Clean up PC QWERTY keyboard

Change-Id: Ibb52683e8f27517b9e7bf398d3b7a31215bd5a8d

16 files changed, 139 insertions, 419 deletions

diff --git a/java/res/xml/kbd_pcqwerty_symbols.xml b/java/res/xml/kbd_pcqwerty_symbols.xml
deleted file mode 100644
index bfb39e8aa..000000000
--- a/java/res/xml/kbd_pcqwerty_symbols.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2012, 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.
-*/
--->
-
-<Keyboard
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
-    latin:rowHeight="20%p"
-    latin:verticalGap="@fraction/key_bottom_gap_5row"
-    latin:keyLetterSize="@fraction/key_letter_ratio_5row"
-    latin:keyShiftedLetterHintRatio="@fraction/key_uppercase_letter_ratio_5row"
-    latin:touchPositionCorrectionData="@array/touch_position_correction_data_default"
->
-    <include
-        latin:keyboardLayout="@xml/rows_pcqwerty_symbols" />
-</Keyboard>
diff --git a/java/res/xml/keyboard_layout_set_pcqwerty.xml b/java/res/xml/keyboard_layout_set_pcqwerty.xml
index bffba05b7..67fbd9159 100644
--- a/java/res/xml/keyboard_layout_set_pcqwerty.xml
+++ b/java/res/xml/keyboard_layout_set_pcqwerty.xml
@@ -25,9 +25,6 @@
         latin:elementKeyboard="@xml/kbd_pcqwerty"
         latin:enableProximityCharsCorrection="true" />
     <Element
-        latin:elementName="symbols"
-        latin:elementKeyboard="@xml/kbd_pcqwerty_symbols" />
-    <Element
         latin:elementName="phone"
         latin:elementKeyboard="@xml/kbd_phone" />
     <Element
diff --git a/java/res/xml/keys_pcqwerty2_right3.xml b/java/res/xml/keys_pcqwerty2_right3.xml
index 2065e6b46..6f86477da 100644
--- a/java/res/xml/keys_pcqwerty2_right3.xml
+++ b/java/res/xml/keys_pcqwerty2_right3.xml
@@ -27,25 +27,22 @@
         >
             <Key
                 latin:keyLabel="["
-                latin:moreKeys="{" />
+                latin:additionalMoreKeys="{" />
             <Key
                 latin:keyLabel="]"
-                latin:moreKeys="}" />
-            <!-- U+00A6: "¦" BROKEN BAR -->
+                latin:additionalMoreKeys="}" />
             <Key
                 latin:keyLabel="\\"
-                latin:moreKeys="\\|,&#x00A6;" />
+                latin:additionalMoreKeys="\\|" />
         </case>
-        <!-- keyboardLayoutSetElement="alphabet*Shifted|symbols*" -->
+        <!-- keyboardLayoutSetElement="alphabetManualShifted|alphabetShiftLocked|alphabetShiftLockShifted" -->
         <default>
             <Key
                 latin:keyLabel="{" />
             <Key
                 latin:keyLabel="}" />
-            <!-- U+00A6: "¦" BROKEN BAR -->
             <Key
-                latin:keyLabel="|"
-                latin:moreKeys="&#x00A6;" />
+                latin:keyLabel="|" />
         </default>
     </switch>
 </merge>
diff --git a/java/res/xml/keys_pcqwerty3_right2.xml b/java/res/xml/keys_pcqwerty3_right2.xml
index aa150afb3..8da145b20 100644
--- a/java/res/xml/keys_pcqwerty3_right2.xml
+++ b/java/res/xml/keys_pcqwerty3_right2.xml
@@ -27,12 +27,13 @@
         >
             <Key
                 latin:keyLabel=";"
-                latin:moreKeys=":" />
+                latin:additionalMoreKeys=":" />
             <Key
                 latin:keyLabel="\'"
-                latin:moreKeys="!fixedColumnOrder!4,!text/double_quotes,&quot;,!text/single_quotes" />
+                latin:additionalMoreKeys="&quot;"
+                latin:moreKeys="!fixedColumnOrder!4,!text/double_quotes,%,!text/single_quotes" />
         </case>
-        <!-- keyboardLayoutSetElement="alphabet*Shifted|symbols*" -->
+        <!-- keyboardLayoutSetElement="alphabetManualShifted|alphabetShiftLocked|alphabetShiftLockShifted" -->
         <default>
             <Key
                 latin:keyLabel=":" />
diff --git a/java/res/xml/keys_pcqwerty4_right3.xml b/java/res/xml/keys_pcqwerty4_right3.xml
index 7795b3d8b..e6084cb45 100644
--- a/java/res/xml/keys_pcqwerty4_right3.xml
+++ b/java/res/xml/keys_pcqwerty4_right3.xml
@@ -27,16 +27,16 @@
         >
             <Key
                 latin:keyLabel=","
-                latin:moreKeys="&lt;" />
+                latin:additionalMoreKeys="&lt;" />
             <Key
                 latin:keyLabel="."
