348 lines
11 KiB
Java
348 lines
11 KiB
Java
package jp.juggler.subwaytooter;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.annotation.Nullable;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.LinearLayoutManager;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ImageView;
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import android.widget.TextView;
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import com.woxthebox.draglistview.DragItem;
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import com.woxthebox.draglistview.DragItemAdapter;
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import com.woxthebox.draglistview.DragListView;
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import com.woxthebox.draglistview.swipe.ListSwipeHelper;
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import com.woxthebox.draglistview.swipe.ListSwipeItem;
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import org.json.JSONArray;
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import org.json.JSONObject;
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import java.util.ArrayList;
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import java.util.List;
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import jp.juggler.subwaytooter.util.LogCategory;
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import jp.juggler.subwaytooter.util.Utils;
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public class ActColumnList extends AppCompatActivity {
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private static final LogCategory log = new LogCategory( "ActColumnList" );
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static final String TMP_FILE_COLUMN_LIST = "tmp_column_list";
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public static final String EXTRA_ORDER = "order";
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public static final String EXTRA_SELECTION = "selection";
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public static void open( ActMain activity, int currentItem, int requestCode ){
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JSONArray array = activity.app_state.encodeColumnList();
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AppState.saveColumnList( activity, ActColumnList.TMP_FILE_COLUMN_LIST, array );
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Intent intent = new Intent( activity, ActColumnList.class );
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intent.putExtra( ActColumnList.EXTRA_SELECTION, currentItem );
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activity.startActivityForResult( intent, requestCode );
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}
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@Override
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protected void onCreate( @Nullable Bundle savedInstanceState ){
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super.onCreate( savedInstanceState );
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App1.setActivityTheme( this, false );
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initUI();
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if( savedInstanceState != null ){
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restoreData( savedInstanceState.getInt( EXTRA_SELECTION ) );
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}else{
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Intent intent = getIntent();
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restoreData( intent.getIntExtra( EXTRA_SELECTION, - 1 ) );
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}
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}
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@Override
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protected void onSaveInstanceState( Bundle outState ){
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super.onSaveInstanceState( outState );
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outState.putInt( EXTRA_SELECTION, old_selection );
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//
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JSONArray array = new JSONArray();
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List< MyItem > item_list = listAdapter.getItemList();
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for( int i = 0, ie = item_list.size() ; i < ie ; ++ i ){
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array.put( item_list.get( i ).json );
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}
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AppState.saveColumnList( this, TMP_FILE_COLUMN_LIST, array );
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}
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@Override
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public void onBackPressed(){
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makeResult( - 1 );
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super.onBackPressed();
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}
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DragListView listView;
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MyListAdapter listAdapter;
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int old_selection;
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private void initUI(){
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setContentView( R.layout.act_column_list );
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Styler.fixHorizontalPadding2( findViewById( R.id.llContent ) );
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// リストのアダプター
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listAdapter = new MyListAdapter();
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// ハンドル部分をドラッグで並べ替えできるRecyclerView
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listView = findViewById( R.id.drag_list_view );
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listView.setLayoutManager( new LinearLayoutManager( this ) );
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listView.setAdapter( listAdapter, true );
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listView.setCanDragHorizontally( false );
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listView.setCustomDragItem( new MyDragItem( this, R.layout.lv_column_list ) );
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listView.getRecyclerView().setVerticalScrollBarEnabled( true );
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listView.setDragListListener( new DragListView.DragListListenerAdapter() {
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@Override
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public void onItemDragStarted( int position ){
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// 操作中はリフレッシュ禁止
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// mRefreshLayout.setEnabled( false );
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}
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@Override
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public void onItemDragEnded( int fromPosition, int toPosition ){
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// 操作完了でリフレッシュ許可
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// mRefreshLayout.setEnabled( USE_SWIPE_REFRESH );
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// if( fromPosition != toPosition ){
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// // 並べ替えが発生した
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// }
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}
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} );
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// リストを左右スワイプした
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listView.setSwipeListener( new ListSwipeHelper.OnSwipeListenerAdapter() {
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@Override
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public void onItemSwipeStarted( ListSwipeItem item ){
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// 操作中はリフレッシュ禁止
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// mRefreshLayout.setEnabled( false );
