Android文件操作及图片处理
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文章平均质量分 54
dianboboy
这个作者很懒，什么都没留下…
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ListView文件浏览器
FileBrowser.javaprivate List<String> items = null; private List<String> paths = null; private String rootPath = "/"; private TextView mPath; private ListView listView1; p...2012-03-06 11:01:59 · 154 阅读 · 0 评论 -
Bitmap获取文件路径并显示及获取图片属性
private ImageView mImageView; private String filePath = "/mnt/sdcard/DCIM/Camera/abc.jpg"; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setCon...2012-03-06 11:59:02 · 1710 阅读 · 0 评论 -
Matrix放大、缩小和旋转图片
一、放大、缩小图片 private LinearLayout imageLayout; private ImageView imageView; private Button bt_big; private Button bt_small; private float scaleWidth = 1; private float scaleHeight = 1; ...2012-03-06 12:02:08 · 354 阅读 · 0 评论 -
ListView带图标并且可以打开的文件浏览器
主程序： private List<String> items = null; private List<String> paths = null; private String rootPath = "/"; private TextView mPath; private ListView listView1; protected vo...原创 2012-03-08 12:24:11 · 131 阅读 · 0 评论 -
取得目前程序的File和Cache路径
File cacheDir;File fileDir;/* 取得目前Cache目录 */cacheDir = this.getCacheDir();/* 取得目前File目录 */fileDir = this.getFilesDir();原创 2012-03-09 09:50:26 · 117 阅读 · 0 评论 -
将TXT文本在内存卡上保存、查看和删除
private EditText title_ed; private EditText content_ed; private Button save; private Button read; private Button delete; private TextView tv_title; private TextView tv_content; p...原创 2012-03-11 10:33:15 · 152 阅读 · 0 评论 -
查看SDCard的容量情况
private Button myButton; private TextView myTextView; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.sd_size); m...原创 2012-03-11 10:33:28 · 118 阅读 · 0 评论 -
ImageView淡入淡出效果
public class FadeInAndOut extends Activity { private int intCounter = 0; private Handler mHandler = new Handler(); private ImageView mImageView01; public void onCreate(Bundle saved...原创 2012-03-14 21:37:03 · 861 阅读 · 0 评论 -
ImageView选择本机图片
public class PhotoChoose extends Activity { private Button myButton01; private ImageView myImageView01; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanc...原创 2012-03-15 16:55:54 · 120 阅读 · 0 评论