442 lines
24 KiB
Java
442 lines
24 KiB
Java
package com.hty.browser;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.content.ClipData;
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import android.content.ClipboardManager;
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.net.Uri;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.ContextMenu;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.AdapterView;
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import android.widget.ArrayAdapter;
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import android.widget.EditText;
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import android.widget.ExpandableListView;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.RadioButton;
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import android.widget.SimpleCursorTreeAdapter;
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import android.widget.Spinner;
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import android.widget.TextView;
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import android.widget.Toast;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileWriter;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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public class FavoriteActivity1 extends Activity {
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ExpandableListView expandableListView;
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int position = 0;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_favorite1);
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expandableListView = (ExpandableListView) findViewById(R.id.expandablelistView);
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expandableListView.setOnChildClickListener(new ExpandableListView.OnChildClickListener() {
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@Override
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public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) {
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String url = ((TextView) v.findViewById(R.id.website)).getText().toString();
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Intent intent = new Intent(FavoriteActivity1.this, MainActivity.class);
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intent.putExtra("url", url);
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setResult(RESULT_OK, intent);
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finish();
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return true;
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}
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});
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expandableListView.setOnCreateContextMenuListener(new View.OnCreateContextMenuListener() {
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@Override public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
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ExpandableListView.ExpandableListContextMenuInfo info = (ExpandableListView.ExpandableListContextMenuInfo) menuInfo;
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int type = ExpandableListView.getPackedPositionType(info.packedPosition);
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if (type == ExpandableListView.PACKED_POSITION_TYPE_GROUP) {
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String title = ((TextView) info.targetView.findViewById(android.R.id.text1)).getText().toString();
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menu.setHeaderIcon(android.R.drawable.edit_text);
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menu.setHeaderTitle("分类：" + title);
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String[] sm = { "修改", "删除" };
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for (int i=0; i<sm.length; i++) {
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menu.add(0, i, i, sm[i]);
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}
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} else if (type == ExpandableListView.PACKED_POSITION_TYPE_CHILD) {
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String title = ((TextView) info.targetView.findViewById(R.id.title)).getText().toString();
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menu.setHeaderIcon(R.drawable.link);
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menu.setHeaderTitle(title);
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String[] sm = { "在新窗口中打开", "复制链接", "分享", "修改", "删除" };
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for (int i=0; i<sm.length; i++) {
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menu.add(1, i, i, sm[i]);
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}
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}
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}
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});
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DBHelper helper = new DBHelper(this);
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Cursor groupCursor = helper.category();
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SimpleCursorTreeAdapter adapter = new MyExpandableListAdapter(groupCursor, this, android.R.layout.simple_expandable_list_item_1, R.layout.favorite_row, new String[] { "category" }, new int[] { android.R.id.text1 }, new String[] { "_id", "title", "website", "category", "website" }, new int[] { R.id.id, R.id.title, R.id.website, R.id.category, R.id.imageView_favicon });
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adapter.setViewBinder(new SimpleCursorTreeAdapter.ViewBinder(){
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public boolean setViewValue(View view, Cursor cursor, int columnIndex){
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//Log.e(Thread.currentThread().getStackTrace()[2] + "", view.toString() + cursor.getCount());
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if (view.getId() == R.id.imageView_favicon) {
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String website = cursor.getString(columnIndex);
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if (website.startsWith("https://")) {
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((ImageView) view).setImageResource(android.R.drawable.ic_secure);
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} else if (website.startsWith("http://")) {
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((ImageView) view).setImageResource(android.R.drawable.ic_partial_secure);
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} else if (website.startsWith("file://")) {
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((ImageView) view).setImageResource(android.R.drawable.stat_notify_sdcard);
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} else {
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((ImageView) view).setImageResource(R.drawable.network);
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}
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return true;
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}
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return false;
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}
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});
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expandableListView.setAdapter(adapter);
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}
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public class MyExpandableListAdapter extends SimpleCursorTreeAdapter {
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public MyExpandableListAdapter(Cursor cursor, Context context, int groupLayout, int childLayout, String[] groupFrom, int[] groupTo, String[] childrenFrom, int[] childrenTo) {
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super(context, cursor, groupLayout, groupFrom, groupTo, childLayout, childrenFrom, childrenTo);
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}
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//二级项数据
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@Override
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protected Cursor getChildrenCursor(Cursor groupCursor) {
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String s = groupCursor.getString(groupCursor.getColumnIndex("category"));
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DBHelper helper = new DBHelper(FavoriteActivity1.this);
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Cursor cursor = helper.queryCategory(s);
