WebTextView.java revision 243ea06d2bf67e8b54da51977687b08f49aeb093
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.webkit; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Rect; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Editable; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.InputFilter; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Selection; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.Spannable; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.TextUtils; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.text.method.MovementMethod; 27243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clarkimport android.util.Log; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.inputmethod.EditorInfo; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.inputmethod.InputMethodManager; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyCharacterMap; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MotionEvent; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.ViewGroup; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.AbsoluteLayout.LayoutParams; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.ArrayAdapter; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.AutoCompleteTextView; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.TextView; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 43d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * WebTextView is a specialized version of EditText used by WebView 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to overlay html textfields (and textareas) to use our standard 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * text editing. 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 47d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins/* package */ class WebTextView extends AutoCompleteTextView { 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 49243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark static final String LOGTAG = "webtextview"; 50243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private WebView mWebView; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mSingle; 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mWidthSpec; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mHeightSpec; 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mNodePointer; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // FIXME: This is a hack for blocking unmatched key ups, in particular 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // on the enter key. The method for blocking unmatched key ups prevents 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the shift key from working properly. 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mGotEnterDown; 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // mScrollToAccommodateCursor being set to false prevents us from scrolling 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the cursor on screen when using the trackball to select a textfield. 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mScrollToAccommodateCursor; 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxLength; 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Keep track of the text before the change so we know whether we actually 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // need to send down the DOM events. 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mPreChange; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Array to store the final character added in onTextChanged, so that its 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // KeyEvents may be determined. 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private char[] mCharacter = new char[1]; 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This is used to reset the length filter when on a textfield 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // with no max length. 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // FIXME: This can be replaced with TextView.NO_FILTERS if that 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // is made public/protected. 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final InputFilter[] NO_FILTERS = new InputFilter[0]; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 77d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Create a new WebTextView. 78d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * @param context The Context for this WebTextView. 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param webView The WebView that created this. 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 81d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins /* package */ WebTextView(Context context, WebView webView) { 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView = webView; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxLength = -1; 854df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project setImeOptions(EditorInfo.IME_ACTION_NONE); 8617c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins // Allow webkit's drawing to show through 8717c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins setWillNotDraw(true); 88243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark setCursorVisible(false); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean dispatchKeyEvent(KeyEvent event) { 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (event.isSystem()) { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.dispatchKeyEvent(event); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Treat ACTION_DOWN and ACTION MULTIPLE the same 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean down = event.getAction() != KeyEvent.ACTION_UP; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int keyCode = event.getKeyCode(); 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spannable text = (Spannable) getText(); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldLength = text.length(); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Normally the delete key's dom events are sent via onTextChanged. 102d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // However, if the length is zero, the text did not change, so we 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // go ahead and pass the key down immediately. 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (KeyEvent.KEYCODE_DEL == keyCode && 0 == oldLength) { 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendDomEvent(event); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mSingle && KeyEvent.KEYCODE_ENTER == keyCode)) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (isPopupShowing()) { 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.dispatchKeyEvent(event); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!down) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Hide the keyboard, since the user has just submitted this 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // form. The submission happens thanks to the two calls 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // to sendDomEvent. 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project InputMethodManager.getInstance(mContext) 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .hideSoftInputFromWindow(getWindowToken(), 0); 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendDomEvent(new KeyEvent(KeyEvent.ACTION_DOWN, keyCode)); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendDomEvent(event); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.dispatchKeyEvent(event); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (KeyEvent.KEYCODE_DPAD_CENTER == keyCode) { 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Note that this handles center key and trackball. 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (isPopupShowing()) { 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.dispatchKeyEvent(event); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 128d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark if (!mWebView.nativeCursorMatchesFocus()) { 129d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark return down ? mWebView.onKeyDown(keyCode, event) : mWebView 130d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark .onKeyUp(keyCode, event); 131d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark } 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Center key should be passed to a potential onClick 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!down) { 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.shortPressOnTextField(); 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Pass to super to handle longpress. 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.dispatchKeyEvent(event); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 139d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark boolean isArrowKey = false; 140d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark switch(keyCode) { 141d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark case KeyEvent.KEYCODE_DPAD_LEFT: 142d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark case KeyEvent.KEYCODE_DPAD_RIGHT: 143d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark case KeyEvent.KEYCODE_DPAD_UP: 144d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark case KeyEvent.KEYCODE_DPAD_DOWN: 145d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark if (!mWebView.nativeCursorMatchesFocus()) { 146d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark return down ? mWebView.onKeyDown(keyCode, event) : mWebView 147d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark .onKeyUp(keyCode, event); 148d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark 149d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark } 150d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark isArrowKey = true; 151d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark break; 152d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Ensure there is a layout so arrow keys are handled properly. 