fixed media preview for file types other than images

src/main/java/eu/siacs/conversations/ui/ConversationFragment.java

@@ -842,7 +842,8 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
             case ATTACHMENT_CHOICE_CHOOSE_FILE:
             case ATTACHMENT_CHOICE_RECORD_VIDEO:
             case ATTACHMENT_CHOICE_RECORD_VOICE:
-                final List<Attachment> fileUris = Attachment.extractAttachments(getActivity(), data, Attachment.Type.FILE);
+                final Attachment.Type type = requestCode == ATTACHMENT_CHOICE_RECORD_VOICE ? Attachment.Type.RECORDING : Attachment.Type.FILE;
+                final List<Attachment> fileUris = Attachment.extractAttachments(getActivity(), data, type);
                 mediaPreviewAdapter.addMediaPreviews(fileUris);
                 toggleInputMethod();
                 break;
@@ -850,7 +851,8 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
                 double latitude = data.getDoubleExtra("latitude", 0);
                 double longitude = data.getDoubleExtra("longitude", 0);
                 Uri geo = Uri.parse("geo:" + String.valueOf(latitude) + "," + String.valueOf(longitude));
-                attachLocationToConversation(conversation, geo);
+                mediaPreviewAdapter.addMediaPreviews(Attachment.of(getActivity(), geo, Attachment.Type.LOCATION));
+                toggleInputMethod();
                 break;
             case REQUEST_INVITE_TO_CONVERSATION:
                 XmppActivity.ConferenceInvite invite = XmppActivity.ConferenceInvite.parse(data);
@@ -869,8 +871,10 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
         final PresenceSelector.OnPresenceSelected callback = () -> {
             for (Iterator<Attachment> i = attachments.iterator(); i.hasNext(); i.remove()) {
                 final Attachment attachment = i.next();
-                if (attachment.getType() == Attachment.Type.IMAGE) {
-                   Log.d(Config.LOGTAG, "ConversationsActivity.commitAttachments() - attaching image to conversations. CHOOSE_IMAGE");
+                if (attachment.getType() == Attachment.Type.LOCATION) {
+                    attachLocationToConversation(conversation, attachment.getUri());
+                } else if (attachment.getType() == Attachment.Type.IMAGE) {
+                    Log.d(Config.LOGTAG, "ConversationsActivity.commitAttachments() - attaching image to conversations. CHOOSE_IMAGE");
 					attachImageToConversation(conversation, attachment.getUri());
                 } else {
                     Log.d(Config.LOGTAG, "ConversationsActivity.commitAttachments() - attaching file to conversations. CHOOSE_FILE/RECORD_VOICE/RECORD_VIDEO");

src/main/java/eu/siacs/conversations/ui/ConversationsOverviewFragment.java

@@ -58,11 +58,11 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.ui.adapter.ConversationAdapter;
 import eu.siacs.conversations.ui.interfaces.OnConversationArchived;
 import eu.siacs.conversations.ui.interfaces.OnConversationSelected;
-import eu.siacs.conversations.ui.util.Color;
 import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 import eu.siacs.conversations.ui.util.PendingActionHelper;
 import eu.siacs.conversations.ui.util.PendingItem;
 import eu.siacs.conversations.ui.util.ScrollState;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.utils.ThemeHelper;
 
 import static android.support.v7.widget.helper.ItemTouchHelper.LEFT;
@@ -99,7 +99,7 @@ public class ConversationsOverviewFragment extends XmppFragment {
 			super.onChildDraw(c, recyclerView, viewHolder, dX, dY, actionState, isCurrentlyActive);
 			if(actionState != ItemTouchHelper.ACTION_STATE_IDLE){
 				Paint paint = new Paint();
-				paint.setColor(Color.get(activity,R.attr.conversations_overview_background));
+				paint.setColor(StyledAttributes.getColor(activity,R.attr.conversations_overview_background));
 				paint.setStyle(Paint.Style.FILL);
 				c.drawRect(viewHolder.itemView.getLeft(),viewHolder.itemView.getTop()
 						,viewHolder.itemView.getRight(),viewHolder.itemView.getBottom(), paint);

src/main/java/eu/siacs/conversations/ui/SearchActivity.java

@@ -35,7 +35,6 @@ import android.support.v7.widget.Toolbar;
 import android.text.Editable;
 import android.text.InputType;
 import android.text.TextWatcher;
-import android.util.Log;
 import android.view.ContextMenu;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -47,21 +46,18 @@ import java.lang.ref.WeakReference;
 import java.util.ArrayList;
 import java.util.List;
 
