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Android Homework
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<?xml version="1.0" encoding="utf-8"?> | |
<LinearLayout 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:orientation="vertical" | |
tools:context=".MainActivity"> | |
<TextView | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="2" | |
android:gravity="bottom|right" | |
android:text="0" | |
android:textSize="100dp" /> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="1" | |
android:orientation="horizontal"> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="CE" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="C" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="BS" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="/" | |
android:textSize="35dp"></Button> | |
</LinearLayout> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="1" | |
android:orientation="horizontal"> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="7" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="8" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="9" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="x" | |
android:textSize="35dp"></Button> | |
</LinearLayout> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="1" | |
android:orientation="horizontal"> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="4" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="5" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="6" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="-" | |
android:textSize="35dp"></Button> | |
</LinearLayout> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="1" | |
android:orientation="horizontal"> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="1" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="2" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="3" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="+" | |
android:textSize="35dp"></Button> | |
</LinearLayout> | |
<LinearLayout | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:layout_weight="1" | |
android:orientation="horizontal"> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="+/-" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="0" | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="." | |
android:textSize="35dp"></Button> | |
<Button | |
android:layout_width="match_parent" | |
android:layout_height="match_parent" | |
android:layout_weight="1" | |
android:text="=" | |
android:textSize="35dp"></Button> | |
</LinearLayout> | |
</LinearLayout> |
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<?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:orientation="vertical" | |
tools:context=".MainActivity"> | |
<TextView | |
android:id="@+id/text" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:gravity="bottom|right" | |
android:layout_above="@id/layout_R5" | |
android:text="0" | |
android:textSize="150dp" /> | |
<RelativeLayout | |
android:id="@+id/layout_R1" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:paddingLeft="20dp" | |
android:layout_alignParentBottom="true"> | |
<Button | |
android:id="@+id/btn_1" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="+/-" | |
android:height="100dp" | |
android:textSize="40dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_2" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="0" | |
android:layout_toRightOf="@id/btn_1" | |
android:layout_marginLeft="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_3" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="." | |
android:layout_toLeftOf="@id/btn_4" | |
android:layout_marginRight="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_4" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="=" | |
android:layout_alignParentRight="true" | |
android:layout_marginRight="20dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
</RelativeLayout> | |
<RelativeLayout | |
android:id="@+id/layout_R2" | |
android:layout_above="@id/layout_R1" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:paddingLeft="20dp"> | |
<Button | |
android:id="@+id/btn_5" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="1" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_6" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="2" | |
android:layout_toRightOf="@id/btn_5" | |
android:layout_marginLeft="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_7" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="3" | |
android:layout_toLeftOf="@id/btn_8" | |
android:layout_marginRight="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_8" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="+" | |
android:layout_alignParentRight="true" | |
android:layout_marginRight="20dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
</RelativeLayout> | |
<RelativeLayout | |
android:id="@+id/layout_R3" | |
android:layout_above="@id/layout_R2" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:paddingLeft="20dp"> | |
<Button | |
android:id="@+id/btn_9" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="4" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_10" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="5" | |
android:layout_toRightOf="@id/btn_9" | |
android:layout_marginLeft="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_11" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="6" | |
android:layout_toLeftOf="@id/btn_12" | |
android:layout_marginRight="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_12" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="-" | |
android:layout_alignParentRight="true" | |
android:layout_marginRight="20dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
</RelativeLayout> | |
<RelativeLayout | |
android:id="@+id/layout_R4" | |
android:layout_above="@id/layout_R3" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:paddingLeft="20dp"> | |
<Button | |
android:id="@+id/btn_13" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="7" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_14" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="8" | |
android:layout_toRightOf="@id/btn_13" | |
android:layout_marginLeft="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_15" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="9" | |
android:layout_toLeftOf="@id/btn_16" | |
android:layout_marginRight="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_16" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="x" | |
android:layout_alignParentRight="true" | |
android:layout_marginRight="20dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
</RelativeLayout> | |
<RelativeLayout | |
android:id="@+id/layout_R5" | |
android:layout_above="@id/layout_R4" | |
android:layout_width="match_parent" | |
android:layout_height="wrap_content" | |
android:paddingLeft="20dp"> | |
<Button | |
android:id="@+id/btn_17" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="CE" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_18" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="C" | |
android:layout_toRightOf="@id/btn_17" | |
android:layout_marginLeft="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_19" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="BS" | |
android:layout_toLeftOf="@id/btn_20" | |
android:layout_marginRight="5dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
<Button | |
android:id="@+id/btn_20" | |
android:layout_width="wrap_content" | |
android:layout_height="wrap_content" | |
android:text="/" | |
android:layout_alignParentRight="true" | |
android:layout_marginRight="20dp" | |
android:textSize="40dp" | |
android:height="100dp"> | |
</Button> | |
</RelativeLayout> | |
</RelativeLayout> |
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