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Code Issues Packages Projects Releases Wiki Activity

Share media from within Media Preview and share QR code image.

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This commit is contained in:
Alan Evans
2020-11-04 15:51:30 -04:00
parent 5e536c3fa5
commit 2f69a9c38e
12 changed files with 418 additions and 61 deletions
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63
app/src/main/java/org/thoughtcrime/securesms/recipients/ui/sharablegrouplink/qr/GroupLinkShareQrDialogFragment.java
View File

@@ -1,5 +1,10 @@
package org.thoughtcrime.securesms.recipients.ui.sharablegrouplink.qr;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
@@ -8,6 +13,7 @@ import android.view.ViewGroup;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.Toolbar;
import androidx.core.app.ShareCompat;
import androidx.fragment.app.DialogFragment;
import androidx.fragment.app.FragmentManager;
import androidx.lifecycle.ViewModelProviders;
@@ -16,9 +22,13 @@ import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.components.qr.QrView;
import org.thoughtcrime.securesms.groups.GroupId;
import org.thoughtcrime.securesms.logging.Log;
import org.thoughtcrime.securesms.providers.BlobProvider;
import org.thoughtcrime.securesms.qr.QrCode;
import org.thoughtcrime.securesms.util.BottomSheetUtil;
import org.thoughtcrime.securesms.util.ThemeUtil;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Objects;
public class GroupLinkShareQrDialogFragment extends DialogFragment {
@@ -64,9 +74,9 @@ public class GroupLinkShareQrDialogFragment extends DialogFragment {
}
private void initializeViewModel() {
Bundle arguments = requireArguments();
GroupId.V2 groupId = GroupId.parseOrThrow(Objects.requireNonNull(arguments.getString(ARG_GROUP_ID))).requireV2();
GroupLinkShareQrViewModel.Factory factory = new GroupLinkShareQrViewModel.Factory(groupId);
Bundle arguments = requireArguments();
GroupId.V2 groupId = GroupId.parseOrThrow(Objects.requireNonNull(arguments.getString(ARG_GROUP_ID))).requireV2();
GroupLinkShareQrViewModel.Factory factory = new GroupLinkShareQrViewModel.Factory(groupId);
viewModel = ViewModelProviders.of(this, factory).get(GroupLinkShareQrViewModel.class);
}
@@ -85,8 +95,49 @@ public class GroupLinkShareQrDialogFragment extends DialogFragment {
private void presentUrl(@Nullable String url) {
qrImageView.setQrText(url);
shareCodeButton.setOnClickListener(v -> {
// TODO [Alan] GV2 Allow qr image share
});
// Restricted to API26 because of MemoryFileUtil not supporting lower API levels well
if (Build.VERSION.SDK_INT >= 26) {
shareCodeButton.setVisibility(View.VISIBLE);
shareCodeButton.setOnClickListener(v -> {
Uri shareUri;
try {
shareUri = createTemporaryPng(url);
} catch (IOException e) {
Log.w(TAG, e);
return;
}
Intent intent = ShareCompat.IntentBuilder.from(requireActivity())
.setType("image/png")
.setStream(shareUri)
.createChooserIntent()
.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
requireContext().startActivity(intent);
});
} else {
shareCodeButton.setVisibility(View.GONE);
}
}
private static Uri createTemporaryPng(@Nullable String url) throws IOException {
Bitmap qrBitmap = QrCode.create(url, Color.BLACK, Color.WHITE);
try (ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream()) {
qrBitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
byteArrayOutputStream.flush();
byte[] bytes = byteArrayOutputStream.toByteArray();
return BlobProvider.getInstance()
.forData(bytes)
.withMimeType("image/png")
.withFileName("SignalGroupQr.png")
.createForSingleSessionInMemory();
} finally {
qrBitmap.recycle();
}
}
}