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 class AccountSummaryAdapter extends RecyclerView.Adapter<AccountSummaryAdapter.LedgerRowHolder> {
  38     private boolean selectionActive;
  39
  40     AccountSummaryAdapter() {
  41         this.selectionActive = false;
  42     }
  43
  44     public void onBindViewHolder(@NonNull LedgerRowHolder holder, int position) {
  45         LedgerAccount acc = Data.accounts.get().get(position);
  46         Context ctx = holder.row.getContext();
  47         Resources rm = ctx.getResources();
  48
  49         holder.tvAccountName.setText(acc.getShortName());
  50         holder.tvAccountName.setPadding(
  51                 acc.getLevel() * rm.getDimensionPixelSize(R.dimen.activity_horizontal_margin) / 2,
  52                 0, 0, 0);
  53         holder.tvAccountAmounts.setText(acc.getAmountsString());
  54
  55         if (acc.isHidden()) {
  56             holder.tvAccountName.setTypeface(null, Typeface.ITALIC);
  57             holder.tvAccountAmounts.setTypeface(null, Typeface.ITALIC);
  58         }
  59         else {
  60             holder.tvAccountName.setTypeface(null, Typeface.NORMAL);
  61             holder.tvAccountAmounts.setTypeface(null, Typeface.NORMAL);
  62         }
  63
  64         if (position % 2 == 0) {
  65             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  66                     .setBackgroundColor(rm.getColor(R.color.table_row_dark_bg, ctx.getTheme()));
  67             else holder.row.setBackgroundColor(rm.getColor(R.color.table_row_dark_bg));
  68         }
  69         else {
  70             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) holder.row
  71                     .setBackgroundColor(rm.getColor(R.color.drawer_background, ctx.getTheme()));
  72             else holder.row.setBackgroundColor(rm.getColor(R.color.drawer_background));
  73         }
  74
  75         holder.selectionCb.setVisibility(selectionActive ? View.VISIBLE : View.GONE);
  76         holder.selectionCb.setChecked(!acc.isHiddenToBe());
  77
  78         holder.row.setTag(R.id.POS, position);
  79     }
  80
  81     @NonNull
  82     @Override
  83     public LedgerRowHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
  84         View row = LayoutInflater.from(parent.getContext())
  85                 .inflate(R.layout.account_summary_row, parent, false);
  86         return new LedgerRowHolder(row);
  87     }
  88
  89     @Override
  90     public int getItemCount() {
  91         return Data.accounts.get().size();
  92     }
  93     public void startSelection() {
  94         for (LedgerAccount acc : Data.accounts.get()) acc.setHiddenToBe(acc.isHidden());
  95         this.selectionActive = true;
  96         notifyDataSetChanged();
  97     }
  98
  99     public void stopSelection() {
 100         this.selectionActive = false;
 101         notifyDataSetChanged();
 102     }
 103
 104     public boolean isSelectionActive() {
 105         return selectionActive;
 106     }
 107
 108     public void selectItem(int position) {
 109         LedgerAccount acc = Data.accounts.get().get(position);
 110         acc.toggleHiddenToBe();
 111         toggleChildrenOf(acc, acc.isHiddenToBe(), position);
 112         notifyItemChanged(position);
 113     }
 114     void toggleChildrenOf(LedgerAccount parent, boolean hiddenToBe, int parentPosition) {
 115         int i = parentPosition + 1;
 116         for (LedgerAccount acc : Data.accounts.get()) {
 117             if (acc.getName().startsWith(parent.getName() + ":")) {
 118                 acc.setHiddenToBe(hiddenToBe);
 119                 notifyItemChanged(i);
 120                 toggleChildrenOf(acc, hiddenToBe, i);
 121                 i++;
 122             }
 123         }
 124     }
 125
 126     class LedgerRowHolder extends RecyclerView.ViewHolder {
 127         CheckBox selectionCb;
 128         TextView tvAccountName, tvAccountAmounts;
 129         LinearLayout row;
 130         public LedgerRowHolder(@NonNull View itemView) {
 131             super(itemView);
 132             this.row = (LinearLayout) itemView;
 133             this.tvAccountName = itemView.findViewById(R.id.account_row_acc_name);
 134             this.tvAccountAmounts = itemView.findViewById(R.id.account_row_acc_amounts);
 135             this.selectionCb = itemView.findViewById(R.id.account_row_check);
 136         }
 137     }
 138 }