app/src/main/java/net/ktnx/mobileledger/ui/account_summary/AccountSummaryAdapter.java

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.account_summary;
  19
  20 import android.content.Context;
  21 import android.content.res.Resources;
  22 import android.graphics.Typeface;
  23 import android.support.annotation.NonNull;
  24 import android.support.v7.widget.RecyclerView;
  25 import android.view.LayoutInflater;
  26 import android.view.View;
  27 import android.view.ViewGroup;
  28 import android.widget.CheckBox;
  29 import android.widget.LinearLayout;
  30 import android.widget.TextView;
  31
  32 import net.ktnx.mobileledger.R;
  33 import net.ktnx.mobileledger.model.Data;
  34 import net.ktnx.mobileledger.model.LedgerAccount;
  35 import net.ktnx.mobileledger.utils.Colors;
  36
  37 import java.util.List;
  38
  39 class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  40     private boolean selectionActive;
  41
  42     AccountSummaryAdapter() {
  43         this.selectionActive = false;
  44     }
  45
  46     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  47         List<LedgerAccount> accounts = Data.accounts.get();
  48         if (position < accounts.size()) {
  49             LedgerAccount acc = accounts.get(position);
  50             Context ctx = holder.row.getContext();
  51             Resources rm = ctx.getResources();
  52
  53             holder.row.setVisibility(View.VISIBLE);
  54             holder.vTrailer.setVisibility(View.GONE);
  55             holder.tvAccountName.setText(acc.getShortName());
  56             holder.tvAccountName.setPadding(
  57                     acc.getLevel() * rm.getDimensionPixelSize(R.dimen.activity_horizontal_margin) /
  58                     2, 0, 0, 0);
  59             holder.tvAccountAmounts.setText(acc.getAmountsString());
  60
  61             if (acc.isHidden()) {
  62                 holder.tvAccountName.setTypeface(null, Typeface.ITALIC);
  63                 holder.tvAccountAmounts.setTypeface(null, Typeface.ITALIC);
  64             }
  65             else {
  66                 holder.tvAccountName.setTypeface(null, Typeface.NORMAL);
  67                 holder.tvAccountAmounts.setTypeface(null, Typeface.NORMAL);
  68             }
  69
  70             if (position % 2 == 0) {
  71                 holder.row.setBackgroundColor(Colors.tableRowDarkBG);
  72             }
  73             else {
  74                 holder.row.setBackgroundColor(Colors.tableRowLightBG);
  75             }
  76
  77             holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
  78             holder.selectionCb.setChecked(!acc.isHiddenToBe());
  79
  80             holder.row.setTag(R.id.POS, position);
  81         }
  82         else {
  83             holder.vTrailer.setVisibility(View.VISIBLE);
  84             holder.row.setVisibility(View.GONE);
  85         }
  86     }
  87
  88     @NonNull
  89     @Override
  90     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  91         View row = LayoutInflater.from(parent.getContext())
  92                 .inflate(R.layout.account_summary_row, parent, false);
  93         return new LedgerRowHolder(row);
  94     }
  95
  96     @Override
  97     public int getItemCount() {
  98         return Data.accounts.get().size() + 1;
  99     }
 100     public void startSelection() {
 101         for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
 102         this.selectionActive = true;
 103         notifyDataSetChanged();
 104     }
 105
 106     public void stopSelection() {
 107         this.selectionActive = false;
 108         notifyDataSetChanged();
 109     }
 110
 111     public boolean isSelectionActive() {
 112         return selectionActive;
 113     }
 114
 115     public void selectItem(int position) {
 116         LedgerAccount acc = Data.accounts.get().get(position);
 117         acc.toggleHiddenToBe();
 118         toggleChildrenOf(acc, acc.isHiddenToBe(), position);
 119         notifyItemChanged(position);
 120     }
 121     void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe, int parentPosition) {
 122         int i = parentPosition + 1;
 123         for (LedgerAccount acc : Data.accounts.get()) {
 124             if (acc.getName().startsWith(parent.getName() + ":")) {
 125                 acc.setHiddenToBe(hiddenToBe);
 126                 notifyItemChanged(i);
 127                 toggleChildrenOf(acc, hiddenToBe, i);
 128                 i++;
 129             }
 130         }
 131     }
 132
 133     class LedgerRowHolder extends RecyclerView.ViewHolder {
 134         CheckBox selectionCb;
 135         TextView tvAccountName, tvAccountAmounts;
 136         LinearLayout row;
 137         View vTrailer;
 138         public LedgerRowHolder(@NonNull View itemView) {
 139             super(itemView);
 140             this.row = itemView.findViewById(R.id.account_summary_row);
 141             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 142             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 143             this.selectionCb = itemView.findViewById(R.id.account_row_check);
 144             this.vTrailer = itemView.findViewById(R.id.account_summary_trailer);
 145         }
 146     }
 147 }