Added InputTypeCompatUtils

Also Moved utilities related to InputType to InputTypeCompatUtils

Change-Id: Iab8ff5389f624f2abe627ece2acb156b0e1285ef

4 files changed, 108 insertions, 36 deletions

diff --git a/java/src/com/android/inputmethod/compat/InputTypeCompatUtils.java b/java/src/com/android/inputmethod/compat/InputTypeCompatUtils.java
new file mode 100644
index 000000000..d85174188
--- /dev/null
+++ b/java/src/com/android/inputmethod/compat/InputTypeCompatUtils.java
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2011 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.
+ */
+
+package com.android.inputmethod.compat;
+
+import android.text.InputType;
+
+import java.lang.reflect.Field;
+
+public class InputTypeCompatUtils {
+    private static final Field FIELD_InputType_TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS =
+            CompatUtils.getField(InputType.class, "TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS");
+    private static final Field FIELD_InputType_TYPE_TEXT_VARIATION_WEB_PASSWORD = CompatUtils
+            .getField(InputType.class, "TYPE_TEXT_VARIATION_WEB_PASSWORD");
+    private static final Field FIELD_InputType_TYPE_NUMBER_VARIATION_PASSWORD = CompatUtils
+            .getField(InputType.class, "TYPE_NUMBER_VARIATION_PASSWORD");
+    private static final Integer OBJ_InputType_TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS =
+            (Integer) CompatUtils.getFieldValue(null, null,
+                    FIELD_InputType_TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS);
+    private static final Integer OBJ_InputType_TYPE_TEXT_VARIATION_WEB_PASSWORD =
+            (Integer) CompatUtils.getFieldValue(null, null,
+                    FIELD_InputType_TYPE_TEXT_VARIATION_WEB_PASSWORD);
+    private static final Integer OBJ_InputType_TYPE_NUMBER_VARIATION_PASSWORD =
+            (Integer) CompatUtils.getFieldValue(null, null,
+                    FIELD_InputType_TYPE_NUMBER_VARIATION_PASSWORD);
+    private static final int WEB_TEXT_PASSWORD_INPUT_TYPE;
+    private static final int NUMBER_PASSWORD_INPUT_TYPE;
+    private static final int TEXT_PASSWORD_INPUT_TYPE =
+            InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD;
+    private static final int TEXT_VISIBLE_PASSWORD_INPUT_TYPE =
+            InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD;
+
+    static {
+        WEB_TEXT_PASSWORD_INPUT_TYPE =
+                OBJ_InputType_TYPE_TEXT_VARIATION_WEB_PASSWORD != null
+                        ? InputType.TYPE_CLASS_TEXT | OBJ_InputType_TYPE_TEXT_VARIATION_WEB_PASSWORD
+                        : 0;
+        NUMBER_PASSWORD_INPUT_TYPE =
+                OBJ_InputType_TYPE_NUMBER_VARIATION_PASSWORD != null
+                        ? InputType.TYPE_CLASS_NUMBER | OBJ_InputType_TYPE_NUMBER_VARIATION_PASSWORD
+                        : 0;
+    }
+
+    private static boolean isWebPasswordInputType(int inputType) {
+        return WEB_TEXT_PASSWORD_INPUT_TYPE != 0
+                && inputType == WEB_TEXT_PASSWORD_INPUT_TYPE;
+    }
+
+    private static boolean isNumberPasswordInputType(int inputType) {
+        return NUMBER_PASSWORD_INPUT_TYPE != 0
+                && inputType == NUMBER_PASSWORD_INPUT_TYPE;
+    }
+
+    private static boolean isTextPasswordInputType(int inputType) {
+        return inputType == TEXT_PASSWORD_INPUT_TYPE;
+    }
+
+    private static boolean isWebEmailAddressVariation(int variation) {
+        return OBJ_InputType_TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS != null
+                && variation == OBJ_InputType_TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS;
+    }
+
+    public static boolean isEmailVariation(int variation) {
+        return variation == InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS
+                || isWebEmailAddressVariation(variation);
+    }
+
+    // Please refer to TextView.isPasswordInputType
+    public static boolean isPasswordInputType(int inputType) {
+        final int maskedInputType =
+                inputType & (InputType.TYPE_MASK_CLASS | InputType.TYPE_MASK_VARIATION);
+        return isTextPasswordInputType(maskedInputType) || isWebPasswordInputType(maskedInputType)
+                || isNumberPasswordInputType(maskedInputType);
+    }
+
+    // Please refer to TextView.isVisiblePasswordInputType
+    public static boolean isVisiblePasswordInputType(int inputType) {
+        final int maskedInputType =
+                inputType & (InputType.TYPE_MASK_CLASS | InputType.TYPE_MASK_VARIATION);
+        return maskedInputType == TEXT_VISIBLE_PASSWORD_INPUT_TYPE;
+    }
+}
diff --git a/java/src/com/android/inputmethod/keyboard/KeyboardId.java b/java/src/com/android/inputmethod/keyboard/KeyboardId.java
index d09f6786e..5d8cf7cff 100644
--- a/java/src/com/android/inputmethod/keyboard/KeyboardId.java
+++ b/java/src/com/android/inputmethod/keyboard/KeyboardId.java
@@ -16,8 +16,8 @@
 
 package com.android.inputmethod.keyboard;
 
+import com.android.inputmethod.compat.InputTypeCompatUtils;
 import com.android.inputmethod.latin.R;
-import com.android.inputmethod.latin.Utils;
 
 import android.view.inputmethod.EditorInfo;
 
