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https://github.com/bspeice/itcs4180
synced 2024-12-04 21:28:10 -05:00
Added gallery function
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parent
8a1acefb21
commit
5615978ba0
@ -10,9 +10,18 @@
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<GridView
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<GridView
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android:id="@+id/gallery"
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android:id="@+id/gallery"
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android:layout_width="match_parent"
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android:layout_width="match_parent"
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android:layout_height="0dp"
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android:layout_margin="5dp"
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android:layout_weight="1"
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android:columnWidth="50dp"
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android:numColumns="4" />
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<Button
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android:id="@+id/buttonExit"
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:layout_height="wrap_content"
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android:numColumns="4" >
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android:layout_gravity="bottom"
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</GridView>
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android:text="@string/exit_button_text" />
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</LinearLayout>
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</LinearLayout>
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@ -7,19 +7,45 @@ package com.example.hw4;
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* GalleryActivity.java
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* GalleryActivity.java
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*/
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*/
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import java.net.URL;
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import java.util.ArrayList;
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import com.example.hw4.MainActivity.Holder;
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import android.app.Activity;
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import android.app.Activity;
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import android.app.ProgressDialog;
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import android.content.Context;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.os.AsyncTask;
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import android.os.Bundle;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.View.OnClickListener;
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import android.widget.AdapterView;
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import android.widget.BaseAdapter;
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import android.widget.Button;
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import android.widget.GridView;
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import android.widget.GridView;
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import android.widget.ImageView;
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import android.widget.TextView;
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import android.widget.Toast;
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import android.widget.Toast;
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import android.widget.AdapterView.OnItemClickListener;
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public class GalleryActivity extends Activity
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public class GalleryActivity extends Activity
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{
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{
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GridView gallery;
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GridView gallery;
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int thumbsId;
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ImageView imageView;
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Button exitButton;
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String[] thumbUrls;
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ArrayList<Bitmap> thumbs;
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ImageAdapter imageAdapter;
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Intent imageViewerIntent;
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ProgressDialog progress;
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int photosId;
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@Override
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@Override
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protected void onCreate(Bundle savedInstanceState)
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protected void onCreate(Bundle savedInstanceState)
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@ -27,8 +53,29 @@ public class GalleryActivity extends Activity
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super.onCreate(savedInstanceState);
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_gallery);
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setContentView(R.layout.activity_gallery);
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thumbsId = getIntent().getExtras().getInt("thumbsId");
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imageViewerIntent = new Intent(this, ImageViewerActivity.class);
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Toast.makeText(getApplicationContext(), thumbsId, Toast.LENGTH_LONG).show();
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thumbUrls = getResources().getStringArray(getIntent().getExtras().getInt("thumbsId"));
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photosId = getIntent().getExtras().getInt("photosId");
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gallery = (GridView)findViewById(R.id.gallery);
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exitButton = (Button)findViewById(R.id.buttonExit);
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thumbs = new ArrayList<Bitmap>();
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progress = new ProgressDialog(this);
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progress.setMessage("Loading...");
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progress.setCancelable(false);
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progress.show();
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for(String url: thumbUrls)
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{
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new DownloadThumbs().execute(url);
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}
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exitButton.setOnClickListener(new OnClickListener(){
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@Override
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public void onClick(View v) {
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finish();
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}
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});
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}
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}
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@Override
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@Override
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@ -39,15 +86,105 @@ public class GalleryActivity extends Activity
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return true;
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return true;
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}
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}
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@Override
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private class DownloadThumbs extends AsyncTask<String, Void, Bitmap>
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public boolean onOptionsItemSelected(MenuItem item) {
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{
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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@Override
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// as you specify a parent activity in AndroidManifest.xml.
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protected Bitmap doInBackground(String... url)
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int id = item.getItemId();
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{
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if (id == R.id.action_settings) {
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Bitmap image = null;
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return true;
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try
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{
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URL imageUrl = new URL(url[0]);
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image = BitmapFactory.decodeStream(imageUrl.openStream());
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}
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catch(Exception e)
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{
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e.printStackTrace();
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}
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return image;
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}
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@Override
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protected void onPostExecute(Bitmap result)
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{
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if(result != null)
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{
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thumbs.add(result);
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}
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else
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{
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thumbs.add(BitmapFactory.decodeResource(getResources(), R.drawable.ic_launcher));
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}
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if(thumbs.size() >= thumbUrls.length)
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{
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imageAdapter = new ImageAdapter(gallery.getContext());
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gallery.setAdapter(imageAdapter);
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gallery.setOnItemClickListener(new OnItemClickListener()
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{
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@Override
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public void onItemClick(AdapterView<?> parent, View view,
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int position, long id)
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{
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imageViewerIntent.putExtra("urls", (int)photosId);
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imageViewerIntent.putExtra("index", (int)position);
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startActivity(imageViewerIntent);
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}
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});
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progress.dismiss();
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}
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}
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}
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public class ImageAdapter extends BaseAdapter
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{
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private Context context;
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public ImageAdapter(Context context)
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{
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this.context = context;
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}
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@Override
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public int getCount()
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{
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return thumbs.size();
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}
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@Override
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public Object getItem(int position)//no purpose.
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{
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return position;
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}
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@Override
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public long getItemId(int position)//no purpose. only to fill the requirement of needing the method.
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{
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return position;
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent)
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{
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ImageView imageView;
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View vi = convertView;
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if(vi == null)
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{
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imageView = new ImageView(getBaseContext());
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//imageView.setLayoutParams(new GridView.LayoutParams(50,50));
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imageView.setPadding(5, 5, 5, 5);
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}
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else
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{
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imageView = (ImageView)vi;
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}
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imageView.setImageBitmap(thumbs.get(position));
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return imageView;
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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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}
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}
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@ -41,6 +41,7 @@ public class MainActivity extends Activity {
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};
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};
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int[] imageNames = {R.string.label_uncc, R.string.label_sports, R.string.label_ifest, R.string.label_commencement};
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int[] imageNames = {R.string.label_uncc, R.string.label_sports, R.string.label_ifest, R.string.label_commencement};
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int[] thumbNames = {R.array.uncc_thumbs, R.array.football_thumbs, R.array.ifest_thumbs, R.array.commencement_thumbs};
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int[] thumbNames = {R.array.uncc_thumbs, R.array.football_thumbs, R.array.ifest_thumbs, R.array.commencement_thumbs};
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int[] photoNames = {R.array.uncc_photos, R.array.football_photos, R.array.ifest_photos, R.array.commencement_photos};
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ArrayList<Bitmap> bitmapList = new ArrayList<Bitmap>();
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ArrayList<Bitmap> bitmapList = new ArrayList<Bitmap>();
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ArrayList<String> bitmapNames = new ArrayList<String>();
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ArrayList<String> bitmapNames = new ArrayList<String>();
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int downloadProgress;
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int downloadProgress;
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@ -125,8 +126,9 @@ public class MainActivity extends Activity {
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public void onItemClick(AdapterView<?> parent, View view,
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public void onItemClick(AdapterView<?> parent, View view,
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int position, long id)
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int position, long id)
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{
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{
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//Send intent with R.array.label
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//Send intent with thumbs and photos id
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galleryIntent.putExtra("thumbsId", (Integer)(imageAdapter.getItem(position)));
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galleryIntent.putExtra("thumbsId", thumbNames[position]);
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galleryIntent.putExtra("photosId", photoNames[position]);
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startActivity(galleryIntent);
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startActivity(galleryIntent);
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}
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}
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});
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});
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