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.Toast;
import android.widget.AbsListView.OnScrollListener;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.GridView;
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 {
                
                Toast captionToast;
                
                int prevFirstVisibleItem = 0;
                @Override
                public void onScrollStateChanged(AbsListView view, int scrollState) {
                        Log.e("Side9", "state=" + scrollState);
                        if (scrollState ==  AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
                                
                                int first = view.getFirstVisiblePosition();
                                int last = view.getLastVisiblePosition();
                                mImages.preloadImages(last, 18);
                                
                                
                                String txt;
                                
                                if (current_order == MENU_DATE) 
                                        txt = mImages.getItemFilename(first) + " - " + mImages.getItemFilename(last);
                                else
                                        txt = mImages.getItemCaption(first) + " - " +  mImages.getItemCaption(last);
                                
                                if (captionToast == null) {
                                        captionToast = Toast.makeText(PictureOverview.this, "", Toast.LENGTH_SHORT);
                                }
                                captionToast.cancel();
                                captionToast.setText(txt);
                                captionToast.show();

                                
                        }
                                
                }
                
                @Override
                public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
                }
        }
        
}
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	1622	import android.widget.Toast;
12			import android.widget.AbsListView.OnScrollListener;
13	torben	790	import android.widget.AdapterView;
14	torben	1622	import android.widget.AdapterView.OnItemClickListener;
15	torben	790	import android.widget.GridView;
16	torben	1212	import dk.thoerup.androidutils.CheckUpdates;
17	torben	790
18			public class PictureOverview extends Activity {
19	torben	1185	final static int MENU_DATE = 0;
20			final static int MENU_CAPTION = 1;
21	torben	790
22	torben	1185	int current_order = MENU_DATE;
23
24	torben	927	ImageAdapter mImages;
25	torben	790
26			@Override
27			public void onCreate(Bundle savedInstanceState) {
28			super.onCreate(savedInstanceState);
29			setContentView(R.layout.pictureoverview);
30
31	torben	927	mImages = new ImageAdapter(this);
32	torben	790
33			GridView gridview = (GridView) findViewById(R.id.gridview);
34	torben	927	gridview.setAdapter(mImages);
35	torben	790
36	torben	1622
37	torben	790	gridview.setOnItemClickListener(new OnItemClickListener() {
38			public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
39
40	torben	925	Intent i = new Intent(PictureOverview.this, dk.thoerup.side9.PictureView.class);
41	torben	1185	i.putExtra("images", mImages.getImages());
42	torben	925	i.putExtra("index", position);
43	torben	790
44			startActivity(i);
45			}
46			});
47	torben	912
48	torben	1229	gridview.setOnScrollListener( new ThumbScrollListener() );
49	torben	1185
50	torben	1229
51	torben	912	CheckUpdates update = new CheckUpdates();
52			update.checkForUpdates(this, "http://t-hoerup.dk/android/side9/version.txt", "Side 9 Pigen", "http://t-hoerup.dk/android/side9/Side9.apk");
53	torben	1185	}
54	torben	1212
55			@Override
56			public void onDestroy() {
57			super.onDestroy();
58			mImages.cleanUp();
59			}
60	torben	790
61	torben	1185	@Override
62			public boolean onCreateOptionsMenu(Menu menu) {
63			menu.add(0,MENU_DATE,0, "Order by date");
64			menu.add(0,MENU_CAPTION,0, "Order by caption");
65
66			return true;
67	torben	790	}
68	torben	1185
69
70
71			@Override
72			public boolean onPrepareOptionsMenu(Menu menu) {
73			MenuItem item = menu.findItem(MENU_DATE);
74			if (current_order == MENU_DATE)
75			item.setEnabled(false);
76			else
77			item.setEnabled(true);
78
79			item = menu.findItem(MENU_CAPTION);
80			if (current_order == MENU_CAPTION)
81			item.setEnabled(false);
82			else
83			item.setEnabled(true);
84
85			return true;
86			}
87
88			@Override
89			public boolean onOptionsItemSelected(MenuItem item) {
90			switch( item.getItemId() ) {
91			case MENU_DATE:
92			mImages.orderByPath();
93			current_order = MENU_DATE;
94			return true;
95			case MENU_CAPTION:
96			mImages.orderByCaption();
97			current_order = MENU_CAPTION;
98			return true;
99			default:
100			return super.onOptionsItemSelected(item);
101			}
102			}
103	torben	1229
104	torben	1622
105			class ThumbScrollListener implements AbsListView.OnScrollListener {
106
107			Toast captionToast;
108
109	torben	1229	int prevFirstVisibleItem = 0;
110			@Override
111			public void onScrollStateChanged(AbsListView view, int scrollState) {
112	torben	1230	Log.e("Side9", "state=" + scrollState);
113			if (scrollState == AbsListView.OnScrollListener.SCROLL_STATE_IDLE) {
114	torben	1622
115			int first = view.getFirstVisiblePosition();
116			int last = view.getLastVisiblePosition();
117			mImages.preloadImages(last, 18);
118
119
120
121			String txt;
122
123			if (current_order == MENU_DATE)
124			txt = mImages.getItemFilename(first) + " - " + mImages.getItemFilename(last);
125			else
126			txt = mImages.getItemCaption(first) + " - " + mImages.getItemCaption(last);
127
128			if (captionToast == null) {
129			captionToast = Toast.makeText(PictureOverview.this, "", Toast.LENGTH_SHORT);
130			}
131			captionToast.cancel();
132			captionToast.setText(txt);
133			captionToast.show();
134
135
136
137	torben	1230	}
138
139	torben	1229	}
140
141			@Override
142			public void onScroll(AbsListView view, int firstVisibleItem, int visibleItemCount, int totalItemCount) {
143			}
144			}
145	torben	1185
146	torben	790	}