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getLayout() == null) { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project measure(mWidthSpec, mHeightSpec); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldStart = Selection.getSelectionStart(text); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int oldEnd = Selection.getSelectionEnd(text); 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean maxedOut = mMaxLength != -1 && oldLength == mMaxLength; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If we are at max length, and there is a selection rather than a 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // cursor, we need to store the text to compare later, since the key 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // may have changed the string. 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String oldText; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (maxedOut && oldEnd != oldStart) { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oldText = text.toString(); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oldText = ""; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (super.dispatchKeyEvent(event)) { 172d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // If the WebTextView handled the key it was either an alphanumeric 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // key, a delete, or a movement within the text. All of those are 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ok to pass to javascript. 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // UNLESS there is a max length determined by the html. In that 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // case, if the string was already at the max length, an 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // alphanumeric key will be erased by the LengthFilter, 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // so do not pass down to javascript, and instead 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // return true. If it is an arrow key or a delete key, we can go 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ahead and pass it down. 182d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark if (KeyEvent.KEYCODE_ENTER == keyCode) { 183d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark // For multi-line text boxes, newlines will 184d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark // trigger onTextChanged for key down (which will send both 185d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark // key up and key down) but not key up. 186d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark mGotEnterDown = true; 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (maxedOut && !isArrowKey && keyCode != KeyEvent.KEYCODE_DEL) { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (oldEnd == oldStart) { 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Return true so the key gets dropped. 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = true; 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (!oldText.equals(getText().toString())) { 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // FIXME: This makes the text work properly, but it 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // does not pass down the key event, so it may not 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // work for a textfield that has the type of 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // behavior of GoogleSuggest. That said, it is 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // unlikely that a site would combine the two in 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // one textfield. 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spannable span = (Spannable) getText(); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int newStart = Selection.getSelectionStart(span); 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int newEnd = Selection.getSelectionEnd(span); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.replaceTextfieldText(0, oldLength, span.toString(), 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project newStart, newEnd); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = true; 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 20917c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins /* FIXME: 21017c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins * In theory, we would like to send the events for the arrow keys. 21117c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins * However, the TextView can arbitrarily change the selection (i.e. 21217c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins * long press followed by using the trackball). Therefore, we keep 21317c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins * in sync with the TextView via onSelectionChanged. If we also 21417c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins * send the DOM event, we lose the correct selection. 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (isArrowKey) { 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Arrow key does not change the text, but we still want to send 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the DOM events. 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sendDomEvent(event); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 22017c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins */ 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = true; 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Ignore the key up event for newlines. This prevents 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // multiple newlines in the native textarea. 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGotEnterDown && !down) { 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if it is a navigation key, pass it to WebView 230d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark if (isArrowKey) { 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // WebView check the trackballtime in onKeyDown to avoid calling 232d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // native from both trackball and key handling. As this is called 233d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // from WebTextView, we always want WebView to check with native. 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Reset trackballtime to ensure it. 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.resetTrackballTime(); 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return down ? mWebView.onKeyDown(keyCode, event) : mWebView 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .onKeyUp(keyCode, event); 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 243d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Create a fake touch up event at (x,y) with respect to this WebTextView. 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is used by WebView to act as though a touch event which happened 245d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * before we placed the WebTextView actually hit it, so that it can place 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the cursor accordingly. 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void fakeTouchEvent(float x, float y) { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We need to ensure that there is a Layout, since the Layout is used 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // in determining where to place the cursor. 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getLayout() == null) { 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project measure(mWidthSpec, mHeightSpec); 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Create a fake touch up, which is used to place the cursor. 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MotionEvent ev = MotionEvent.obtain(0, 0, MotionEvent.ACTION_UP, 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x, y, 0); 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project onTouchEvent(ev); 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ev.recycle(); 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 262d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Determine whether this WebTextView currently represents the node 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * represented by ptr. 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param ptr Pointer to a node to compare to. 265d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * @return boolean Whether this WebTextView already represents the node 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * pointed to by ptr. 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ boolean isSameTextField(int ptr) { 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ptr == mNodePointer; 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 27317c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins protected void onSelectionChanged(int selStart, int selEnd) { 27417c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins if (mWebView != null) { 275243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark if (DebugFlags.WEB_TEXT_VIEW) { 276243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark Log.v(LOGTAG, "onSelectionChanged selStart=" + selStart 277243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark + " selEnd=" + selEnd); 278243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark } 27917c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins mWebView.setSelection(selStart, selEnd); 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 28217c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onTextChanged(CharSequence s,int start,int before,int count){ 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onTextChanged(s, start, before, count); 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String postChange = s.toString(); 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Prevent calls to setText from invoking onTextChanged (since this will 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // mean we are on a different textfield). Also prevent the change when 289d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // going from a textfield with a string of text to one with a smaller 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // limit on text length from registering the onTextChanged event. 