Questions tagged as 'android'

Tagged questions
3
answers

Request the time in an AlertDialog

What I want is to have an EditText that when pressed will display a dialog in which you choose the hour and the minutes. The dialog box comes up, but when I click on the accept option I get the classic "Unfortunately the app stopped" ... This...
asked by 18.02.2018 / 23:14
0
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I have a problem with the Intent.createChooser PLEASE HELP

I have a question because I do not get the address of files that are images, videos, music but of text documents like word or .txt public class minube_main extends Fragment { final int ACTIVITY_CHOOSE_FILE = 1; FloatingActionButton FBMN; Gri...
asked by 19.02.2018 / 06:52
0
answers

Android markers in a distance radius

I have a query, I have a Json with addresses of locations such as banks, stores, etc. I want to show those markers on the map as I move, that is, within a radius of 200 meters. I already have my List and I go through them with a foreach, f...
asked by 16.02.2018 / 01:54
0
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How to change the color of the options menu

I'm going to change the question again, because the title of the post I think says that what I want to change is the color of the menu , and not the color of the button. I will not extend much to see if this is better understood My questi...
asked by 16.02.2018 / 12:25
1
answer

Problem with updating ListView Android

I ask for help I have searched but I have not found what I am doing wrong so that I do not update the listview, after having modified the table with an Alertdialog I would appreciate any help. public class Pedidos extends Activity implements A...
asked by 16.02.2018 / 13:59
1
answer

Java Android Generate a document from a template .docx

I am trying to generate a document thanks to the plugin: xdocreport-1.0.4.jar Let's say that it has worked for me from the PC, following a template to generate another one with the data entered in the form but from the android phone I can...
asked by 13.02.2018 / 19:08
0
answers

Call data by id

I am just starting in programming in android studio, and I was working with spinners, where I have already created a DAO / DTO with the values I want to show. I have 3 spinners that show the sensor, the proof of this and its status. The idea is...
asked by 15.02.2018 / 18:44
0
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How to generate binary images of a capture of the camera from the phone without the shadows affecting

I try to create an application that is able to take a photo and apply a filter to the image taken in such a way that a binary image is generated. My problem lies in the shadows, the shadows turn black and most of the image is ruined. This is the...
asked by 15.02.2018 / 22:00
0
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How to delete external SD card file using SAF (storage access framework)

Basically I need to delete a file that I have in a recylcerView, the path I have is /storage/0617-4585/Imagenes/myimagen.jpg but at the time of doing file.delete() the file is still ... I was reading that I must have writable pe...
asked by 15.02.2018 / 17:44
1
answer

(Android) Read text from web file

I'm doing an application in which I need to read a string of a file hosted in a hosting and display it in a Toast, with the attached code works without problems from Eclipse but in Android Studio I can not get it to get me that string . Any idea...
asked by 15.02.2018 / 10:16