diff options
Diffstat (limited to 'src/org/cyanogenmod/wallpapers/photophase/preferences/DispositionFragment.java')
-rw-r--r-- | src/org/cyanogenmod/wallpapers/photophase/preferences/DispositionFragment.java | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/org/cyanogenmod/wallpapers/photophase/preferences/DispositionFragment.java b/src/org/cyanogenmod/wallpapers/photophase/preferences/DispositionFragment.java new file mode 100644 index 0000000..b0204c3 --- /dev/null +++ b/src/org/cyanogenmod/wallpapers/photophase/preferences/DispositionFragment.java @@ -0,0 +1,217 @@ +/* + * Copyright (C) 2013 The CyanogenMod 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 org.cyanogenmod.wallpapers.photophase.preferences; + +import android.content.Context; +import android.content.Intent; +import android.os.Bundle; +import android.preference.PreferenceFragment; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuInflater; +import android.view.MenuItem; +import android.view.View; +import android.view.ViewGroup; + +import org.cyanogenmod.wallpapers.photophase.R; +import org.cyanogenmod.wallpapers.photophase.model.Disposition; +import org.cyanogenmod.wallpapers.photophase.widgets.DispositionView; +import org.cyanogenmod.wallpapers.photophase.widgets.DispositionView.OnFrameSelectedListener; +import org.cyanogenmod.wallpapers.photophase.widgets.ResizeFrame; + +import java.util.List; + +/** + * An abstract fragment class that allow to choose the layout disposition of the wallpaper. + */ +public abstract class DispositionFragment + extends PreferenceFragment implements OnFrameSelectedListener { + + private Runnable mRedraw = new Runnable() { + @Override + public void run() { + if (getActivity() == null) return; + try { + mDispositionView.setDispositions(getUserDispositions(), getCols(), getRows()); + } catch (Exception ex) { + // Ignored + } + } + }; + + /*package*/ DispositionView mDispositionView; + + private MenuItem mDeleteMenu; + + /** + * Constructor of <code>DispositionFragment</code> + */ + public DispositionFragment() { + super(); + } + + /** + * Method that returns the current user preference for the disposition + * + * @return List<Disposition> The current user preference dispositions + */ + public abstract List<Disposition> getUserDispositions(); + + /** + * Method that returns the default preference for the disposition + * + * @return List<Disposition> The default preference dispositions + */ + public abstract List<Disposition> getDefaultDispositions(); + + /** + * Method that request to save the dispositions + * + * @param dispositions The dispositions to save + */ + public abstract void saveDispositions(List<Disposition> dispositions); + + /** + * Method that returns the number of rows to use + * + * @return int The number of rows + */ + public abstract int getRows(); + + /** + * Method that returns the number of cols to use + * + * @return int The number of cols + */ + public abstract int getCols(); + + /** + * {@inheritDoc} + */ + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + // Change the preference manager + getPreferenceManager().setSharedPreferencesName(PreferencesProvider.PREFERENCES_FILE); + getPreferenceManager().setSharedPreferencesMode(Context.MODE_PRIVATE); + + setHasOptionsMenu(true); + } + + /** + * {@inheritDoc} + */ + @Override + public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { + // Inflate the layout for this fragment + ViewGroup v = (ViewGroup)inflater.inflate(R.layout.choose_disposition_fragment, container, false); + mDispositionView = (DispositionView)v.findViewById(R.id.disposition_view); + mDispositionView.setResizeFrame((ResizeFrame)v.findViewById(R.id.resize_frame)); + mDispositionView.setOnFrameSelectedListener(this); + mDispositionView.post(mRedraw); + return v; + } + + /** + * {@inheritDoc} + */ + @Override + public void onDestroyView() { + super.onDestroyView(); + if (mDispositionView != null) { + mDispositionView.removeCallbacks(mRedraw); + if (mDispositionView.isChanged()) { + saveDispositions(mDispositionView.getDispositions()); + } + } + + // Notify that the settings was changed + Intent intent = new Intent(PreferencesProvider.ACTION_SETTINGS_CHANGED); + if (mDispositionView.isChanged()) { + intent.putExtra(PreferencesProvider.EXTRA_FLAG_REDRAW, Boolean.TRUE); + intent.putExtra(PreferencesProvider.EXTRA_FLAG_RECREATE_WORLD, Boolean.TRUE); + } + getActivity().sendBroadcast(intent); + } + + /** + * {@inheritDoc} + */ + @Override + public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { + inflater.inflate(R.menu.dispositions, menu); + mDeleteMenu = menu.findItem(R.id.mnu_delete); + if (mDeleteMenu != null) { + mDeleteMenu.setVisible(false); + } + } + + /** + * {@inheritDoc} + */ + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.mnu_ok: + getActivity().finish(); + return true; + case R.id.mnu_restore: + restoreData(); + return true; + case R.id.mnu_delete: + deleteFrame(); + return true; + default: + return super.onOptionsItemSelected(item); + } + } + + /** + * Method that restores the disposition view to the default state + */ + private void restoreData() { + mDispositionView.setDispositions(getUserDispositions(), getCols(), getRows()); + } + + /** + * Method that restores the disposition view to the default state + */ + private void deleteFrame() { + mDispositionView.deleteCurrentFrame(); + } + + /** + * {@inheritDoc} + */ + @Override + public void onFrameSelectedListener(View v) { + if (mDeleteMenu != null) { + mDeleteMenu.setVisible(true); + } + } + + /** + * {@inheritDoc} + */ + @Override + public void onFrameUnselectedListener() { + if (mDeleteMenu != null) { + mDeleteMenu.setVisible(false); + } + } +} |