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreChange == null || mPreChange.equals(postChange) || 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (mMaxLength > -1 && mPreChange.length() > mMaxLength && 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreChange.substring(0, mMaxLength).equals(postChange))) { 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreChange = postChange; 297d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // This was simply a delete or a cut, so just delete the selection. 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (before > 0 && 0 == count) { 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.deleteSelection(start, start + before); 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // For this and all changes to the text, update our cache 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateCachedTextfield(); 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Find the last character being replaced. If it can be represented by 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // events, we will pass them to native (after replacing the beginning 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // of the changed text), so we can see javascript events. 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Otherwise, replace the text being changed (including the last 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // character) in the textfield. 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextUtils.getChars(s, start + count - 1, start + count, mCharacter, 0); 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project KeyCharacterMap kmap = 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project KeyCharacterMap.load(KeyCharacterMap.BUILT_IN_KEYBOARD); 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project KeyEvent[] events = kmap.getEvents(mCharacter); 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean cannotUseKeyEvents = null == events; 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int charactersFromKeyEvents = cannotUseKeyEvents ? 0 : 1; 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count > 1 || cannotUseKeyEvents) { 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String replace = s.subSequence(start, 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start + count - charactersFromKeyEvents).toString(); 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.replaceTextfieldText(start, start + before, replace, 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start + count - charactersFromKeyEvents, 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start + count - charactersFromKeyEvents); 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 322d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins // This corrects the selection which may have been affected by the 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // trackball or auto-correct. 324243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark if (DebugFlags.WEB_TEXT_VIEW) { 325243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark Log.v(LOGTAG, "onTextChanged start=" + start 326243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark + " start + before=" + (start + before)); 327243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark } 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.setSelection(start, start + before); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3306e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins if (!cannotUseKeyEvents) { 3316e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins int length = events.length; 3326e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins for (int i = 0; i < length; i++) { 3336e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins // We never send modifier keys to native code so don't send them 3346e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins // here either. 3356e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins if (!KeyEvent.isModifierKey(events[i].getKeyCode())) { 3366e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins sendDomEvent(events[i]); 3376e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins } 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3406e3835ff4a77517856db58b715e12e9dfeb6a334Leon Scroggins updateCachedTextfield(); 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 342d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onTrackballEvent(MotionEvent event) { 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (isPopupShowing()) { 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onTrackballEvent(event); 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (event.getAction() != MotionEvent.ACTION_MOVE) { 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 351d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark // If the Cursor is not on the text input, webview should handle the 352d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark // trackball 353d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark if (!mWebView.nativeCursorMatchesFocus()) { 354d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark return mWebView.onTrackballEvent(event); 355d6982c9bb46511a5d86458b2dddde0a40e2f4f75Cary Clark } 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spannable text = (Spannable) getText(); 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MovementMethod move = getMovementMethod(); 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (move != null && getLayout() != null && 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project move.onTrackballEvent(this, text, event)) { 36017c3bfc8c9ad47b6e7dda9f9ddbfba7ee8d092d9Leon Scroggins // Selection is changed in onSelectionChanged 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If the user is in a textfield, and the movement method is not 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // handling the trackball events, it means they are at the end of the 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // field and continuing to move the trackball. In this case, we should 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // not scroll the cursor on screen bc the user may be attempting to 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // scroll the page, possibly in the opposite direction of the cursor. 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = false; 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 373d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Remove this WebTextView from its host WebView, and return 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * focus to the host. 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void remove() { 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // hide the soft keyboard when the edit text is out of focus 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project InputMethodManager.getInstance(mContext).hideSoftInputFromWindow( 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project getWindowToken(), 0); 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.removeView(this); 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.requestFocus(); 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = false; 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void enableScrollOnScreen(boolean enable) { 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScrollToAccommodateCursor = enable; 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void bringIntoView() { 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getLayout() != null) { 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bringPointIntoView(Selection.getSelectionEnd(getText())); 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean requestRectangleOnScreen(Rect rectangle) { 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mScrollToAccommodateCursor) { 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.requestRectangleOnScreen(rectangle); 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 402d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Send the DOM events for the specified event. 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param event KeyEvent to be translated into a DOM event. 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void sendDomEvent(KeyEvent event) { 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.passToJavaScript(getText().toString(), event); 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Always use this instead of setAdapter, as this has features specific to 413d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * the WebTextView. 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAdapterCustom(AutoCompleteAdapter adapter) { 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (adapter != null) { 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setInputType(EditorInfo.TYPE_TEXT_FLAG_AUTO_COMPLETE); 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project adapter.setTextView(this); 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.setAdapter(adapter); 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is a special version of ArrayAdapter which changes its text size 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to match the text size of its host TextView. 