85 lines
2.1 KiB
Java
85 lines
2.1 KiB
Java
package max.music_cyclon;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentStatePagerAdapter;
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import org.json.JSONException;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* Holds the fragments for the configuration of all {@link SynchronizeConfig}s
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*/
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public class PagerAdapter extends FragmentStatePagerAdapter {
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private final List<String> configs = new ArrayList<>();
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private final Map<String, SynchronizeConfig> configData = new HashMap<>();
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public PagerAdapter(List<SynchronizeConfig> configs , FragmentManager fm) {
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super(fm);
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for (SynchronizeConfig config : configs) {
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this.configs.add(config.getName());
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this.configData.put(config.getName(), config);
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}
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}
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public void save(OutputStream os) throws JSONException, IOException {
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SynchronizeConfig.save(configData.values(), os);
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}
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public boolean add(String name) {
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configData.put(name, new SynchronizeConfig(name));
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return configs.add(name);
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}
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public void remove(String name) {
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configData.remove(name);
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configs.remove(name);
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}
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@Override
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public Fragment getItem(int i) {
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SynchronizeConfigFragment fragment = new SynchronizeConfigFragment();
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String name = getConfigs().get(i);
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fragment.setName(name);
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fragment.setPagerAdapter(this);
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fragment.setConfig(configData.get(name));
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return fragment;
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}
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@Override
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public int getCount() {
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return getConfigs().size();
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}
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@Override
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public int getItemPosition(Object object) {
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// http://stackoverflow.com/a/10399127
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return PagerAdapter.POSITION_NONE;
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}
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public List<String> getConfigs() {
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return configs;
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}
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public List<SynchronizeConfig> getConfigData() {
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return new ArrayList<>(configData.values());
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}
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@Override
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public CharSequence getPageTitle(int position) {
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return getConfigs().get(position);
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}
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}
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