1 files changed, 219 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/DrawerSettingsAdapter.java b/app/src/main/java/se/leap/bitmaskclient/DrawerSettingsAdapter.java
new file mode 100644
index 00000000..867f3d48
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/DrawerSettingsAdapter.java
@@ -0,0 +1,219 @@
+/**
+ * Copyright (c) 2018 LEAP Encryption Access Project and contributers
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package se.leap.bitmaskclient;
+
+import android.support.annotation.NonNull;
+import android.support.v7.widget.SwitchCompat;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.CompoundButton;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+
+/**
+ * Created by cyberta on 21.02.18.
+ */
+
+public class DrawerSettingsAdapter extends BaseAdapter {
+
+    //item types
+    public static final int NONE = -1;
+    public static final int SWITCH_PROVIDER = 0;
+    public static final int LOG = 1;
+    public static final int ABOUT = 2;
+    public static final int BATTERY_SAVER = 3;
+
+    //view types
+    public final static int VIEW_SIMPLE_TEXT = 0;
+    public final static int VIEW_SWITCH = 1;
+
+    public static class DrawerSettingsItem {
+        private String description = "";
+        private int viewType = VIEW_SIMPLE_TEXT;
+        private boolean isChecked = false;
+        private int itemType = NONE;
+        private CompoundButton.OnCheckedChangeListener callback;
+
+        private DrawerSettingsItem(String description, int viewType, boolean isChecked, int itemType, CompoundButton.OnCheckedChangeListener callback) {
+            this.description = description;
+            this.viewType = viewType;
+            this.isChecked = isChecked;
+            this.itemType = itemType;
+            this.callback = callback;
+        }
+
+        public static DrawerSettingsItem getSimpleTextInstance(String description, int itemType) {
+            return new DrawerSettingsItem(description, VIEW_SIMPLE_TEXT, false, itemType, null);
+        }
+
+        public static DrawerSettingsItem getSwitchInstance(String description, boolean isChecked, int itemType, CompoundButton.OnCheckedChangeListener callback) {
+            return new DrawerSettingsItem(description, VIEW_SWITCH, isChecked, itemType, callback);
+        }
+
+        public int getItemType() {
+            return itemType;
+        }
+
+        public void setChecked(boolean checked) {
+            isChecked = checked;
+        }
+
+        public boolean isChecked() {
+            return isChecked;
+        }
+    }
+
+    private ArrayList<DrawerSettingsItem> mData = new ArrayList<>();
+    private LayoutInflater mInflater;
+
+    public DrawerSettingsAdapter(LayoutInflater layoutInflater) {
+        mInflater = layoutInflater;
+    }
+
+    public void addItem(final DrawerSettingsItem item) {
+        mData.add(item);
+        notifyDataSetChanged();
+    }
+
+    @Override
+    public int getItemViewType(int position) {
+        DrawerSettingsItem item = mData.get(position);
+        return item.viewType;
+    }
+
+    @Override
+    public int getViewTypeCount() {
+        boolean hasSwitchItem = false;
+        for (DrawerSettingsItem item : mData) {
+            if (item.viewType == VIEW_SWITCH) {
+                hasSwitchItem = true;
+                break;
+            }
+        }
+        return hasSwitchItem ? 2 : 1;
+    }
+
+    @Override
+    public int getCount() {
+        return mData.size();
+    }
+
+    @Override
+    public DrawerSettingsItem getItem(int position) {
+        return mData.get(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+
+        DrawerSettingsItem drawerSettingsItem = mData.get(position);
+        ViewHolder holder = null;
+        int type = getItemViewType(position);
+        if (convertView == null) {
+            holder = new ViewHolder();
+            switch(type) {
+                case VIEW_SIMPLE_TEXT:
+                    convertView = initTextViewBinding(holder);
+                    holder.textView.setText(drawerSettingsItem.description);
+                    break;
+                case VIEW_SWITCH:
+                    convertView = initSwitchBinding(holder);
+                    bindSwitch(drawerSettingsItem, holder);
+                    break;
+            }
+            convertView.setTag(holder);
+        } else {
+            holder = (ViewHolder)convertView.getTag();
+            switch (type) {
+                case VIEW_SIMPLE_TEXT:
+                    if (holder.isSwitchViewHolder()) {
+                        holder.resetSwitchView();
+                        convertView = initTextViewBinding(holder);
+                    }
+                    holder.textView.setText(drawerSettingsItem.description);
+                    break;
+                case VIEW_SWITCH:
+                    if (!holder.isSwitchViewHolder()) {
+                        holder.resetTextView();
+                        convertView = initSwitchBinding(holder);
+                    }
+                    bindSwitch(drawerSettingsItem, holder);
+                    break;
+            }
+            convertView.setTag(holder);
+        }
+        return convertView;
+    }
+
+    private void bindSwitch(DrawerSettingsItem drawerSettingsItem, ViewHolder holder) {
+        holder.switchView.setChecked(drawerSettingsItem.isChecked);
+        holder.switchView.setText(drawerSettingsItem.description);
+        holder.switchView.setOnCheckedChangeListener(drawerSettingsItem.callback);
+    }
+
+    @NonNull
+    private View initSwitchBinding(ViewHolder holder) {
+        View convertView = mInflater.inflate(R.layout.switch_list_item, null);
+        holder.switchView = convertView.findViewById(android.R.id.text1);
+        return convertView;
+    }
+
+    @NonNull
+    private View initTextViewBinding(ViewHolder holder) {
+        View convertView = mInflater.inflate(R.layout.single_list_item, null);
+        holder.textView = convertView.findViewById(android.R.id.text1);
+        return convertView;
+    }
+
+    public DrawerSettingsItem getDrawerItem(int elementType) {
+        for (DrawerSettingsItem item : mData) {
+            if (item.itemType == elementType) {
+                return item;
+            }
+        }
+        return null;
+    }
+
+    static class ViewHolder {
+        TextView textView;
+        SwitchCompat switchView;
+
+        boolean isSwitchViewHolder() {
+            return switchView != null;
+        }
+
+        void resetSwitchView() {
+            switchView.setOnCheckedChangeListener(null);
+            switchView = null;
+        }
+
+        void resetTextView() {
+            textView = null;
+        }
+    }
+}
+
+
+