Update brightness slider thumb and spacing

Also fixes a few errors in the measuring logic.

Bug: 15170399
Change-Id: I7ce7edef0a08dc00ef747988cd64e40a9fbae192

Author: adrianroos

packages/SystemUI/AndroidManifest.xml

@@ -327,7 +327,7 @@
         <activity
             android:name=".settings.BrightnessDialog"
             android:label="@string/quick_settings_brightness_dialog_title"
-            android:theme="@android:style/Theme.DeviceDefault.Light.Dialog"
+            android:theme="@android:style/Theme.DeviceDefault.Dialog"
             android:finishOnCloseSystemDialogs="true"
             android:launchMode="singleInstance"
             android:excludeFromRecents="true"

packages/SystemUI/res/drawable/ic_brightness_thumb.xml

@@ -0,0 +1,27 @@
+<!--
+Copyright (C) 2014 The Android Open Source Project
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="28.0dp"
+        android:height="28.0dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+        android:pathData="m18.250000,12.000000a6.250000,6.250000 0.000000,1.000000 1.000000,-12.500000 0.000000,6.250000 6.250000,0.000000 1.000000,1.000000 12.500000,0.000000z"
+        android:fillColor="@color/system_primary_color" />
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M20.000000,8.700000L20.000000,4.000000L15.300000,4.000000L12.000000,0.700000 8.700000,4.000000L4.000000,4.000000L4.000000,8.700000L0.700000,12.000000 4.000000,15.300000L4.000000,20.000000L8.700000,20.000000L12.000000,23.299999 15.300000,20.000000L20.000000,20.000000L20.000000,15.300000L23.299999,12.000000 20.000000,8.700000zM12.000000,18.000000C8.700000,18.000000 6.000000,15.300000 6.000000,12.000000 6.000000,8.700000 8.700000,6.000000 12.000000,6.000000c3.300000,0.000000 6.000000,2.700000 6.000000,6.000000 0.000000,3.300000 -2.700000,6.000000 -6.000000,6.000000zM12.000000,8.000000c-2.200000,0.000000 -4.000000,1.800000 -4.000000,4.000000 0.000000,2.200000 1.800000,4.000000 4.000000,4.000000 2.200000,0.000000 4.000000,-1.800000 4.000000,-4.000000 0.000000,-2.200000 -1.800000,-4.000000 -4.000000,-4.000000z"/>
+</vector>

packages/SystemUI/res/layout/quick_settings_brightness_dialog.xml

@@ -15,6 +15,8 @@
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:systemui="http://schemas.android.com/apk/res/com.android.systemui"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
     style="@style/BrightnessDialogContainer">
 
     <ImageView
@@ -24,7 +26,8 @@
         android:layout_gravity="center_vertical"
         android:layout_marginEnd="8dp"
         android:src="@drawable/ic_qs_brightness_auto_off"
-        android:contentDescription="@null" />
+        android:contentDescription="@null"
+        android:visibility="gone" />
 
     <com.android.systemui.settings.ToggleSlider
         android:id="@+id/brightness_slider"

packages/SystemUI/res/layout/status_bar_toggle_slider.xml

@@ -41,6 +41,10 @@
         android:layout_alignParentEnd="true"
         android:paddingStart="20dp"
         android:paddingEnd="20dp"
+        android:paddingTop="16dp"
+        android:paddingBottom="16dp"
+        android:thumb="@drawable/ic_brightness_thumb"
+        android:splitTrack="false"
         />
     <TextView
         android:id="@+id/label"

packages/SystemUI/res/values/dimens.xml

@@ -175,6 +175,7 @@
     <dimen name="qs_panel_padding_bottom">8dp</dimen>
     <dimen name="qs_detail_item_height">48dp</dimen>
     <dimen name="qs_detail_item_height_twoline">72dp</dimen>
+    <dimen name="qs_brightness_padding_top">6dp</dimen>
 