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}
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@Override
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public void onItemSwipeEnded( ListSwipeItem item, ListSwipeItem.SwipeDirection swipedDirection ){
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// 操作完了でリフレッシュ許可
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// mRefreshLayout.setEnabled( USE_SWIPE_REFRESH );
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// 左にスワイプした(右端に青が見えた) なら要素を削除する
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if( swipedDirection == ListSwipeItem.SwipeDirection.LEFT ){
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MyItem adapterItem = (MyItem) item.getTag();
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if( adapterItem.json.optBoolean( Column.KEY_DONT_CLOSE, false ) ){
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Utils.showToast( ActColumnList.this, false, R.string.column_has_dont_close_option );
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listView.resetSwipedViews( null );
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return;
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}
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listAdapter.removeItem( listAdapter.getPositionForItem( adapterItem ) );
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}
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}
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} );
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}
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void restoreData( int ivSelection ){
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this.old_selection = ivSelection;
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ArrayList< MyItem > tmp_list = new ArrayList<>();
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try{
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JSONArray array = AppState.loadColumnList( this, TMP_FILE_COLUMN_LIST );
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if( array != null ){
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for( int i = 0, ie = array.length() ; i < ie ; ++ i ){
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try{
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JSONObject src = array.optJSONObject( i );
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MyItem item = new MyItem( src, i, this );
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if( src != null ){
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tmp_list.add( item );
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if( old_selection == item.old_index ){
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item.setOldSelection( true );
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}
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}
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}catch( Throwable ex ){
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log.trace( ex );
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}
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}
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}
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}catch( Throwable ex ){
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log.trace( ex );
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}
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listAdapter.setItemList( tmp_list );
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}
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void makeResult( int new_selection ){
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Intent intent = new Intent();
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List< MyItem > item_list = listAdapter.getItemList();
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// どの要素を選択するか
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if( new_selection >= 0 && new_selection < listAdapter.getItemCount() ){
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intent.putExtra( EXTRA_SELECTION, new_selection );
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}else{
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for( int i = 0, ie = item_list.size() ; i < ie ; ++ i ){
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if( item_list.get( i ).bOldSelection ){
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intent.putExtra( EXTRA_SELECTION, i );
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break;
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}
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}
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}
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// 並べ替え用データ
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ArrayList< Integer > order_list = new ArrayList<>();
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for( MyItem item : item_list ){
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order_list.add( item.old_index );
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}
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intent.putExtra( EXTRA_ORDER, order_list );
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setResult( RESULT_OK, intent );
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}
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private void performItemSelected( MyItem item ){
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int idx = listAdapter.getPositionForItem( item );
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makeResult( idx );
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finish();
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}
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// リスト要素のデータ
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static class MyItem {
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final long id;
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final JSONObject json;
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final String name;
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final String acct;
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final int acct_color_fg;
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final int acct_color_bg;
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final int old_index;
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final int type;
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boolean bOldSelection;
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MyItem( JSONObject src, long id, Context context ){
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this.json = src;
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this.name = src.optString( Column.KEY_COLUMN_NAME );
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this.acct = src.optString( Column.KEY_COLUMN_ACCESS );
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int c = src.optInt( Column.KEY_COLUMN_ACCESS_COLOR, 0 );
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this.acct_color_fg = c != 0 ? c : Styler.getAttributeColor( context, R.attr.colorColumnListItemText );
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c = src.optInt( Column.KEY_COLUMN_ACCESS_COLOR_BG, 0 );
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this.acct_color_bg = c;
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this.old_index = src.optInt( Column.KEY_OLD_INDEX );
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this.id = id;
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this.type = src.optInt( Column.KEY_TYPE );
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}
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void setOldSelection( @SuppressWarnings("SameParameterValue") boolean b ){
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bOldSelection = b;
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}
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}
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// リスト要素のViewHolder
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class MyViewHolder extends DragItemAdapter.ViewHolder {
