PHOTO GALLERY IN ANDROID

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photo gallary in android.rar

photo gallery in android.zip

 

related links

http://www.buttoninandroid1.blogspot.in/ 
http://www.listviewinandroid.blogspot.in/
http://www.multipletableindatabase.blogspot.in/
 

 

GalleryDemoActivity.java

package com.gallerydemo;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Gallery;
import android.widget.ImageView;
import android.widget.ImageView.ScaleType;

public class GalleryDemoActivity extends Activity {

 private ImageView selectedImageView;

 private ImageView leftArrowImageView;

 private ImageView rightArrowImageView;

 private Gallery gallery;

 private int selectedImagePosition = 0;

 private List<Drawable> drawables;

 private GalleryImageAdapter galImageAdapter;

 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.main);

  getDrawablesList();
  setupUI();
 }

 private void setupUI() {

  selectedImageView = (ImageView) findViewById(R.id.selected_imageview);
  leftArrowImageView = (ImageView) findViewById(R.id.left_arrow_imageview);
  rightArrowImageView = (ImageView) findViewById(R.id.right_arrow_imageview);
  gallery = (Gallery) findViewById(R.id.gallery);

  leftArrowImageView.setOnClickListener(new OnClickListener() {

   public void onClick(View v) {

    if (selectedImagePosition > 0) {
     --selectedImagePosition;

    }

    gallery.setSelection(selectedImagePosition, false);
   }
  });

  rightArrowImageView.setOnClickListener(new OnClickListener() {

   public void onClick(View v) {

    if (selectedImagePosition < drawables.size() - 1) {
     ++selectedImagePosition;

    }

    gallery.setSelection(selectedImagePosition, false);

   }
  });

  gallery.setOnItemSelectedListener(new OnItemSelectedListener() {

   public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {

    selectedImagePosition = pos;

    if (selectedImagePosition > 0 && selectedImagePosition < drawables.size() - 1) {

     leftArrowImageView.setImageDrawable(getResources().getDrawable(R.drawable.arrow_left_enabled));
     rightArrowImageView.setImageDrawable(getResources().getDrawable(R.drawable.arrow_right_enabled));

    } else if (selectedImagePosition == 0) {

     leftArrowImageView.setImageDrawable(getResources().getDrawable(R.drawable.arrow_left_disabled));

    } else if (selectedImagePosition == drawables.size() - 1) {

     rightArrowImageView.setImageDrawable(getResources().getDrawable(R.drawable.arrow_right_disabled));
    }

    changeBorderForSelectedImage(selectedImagePosition);
    setSelectedImage(selectedImagePosition);
   }

   public void onNothingSelected(AdapterView<?> arg0) {

   }

  });

  galImageAdapter = new GalleryImageAdapter(this, drawables);

  gallery.setAdapter(galImageAdapter);

  if (drawables.size() > 0) {

   gallery.setSelection(selectedImagePosition, false);

  }

  if (drawables.size() == 1) {

   rightArrowImageView.setImageDrawable(getResources().getDrawable(R.drawable.arrow_right_disabled));
  }

 }

 private void changeBorderForSelectedImage(int selectedItemPos) {

  int count = gallery.getChildCount();

  for (int i = 0; i < count; i++) {

   ImageView imageView = (ImageView) gallery.getChildAt(i);
   imageView.setBackgroundDrawable(getResources().getDrawable(R.drawable.image_border));
   imageView.setPadding(3, 3, 3, 3);

  }

  ImageView imageView = (ImageView) gallery.getSelectedView();
  imageView.setBackgroundDrawable(getResources().getDrawable(R.drawable.selected_image_border));
  imageView.setPadding(3, 3, 3, 3);
 }