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static class AutoCompleteAdapter extends ArrayAdapter<String> { 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private TextView mTextView; 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public AutoCompleteAdapter(Context context, ArrayList<String> entries) { 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, com.android.internal.R.layout 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project .search_dropdown_item_1line, entries); 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@inheritDoc} 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public View getView(int position, View convertView, ViewGroup parent) { 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TextView tv = 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (TextView) super.getView(position, convertView, parent); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tv != null && mTextView != null) { 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project tv.setTextSize(mTextView.getTextSize()); 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return tv; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the TextView so we can match its text size. 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void setTextView(TextView tv) { 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTextView = tv; 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Determine whether to use the system-wide password disguising method, 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or to use none. 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param inPassword True if the textfield is a password field. 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setInPassword(boolean inPassword) { 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (inPassword) { 462b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project setInputType(EditorInfo.TYPE_CLASS_TEXT | EditorInfo. 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TYPE_TEXT_VARIATION_PASSWORD); 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setMaxLength(int maxLength) { 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxLength = maxLength; 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (-1 == maxLength) { 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setFilters(NO_FILTERS); 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setFilters(new InputFilter[] { 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new InputFilter.LengthFilter(maxLength) }); 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the pointer for this node so it can be determined which node this 479d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * WebTextView represents. 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param ptr Integer representing the pointer to the node which this 481d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * WebTextView represents. 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setNodePointer(int ptr) { 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mNodePointer = ptr; 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 488d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Determine the position and size of WebTextView, and add it to the 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WebView's view heirarchy. All parameters are presumed to be in 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * view coordinates. Also requests Focus and sets the cursor to not 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * request to be in view. 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param x x-position of the textfield. 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param y y-position of the textfield. 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width width of the textfield. 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height height of the textfield. 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setRect(int x, int y, int width, int height) { 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LayoutParams lp = (LayoutParams) getLayoutParams(); 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (null == lp) { 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lp = new LayoutParams(width, height, x, y); 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lp.x = x; 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lp.y = y; 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lp.width = width; 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lp.height = height; 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getParent() == null) { 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.addView(this, lp); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setLayoutParams(lp); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Set up a measure spec so a layout can always be recreated. 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWidthSpec = MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY); 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeightSpec = MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestFocus(); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set whether this is a single-line textfield or a multi-line textarea. 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Textfields scroll horizontally, and do not handle the enter key. 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Textareas behave oppositely. 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Do NOT call this after calling setInPassword(true). This will result in 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * removing the password input type. 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setSingleLine(boolean single) { 52688db3448cf334e5e216015e756f27aa1219c5408Amith Yamasani int inputType = EditorInfo.TYPE_CLASS_TEXT 52788db3448cf334e5e216015e756f27aa1219c5408Amith Yamasani | EditorInfo.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT; 528b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project if (!single) { 529c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project inputType |= EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE 530c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project | EditorInfo.TYPE_TEXT_FLAG_CAP_SENTENCES 531c39a6e0c51e182338deb8b63d07933b585134929The Android Open Source Project | EditorInfo.TYPE_TEXT_FLAG_AUTO_CORRECT; 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 533b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project mSingle = single; 534b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project setHorizontallyScrolling(single); 535b2a3dd88a53cc8c6d19f6dc8ec4f3d6c4abd9b54The Android Open Source Project setInputType(inputType); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 539d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * Set the text for this WebTextView, and set the selection to (start, end) 540d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins * @param text Text to go into this WebTextView. 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param start Beginning of the selection. 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param end End of the selection. 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setText(CharSequence text, int start, int end) { 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreChange = text.toString(); 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setText(text); 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Spannable span = (Spannable) getText(); 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int length = span.length(); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end > length) { 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end = length; 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start < 0) { 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start = 0; 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (start > length) { 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project start = length; 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 557243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark if (DebugFlags.WEB_TEXT_VIEW) { 558243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark Log.v(LOGTAG, "setText start=" + start 559243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark + " end=" + end); 560243ea06d2bf67e8b54da51977687b08f49aeb093Cary Clark } 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(span, start, end); 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the text to the new string, but use the old selection, making sure 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to keep it within the new string. 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param text The new text to place in the textfield. 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void setTextAndKeepSelection(String text) { 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreChange = text.toString(); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Editable edit = (Editable) getText(); 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project edit.replace(0, edit.length(), text); 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateCachedTextfield(); 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 575d3465f6021c23ab2fbdbb1b08cde72caac1c2018Leon Scroggins 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Update the cache to reflect the current text. 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* package */ void updateCachedTextfield() { 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWebView.updateCachedTextfield(getText().toString()); 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 583