내림차순 나는 내 문제 패키지 com.androidexample.gridview에 대한 해결책을 발견;
import java.io.File;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Map;
import java.util.TreeMap;
import android.app.Activity;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.GridView;
import android.widget.TextView;
import android.widget.Toast;
public class GridViewExample extends Activity {
GridView gridView;
private Map<String, Integer> iconMap = new HashMap<String, Integer>();
int count0 = 0, count1 = 0, count2 = 0, count3 = 0, count4 = 0, count5 = 0,
count6 = 0, count7 = 0, count8 = 0;
static final String[] GRID_DATA = new String[] { "Windows", "iOS",
"Android", "Blackberry", "Java", "JQuery", "Phonegap", "SQLite",
"Thread", "Video" };
SharedPreferences sharedPref;
Editor editor;
ArrayList<Integer> iconList;
ArrayList<String> sortedList;
String[] sorted_data;
public GridViewExample() {
// TODO Auto-generated constructor stub
iconMap.put("Windows", R.drawable.windows_logo);
iconMap.put("iOS", R.drawable.ios_logo);
iconMap.put("Android", R.drawable.ic_launcher);
iconMap.put("Blackberry", R.drawable.blackberry_logo);
iconMap.put("Java", R.drawable.ic_launcher);
iconMap.put("JQuery", R.drawable.ic_launcher);
iconMap.put("Phonegap", R.drawable.ic_launcher);
iconMap.put("SQLite", R.drawable.ic_launcher);
iconMap.put("Thread", R.drawable.ic_launcher);
iconMap.put("Video", R.drawable.ic_launcher);
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.grid_view_android_example);
sharedPref = getSharedPreferences("payism", MODE_APPEND);
sortedList=new ArrayList<String>();
File f = new File("/data/data/" + getPackageName()
+ "/shared_prefs/payism.xml");
if (f.exists()) {
Toast.makeText(getApplicationContext(), "file exist", 100).show();
} else {
editor = sharedPref.edit();
editor.putInt("Windows", 0);
editor.putInt("iOS", 0);
editor.putInt("Android", 0);
editor.putInt("Blackberry", 0);
editor.putInt("Java", 0);
editor.putInt("JQuery", 0);
editor.putInt("Phonegap", 0);
editor.putInt("SQLite", 0);
editor.putInt("Thread", 0);
editor.putInt("Video", 0);
editor.commit();
}
// Get gridview object from xml file
gridView = (GridView) findViewById(R.id.gridView1);
// Set custom adapter (GridAdapter) to gridview
gridView.setAdapter(new CustomGridAdapter(this, GRID_DATA));
gridView.setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View v,
int position, long id) {
if (((TextView) v.findViewById(R.id.grid_item_label)).getText()
.toString() == "Windows") {
count0 = sharedPref.getInt("Windows", 0);
count0 = count0 + 1;
editor = sharedPref.edit();
editor.putInt("Windows", count0);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Windows", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "iOS") {
int count1 = sharedPref.getInt("iOS", 0);
count1 = count1 + 1;
editor = sharedPref.edit();
editor.putInt("iOS", count1);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("iOS", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Android") {
int count2 = sharedPref.getInt("Android", 0);
count2 = count2 + 1;
editor = sharedPref.edit();
editor.putInt("Android", count2);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Android", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Blackberry") {
int count3 = sharedPref.getInt("Blackberry", 0);
count3 = count3 + 1;
editor = sharedPref.edit();
editor.putInt("Blackberry", count3);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Blackberry", 0), 100)
.show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Java") {
int count4 = sharedPref.getInt("Java", 0);
count4 = count4 + 1;
editor = sharedPref.edit();
editor.putInt("Java", count4);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Java", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "JQuery") {
int count5 = sharedPref.getInt("JQuery", 0);
count5 = count5 + 1;
editor = sharedPref.edit();
editor.putInt("JQuery", count5);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("JQuery", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Phonegap") {
int count6 = sharedPref.getInt("Phonegap", 0);
count6 = count6 + 1;
editor = sharedPref.edit();
editor.putInt("Phonegap", count6);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Phonegap", 0), 100)
.show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "SQLite") {
int count7 = sharedPref.getInt("SQLite", 0);
count7 = count7 + 1;
editor = sharedPref.edit();
editor.putInt("SQLite", count7);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("SQLite", 0), 100).show();
editor.commit();
} else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Thread") {
int count8 = sharedPref.getInt("Thread", 0);
count8 = count8 + 1;
editor = sharedPref.edit();
editor.putInt("Thread", count8);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Thread", 0), 100).show();
editor.commit();
}
else if (((TextView) v.findViewById(R.id.grid_item_label))
.getText().toString() == "Video") {
int count9 = sharedPref.getInt("Video", 0);
count9 = count9 + 1;
editor = sharedPref.edit();
editor.putInt("Video", count9);
Toast.makeText(getApplicationContext(),
"hi" + sharedPref.getInt("Video", 0), 100).show();
editor.commit();
}
}
});
HashMap<String, Integer> map = new HashMap<String, Integer>();
ValueComparator bvc = new ValueComparator(map);
TreeMap<String, Integer> sorted_map = new TreeMap<String, Integer>(bvc);
map.put("Windows", sharedPref.getInt("Windows", 0));
map.put("iOS", sharedPref.getInt("iOS", 0));
map.put("Android", sharedPref.getInt("Android", 0));
map.put("Blackberry", sharedPref.getInt("Blackberry", 0));
map.put("Java", sharedPref.getInt("Java", 0));
map.put("JQuery", sharedPref.getInt("JQuery", 0));
map.put("Phonegap", sharedPref.getInt("Phonegap", 0));
map.put("SQLite", sharedPref.getInt("SQLite", 0));
map.put("Thread", sharedPref.getInt("Thread", 0));
map.put("Video", sharedPref.getInt("Video", 0));
sorted_map.putAll(map);
iconList = new ArrayList<Integer>();
Map<String, Integer> treeMap = new TreeMap<String, Integer>(sorted_map);
for (Map.Entry<String, Integer> entry : treeMap.entrySet()) {
System.out.println("Key : " + entry.getKey()
+ " Value : " + entry.getValue());
sortedList.add(entry.getKey());
}
for(int i=0;i<sortedList.size();i++)
{
GRID_DATA[i]=sortedList.get(i);
Log.d("Completed Sorted List Items are", GRID_DATA[i]);
}
}
public static void printMap(Map<String, Integer> map) {
for (Map.Entry<String, Integer> entry : map.entrySet()) {
System.out.println("Key : " + entry.getKey()
+ " Value : " + entry.getValue());
entry.getKey();
}
}
}
class ValueComparator implements Comparator<String> {
Map<String, Integer> base;
public ValueComparator(Map<String, Integer> base) {
this.base = base;
}
public int compare(String a, String b) {
if (base.get(a) >= base.get(b)) {
return -1;
} else {
return 1;
}
}
}
변경 목록 또는 배열과 notifyDatasetChanged 전화에서 항목 순서() –
는 칼리 감사합니다. 나는이 경우 배열 순서를 100 번 변경해야한다. 어떤 간단한 논리로도 처리 할 수있다. –
ArrayList를 사용하고 있다면 add(), remove()를 직접 사용할 수있다. –