-import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.databinding.ActivitySearchBinding;
 import eu.siacs.conversations.entities.Contact;
 import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Conversational;
 import eu.siacs.conversations.entities.Message;
-import eu.siacs.conversations.entities.StubConversation;
 import eu.siacs.conversations.services.MessageSearchTask;
 import eu.siacs.conversations.ui.adapter.MessageAdapter;
 import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 import eu.siacs.conversations.ui.util.ChangeWatcher;
-import eu.siacs.conversations.ui.util.Color;
 import eu.siacs.conversations.ui.util.DateSeparator;
-import eu.siacs.conversations.ui.util.Drawable;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.ui.util.ListViewUtils;
 import eu.siacs.conversations.ui.util.PendingItem;
 import eu.siacs.conversations.ui.util.ShareUtil;
@@ -217,12 +213,12 @@ public class SearchActivity extends XmppActivity implements TextWatcher, OnSearc
 	private void changeBackground(boolean hasSearch, boolean hasResults) {
 		if (hasSearch) {
 			if (hasResults) {
-				binding.searchResults.setBackgroundColor(Color.get(this, R.attr.color_background_secondary));
+				binding.searchResults.setBackgroundColor(StyledAttributes.getColor(this, R.attr.color_background_secondary));
 			} else {
-				binding.searchResults.setBackground(Drawable.get(this, R.attr.activity_background_no_results));
+				binding.searchResults.setBackground(StyledAttributes.getDrawable(this, R.attr.activity_background_no_results));
 			}
 		} else {
-			binding.searchResults.setBackground(Drawable.get(this, R.attr.activity_background_search));
+			binding.searchResults.setBackground(StyledAttributes.getDrawable(this, R.attr.activity_background_search));
 		}
 	}
 

src/main/java/eu/siacs/conversations/ui/SettingsActivity.java

@@ -38,7 +38,7 @@ import eu.siacs.conversations.crypto.OmemoSetting;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.services.ExportLogsService;
 import eu.siacs.conversations.services.MemorizingTrustManager;
-import eu.siacs.conversations.ui.util.Color;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.TimeframeUtils;
 import rocks.xmpp.addr.Jid;
@@ -74,7 +74,7 @@ public class SettingsActivity extends XmppActivity implements
 		mSettingsFragment.setActivityIntent(getIntent());
 		this.mTheme = findTheme();
 		setTheme(this.mTheme);
-		getWindow().getDecorView().setBackgroundColor(Color.get(this, R.attr.color_background_primary));
+		getWindow().getDecorView().setBackgroundColor(StyledAttributes.getColor(this, R.attr.color_background_primary));
 		setSupportActionBar(findViewById(R.id.toolbar));
 		configureActionBar(getSupportActionBar());
 	}

src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java

@@ -25,7 +25,7 @@ import eu.siacs.conversations.R;
 import eu.siacs.conversations.entities.Account;
 import eu.siacs.conversations.ui.ManageAccountActivity;
 import eu.siacs.conversations.ui.XmppActivity;
-import eu.siacs.conversations.ui.util.Color;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.utils.UIHelper;
 
 public class AccountAdapter extends ArrayAdapter<Account> {
@@ -65,14 +65,14 @@ public class AccountAdapter extends ArrayAdapter<Account> {
 		statusView.setText(getContext().getString(account.getStatus().getReadableId()));
 		switch (account.getStatus()) {
 			case ONLINE:
-				statusView.setTextColor(Color.get(activity, R.attr.TextColorOnline));
+				statusView.setTextColor(StyledAttributes.getColor(activity, R.attr.TextColorOnline));
 				break;
 			case DISABLED:
 			case CONNECTING:
-				statusView.setTextColor(Color.get(activity, android.R.attr.textColorSecondary));
+				statusView.setTextColor(StyledAttributes.getColor(activity, android.R.attr.textColorSecondary));
 				break;
 			default:
-				statusView.setTextColor(Color.get(activity, R.attr.TextColorError));
+				statusView.setTextColor(StyledAttributes.getColor(activity, R.attr.TextColorError));
 				break;
 		}
 		final SwitchCompat tglAccountState = view.findViewById(R.id.tgl_account_status);

