com.alibaba.weex.extend.module.WXEventModule.java Source code

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Here is the source code for com.alibaba.weex.extend.module.WXEventModule.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.alibaba.weex.extend.module;

import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.text.TextUtils;
import android.widget.Toast;

import com.alibaba.weex.WXPageActivity;
import com.google.zxing.client.android.CaptureActivity;
import com.taobao.weex.annotation.JSMethod;
import com.taobao.weex.bridge.JSCallback;
import com.taobao.weex.common.WXModule;

import java.util.HashMap;
import java.util.Map;

public class WXEventModule extends WXModule {

    private static final String WEEX_CATEGORY = "com.taobao.android.intent.category.WEEX";
    private static final String WEEX_ACTION = "com.taobao.android.intent.action.WEEX";

    private static final int CAMERA_PERMISSION_REQUEST_CODE = 0x9;

    @JSMethod(uiThread = true)
    public void openURL(String url) {
        if (TextUtils.isEmpty(url)) {
            return;
        }
        String scheme = Uri.parse(url).getScheme();
        StringBuilder builder = new StringBuilder();

        if ("weex://go/scan".equals(url)) {
            if (ContextCompat.checkSelfPermission(mWXSDKInstance.getContext(),
                    Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
                if (ActivityCompat.shouldShowRequestPermissionRationale((Activity) mWXSDKInstance.getContext(),
                        Manifest.permission.CAMERA)) {
                    Toast.makeText(mWXSDKInstance.getContext(),
                            "Weex playground need the camera permission to scan QR code", Toast.LENGTH_SHORT)
                            .show();
                } else {
                    ActivityCompat.requestPermissions((Activity) mWXSDKInstance.getContext(),
                            new String[] { Manifest.permission.CAMERA }, CAMERA_PERMISSION_REQUEST_CODE);
                }
            } else {
                mWXSDKInstance.getContext()
                        .startActivity(new Intent(mWXSDKInstance.getContext(), CaptureActivity.class));
            }
            return;
        }

        if (TextUtils.equals("http", scheme) || TextUtils.equals("https", scheme)
                || TextUtils.equals("file", scheme)) {
            builder.append(url);
        } else {
            builder.append("http:");
            builder.append(url);
        }

        Uri uri = Uri.parse(builder.toString());
        Intent intent = new Intent(mWXSDKInstance.getContext(), WXPageActivity.class);
        intent.setAction(WEEX_ACTION);
        intent.setData(uri);
        intent.addCategory(WEEX_CATEGORY);
        mWXSDKInstance.getContext().startActivity(intent);

        if (mWXSDKInstance.checkModuleEventRegistered("event", this)) {
            HashMap<String, Object> params = new HashMap<>();
            params.put("param1", "param1");
            params.put("param2", "param2");
            params.put("param3", "param3");
            mWXSDKInstance.fireModuleEvent("event", this, params);
        }
    }

    /*
     * a test method for macaca case, you can fire globalEvent when download finish?device shaked and so on.
     * @param event event name
    * */
    @JSMethod(uiThread = true)
    public void fireNativeGlobalEvent(String event, JSCallback callback) {
        Map<String, Object> params = new HashMap<String, Object>();
        params.put("eventParam", "value");

        mWXSDKInstance.fireGlobalEventCallback(event, params);
        if (null != callback) {
            Map<String, Boolean> result = new HashMap<String, Boolean>();
            result.put("ok", true);
            callback.invoke(result);
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == CAMERA_PERMISSION_REQUEST_CODE && grantResults.length > 0
                && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
            mWXSDKInstance.getContext()
                    .startActivity(new Intent(mWXSDKInstance.getContext(), CaptureActivity.class));
        }
    }
}