filepicker

问题 I am creating a Flutter project in which, I have a piece of data (JSON) that I want to Import from and Export to a location the user wants to. In order to achieve this, I require a File Picker plugin in Flutter. Now, I searched the Dart Packages repository for "file picker" but didn't find one. Is there a way to get a File Picker that looks like this: or even this... The first screenshot is preferable for me as it allows file selection from different sources (like Drive). Also, since I want

问题 I'm trying to let the user browse for a file with the FileOpenPicker class, but when I use the PickSingleFileAsync function with await, I get following error: 'IAsyncOperation' does not contain a definition for 'GetAwaiter' and no extension method 'GetAwaiter' accepting a first argument of type 'IAsyncOperation' could be found (are you missing a using directive for 'System'?) This is the function that gives the error on it's last line: private async void browseFileButton_Click(object sender,

问题 Is there any way to start file picker for google drive in android app - to do something similar to this http://googleappsdeveloper.blogspot.com/2012/08/allowing-user-to-select-google-drive.html. I need to allow user to select files from google drive, so I can use their bytes in my application. Thanks. 回答1: Yes, there is a file picker in the GDAA. The best place to see it's use is this demo, specifically the Intents section. There are 2 methods in the demo you are interested in: the 'Pick a

问题 You see that it is adivsed to create your file with your app-specific mime type. Is it right way? I wonder because google drive somehow associates files with the application that created them for Open with functionality. Can this be exploited for the file picker? 回答1: FYI-- You mentioned your project ID being alpine-dogfish-833. If you login to the developer console, then click on your project (which takes you to the project "Overview" page), you will see 2 identifiers at the top: Project ID:

问题 How i can pick mp3 file from sdcard in android preferenceScreen menu.. here is my preferenceScreen: <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"> <PreferenceCategory android:title="@string/app_setting"> <Preference android:title="@string/ChooseRingtone" android:key="sdPref" /> </PreferenceCategory> </PreferenceScreen> here my SettingActivity: public class SettingsActivity extends AppCompatPreferenceActivity{ @Override public void onCreate(Bundle

问题 I have an Android app where I am allowing the user to pick a file from the file system, I then get the path and set the path to an EditText and then use this path to open the file contents. Below is how I am loading the file picker Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("*/*"); intent.addCategory(Intent.CATEGORY_OPENABLE); intent.setAction(Intent.ACTION_GET_CONTENT); startActivityForResult(Intent.createChooser(intent, "Select your private key"), PRIVATE_KEY

问题 I'm looking to build a photo management app and I've decided to use Filepicker.io with Amazon s3 to manage the uploads/hosting of static files. I plan on having Filepicker handle the upload of images to s3, and then I will store the url of the image in a database -- these urls will be embedded in a template. For example, HTML: <input type="file" name="datafile"> {{#if src}} <img src='{{src}}'> {{/if}} Javascript : 'change input' : function (e, t) { var file = e.currentTarget.files[0]; if

问题 I'm using the FilePicker for Windows Universal apps and I'm trying to launch the File Picker from MainPage.xaml and then navigate to a different page (LoadPhoto.xaml) to render the selected image. I initially implemented my app so that I'd navigate to LoadPhoto.xaml and then, as part of loading the page, I'd call the File Picker. However that caused issues when resuming the app, so I moved the File Picker call out of the constructor. In the newest implementation, I call the file picker from

问题 I am trying to use filepicker for my hololens app. But I can't use it because my project can't add the 'windows' reference. When I write using Windows.Storage The type or namespace name 'Windows' could not be found -- This error message appears with red line under Windows. I tried to add reference with reference manager, but I can't find anything such as Windows at the Assemblies - Framework. Can anyone help me on this? Thanks! 回答1: Win 8.1 SDK was missing for me, so got the error. Below

问题 I am trying to implement a File Chooser. I am using Android File Explore for file chooser in my app. When I run the app, it shows me Internal storage and returns me the file path, but it doesn't show External Storage at all. This is my AndroidManifest.xml file. <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.unicloud.mittal" > <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name=