Correction: <input ui:field="fileInput" type="file" />
On Wednesday, 12 October 2022 at 9:59:13 pm UTC+11 Craig Mitchell wrote:
> I have no clue what your error is, but it's so much easier to read files
> with HTML5 now.
>
> Something like this:
> -----
> <input ui:field="fileInput" style="display: none;" type="file" />
>
> @UiField InputElement fileInput;
>
> Event.sinkEvents(fileInput, Event.ONCHANGE);
> Event.setEventListener(fileInput, event -> handleFileUpload());
>
> private void handleFileUpload() {
> JavaScriptObject files = fileInput.getPropertyJSO("files");
>
> if (files instanceof JsArray) {
> JsArray<JavaScriptObject> filesArray =
> (JsArray<JavaScriptObject>)files;
>
> if (filesArray.length() > 0) {
> handleFileUploadJS(filesArray.get(0), fileData ->
> handleAfterFileUpload(fileData));
> }
> }
> }
>
> private static native void handleFileUploadJS(JavaScriptObject fileData)
> /*-{
> var fileReader = new FileReader();
> fileReader.addEventListener("load", function () {
> // Your file data will be in fileReader.result
> }, false);
> fileReader.readAsDataURL(fileData);
> }-*/;
> -----
>
> No server code needed. :)
>
> On Wednesday, 12 October 2022 at 9:24:41 pm UTC+11 [email protected]
> wrote:
>
>> For file upload we are using GXT FileUploadField.
>> for server we are using servlets that extends GWT RemoteServiceServlet
>> There's a UploadExcelHandler that on success send. a notification. It
>> uses puremvc4gwt.
>> We have a handle notification that gets the received data and calles
>> methods to update the grid and reload it
>> ( please read my last message for the reload, I found the root cause but
>> no solution is found yet)
>> Thanks
>> Le mercredi 12 octobre 2022 à 11:59:26 UTC+2, system out a écrit :
>>
>>> Yes we are using GXT 2.2.5 with GWT 2.8.1
>>> We have a custom Grid object created that has an EditoGrid,
>>> PagingToolbar, ListStore, ColumnModel and many other properties like
>>> height..
>>> I found that the problem is caused by the load method inside the
>>> PagingLoader.
>>> we have this line:
>>> grid.reconfigure(store, grid.getColumnModel())
>>> then the following line that causes the error:
>>> loader.load(config).
>>> config is a PagingLoadConfig
>>> I tried loader.load() and loader.load(0.50) and
>>> grid.getStore().getLoader().load()
>>> but nothing seems to work.
>>>
>>> Le mardi 11 octobre 2022 à 18:57:04 UTC+2, [email protected] a écrit :
>>>
>>>> It would certainly help if you provided details on how you do the
>>>> upload (using GWT's own FormPanel and FileUpload? or a third-party
>>>> library?
>>>> GXT-specific widgets?) and how you handle the response (including how you
>>>> generate it server-side)
>>>> For example, see the note at
>>>> https://www.gwtproject.org/javadoc/latest/com/google/gwt/user/client/ui/FormPanel.html#FormPanel--
>>>>
>>>> about server-side requirements.
>>>>
>>>> On Tuesday, October 11, 2022 at 4:17:27 PM UTC+2
>>>> [email protected] wrote:
>>>>
>>>>> I managed to print results on client side. I use alerts to chek.
>>>>> The list is received as it is, we have a method that will fill the
>>>>> grid with that list but somethiing is stopping it. It still print a
>>>>> loading
>>>>> spinner that never stops.
>>>>> The same code works well with gwt 2.4/gxt 2.2.5.
>>>>> Now we are using gwt 2.8/gxt 2.2.5
>>>>>
>>>>> Le lundi 10 octobre 2022 à 21:04:58 UTC+2, system out a écrit :
>>>>>
>>>>>> I migtated gwt app from 2.4 to 2.8
>>>>>> After fixing build erros the app launches and interfaces are
>>>>>> appearing.
>>>>>> We have a excel file upload.
>>>>>> When I click upload it is stuck on loading. A loading text appears
>>>>>> and result never shows up.
>>>>>> There a method that takes data imported from excel and put fill some
>>>>>> objects with it.
>>>>>> The data is well imported. The method that fill objects with it will
>>>>>> return the filled objects as a List. When I return an empty list it
>>>>>> works.
>>>>>> Do you know if there's something that should be changed due to the
>>>>>> migration?
>>>>>>
>>>>>>
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