-                latin:moreKeys="&gt;" />
-            <!-- U+00BF: "¿" INVERTED QUESTION MARK -->
+                latin:additionalMoreKeys="&gt;" />
             <Key
                 latin:keyLabel="/"
-                latin:moreKeys="\?,&#x00BF;" />
+                latin:additionalMoreKeys="\?"
+                latin:moreKeys="!text/more_keys_for_symbols_question" />
         </case>
-        <!-- keyboardLayoutSetElement="alphabet*Shifted|symbols*" -->
+        <!-- keyboardLayoutSetElement="alphabetManualShifted|alphabetShiftLocked|alphabetShiftLockShifted" -->
         <default>
             <!-- U+2039: "‹" SINGLE LEFT-POINTING ANGLE QUOTATION MARK
                  U+203A: "›" SINGLE RIGHT-POINTING ANGLE QUOTATION MARK
@@ -50,10 +50,9 @@
             <Key
                 latin:keyLabel="&gt;"
                 latin:moreKeys="!fixedColumnOrder!3,&#x203A;,&#x2265;,&#x00BB;" />
-            <!-- U+00BF: "¿" INVERTED QUESTION MARK -->
             <Key
                 latin:keyLabel="\?"
-                latin:moreKeys="&#x00BF;" />
+                latin:moreKeys="!text/more_keys_for_symbols_question" />
         </default>
     </switch>
 </merge>
diff --git a/java/res/xml/keys_pcqwerty_symbols2.xml b/java/res/xml/keys_pcqwerty_symbols2.xml
deleted file mode 100644
index d0ea984e8..000000000
--- a/java/res/xml/keys_pcqwerty_symbols2.xml
+++ /dev/null
@@ -1,59 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2012, 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.
-*/
--->
-
-<merge
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
->
-    <!-- U+2022: "•" BULLET -->
-    <Key
-        latin:keyLabel="&#x2022;"
-        latin:moreKeys="!text/more_keys_for_bullet" />
-    <!-- U+00B1: "±" PLUS-MINUS SIGN -->
-    <Key
-        latin:keyLabel="&#x00B1;" />
-    <!-- U+00AC: "¬" NOT SIGN -->
-    <Key
-        latin:keyLabel="&#x00AC;" />
-    <!-- U+00A6: "¦" BROKEN BAR -->
-    <Key
-        latin:keyLabel="&#x00A6;" />
-    <!-- U+221A: "√" SQUARE ROOT -->
-    <Key
-        latin:keyLabel="&#x221A;" />
-    <!-- U+03C0: "π" GREEK SMALL LETTER PI
-         U+03A0: "Π" GREEK CAPITAL LETTER PI -->
-    <Key
-        latin:keyLabel="&#x03C0;"
-        latin:moreKeys="&#x03A0;" />
-    <!-- U+03CC: "σ" GREEK SMALL LETTER SIGMA
-         U+03A3: "Σ" GREEK CAPITAL LETTER SIGMA -->
-    <Key
-        latin:keyLabel="&#x03C3;"
-        latin:moreKeys="&#x03A3;" />
-    <!-- U+00B5: "µ" MICRO SIGN -->
-    <Key
-        latin:keyLabel="&#x00B5;" />
-    <!-- U+00F7: "÷" DIVISION SIGN -->
-    <Key
-        latin:keyLabel="&#x00F7;" />
-    <!-- U+00D7: "×" MULTIPLICATION SIGN -->
-    <Key
-        latin:keyLabel="&#x00D7;" />
-</merge>
diff --git a/java/res/xml/keys_pcqwerty_symbols3.xml b/java/res/xml/keys_pcqwerty_symbols3.xml
deleted file mode 100644
index 35279deaf..000000000
--- a/java/res/xml/keys_pcqwerty_symbols3.xml
+++ /dev/null
@@ -1,54 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2012, 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.
