Android Open Source - SensorDataCollector Operation Adapter

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License

The source code is released under:
GNU General Public License
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Java Source Code

/*
 * Copyright (c) 2014, the SenSee authors.  Please see the AUTHORS file
 * for details. /*from ww w. jav  a2 s  . c  om*/
 * 
 * Licensed under the GNU Public License, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *       http://www.gnu.org/copyleft/gpl.html
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and 
 * limitations under the License.
 */

package sysnetlab.android.sdc.ui.adapters;

import java.util.List;

import sysnetlab.android.sdc.R;
import sysnetlab.android.sdc.datacollector.Experiment;
import sysnetlab.android.sdc.datacollector.Note;
import sysnetlab.android.sdc.datacollector.Tag;
import sysnetlab.android.sdc.ui.UserInterfaceUtils;
import android.app.Activity;
import android.content.Context;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

// Icons from www.thenounproject.com.  Creative Commons Attribution License
// Tags - #48635
// Notes - #8988
// Sensors - #7250
// Varying resolution icons for android generated using 
//    http://android-ui-utils.googlecode.com/hg/asset-studio/dist/icons-launcher.html

public class OperationAdapter extends BaseAdapter {
    // Operation mode: create/view experiment
    public static final int CREATE_EXPERIMENT = 1;
    public static final int VIEW_EXPERIMENT = 2;

    // Total number of operations.
    public static final int OP_COUNT = 3;

    // Must start from zero and increment by 1.
    public static final int OP_TAGS = 0;
    public static final int OP_NOTES = 1;
    public static final int OP_SENSORS = 2;

    // Names corresponding to the above operations
    private static final String OP_TAGS_NAME = "Tags";
    private static final String OP_NOTES_NAME = "Notes";
    private static final String OP_SENSORS_NAME = "Sensors";

    private Activity mActivity;
    private Experiment mExperiment;
    private int mMode;

    public OperationAdapter(Activity a, Experiment e, int m) {
        mExperiment = e;
        mActivity = a;
        mMode = m;
    }

    @Override
    public int getCount() {
        return OP_COUNT;
    }

    @Override
    public Object getItem(int arg0) {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public long getItemId(int arg0) {
        // TODO Auto-generated method stub
        return arg0;
    }

    @Override
    public View getView(int position, View view, ViewGroup viewGroup) {
        if (view == null) {
            LayoutInflater inflater = (LayoutInflater) mActivity
                    .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
            view = inflater.inflate(R.layout.operation_listitem, viewGroup, false);
        }

        LinearLayout layout = (LinearLayout) view.findViewById(R.id.layout_subtext);
        layout.removeAllViews();
        layout.setVisibility(View.GONE);

        switch (mMode) {
            case CREATE_EXPERIMENT:
                view = getViewForCreatingExperiment(position, view);
                break;
            case VIEW_EXPERIMENT:
                view = getViewForViewingExperiment(position, view);
                break;
        }

        return view;
    }

    private View getViewForCreatingExperiment(int position, View view) {

        ImageView icon = (ImageView) view.findViewById(R.id.iv_image);
        TextView operation = (TextView) view.findViewById(R.id.tv_maintext);
        TextView operationInfo = (TextView) view.findViewById(R.id.tv_subtext);

        icon.setVisibility(View.VISIBLE);
        operation.setVisibility(View.VISIBLE);
        operationInfo.setVisibility(View.VISIBLE);

        // TODO: Replace the help text with other information when available,
        // e.g., list of entered tags,
        // selected sensors, or first words of notes??
        if (position == OP_TAGS) {
            icon.setImageResource(R.drawable.icon_tags_inverse);
            operation.setText(OP_TAGS_NAME);
            listTagsInView(view, CREATE_EXPERIMENT);
        } else if (position == OP_NOTES) {
            icon.setImageResource(R.drawable.icon_notes_inverse);
            operation.setText(OP_NOTES_NAME);
            listNotesInView(view, CREATE_EXPERIMENT);
        } else if (position == OP_SENSORS) {
            icon.setImageResource(R.drawable.icon_sensors_inverse);
            operation.setText(OP_SENSORS_NAME);
            operationInfo.setText(view.getResources().getString(
                    R.string.text_run_sensor_operation_text));
            // listSensorsSummaryInView(view);
        }
        return view;
    }

    private View getViewForViewingExperiment(int position, View view) {

        ImageView icon = (ImageView) view.findViewById(R.id.iv_image);
        TextView operation = (TextView) view.findViewById(R.id.tv_maintext);
        TextView operationInfo = (TextView) view.findViewById(R.id.tv_subtext);

        icon.setVisibility(View.VISIBLE);
        operation.setVisibility(View.VISIBLE);
        operationInfo.setVisibility(View.VISIBLE);