@@ -62,8 +62,8 @@ public class KeyboardId {
         this.mMode = mode;
         this.mXmlId = xmlId;
         this.mColorScheme = colorScheme;
-        this.mPasswordInput = Utils.isPasswordInputType(inputType)
-                || Utils.isVisiblePasswordInputType(inputType);
+        this.mPasswordInput = InputTypeCompatUtils.isPasswordInputType(inputType)
+                || InputTypeCompatUtils.isVisiblePasswordInputType(inputType);
         this.mHasSettingsKey = hasSettingsKey;
         this.mVoiceKeyEnabled = voiceKeyEnabled;
         this.mHasVoiceKey = hasVoiceKey;
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index c050c834e..ae2315437 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -21,8 +21,9 @@ import com.android.inputmethod.compat.EditorInfoCompatUtils;
 import com.android.inputmethod.compat.InputConnectionCompatUtils;
 import com.android.inputmethod.compat.InputMethodManagerCompatWrapper;
 import com.android.inputmethod.compat.InputMethodServiceCompatWrapper;
-import com.android.inputmethod.deprecated.VoiceProxy;
+import com.android.inputmethod.compat.InputTypeCompatUtils;
 import com.android.inputmethod.compat.VibratorCompatWrapper;
+import com.android.inputmethod.deprecated.VoiceProxy;
 import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardActionListener;
 import com.android.inputmethod.keyboard.KeyboardSwitcher;
@@ -561,8 +562,8 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
         // know now whether this is a password text field, because we need to know now whether we
         // want to enable the voice button.
         final VoiceProxy voiceIme = mVoiceProxy;
-        voiceIme.resetVoiceStates(Utils.isPasswordInputType(attribute.inputType)
-                || Utils.isVisiblePasswordInputType(attribute.inputType));
+        voiceIme.resetVoiceStates(InputTypeCompatUtils.isPasswordInputType(attribute.inputType)
+                || InputTypeCompatUtils.isVisiblePasswordInputType(attribute.inputType));
 
         initializeInputAttributes(attribute);
 
@@ -616,17 +617,17 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
         if ((inputType & InputType.TYPE_MASK_CLASS) == InputType.TYPE_CLASS_TEXT) {
             mIsSettingsSuggestionStripOn = true;
             // Make sure that passwords are not displayed in candidate view
-            if (Utils.isPasswordInputType(inputType)
-                    || Utils.isVisiblePasswordInputType(inputType)) {
+            if (InputTypeCompatUtils.isPasswordInputType(inputType)
+                    || InputTypeCompatUtils.isVisiblePasswordInputType(inputType)) {
                 mIsSettingsSuggestionStripOn = false;
             }
-            if (Utils.isEmailVariation(variation)
+            if (InputTypeCompatUtils.isEmailVariation(variation)
                     || variation == InputType.TYPE_TEXT_VARIATION_PERSON_NAME) {
                 mAutoSpace = false;
             } else {
                 mAutoSpace = true;
             }
-            if (Utils.isEmailVariation(variation)) {
+            if (InputTypeCompatUtils.isEmailVariation(variation)) {
                 mIsSettingsSuggestionStripOn = false;
             } else if (variation == InputType.TYPE_TEXT_VARIATION_URI) {
                 mIsSettingsSuggestionStripOn = false;
diff --git a/java/src/com/android/inputmethod/latin/Utils.java b/java/src/com/android/inputmethod/latin/Utils.java
index 2c21de8c0..35b2b123c 100644
--- a/java/src/com/android/inputmethod/latin/Utils.java
+++ b/java/src/com/android/inputmethod/latin/Utils.java
@@ -18,6 +18,7 @@ package com.android.inputmethod.latin;
 
 import com.android.inputmethod.compat.InputMethodInfoCompatWrapper;
 import com.android.inputmethod.compat.InputMethodManagerCompatWrapper;
+import com.android.inputmethod.compat.InputTypeCompatUtils;
 import com.android.inputmethod.keyboard.KeyboardId;
 
 import android.content.res.Resources;
@@ -485,7 +486,7 @@ public class Utils {
         case InputType.TYPE_CLASS_PHONE:
             return KeyboardId.MODE_PHONE;
         case InputType.TYPE_CLASS_TEXT:
-            if (Utils.isEmailVariation(variation)) {
+            if (InputTypeCompatUtils.isEmailVariation(variation)) {
                 return KeyboardId.MODE_EMAIL;
             } else if (variation == InputType.TYPE_TEXT_VARIATION_URI) {
                 return KeyboardId.MODE_URL;
@@ -503,31 +504,6 @@ public class Utils {
         }
     }
 
-    public static boolean isEmailVariation(int variation) {
-        return variation == InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS
-                || variation == InputType.TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS;
-    }
-
-    // Please refer to TextView.isPasswordInputType
-    public static boolean isPasswordInputType(int inputType) {
-        final int variation =
-                inputType & (InputType.TYPE_MASK_CLASS | InputType.TYPE_MASK_VARIATION);
-        return (variation
-                == (InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD))
-                || (variation
-                == (InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_WEB_PASSWORD))
-                || (variation
-                == (InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_VARIATION_PASSWORD));
-    }
-
-    // Please refer to TextView.isVisiblePasswordInputType
-    public static boolean isVisiblePasswordInputType(int inputType) {
-        final int variation =
-                inputType & (InputType.TYPE_MASK_CLASS | InputType.TYPE_MASK_VARIATION);
-        return variation
-                == (InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD);
-    }
-
     public static boolean containsInCsv(String key, String csv) {
         if (csv == null)
             return false;