-*/
--->
-
-<merge
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
->
-    <!-- U+00A3: "£" POUND SIGN; -->
-    <Key
-        latin:keyLabel="&#x00A3;" />
-    <!-- U+00A2: "¢" CENT SIGN -->
-    <Key
-        latin:keyLabel="&#x00A2;" />
-    <!-- U+20AC: "€" EURO SIGN -->
-    <Key
-        latin:keyLabel="&#x20AC;" />
-    <!-- U+00A5: "¥" YEN SIGN -->
-    <Key
-        latin:keyLabel="&#x00A5;" />
-    <!-- U+00A4: "¤" CURRENCY SIGN -->
-    <Key
-        latin:keyLabel="&#x00A4;" />
-    <!-- U+00B0: "°" DEGREE SIGN
-         U+2032: "′" PRIME
-         U+2033: "″" DOUBLE PRIME -->
-    <Key
-        latin:keyLabel="&#x00B0;"
-        latin:moreKeys="&#x2032;,&#x2033;" />
-    <!-- U+2260: "≠" NOT EQUAL TO -->
-    <Key
-        latin:keyLabel="&#x2260;" />
-    <!-- U+2248: "≈" ALMOST EQUAL TO -->
-    <Key
-        latin:keyLabel="&#x2248;" />
-    <!-- U+221E: "∞" INFINITY -->
-    <Key
-        latin:keyLabel="&#x221E;" />
-</merge>
diff --git a/java/res/xml/keys_pcqwerty_symbols4.xml b/java/res/xml/keys_pcqwerty_symbols4.xml
deleted file mode 100644
index 3c628f0e0..000000000
--- a/java/res/xml/keys_pcqwerty_symbols4.xml
+++ /dev/null
@@ -1,49 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2012, 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.
-*/
--->
-
-<merge
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
->
-    <!-- U+2122: "™" TRADE MARK SIGN -->
-    <Key
-        latin:keyLabel="&#x2122;" />
-    <!-- U+00AE: "®" REGISTERED SIGN -->
-    <Key
-        latin:keyLabel="&#x00AE;" />
-    <!-- U+00A9: "©" COPYRIGHT SIGN -->
-    <Key
-        latin:keyLabel="&#x00A9;" />
-    <!-- U+00B6: "¶" PILCROW SIGN -->
-    <Key
-        latin:keyLabel="&#x00B6;" />
-    <!-- U+00A7: "§" SECTION SIGN -->
-    <Key
-        latin:keyLabel="&#x00A7;" />
-    <!-- U+2191: "↑" UPWARDS ARROW
-         U+2193: "↓" DOWNWARDS ARROW
-         U+2190: "←" LEFTWARDS ARROW
-         U+2192: "→" RIGHTWARDS ARROW -->
-    <Key
-        latin:keyLabel="&#x2191;"
-        latin:moreKeys="&#x2193;" />
-    <Key
-        latin:keyLabel="&#x2190;"
-        latin:moreKeys="&#x2192;" />
-</merge>
diff --git a/java/res/xml/row_pcqwerty5.xml b/java/res/xml/row_pcqwerty5.xml
index 7fbcd8ed1..0e618059e 100644
--- a/java/res/xml/row_pcqwerty5.xml
+++ b/java/res/xml/row_pcqwerty5.xml
@@ -24,36 +24,23 @@
     <Row
         latin:keyWidth="7.692%p"
     >
-        <switch>
-            <case
-                latin:keyboardLayoutSetElement="symbols"
-            >
-                <Key
-                    latin:keyStyle="toAlphaKeyStyle"
-                    latin:keyWidth="11.538%p" />
-            </case>
-            <!-- keyboardLayoutSetElement="alphabet*" -->
-            <default>
-                <Key
-                    latin:keyStyle="toSymbolKeyStyle"
-                    latin:keyIcon="!icon/undefined"
-                    latin:keyLabel="!text/label_to_symbol_key_pcqwerty"
-                    latin:keyWidth="11.538%p" />
-            </default>
