/*
* Copyright (C) 2009 University of Washington
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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 org.odk.collect.android.widgets;
import java.io.File;
import org.javarosa.core.model.data.IAnswerData;
import org.javarosa.core.model.data.StringData;
import org.javarosa.form.api.FormEntryPrompt;
import org.odk.collect.android.R;
import org.odk.collect.android.activities.FormEntryActivity;
import org.odk.collect.android.utilities.FileUtils;
import org.odk.collect.android.utilities.StringUtils;
import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore.Video;
import android.util.Log;
import android.util.TypedValue;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TableLayout;
import android.widget.Toast;
/**
* Widget that allows user to take pictures, sounds or video and add them to the form.
*
* @author Carl Hartung (carlhartung@gmail.com)
* @author Yaw Anokwa (yanokwa@gmail.com)
*/
public class VideoWidget extends QuestionWidget implements IBinaryWidget {
private final static String t = "MediaWidget";
private Button mCaptureButton;
private Button mPlayButton;
private Button mChooseButton;
private String mBinaryName;
private String mInstanceFolder;
private boolean mWaitingForData;
public VideoWidget(Context context, FormEntryPrompt prompt) {
super(context, prompt);
mWaitingForData = false;
mInstanceFolder =
FormEntryActivity.mInstancePath.substring(0,
FormEntryActivity.mInstancePath.lastIndexOf("/") + 1);
setOrientation(LinearLayout.VERTICAL);
TableLayout.LayoutParams params = new TableLayout.LayoutParams();
params.setMargins(7, 5, 7, 5);
// setup capture button
mCaptureButton = new Button(getContext());
mCaptureButton.setText(StringUtils.getStringRobust(getContext(), R.string.capture_video));
mCaptureButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
mCaptureButton.setPadding(20, 20, 20, 20);
mCaptureButton.setEnabled(!prompt.isReadOnly());
mCaptureButton.setLayoutParams(params);
// launch capture intent on click
mCaptureButton.setOnClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
Intent i = new Intent(android.provider.MediaStore.ACTION_VIDEO_CAPTURE);
i.putExtra(android.provider.MediaStore.EXTRA_OUTPUT,
Video.Media.EXTERNAL_CONTENT_URI.toString());
try {
((Activity) getContext()).startActivityForResult(i,
FormEntryActivity.VIDEO_CAPTURE);
mWaitingForData = true;
} catch (ActivityNotFoundException e) {
Toast.makeText(getContext(),
StringUtils.getStringRobust(getContext(), R.string.activity_not_found, "capture video"),
Toast.LENGTH_SHORT);
}
}
});
// setup capture button
mChooseButton = new Button(getContext());
mChooseButton.setText(StringUtils.getStringRobust(getContext(), R.string.choose_video));
mChooseButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
mChooseButton.setPadding(20, 20, 20, 20);
mChooseButton.setEnabled(!prompt.isReadOnly());
mChooseButton.setLayoutParams(params);
// launch capture intent on click
mChooseButton.setOnClickListener(new View.OnClickListener() {
/*
* (non-Javadoc)
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
@Override
public void onClick(View v) {
Intent i = new Intent(Intent.ACTION_GET_CONTENT);
i.setType("video/*");
// Intent i =
// new Intent(Intent.ACTION_PICK,
// android.provider.MediaStore.Video.Media.EXTERNAL_CONTENT_URI);
mWaitingForData = true;
try {
((Activity) getContext()).startActivityForResult(i,
FormEntryActivity.VIDEO_CHOOSER);
} catch (ActivityNotFoundException e) {
Toast.makeText(getContext(),
StringUtils.getStringRobust(getContext(), R.string.activity_not_found, "choose video "),
Toast.LENGTH_SHORT);
}
}
});
// setup play button
mPlayButton = new Button(getContext());
mPlayButton.setText(StringUtils.getStringRobust(getContext(), R.string.play_video));
mPlayButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
mPlayButton.setPadding(20, 20, 20, 20);
mPlayButton.setLayoutParams(params);
// on play, launch the appropriate viewer
mPlayButton.setOnClickListener(new View.OnClickListener() {
@Override
/*
* (non-Javadoc)
* @see android.view.View.OnClickListener#onClick(android.view.View)
*/
public void onClick(View v) {
Intent i = new Intent("android.intent.action.VIEW");
File f = new File(mInstanceFolder + "/" + mBinaryName);
