Initial design and functionality

1 files changed, 296 insertions, 0 deletions

diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
new file mode 100644
index 0000000..d39b400
--- /dev/null
+++ b/app/src/main/res/layout/activity_main.xml
@@ -0,0 +1,296 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout 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"
+    tools:context=".MainActivity">
+
+    <TableLayout
+        android:id="@+id/tableLayout2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="16dp"
+        android:layout_marginEnd="16dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/tableLayout"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.648">
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/buttondiv"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="÷"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace" />
+
+            <Button
+                android:id="@+id/buttonC"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="C"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/buttonmul"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="×"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace" />
+
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/buttonadd"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="+"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace" />
+
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="92dp">
+
+            <Button
+                android:id="@+id/buttonsub"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="-"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace" />
+
+            <Button
+                android:id="@+id/buttoneql"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="="
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace" />
+
+        </TableRow>
+
+    </TableLayout>
+
+    <TableLayout
+        android:id="@+id/tableLayout"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="16dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/tableLayout2"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.649">
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/button1"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="1"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button2"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="2"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button3"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="3"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/button4"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="4"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button5"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="5"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button6"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="6"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/button7"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="7"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button8"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="8"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button9"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="9"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+        </TableRow>
+
+        <TableRow
+            android:layout_width="match_parent"
+            android:layout_height="match_parent">
+
+            <Button
+                android:id="@+id/button10"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="."
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+            <Button
+                android:id="@+id/button0"
+                android:layout_width="80dp"
+                android:layout_height="80dp"
+                android:fontFamily="monospace"
+                android:text="0"
+                android:textAppearance="@style/TextAppearance.AppCompat"
+                android:textSize="30sp"
+                android:typeface="monospace"
+                tools:layout_editor_absoluteX="16dp"
+                tools:layout_editor_absoluteY="16dp" />
+
+        </TableRow>
+
+    </TableLayout>
+
+    <TextView
+        android:id="@+id/edt1"
+        android:layout_width="334dp"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="52dp"
+        android:layout_marginEnd="16dp"
+        android:layout_marginStart="16dp"
+        android:fontFamily="monospace"
+        android:maxLines="1"
+        android:scrollbars="horizontal"
+        android:textSize="50sp"
+        android:typeface="monospace"
+        app:layout_constraintBottom_toTopOf="@+id/tableLayout"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+</android.support.constraint.ConstraintLayout>
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