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Code Issues Releases Wiki Activity

Switch the PhotoActivity to the MainActivity

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This commit is contained in:
DjBushido 2014-03-18 20:36:22 -04:00
parent 0e90b852c9
commit c9941fd0e4
4 changed files with 168 additions and 239 deletions
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36
HW4/res/layout/activity_main.xml
View File

@ -1,32 +1,28 @@
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/layout_async"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity" >
<GridView
android:id="@+id/grid_async"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:columnWidth="90dp"
android:numColumns="@integer/column_count" />
<Button
android:id="@+id/btnThread"
android:layout_width="wrap_content"
android:id="@+id/btn_exit_async"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_alignLeft="@+id/btnAsync"
android:layout_alignParentTop="true"
android:layout_alignRight="@+id/btnAsync"
android:layout_marginTop="100dp"
android:onClick="onClick"
android:text="Generate Image Thread" />
android:layout_gravity="bottom"
android:text="@string/exit_button_text" />
<Button
android:id="@+id/btnAsync"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/btnThread"
android:layout_centerHorizontal="true"
android:layout_marginTop="25dp"
android:onClick="onClick"
android:text="Generate Image AsyncTask" />
</RelativeLayout>
</LinearLayout>

28
HW4/res/layout/activity_photo.xml
View File

@ -1,28 +0,0 @@
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/layout_async"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".PhotoActivity" >
<GridView
android:id="@+id/grid_async"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:columnWidth="90dp"
android:numColumns="@integer/column_count" />
<Button
android:id="@+id/btn_exit_async"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:text="@string/exit_button_text" />
</LinearLayout>

161
HW4/src/com/example/hw4/MainActivity.java
View File

@ -4,36 +4,179 @@ package com.example.hw4;
* Bradlee Speice, Brandon Rodenmayer
* ITIS 4180
* In Class 3
* MainActivity.java
* PhotoActivity.java
*/
import java.net.URL;
import java.util.ArrayList;
import android.os.AsyncTask;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.app.ProgressDialog;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
public class MainActivity extends Activity {
ProgressDialog progress;
LinearLayout root;
GridView photoGrid;
int[] imageUrlIds = {R.string.uncc_main_image, R.string.football_main_image,
R.string.ifest_main_image, R.string.commencement_main_image
};
int[] imageNames = {R.string.uncc, R.string.sports, R.string.ifest, R.string.commencement};
ArrayList<Bitmap> bitmapList = new ArrayList<Bitmap>();
ArrayList<String> bitmapNames = new ArrayList<String>();
int downloadProgress;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
root = (LinearLayout)findViewById(R.id.layout_async);
photoGrid = (GridView)findViewById(R.id.grid_async);
downloadProgress = 0;
//set the progress dialog
progress = new ProgressDialog(this);
progress.setMessage("Loading...");
progress.setCancelable(false);
progress.show();
for(int x : imageUrlIds)//download images
{
new DownloadPhoto().execute(getString(x));
}
//create exit button
Button exit = (Button)findViewById(R.id.btn_exit_async);
exit.setOnClickListener(new View.OnClickListener() {
public void onClick(View v)
{
finish();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
getMenuInflater().inflate(R.menu.photo, menu);
return true;
}
public void onClick(View v) {
// One of our buttons has been clicked, let's start the activity and go!
if (v.getId() == R.id.btnAsync)
startActivity(new Intent(this, PhotoActivity.class));
else
startActivity(new Intent(this, PhotoThread.class));
private class DownloadPhoto extends AsyncTask<String, Void, Bitmap>
{
@Override
protected Bitmap doInBackground(String... url)
{
Bitmap image = null;
try
{
URL imageUrl = new URL(url[0]);
image = BitmapFactory.decodeStream(imageUrl.openStream());
}
catch(Exception e)
{
e.printStackTrace();
}
return image;
}
@Override
protected void onPostExecute(Bitmap result)
{
//already a default picture included in grid_schema.xml, so no need to set a blank pic
bitmapList.add(result);
bitmapNames.add(getString(imageNames[downloadProgress]));
downloadProgress++;
if(downloadProgress>=imageUrlIds.length)
{
progress.dismiss();
//all images are loaded, so set them in the grid
photoGrid.setAdapter(new ImageAdapter(photoGrid.getContext()));
}
}
}
public class ImageAdapter extends BaseAdapter
{
private Context context;
public ImageAdapter(Context context)
{
this.context = context;
}
@Override
public int getCount()
{
return imageUrlIds.length;
}
@Override
public Object getItem(int position)//no purpose. only to fill the requirement of needing the method.
{
return position;
}
@Override
public long getItemId(int position)//no purpose. only to fill the requirement of needing the method.
{
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
Holder holder = new Holder();
View vi = convertView;
if(vi == null)
{
//create layout of what we want one grid section to look like
vi = getLayoutInflater().inflate(R.layout.grid_schema, null);
holder.textView = (TextView)vi.findViewById(R.id.textView1);
holder.imageView = (ImageView)vi.findViewById(R.id.imageView1);
vi.setTag(holder);//associate the views in the holder to the grid
}
else
{
holder = (Holder)(vi.getTag());
}
//set the views in the grid to what was loaded
holder.textView.setText(getString(R.string.download_error));
if(bitmapList.get(position)!=null)
{
holder.imageView.setImageBitmap(bitmapList.get(position));
holder.textView.setText(bitmapNames.get(position));
}
return vi;
}
}
//views included in one grid section
static class Holder
{
TextView textView;
ImageView imageView;
}
}

