Make crypt dialogs material

White on black material theme
Center text
Remove fade to black task
Fix emergency call button

Note - does not implement all requirements of frames in the defect. More
to follow.

Bug: 15328359
Change-Id: I878e59dccffff366ba2484bb77482e168cbd2b81

res/layout/crypt_keeper_password_entry.xml

@@ -33,15 +33,14 @@
     >
         <include layout="@layout/crypt_keeper_password_field" />
     </LinearLayout>
-
     <!-- Emergency call button.
-         Text and icon are set by CryptKeeper.updateEmergencyCallButtonState() -->
+         Text is set by CryptKeeper.updateEmergencyCallButtonState() -->
     <Button android:id="@+id/emergencyCallButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center"
         android:layout_marginTop="16dip"
-        style="@*android:style/Widget.Button.Transparent"
+        style="?android:attr/borderlessButtonStyle"
         android:textSize="14sp"
         android:drawablePadding="6dip"
         />

res/layout/crypt_keeper_password_field.xml

@@ -28,6 +28,7 @@
         android:inputType="textPassword"
         android:imeOptions="flagForceAscii|actionDone"
         android:textAppearance="?android:attr/textAppearanceMedium"
+        android:gravity="center_horizontal"
      />
 
    <ImageView android:id="@+id/switch_ime_button"

res/layout/crypt_keeper_pattern_entry.xml

@@ -41,8 +41,7 @@
         android:layout_height="wrap_content"
         android:layout_gravity="center"
         android:layout_marginTop="16dip"
-        style="@*android:style/Widget.Button.Transparent"
+        style="?android:attr/borderlessButtonStyle"
-        android:textSize="14sp"
         android:drawablePadding="6dip"
     />
 

res/layout/crypt_keeper_pin_entry.xml

@@ -41,8 +41,7 @@
         android:layout_height="wrap_content"
         android:layout_gravity="center"
         android:layout_marginTop="16dip"
-        style="@*android:style/Widget.Button.Transparent"
+        style="?android:attr/borderlessButtonStyle"
-        android:textSize="14sp"
         android:drawablePadding="6dip"
     />
 

res/layout/crypt_keeper_pin_field.xml

@@ -28,6 +28,7 @@
         android:inputType="numberPassword"
         android:imeOptions="flagForceAscii|actionDone"
         android:textAppearance="?android:attr/textAppearanceMedium"
+        android:gravity="center_horizontal"
      />
 
    <ImageView android:id="@+id/switch_ime_button"

res/values/colors.xml

@@ -50,6 +50,10 @@
     <color name="lock_pattern_view_success_color">@color/theme_accent</color>
     <color name="lock_pattern_view_error_color">#fff4511e</color>
 
+    <color name="unlock_pattern_view_regular_color">@android:color/white</color>
+    <color name="unlock_pattern_view_success_color">@color/theme_accent</color>
+    <color name="unlock_pattern_view_error_color">#fff4511e</color>
+
     <!-- Palette colors referenced by top-level themes. -->
     <color name="theme_primary">#ff263238</color>
     <color name="theme_primary_dark">#ff21272b</color>

res/values/styles.xml

@@ -221,7 +221,7 @@
         <item name="android:windowIsFloating">true</item>
     </style>
 
-    <style name="CryptKeeperBlankTheme" parent="@android:style/Theme.Material.Light.NoActionBar">
+    <style name="CryptKeeperBlankTheme" parent="@android:style/Theme.Material.NoActionBar">
         <item name="android:background">#ff000000</item>
     </style>
 

res/values/themes.xml

@@ -143,11 +143,11 @@
         <item name="android:actionBarStyle">@style/Theme.ActionBar</item>
     </style>
 
-    <style name="Theme.CryptKeeper" parent="@android:style/Theme.Material.Light.NoActionBar">
+    <style name="Theme.CryptKeeper" parent="@android:style/Theme.Material.NoActionBar">
         <!-- LockPatternView colors -->
-        <item name="@*android:regularColor">@color/lock_pattern_view_regular_color</item>
+        <item name="@*android:regularColor">@color/unlock_pattern_view_regular_color</item>
-        <item name="@*android:successColor">@color/lock_pattern_view_success_color</item>
+        <item name="@*android:successColor">@color/unlock_pattern_view_success_color</item>
-        <item name="@*android:errorColor">@color/lock_pattern_view_error_color</item>
+        <item name="@*android:errorColor">@color/unlock_pattern_view_error_color</item>
     </style>
 
     <style name="Theme.SubSettingsDialogWhenLarge" parent="Theme.DialogWhenLarge">

src/com/android/settings/CryptKeeper.java

@@ -148,22 +148,6 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
         }
     }
 
-    /**
-     * Activity used to fade the screen to black after the password is entered.
-     */
-    public static class FadeToBlack extends Activity {
-        @Override
-        public void onCreate(Bundle savedInstanceState) {
-            super.onCreate(savedInstanceState);
-            setContentView(R.layout.crypt_keeper_blank);
-        }
-        /** Ignore all back events. */
-        @Override
-        public void onBackPressed() {
-            return;
-        }
-    }
-
     private class DecryptTask extends AsyncTask<String, Void, Integer> {
         @Override
         protected Integer doInBackground(String... params) {
@@ -179,13 +163,8 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
         @Override
         protected void onPostExecute(Integer failedAttempts) {
             if (failedAttempts == 0) {
-                // The password was entered successfully. Start the Blank activity
+                // The password was entered successfully. Simply do nothing
-                // so this activity animates to black before the devices starts. Note
+                // and wait for the service restart to switch to surfacefligner
-                // It has 1 second to complete the animation or it will be frozen
-                // until the boot animation comes back up.
-                Intent intent = new Intent(CryptKeeper.this, FadeToBlack.class);
-                finish();
-                startActivity(intent);
             } else if (failedAttempts == MAX_FAILED_ATTEMPTS) {
                 // Factory reset the device.
                 sendBroadcast(new Intent("android.intent.action.MASTER_CLEAR"));
@@ -862,14 +841,10 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
 
         int textId;
         if (getPhoneManager().isInAPhoneCall()) {
-            // Show "return to call" text and show phone icon
+            // Show "return to call"
             textId = R.string.cryptkeeper_return_to_call;
-            final int phoneCallIcon = R.drawable.stat_sys_phone_call;
-            emergencyCall.setCompoundDrawablesWithIntrinsicBounds(phoneCallIcon, 0, 0, 0);
         } else {
             textId = R.string.cryptkeeper_emergency_call;
-            final int emergencyIcon = R.drawable.ic_emergency;
-            emergencyCall.setCompoundDrawablesWithIntrinsicBounds(emergencyIcon, 0, 0, 0);
         }
         emergencyCall.setText(textId);
     }