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Simple-Draw
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Code Issues Packages Projects Releases Wiki Activity

check for permissions before saving the file

This commit is contained in:
tibbi 2016-03-16 13:53:33 +01:00
parent 79ecbac4f0
commit f41804ee5f
2 changed files with 25 additions and 0 deletions
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24
app/src/main/java/com/simplemobiletools/draw/MainActivity.java
View File

@ -1,6 +1,8 @@
package com.simplemobiletools.draw;
import android.Manifest;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.media.MediaScannerConnection;
@ -8,6 +10,8 @@ import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v4.content.FileProvider;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
@ -16,6 +20,7 @@ import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
import java.io.ByteArrayOutputStream;
import java.io.File;
@ -32,6 +37,7 @@ public class MainActivity extends AppCompatActivity {
private static final String FOLDER_NAME = "images";
private static final String FILE_NAME = "simple-draw.png";
private static final String SAVE_FOLDER_NAME = "Simple Draw";
private final int STORAGE_PERMISSION = 1;
@Bind(R.id.my_canvas) MyCanvas myCanvas;
@Bind(R.id.color_picker) View colorPicker;
private int color;
@ -66,7 +72,25 @@ public class MainActivity extends AppCompatActivity {
}
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == STORAGE_PERMISSION) {
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
saveImage();
} else {
Toast.makeText(this, getResources().getString(R.string.no_permissions), Toast.LENGTH_SHORT).show();
}
}
}
private void saveImage() {
if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, STORAGE_PERMISSION);
return;
}
final View saveFileView = getLayoutInflater().inflate(R.layout.save_file, null);
final AlertDialog.Builder builder = new AlertDialog.Builder(this);

1
app/src/main/res/values/strings.xml
View File

@ -6,4 +6,5 @@
<string name="file_name">File name</string>
<string name="save_file">Save file</string>
<string name="enter_file_name">Please enter a file name</string>
<string name="no_permissions">Could not save the file without accessing the external storage</string>
</resources>