src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java

@@ -26,9 +26,8 @@ import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Transferable;
 import eu.siacs.conversations.ui.ConversationFragment;
-import eu.siacs.conversations.ui.ConversationsOverviewFragment;
 import eu.siacs.conversations.ui.XmppActivity;
-import eu.siacs.conversations.ui.util.Color;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.ui.widget.UnreadCountCustomView;
 import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.IrregularUnicodeDetector;
@@ -93,9 +92,9 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationAdapte
 		}
 
 		if (conversation == ConversationFragment.getConversation(activity)) {
-			viewHolder.frame.setBackgroundColor(Color.get(activity,R.attr.color_background_tertiary));
+			viewHolder.frame.setBackgroundColor(StyledAttributes.getColor(activity,R.attr.color_background_tertiary));
 		} else {
-			viewHolder.frame.setBackgroundColor(Color.get(activity,R.attr.color_background_primary));
+			viewHolder.frame.setBackgroundColor(StyledAttributes.getColor(activity,R.attr.color_background_primary));
 		}
 
 		Message message = conversation.getLatestMessage();

src/main/java/eu/siacs/conversations/ui/adapter/MediaPreviewAdapter.java

@@ -1,17 +1,17 @@
 package eu.siacs.conversations.ui.adapter;
 
 import android.app.Activity;
+import android.content.Context;
 import android.content.res.Resources;
 import android.databinding.DataBindingUtil;
 import android.graphics.Bitmap;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
-import android.net.Uri;
 import android.os.AsyncTask;
+import android.support.annotation.AttrRes;
 import android.support.annotation.NonNull;
 import android.support.v7.widget.RecyclerView;
 import android.view.LayoutInflater;
-import android.view.View;
 import android.view.ViewGroup;
 import android.widget.ImageView;
 
@@ -22,11 +22,10 @@ import java.util.concurrent.RejectedExecutionException;
 
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.databinding.MediaPreviewBinding;
-import eu.siacs.conversations.entities.Conversation;
 import eu.siacs.conversations.ui.ConversationFragment;
 import eu.siacs.conversations.ui.XmppActivity;
 import eu.siacs.conversations.ui.util.Attachment;
-import eu.siacs.conversations.utils.UIHelper;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 
 public class MediaPreviewAdapter extends RecyclerView.Adapter<MediaPreviewAdapter.MediaPreviewViewHolder> {
 
@@ -48,8 +47,29 @@ public class MediaPreviewAdapter extends RecyclerView.Adapter<MediaPreviewAdapte
 
     @Override
     public void onBindViewHolder(@NonNull MediaPreviewViewHolder holder, int position) {
+        final Context context = conversationFragment.getActivity();
         final Attachment attachment = mediaPreviews.get(position);
-        loadPreview(attachment, holder.binding.mediaPreview);
+        if (attachment.renderThumbnail()) {
+            holder.binding.mediaPreview.setImageAlpha(255);
+            loadPreview(attachment, holder.binding.mediaPreview);
+        } else {
+            cancelPotentialWork(attachment, holder.binding.mediaPreview);
+            holder.binding.mediaPreview.setBackgroundColor(StyledAttributes.getColor(context, R.attr.color_background_tertiary));
+            holder.binding.mediaPreview.setImageAlpha(Math.round(StyledAttributes.getFloat(context, R.attr.icon_alpha) * 255));
+            final @AttrRes int attr;
+            if (attachment.getType() == Attachment.Type.LOCATION) {
+                attr = R.attr.media_preview_location;
+            } else if (attachment.getType() == Attachment.Type.RECORDING) {
+                attr = R.attr.media_preview_recording;
+            } else {
+                if (attachment.getMime() != null && attachment.getMime().startsWith("audio/")) {
+                    attr = R.attr.media_preview_audio;
+                } else {
+                    attr = R.attr.media_preview_file;
+                }
+            }
+            holder.binding.mediaPreview.setImageDrawable(StyledAttributes.getDrawable(context, attr));
+        }
         holder.binding.deleteButton.setOnClickListener(v -> {
             int pos = mediaPreviews.indexOf(attachment);
             mediaPreviews.remove(pos);
@@ -72,6 +92,7 @@ public class MediaPreviewAdapter extends RecyclerView.Adapter<MediaPreviewAdapte
                 imageView.setImageBitmap(bm);
                 imageView.setBackgroundColor(0x00000000);
             } else {
+                imageView.setBackgroundColor(0xff333333);
                 imageView.setImageDrawable(null);
                 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
                 final AsyncDrawable asyncDrawable = new AsyncDrawable(conversationFragment.getActivity().getResources(), null, task);

