tint action bar according to connection state

3 files changed, 95 insertions, 1 deletions

diff --git a/app/src/main/java/se/leap/bitmaskclient/base/MainActivity.java b/app/src/main/java/se/leap/bitmaskclient/base/MainActivity.java
index e2fa0783..3b200fd1 100644
--- a/app/src/main/java/se/leap/bitmaskclient/base/MainActivity.java
+++ b/app/src/main/java/se/leap/bitmaskclient/base/MainActivity.java
@@ -34,6 +34,7 @@ import static se.leap.bitmaskclient.base.models.Constants.REQUEST_CODE_LOG_IN;
 import static se.leap.bitmaskclient.base.models.Constants.REQUEST_CODE_SWITCH_PROVIDER;
 import static se.leap.bitmaskclient.base.models.Constants.SHARED_PREFERENCES;
 import static se.leap.bitmaskclient.base.utils.PreferenceHelper.storeProviderInPreferences;
+import static se.leap.bitmaskclient.base.utils.ViewHelper.isBrightColor;
 import static se.leap.bitmaskclient.eip.EIP.EIPErrors.ERROR_INVALID_VPN_CERTIFICATE;
 import static se.leap.bitmaskclient.eip.EIP.EIPErrors.ERROR_VPN_PREPARE;
 import static se.leap.bitmaskclient.providersetup.ProviderAPI.ERRORID;
@@ -47,12 +48,18 @@ import static se.leap.bitmaskclient.providersetup.ProviderAPI.USER_MESSAGE;
 
 import android.content.Intent;
 import android.content.SharedPreferences;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.util.Log;
+import android.view.Window;
+import android.view.WindowManager;
 
+import androidx.annotation.ColorRes;
 import androidx.annotation.StringRes;
 import androidx.appcompat.app.ActionBar;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.content.ContextCompat;
 import androidx.fragment.app.DialogFragment;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentTransaction;
@@ -74,6 +81,7 @@ import se.leap.bitmaskclient.base.fragments.SettingsFragment;
 import se.leap.bitmaskclient.base.models.Provider;
 import se.leap.bitmaskclient.base.models.ProviderObservable;
 import se.leap.bitmaskclient.base.utils.PreferenceHelper;
+import se.leap.bitmaskclient.base.utils.ViewHelper;
 import se.leap.bitmaskclient.eip.EIP;
 import se.leap.bitmaskclient.eip.EipCommand;
 import se.leap.bitmaskclient.eip.EipSetupListener;
@@ -82,7 +90,6 @@ import se.leap.bitmaskclient.providersetup.ProviderAPI;
 import se.leap.bitmaskclient.providersetup.activities.LoginActivity;
 import se.leap.bitmaskclient.providersetup.models.LeapSRPSession;
 
-
 public class MainActivity extends AppCompatActivity implements EipSetupListener, Observer {
 
     public final static String TAG = MainActivity.class.getSimpleName();
@@ -96,6 +103,8 @@ public class MainActivity extends AppCompatActivity implements EipSetupListener,
     public final static String ACTION_SHOW_DIALOG_FRAGMENT = "action_show_dialog_fragment";
     public final static String ACTION_SHOW_MOTD_FRAGMENT = "action_show_motd_fragment";
 
+    private @ColorRes int actionBarTextColor;
+
     /**
      * Fragment managing the behaviors, interactions and presentation of the navigation drawer.
      */
@@ -227,6 +236,41 @@ public class MainActivity extends AppCompatActivity implements EipSetupListener,
         }
     }
 
