320 lines
16 KiB
Java
320 lines
16 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.os.Bundle;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.util.Log;
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import android.view.ContextMenu;
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import android.view.ContextMenu.ContextMenuInfo;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View.OnCreateContextMenuListener;
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import android.view.WindowManager;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.AdapterView.AdapterContextMenuInfo;
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import android.widget.AdapterView.OnItemClickListener;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.ImageButton;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.SimpleCursorAdapter;
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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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public class FavoriteActivity extends Activity {
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SimpleCursorAdapter adapter;
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ListView listView;
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EditText editText;
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InputMethodManager IMM;
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ImageButton imageButton_clear;
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int position = 0;
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TextView textView_title;
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Button button_favback;
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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_favorite);
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getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN);
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IMM = (InputMethodManager) getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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button_favback = (Button) findViewById(R.id.button_favback);
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button_favback.setText("<");
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textView_title = (TextView) findViewById(R.id.textView_title);
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imageButton_clear = (ImageButton) findViewById(R.id.imageButton_clear);
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imageButton_clear.setOnClickListener(new ButtonListener());
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imageButton_clear.setVisibility(View.GONE);
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editText = (EditText) findViewById(R.id.editText);
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editText.addTextChangedListener(new EditChangedListener());
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listView = (ListView) findViewById(R.id.listView1);
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listView.setOnItemClickListener(new OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
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String url = ((TextView) arg1.findViewById(R.id.website)).getText().toString();
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Intent intent = new Intent(FavoriteActivity.this, MainActivity.class);
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intent.putExtra("url", url);
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setResult(RESULT_OK, intent);
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IMM.hideSoftInputFromWindow(editText.getWindowToken(), 0);
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finish();
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}
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});
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listView.setOnCreateContextMenuListener(new OnCreateContextMenuListener() {
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@Override
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public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) {
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AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
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String title = ((TextView) info.targetView.findViewById(R.id.title)).getText().toString();
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menu.setHeaderTitle(title);
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menu.add(0, 0, 0, "复制链接");
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menu.add(0, 1, 1, "删除");
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menu.add(0, 2, 2, "修改");
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menu.add(0, 3, 3, "分享");
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}
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});
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search(editText.getText().toString());
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}
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class ButtonListener implements View.OnClickListener {
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@Override
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public void onClick(View v) {
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switch (v.getId()) {
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case R.id.imageButton_clear:
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editText.setText("");
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break;
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}
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}
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}
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@Override
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public boolean onContextItemSelected(MenuItem item) {
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AdapterContextMenuInfo menuInfo = (AdapterContextMenuInfo) item.getMenuInfo();
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switch (item.getItemId()) {
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case 0:
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ClipboardManager cm = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
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String url = ((TextView) menuInfo.targetView.findViewById(R.id.website)).getText().toString();
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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 1:
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position = listView.getFirstVisiblePosition();
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int id = Integer.parseInt(((TextView) menuInfo.targetView.findViewById(R.id.id)).getText().toString());
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DBHelper helper = new DBHelper(getApplicationContext());
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helper.del(id);
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search(editText.getText().toString());
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break;
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case 2:
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final String sid = ((TextView) menuInfo.targetView.findViewById(R.id.id)).getText().toString();
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final String stitle = ((TextView) menuInfo.targetView.findViewById(R.id.title)).getText().toString();
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final String surl = ((TextView) menuInfo.targetView.findViewById(R.id.website)).getText().toString();
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LinearLayout layout = new LinearLayout(FavoriteActivity.this);
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layout.setOrientation(LinearLayout.VERTICAL);
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final EditText ET_title = new EditText(FavoriteActivity.this);
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ET_title.setHint("标题");
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ET_title.setText(stitle);
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layout.addView(ET_title);
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final EditText ET_url = new EditText(FavoriteActivity.this);
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ET_title.setHint("网址");
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ET_url.setText(surl);
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layout.addView(ET_url);
