Code examples for week 6

Activity layout xml:

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout

xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

xmlns:tools="http://schemas.android.com/tools"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:background="#eeeeee"

android:paddingBottom="@dimen/activity_vertical_margin"

android:paddingLeft="@dimen/activity_horizontal_margin"

android:paddingRight="@dimen/activity_horizontal_margin"

android:paddingTop="@dimen/activity_vertical_margin"

tools:context="com.upt.cti.smartwallet.MainActivity6">

<TextView

android:id="@+id/tStatus"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:hint="Found 5 payments for this month"/>

<ListView

android:id="@+id/listPayments"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_above="@+id/lBottom"

android:layout_below="@+id/tStatus"

android:divider="@android:color/transparent"

android:dividerHeight="4dp"/>

<LinearLayout

android:id="@+id/lBottom"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_alignParentBottom="true"

android:orientation="horizontal">

<Button

android:id="@+id/bPrevious"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_weight="1"

android:onClick="clicked"

android:text="← Previous"/>

<Button

android:id="@+id/bNext"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_weight="1"

android:onClick="clicked"

android:text="Next →"/>

</LinearLayout>

<android.support.design.widget.FloatingActionButton

android:id="@+id/fabAdd"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_above="@+id/lBottom"

android:layout_alignParentRight="true"

android:clickable="true"

android:onClick="clicked"

android:src="@drawable/ic_add"

app:backgroundTint="@color/blue"/>

</RelativeLayout>

Payment class:

@IgnoreExtraProperties

public class Payment {

public String timestamp;

private double cost;

private String name;

private String type;

public Payment() {

// Default constructor required for calls to DataSnapshot.getValue(User.class)

}

public String getName() {

return name;

}

public double getCost() {

return cost;

}

public String getType() {

return type;

}

Payment item xml:

<?xml version="1.0" encoding="utf-8"?>

<android.support.v7.widget.CardView

android:id="@+id/card_view"

xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:card_view="http://schemas.android.com/apk/res-auto"

android:layout_width="match_parent"

android:layout_height="wrap_content"

card_view:cardBackgroundColor="#fff"

card_view:cardCornerRadius="4dp">

<RelativeLayout

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:padding="4dp">

<RelativeLayout

android:id="@+id/lHeader"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:background="@color/blue"

android:padding="4dp">

<TextView

android:id="@+id/tIndex"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_centerVertical="true"

android:text="1"

android:textColor="@color/white"/>

<TextView

android:id="@+id/tName"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:gravity="center"

android:text="Fish and chips"

android:textColor="@color/white"/>

</RelativeLayout>

<RelativeLayout

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_below="@+id/lHeader"

android:padding="4dp">

<TextView

android:id="@+id/tDate"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:hint="Date: 2016-10-26"/>

<TextView

android:id="@+id/tTime"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_below="@+id/tDate"

android:hint="Time: 11:15:05"/>

<TextView

android:id="@+id/tCost"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_alignParentRight="true"

android:hint="12.5"

android:textColor="@color/black"

android:textStyle="bold"/>

<TextView

android:id="@+id/tType"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_alignParentRight="true"

android:layout_below="@+id/tCost"

android:hint="food"

android:textStyle="italic"/>

</RelativeLayout>

</android.support.v7.widget.CardView>

PaymentType class:

public class PaymentType {

public static int getColorFromPaymentType(String type) {

type = type.toLowerCase();

if (type.equals("entertainment"))

return Color.rgb(200, 50, 50);

else if (type.equals("food"))

return Color.rgb(50, 150, 50);

else if (type.equals("taxes"))

return Color.rgb(20, 20, 150);

else if (type.equals("travel"))

return Color.rgb(230, 140, 0);

else

return Color.rgb(100, 100, 100);

}