From a73e189f57d70e81e6c5150d10032dae29846fd7 Mon Sep 17 00:00:00 2001
From: Andrew Lee <anwlee@google.com>
Date: Tue, 13 May 2014 13:21:16 -0700
Subject: Use one ImageButton for the floating action button.

This means that the touch feedback transition can continue to
propagate, even while we're switching the icons.

Change-Id: Ia0c4e7bb4556c84cabccbda5f4c5861e25e2928f
---
 res/layout/dialtacts_activity.xml                  | 18 ++---
 src/com/android/dialer/DialtactsActivity.java      | 81 ++++++++++------------
 .../android/dialer/dialpad/DialpadFragment.java    | 26 ++-----
 3 files changed, 50 insertions(+), 75 deletions(-)

diff --git a/res/layout/dialtacts_activity.xml b/res/layout/dialtacts_activity.xml
index 595eae114..e0049b5e4 100644
--- a/res/layout/dialtacts_activity.xml
+++ b/res/layout/dialtacts_activity.xml
@@ -79,28 +79,22 @@
         </LinearLayout>
     </com.android.dialer.list.RemoveView >
     <FrameLayout
-        android:layout_height="@dimen/floating_action_button_height"
+        android:id="@+id/floating_action_button_container"
         android:layout_width="@dimen/floating_action_button_width"
+        android:layout_height="@dimen/floating_action_button_height"
         android:layout_marginRight="@dimen/floating_action_button_margin_right"
         android:layout_marginBottom="@dimen/floating_action_button_margin_bottom"
-        android:id="@+id/floating_action_button"
         android:layout_centerHorizontal="true"
         android:layout_alignParentBottom="true">
+
         <ImageButton
-            android:id="@+id/dialpad_button"
-            android:background="@drawable/floating_action_button"
+            android:id="@+id/floating_action_button"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
+            android:background="@drawable/floating_action_button"
             android:contentDescription="@string/action_menu_dialpad_button"
             android:src="@drawable/fab_ic_dial"/>
-        <ImageButton
-            android:id="@+id/dial_button"
-            android:background="@drawable/floating_action_button"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:contentDescription="@string/description_dial_button"
-            android:src="@drawable/fab_ic_call"
-            android:visibility="gone" />
+
     </FrameLayout>
     <!-- Host container for the contact tile drag shadow -->
     <FrameLayout
diff --git a/src/com/android/dialer/DialtactsActivity.java b/src/com/android/dialer/DialtactsActivity.java
index 7f9200eb4..a90f0c8d3 100644
--- a/src/com/android/dialer/DialtactsActivity.java
+++ b/src/com/android/dialer/DialtactsActivity.java
@@ -53,6 +53,7 @@ import android.view.animation.Interpolator;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.AbsListView.OnScrollListener;
 import android.widget.EditText;
+import android.widget.ImageButton;
 import android.widget.PopupMenu;
 import android.widget.RelativeLayout;
 import android.widget.Toast;
@@ -152,9 +153,8 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
      */
     private ListsFragment mListsFragment;
 
-    private View mFloatingActionButton;
-    private View mDialpadButton;
-    private View mDialButton;
+    private View mFloatingActionButtonContainer;
+    private ImageButton mFloatingActionButton;
 
     private View mFragmentsFrame;
 
@@ -162,6 +162,7 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
     private boolean mInDialpadSearch;
     private boolean mInRegularSearch;
     private boolean mClearSearchOnPause;
+    private boolean isDialpadShown;
 
     /**
      * The position of the currently selected tab in the attached {@link ListsFragment}.
@@ -375,13 +376,11 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
 
         mFragmentsFrame = findViewById(R.id.dialtacts_frame);
 
-        mFloatingActionButton = findViewById(R.id.floating_action_button);
-        ViewUtil.setupFloatingActionButton(mFloatingActionButton, getResources());
+        mFloatingActionButtonContainer = findViewById(R.id.floating_action_button_container);
+        ViewUtil.setupFloatingActionButton(mFloatingActionButtonContainer, getResources());
 
-        mDialButton = findViewById(R.id.dial_button);
-        mDialButton.setOnClickListener(this);
-        mDialpadButton = findViewById(R.id.dialpad_button);
-        mDialpadButton.setOnClickListener(this);
+        mFloatingActionButton = (ImageButton) findViewById(R.id.floating_action_button);
+        mFloatingActionButton.setOnClickListener(this);
 
         mRemoveViewContainer = findViewById(R.id.remove_view_container);
 
