thoerup/side9/PictureOverview.java

package dk.thoerup.side9;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.GridView;
import android.widget.AdapterView.OnItemClickListener;
import dk.thoerup.androidutils.CheckUpdates;

public class PictureOverview extends Activity {
        final static int MENU_DATE = 0;
        final static int MENU_CAPTION = 1;
        
        int current_order = MENU_DATE;
        
        ImageAdapter mImages;
        
        @Override
        public void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                setContentView(R.layout.pictureoverview);
                
                mImages = new ImageAdapter(this);

            GridView gridview = (GridView) findViewById(R.id.gridview);
            gridview.setAdapter(mImages);

            gridview.setOnItemClickListener(new OnItemClickListener() {
                public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
                        
                        Intent i = new Intent(PictureOverview.this, dk.thoerup.side9.PictureView.class);
                        i.putExtra("images", mImages.getImages());
                        i.putExtra("index", position);

                        startActivity(i);
                }
            });
            
            gridview.setOnScrollListener( new ThumbScrollListener() );
            
            
            CheckUpdates update = new CheckUpdates();
            update.checkForUpdates(this, "http://t-hoerup.dk/android/side9/version.txt", "Side 9 Pigen", "http://t-hoerup.dk/android/side9/Side9.apk");
        }
        
        @Override
        public void onDestroy() {
                super.onDestroy();
                mImages.cleanUp();
        }

        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
                menu.add(0,MENU_DATE,0, "Order by date");               
                menu.add(0,MENU_CAPTION,0, "Order by caption");

                return true;
        }
        
        

        @Override
        public boolean onPrepareOptionsMenu(Menu menu) {
                MenuItem item = menu.findItem(MENU_DATE);
                if (current_order == MENU_DATE) 
                        item.setEnabled(false);
                else
                        item.setEnabled(true);
                
                item = menu.findItem(MENU_CAPTION);
                if (current_order == MENU_CAPTION) 
                        item.setEnabled(false);
                else
                        item.setEnabled(true);

                return true;
        }

        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
                switch( item.getItemId() ) {
                case MENU_DATE:
                        mImages.orderByPath();
                        current_order = MENU_DATE;
                        return true;
                case MENU_CAPTION:
                        mImages.orderByCaption();
                        current_order = MENU_CAPTION;
                        return true;
                default:
                        return super.onOptionsItemSelected(item);
                }               
        }

        class ThumbScrollListener implements AbsListView.OnScrollListener {                     
                int prevFirstVisibleItem = 0;
                @Override
                public void onScrollStateChanged(AbsListView view, int scrollState) {
                        // TODO Auto-generated method stub                              
                }
                
                @Override
                public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {

                        if (firstVisibleItem != prevFirstVisibleItem) {
                                prevFirstVisibleItem = firstVisibleItem;
                                mImages.preloadImages(firstVisibleItem + visibleItemCount, 9);
                        }
                }
        }
        
}
1	torben	790	package dk.thoerup.side9;
2
3			import android.app.Activity;
4			import android.content.Intent;
5			import android.os.Bundle;
6	torben	1212	import android.util.Log;
7	torben	1185	import android.view.Menu;
8			import android.view.MenuItem;
9	torben	790	import android.view.View;
10	torben	1229	import android.widget.AbsListView;
11	torben	790	import android.widget.AdapterView;
12			import android.widget.GridView;
13			import android.widget.AdapterView.OnItemClickListener;
14	torben	1212	import dk.thoerup.androidutils.CheckUpdates;
15	torben	790
16			public class PictureOverview extends Activity {
17	torben	1185	final static int MENU_DATE = 0;
18			final static int MENU_CAPTION = 1;
19	torben	790
20	torben	1185	int current_order = MENU_DATE;
21
22	torben	927	ImageAdapter mImages;
23	torben	790
24			@Override
25			public void onCreate(Bundle savedInstanceState) {
26			super.onCreate(savedInstanceState);
27			setContentView(R.layout.pictureoverview);
28
29	torben	927	mImages = new ImageAdapter(this);
30	torben	790
31			GridView gridview = (GridView) findViewById(R.id.gridview);
32	torben	927	gridview.setAdapter(mImages);
33	torben	790
34			gridview.setOnItemClickListener(new OnItemClickListener() {
35			public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
36
37	torben	925	Intent i = new Intent(PictureOverview.this, dk.thoerup.side9.PictureView.class);
38	torben	1185	i.putExtra("images", mImages.getImages());
39	torben	925	i.putExtra("index", position);
40	torben	790
41			startActivity(i);
42			}
43			});
44	torben	912
45	torben	1229	gridview.setOnScrollListener( new ThumbScrollListener() );
46	torben	1185
47	torben	1229
48	torben	912	CheckUpdates update = new CheckUpdates();
49			update.checkForUpdates(this, "http://t-hoerup.dk/android/side9/version.txt", "Side 9 Pigen", "http://t-hoerup.dk/android/side9/Side9.apk");
50	torben	1185	}
51	torben	1212
52			@Override
53			public void onDestroy() {
54			super.onDestroy();
55			mImages.cleanUp();
56			}
57	torben	790
58	torben	1185	@Override
59			public boolean onCreateOptionsMenu(Menu menu) {
60			menu.add(0,MENU_DATE,0, "Order by date");
61			menu.add(0,MENU_CAPTION,0, "Order by caption");
62
63			return true;
64	torben	790	}
65	torben	1185
66
67
68			@Override
69			public boolean onPrepareOptionsMenu(Menu menu) {
70			MenuItem item = menu.findItem(MENU_DATE);
71			if (current_order == MENU_DATE)
72			item.setEnabled(false);
73			else
74			item.setEnabled(true);
75
76			item = menu.findItem(MENU_CAPTION);
77			if (current_order == MENU_CAPTION)
78			item.setEnabled(false);
79			else
80			item.setEnabled(true);
81
82			return true;
83			}
84
85			@Override
86			public boolean onOptionsItemSelected(MenuItem item) {
87			switch( item.getItemId() ) {
88			case MENU_DATE:
89			mImages.orderByPath();
90			current_order = MENU_DATE;
91			return true;
92			case MENU_CAPTION:
93			mImages.orderByCaption();
94			current_order = MENU_CAPTION;
95			return true;
96			default:
97			return super.onOptionsItemSelected(item);
98			}
99			}
100	torben	1229
101			class ThumbScrollListener implements AbsListView.OnScrollListener {
102			int prevFirstVisibleItem = 0;
103			@Override
104			public void onScrollStateChanged(AbsListView view, int scrollState) {
105			// TODO Auto-generated method stub
106			}
107
108			@Override
109			public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
110
111			if (firstVisibleItem != prevFirstVisibleItem) {
112			prevFirstVisibleItem = firstVisibleItem;
113			mImages.preloadImages(firstVisibleItem + visibleItemCount, 9);
114			}
115			}
116			}
117	torben	1185
118	torben	790	}