 
     <dimen name="segmented_button_spacing">4dp</dimen>

packages/SystemUI/res/values/styles.xml

@@ -211,7 +211,6 @@
     <style name="BaseBrightnessDialogContainer">
         <item name="android:layout_width">match_parent</item>
         <item name="android:layout_height">wrap_content</item>
-        <item name="android:padding">16dp</item>
         <item name="android:layout_alignParentBottom">true</item>
     </style>
 

packages/SystemUI/src/com/android/systemui/qs/QSPanel.java

@@ -61,6 +61,7 @@ public class QSPanel extends ViewGroup {
     private int mLargeCellHeight;
     private int mPanelPaddingBottom;
     private int mDualTileUnderlap;
+    private int mBrightnessPaddingTop;
     private boolean mExpanded;
     private boolean mListening;
 
@@ -136,6 +137,7 @@ public void updateResources() {
         mLargeCellWidth = (int)(mLargeCellHeight * TILE_ASPECT);
         mPanelPaddingBottom = res.getDimensionPixelSize(R.dimen.qs_panel_padding_bottom);
         mDualTileUnderlap = res.getDimensionPixelSize(R.dimen.qs_dual_tile_padding_vertical);
+        mBrightnessPaddingTop = res.getDimensionPixelSize(R.dimen.qs_brightness_padding_top);
         if (mColumns != columns) {
             mColumns = columns;
             postInvalidate();
@@ -320,6 +322,7 @@ public void onClick(View v) {
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         final int width = MeasureSpec.getSize(widthMeasureSpec);
         mBrightnessView.measure(exactly(width), MeasureSpec.UNSPECIFIED);
+        final int brightnessHeight = mBrightnessView.getMeasuredHeight() + mBrightnessPaddingTop;
         mFooter.getView().measure(exactly(width), MeasureSpec.UNSPECIFIED);
         int r = -1;
         int c = -1;
@@ -348,9 +351,9 @@ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
             final int ch = record.row == 0 ? mLargeCellHeight : mCellHeight;
             record.tileView.measure(exactly(cw), exactly(ch));
         }
-        int h = rows == 0 ? mBrightnessView.getHeight() : (getRowTop(rows) + mPanelPaddingBottom);
+        int h = rows == 0 ? brightnessHeight : (getRowTop(rows) + mPanelPaddingBottom);
         if (mFooter.hasFooter()) {
-            h += mFooter.getView().getHeight();
+            h += mFooter.getView().getMeasuredHeight();
         }
         mDetail.measure(exactly(width), MeasureSpec.UNSPECIFIED);
         if (mDetail.getMeasuredHeight() < h) {
@@ -366,8 +369,9 @@ private static int exactly(int size) {
     @Override
     protected void onLayout(boolean changed, int l, int t, int r, int b) {
         final int w = getWidth();
-        mBrightnessView.layout(0, 0,
-                mBrightnessView.getMeasuredWidth(), mBrightnessView.getMeasuredHeight());
+        mBrightnessView.layout(0, mBrightnessPaddingTop,
+                mBrightnessView.getMeasuredWidth(),
+                mBrightnessPaddingTop + mBrightnessView.getMeasuredHeight());
         for (TileRecord record : mRecords) {
             if (record.tileView.getVisibility() == GONE) continue;
             final int cols = getColumnCount(record.row);
@@ -389,8 +393,8 @@ protected void onLayout(boolean changed, int l, int t, int r, int b) {
     }
 
     private int getRowTop(int row) {
-        if (row <= 0) return mBrightnessView.getHeight();
-        return mBrightnessView.getHeight()
+        if (row <= 0) return mBrightnessView.getMeasuredHeight() + mBrightnessPaddingTop;
+        return mBrightnessView.getMeasuredHeight() + mBrightnessPaddingTop
                 + mLargeCellHeight - mDualTileUnderlap + (row - 1) * mCellHeight;
     }