mainactivity代码
package com.bwie.webviewupload; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileNotFoundException; import java.io.InputStream; import java.text.SimpleDateFormat; import java.util.Date; import android.app.Activity; import android.content.ContentResolver; import android.content.Intent; import android.database.Cursor; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.util.Base64; import android.view.Gravity; import android.view.View; import android.view.View.OnClickListener; import android.webkit.ValueCallback; import android.webkit.WebChromeClient; import android.webkit.WebView; public class MainActivity extends Activity { private ValueCallback<Uri> mUploadMessage; public static final int NONE = 0; public static final int PHOTO_CAMERA = 1;// 相机拍照 public static final int PHOTO_COMPILE = 2; // 编辑图片 public static final int PHOTO_RESOULT = 3;// 结果 private String ImageName; Bitmap myBitmap; private byte[] mContent; public static String getStringToday() { Date currentTime = new Date(); SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddHHmmss"); String dateString = formatter.format(currentTime); return dateString; } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // 找控件 final WebView wv = (WebView) findViewById(R.id.wv); // 设置js有效 wv.getSettings().setJavaScriptEnabled(true); // 为wv加载网络页面 wv.loadUrl("http://101.200.142.201/Login/register.html"); // 为wv设置js交互 wv.setWebChromeClient(new WebChromeClient() { // 进行上传 @SuppressWarnings("unused") public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType, String capture) { mUploadMessage = uploadMsg; // 在下方弹出poppupWindow MyPopupWindow pop = new MyPopupWindow(MainActivity.this, new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub // 判断 switch (v.getId()) { case R.id.btn_pick_photo: // 设置调用系统相册的意图(隐式意图) Intent intent = new Intent(); // 设置值活动//android.intent.action.PICK intent.setAction(Intent.ACTION_PICK); // 设置类型和数据 intent.setDataAndType( MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "image/*"); // 开启系统的相册 startActivityForResult(intent, PHOTO_COMPILE); break; case R.id.btn_take_photo: // 设置图片的名称 ImageName = "/" + getStringToday() + ".jpg"; // 设置调用系统摄像头的意图(隐式意图) Intent intent1 = new Intent( MediaStore.ACTION_IMAGE_CAPTURE); // 设置照片的输出路径和文件名 File file = new File(Environment .getExternalStorageDirectory(), ImageName); intent1.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(file)); // 开启摄像头 startActivityForResult(intent1, PHOTO_CAMERA); break; case R.id.btn_cancel: break; } } }); // 显示窗口 main 为mainactivity的主控件 pop.showAtLocation(MainActivity.this.findViewById(R.id.main), Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, 0); // 设置layout在PopupWindow中显示的位置 } }); } // 调用startActivityResult，返回之后的回调函数 @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { ContentResolver resolver = getContentResolver(); // 裁剪照片的处理结果 if (requestCode == PHOTO_COMPILE) { //进行图片的压缩 String path = getAbsoluteImagePath(data.getData()); Bitmap bitmap = getimage(path); Uri imageUri = Uri.parse(MediaStore.Images.Media.insertImage( getContentResolver(), bitmap, null, null)); Uri result = data == null || resultCode != RESULT_OK ? null : data.getData(); mUploadMessage.onReceiveValue(result); mUploadMessage = null; } if (requestCode == PHOTO_CAMERA)// 拍照 { // 设置文件保存路径这里放在跟目录下 File picture = new File(Environment.getExternalStorageDirectory() + ImageName); //进行图片的压缩 Bitmap bitmap1 = getimage(picture.getPath()); Uri imageUri = Uri.parse(MediaStore.Images.Media.insertImage( getContentResolver(), bitmap1, null, null)); mUploadMessage.onReceiveValue(imageUri); mUploadMessage = null; } super.onActivityResult(requestCode, resultCode, data); } // http://blog.csdn.net/cherry609195946/article/details/9264409 // android图片压缩总结 // // 图片按比例大小压缩方法（根据Bitmap图片压缩） // 压缩图片url private Bitmap getimage(String srcPath) { BitmapFactory.Options newOpts = new BitmapFactory.Options(); // 开始读入图片，此时把options.inJustDecodeBounds 设回true了 newOpts.inJustDecodeBounds = true; Bitmap bitmap = BitmapFactory.decodeFile(srcPath, newOpts);// 此时返回bm为空 newOpts.inJustDecodeBounds = false; int w = newOpts.outWidth; int h = newOpts.outHeight; // 现在主流手机比较多是800*480分辨率，所以高和宽我们设置为 float hh = 800f;// 这里设置高度为800f float ww = 480f;// 这里设置宽度为480f // 缩放比。