src/main/java/eu/siacs/conversations/ui/forms/FormFieldWrapper.java

@@ -10,7 +10,7 @@ import android.view.View;
 import java.util.List;
 
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.ui.util.Color;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import eu.siacs.conversations.xmpp.forms.Field;
 
 public abstract class FormFieldWrapper {
@@ -18,9 +18,9 @@ public abstract class FormFieldWrapper {
 	protected final Context context;
 	protected final Field field;
 	protected final View view;
-	protected OnFormFieldValuesEdited onFormFieldValuesEditedListener;
+	OnFormFieldValuesEdited onFormFieldValuesEditedListener;
 
-	protected FormFieldWrapper(Context context, Field field) {
+	FormFieldWrapper(Context context, Field field) {
 		this.context = context;
 		this.field = field;
 		LayoutInflater inflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
@@ -58,7 +58,7 @@ public abstract class FormFieldWrapper {
 			int start = label.length();
 			int end = label.length() + 2;
 			spannableString.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), start, end, 0);
-			spannableString.setSpan(new ForegroundColorSpan(Color.get(context,R.attr.colorAccent)), start, end, 0);
+			spannableString.setSpan(new ForegroundColorSpan(StyledAttributes.getColor(context,R.attr.colorAccent)), start, end, 0);
 		}
 		return spannableString;
 	}

src/main/java/eu/siacs/conversations/ui/util/Attachment.java

@@ -42,6 +42,7 @@ import java.util.UUID;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.utils.MimeUtils;
+import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 
 public class Attachment {
 
@@ -54,7 +55,7 @@ public class Attachment {
     }
 
     public enum Type {
-        FILE, IMAGE
+        FILE, IMAGE, LOCATION, RECORDING
     }
 
     private final Uri uri;
@@ -70,7 +71,7 @@ public class Attachment {
     }
 
     public static List<Attachment> of(final Context context, Uri uri, Type type) {
-        final String mime = MimeUtils.guessMimeTypeFromUri(context, uri);
+        final String mime = type == Type.LOCATION ?null :MimeUtils.guessMimeTypeFromUri(context, uri);
         return Collections.singletonList(new Attachment(uri, type, mime));
     }
 
@@ -100,6 +101,10 @@ public class Attachment {
         return uris;
     }
 
+    public boolean renderThumbnail() {
+        return type == Type.IMAGE || (type == Type.FILE && mime != null && (mime.startsWith("video/") || mime.startsWith("image/")));
+    }
+
     public Uri getUri() {
         return uri;
     }

src/main/java/eu/siacs/conversations/ui/util/Drawable.java

@@ -1,43 +0,0 @@
-/*
- * Copyright (c) 2018, Daniel Gultsch All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- *
- * 3. Neither the name of the copyright holder nor the names of its contributors
- * may be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package eu.siacs.conversations.ui.util;
-
-import android.content.Context;
-import android.content.res.TypedArray;
-import android.support.annotation.AttrRes;
-
-public class Drawable {
-	public static android.graphics.drawable.Drawable get(Context context, @AttrRes int id) {
-		TypedArray typedArray = context.obtainStyledAttributes(new int[]{id});
-		android.graphics.drawable.Drawable drawable = typedArray.getDrawable(0);
-		typedArray.recycle();
-		return drawable;
-	}
-}

src/main/java/eu/siacs/conversations/ui/util/StyledAttributes.java

@@ -29,19 +29,30 @@
 
 package eu.siacs.conversations.ui.util;
 
-
 import android.content.Context;
 import android.content.res.TypedArray;
 import android.support.annotation.AttrRes;
 import android.support.annotation.ColorInt;
 
