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package com.artifex.mupdf;
import android.app.Activity;
import android.os.Bundle;
import android.os.Environment;
import android.view.*;
import android.view.View.OnClickListener;
import android.widget.*;
import android.widget.LinearLayout.*;
import java.io.File;
import com.artifex.mupdf.PixmapView;
public class MuPDFActivity extends Activity
{
/* The core rendering instance */
private MuPDFCore core;
private MuPDFCore openFile()
{
String storageState = Environment.getExternalStorageState();
File path, file;
MuPDFCore core;
if (Environment.MEDIA_MOUNTED.equals(storageState))
{
System.out.println("Media mounted read/write");
}
else if (Environment.MEDIA_MOUNTED_READ_ONLY.equals(storageState))
{
System.out.println("Media mounted read only");
}
else
{
System.out.println("No media at all! Bale!\n");
return null;
}
path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
file = new File(path, "test.pdf");
System.out.println("Trying to open "+file.toString());
try
{
core = new MuPDFCore(file.toString());
}
catch (Exception e)
{
System.out.println(e);
return null;
}
return core;
}
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
PixmapView pixmapView;
core = (MuPDFCore)getLastNonConfigurationInstance();
if (core == null)
core = openFile();
if (core == null)
{
/* FIXME: Error handling here! */
return;
}
pixmapView = new PixmapView(this, core);
super.onCreate(savedInstanceState);
/* Now create the UI */
RelativeLayout layout;
LinearLayout bar;
MyButtonHandler bh = new MyButtonHandler(pixmapView);
bar = new LinearLayout(this);
bar.setOrientation(LinearLayout.HORIZONTAL);
bh.buttonStart = new Button(this);
bh.buttonStart.setText("<<");
bh.buttonStart.setOnClickListener(bh);
bar.addView(bh.buttonStart);
bh.buttonPrev = new Button(this);
bh.buttonPrev.setText("<");
bh.buttonPrev.setOnClickListener(bh);
bar.addView(bh.buttonPrev);
bh.buttonNext = new Button(this);
bh.buttonNext.setText(">");
bh.buttonNext.setOnClickListener(bh);
bar.addView(bh.buttonNext);
bh.buttonEnd = new Button(this);
bh.buttonEnd.setText(">>");
bh.buttonEnd.setOnClickListener(bh);
bar.addView(bh.buttonEnd);
layout = new RelativeLayout(this);
layout.setLayoutParams(new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.FILL_PARENT,
RelativeLayout.LayoutParams.FILL_PARENT));
layout.setGravity(Gravity.FILL);
RelativeLayout.LayoutParams barParams =
new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.FILL_PARENT,
RelativeLayout.LayoutParams.WRAP_CONTENT);
barParams.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
bar.setId(100);
layout.addView(bar, barParams);
RelativeLayout.LayoutParams pixmapParams =
new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.FILL_PARENT,
RelativeLayout.LayoutParams.FILL_PARENT);
pixmapParams.addRule(RelativeLayout.ABOVE,100);
layout.addView(pixmapView, pixmapParams);
setContentView(layout);
}
public Object onRetainNonConfigurationInstance()
{
return core;
}
private class MyButtonHandler implements OnClickListener
{
Button buttonStart;
Button buttonPrev;
Button buttonNext;
Button buttonEnd;
PixmapView pixmapView;
public MyButtonHandler(PixmapView pixmapView)
{
this.pixmapView = pixmapView;
}
public void onClick(View v)
{
if (v == buttonStart)
pixmapView.changePage(Integer.MIN_VALUE);
else if (v == buttonPrev)
pixmapView.changePage(-1);
else if (v == buttonNext)
pixmapView.changePage(+1);
else if (v == buttonEnd)
pixmapView.changePage(Integer.MAX_VALUE);
}
}
}
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