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AlertDialog.Builder builder = new AlertDialog.Builder(FavoriteActivity.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 = ET_title.getText().toString();
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String surl = ET_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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db.update(DBHelper.TableName, values, "_id = " + sid, null);
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IMM.hideSoftInputFromWindow(ET_title.getWindowToken(), 0);
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search(editText.getText().toString());
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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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ET_title.setError("标题不能为空！");
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}
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if (!surl.startsWith("http") || !surl.startsWith("file:///")){
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ET_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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IMM.hideSoftInputFromWindow(ET_title.getWindowToken(), 0);
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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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try {
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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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}
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});
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builder.create().show();
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break;
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case 3:
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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_TEXT, ((TextView) menuInfo.targetView.findViewById(R.id.title)).getText().toString() + "\n" + ((TextView) menuInfo.targetView.findViewById(R.id.website)).getText().toString());
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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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}
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return true;
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}
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public void favback(View v) {
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IMM.hideSoftInputFromWindow(editText.getWindowToken(), 0);
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finish();
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}
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void search(String s) {
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DBHelper helper = new DBHelper(this);
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Cursor cursor1 = helper.query(s);
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int count = cursor1.getCount();
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textView_title.setText("收藏夹" + count);
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String[] from = { "_id", "title", "website", "website" };
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int[] to = { R.id.id, R.id.title, R.id.website, R.id.imageView_favicon };
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adapter = new SimpleCursorAdapter(this, R.layout.favorite_row, cursor1, from, to, 0);
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adapter.setViewBinder(new SimpleCursorAdapter.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() + columnIndex);
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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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listView.setAdapter(adapter);
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Log.e(Thread.currentThread().getStackTrace()[2] + "", position + "");
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listView.setSelection(position);
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}
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class EditChangedListener implements TextWatcher {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count,int after) {
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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}
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@Override
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public void afterTextChanged(Editable s) {
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if(s.toString().equals("")){
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imageButton_clear.setVisibility(View.GONE);
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}else{
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imageButton_clear.setVisibility(View.VISIBLE);
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}
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search(s.toString());
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}
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}
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public void menuFav(View v) {
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String[] items = { "导出HTML", "导出CSV" };
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AlertDialog.Builder builder = new AlertDialog.Builder(this);
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builder.setTitle("收藏夹");
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builder.setIcon(android.R.drawable.btn_star_big_on);
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builder.setItems(items, new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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dialog.dismiss();
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switch (which) {
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case 0:
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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>a { 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; }\n</style>\n</head>\n<body>\n<h2 align=center>收藏夹" + adapter.getCount() + "</h2>\n<table>\n<tr><th>标题</th><th>网址</th></tr>\n";
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for (int i=0; i<adapter.getCount(); i++){
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LinearLayout layout = (LinearLayout) listView.getAdapter().getView(i, null, null);
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TextView textView_title = (TextView) layout.findViewById(R.id.title);
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TextView textView_website = (TextView) layout.findViewById(R.id.website);
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s = s + "<tr><td>" + textView_title.getText().toString() + "</td><td><a href=\"" + textView_website.getText().toString() + "\" target=\"_blank\">" + textView_website.getText().toString() + "</a></td></tr>\n";
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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 1:
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s = "";
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for (int i=0; i<adapter.getCount(); i++){
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LinearLayout layout = (LinearLayout) listView.getAdapter().getView(i, null, null);
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TextView textView_title = (TextView) layout.findViewById(R.id.title);
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TextView textView_website = (TextView) layout.findViewById(R.id.website);
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s = s + textView_title.getText().toString() + "," + textView_website.getText().toString() + "\n";
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}
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writeFile("webfav.csv", s);
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break;
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}
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}
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});
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builder.create().show();
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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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bw.write(s);
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bw.flush();
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Toast.makeText(FavoriteActivity.this, "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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}
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}
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} |