-public class Color {
+public class StyledAttributes {
+	public static android.graphics.drawable.Drawable getDrawable(Context context, @AttrRes int id) {
+		TypedArray typedArray = context.obtainStyledAttributes(new int[]{id});
+		android.graphics.drawable.Drawable drawable = typedArray.getDrawable(0);
+		typedArray.recycle();
+		return drawable;
+	}
 
-	public static @ColorInt int get(Context context, @AttrRes int attr) {
+	public static float getFloat(Context context, @AttrRes int id) {
+		TypedArray typedArray = context.obtainStyledAttributes(new int[]{id});
+		float value = typedArray.getFloat(0,0f);
+		typedArray.recycle();
+		return value;
+	}
+
+	public static @ColorInt int getColor(Context context, @AttrRes int attr) {
 		TypedArray typedArray = context.obtainStyledAttributes(new int[]{attr});
 		int color = typedArray.getColor(0,0);
 		typedArray.recycle();
 		return color;
 	}
-
 }

src/main/java/eu/siacs/conversations/utils/IrregularUnicodeDetector.java

@@ -50,7 +50,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 import eu.siacs.conversations.R;
-import eu.siacs.conversations.ui.util.Color;
+import eu.siacs.conversations.ui.util.StyledAttributes;
 import rocks.xmpp.addr.Jid;
 
 public class IrregularUnicodeDetector {
@@ -73,7 +73,7 @@ public class IrregularUnicodeDetector {
 	}
 
 	public static Spannable style(Context context, Jid jid) {
-		return style(jid, Color.get(context, R.attr.color_warning));
+		return style(jid, StyledAttributes.getColor(context, R.attr.color_warning));
 	}
 
 	private static Spannable style(Jid jid, @ColorInt int color) {

src/main/res/layout/media_preview.xml

@@ -9,6 +9,7 @@
             android:layout_height="@dimen/media_preview_size"
             android:background="@color/black54"
             android:layout_centerInParent="true"
+            android:scaleType="center"
             android:layout_margin="12dp"/>
         <ImageButton
             android:id="@+id/delete_button"

src/main/res/values/attrs.xml

@@ -52,6 +52,12 @@
     <attr name="icon_alpha" format="float"/>
     <attr name="delete_icon_alpha" format="float"/>
 
+    <attr name="media_preview_file" format="reference"/>
+    <attr name="media_preview_recording" format="reference"/>
+    <attr name="media_preview_audio" format="reference"/>
+    <attr name="media_preview_location" format="reference"/>
+
+
     <attr name="icon_add_group" format="reference"/>
     <attr name="icon_add_person" format="reference"/>
     <attr name="icon_cancel" format="reference"/>

src/main/res/values/themes.xml

@@ -63,6 +63,11 @@
         <item name="dialog_horizontal_padding">24dp</item>
         <item name="dialog_vertical_padding">16dp</item>
 
+        <item type="reference" name="media_preview_file">@drawable/ic_description_black_48dp</item>
+        <item type="reference" name="media_preview_recording">@drawable/ic_mic_black_48dp</item>
+        <item type="reference" name="media_preview_audio">@drawable/ic_headset_black_48dp</item>
+        <item type="reference" name="media_preview_location">@drawable/ic_room_black_48dp</item>
+
         <item type="reference" name="icon_add_group">@drawable/ic_group_add_white_24dp</item>
         <item type="reference" name="icon_add_person">@drawable/ic_person_add_white_24dp</item>
         <item type="reference" name="icon_cancel">@drawable/ic_cancel_black_24dp</item>
@@ -164,6 +169,11 @@
         <item name="dialog_horizontal_padding">24dp</item>
         <item name="dialog_vertical_padding">16dp</item>
 
+        <item type="reference" name="media_preview_file">@drawable/ic_description_white_48dp</item>
+        <item type="reference" name="media_preview_recording">@drawable/ic_mic_white_48dp</item>
+        <item type="reference" name="media_preview_audio">@drawable/ic_headset_white_48dp</item>
+        <item type="reference" name="media_preview_location">@drawable/ic_room_white_48dp</item>
+
         <item type="reference" name="icon_add_group">@drawable/ic_group_add_white_24dp</item>
         <item type="reference" name="icon_add_person">@drawable/ic_person_add_white_24dp</item>
         <item type="reference" name="icon_cancel">@drawable/ic_cancel_white_24dp</item>