Add brightness slider for transfer activity

Author: michaelschattgen

app/src/main/java/com/beemdevelopment/aegis/ui/TransferEntriesActivity.java

@@ -10,6 +10,7 @@
 import android.os.Build;
 import android.os.Bundle;
 import android.os.PersistableBundle;
+import android.provider.Settings;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
@@ -47,6 +48,8 @@ public class TransferEntriesActivity extends AegisActivity {
     private Button _previousButton;
     private Button _copyButton;
     private int _currentEntryCount = 1;
+    private float _deviceBrightness;
+    private boolean isMaxBrightnessSet = false;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -146,14 +149,35 @@ public void onGlobalLayout() {
                 _qrImage.getViewTreeObserver().removeOnGlobalLayoutListener(this);
             }
         });
+
+        _deviceBrightness = getSystemBrightness();
+        _qrImage.setOnClickListener(v -> {
+            if (!isMaxBrightnessSet) {
+                setBrightness(1f);
+                isMaxBrightnessSet = true;
+            } else {
+                setBrightness(_deviceBrightness);
+                isMaxBrightnessSet = false;
+            }
+        });
     }
 
-    @Override
-    public void onAttachedToWindow() {
-        // Max brightness to make the QR codes easier to scan
+    private float getSystemBrightness() {
+        int brightness = 0;
+        try {
+            brightness = Settings.System.getInt(getContentResolver(), Settings.System.SCREEN_BRIGHTNESS);
+        } catch (Settings.SettingNotFoundException e) {
+            e.printStackTrace();
+        }
+
+        return brightness / 255f;
+    }
+
+    private void setBrightness(float brightnessAmount) {
         WindowManager.LayoutParams attrs = getWindow().getAttributes();
-        attrs.screenBrightness = 1.0f;
+        attrs.screenBrightness = brightnessAmount;
         getWindow().setAttributes(attrs);
+        getSystemBrightness();
     }
 
     @Override

app/src/main/res/layout/activity_share_entry.xml

@@ -25,53 +25,53 @@
         android:id="@+id/layoutShareEntry"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:paddingHorizontal="30dp"
-        android:layout_marginTop="?attr/actionBarSize">
+        android:layout_marginTop="?attr/actionBarSize"
+        android:paddingHorizontal="30dp">
 
         <TextView
             android:id="@+id/tvDescription"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:gravity="center"
             android:text="@string/transfer_entry_description"
-            app:layout_constraintTop_toTopOf="parent"
             app:layout_constraintBottom_toTopOf="@+id/ivQrCode"
             app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent" />
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent" />
 
         <com.google.android.material.imageview.ShapeableImageView
             android:id="@+id/ivQrCode"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            app:shapeAppearanceOverlay="@style/ShapeAppearanceOverlay.Aegis.ImageView.Rounded"
+            app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintDimensionRatio="1:1"
-            app:layout_constraintVertical_bias="0.3"
-            app:layout_constraintTop_toTopOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintBottom_toBottomOf="parent" />
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintVertical_bias="0.3"
+            app:shapeAppearanceOverlay="@style/ShapeAppearanceOverlay.Aegis.ImageView.Rounded" />
 
         <TextView
             android:id="@+id/tvIssuer"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="20dp"
-            tools:text="Issuer"
             android:textSize="18sp"
             android:textStyle="bold"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/ivQrCode" />
+            app:layout_constraintTop_toBottomOf="@+id/ivQrCode"
+            tools:text="Issuer" />
 
         <TextView
             android:id="@+id/tvAccountName"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginTop="4dp"
-            tools:text="Accountname"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/tvIssuer" />
+            app:layout_constraintTop_toBottomOf="@+id/tvIssuer"
+            tools:text="Accountname" />
 
         <Button
             android:id="@+id/btnCopyClipboard"
@@ -80,29 +80,31 @@
             android:text="@string/copy_uri"
             android:textAllCaps="false"
             android:visibility="invisible"
+            app:layout_constraintBottom_toTopOf="@id/tvEntriesCount"
             app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHorizontal_bias="0.497"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvAccountName"
-            app:layout_constraintBottom_toTopOf="@id/tvEntriesCount" />
+            app:layout_constraintVertical_bias="0.134" />
 
         <Button
             android:id="@+id/btnNext"
+            style="@style/Widget.Material3.Button.TextButton"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginBottom="4dp"
-            style="@style/Widget.Material3.Button.TextButton"
             android:text="@string/next"
             android:textAllCaps="false"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent" />
 
         <Button
             android:id="@+id/btnPrevious"
+            style="@style/Widget.Material3.Button.TextButton"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_marginEnd="4dp"
             android:layout_marginBottom="4dp"
-            style="@style/Widget.Material3.Button.TextButton"
             android:text="@string/previous"
             android:textAllCaps="false"
             android:visibility="invisible"
@@ -118,6 +120,16 @@
             app:layout_constraintEnd_toEndOf="@+id/btnNext"
             app:layout_constraintStart_toStartOf="@+id/btnPrevious" />
 
+        <TextView
+            android:id="@+id/textView3"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/transfer_entry_brightness"
+            app:layout_constraintBottom_toTopOf="@+id/tvEntriesCount"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/btnCopyClipboard" />
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/values/strings.xml

@@ -497,6 +497,7 @@
     <string name="unable_to_copy_uri_to_clipboard">Unable to copy URI to clipboard</string>
     <string name="uri_copied_to_clipboard">URI copied to clipboard</string>
     <string name="transfer_entry_description">Scan this QR code with the authenticator app you would like to transfer this entry to</string>
+    <string name="transfer_entry_brightness">Tap the QR code to toggle full screen brightness</string>
     <string name="google_auth_compatible_transfer_description">Scan these QR codes with Aegis or Google Authenticator.\n\nDue to limitations of the Google Authenticator app, only TOTP &amp; HOTP tokens that use SHA1 and produce 6-digit codes are included</string>
 
     <string name="password_strength_very_weak">Very weak</string>