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Bug Fix, Added Some More Calculation Features in Calculator Part.

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This commit is contained in:
Binondi
2025-04-04 15:23:01 +05:30
parent 0d7ea6174d
commit 83f9bcdf88
1 changed files with 122 additions and 104 deletions
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226
app/src/main/res/layout/activity_main.xml
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@@ -13,47 +13,65 @@
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
android:layout_margin="16dp" android:layout_margin="16dp"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent" app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHeight_percent="0.3"> app:layout_constraintHeight_percent="0.3"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<TextView <LinearLayout
android:id="@+id/display" android:id="@+id/scrollView"
android:layout_width="0dp" android:layout_width="match_parent"
android:layout_height="wrap_content" android:layout_height="0dp"
android:scrollbars="none"
android:gravity="end|bottom" android:gravity="end|bottom"
android:padding="10dp"
android:text="0"
android:textSize="48sp"
android:autoSizeTextType="uniform"
android:autoSizeMinTextSize="16sp"
android:autoSizeMaxTextSize="48sp"
android:autoSizeStepGranularity="2sp"
app:layout_constraintBottom_toTopOf="@+id/total" app:layout_constraintBottom_toTopOf="@+id/total"
app:layout_constraintEnd_toEndOf="parent" app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" app:layout_constraintTop_toTopOf="parent"
app:layout_constraintVertical_chainStyle="packed" app:layout_constraintVertical_chainStyle="packed">
tools:ignore="Suspicious0dp" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_gravity="bottom"
android:gravity="end|bottom"
android:orientation="vertical">
<TextView
android:id="@+id/display"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:autoSizeMaxTextSize="48sp"
android:autoSizeMinTextSize="16sp"
android:autoSizeStepGranularity="2sp"
android:gravity="end|bottom"
android:autoSizeTextType="uniform"
android:padding="10dp"
android:text="0"
android:textSize="48sp"
tools:ignore="Suspicious0dp" />
</LinearLayout>
</LinearLayout>
<TextView <TextView
android:id="@+id/total" android:id="@+id/total"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="wrap_content" android:layout_height="wrap_content"
android:autoSizeMaxTextSize="26sp"
android:autoSizeMinTextSize="24sp"
android:autoSizeStepGranularity="2sp"
android:autoSizeTextType="uniform"
android:gravity="end|bottom" android:gravity="end|bottom"
android:paddingRight="10dp" android:paddingRight="10dp"
android:paddingBottom="10dp" android:paddingBottom="10dp"
android:text="" android:text=""
android:textSize="26sp" android:textSize="26sp"
android:autoSizeTextType="uniform"
android:autoSizeMinTextSize="12sp"
android:autoSizeMaxTextSize="26sp"
android:autoSizeStepGranularity="2sp"
app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent" app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/display" app:layout_constraintTop_toBottomOf="@+id/scrollView"
tools:ignore="Suspicious0dp" /> tools:ignore="Suspicious0dp" />
</androidx.constraintlayout.widget.ConstraintLayout> </androidx.constraintlayout.widget.ConstraintLayout>
@@ -64,209 +82,209 @@
android:layout_height="0dp" android:layout_height="0dp"
android:layout_margin="8dp" android:layout_margin="8dp"
app:columnCount="4" app:columnCount="4"
app:rowCount="5"
app:layout_constraintTop_toBottomOf="@id/displayContainer"
app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"> app:layout_constraintTop_toBottomOf="@id/displayContainer"
app:rowCount="5">
<!-- Row 1 --> <!-- Row 1 -->
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnClear" android:id="@+id/btnClear"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:layout_margin="4dp" android:layout_margin="4dp"
android:textSize="30sp"
android:text="C" android:text="C"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnPercent" android:id="@+id/btnPercent"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="%" android:text="%"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnDivide" android:id="@+id/btnDivide"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="÷" android:text="÷"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/cut" android:id="@+id/cut"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:gravity="center"
android:layout_margin="4dp" android:layout_margin="4dp"
app:icon="@drawable/backspace" android:gravity="center"
android:textAlignment="center" android:textAlignment="center"
android:textSize="30sp"
app:cornerRadius="15dp"
app:icon="@drawable/backspace"
app:iconSize="32dp" app:iconSize="32dp"
app:cornerRadius="15dp"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<!-- Row 2 --> <!-- Row 2 -->
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn7" android:id="@+id/btn7"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="7" android:text="7"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn8" android:id="@+id/btn8"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="8" android:text="8"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn9" android:id="@+id/btn9"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:layout_margin="4dp" android:layout_margin="4dp"
android:textSize="30sp"
android:text="9" android:text="9"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnMultiply" android:id="@+id/btnMultiply"
style="@style/Widget.MaterialComponents.Button"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:layout_margin="4dp" android:layout_margin="4dp"
android:textSize="30sp"
android:text="×" android:text="×"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<!-- Row 3 --> <!-- Row 3 -->
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn4" android:id="@+id/btn4"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
app:cornerRadius="15dp"
android:text="4" android:text="4"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> android:textSize="30sp"
app:cornerRadius="15dp"
app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn5" android:id="@+id/btn5"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="5" android:text="5"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn6" android:id="@+id/btn6"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="6" android:text="6"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnMinus" android:id="@+id/btnMinus"
style="@style/Widget.MaterialComponents.Button"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="-" android:text="-"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<!-- Row 4 --> <!-- Row 4 -->
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn1" android:id="@+id/btn1"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="1" android:text="1"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn2" android:id="@+id/btn2"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="2" android:text="2"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btn3" android:id="@+id/btn3"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="3" android:text="3"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnPlus" android:id="@+id/btnPlus"
style="@style/Widget.MaterialComponents.Button"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="+" android:text="+"
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<!-- Row 5 --> <!-- Row 5 -->
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
@@ -274,37 +292,37 @@
style="@style/Widget.MaterialComponents.Button.OutlinedButton" style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1" android:layout_margin="4dp"
android:text="0"
android:textSize="30sp"
app:cornerRadius="15dp"
app:layout_columnSpan="2" app:layout_columnSpan="2"
app:layout_columnWeight="2" app:layout_columnWeight="2"
android:textSize="30sp" app:layout_rowWeight="1" />
android:layout_margin="4dp"
app:cornerRadius="15dp"
android:text="0" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnDot" android:id="@+id/btnDot"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="." android:text="."
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button.OutlinedButton"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
<com.google.android.material.button.MaterialButton <com.google.android.material.button.MaterialButton
android:id="@+id/btnEquals" android:id="@+id/btnEquals"
style="@style/Widget.MaterialComponents.Button"
android:layout_width="0dp" android:layout_width="0dp"
android:layout_height="0dp" android:layout_height="0dp"
app:layout_rowWeight="1"
app:layout_columnWeight="1"
android:textSize="30sp"
android:layout_margin="4dp" android:layout_margin="4dp"
android:text="=" android:text="="
android:textSize="30sp"
app:cornerRadius="15dp" app:cornerRadius="15dp"
style="@style/Widget.MaterialComponents.Button"/> app:layout_columnWeight="1"
app:layout_rowWeight="1" />
</androidx.gridlayout.widget.GridLayout> </androidx.gridlayout.widget.GridLayout>