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final View ivBookmark;
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final TextView tvAccess;
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final TextView tvName;
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final ImageView ivColumnIcon;
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final int acct_pad_lr;
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MyViewHolder( final View viewRoot ){
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super( viewRoot
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, R.id.ivDragHandle // View ID。 ここを押すとドラッグ操作をすぐに開始する
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, true // 長押しでドラッグ開始するなら真
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);
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ivBookmark = viewRoot.findViewById( R.id.ivBookmark );
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tvAccess = viewRoot.findViewById( R.id.tvAccess );
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tvName = viewRoot.findViewById( R.id.tvName );
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ivColumnIcon = viewRoot.findViewById( R.id.ivColumnIcon );
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acct_pad_lr = (int) ( 0.5f + 4f * viewRoot.getResources().getDisplayMetrics().density );
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// リスト要素のビューが ListSwipeItem だった場合、Swipe操作を制御できる
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if( viewRoot instanceof ListSwipeItem ){
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ListSwipeItem lsi = (ListSwipeItem) viewRoot;
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lsi.setSwipeInStyle( ListSwipeItem.SwipeInStyle.SLIDE );
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lsi.setSupportedSwipeDirection( ListSwipeItem.SwipeDirection.LEFT );
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}
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}
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void bind( MyItem item ){
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itemView.setTag( item ); // itemView は親クラスのメンバ変数
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ivBookmark.setVisibility( item.bOldSelection ? View.VISIBLE : View.INVISIBLE );
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tvAccess.setText( item.acct );
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tvAccess.setTextColor( item.acct_color_fg );
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tvAccess.setBackgroundColor( item.acct_color_bg );
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tvAccess.setPaddingRelative( acct_pad_lr, 0, acct_pad_lr, 0 );
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tvName.setText( item.name );
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ivColumnIcon.setImageResource( Styler.getAttributeResourceId(
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ActColumnList.this, Column.getIconAttrId( item.acct, item.type ) ) );
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}
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// @Override
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// public boolean onItemLongClicked( View view ){
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// return false;
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// }
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@Override
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public void onItemClicked( View view ){
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MyItem item = (MyItem) itemView.getTag(); // itemView は親クラスのメンバ変数
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ActColumnList activity = ( (ActColumnList) Utils.getActivityFromView( view ) );
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if( activity != null ) activity.performItemSelected( item );
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}
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}
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// ドラッグ操作中のデータ
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private class MyDragItem extends DragItem {
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MyDragItem( Context context, int layoutId ){
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super( context, layoutId );
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}
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@Override
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public void onBindDragView( View clickedView, View dragView ){
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MyItem item = (MyItem) clickedView.getTag();
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TextView tv = dragView.findViewById( R.id.tvAccess );
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tv.setText( item.acct );
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tv.setTextColor( item.acct_color_fg );
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tv.setBackgroundColor( item.acct_color_bg );
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tv = dragView.findViewById( R.id.tvName );
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tv.setText( item.name );
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ImageView ivColumnIcon = dragView.findViewById( R.id.ivColumnIcon );
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ivColumnIcon.setImageResource( Styler.getAttributeResourceId(
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ActColumnList.this, Column.getIconAttrId( item.acct, item.type ) ) );
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dragView.findViewById( R.id.ivBookmark ).setVisibility(
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clickedView.findViewById( R.id.ivBookmark ).getVisibility()
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);
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dragView.findViewById( R.id.item_layout ).setBackgroundColor(
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Styler.getAttributeColor( ActColumnList.this, R.attr.list_item_bg_pressed_dragged )
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);
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}
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}
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private class MyListAdapter extends DragItemAdapter< MyItem, MyViewHolder > {
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MyListAdapter(){
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super();
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setHasStableIds( true );
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setItemList( new ArrayList< MyItem >() );
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}
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@Override
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public MyViewHolder onCreateViewHolder( ViewGroup parent, int viewType ){
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View view = getLayoutInflater().inflate( R.layout.lv_column_list, parent, false );
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return new MyViewHolder( view );
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}
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@Override
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public void onBindViewHolder( MyViewHolder holder, int position ){
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super.onBindViewHolder( holder, position );
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holder.bind( getItemList().get( position ) );
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}
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@Override public long getUniqueItemId( int position ){
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MyItem item = mItemList.get( position ); // mItemList は親クラスのメンバ変数
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return item.id;
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}
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}
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}
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