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@@ -0,0 +1,348 @@
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+package an.qt.extendsQtWithJava;
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+import android.Manifest;
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+import android.app.Activity;
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+import android.app.Notification;
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+import android.app.NotificationManager;
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+import android.content.ClipData;
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+import android.content.ContentUris;
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+import android.content.Context;
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+import android.content.Intent;
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+import android.content.pm.PackageManager;
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+import android.database.Cursor;
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+import android.app.PendingIntent;
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+import android.widget.Toast;
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+import android.os.Handler;
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+import android.os.Message;
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+import android.util.Log;
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+import android.net.ConnectivityManager;
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+import android.net.NetworkInfo;
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+import android.net.Uri;
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+import android.location.LocationManager;
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+import android.location.Criteria;
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+import android.provider.Settings;
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+import android.support.v4.app.ActivityCompat;
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+import android.support.v4.content.ContextCompat;
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+import android.location.Location;
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+import android.location.LocationListener;
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+import android.location.LocationProvider;
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+import java.lang.ClassLoader;
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+import dalvik.system.DexClassLoader;
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+import java.lang.reflect.Field;
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+import java.util.ArrayList;
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+import java.util.Arrays;
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+import java.util.List;
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+import java.util.stream.Stream;
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+
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+import android.os.Build;
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+import android.os.Bundle;
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+import android.os.Environment;
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+import java.io.File;
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+
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+import android.provider.DocumentsContract;
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+import android.provider.MediaStore;
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+
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+
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+public class ExtendsQtWithJava extends org.qtproject.qt5.android.bindings.QtActivity
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+{
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+ //private final static int GET_LOCATION_REQUEST_CODE = 1;
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+ //private final static int CAPTURE_IMAGE_REQUEST_CODE = 2;
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+ private final static int FILE_MANAGER_REQUEST_CODE = 3;
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+ final private int REQUEST_CODE_ASK_PERMISSIONS = 123;
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+ // private static NotificationManager m_notificationManager;
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+ private static ExtendsQtWithJava m_instance;
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+ private static Class m_nativeClass = null;
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+ private final static String TAG = "extendsQt";
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+ public LocationManager m_lm = null;
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+
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+ public ExtendsQtWithJava(){
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+ Log.d(TAG, "ExtendsQtWithJava constructor");
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+ m_instance = this;
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+ }
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+
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+ /**
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+ * 获得类的成员变量值，包括私有成员
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+ * @param instance 被调用的类
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+ * @param variableName 成员变量名
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+ *
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+ */
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+ public static Object get(Object instance, String variableName)
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+ {
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+ Class targetClass = instance.getClass().getSuperclass();
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+ org.qtproject.qt5.android.bindings.QtActivity superInst = (org.qtproject.qt5.android.bindings.QtActivity)targetClass.cast(instance);
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+ Log.d(TAG, "super class name - " + targetClass.getName() + " super instance -" + superInst);
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+ Field field;
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+ try {
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+ field = targetClass.getDeclaredField(variableName);
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+ Log.d(TAG, "field name - " + field.getName());
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+ field.setAccessible(true);//访问私有必须调用
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+ return field.get(superInst);
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ return null;
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+ }
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+ }
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+
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+ public static void loadExtendsQtNative(){
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+ if(m_nativeClass == null){
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+ DexClassLoader loader = (DexClassLoader)get(m_instance, "m_classLoader");
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+ Log.d(TAG, "loader - " + loader);
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+ if(loader != null){
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+ try{
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+ m_nativeClass = loader.loadClass("an.qt.extendsQtWithJava.ExtendsQtNative");
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+ Log.d(TAG, "load ExtendsQtNative OK!");
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+ }catch(ClassNotFoundException e){
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+ Log.d(TAG, "load ExtendsQtNative failed");
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+ }
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+ }
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+ }
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+ }
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+
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+ protected List<Uri> getUris(Intent data){
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+ List<Uri> uris = new ArrayList<Uri>();
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+ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
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+ ClipData clipData = data.getClipData();
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+ if (null != clipData) {
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+ for (int i = 0; i < clipData.getItemCount(); i++) {
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+ ClipData.Item item = clipData.getItemAt(i);
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+ uris.add(item.getUri());
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+ }
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+ } else {
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+ uris.add(data.getData());
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+ }
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+ } else {
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+ uris.add(data.getData());
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+ }
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+ return uris;
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+ }
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+
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+
