H5调用原生资源选择照片 input type=file

  H5调用原生资源选择照片 input type=file

提示：如果需要同时调用拍照或者选择照片，则自定义弹出框

private var mUploadMessage: ValueCallback<Uri>? = null
var uploadMessage: ValueCallback<Array<Uri>>? = null
val REQUEST_SELECT_FILE = 100
private val FILECHOOSER_RESULTCODE = 2

 

web_view.settings.javaScriptEnabled = true

web_view.webChromeClient = object : WebChromeClient() {

            override fun onShowFileChooser(webView: WebView?, filePathCallback: ValueCallback<Array<Uri>>?, fileChooserParams: FileChooserParams?): Boolean {
                if (uploadMessage != null) {
                    uploadMessage!!.onReceiveValue(null)
                    uploadMessage = null
                }

                uploadMessage = filePathCallback

                val intent = fileChooserParams!!.createIntent()
                try {
                   
                    startActivityForResult(intent, REQUEST_SELECT_FILE)

                } catch (e: ActivityNotFoundException) {
                    uploadMessage = null
                    Toast.makeText(baseContext, "Cannot Open File Chooser", Toast.LENGTH_LONG).show()
                    return false
                }
                return true
            }
        }

  

override fun onActivityResult(requestCode: Int, resultCode: Int, intent: Intent?) {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            if (requestCode == REQUEST_SELECT_FILE) {
                if (uploadMessage == null)
                    return
                uploadMessage!!.onReceiveValue(WebChromeClient.FileChooserParams.parseResult(resultCode, intent))
                uploadMessage = null
            }
        } else if (requestCode == FILECHOOSER_RESULTCODE) {
            if (null == mUploadMessage)
                return
            val result = if (intent == null || resultCode != RESULT_OK) null else intent.data
            mUploadMessage!!.onReceiveValue(result)
            mUploadMessage = null

        } else
            Toast.makeText(getBaseContext(), "Failed to Upload Image", Toast.LENGTH_LONG).show()
    }

 

本文地址：https://blog.csdn.net/u010194271/article/details/110644987