-        </switch>
+        <Spacer
+            latin:keyWidth="11.538%p" />
         <switch>
             <case
                 latin:shortcutKeyEnabled="true"
             >
                 <Key
-                    latin:keyStyle="shortcutKeyStyle" />
-            </case>
+                    latin:keyStyle="shortcutKeyStyle"
+                    latin:keyWidth="11.538%p" />
+                </case>
             <case
                 latin:clobberSettingsKey="false"
             >
                 <Key
-                    latin:keyStyle="settingsKeyStyle" />
-            </case>
+                    latin:keyStyle="settingsKeyStyle"
+                    latin:keyWidth="11.538%p" />
+                </case>
         </switch>
         <switch>
             <case
@@ -61,21 +48,33 @@
             >
                 <Key
                     latin:keyStyle="languageSwitchKeyStyle"
-                    latin:keyXPos="19.230%p" />
+                    latin:keyWidth="11.538%p" />
                 <Key
                     latin:keyStyle="spaceKeyStyle"
-                    latin:keyWidth="53.844%p" />
-            </case>
+                    latin:keyWidth="42.310%p" />
+                </case>
             <!-- languageSwitchKeyEnabled="false" -->
             <default>
                 <Key
                     latin:keyStyle="spaceKeyStyle"
-                    latin:keyXPos="19.230%p"
-                    latin:keyWidth="61.536%p" />
+                    latin:keyWidth="53.848%p" />
             </default>
         </switch>
         <Key
-            latin:keyStyle="enterKeyStyle"
-            latin:keyWidth="fillRight" />
+            latin:keyStyle="defaultEnterKeyStyle"
+            latin:keyWidth="15.384%p" />
+        <switch>
+            <case
+                latin:keyboardLayoutSetElement="alphabet|alphabetAutomaticShifted"
+            >
+                <Spacer />
+            </case>
+            <!-- keyboardLayoutSetElement="alphabetManualShifted|alphabetShiftLocked|alphabetShiftLockShifted" -->
+            <default>
+                <include
+                    latin:keyboardLayout="@xml/key_symbols_period"
+                    latin:backgroundType="functional" />
+            </default>
+        </switch>
     </Row>
 </merge>
diff --git a/java/res/xml/rowkeys_pcqwerty1.xml b/java/res/xml/rowkeys_pcqwerty1.xml
index 2822d922a..de548d0ba 100644
--- a/java/res/xml/rowkeys_pcqwerty1.xml
+++ b/java/res/xml/rowkeys_pcqwerty1.xml
@@ -21,67 +21,61 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <switch>
-        <case
-            latin:keyboardLayoutSetElement="alphabet|alphabetAutomaticShifted"
-        >
-            <!-- U+00AC: "¬" NOT SIGN -->
-            <Key
-                latin:keyLabel="`"
-                latin:moreKeys="~"
-                latin:additionalMoreKeys="&#x00AC;" />
-            <!-- U+00A1: "¡" NVERTED EXCLAMATION MARK -->
-            <Key
-                latin:keyLabel="1"
-                latin:additionalMoreKeys="!"