        if (position == OP_TAGS) {
            icon.setImageResource(R.drawable.icon_tags_inverse);
            operation.setText(OP_TAGS_NAME);
            listTagsInView(view, VIEW_EXPERIMENT);
        } else if (position == OP_NOTES) {
            icon.setImageResource(R.drawable.icon_notes_inverse);
            operation.setText(OP_NOTES_NAME);
            listNotesInView(view, VIEW_EXPERIMENT);
        } else if (position == OP_SENSORS) {
            icon.setImageResource(R.drawable.icon_sensors_inverse);
            operation.setText(OP_SENSORS_NAME);
            listSensorsSummaryInView(view);
        }

        return view;
    }

    private void listTagsInView(View view, int operation) {
        TextView operationInfo = (TextView) view.findViewById(R.id.tv_subtext);

        if (mExperiment == null || mExperiment.getTags() == null || mExperiment.getTags().isEmpty()) {

            if (operation == VIEW_EXPERIMENT) {
                operationInfo.setText(view.getResources().getString(
                        R.string.text_no_tagging_action_performed));
            } else {
                operationInfo.setText(view.getResources().getString(
                        R.string.text_run_tag_operation_text));
            }
            operationInfo.setVisibility(View.VISIBLE);
            return;
        }

        if (operation == VIEW_EXPERIMENT) {
            operationInfo.setVisibility(View.GONE);
        } else {
            operationInfo.setText(view.getResources().getString(
                    R.string.text_run_tag_operation_text));
        }

        LinearLayout layout = (LinearLayout) view.findViewById(R.id.layout_subtext);
        layout.setOrientation(LinearLayout.HORIZONTAL);
        LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
        layoutParams.setMargins(0, 0, 24, 0);

        layout.removeAllViews();
        List<Tag> tagsList = mExperiment.getTags();

        Tag tag = tagsList.get(0);
        String strTagsNumber = "";
        if (tagsList.size() > 2) {
            strTagsNumber = mActivity.getResources().getString(R.string.text_tags_plus);
            strTagsNumber = String.format(strTagsNumber, tagsList.size() - 1);
        }
        TextView tvTag = getSubTextView(tag.getName().concat(strTagsNumber));
        layout.addView(tvTag, layoutParams);
        if (tagsList.size() == 2) {
            tag = tagsList.get(1);
            tvTag = getSubTextView(tag.getName().concat(strTagsNumber));
            layout.addView(tvTag, layoutParams);
        }
        layout.setVisibility(View.VISIBLE);
    }

    private void listNotesInView(View view, int operation) {
        TextView operationInfo = (TextView) view.findViewById(R.id.tv_subtext);

        if (mExperiment == null || mExperiment.getNotes() == null
                || mExperiment.getNotes().isEmpty()) {
            if (operation == VIEW_EXPERIMENT) {
                operationInfo.setText(view.getResources().getString(
                        R.string.text_no_notes_were_taken));
                LinearLayout layout = (LinearLayout) view.findViewById(R.id.layout_subtext);
                layout.setVisibility(View.GONE);
            } else {
                operationInfo.setText(view.getResources().getString(
                        R.string.text_run_note_operation_text));
            }
            operationInfo.setVisibility(View.VISIBLE);
            return;
        }

        if (operation == VIEW_EXPERIMENT) {
            operationInfo.setText(view.getResources()
                    .getString(R.string.text_tap_to_see_more_notes));
        } else {
            operationInfo.setText(view.getResources().getString(
                    R.string.text_run_note_operation_text));
        }
        operationInfo.setVisibility(View.VISIBLE);

        LinearLayout layout = (LinearLayout) view.findViewById(R.id.layout_subtext);
        layout.setOrientation(LinearLayout.HORIZONTAL);
        LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
        layoutParams.setMargins(0, 0, 24, 0);

        layout.removeAllViews();

        Note note = mExperiment.getNotesSortedByDate().get(0);
        TextView tvNote = getSubTextView(note.getDateCreatedAsString() + ": " + note.getNote());

        layout.addView(tvNote, layoutParams);

        layout.setVisibility(View.VISIBLE);
    }

    private void listSensorsSummaryInView(View view) {
        TextView textview = (TextView) view.findViewById(R.id.tv_subtext);
        if (mExperiment == null || mExperiment.getSensors() == null
                || mExperiment.getSensors().isEmpty()) {
            textview.setText(view.getResources().getString(R.string.text_no_sensors_were_selected));
        } else {
            textview.setText(view.getResources().getString(R.string.text_tap_to_see_more_sensors));
        }
        textview.setVisibility(View.VISIBLE);
        return;
    }

    private TextView getSubTextView(String subText) {
        TextView textView = new TextView(mActivity);
        textView.setTextAppearance(mActivity, android.R.attr.textAppearanceSmall);
        textView.setPadding(0, 2, 8, 2);
        textView.setText(subText);
        UserInterfaceUtils.setEllipsizeforTextView(textView, TextUtils.TruncateAt.END);
        return textView;
    }

}
Java Source Code List
