cf02653097
Additional mode for WEB_EDIT fields w/Tab key for next field. Button assets refresh and fix for a highlight asset bug.
333 lines
12 KiB
Java
333 lines
12 KiB
Java
/*
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* Copyright (C) 2008-2009 Google Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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package com.android.inputmethod.latin;
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import java.util.Locale;
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import android.content.Context;
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import android.content.res.Resources;
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import android.content.res.XmlResourceParser;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.PorterDuff;
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import android.graphics.Paint.Align;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.inputmethodservice.Keyboard;
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import android.view.inputmethod.EditorInfo;
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public class LatinKeyboard extends Keyboard {
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private Drawable mShiftLockIcon;
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private Drawable mShiftLockPreviewIcon;
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private Drawable mOldShiftIcon;
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private Drawable mOldShiftPreviewIcon;
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private Drawable mSpaceIcon;
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private Key mShiftKey;
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private Key mEnterKey;
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private Key mF1Key;
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private Key mSpaceKey;
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/* package */ Locale mLocale;
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private Resources mRes;
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private int mMode;
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private int mExtensionResId;
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private static final int SHIFT_OFF = 0;
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private static final int SHIFT_ON = 1;
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private static final int SHIFT_LOCKED = 2;
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private int mShiftState = SHIFT_OFF;
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static int sSpacebarVerticalCorrection;
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public LatinKeyboard(Context context, int xmlLayoutResId) {
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this(context, xmlLayoutResId, 0);
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}
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public LatinKeyboard(Context context, int xmlLayoutResId, int mode) {
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super(context, xmlLayoutResId, mode);
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final Resources res = context.getResources();
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mMode = mode;
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mRes = res;
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mShiftLockIcon = res.getDrawable(R.drawable.sym_keyboard_shift_locked);
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mShiftLockPreviewIcon = res.getDrawable(R.drawable.sym_keyboard_feedback_shift_locked);
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mShiftLockPreviewIcon.setBounds(0, 0,
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mShiftLockPreviewIcon.getIntrinsicWidth(),
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mShiftLockPreviewIcon.getIntrinsicHeight());
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mSpaceIcon = res.getDrawable(R.drawable.sym_keyboard_space);
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sSpacebarVerticalCorrection = res.getDimensionPixelOffset(
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R.dimen.spacebar_vertical_correction);
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}
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public LatinKeyboard(Context context, int layoutTemplateResId,
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CharSequence characters, int columns, int horizontalPadding) {
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super(context, layoutTemplateResId, characters, columns, horizontalPadding);
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}
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@Override
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protected Key createKeyFromXml(Resources res, Row parent, int x, int y,
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XmlResourceParser parser) {
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Key key = new LatinKey(res, parent, x, y, parser);
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switch (key.codes[0]) {
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case 10:
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mEnterKey = key;
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break;
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case LatinKeyboardView.KEYCODE_F1:
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mF1Key = key;
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break;
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case 32:
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mSpaceKey = key;
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break;
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}
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return key;
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}
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void setImeOptions(Resources res, int mode, int options) {
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if (mEnterKey != null) {
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// Reset some of the rarely used attributes.
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mEnterKey.popupCharacters = null;
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mEnterKey.popupResId = 0;
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mEnterKey.text = null;
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switch (options&(EditorInfo.IME_MASK_ACTION|EditorInfo.IME_FLAG_NO_ENTER_ACTION)) {
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case EditorInfo.IME_ACTION_GO:
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mEnterKey.iconPreview = null;
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mEnterKey.icon = null;
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mEnterKey.label = res.getText(R.string.label_go_key);
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break;
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case EditorInfo.IME_ACTION_NEXT:
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mEnterKey.iconPreview = null;
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mEnterKey.icon = null;
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mEnterKey.label = res.getText(R.string.label_next_key);
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break;
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case EditorInfo.IME_ACTION_DONE:
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mEnterKey.iconPreview = null;
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mEnterKey.icon = null;
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mEnterKey.label = res.getText(R.string.label_done_key);
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break;
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case EditorInfo.IME_ACTION_SEARCH:
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mEnterKey.iconPreview = res.getDrawable(
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R.drawable.sym_keyboard_feedback_search);
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mEnterKey.icon = res.getDrawable(
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R.drawable.sym_keyboard_search);
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mEnterKey.label = null;
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break;
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case EditorInfo.IME_ACTION_SEND:
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mEnterKey.iconPreview = null;
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mEnterKey.icon = null;
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mEnterKey.label = res.getText(R.string.label_send_key);
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break;
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default:
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if (mode == KeyboardSwitcher.MODE_IM) {
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mEnterKey.icon = null;
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mEnterKey.iconPreview = null;
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mEnterKey.label = ":-)";
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mEnterKey.text = ":-) ";
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mEnterKey.popupResId = R.xml.popup_smileys;
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} else {
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mEnterKey.iconPreview = res.getDrawable(
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R.drawable.sym_keyboard_feedback_return);
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mEnterKey.icon = res.getDrawable(
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R.drawable.sym_keyboard_return);
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mEnterKey.label = null;
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}
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break;
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}
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// Set the initial size of the preview icon
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if (mEnterKey.iconPreview != null) {
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mEnterKey.iconPreview.setBounds(0, 0,
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mEnterKey.iconPreview.getIntrinsicWidth(),
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mEnterKey.iconPreview.getIntrinsicHeight());
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}
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}
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}
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void enableShiftLock() {
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int index = getShiftKeyIndex();
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if (index >= 0) {
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mShiftKey = getKeys().get(index);
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if (mShiftKey instanceof LatinKey) {
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((LatinKey)mShiftKey).enableShiftLock();
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}
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mOldShiftIcon = mShiftKey.icon;
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mOldShiftPreviewIcon = mShiftKey.iconPreview;
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}
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}
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void setShiftLocked(boolean shiftLocked) {