-                latin:moreKeys="&#x00A1;,!text/more_keys_for_symbols_1" />
-            <Key
-                latin:keyLabel="2"
-                latin:additionalMoreKeys="\@"
-                latin:moreKeys="!text/more_keys_for_symbols_2" />
-            <Key
-                latin:keyLabel="3"
-                latin:additionalMoreKeys="\#"
-                latin:moreKeys="!text/more_keys_for_symbols_3" />
-            <Key
-                latin:keyLabel="4"
-                latin:additionalMoreKeys="$"
-                latin:moreKeys="!text/more_keys_for_symbols_4" />
-            <Key
-                latin:keyLabel="5"
-                latin:additionalMoreKeys="\\%"
-                latin:moreKeys="!text/more_keys_for_symbols_5" />
-            <Key
-                latin:keyLabel="6"
-                latin:additionalMoreKeys="^"
-                latin:moreKeys="!text/more_keys_for_symbols_6" />
-            <Key
-                latin:keyLabel="7"
-                latin:additionalMoreKeys="&amp;"
-                latin:moreKeys="!text/more_keys_for_symbols_7" />
-            <Key
-                latin:keyLabel="8"
-                latin:additionalMoreKeys="*,%"
-                latin:moreKeys="!text/more_keys_for_symbols_8" />
-            <Key
-                latin:keyLabel="9"
-                latin:additionalMoreKeys="("
-                latin:moreKeys="!text/more_keys_for_symbols_9" />
-            <Key
-                latin:keyLabel="0"
-                latin:additionalMoreKeys=")"
-                latin:moreKeys="!text/more_keys_for_symbols_0" />
-            <Key
-                latin:keyLabel="-"
-                latin:moreKeys="_" />
-            <Key
-                latin:keyLabel="="
-                latin:moreKeys="+" />
-        </case>
-        <!-- keyboardLayoutSetElement="alphabet*Shifted|symbols" -->
-        <default>
-            <include
-                latin:keyboardLayout="@xml/keys_pcqwerty_symbols1" />
-        </default>
-    </switch>
+    <Key
+        latin:keyLabel="`"
+        latin:additionalMoreKeys="~" />
+    <Key
+        latin:keyLabel="1"
+        latin:additionalMoreKeys="!,!text/more_keys_for_symbols_exclamation"
+        latin:moreKeys="!text/more_keys_for_symbols_1" />
+    <Key
+        latin:keyLabel="2"
+        latin:additionalMoreKeys="\@"
+        latin:moreKeys="!text/more_keys_for_symbols_2" />
+    <Key
+        latin:keyLabel="3"
+        latin:additionalMoreKeys="\#"
+        latin:moreKeys="!text/more_keys_for_symbols_3" />
+    <Key
+        latin:keyLabel="4"
+        latin:additionalMoreKeys="$"
+        latin:moreKeys="!text/more_keys_for_symbols_4" />
+    <Key
+        latin:keyLabel="5"
+        latin:additionalMoreKeys="\\%"
+        latin:moreKeys="!text/more_keys_for_symbols_5" />
+    <Key
+        latin:keyLabel="6"
+        latin:additionalMoreKeys="^"
+        latin:moreKeys="!text/more_keys_for_symbols_6" />
+    <Key
+        latin:keyLabel="7"
+        latin:additionalMoreKeys="&amp;"
+        latin:moreKeys="!text/more_keys_for_symbols_7" />
+    <Key
+        latin:keyLabel="8"
+        latin:additionalMoreKeys="*"
+        latin:moreKeys="!text/more_keys_for_symbols_8" />
+    <Key
+        latin:keyLabel="9"
+        latin:additionalMoreKeys="("
+        latin:moreKeys="!text/more_keys_for_symbols_9" />
+    <Key
+        latin:keyLabel="0"
+        latin:additionalMoreKeys=")"
+        latin:moreKeys="!text/more_keys_for_symbols_0" />
+    <!-- U+2013: "–" EN DASH
+         U+2014: "—" EM DASH
+         U+00B7: "·" MIDDLE DOT -->
+    <Key
+        latin:keyLabel="-"
+        latin:additionalMoreKeys="_"
+        latin:moreKeys="&#x2013;,&#x2014;,&#x00B7;" />
+    <!-- U+221E: "∞" INFINITY
+         U+2260: "≠" NOT EQUAL TO
+         U+2248: "≈" ALMOST EQUAL TO -->
+    <Key
+        latin:keyLabel="="
+        latin:additionalMoreKeys="+"
+        latin:moreKeys="!fixedColumnOrder!4,&#x221E;,&#x2260;,&#x2248;,%" />
 </merge>
diff --git a/java/res/xml/keys_pcqwerty_symbols1.xml b/java/res/xml/rowkeys_pcqwerty1_shift.xml
index 2364e1087..bc39f944e 100644
--- a/java/res/xml/keys_pcqwerty_symbols1.xml
+++ b/java/res/xml/rowkeys_pcqwerty1_shift.xml
@@ -21,37 +21,40 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <!-- U+00AC: "¬" NOT SIGN -->
     <Key
-        latin:keyLabel="~"
-        latin:moreKeys="&#x00AC;" />
-    <!-- U+00A1: "¡" NVERTED EXCLAMATION MARK -->
+        latin:keyLabel="~" />
     <Key
         latin:keyLabel="!"
