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@@ -1,272 +0,0 @@
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-package com.usai.redant.rautils.preview;
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-
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-import android.app.AlertDialog;
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-import android.app.Application;
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-import android.content.Context;
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-import android.content.DialogInterface;
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-import android.content.Intent;
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-import android.content.pm.PackageManager;
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-import android.graphics.Color;
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-import android.net.Uri;
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-import android.os.Build;
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-import android.os.Bundle;
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-import androidx.core.content.FileProvider;
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-import androidx.appcompat.app.ActionBar;
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-import androidx.appcompat.app.AppCompatActivity;
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-import android.util.Log;
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-import android.view.Gravity;
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-import android.view.LayoutInflater;
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-import android.view.Menu;
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-import android.view.MenuItem;
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-import android.view.View;
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-import android.widget.TextView;
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-
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-import com.github.barteksc.pdfviewer.PDFView;
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-import com.github.barteksc.pdfviewer.listener.OnLoadCompleteListener;
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-import com.github.barteksc.pdfviewer.listener.OnPageChangeListener;
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-import com.github.barteksc.pdfviewer.listener.OnPageErrorListener;
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-import com.github.barteksc.pdfviewer.util.FitPolicy;
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-import com.shockwave.pdfium.PdfDocument;
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-import com.usai.redant.rautils.R;
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-import com.usai.redant.rautils.utils.FileManager;
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-import com.usai.redant.rautils.utils.RAProviderHelper;
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-
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-import java.io.File;
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-import java.util.List;
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-
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-public class RAPDFPreviewActivity extends AppCompatActivity implements OnPageChangeListener, OnLoadCompleteListener,OnPageErrorListener {
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-
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- private static final String FilePathKey = "file";
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-
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- public static void test() {
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-
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- }
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-
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- public static void startPreviewActivity(Context context, String filePath) {
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- if (context == null || filePath == null) {
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- return;
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- }
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- Intent intent = new Intent(context, RAPDFPreviewActivity.class);
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- intent.putExtra(FilePathKey, filePath);
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- context.startActivity(intent);
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- }
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-
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- private static final String TAG = RAPDFPreviewActivity.class.getSimpleName();
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-
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- private PDFView pdfView;
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- private Integer pageNumber = 0;
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-
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- protected void openFile() {
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-
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- File file = new File(mFilePath);
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- if (file == null || !file.exists()) {
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- return;
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- }
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-
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- Uri uri = null;
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- String type = FileManager.getMimeType(file.getPath());
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-
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- // type "application/pdf"
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- Intent intent = new Intent(Intent.ACTION_VIEW);
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-
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- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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-
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- // "com.usai.apex.fileprovider"即是在Manifest文件中配置的authorities
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-
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- Application application = getApplication();
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- if (application != null && application instanceof RAProviderHelper.ProviderHelperDelegate) {
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-
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- String authority = ((RAProviderHelper.ProviderHelperDelegate) application).getProviderAuthorities();
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-
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- uri = FileProvider.getUriForFile(this, authority, file);
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- // 给目标应用一个临时授权
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- intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
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- }
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-
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-
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- } else {
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- uri = Uri.fromFile(file);
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- }
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-
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- intent.setDataAndType(uri, type);
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-
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- if (getPackageManager().resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY) != null) {
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- // someone knows how to handle this mime type with this scheme, don't download.
