Text suggestions are enabled for a subset of input types

package android.widget;

import com.android.internal.util.FastMath;

import com.android.internal.widget.EditableInputConnection;

import org.xmlpull.v1.XmlPullParserException;

import android.R;

import android.content.ClipData;

import android.content.ClipData.Item;

import android.view.inputmethod.InputMethodManager;

import android.widget.RemoteViews.RemoteView;

import com.android.internal.util.FastMath;

import com.android.internal.widget.EditableInputConnection;

import org.xmlpull.v1.XmlPullParserException;

import java.io.IOException;

import java.lang.ref.WeakReference;

import java.text.BreakIterator;

 * @attr ref android.R.styleable#TextView_imeActionLabel

 * @attr ref android.R.styleable#TextView_imeActionId

 * @attr ref android.R.styleable#TextView_editorExtras

 * @attr ref android.R.styleable#TextView_suggestionsEnabled

 */

@RemoteView

public class TextView extends View implements ViewTreeObserver.OnPreDrawListener {

    }

    void showSuggestions() {

        if (!mSuggestionsEnabled || !isTextEditable()) return;

        if (!isSuggestionsEnabled() || !isTextEditable()) return;

        if (mSuggestionsPopupWindow == null) {

            mSuggestionsPopupWindow = new SuggestionsPopupWindow();

     * user double taps on these parts of the text. No suggestions are displayed when this value is

     * false. Use {@link #setSuggestionsEnabled(boolean)} to change this value.

     *

     * Note that suggestions are only enabled for a subset of input types. In addition to setting

     * this flag to <code>true</code> using {@link #setSuggestionsEnabled(boolean)} or the

     * <code>android:suggestionsEnabled</code> xml attribute, this method will return

     * <code>true</code> only if the class of your input type is {@link InputType#TYPE_CLASS_TEXT}.

     * In addition, the type variation must also be one of

     * {@link InputType#TYPE_TEXT_VARIATION_NORMAL},

     * {@link InputType#TYPE_TEXT_VARIATION_EMAIL_SUBJECT},

     * {@link InputType#TYPE_TEXT_VARIATION_LONG_MESSAGE},

     * {@link InputType#TYPE_TEXT_VARIATION_SHORT_MESSAGE} or

     * {@link InputType#TYPE_TEXT_VARIATION_WEB_EDIT_TEXT}.

     *

     * @return true if the suggestions popup window is enabled.

     *

     * @attr ref android.R.styleable#TextView_suggestionsEnabled

     */

    public boolean isSuggestionsEnabled() {

        return mSuggestionsEnabled;

        if (!mSuggestionsEnabled) return false;

        if ((mInputType & InputType.TYPE_MASK_CLASS) != InputType.TYPE_CLASS_TEXT) return false;

        final int variation =

                mInputType & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_MASK_VARIATION);

        if (variation == EditorInfo.TYPE_TEXT_VARIATION_NORMAL ||

                variation == EditorInfo.TYPE_TEXT_VARIATION_EMAIL_SUBJECT ||

                variation == EditorInfo.TYPE_TEXT_VARIATION_LONG_MESSAGE ||

                variation == EditorInfo.TYPE_TEXT_VARIATION_SHORT_MESSAGE ||

                variation == EditorInfo.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT) return true;

        return false;

    }

    /**

     * Enables or disables the suggestion popup. See {@link #isSuggestionsEnabled()}.

     *

     * @param enabled Whether or not suggestions are enabled.

     *

     * @attr ref android.R.styleable#TextView_suggestionsEnabled

     */

    public void setSuggestionsEnabled(boolean enabled) {

        mSuggestionsEnabled = enabled;

        @Override

        public void show() {

            mPasteTextView.setVisibility(canPaste() ? View.VISIBLE : View.GONE);

            mReplaceTextView.setVisibility(mSuggestionsEnabled ? View.VISIBLE : View.GONE);

            boolean canPaste = canPaste();

            boolean suggestionsEnabled = isSuggestionsEnabled();

            mPasteTextView.setVisibility(canPaste ? View.VISIBLE : View.GONE);

            mReplaceTextView.setVisibility(suggestionsEnabled ? View.VISIBLE : View.GONE);

            if (!canPaste() && !mSuggestionsEnabled) return;

            if (!canPaste && !suggestionsEnabled) return;

            super.show();

        }