@@ -460,17 +459,14 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
     @Override
     public void onClick(View view) {
         switch (view.getId()) {
-            case R.id.dialpad_button:
-                // Reset the boolean flag that tracks whether the dialpad was up because
-                // we were in call. Regardless of whether it was true before, we want to
-                // show the dialpad because the user has explicitly clicked the dialpad
-                // button.
-                mInCallDialpadUp = false;
-                showDialpadFragment(true);
-                break;
-            case R.id.dial_button:
-                // Dial button was pressed; tell the Dialpad fragment
-                mDialpadFragment.dialButtonPressed();
+            case R.id.floating_action_button:
+                if (!isDialpadShown) {
+                    mInCallDialpadUp = false;
+                    showDialpadFragment(true);
+                } else {
+                    // Dial button was pressed; tell the Dialpad fragment
+                    mDialpadFragment.dialButtonPressed();
+                }
                 break;
             case R.id.search_close_button:
                 // Clear the search field
@@ -534,15 +530,15 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
     @Override
     public boolean onLongClick(View view) {
         switch (view.getId()) {
-            case R.id.dial_button: {
-                // Dial button was pressed; tell the Dialpad fragment
-                mDialpadFragment.dialButtonPressed();
-                return true;  // Consume the event
-            }
-            default: {
+            case R.id.floating_action_button:
+                if (isDialpadShown) {
+                    // Dial button was pressed; tell the Dialpad fragment
+                    mDialpadFragment.dialButtonPressed();
+                    return true;  // Consume the event
+                }
+            default:
                 Log.wtf(TAG, "Unexpected onClick event from " + view);
                 break;
-            }
         }
         return false;
     }
@@ -612,8 +608,10 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
      * Callback from child DialpadFragment when the dialpad is shown.
      */
     public void onDialpadShown() {
-        mDialButton.setVisibility(View.VISIBLE);
-        mDialpadButton.setVisibility(View.GONE);
+        isDialpadShown = true;
+        mFloatingActionButton.setImageResource(R.drawable.fab_ic_call);
+        mFloatingActionButton.setContentDescription(
+                getResources().getString(R.string.description_dial_button));
 
         SearchFragment fragment = null;
         if (mInDialpadSearch) {
@@ -639,8 +637,10 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
      * Callback from child DialpadFragment when the dialpad is hidden.
      */
     public void onDialpadHidden() {
-        mDialButton.setVisibility(View.GONE);
-        mDialpadButton.setVisibility(View.VISIBLE);
+        isDialpadShown = false;
+        mFloatingActionButton.setImageResource(R.drawable.fab_ic_dial);
+        mFloatingActionButton.setContentDescription(
+                getResources().getString(R.string.action_menu_dialpad_button));
 
         SearchFragment fragment = null;
         if (mInDialpadSearch) {
@@ -907,15 +907,8 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
     }
 
     @Override
-    public void setDialButtonEnabled(boolean enabled) {
-        if (mDialButton != null) {
-            mDialButton.setEnabled(enabled);
-        }
-    }
-
-    @Override
-    public void setDialButtonContainerVisible(boolean visible) {
-        mFloatingActionButton.setVisibility(visible ? View.VISIBLE : View.GONE);
+    public void setFloatingActionButtonVisible(boolean visible) {
+        mFloatingActionButtonContainer.setVisibility(visible ? View.VISIBLE : View.GONE);
     }
 
     private boolean phoneIsInUse() {
@@ -1034,17 +1027,17 @@ public class DialtactsActivity extends TransactionSafeActivity implements View.O
 
     private void alignFloatingActionButtonRight() {
         final RelativeLayout.LayoutParams params =
-                (RelativeLayout.LayoutParams) mFloatingActionButton.getLayoutParams();
+                (RelativeLayout.LayoutParams) mFloatingActionButtonContainer.getLayoutParams();
         params.removeRule(RelativeLayout.CENTER_HORIZONTAL);
         params.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
-        mFloatingActionButton.setLayoutParams(params);
+        mFloatingActionButtonContainer.setLayoutParams(params);
     }
 