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if (mShiftKey != null) {
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if (shiftLocked) {
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mShiftKey.on = true;
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mShiftKey.icon = mShiftLockIcon;
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mShiftState = SHIFT_LOCKED;
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} else {
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mShiftKey.on = false;
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mShiftKey.icon = mShiftLockIcon;
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mShiftState = SHIFT_ON;
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}
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}
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}
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boolean isShiftLocked() {
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return mShiftState == SHIFT_LOCKED;
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}
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@Override
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public boolean setShifted(boolean shiftState) {
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boolean shiftChanged = false;
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if (mShiftKey != null) {
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if (shiftState == false) {
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shiftChanged = mShiftState != SHIFT_OFF;
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mShiftState = SHIFT_OFF;
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mShiftKey.on = false;
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mShiftKey.icon = mOldShiftIcon;
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} else {
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if (mShiftState == SHIFT_OFF) {
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shiftChanged = mShiftState == SHIFT_OFF;
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mShiftState = SHIFT_ON;
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mShiftKey.icon = mShiftLockIcon;
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}
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}
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} else {
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return super.setShifted(shiftState);
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}
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return shiftChanged;
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}
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@Override
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public boolean isShifted() {
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if (mShiftKey != null) {
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return mShiftState != SHIFT_OFF;
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} else {
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return super.isShifted();
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}
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}
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public void setExtension(int resId) {
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mExtensionResId = resId;
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}
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public int getExtension() {
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return mExtensionResId;
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}
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private void setF1Key() {
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// TODO
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// else {
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// mSpaceKey.icon = mRes.getDrawable(R.drawable.sym_keyboard_space);
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// switch (mMode) {
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// case KeyboardSwitcher.KEYBOARDMODE_NORMAL:
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// case KeyboardSwitcher.KEYBOARDMODE_IM:
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// mF1Key.label = ",";
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// mF1Key.codes = new int[] { ',' };
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// mF1Key.icon = null;
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// mF1Key.iconPreview = null;
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// break;
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// case KeyboardSwitcher.KEYBOARDMODE_EMAIL:
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// case KeyboardSwitcher.KEYBOARDMODE_URL:
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// mF1Key.label = mRes.getString(R.string.popular_domain_0);
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// mF1Key.codes = new int[] { '.' };
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// mF1Key.text = mF1Key.label;
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// mF1Key.icon = null;
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// mF1Key.iconPreview = null;
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// mF1Key.popupResId = R.xml.popup_domains;
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// break;
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// }
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// }
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}
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private void updateSpaceBarForLocale() {
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if (mLocale != null) {
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// Create the graphic for spacebar
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Bitmap buffer = Bitmap.createBitmap(mSpaceKey.width, mSpaceIcon.getIntrinsicHeight(),
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Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(buffer);
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canvas.drawColor(0x00000000, PorterDuff.Mode.CLEAR);
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Paint paint = new Paint();
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paint.setAntiAlias(true);
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// TODO: Make the text size a customizable attribute
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paint.setTextSize(18);
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paint.setTextAlign(Align.CENTER);
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// Draw a drop shadow for the text
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paint.setShadowLayer(1f, 0, 0, 0xFF000000);
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paint.setColor(0xFF808080);
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canvas.drawText(mLocale.getDisplayLanguage(mLocale),
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buffer.getWidth() / 2, - paint.ascent() + 2, paint);
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int x = (buffer.getWidth() - mSpaceIcon.getIntrinsicWidth()) / 2;
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int y = buffer.getHeight() - mSpaceIcon.getIntrinsicHeight();
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mSpaceIcon.setBounds(x, y,
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x + mSpaceIcon.getIntrinsicWidth(), y + mSpaceIcon.getIntrinsicHeight());
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mSpaceIcon.draw(canvas);
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mSpaceKey.icon = new BitmapDrawable(mRes, buffer);
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mSpaceKey.repeatable = false;
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} else {
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mSpaceKey.icon = mRes.getDrawable(R.drawable.sym_keyboard_space);
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mSpaceKey.repeatable = true;
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}
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}
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public void setLanguage(Locale locale) {
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if (mLocale != null && mLocale.equals(locale)) return;
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mLocale = locale;
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updateSpaceBarForLocale();
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}
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static class LatinKey extends Keyboard.Key {
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private boolean mShiftLockEnabled;
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public LatinKey(Resources res, Keyboard.Row parent, int x, int y,
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XmlResourceParser parser) {
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super(res, parent, x, y, parser);
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if (popupCharacters != null && popupCharacters.length() == 0) {
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// If there is a keyboard with no keys specified in popupCharacters
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popupResId = 0;
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}
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}
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void enableShiftLock() {
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mShiftLockEnabled = true;
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}
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@Override
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public void onReleased(boolean inside) {
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if (!mShiftLockEnabled) {
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super.onReleased(inside);
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} else {
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pressed = !pressed;
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}
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}
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/**
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* Overriding this method so that we can reduce the target area for certain keys.
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*/
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@Override
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public boolean isInside(int x, int y) {
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final int code = codes[0];
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if (code == KEYCODE_SHIFT ||
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code == KEYCODE_DELETE) {
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y -= height / 10;
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if (code == KEYCODE_SHIFT) x += width / 6;
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if (code == KEYCODE_DELETE) x -= width / 6;
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} else if (code == LatinIME.KEYCODE_SPACE) {
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y += LatinKeyboard.sSpacebarVerticalCorrection;
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}
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return super.isInside(x, y);
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}
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}
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}
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