Android Open Source - MnemR Mnem Editor Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

/**
  * Copyright (c) 2011: mnemr.com contributors. All rights reserved.
  */*  w w w.  j  a v  a 2s  .c  o m*/
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published 
  * the Free Software Foundation, either version 3 of the License, 
  * (at your option) any later version.
  *
  * program is distributed in the hope that it will be 
  * but WITHOUT ANY WARRANTY; without even the implied warranty 
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See 
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public 
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  **/

package com.mnemr.ui;

import com.mnemr.R;
import com.mnemr.provider.Mnem;

import android.app.Activity;
import android.content.ContentValues;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.os.Vibrator;
import android.text.Editable;
import android.text.method.KeyListener;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnKeyListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class MnemEditorActivity extends Activity {

  protected static final String TAG = "Editor";
  private static int related = 0;
  private EditText text;
  private TextView nmb;

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      
      if (getIntent().getData() == null)
        getIntent().setData(Mnem.CONTENT_URI);
  
      setContentView(R.layout.editor);

      text = (EditText) findViewById(R.id.text);
      text.setOnKeyListener(new OnKeyListener() {
      
      public boolean onKey(View v, int keyCode, KeyEvent event) {
        if (event.getAction() == KeyEvent.ACTION_DOWN) {
          // scale text to fit screen
          int textSize = 500;
          String[] lines = text.getText().toString().split("\\n");
          for (int i = 0; i < lines.length; i++) {
            textSize = (int) Math.min(textSize, (text.getTextSize() * 
                (getWindowManager().getDefaultDisplay().getWidth()-42 ) / 
                text.getPaint().measureText(lines[i]+"mi")));
          }
          Log.d(TAG, "textSize: "+textSize);
          text.setTextSize(Math.min(105, textSize));
        }
            return false;
      }
      
    });
      
//      ((InputMethodManager)getSystemService(INPUT_METHOD_SERVICE)).showInputMethodPicker();


      if (getIntent().getAction().equals(Intent.ACTION_EDIT)) {
        Cursor cursor = getContentResolver().query(getIntent().getData(), Mnem.PROJECTION, null, null, null);
        if (cursor.getCount() > 0) {
          cursor.moveToFirst();
          text.setText(cursor.getString(cursor.getColumnIndex(Mnem.TEXT)));
        }
        
      }
      
      findViewById(R.id.arrow).setOnClickListener(new OnClickListener() {
      
      public void onClick(View v) {

        if (text.getText().length() == 0) {
          ((Vibrator)getSystemService(VIBRATOR_SERVICE)).vibrate(500);
          Toast.makeText(MnemEditorActivity.this, "nothing to nehm :/", Toast.LENGTH_SHORT).show();
          return;
        }
        ContentValues values = new ContentValues();
        values.put(Mnem.TEXT, text.getText().toString());
        ((Vibrator)getSystemService(VIBRATOR_SERVICE)).vibrate(42);
        
        if (getIntent().getAction().equals(Intent.ACTION_EDIT)) {
          getContentResolver().update(getIntent().getData(), values, null, null);
          Toast.makeText(MnemEditorActivity.this, "updated", Toast.LENGTH_SHORT).show();
          finish();
        } else {
          if (getIntent().getData().getLastPathSegment().equals("mnemons"))
            getIntent().setData(getContentResolver().insert(getIntent().getData(), values));
          else
            getContentResolver().insert(getIntent().getData(), values);
          Toast.makeText(MnemEditorActivity.this, "genehmt!", Toast.LENGTH_SHORT).show();
//          text.setText("");
          if (getIntent().getData().getLastPathSegment().equals("related"))
            startActivity(new Intent(Intent.ACTION_INSERT, getIntent().getData())); 
          else
            startActivity(new Intent(Intent.ACTION_INSERT, Uri.withAppendedPath(getIntent().getData(), "related"))); 
        }
      }
    });
      
      findViewById(R.id.plus).setOnClickListener(new OnClickListener() {
      
      public void onClick(View arg0) {
        
        if (text.getText().length() == 0) {
          ((Vibrator)getSystemService(VIBRATOR_SERVICE)).vibrate(500);
          Toast.makeText(MnemEditorActivity.this, "nothing to nehm :/", Toast.LENGTH_SHORT).show();
          return;
        }
        ContentValues values = new ContentValues();
        values.put(Mnem.TEXT, text.getText().toString());
        ((Vibrator)getSystemService(VIBRATOR_SERVICE)).vibrate(42);
        
        if (getIntent().getData().getLastPathSegment().equals("mnemons"))
          getIntent().setData(getContentResolver().insert(getIntent().getData(), values));
        else
          getContentResolver().insert(getIntent().getData(), values);
        Toast.makeText(MnemEditorActivity.this, "saved", Toast.LENGTH_SHORT).show();
        
        startActivity(new Intent(Intent.ACTION_INSERT, Mnem.CONTENT_URI)
//        startActivity(new Intent(MnemEditorActivity.this, MnemListActivity.class)
//        .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
//        .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
        ); 
      }
    });
      
      findViewById(R.id.list).setOnClickListener(new OnClickListener() {
      
      public void onClick(View arg0) {
        startActivity(new Intent(MnemEditorActivity.this, MnemListActivity.class)
//        .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
        .addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP)
        );
      }
    });
      
      related++;

      
  }
  
  @Override
  protected void onStart() {
    super.onStart();
  }

  @Override
  protected void onResume() {
    int count; 
    if (getIntent().getData().getLastPathSegment().equals("related")) {
      count = getContentResolver().query(getIntent().getData(), new String[]{}, null, null, null).getCount()+2;
    } else if (getIntent().getData().getLastPathSegment().equals("mnemons")) {
      related = 1;
      count = 1;
    } else {
      count = getContentResolver().query(
          Uri.withAppendedPath(getIntent().getData(), "/related"), 
          new String[]{}, null, null, null).getCount()+2;
    }
    nmb = (TextView) findViewById(R.id.nmb);
    nmb.setText(related +"/"+count);
    super.onResume();
  }
  
  @Override
  public void finish() {
    related--;
    super.finish();
  }
  
}

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