/* //device/apps/Notes/NotesList.java
**
** Copyright 2006, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
package com.android.development;
import android.app.ListActivity;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.os.Bundle;
import android.text.Editable;
import android.text.Selection;
import android.text.format.DateUtils;
import android.util.AttributeSet;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.graphics.Rect;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.GregorianCalendar;
import java.util.HashMap;
public class EnterURL extends ListActivity
{
private static final int DATABASE_VERSION = 1;
public static class UrlEditText extends EditText
{
public UrlEditText(Context context, AttributeSet attrs)
{
super(context, attrs);
}
@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect)
{
super.onFocusChanged(focused, direction, previouslyFocusedRect);
if (focused) {
Editable text = getText();
String str = text.toString();
int highlightStart = 0;
if (str.startsWith("content://")) {
highlightStart = "content://".length();
}
Selection.setSelection(text, highlightStart, text.length());
}
}
}
public static class DisplayEditText extends EditText
{
public DisplayEditText(Context context, AttributeSet attrs)
{
super(context, attrs);
}
@Override
protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect)
{
super.onFocusChanged(focused, direction, previouslyFocusedRect);
if (focused) {
Editable text = getText();
Selection.setSelection(text, 0, text.length());
}
}
}
@Override
public View onCreateView(String name, Context context, AttributeSet attrs)
{
if (name.equals("com.android.development.UrlEditText")) {
return new UrlEditText(this, attrs);
}
if (name.equals("com.android.development.DisplayEditText")) {
return new DisplayEditText(this, attrs);
}
return null;
}
View.OnClickListener mViewItemAction = new View.OnClickListener () {
public void onClick(View v)
{
String url = mUrlField.getText().toString();
String display = mDisplayField.getText().toString();
viewItem(url, display);
}
};
public void onCreate(Bundle icicle)
{
super.onCreate(icicle);
setContentView(R.layout.enter_url);
// display
mDisplayField = (DisplayEditText)findViewById(R.id.display_edit_text);
mDisplayField.setOnClickListener(mViewItemAction);
// url
mUrlField = (UrlEditText)findViewById(R.id.url_edit_text);
mUrlField.setOnClickListener(mViewItemAction);
}
public void onStop()
{
super.onStop();
if (mCursor != null) {
mCursor.deactivate();
}
}
public void onResume()
{
super.onResume();
// show the history
loadPrefs();
fillListView();
if (mHistory.size() > 0) {
ListView lv = this.getListView();
lv.setSelection(0);
lv.requestFocus();
}
}
public boolean onCreateOptionsMenu(Menu menu)
{
super.onCreateOptionsMenu(menu);
menu.add(0, 0, 0, "Clear Bookmarks").setOnMenuItemClickListener(mClearBookmarks);
return true;
}
protected void onListItemClick(ListView l, View v, int position, long id)
{
HistoryEntry he = mHistory.get(position);
viewItem(he.url, he.display);
}
private final void viewItem(String url, String display)
{
// -------------- save this in the history ----------------
// look in the history
int count = mHistory.size();
int i;
for (i=0; i<count; i++) {
HistoryEntry he = mHistory.get(i);
if (he.url.equals(url) && he.display.equals(display)) {
he.updateAccessTime();
mHistory.remove(i);
mHistory.add(0, he);
break;
}
}
if (i >= count) {
// didn't find it, add it first
HistoryEntry he = new HistoryEntry();
he.url = url;
he.display = display;
he.updateAccessTime();
mHistory.add(0, he);
}
savePrefs();
// -------------- view it ---------------------------------
Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
intent.setClass(this, DataList.class);
intent.putExtra("display", display);
startActivity(intent);
}
MenuItem.OnMenuItemClickListener mClearBookmarks = new MenuItem.OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
mHistory.clear();
savePrefs();
fillListView();
return true;
}
};
private void fillListView()
{
loadPrefs();
ArrayList<HashMap<String, String>> d = new ArrayList<HashMap<String, String>>();
int count = mHistory.size();
for (int i=0; i<count; i++) {
HashMap<String, String> m = new HashMap<String, String>();
HistoryEntry he = mHistory.get(i);
m.put("title", he.url + " (" + he.display + ")");
d.add(m);
}
setListAdapter(new SimpleAdapter(this, d, R.layout.url_list,
new String[] {"title"},
new int[] {android.R.id.text1}));
}
SQLiteDatabase openDB()
{
SQLiteDatabase db = null;
db = openOrCreateDatabase("inspector.db", 0, null);
int version = db.getVersion();
if (version != DATABASE_VERSION) {
db.execSQL("CREATE TABLE History ("
+ " url TEXT,"
+ " display TEXT,"
+ " lastAccessTime TEXT"
+ ");");
db.execSQL("CREATE TABLE FieldState ("
+ " url TEXT,"
+ " display TEXT"
+ ");");
db.setVersion(DATABASE_VERSION);
}
return db;
}
private void loadPrefs()
{
SQLiteDatabase db = openDB();
Cursor c = db.query("History",
new String[] { "url", "display", "lastAccessTime" },
null, null, null, null, "lastAccessTime DESC");
int urlCol = c.getColumnIndex("url");
int accessCol = c.getColumnIndex("lastAccessTime");
int displayCol = c.getColumnIndex("display");
mHistory.clear();
while (c.moveToNext()) {
HistoryEntry he = new HistoryEntry();
he.url = c.getString(urlCol);
he.display = c.getString(displayCol);
he.lastAccessTime = c.getString(accessCol);
mHistory.add(he);
}
c = db.query("FieldState", null, null, null, null, null, null);
if (c.moveToNext()) {
urlCol = c.getColumnIndex("url");
displayCol = c.getColumnIndex("display");
mUrlField.setText(c.getString(urlCol));
mDisplayField.setText(c.getString(displayCol));
} else {
mDisplayField.setText("_id");
mUrlField.setText("content://");
}
db.close();
}
private void savePrefs()
{
ContentValues m;
HistoryEntry he;
SQLiteDatabase db = openDB();
db.execSQL("DELETE FROM History;");
int count = mHistory.size();
for (int i=0; i<count; i++) {
m = new ContentValues();
he = mHistory.get(i);
m.put("url", he.url);
m.put("display", he.display);
m.put("lastAccessTime", he.lastAccessTime);
db.insert("History", null, m);
}
db.execSQL("DELETE FROM FieldState");
m = new ContentValues();
m.put("url", mUrlField.getText().toString());
m.put("display", mDisplayField.getText().toString());
db.insert("FieldState", null, m);
db.close();
}
private class HistoryEntry
{
public String url;
public String display;
public String lastAccessTime;
public void updateAccessTime()
{
this.lastAccessTime = DateUtils.writeDateTime(
new GregorianCalendar());
}
}
private ArrayList<HistoryEntry> mHistory = new ArrayList<HistoryEntry>();
private UrlEditText mUrlField;
private DisplayEditText mDisplayField;
private Cursor mCursor;
}