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return cursor;
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}
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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String[] sm = { "新建分类", "分享数据库", "导出HTML", "导出CSV" };
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for (int i=0; i<sm.length; i++) {
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menu.add(0, i, i, sm[i]);
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}
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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int id = item.getItemId();
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switch (id) {
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case 0:
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AlertDialog.Builder builder = new AlertDialog.Builder(FavoriteActivity1.this);
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builder.setIcon(android.R.drawable.ic_input_add);
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builder.setTitle("新建分类");
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final EditText editText1 = new EditText(this);
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builder.setView(editText1);
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builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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String s = editText1.getText().toString();
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DBHelper helper = new DBHelper(getApplicationContext());
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Cursor cursor = helper.category(s);
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if (cursor.getCount() == 0) {
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ContentValues values = new ContentValues();
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values.put("category", s);
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long i = helper.insert("category", values);
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if (i != -1)
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onCreate(null);
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else
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Toast.makeText(getApplicationContext(), "新建分类失败", Toast.LENGTH_SHORT).show();
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} else {
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Toast.makeText(getApplicationContext(), "分类已存在", Toast.LENGTH_SHORT).show();
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}
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}
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});
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builder.setNegativeButton("取消", null);
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builder.create().show();
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break;
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case 1:
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File file = new File(DBHelper.DATABASE_NAME);
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if (file.exists()) {
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(file));
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intent.setType("*/*");
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startActivity(Intent.createChooser(intent, "分享 " + DBHelper.filename));
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} else {
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Toast.makeText(getApplicationContext(), "数据库文件不存在", Toast.LENGTH_SHORT).show();
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}
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break;
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case 2:
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DBHelper helper = new DBHelper(getApplicationContext());
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Cursor cursor = helper.query("");
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String s = "<html>\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no\"/>\n<title>收藏夹</title>\n<style>\na { text-decoration: none; }\ntable { table-layout: fixed; width: 100%; border-collapse: collapse; }\nth, td { border: 1px solid black; padding: 5px; overflow: hidden; text-overflow: ellipsis; }\ntd:nth-child(3) { white-space: nowrap; }\n</style>\n</head>\n<body>\n<h2 align=center>收藏夹" + cursor.getCount() + "</h2>\n<table>\n<tr><th>标题</th><th>网址</th><th>分类</th></tr>\n";
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if (cursor != null) {
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while (cursor.moveToNext()) {
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String title1 = cursor.getString(cursor.getColumnIndex("title"));
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String website = cursor.getString(cursor.getColumnIndex("website"));
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String category = cursor.getString(cursor.getColumnIndex("category"));
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s = s + "<tr><td>" + title1 + "</td><td><a href=\"" + website + "\" target=\"_blank\">" + website + "</a></td><td>" + category + "</td></tr>\n";
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}
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}
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s += "</table>\n</body>\n</html>";
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writeFile("webfav.htm", s);
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break;
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case 3:
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s = "";
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helper = new DBHelper(getApplicationContext());
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cursor = helper.query("");
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if (cursor != null) {
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while (cursor.moveToNext()) {
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String title1 = cursor.getString(cursor.getColumnIndex("title"));
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String website = cursor.getString(cursor.getColumnIndex("website"));
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String category = cursor.getString(cursor.getColumnIndex("category"));
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s = s + title1.replace(",", "，") + "," + website + "," + category + "\n";
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}
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}
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writeFile("webfav.csv", s);
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break;
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case android.R.id.home:
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finish();
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break;
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}
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return true;
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}
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@Override
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public boolean onContextItemSelected(MenuItem item) {
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ExpandableListView.ExpandableListContextMenuInfo menuInfo = (ExpandableListView.ExpandableListContextMenuInfo) item.getMenuInfo();
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position = expandableListView.getFirstVisiblePosition();
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switch (item.getGroupId()) {
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case 0:
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final String category0 = ((TextView) menuInfo.targetView.findViewById(android.R.id.text1)).getText().toString();
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switch (item.getItemId()) {
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case 0:
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AlertDialog.Builder builder = new AlertDialog.Builder(FavoriteActivity1.this);
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builder.setIcon(android.R.drawable.ic_menu_edit);
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builder.setTitle("分类：" + category0);
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final EditText editText_rename = new EditText(FavoriteActivity1.this);