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+ public static void fileManagerActivity(boolean multi){
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+ Log.d(TAG, "fileManagerActivity1");
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+ //m_instance.startActivity(new Intent(action));
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+ Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
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+ intent.setType("*/*");//设置类型，我这里是任意类型，任意后缀的可以这样写。
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+ intent.addCategory(Intent.CATEGORY_OPENABLE);
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+ intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, multi == true);//多选
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+ intent.putExtra(Intent.EXTRA_LOCAL_ONLY, true);
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+// intent.putExtra("pointer", 12345678);//无法用putExtra 传递数据在 onActivityResult 中接收,放在下面的it中也不行
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+// Bundle b=new Bundle();
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+// b.putString("listenB", "zp");
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+// intent.putExtras(b);
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+
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+ //Intent it = Intent.createChooser(intent, "choose file");
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+ m_instance.startActivityForResult(intent,FILE_MANAGER_REQUEST_CODE);
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+ }
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+
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+ @Override
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+ protected void onActivityResult(int requestCode, int resultCode, Intent data){
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+ //super.onActivityResult(requestCode, resultCode, data);
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+ Log.d(TAG, "onActivityResult:"+requestCode+";"+resultCode);
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+ switch(requestCode){
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+ case FILE_MANAGER_REQUEST_CODE:
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+ {
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+ String arr[] = {};
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+ if (resultCode == Activity.RESULT_OK) {
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+
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+// data.getIntExtra("pointer", 0);//无法接收数据
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+// Bundle b=data.getExtras();
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+
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+ //doFileMenageryResult(requestCode,resultCode, data);
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+/* if (resultCode == Activity.RESULT_OK) {//是否选择，没选择就不会继续
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+ Uri uri = data.getData();//得到uri，后面就是将uri转化成file的过程。
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+ Log.d(TAG, "uri:" + uri);
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+ Log.d(TAG, "uri Scheme:" + uri.getScheme());
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+ String path = uri.getPath();//= getPath(this, uri);
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+
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+ if ("file".equalsIgnoreCase(uri.getScheme())){//使用第三方应用打开
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+ Log.d(TAG, "uri:---1");
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+ path = uri.getPath();
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+ }else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {//4.4+
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+ Log.d(TAG, "uri:---2");
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+ path = getPath(this, uri);
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+ }
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+ Log.d(TAG, "fpath:" + path);
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+
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+
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+ ExtendsQtNative.onFileManager(resultCode, path);
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+
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+ */
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+ List<Uri> uris = getUris(data);
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+ List<String> paths = new ArrayList<String>();
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+ for(Uri uri : uris){
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+ String path = "";
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+ if ("file".equalsIgnoreCase(uri.getScheme())){//使用第三方应用打开
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+ Log.d(TAG, "uri:---1");
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+ path = uri.getPath();
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+ }else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {//4.4+
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+ Log.d(TAG, "uri:---2");
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+ path = getPath(this, uri);
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+ }
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+ Log.d(TAG, "fpath:" + path);
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+ if(path!=null && !path.isEmpty()){
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+ paths.add(path);
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+ }
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+ }
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+
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+
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+ Log.d(TAG, "fpaths:" + paths.toString());
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+
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+ arr = paths.toArray(new String[paths.size()]);
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+ Log.d(TAG, "arr:" + arr.toString());
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+
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+ ExtendsQtNative.onFileManager(resultCode, arr);
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+ }else if(resultCode == Activity.RESULT_CANCELED ){
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+ //String arr[] = {};
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+ ExtendsQtNative.onFileManager(resultCode, arr);
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+ }
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+ }
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+
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+ break;
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+ default:
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+ super.onActivityResult(requestCode, resultCode, data);
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+ }
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+ }
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+
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+/**
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+ * 专为Android4.4设计的从Uri获取文件绝对路径，以前的方法已不好使
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+ */
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+public String getPath(final Context context, final Uri uri) {
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+ Log.d(TAG, "getPath:---1");
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+ final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
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+ Log.d(TAG, "getPath:---2-getAuthority:"+uri.getAuthority());
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+ // DocumentProvider
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+ if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
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+ Log.d(TAG, "getPath:---3");
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+ // ExternalStorageProvider
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+ if (isExternalStorageDocument(uri)) {
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+ final String docId = DocumentsContract.getDocumentId(uri);
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+ final String[] split = docId.split(":");
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+ final String type = split[0];
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+
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+ if ("primary".equalsIgnoreCase(type)) {
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+ return Environment.getExternalStorageDirectory() + "/" + split[1];
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+ }
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+ }
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+ // DownloadsProvider
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+ else if (isDownloadsDocument(uri)) {
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+
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+ final String id = DocumentsContract.getDocumentId(uri);
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+ final Uri contentUri = ContentUris.withAppendedId(
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+ Uri.parse("content://downloads/public_downloads"), Long.valueOf(id));
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+
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+ return getDataColumn(context, contentUri, null, null);
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+ }