i.setDataAndType(Uri.fromFile(f), "video/*");
try {
((Activity) getContext()).startActivity(i);
} catch (ActivityNotFoundException e) {
Toast.makeText(getContext(),
StringUtils.getStringRobust(getContext(), R.string.activity_not_found, "video video"),
Toast.LENGTH_SHORT);
}
}
});
// retrieve answer from data model and update ui
mBinaryName = prompt.getAnswerText();
if (mBinaryName != null) {
mPlayButton.setEnabled(true);
File f = new File(mInstanceFolder + "/" + mBinaryName);
checkFileSize(f);
} else {
mPlayButton.setEnabled(false);
}
// finish complex layout
addView(mCaptureButton);
addView(mChooseButton);
String acq = prompt.getAppearanceHint();
if((QuestionWidget.ACQUIREFIELD.equalsIgnoreCase(acq))){
mChooseButton.setVisibility(View.GONE);
}
addView(mPlayButton);
}
private void deleteMedia() {
// get the file path and delete the file
File f = new File(mInstanceFolder + "/" + mBinaryName);
if (!f.delete()) {
Log.e(t, "Failed to delete " + f);
}
// clean up variables
mBinaryName = null;
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#clearAnswer()
*/
@Override
public void clearAnswer() {
// remove the file
deleteMedia();
// reset buttons
mPlayButton.setEnabled(false);
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#getAnswer()
*/
@Override
public IAnswerData getAnswer() {
if (mBinaryName != null) {
return new StringData(mBinaryName.toString());
} else {
return null;
}
}
private String getPathFromUri(Uri uri) {
if (uri.toString().startsWith("file")) {
return uri.toString().substring(6);
} else {
String[] videoProjection = {
Video.Media.DATA
};
Cursor c =
((Activity) getContext()).managedQuery(uri, videoProjection, null, null, null);
((Activity) getContext()).startManagingCursor(c);
int column_index = c.getColumnIndexOrThrow(Video.Media.DATA);
String videoPath = null;
if (c.getCount() > 0) {
c.moveToFirst();
videoPath = c.getString(column_index);
}
return videoPath;
}
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.IBinaryWidget#setBinaryData(java.lang.Object)
*/
@Override
public void setBinaryData(Object binaryuri) {
// you are replacing an answer. remove the media.
if (mBinaryName != null) {
deleteMedia();
}
// get the file path and create a copy in the instance folder
String binaryPath = getPathFromUri((Uri) binaryuri);
String extension = binaryPath.substring(binaryPath.lastIndexOf("."));
String destVideoPath = mInstanceFolder + "/" + System.currentTimeMillis() + extension;
File source = new File(binaryPath);
File newVideo = new File(destVideoPath);
FileUtils.copyFile(source, newVideo);
checkFileSize(newVideo);
if (newVideo.exists()) {
// Add the copy to the content provier
ContentValues values = new ContentValues(6);
values.put(Video.Media.TITLE, newVideo.getName());
values.put(Video.Media.DISPLAY_NAME, newVideo.getName());
values.put(Video.Media.DATE_ADDED, System.currentTimeMillis());
values.put(Video.Media.DATA, newVideo.getAbsolutePath());
Uri VideoURI =
getContext().getContentResolver().insert(Video.Media.EXTERNAL_CONTENT_URI, values);
Log.i(t, "Inserting VIDEO returned uri = " + VideoURI.toString());
} else {
Log.e(t, "Inserting Video file FAILED");
}
mBinaryName = newVideo.getName();
mWaitingForData = false;
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#setFocus(android.content.Context)
*/
@Override
public void setFocus(Context context) {
// Hide the soft keyboard if it's showing.
InputMethodManager inputManager =
(InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputManager.hideSoftInputFromWindow(this.getWindowToken(), 0);
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.IBinaryWidget#isWaitingForBinaryData()
*/
@Override
public boolean isWaitingForBinaryData() {
return mWaitingForData;
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#setOnLongClickListener(android.view.View.OnLongClickListener)
*/
@Override
public void setOnLongClickListener(OnLongClickListener l) {
mCaptureButton.setOnLongClickListener(l);
mChooseButton.setOnLongClickListener(l);
mPlayButton.setOnLongClickListener(l);
}
/*
* (non-Javadoc)
* @see org.odk.collect.android.widgets.QuestionWidget#cancelLongPress()
*/
@Override
public void cancelLongPress() {
super.cancelLongPress();
mCaptureButton.cancelLongPress();
mChooseButton.cancelLongPress();
mPlayButton.cancelLongPress();
}
}