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

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of Mobile-Ledger.
   4  * Mobile-Ledger 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  * Mobile-Ledger 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 Mobile-Ledger. 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.os.Build;
  24 import android.support.annotation.NonNull;
  25 import android.support.v7.widget.RecyclerView;
  26 import android.view.LayoutInflater;
  27 import android.view.View;
  28 import android.view.ViewGroup;
  29 import android.widget.CheckBox;
  30 import android.widget.LinearLayout;
  31 import android.widget.TextView;
  32
  33 import net.ktnx.mobileledger.R;
  34 import net.ktnx.mobileledger.model.Data;
  35 import net.ktnx.mobileledger.model.LedgerAccount;
  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                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  72                         .setBackgroundColor(rm.getColor(R.color.table_row_dark_bg, ctx.getTheme()));
  73                 else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_dark_bg));
  74             }
  75             else {
  76                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  77                         .setBackgroundColor(rm.getColor(R.color.drawer_background, ctx.getTheme()));
  78                 else holder.row.setBackgroundColor(rm.getColor(R.color.drawer_background));
  79             }
  80
  81             holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
  82             holder.selectionCb.setChecked(!acc.isHiddenToBe());
  83
  84             holder.row.setTag(R.id.POS, position);
  85         }
  86         else {
  87             holder.vTrailer.setVisibility(View.VISIBLE);
  88             holder.row.setVisibility(View.GONE);
  89         }
  90     }
  91
  92     @NonNull
  93     @Override
  94     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  95         View row = LayoutInflater.from(parent.getContext())
  96                 .inflate(R.layout.account_summary_row, parent, false);
  97         return new LedgerRowHolder(row);
  98     }
  99
 100     @Override
 101     public int getItemCount() {
 102         return Data.accounts.get().size() + 1;
 103     }
 104     public void startSelection() {
 105         for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
 106         this.selectionActive = true;
 107         notifyDataSetChanged();
 108     }
 109
 110     public void stopSelection() {
 111         this.selectionActive = false;
 112         notifyDataSetChanged();
 113     }
 114
 115     public boolean isSelectionActive() {
 116         return selectionActive;
 117     }
 118
 119     public void selectItem(int position) {
 120         LedgerAccount acc = Data.accounts.get().get(position);
 121         acc.toggleHiddenToBe();
 122         toggleChildrenOf(acc, acc.isHiddenToBe(), position);
 123         notifyItemChanged(position);
 124     }
 125     void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe, int parentPosition) {
 126         int i = parentPosition + 1;
 127         for (LedgerAccount acc : Data.accounts.get()) {
 128             if (acc.getName().startsWith(parent.getName() + ":")) {
 129                 acc.setHiddenToBe(hiddenToBe);
 130                 notifyItemChanged(i);
 131                 toggleChildrenOf(acc, hiddenToBe, i);
 132                 i++;
 133             }
 134         }
 135     }
 136
 137     class LedgerRowHolder extends RecyclerView.ViewHolder {
 138         CheckBox selectionCb;
 139         TextView tvAccountName, tvAccountAmounts;
 140         LinearLayout row;
 141         View vTrailer;
 142         public LedgerRowHolder(@NonNull View itemView) {
 143             super(itemView);
 144             this.row = itemView.findViewById(R.id.account_summary_row);
 145             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 146             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 147             this.selectionCb = itemView.findViewById(R.id.account_row_check);
 148             this.vTrailer = itemView.findViewById(R.id.account_summary_trailer);
 149         }
 150     }
 151 }