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+ // MediaProvider
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+ else if (isMediaDocument(uri)) {
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+ Log.d(TAG, "getPath:---4");
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+ final String docId = DocumentsContract.getDocumentId(uri);
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+ Log.d(TAG, "docId:"+docId);
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+ final String[] split = docId.split(":");
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+ final String type = split[0];
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+ Log.d(TAG, "docId split:"+Arrays.toString(split));
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+ Uri contentUri = null;
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+ if ("image".equals(type)) {
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+ contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
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+ } else if ("video".equals(type)) {
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+ contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
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+ } else if ("audio".equals(type)) {
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+ contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
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+ }
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+
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+ final String selection = "_id=?";
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+ final String[] selectionArgs = new String[]{split[1]};
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+ Log.d(TAG, "contentUri:"+contentUri);
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+
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+ return getDataColumn(context, contentUri, selection, selectionArgs);
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+ }
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+ }
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+ // MediaStore (and general)
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+ else if ("content".equalsIgnoreCase(uri.getScheme())) {
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+ return getDataColumn(context, uri, null, null);
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+ }
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+ // File
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+ else if ("file".equalsIgnoreCase(uri.getScheme())) {
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+ return uri.getPath();
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+ }
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+ return null;
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+}
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+
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+/**
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+ * Get the value of the data column for this Uri. This is useful for
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+ * MediaStore Uris, and other file-based ContentProviders.
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+ *
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+ * @param context The context.
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+ * @param uri The Uri to query.
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+ * @param selection (Optional) Filter used in the query.
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+ * @param selectionArgs (Optional) Selection arguments used in the query.
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+ * @return The value of the _data column, which is typically a file path.
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+ */
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+public String getDataColumn(Context context, Uri uri, String selection,
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+ String[] selectionArgs) {
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+ Log.d(TAG, "getDataColumn:"+uri+";"+selection+";"+Arrays.toString(selectionArgs));
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+//content://media/external/images/media; _id=?;[715746]
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+ Cursor cursor = null;
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+ final String column = "_data";
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+ final String[] projection = {column};
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+
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+ try {
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+/**********权限校验需要 >=sdk23 版本*****************************************/
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+ int hasWriteContactsPermisson = ContextCompat.checkSelfPermission(context,
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+ android.Manifest.permission.READ_EXTERNAL_STORAGE);
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+ Log.d(TAG, "hasWriteContactsPermisson:"+hasWriteContactsPermisson);
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+ if(hasWriteContactsPermisson !=
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+ PackageManager.PERMISSION_GRANTED)
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+ {
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+ ActivityCompat.requestPermissions(m_instance,new String[]
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+ {Manifest.permission.WRITE_CONTACTS},
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+ REQUEST_CODE_ASK_PERMISSIONS);
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+
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+ return "";
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+ }
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+/********************************/
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+ Log.d(TAG, "getDataColumn--1");
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+ cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs,
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+ null);
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+ Log.d(TAG, "getDataColumn--2");
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+ if (cursor != null && cursor.moveToFirst()) {
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+ Log.d(TAG, "getDataColumn--3");
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+ final int column_index = cursor.getColumnIndexOrThrow(column);
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+ Log.d(TAG, "getDataColumn--4");
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+ return cursor.getString(column_index);
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+ }
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+ } catch(Exception e){
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+ Log.d(TAG, "getDataColumn err:"+e.getMessage());
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+ }finally {
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+ if (cursor != null)
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+ cursor.close();
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+ }
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+ return "null";
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+}
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+
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+
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+/**
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+ * @param uri The Uri to check.
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+ * @return Whether the Uri authority is ExternalStorageProvider.
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+ */
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+public boolean isExternalStorageDocument(Uri uri) {
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+ return "com.android.externalstorage.documents".equals(uri.getAuthority());
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+}
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+
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+/**
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+ * @param uri The Uri to check.
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+ * @return Whether the Uri authority is DownloadsProvider.
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+ */
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+public boolean isDownloadsDocument(Uri uri) {
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+ return "com.android.providers.downloads.documents".equals(uri.getAuthority());
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+}
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+
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+/**
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+ * @param uri The Uri to check.
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+ * @return Whether the Uri authority is MediaProvider.
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+ */
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+public boolean isMediaDocument(Uri uri) {
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+ return "com.android.providers.media.documents".equals(uri.getAuthority());
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+}
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+
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+
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+}
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+
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fujiankuan