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- try {
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- startActivity(intent);
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- return;
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- } catch (Exception ex) {
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- Log.d("Open File", "activity not found for " + type + " over " + uri, ex);
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- }
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-
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- } else {
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- Log.d("Open File", "openFileAtPath: " + "No App " + uri);
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-
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-
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- AlertDialog.Builder builder = new AlertDialog.Builder(RAPDFPreviewActivity.this);
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- builder.setMessage("Can not open PDF file, no external App found." );
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-
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- builder.setTitle("Open PDF");
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-
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- builder.setPositiveButton(getString(android.R.string.ok), new DialogInterface.OnClickListener()
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- {
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-
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- @Override
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- public void onClick(DialogInterface dialog, int which)
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- {
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- dialog.dismiss();
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-
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-
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- }
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- });
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-
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- builder.create().show();
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- }
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-
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- }
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-
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- protected void shareFile() {
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-
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- File file = new File(mFilePath);
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- if (file == null || !file.exists()) {
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- return;
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- }
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-
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- Uri uri = null;
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- String type = FileManager.getMimeType(file.getPath());
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-
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-
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- if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
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-
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- Application application = getApplication();
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- if (application != null && application instanceof RAProviderHelper.ProviderHelperDelegate) {
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-
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- String authority = ((RAProviderHelper.ProviderHelperDelegate) application).getProviderAuthorities();
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-
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- // "com.usai.apex.fileprovider"即是在Manifest文件中配置的authorities
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- uri = FileProvider.getUriForFile(this, authority, file);
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- // 给目标应用一个临时授权
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- }
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-
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- } else {
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- uri = Uri.fromFile(file);
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- }
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-
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- Intent share = new Intent();
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- share.setAction(Intent.ACTION_SEND);
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- share.putExtra(Intent.EXTRA_STREAM, uri);
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- share.setType(type);
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-
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- startActivity(Intent.createChooser(share, "Share"));
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- }
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-
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- private String mFilePath;
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- private void setCustomActionBar() {
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-
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- ActionBar.LayoutParams lp =new ActionBar.LayoutParams(ActionBar.LayoutParams.MATCH_PARENT, ActionBar.LayoutParams.MATCH_PARENT, Gravity.CENTER);
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- View mActionBarView = LayoutInflater.from(this).inflate(R.layout.actionbar_customtitle, null);
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-
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- String title=new File(mFilePath).getName();
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- TextView mTitleView= mActionBarView.findViewById(R.id.title);
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-
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- mTitleView.setText(title);
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- setTitle(title);
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-
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- ActionBar actionBar = getSupportActionBar();
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- if (actionBar != null) {
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- actionBar.setCustomView(mActionBarView, lp);
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- actionBar.setDisplayHomeAsUpEnabled(true);
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- actionBar.setDisplayShowTitleEnabled(true);
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- }
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-
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- }
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- @Override
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- public boolean onOptionsItemSelected(MenuItem item) {
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-
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- int id = item.getItemId();
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-
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- if (id == android.R.id.home) {
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- finish();
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- } else if (id == R.id.pdf_preview_action_open) {
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- openFile();
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- } else if (id == R.id.pdf_preview_action_send) {
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- shareFile();
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- }
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-
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- return super.onOptionsItemSelected(item);
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- }
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-
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- @Override
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- public boolean onCreateOptionsMenu(Menu menu)
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- {
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- // Inflate the menu; this adds items to the action bar if it is present.
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- getMenuInflater().inflate(R.menu.pdf_preview_menu, menu);
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- return true;
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- }
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-
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- @Override
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- public void onDestroy()
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- {
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- super.onDestroy();
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- }
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-
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- @Override
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- public void onCreate(Bundle savedInstanceState) {
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- super.onCreate(savedInstanceState);
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- setContentView(R.layout.pdf_preview_activity);
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-
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- mFilePath = getIntent().getStringExtra(FilePathKey);
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-
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- setCustomActionBar();
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-
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- pdfView = findViewById(R.id.pdfView);
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- pdfView.setBackgroundColor(Color.LTGRAY);
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- pdfView.setPadding(10,10,10,10);
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- pdfView.fromFile(new File(mFilePath))
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- .defaultPage(pageNumber)
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- .onPageChange(this)
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- .enableAnnotationRendering(true)
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- .onLoad(this)
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- .spacing(10) // in dp
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- .onPageError(this)
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- .pageFitPolicy(FitPolicy.BOTH)
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- .load();
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-
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- }
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-
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- @Override
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- public void loadComplete(int nbPages) {
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- PdfDocument.Meta meta = pdfView.getDocumentMeta();
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- Log.e(TAG, "title = " + meta.getTitle());
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- Log.e(TAG, "author = " + meta.getAuthor());
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- Log.e(TAG, "subject = " + meta.getSubject());
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- Log.e(TAG, "keywords = " + meta.getKeywords());
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- Log.e(TAG, "creator = " + meta.getCreator());
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- Log.e(TAG, "producer = " + meta.getProducer());
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- Log.e(TAG, "creationDate = " + meta.getCreationDate());
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- Log.e(TAG, "modDate = " + meta.getModDate());
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-
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- printBookmarksTree(pdfView.getTableOfContents(), "-");
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- }
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-
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- @Override
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- public void onPageChanged(int page, int pageCount) {
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-
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- }
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-
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- @Override
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- public void onPageError(int page, Throwable t) {
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-
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- }
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-
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- public void printBookmarksTree(List<PdfDocument.Bookmark> tree, String sep) {
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- for (PdfDocument.Bookmark b : tree) {
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-
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- Log.e(TAG, String.format("%s %s, p %d", sep, b.getTitle(), b.getPageIdx()));
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-
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- if (b.hasChildren()) {
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- printBookmarksTree(b.getChildren(), sep + "-");
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- }
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- }
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- }
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-}
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