From 658a58674accd827d58864467eced49fb0c9f663 Mon Sep 17 00:00:00 2001
From: Steven Ng <stevenckng@google.com>
Date: Fri, 23 Jul 2021 17:06:10 +0100
Subject: [PATCH] Remove drop target button drawable padding if text is hidden

Test: manual
Fix: 194320733
Change-Id: I12adeaf37cee5a0fcf383641f24b7750f14daf27
(cherry picked from commit a1dcbce15aa94b66e8e59459b5db765a96e88f61)
---
 res/values/dimens.xml                           | 1 +
 res/values/styles.xml                           | 2 +-
 src/com/android/launcher3/ButtonDropTarget.java | 6 ++++++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 37c4bed37b..a1e4cd9bb4 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -197,6 +197,7 @@
     <dimen name="drop_target_text_size">16sp</dimen>
     <dimen name="drop_target_shadow_elevation">2dp</dimen>
     <dimen name="drop_target_bar_margin_horizontal">4dp</dimen>
+    <dimen name="drop_target_button_drawable_padding">8dp</dimen>
 
     <!-- the distance an icon must be dragged before button drop targets accept it -->
     <dimen name="drag_distanceThreshold">30dp</dimen>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index e4a245a5c2..b7661b9798 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -259,7 +259,7 @@
 
     <!-- Drop targets -->
     <style name="DropTargetButtonBase" parent="@android:style/TextAppearance.DeviceDefault">
-        <item name="android:drawablePadding">8dp</item>
+        <item name="android:drawablePadding">@dimen/drop_target_button_drawable_padding</item>
         <item name="android:padding">14dp</item>
         <item name="android:textColor">@color/drop_target_text</item>
         <item name="android:textSize">@dimen/drop_target_text_size</item>
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index 61b5564941..bc4c982e4e 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -66,6 +66,8 @@ public abstract class ButtonDropTarget extends TextView
     private final int mDragDistanceThreshold;
     /** The size of the drawable shown in the drop target. */
     private final int mDrawableSize;
+    /** The padding, in pixels, between the text and drawable. */
+    private final int mDrawablePadding;
 
     protected CharSequence mText;
     protected Drawable mDrawable;
@@ -85,6 +87,8 @@ public abstract class ButtonDropTarget extends TextView
         Resources resources = getResources();
         mDragDistanceThreshold = resources.getDimensionPixelSize(R.dimen.drag_distanceThreshold);
         mDrawableSize = resources.getDimensionPixelSize(R.dimen.drop_target_text_size);
+        mDrawablePadding = resources.getDimensionPixelSize(
+                R.dimen.drop_target_button_drawable_padding);
     }
 
     @Override
@@ -303,6 +307,8 @@ public abstract class ButtonDropTarget extends TextView
             mTextVisible = isVisible;
             setText(newText);
             setCompoundDrawablesRelative(mDrawable, null, null, null);
+            int drawablePadding = mTextVisible ? mDrawablePadding : 0;
+            setCompoundDrawablePadding(drawablePadding);
         }
     }