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editText_rename.setText(category0);
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editText_rename.setSelection(category0.length());
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builder.setView(editText_rename);
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builder.setPositiveButton("重命名", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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DBHelper helper = new DBHelper(getApplicationContext());
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SQLiteDatabase db = helper.getWritableDatabase();
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ContentValues values = new ContentValues();
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String category = editText_rename.getText().toString();
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values.put("category", category);
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db.update("category", values, "category = '" + category0 + "'", null);
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db.update(helper.TableName, values, "category = '" + category0 + "'", null);
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onCreate(null);
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}
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});
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builder.setNegativeButton("取消", null);
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builder.create().show();
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break;
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case 1:
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DBHelper helper = new DBHelper(getApplicationContext());
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SQLiteDatabase db = helper.getWritableDatabase();
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db.delete("category", "category=?", new String[] { category0 });
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ContentValues values = new ContentValues();
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values.put("category", "");
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db.update(helper.TableName, values, "category = '" + category0 + "'", null);
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onCreate(null);
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break;
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}
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break;
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case 1:
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final String sid = ((TextView) menuInfo.targetView.findViewById(R.id.id)).getText().toString();
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final String title = ((TextView) menuInfo.targetView.findViewById(R.id.title)).getText().toString();
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final String url = ((TextView) menuInfo.targetView.findViewById(R.id.website)).getText().toString();
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final String category = ((TextView) menuInfo.targetView.findViewById(R.id.category)).getText().toString();
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switch (item.getItemId()) {
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case 0:
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Intent intent = new Intent(FavoriteActivity1.this, MainActivity.class);
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intent.putExtra("url", url);
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intent.putExtra("newWindow", true);
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setResult(RESULT_OK, intent);
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finish();
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break;
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case 1:
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ClipboardManager CM = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
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CM.setPrimaryClip(ClipData.newPlainText("link", url));
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Toast.makeText(getApplicationContext(), "链接已复制", Toast.LENGTH_SHORT).show();
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break;
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case 2:
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intent = new Intent();
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intent.setAction(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_TEXT, title + "\n" + url);
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intent.setType("text/plain");
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startActivity(Intent.createChooser(intent, "分享"));
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break;
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case 3:
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LinearLayout layout = new LinearLayout(FavoriteActivity1.this);
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layout.setOrientation(LinearLayout.VERTICAL);
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final EditText editText_title = new EditText(FavoriteActivity1.this);
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editText_title.setMaxLines(3);
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editText_title.setHint("标题");
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editText_title.setText(title);
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layout.addView(editText_title);
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final EditText editText_url = new EditText(FavoriteActivity1.this);
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editText_url.setMaxLines(5);
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editText_title.setHint("网址");
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editText_url.setText(url);
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layout.addView(editText_url);
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final Spinner spinner = new Spinner(this);
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ArrayList<String> list = new ArrayList<>();
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list.add("");
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DBHelper helper = new DBHelper(this);
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Cursor cursor = helper.category();
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if (cursor != null) {
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while (cursor.moveToNext()) {
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String s = cursor.getString(cursor.getColumnIndex("category"));
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list.add(s);
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}
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}
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ArrayAdapter adapter = new ArrayAdapter(getApplicationContext(), android.R.layout.simple_spinner_item, list);
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spinner.setAdapter(adapter);
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spinner.setSelection(list.indexOf(category));
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layout.addView(spinner);
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AlertDialog.Builder builder = new AlertDialog.Builder(FavoriteActivity1.this);
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builder.setIcon(android.R.drawable.btn_star_big_on);
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builder.setTitle("修改收藏");
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builder.setView(layout);
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builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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String stitle = editText_title.getText().toString();
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String surl = editText_url.getText().toString();
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Field field = null;
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try {
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//通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true);//设置该属性可以访问
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} catch (Exception ex) {
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}
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if (!stitle.equals("") && (surl.startsWith("http") || !surl.startsWith("file:///"))) {