由于是固定比例缩放，只用高或者宽其中一个数据进行计算即可 int be = 1;// be=1表示不缩放 if (w > h && w > ww) {// 如果宽度大的话根据宽度固定大小缩放 be = (int) (newOpts.outWidth / ww); } else if (w < h && h > hh) {// 如果高度高的话根据宽度固定大小缩放 be = (int) (newOpts.outHeight / hh); } if (be <= 0) be = 1; newOpts.inSampleSize = be;// 设置缩放比例 // 重新读入图片，注意此时已经把options.inJustDecodeBounds 设回false了 bitmap = BitmapFactory.decodeFile(srcPath, newOpts); return compressImage(bitmap);// 压缩好比例大小后再进行质量压缩 } private Bitmap compressImage(Bitmap image) { ByteArrayOutputStream baos = new ByteArrayOutputStream(); image.compress(Bitmap.CompressFormat.JPEG, 100, baos);// 质量压缩方法，这里100表示不压缩，把压缩后的数据存放到baos中 int options = 100; while (baos.toByteArray().length / 1024 > 100) { // 循环判断如果压缩后图片是否大于100kb,大于继续压缩 baos.reset();// 重置baos即清空baos image.compress(Bitmap.CompressFormat.JPEG, options, baos);// 这里压缩options%，把压缩后的数据存放到baos中 options -= 10;// 每次都减少10 } ByteArrayInputStream isBm = new ByteArrayInputStream(baos.toByteArray());// 把压缩后的数据baos存放到ByteArrayInputStream中 Bitmap bitmap = BitmapFactory.decodeStream(isBm, null, null);// 把ByteArrayInputStream数据生成图片 return bitmap; } protected String getAbsoluteImagePath(Uri uri) { // can post image String[] proj = { MediaStore.Images.Media.DATA }; Cursor cursor = managedQuery(uri, proj, // Which columns to return null, // WHERE clause; which rows to return (all rows) null, // WHERE clause selection arguments (none) null); // Order-by clause (ascending by name) int column_index = cursor .getColumnIndexOrThrow(MediaStore.Images.Media.DATA); cursor.moveToFirst(); return cursor.getString(column_index); } }
重写popupWindow代码
package com.bwie.webviewupload; import android.app.Activity; import android.content.Context; import android.graphics.drawable.ColorDrawable; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnTouchListener; import android.view.ViewGroup.LayoutParams; import android.widget.Button; import android.widget.PopupWindow; public class MyPopupWindow extends PopupWindow { private Button btn_take_photo, btn_pick_photo, btn_cancel; private View mMenuView; public MyPopupWindow(Activity context, OnClickListener itemsOnClick) { super(); LayoutInflater inflater = (LayoutInflater) context .getSystemService(Context.LAYOUT_INFLATER_SERVICE); mMenuView = inflater.inflate(R.layout.popup, null); btn_take_photo = (Button) mMenuView.findViewById(R.id.btn_take_photo); btn_pick_photo = (Button) mMenuView.findViewById(R.id.btn_pick_photo); btn_cancel = (Button) mMenuView.findViewById(R.id.btn_cancel); // 取消按钮 btn_cancel.setOnClickListener(new OnClickListener() { public void onClick(View v) { // 销毁弹出框 dismiss(); } }); // 设置按钮监听 btn_pick_photo.setOnClickListener(itemsOnClick); btn_take_photo.setOnClickListener(itemsOnClick); // 设置SelectPicPopupWindow的View this.setContentView(mMenuView); // 设置SelectPicPopupWindow弹出窗体的宽 this.setWidth(LayoutParams.FILL_PARENT); // 设置SelectPicPopupWindow弹出窗体的高 this.setHeight(LayoutParams.WRAP_CONTENT); // 设置SelectPicPopupWindow弹出窗体可点击 this.setFocusable(true); // 设置SelectPicPopupWindow弹出窗体动画效果 this.setAnimationStyle(R.style.mypopwindow_anim_style); // 实例化一个ColorDrawable颜色为半透明 // ColorDrawable dw = new ColorDrawable(0xb0000000); // 设置SelectPicPopupWindow弹出窗体的背景 // this.setBackgroundDrawable(dw); // mMenuView添加OnTouchListener监听判断获取触屏位置如果在选择框外面则销毁弹出框 mMenuView.setOnTouchListener(new OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { int height = mMenuView.findViewById(R.id.pop_layout).getTop(); int y = (int) event.getY(); if (event.getAction() == MotionEvent.ACTION_UP) { if (y < height) { dismiss(); } } return true; } }); } }