Enhance ImfUtils to InputMethodManagerWrapper class

Change-Id: I6ff86ee819a446dd3ed5f9c3400d23564027b020

1 files changed, 0 insertions, 186 deletions

diff --git a/java/src/com/android/inputmethod/latin/ImfUtils.java b/java/src/com/android/inputmethod/latin/ImfUtils.java
deleted file mode 100644
index 2674e4575..000000000
--- a/java/src/com/android/inputmethod/latin/ImfUtils.java
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * Copyright (C) 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.
- */
-
-package com.android.inputmethod.latin;
-
-import static com.android.inputmethod.latin.Constants.Subtype.KEYBOARD_MODE;
-
-import android.content.Context;
-import android.view.inputmethod.InputMethodInfo;
-import android.view.inputmethod.InputMethodManager;
-import android.view.inputmethod.InputMethodSubtype;
-
-import java.util.Collections;
-import java.util.List;
-
-/**
- * Utility class for Input Method Framework
- */
-public final class ImfUtils {
-    private ImfUtils() {
-        // This utility class is not publicly instantiable.
-    }
-
-    private static InputMethodManager sInputMethodManager;
-
-    public static InputMethodManager getInputMethodManager(Context context) {
-        if (sInputMethodManager == null) {
-            sInputMethodManager = (InputMethodManager)context.getSystemService(
-                    Context.INPUT_METHOD_SERVICE);
-        }
-        return sInputMethodManager;
-    }
-
-    private static InputMethodInfo sInputMethodInfoOfThisIme;
-
-    public static InputMethodInfo getInputMethodInfoOfThisIme(Context context) {
-        if (sInputMethodInfoOfThisIme == null) {
-            final InputMethodManager imm = getInputMethodManager(context);
-            final String packageName = context.getPackageName();
-            for (final InputMethodInfo imi : imm.getInputMethodList()) {
-                if (imi.getPackageName().equals(packageName))
-                    return imi;
-            }
-            throw new RuntimeException("Can not find input method id for " + packageName);
-        }
-        return sInputMethodInfoOfThisIme;
-    }
-
-    public static String getInputMethodIdOfThisIme(Context context) {
-        return getInputMethodInfoOfThisIme(context).getId();
-    }
-
-    public static boolean checkIfSubtypeBelongsToThisImeAndEnabled(Context context,
-            InputMethodSubtype ims) {
-        final InputMethodInfo myImi = getInputMethodInfoOfThisIme(context);
-        final InputMethodManager imm = getInputMethodManager(context);
-        // TODO: Cache all subtypes of this IME for optimization
-        final List<InputMethodSubtype> subtypes = imm.getEnabledInputMethodSubtypeList(myImi, true);
-        for (final InputMethodSubtype subtype : subtypes) {
-            if (subtype.equals(ims)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    public static boolean checkIfSubtypeBelongsToThisIme(Context context,
-            InputMethodSubtype ims) {
-        final InputMethodInfo myImi = getInputMethodInfoOfThisIme(context);
-        final int count = myImi.getSubtypeCount();
-        for (int i = 0; i < count; i++) {
-            final InputMethodSubtype subtype = myImi.getSubtypeAt(i);
-            if (subtype.equals(ims)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    public static InputMethodSubtype getCurrentInputMethodSubtype(Context context,
-            InputMethodSubtype defaultSubtype) {
-        final InputMethodManager imm = getInputMethodManager(context);
-        final InputMethodSubtype currentSubtype = imm.getCurrentInputMethodSubtype();
-        return (currentSubtype != null) ? currentSubtype : defaultSubtype;
-    }
-
-    public static boolean hasMultipleEnabledIMEsOrSubtypes(Context context,
-            final boolean shouldIncludeAuxiliarySubtypes) {
-        final InputMethodManager imm = getInputMethodManager(context);
-        final List<InputMethodInfo> enabledImis = imm.getEnabledInputMethodList();
-        return hasMultipleEnabledSubtypes(context, shouldIncludeAuxiliarySubtypes, enabledImis);
-    }
-
-    public static boolean hasMultipleEnabledSubtypesInThisIme(Context context,
-            final boolean shouldIncludeAuxiliarySubtypes) {
-        final InputMethodInfo myImi = getInputMethodInfoOfThisIme(context);
-        final List<InputMethodInfo> imiList = Collections.singletonList(myImi);
-        return hasMultipleEnabledSubtypes(context, shouldIncludeAuxiliarySubtypes, imiList);
-    }
-
-    private static boolean hasMultipleEnabledSubtypes(Context context,
-            final boolean shouldIncludeAuxiliarySubtypes, List<InputMethodInfo> imiList) {
-        final InputMethodManager imm = getInputMethodManager(context);
-
-        // Number of the filtered IMEs
-        int filteredImisCount = 0;
-
-        for (InputMethodInfo imi : imiList) {
-            // We can return true immediately after we find two or more filtered IMEs.
-            if (filteredImisCount > 1) return true;
-            final List<InputMethodSubtype> subtypes =
-                    imm.getEnabledInputMethodSubtypeList(imi, true);
-            // IMEs that have no subtypes should be counted.
-            if (subtypes.isEmpty()) {
-                ++filteredImisCount;
-                continue;
-            }
-
-            int auxCount = 0;
-            for (InputMethodSubtype subtype : subtypes) {
-                if (subtype.isAuxiliary()) {
-                    ++auxCount;
-                }
-            }
-            final int nonAuxCount = subtypes.size() - auxCount;
-
-            // IMEs that have one or more non-auxiliary subtypes should be counted.
-            // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary
-            // subtypes should be counted as well.
-            if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) {
-                ++filteredImisCount;
-                continue;
-            }
-        }
-
-        if (filteredImisCount > 1) {
-            return true;
-        }
-        final List<InputMethodSubtype> subtypes = imm.getEnabledInputMethodSubtypeList(null, true);
-        int keyboardCount = 0;
-        // imm.getEnabledInputMethodSubtypeList(null, true) will return the current IME's
-        // both explicitly and implicitly enabled input method subtype.
-        // (The current IME should be LatinIME.)
-        for (InputMethodSubtype subtype : subtypes) {
-            if (KEYBOARD_MODE.equals(subtype.getMode())) {
-                ++keyboardCount;
-            }
-        }
-        return keyboardCount > 1;
-    }
-
-    public static InputMethodSubtype findSubtypeByLocaleAndKeyboardLayoutSet(
-            Context context, String localeString, String keyboardLayoutSetName) {
-        final InputMethodInfo imi = getInputMethodInfoOfThisIme(context);
-        final int count = imi.getSubtypeCount();
-        for (int i = 0; i < count; i++) {
-            final InputMethodSubtype subtype = imi.getSubtypeAt(i);
-            final String layoutName = SubtypeLocale.getKeyboardLayoutSetName(subtype);
-            if (localeString.equals(subtype.getLocale())
-                    && keyboardLayoutSetName.equals(layoutName)) {
-                return subtype;
-            }
-        }
-        return null;
-    }
-
-    public static void setAdditionalInputMethodSubtypes(Context context,
-            InputMethodSubtype[] subtypes) {
-        final InputMethodManager imm = getInputMethodManager(context);
-        final String imiId = getInputMethodIdOfThisIme(context);
-        imm.setAdditionalInputMethodSubtypes(imiId, subtypes);
-    }
-}