 private void getDrawablesList() {

  drawables = new ArrayList<Drawable>();
  drawables.add(getResources().getDrawable(R.drawable.natureimage1));
  drawables.add(getResources().getDrawable(R.drawable.natureimage2));
  drawables.add(getResources().getDrawable(R.drawable.natureimage3));
  drawables.add(getResources().getDrawable(R.drawable.natureimage4));
  drawables.add(getResources().getDrawable(R.drawable.natureimage5));
  drawables.add(getResources().getDrawable(R.drawable.natureimage6));
  drawables.add(getResources().getDrawable(R.drawable.natureimage7));
  drawables.add(getResources().getDrawable(R.drawable.natureimage8));
  drawables.add(getResources().getDrawable(R.drawable.natureimage9));
  drawables.add(getResources().getDrawable(R.drawable.natureimage10));
  drawables.add(getResources().getDrawable(R.drawable.natureimage11));
  drawables.add(getResources().getDrawable(R.drawable.natureimage12));
  drawables.add(getResources().getDrawable(R.drawable.natureimage13));
  drawables.add(getResources().getDrawable(R.drawable.natureimage14));
  drawables.add(getResources().getDrawable(R.drawable.natureimage15));

 }

 private void setSelectedImage(int selectedImagePosition) {

  BitmapDrawable bd = (BitmapDrawable) drawables.get(selectedImagePosition);
  Bitmap b = Bitmap.createScaledBitmap(bd.getBitmap(), (int) (bd.getIntrinsicHeight() * 0.9), (int) (bd.getIntrinsicWidth() * 0.7), false);
  selectedImageView.setImageBitmap(b);
  selectedImageView.setScaleType(ScaleType.FIT_XY);

 }
} 



 

 

 



GalleryImageAdapter.java

 

package com.gallerydemo;

import java.util.List;

import android.app.Activity;
import android.graphics.drawable.Drawable;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Gallery;
import android.widget.ImageView;

public class GalleryImageAdapter extends BaseAdapter {

 private Activity context;

 private static ImageView imageView;

 private List<Drawable> plotsImages;

 private static ViewHolder holder;

 public GalleryImageAdapter(Activity context, List<Drawable> plotsImages) {

  this.context = context;
  this.plotsImages = plotsImages;

 }

 public int getCount() {
  return plotsImages.size();
 }

 public Object getItem(int position) {
  return null;
 }

 public long getItemId(int position) {
  return 0;
 }

 public View getView(int position, View convertView, ViewGroup parent) {

  if (convertView == null) {

   holder = new ViewHolder();

   imageView = new ImageView(this.context);

   imageView.setPadding(3, 3, 3, 3);

   convertView = imageView;

   holder.imageView = imageView;

   convertView.setTag(holder);

  } else {

   holder = (ViewHolder) convertView.getTag();
  }

  holder.imageView.setImageDrawable(plotsImages.get(position));

  holder.imageView.setScaleType(ImageView.ScaleType.FIT_XY);
  holder.imageView.setLayoutParams(new Gallery.LayoutParams(150, 90));

  return imageView;
 }

 private static class ViewHolder {
  ImageView imageView;
 }

}


 

 



 

main.xml

 

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/white"
    android:orientation="vertical" >

    <ImageView
        android:id="@+id/selected_imageview"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:layout_above="@+id/gallery_relative_layout"
        android:layout_marginLeft="30dip"
        android:layout_marginRight="30dip"
        android:layout_marginTop="30dip" />

    <RelativeLayout
        android:id="@+id/gallery_relative_layout"
        android:layout_width="fill_parent"
        android:layout_height="150dip"
        android:layout_alignParentBottom="true"
        android:orientation="horizontal" >

        <ImageView
            android:id="@+id/left_arrow_imageview"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginLeft="15dip"
            android:src="@drawable/arrow_left_disabled" />

        <Gallery
            android:id="@+id/gallery"
            android:layout_width="0dip"
            android:layout_height="150dip"
            android:layout_marginLeft="20dip"
            android:layout_marginRight="20dip"
            android:layout_toLeftOf="@+id/right_arrow_imageview"
            android:layout_toRightOf="@+id/left_arrow_imageview"
            android:spacing="20dip" />

        <ImageView
            android:id="@+id/right_arrow_imageview"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentRight="true"
            android:layout_centerVertical="true"
            android:layout_marginRight="15dip"
            android:src="@drawable/arrow_right_enabled" />
    </RelativeLayout>

</RelativeLayout>

SCREEN SHOTS