Simplify onComputeInsets of LatinIME

This CL expands SoftInputWindow to the entire screen. Thus a key
review backing view is eliminated and onComputeInsets() gets
simplified too.

Bug: 17212702
Bug: 10841052
Bug: 10541453
Change-Id: I2d859f4e4698c64cabe399000821f13bab729996

1 files changed, 39 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/utils/ViewLayoutUtils.java b/java/src/com/android/inputmethod/latin/utils/ViewLayoutUtils.java
index f9d853493..dd122b634 100644
--- a/java/src/com/android/inputmethod/latin/utils/ViewLayoutUtils.java
+++ b/java/src/com/android/inputmethod/latin/utils/ViewLayoutUtils.java
@@ -19,7 +19,10 @@ package com.android.inputmethod.latin.utils;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewGroup.MarginLayoutParams;
+import android.view.Window;
+import android.view.WindowManager;
 import android.widget.FrameLayout;
+import android.widget.LinearLayout;
 import android.widget.RelativeLayout;
 
 public final class ViewLayoutUtils {
@@ -51,4 +54,40 @@ public final class ViewLayoutUtils {
             marginLayoutParams.setMargins(x, y, 0, 0);
         }
     }
+
+    public static void updateLayoutHeightOf(final Window window, final int layoutHeight) {
+        final WindowManager.LayoutParams params = window.getAttributes();
+        if (params.height != layoutHeight) {
+            params.height = layoutHeight;
+            window.setAttributes(params);
+        }
+    }
+
+    public static void updateLayoutHeightOf(final View view, final int layoutHeight) {
+        final ViewGroup.LayoutParams params = view.getLayoutParams();
+        if (params.height != layoutHeight) {
+            params.height = layoutHeight;
+            view.setLayoutParams(params);
+        }
+    }
+
+    public static void updateLayoutGravityOf(final View view, final int layoutGravity) {
+        final ViewGroup.LayoutParams lp = view.getLayoutParams();
+        if (lp instanceof LinearLayout.LayoutParams) {
+            final LinearLayout.LayoutParams params = (LinearLayout.LayoutParams)lp;
+            if (params.gravity != layoutGravity) {
+                params.gravity = layoutGravity;
+                view.setLayoutParams(params);
+            }
+        } else if (lp instanceof FrameLayout.LayoutParams) {
+            final FrameLayout.LayoutParams params = (FrameLayout.LayoutParams)lp;
+            if (params.gravity != layoutGravity) {
+                params.gravity = layoutGravity;
+                view.setLayoutParams(params);
+            }
+        } else {
+            throw new IllegalArgumentException("Layout parameter doesn't have gravity: "
+                    + lp.getClass().getName());
+        }
+    }
 }