-        latin:moreKeys="&#x00A1;" />
+        latin:additionalMoreKeys="!text/more_keys_for_symbols_exclamation" />
     <Key
         latin:keyLabel="\@" />
     <Key
         latin:keyLabel="\#" />
     <Key
-        latin:keyLabel="$" />
-    <!-- U+2030: "‰" PER MILLE SIGN -->
+        latin:keyLabel="$"
+        latin:additionalMoreKeys="!text/more_keys_for_currency_dollar" />
     <Key
         latin:keyLabel="%"
-        latin:moreKeys="&#x2030;" />
+        latin:additionalMoreKeys="!text/more_keys_for_symbols_percent" />
     <Key
         latin:keyLabel="^" />
     <Key
         latin:keyLabel="&amp;" />
     <Key
         latin:keyLabel="*"
-        latin:moreKeys="!text/more_keys_for_star" />
+        latin:additionalMoreKeys="!text/more_keys_for_star" />
     <Key
         latin:keyLabel="(" />
     <Key
         latin:keyLabel=")" />
     <Key
         latin:keyLabel="_" />
-    <Key
-        latin:keyLabel="+" />
+    <!-- U+00B1: "±" PLUS-MINUS SIGN
+         U+00D7: "×" MULTIPLICATION SIGN
+         U+00F7: "÷" DIVISION SIGN
+         U+221A: "√" SQUARE ROOT -->
+    <Key
+        latin:keyLabel="+"
+        latin:additionalMoreKeys="!text/more_keys_for_plus"
+        latin:moreKeys="&#x00B1;,&#x00D7;,&#x00F7;,&#x221A;" />
 </merge>
diff --git a/java/res/xml/rowkeys_pcqwerty2.xml b/java/res/xml/rowkeys_pcqwerty2.xml
index 2dfb653b2..8db704d71 100644
--- a/java/res/xml/rowkeys_pcqwerty2.xml
+++ b/java/res/xml/rowkeys_pcqwerty2.xml
@@ -21,21 +21,11 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <switch>
-        <case
-            latin:keyboardLayoutSetElement="symbols"
-        >
-            <include
-                latin:keyboardLayout="@xml/keys_pcqwerty_symbols2" />
-        </case>
-        <default>
-            <!-- The keys on this PC layout row2 consist of the letters of QWERTY layout row1 and
-                 some symbols keys. -->
-            <include
-                latin:keyboardLayout="@xml/rowkeys_qwerty1"
-                latin:keyLabelFlags="disableAdditionalMoreKeys|disableKeyHintLabel" />
-        </default>
-    </switch>
+    <!-- The keys on this PC layout row2 consist of the letters of QWERTY layout row1 and
+         some symbols keys. -->
+    <include
+        latin:keyboardLayout="@xml/rowkeys_qwerty1"
+        latin:keyLabelFlags="disableAdditionalMoreKeys|disableKeyHintLabel" />
     <include
         latin:keyboardLayout="@xml/keys_pcqwerty2_right3" />
 </merge>
diff --git a/java/res/xml/rowkeys_pcqwerty3.xml b/java/res/xml/rowkeys_pcqwerty3.xml
index eca336264..ad122d30c 100644
--- a/java/res/xml/rowkeys_pcqwerty3.xml
+++ b/java/res/xml/rowkeys_pcqwerty3.xml
@@ -21,20 +21,10 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <switch>
-        <case
-            latin:keyboardLayoutSetElement="symbols"
-        >
-            <include
-                latin:keyboardLayout="@xml/keys_pcqwerty_symbols3" />
-        </case>
-        <default>
-            <!-- The keys on this PC layout row3 consist of the letters of QWERTY layout row2 and
-                 some symbols keys. -->
-            <include
-                latin:keyboardLayout="@xml/rowkeys_qwerty2" />
-        </default>
-    </switch>
+    <!-- The keys on this PC layout row3 consist of the letters of QWERTY layout row2 and
+         some symbols keys. -->
+    <include
+        latin:keyboardLayout="@xml/rowkeys_qwerty2" />