     private void alignFloatingActionButtonMiddle() {
         final RelativeLayout.LayoutParams params =
-                (RelativeLayout.LayoutParams) mFloatingActionButton.getLayoutParams();
+                (RelativeLayout.LayoutParams) mFloatingActionButtonContainer.getLayoutParams();
         params.removeRule(RelativeLayout.ALIGN_PARENT_RIGHT);
         params.addRule(RelativeLayout.CENTER_HORIZONTAL);
-        mFloatingActionButton.setLayoutParams(params);
+        mFloatingActionButtonContainer.setLayoutParams(params);
     }
 }
diff --git a/src/com/android/dialer/dialpad/DialpadFragment.java b/src/com/android/dialer/dialpad/DialpadFragment.java
index 0ded9ab76..4557bd4b1 100644
--- a/src/com/android/dialer/dialpad/DialpadFragment.java
+++ b/src/com/android/dialer/dialpad/DialpadFragment.java
@@ -109,8 +109,7 @@ public class DialpadFragment extends Fragment
      * TODO: Refactor the app so this interchange is a bit cleaner.
      */
     public interface HostInterface {
-        void setDialButtonEnabled(boolean enabled);
-        void setDialButtonContainerVisible(boolean visible);
+        void setFloatingActionButtonVisible(boolean visible);
     }
 
     /**
@@ -318,7 +317,7 @@ public class DialpadFragment extends Fragment
         if (mDialpadQueryListener != null) {
             mDialpadQueryListener.onDialpadQueryChanged(mDigits.getText().toString());
         }
-        updateDialAndDeleteButtonEnabledState();
+        updateDeleteButtonEnabledState();
     }
 
     @Override
@@ -673,7 +672,7 @@ public class DialpadFragment extends Fragment
 
         stopWatch.lap("hnt");
 
-        updateDialAndDeleteButtonEnabledState();
+        updateDeleteButtonEnabledState();
 
         stopWatch.lap("bes");
 
@@ -1218,7 +1217,7 @@ public class DialpadFragment extends Fragment
             if (mDialpadView != null) {
                 mDialpadView.setVisibility(View.GONE);
             }
-            ((HostInterface) getActivity()).setDialButtonContainerVisible(false);
+            ((HostInterface) getActivity()).setFloatingActionButtonVisible(false);
 
             mDialpadChooser.setVisibility(View.VISIBLE);
 
@@ -1235,7 +1234,7 @@ public class DialpadFragment extends Fragment
             } else {
                 mDigits.setVisibility(View.VISIBLE);
             }
-            ((HostInterface) getActivity()).setDialButtonContainerVisible(true);
+            ((HostInterface) getActivity()).setFloatingActionButtonVisible(true);
             mDialpadChooser.setVisibility(View.GONE);
         }
     }
@@ -1486,23 +1485,12 @@ public class DialpadFragment extends Fragment
     /**
      * Update the enabledness of the "Dial" and "Backspace" buttons if applicable.
      */
-    private void updateDialAndDeleteButtonEnabledState() {
+    private void updateDeleteButtonEnabledState() {
         if (getActivity() == null) {
             return;
         }
         final boolean digitsNotEmpty = !isDigitsEmpty();
         mDelete.setEnabled(digitsNotEmpty);
-        // On CDMA phones, if we're already on a call, we *always* enable the Dial button (since
-        // you can press it without entering any digits to send an empty flash.)
-        if (phoneIsCdma() && phoneIsOffhook()) {
-            ((HostInterface) getActivity()).setDialButtonEnabled(true);
-        } else {
-            // Common case: GSM, or CDMA but not on a call. Enable the Dial button if something
-            // has been entered into the digits field, or if there is a last dialed number that
-            // could be redialed.
-            ((HostInterface) getActivity()).setDialButtonEnabled(
-                    digitsNotEmpty || !TextUtils.isEmpty(mLastNumberDialed));
-        }
     }
 
     /**
@@ -1587,7 +1575,7 @@ public class DialpadFragment extends Fragment
                             // doing anything here.
                             if (getActivity() == null) return;
                             mLastNumberDialed = number;
-                            updateDialAndDeleteButtonEnabledState();
+                            updateDeleteButtonEnabledState();
                         }
                     });
         mCallLog.getLastOutgoingCall(lastCallArgs);
-- 
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