182
HW4/src/com/example/hw4/PhotoActivity.java
View File

@ -1,182 +0,0 @@
package com.example.hw4;
/*
* Bradlee Speice, Brandon Rodenmayer
* ITIS 4180
* In Class 3
* PhotoActivity.java
*/
import java.net.URL;
import java.util.ArrayList;
import android.os.AsyncTask;
import android.os.Bundle;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
public class PhotoActivity extends Activity {
ProgressDialog progress;
LinearLayout root;
GridView photoGrid;
int[] imageUrlIds = {R.string.uncc_main_image, R.string.football_main_image,
R.string.ifest_main_image, R.string.commencement_main_image
};
int[] imageNames = {R.string.uncc, R.string.sports, R.string.ifest, R.string.commencement};
ArrayList<Bitmap> bitmapList = new ArrayList<Bitmap>();
ArrayList<String> bitmapNames = new ArrayList<String>();
int downloadProgress;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_photo);
root = (LinearLayout)findViewById(R.id.layout_async);
photoGrid = (GridView)findViewById(R.id.grid_async);
downloadProgress = 0;
//set the progress dialog
progress = new ProgressDialog(this);
progress.setMessage("Loading...");
progress.setCancelable(false);
progress.show();
for(int x : imageUrlIds)//download images
{
new DownloadPhoto().execute(getString(x));
}
//create exit button
Button exit = (Button)findViewById(R.id.btn_exit_async);
exit.setOnClickListener(new View.OnClickListener() {
public void onClick(View v)
{
finish();
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.photo, menu);
return true;
}
private class DownloadPhoto extends AsyncTask<String, Void, Bitmap>
{
@Override
protected Bitmap doInBackground(String... url)
{
Bitmap image = null;
try
{
URL imageUrl = new URL(url[0]);
image = BitmapFactory.decodeStream(imageUrl.openStream());
}
catch(Exception e)
{
e.printStackTrace();
}
return image;
}
@Override
protected void onPostExecute(Bitmap result)
{
//already a default picture included in grid_schema.xml, so no need to set a blank pic
bitmapList.add(result);
bitmapNames.add(getString(imageNames[downloadProgress]));
downloadProgress++;
if(downloadProgress>=imageUrlIds.length)
{
progress.dismiss();
//all images are loaded, so set them in the grid
photoGrid.setAdapter(new ImageAdapter(photoGrid.getContext()));
}
}
}
public class ImageAdapter extends BaseAdapter
{
private Context context;
public ImageAdapter(Context context)
{
this.context = context;
}
@Override
public int getCount()
{
return imageUrlIds.length;
}
@Override
public Object getItem(int position)//no purpose. only to fill the requirement of needing the method.
{
return position;
}
@Override
public long getItemId(int position)//no purpose. only to fill the requirement of needing the method.
{
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
Holder holder = new Holder();
View vi = convertView;
if(vi == null)
{
//create layout of what we want one grid section to look like
vi = getLayoutInflater().inflate(R.layout.grid_schema, null);
holder.textView = (TextView)vi.findViewById(R.id.textView1);
holder.imageView = (ImageView)vi.findViewById(R.id.imageView1);
vi.setTag(holder);//associate the views in the holder to the grid
}
else
{
holder = (Holder)(vi.getTag());
}
//set the views in the grid to what was loaded
holder.textView.setText(getString(R.string.download_error));
if(bitmapList.get(position)!=null)
{
holder.imageView.setImageBitmap(bitmapList.get(position));
holder.textView.setText(bitmapNames.get(position));
}
return vi;
}
}
//views included in one grid section
static class Holder
{
TextView textView;
ImageView imageView;
}
}