Filterable thumbnail grid in Java for Android

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/*
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 *   Copyright © 2020-2025 PSPDFKit GmbH. All rights reserved.
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 *
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 *   The PSPDFKit Sample applications are licensed with a modified BSD license.
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 *   Please see License for details. This notice may not be removed from this file.
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 */
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package com.pspdfkit.catalog.examples.java;
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import android.content.Context;
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import android.content.Intent;
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import androidx.annotation.NonNull;
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import com.pspdfkit.catalog.R;
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import com.pspdfkit.catalog.SdkExample;
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import com.pspdfkit.catalog.examples.java.activities.FilterableThumbnailGridActivity;
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import com.pspdfkit.configuration.activity.PdfActivityConfiguration;
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import com.pspdfkit.document.providers.AssetDataProvider;
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import com.pspdfkit.ui.PdfActivityIntentBuilder;
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/**
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 * Example on how to display filters in the thumbnail grid. Shows how to combine PDF processor and
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 * customizability of the thumbnail grid to create filters.
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 */
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public class FilterableThumbnailGridExample extends SdkExample {
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    public FilterableThumbnailGridExample(@NonNull Context context) {
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        super(
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                context.getString(R.string.filterableThumbnailGridExampleTitle),
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                context.getString(R.string.filterableThumbnailGridExampleDescription));
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    }
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    @Override
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    public void launchExample(@NonNull Context context, @NonNull PdfActivityConfiguration.Builder configuration) {
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        final Intent intent = PdfActivityIntentBuilder.fromDataProvider(context, new AssetDataProvider(WELCOME_DOC))
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                .configuration(configuration.build())
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                .activityClass(FilterableThumbnailGridActivity.class)
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                .build();
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        context.startActivity(intent);
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    }
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}