+    public @ColorRes int getActionBarTitleColor() {
+        return actionBarTextColor;
+    }
+
+    public void setDefaultActivityBarColor() {
+        setActivityBarColor(R.color.colorPrimary, R.color.colorPrimaryDark, R.color.colorActionBarTitleFont);
+    }
+
+    public void setActivityBarColor(@ColorRes int primaryColor, @ColorRes int secondaryColor, @ColorRes int textColor) {
+        ActionBar bar = getSupportActionBar();
+        if (bar == null) {
+            return;
+        }
+        int color = ContextCompat.getColor(this, secondaryColor);
+        bar.setBackgroundDrawable(new ColorDrawable(color));
+        if (Build.VERSION.SDK_INT  >= Build.VERSION_CODES.LOLLIPOP) {
+            Window window = this.getWindow();
+            window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
+            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+            window.setStatusBarColor(ContextCompat.getColor(this, primaryColor));
+        }
+
+        if (bar.getTitle() == null) {
+            return;
+        }
+
+        if (textColor == 0) {
+            actionBarTextColor = isBrightColor(color) ? R.color.actionbar_dark_color : R.color.actionbar_light_color;
+        } else {
+            actionBarTextColor = textColor;
+        }
+
+        ViewHelper.setActionBarTextColor(bar, actionBarTextColor);
+    }
+
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
         super.onActivityResult(requestCode, resultCode, data);
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/fragments/NavigationDrawerFragment.java b/app/src/main/java/se/leap/bitmaskclient/base/fragments/NavigationDrawerFragment.java
index cdfee7b2..fe36e00a 100644
--- a/app/src/main/java/se/leap/bitmaskclient/base/fragments/NavigationDrawerFragment.java
+++ b/app/src/main/java/se/leap/bitmaskclient/base/fragments/NavigationDrawerFragment.java
@@ -38,6 +38,9 @@ import android.content.res.Configuration;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.style.ForegroundColorSpan;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -45,12 +48,15 @@ import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 
+import androidx.annotation.ColorRes;
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBar;
 import androidx.appcompat.app.ActionBarDrawerToggle;
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
+import androidx.appcompat.widget.ViewUtils;
+import androidx.core.content.ContextCompat;
 import androidx.core.view.GravityCompat;
 import androidx.drawerlayout.widget.DrawerLayout;
 import androidx.fragment.app.Fragment;
@@ -64,6 +70,7 @@ import se.leap.bitmaskclient.base.FragmentManagerEnhanced;
 import se.leap.bitmaskclient.base.MainActivity;
 import se.leap.bitmaskclient.base.models.Provider;
 import se.leap.bitmaskclient.base.models.ProviderObservable;
+import se.leap.bitmaskclient.base.utils.ViewHelper;
 import se.leap.bitmaskclient.base.views.IconSwitchEntry;
 import se.leap.bitmaskclient.base.views.IconTextEntry;
 import se.leap.bitmaskclient.eip.EipStatus;
@@ -443,6 +450,12 @@ public class NavigationDrawerFragment extends Fragment implements SharedPreferen
         ActionBar actionBar = getActionBar();
         actionBar.setDisplayShowTitleEnabled(true);
         actionBar.setTitle(R.string.app_name);
+        Activity activity = getActivity();
+        if (activity == null) {
+            return;
+        }
+        @ColorRes int titleColor = ((MainActivity) activity).getActionBarTitleColor();
+        ViewHelper.setActionBarTextColor(actionBar, titleColor);
     }
 
     private ActionBar getActionBar() {
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/utils/ViewHelper.java b/app/src/main/java/se/leap/bitmaskclient/base/utils/ViewHelper.java
index 7410172f..8076f99e 100644
--- a/app/src/main/java/se/leap/bitmaskclient/base/utils/ViewHelper.java
+++ b/app/src/main/java/se/leap/bitmaskclient/base/utils/ViewHelper.java
@@ -1,11 +1,18 @@
 package se.leap.bitmaskclient.base.utils;
 
+import android.app.Notification;
 import android.content.Context;
+import android.graphics.Color;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.style.ForegroundColorSpan;
 
+import androidx.annotation.ColorRes;
 import androidx.annotation.DimenRes;
 import androidx.annotation.StringRes;
 import androidx.appcompat.app.ActionBar;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.content.ContextCompat;
 import androidx.fragment.app.Fragment;
 
 /**
@@ -33,4 +40,34 @@ public class ViewHelper {
         }
     }
 
+    public static boolean isBrightColor(int color) {
+        if (android.R.color.transparent == color)
+            return true;
+
+        boolean rtnValue = false;
+
+        int[] rgb = { Color.red(color), Color.green(color), Color.blue(color) };
+
+        int brightness = (int) Math.sqrt(rgb[0] * rgb[0] * .241 + rgb[1]
+                * rgb[1] * .691 + rgb[2] * rgb[2] * .068);
+
+        // color is light
+        if (brightness >= 200) {
+            rtnValue = true;
+        }
+
+        return rtnValue;
+    }
+
+    public static void setActionBarTextColor(ActionBar bar, @ColorRes int titleColor) {
+        CharSequence titleCharSequence = bar.getTitle();
+        if (titleCharSequence == null) {
+            return;
+        }
+        String title = titleCharSequence.toString();
+        Spannable spannableTitle = new SpannableString(title);
+        spannableTitle.setSpan(new ForegroundColorSpan(ContextCompat.getColor(bar.getThemedContext(), titleColor)), 0, spannableTitle.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+        bar.setTitle(spannableTitle);
+    }
+
 }