "正在加载..."); new Thread(new Runnable() { @Override public void run() { String firstImage = null; Uri mImageUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; ContentResolver mContentResolver = MainActivity.this .getContentResolver(); // 只查询jpeg和png的图片 Cursor mCursor = mContentResolver.query(mImageUri, null, MediaStore.Images.Media.MIME_TYPE "=? or " MediaStore.Images.Media.MIME_TYPE "=?", new String[] { "image/jpeg", "image/png" }, MediaStore.Images.Media.DATE_MODIFIED); Log.e("TAG", mCursor.getCount() ""); while (mCursor.moveToNext()) { // 获取图片的路径 String path = mCursor.getString(mCursor .getColumnIndex(MediaStore.Images.Media.DATA)); Log.e("TAG", path); // 拿到第一张图片的路径 if (firstImage == null) firstImage = path; // 获取该图片的父路径名 File parentFile = new File(path).getParentFile(); if (parentFile == null) continue; String dirPath = parentFile.getAbsolutePath(); ImageFloder imageFloder = null; // 利用一个HashSet防止多次扫描同一个文件夹（不加这个判断，图片多起来还是相当恐怖的~~） if (mDirPaths.contains(dirPath)) { continue; } else { mDirPaths.add(dirPath); // 初始化imageFloder imageFloder = new ImageFloder(); imageFloder.setDir(dirPath); imageFloder.setFirstImagePath(path); } int picSize = parentFile.list(new FilenameFilter() { @Override public boolean accept(File dir, String filename) { if (filename.endsWith(".jpg") || filename.endsWith(".png") || filename.endsWith(".jpeg")) return true; return false; } }).length; totalCount = picSize; imageFloder.setCount(picSize); mImageFloders.add(imageFloder); if (picSize > mPicsSize) { mPicsSize = picSize; mImgDir = parentFile; } } mCursor.close(); // 扫描完成，辅助的HashSet也就可以释放内存了 mDirPaths = null; // 通知Handler扫描图片完成 mHandler.sendEmptyMessage(0x110); } }).start(); } /** * 初始化View */ private void initView() { mGirdView = (GridView) findViewById(R.id.id_gridView); mChooseDir = (TextView) findViewById(R.id.id_choose_dir); mImageCount = (TextView) findViewById(R.id.id_total_count); mBottomLy = (RelativeLayout) findViewById(R.id.id_bottom_ly); } private void initEvent() { /** * 为底部的布局设置点击事件，弹出popupWindow */ mBottomLy.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { mListImageDirPopupWindow .setAnimationStyle(R.style.anim_popup_dir); mListImageDirPopupWindow.showAsDropDown(mBottomLy, 0, 0); // 设置背景颜色变暗 WindowManager.LayoutParams lp = getWindow().getAttributes(); lp.alpha = .3f; getWindow().setAttributes(lp); } }); } @Override public void selected(ImageFloder floder) { mImgDir = new File(floder.getDir()); mImgs = Arrays.asList(mImgDir.list(new FilenameFilter() { @Override public boolean accept(File dir, String filename) { if (filename.endsWith(".jpg") || filename.endsWith(".png") || filename.endsWith(".jpeg")) return true; return false; } })); /** * 可以看到文件夹的路径和图片的路径分开保存，极大的减少了内存的消耗； */ mAdapter = new MyAdapter(getApplicationContext(), mImgs, R.layout.grid_item, mImgDir.getAbsolutePath()); mGirdView.setAdapter(mAdapter); // mAdapter.notifyDataSetChanged(); mImageCount.setText(floder.getCount() "张"); mChooseDir.setText(floder.getName()); mListImageDirPopupWindow.dismiss(); }}

简易记事本，打开，保存，简单编辑功能 等等(Notebook open save edit copy cut)

认识了解eclipse的工具，从eclipse历史背景、开发环境、平台、java程序开发方面均做了详细的介绍和图文示例-Understanding as a tool for eclipse from the eclipse the historical background, development environment, platform, java application development aspects, made a detailed presentation and graphic example of

对彩信编程的一点经验，大家分享，希望能给你一个帮助(right MMS 1:00 programming experience, we share the hope that would give you a help)

listview的展示,同时对listview的条目展示，各种顺序，各种展示，提供了非常好的实例，让朋友们可以既看既用，然后从中获得横多的体验，对不同的方式进行学习，快快快快快快快快快快快快快快快快快快快快快快快快快快快快快。

TIJ 2EDTION中的所有java源码。-TIJ 2EDTION all java source code.

C#+Android开发的Android系统源码