Android Open Source - RateBeer-Mobile Better List Activity

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License

The source code is released under:

GNU General Public License

Java Source Code

/* Copyright (c) 2009 Matthias Kppler
 *//from  ww w.  j  ava 2s  .c  om
 * 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.github.droidfu.activities;

import android.app.ListActivity;
import android.content.Intent;
import android.os.Bundle;
import android.widget.ListAdapter;

import com.github.droidfu.DroidFuApplication;
import com.github.droidfu.adapters.ListAdapterWithProgress;

public class BetterListActivity extends ListActivity implements BetterActivity {

    private static final String IS_BUSY_EXTRA = "is_busy";

    private boolean wasCreated, wasInterrupted;

    private Intent currentIntent;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        this.wasCreated = true;
        this.currentIntent = getIntent();

        ((DroidFuApplication) getApplication()).setActiveContext(getClass().getCanonicalName(),
            this);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        // ((DroidFuApplication)
        // getApplication()).resetActiveContext(getClass().getCanonicalName());
    }

    @Override
    protected void onSaveInstanceState(Bundle outState) {
        super.onSaveInstanceState(outState);
        ListAdapter adapter = getListAdapter();
        if (adapter instanceof ListAdapterWithProgress<?>) {
            boolean isLoading = ((ListAdapterWithProgress<?>) adapter).isLoadingData();
            outState.putBoolean(IS_BUSY_EXTRA, isLoading);
        }
    }

    @Override
    protected void onRestoreInstanceState(Bundle savedInstanceState) {
        super.onRestoreInstanceState(savedInstanceState);
        ListAdapter adapter = getListAdapter();
        if (adapter instanceof ListAdapterWithProgress<?>) {
            boolean isLoading = savedInstanceState.getBoolean(IS_BUSY_EXTRA);
            ((ListAdapterWithProgress<?>) adapter).setIsLoadingData(isLoading);
        }
        wasInterrupted = true;
    }

    @Override
    protected void onPause() {
        super.onPause();
        wasCreated = wasInterrupted = false;
    }

    @Override
    protected void onNewIntent(Intent intent) {
        super.onNewIntent(intent);
        this.currentIntent = intent;
    }

    public int getWindowFeatures() {
        return BetterActivityHelper.getWindowFeatures(this);
    }

    public boolean isRestoring() {
        return wasInterrupted;
    }

    public boolean isResuming() {
        return !wasCreated;
    }

    public boolean isLaunching() {
        return !wasInterrupted && wasCreated;
    }

    public boolean isApplicationBroughtToBackground() {
        return BetterActivityHelper.isApplicationBroughtToBackground(this);
    }

    public Intent getCurrentIntent() {
        return currentIntent;
    }

    public boolean isLandscapeMode() {
        return getWindowManager().getDefaultDisplay().getOrientation() == 1;
    }

    public boolean isPortraitMode() {
        return !isLandscapeMode();
    }

}

Java Source Code List

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