     <include
         latin:keyboardLayout="@xml/keys_pcqwerty3_right2" />
 </merge>
diff --git a/java/res/xml/rowkeys_pcqwerty4.xml b/java/res/xml/rowkeys_pcqwerty4.xml
index f00baeb6f..b558f4142 100644
--- a/java/res/xml/rowkeys_pcqwerty4.xml
+++ b/java/res/xml/rowkeys_pcqwerty4.xml
@@ -21,20 +21,10 @@
 <merge
     xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
 >
-    <switch>
-        <case
-            latin:keyboardLayoutSetElement="symbols"
-        >
-            <include
-                latin:keyboardLayout="@xml/keys_pcqwerty_symbols4" />
-        </case>
-        <default>
-            <!-- The keys on this PC layout row4 consist of the letters of QWERTY layout row3 and
-                 some symbols keys. -->
-            <include
-                latin:keyboardLayout="@xml/rowkeys_qwerty3" />
-        </default>
-    </switch>
+    <!-- The keys on this PC layout row4 consist of the letters of QWERTY layout row3 and
+         some symbols keys. -->
+    <include
+        latin:keyboardLayout="@xml/rowkeys_qwerty3" />
     <include
         latin:keyboardLayout="@xml/keys_pcqwerty4_right3" />
 </merge>
diff --git a/java/res/xml/rows_pcqwerty.xml b/java/res/xml/rows_pcqwerty.xml
index a5ed74518..884698963 100644
--- a/java/res/xml/rows_pcqwerty.xml
+++ b/java/res/xml/rows_pcqwerty.xml
@@ -26,8 +26,19 @@
     <Row
         latin:keyWidth="7.692%p"
     >
-        <include
-            latin:keyboardLayout="@xml/rowkeys_pcqwerty1" />
+        <switch>
+            <case
+                latin:keyboardLayoutSetElement="alphabet|alphabetAutomaticShifted"
+            >
+                <include
+                    latin:keyboardLayout="@xml/rowkeys_pcqwerty1" />
+            </case>
+            <!-- keyboardLayoutSetElement="alphabetManualShifted|alphabetShiftLocked|alphabetShiftLockShifted" -->
+            <default>
+                <include
+                     latin:keyboardLayout="@xml/rowkeys_pcqwerty1_shift" />
+            </default>
+        </switch>
     </Row>
     <Row
         latin:keyWidth="7.692%p"
diff --git a/java/res/xml/rows_pcqwerty_symbols.xml b/java/res/xml/rows_pcqwerty_symbols.xml
deleted file mode 100644
index 195678ecc..000000000
--- a/java/res/xml/rows_pcqwerty_symbols.xml
+++ /dev/null
@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2012, 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.
-*/
--->
-
-<merge
-    xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
->
-    <include
-        latin:keyboardLayout="@xml/key_styles_common" />
-    <Row
-        latin:keyWidth="7.692%p"
-    >
-        <include
-            latin:keyboardLayout="@xml/rowkeys_pcqwerty1" />
-    </Row>
-    <Row
-        latin:keyWidth="7.692%p"
-    >
-        <include
-            latin:keyboardLayout="@xml/rowkeys_pcqwerty2" />
-    </Row>
-    <Row
-        latin:keyWidth="7.692%p"
-    >
-        <include
-            latin:keyboardLayout="@xml/rowkeys_pcqwerty3"
-            latin:keyXPos="3.846%p" />
-        <Key
-            latin:keyStyle="deleteKeyStyle"
-            latin:keyWidth="fillRight"
-            latin:visualInsetsLeft="1%p" />
-    </Row>
-    <Row
-        latin:keyWidth="7.692%p"
-    >
-        <include
-            latin:keyboardLayout="@xml/rowkeys_pcqwerty4"
-            latin:keyXPos="11.538%p" />
-    </Row>
-    <include
-        latin:keyboardLayout="@xml/row_pcqwerty5" />
-</merge>