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DBHelper dbHelper = new DBHelper(getApplicationContext());
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SQLiteDatabase db = dbHelper.getWritableDatabase();
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ContentValues values = new ContentValues();
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values.put("website", surl);
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values.put("title", stitle);
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values.put("category", spinner.getSelectedItem().toString());
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int i = db.update(DBHelper.TableName, values, "_id = " + sid, null);
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if (i != -1)
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onCreate(null);
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else
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Toast.makeText(getApplicationContext(), "修改失败", Toast.LENGTH_SHORT).show();
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try {
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//关闭
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception ex) {
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}
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} else {
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if (stitle.equals("")) {
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editText_title.setError("标题不能为空！");
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}
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if (!surl.startsWith("http://") || !surl.startsWith("https://") || !surl.startsWith("file://")) {
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editText_url.setError("网址错误！");
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}
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try {
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//设置dialog不可关闭
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field.set(dialog, false);
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dialog.dismiss();
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} catch (Exception ex) {
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}
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}
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}
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});
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builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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Field field = null;
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try {
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//通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true);//设置该属性可以访问
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} catch (Exception e) {
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}
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try {
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception e) {
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}
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}
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});
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builder.create().show();
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break;
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case 4:
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position = expandableListView.getFirstVisiblePosition();
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int id = Integer.parseInt(((TextView) menuInfo.targetView.findViewById(R.id.id)).getText().toString());
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helper = new DBHelper(getApplicationContext());
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int i = helper.del(id);
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if (i != -1)
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onCreate(null);
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else
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Toast.makeText(getApplicationContext(), "删除失败", Toast.LENGTH_SHORT).show();
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break;
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case 5:
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builder = new AlertDialog.Builder(FavoriteActivity1.this);
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builder.setIcon(android.R.drawable.ic_menu_edit);
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builder.setTitle(title);
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final EditText editText_rename = new EditText(FavoriteActivity1.this);
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editText_rename.setText(title);
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editText_rename.setSelection(title.length());
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builder.setView(editText_rename);
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builder.setPositiveButton("重命名", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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DBHelper helper = new DBHelper(getApplicationContext());
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SQLiteDatabase db = helper.getWritableDatabase();
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ContentValues values = new ContentValues();
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String category = editText_rename.getText().toString();
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values.put("category", category);
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db.update("category", values, "category = '" + title + "'", null);
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db.update(helper.TableName, values, "category = '" + title + "'", null);
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onCreate(null);
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}
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});
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break;
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case 6:
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helper = new DBHelper(getApplicationContext());
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SQLiteDatabase db = helper.getWritableDatabase();
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db.delete("category", "category=?", new String[]{title});
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ContentValues values = new ContentValues();
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values.put("category", "");
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db.update(helper.TableName, values, "category = '" + title + "'", null);
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onCreate(null);
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break;
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}
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break;
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}
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return true;
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}
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void writeFile(String filename, String s) {
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File file = new File(MainActivity.dir, filename);
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try {
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BufferedWriter BW = new BufferedWriter(new FileWriter(file, false)); //false覆盖
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if (filename.endsWith(".csv")) {
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BW.write('\ufeff'); // Excel通过文件的BOM头来判断文件编码
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BW.flush();
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}
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BW.write(s);
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BW.flush();
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Toast.makeText(getApplicationContext(), "写文件 " + MainActivity.dir + File.separator + filename + " 成功", Toast.LENGTH_SHORT).show();
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} catch (Exception e) {
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Log.e(Thread.currentThread().getStackTrace()[2] + "", e.toString());
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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||
}
|
||
}
|
||
|
||
} |