19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 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.text.method; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1975b7a931bc96c1b46cbf3773cd75c30bf6d6f5f0Gilles Debunneimport android.text.Layout; 2075b7a931bc96c1b46cbf3773cd75c30bf6d6f5f0Gilles Debunneimport android.text.NoCopySpan; 2175b7a931bc96c1b46cbf3773cd75c30bf6d6f5f0Gilles Debunneimport android.text.Selection; 2275b7a931bc96c1b46cbf3773cd75c30bf6d6f5f0Gilles Debunneimport android.text.Spannable; 2375b7a931bc96c1b46cbf3773cd75c30bf6d6f5f0Gilles Debunneimport android.text.style.ClickableSpan; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.KeyEvent; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.MotionEvent; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.TextView; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2967b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown/** 3067b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown * A movement method that traverses links in the text buffer and scrolls if necessary. 3167b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown * Supports clicking on links with DPad Center or Enter. 3267b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown */ 3367b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brownpublic class LinkMovementMethod extends ScrollingMovementMethod { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int CLICK = 1; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int UP = 2; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int DOWN = 3; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3967b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown protected boolean handleMovementKey(TextView widget, Spannable buffer, int keyCode, 4067b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown int movementMetaState, KeyEvent event) { 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (keyCode) { 4267b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown case KeyEvent.KEYCODE_DPAD_CENTER: 4367b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown case KeyEvent.KEYCODE_ENTER: 4467b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown if (KeyEvent.metaStateHasNoModifiers(movementMetaState)) { 45d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne if (event.getAction() == KeyEvent.ACTION_DOWN && 46d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne event.getRepeatCount() == 0 && action(CLICK, widget, buffer)) { 47d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne return true; 4867b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown } 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5067b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown break; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5267b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown return super.handleMovementKey(widget, buffer, keyCode, movementMetaState, event); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean up(TextView widget, Spannable buffer) { 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(UP, widget, buffer)) { 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.up(widget, buffer); 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean down(TextView widget, Spannable buffer) { 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(DOWN, widget, buffer)) { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.down(widget, buffer); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean left(TextView widget, Spannable buffer) { 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(UP, widget, buffer)) { 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.left(widget, buffer); 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean right(TextView widget, Spannable buffer) { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(DOWN, widget, buffer)) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.right(widget, buffer); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean action(int what, TextView widget, Spannable buffer) { 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Layout layout = widget.getLayout(); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int padding = widget.getTotalPaddingTop() + 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widget.getTotalPaddingBottom(); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int areatop = widget.getScrollY(); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int areabot = areatop + widget.getHeight() - padding; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int linetop = layout.getLineForVertical(areatop); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int linebot = layout.getLineForVertical(areabot); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int first = layout.getLineStart(linetop); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int last = layout.getLineEnd(linebot); 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ClickableSpan[] candidates = buffer.getSpans(first, last, ClickableSpan.class); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int a = Selection.getSelectionStart(buffer); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int b = Selection.getSelectionEnd(buffer); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selStart = Math.min(a, b); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selEnd = Math.max(a, b); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart < 0) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buffer.getSpanStart(FROM_BELOW) >= 0) { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = buffer.length(); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart > last) 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = Integer.MAX_VALUE; 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selEnd < first) 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = -1; 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (what) { 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case CLICK: 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart == selEnd) { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ClickableSpan[] link = buffer.getSpans(selStart, selEnd, ClickableSpan.class); 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (link.length != 1) 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project link[0].onClick(widget); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case UP: 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int beststart, bestend; 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project beststart = -1; 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bestend = -1; 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < candidates.length; i++) { 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int end = buffer.getSpanEnd(candidates[i]); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end < selEnd || selStart == selEnd) { 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end > bestend) { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project beststart = buffer.getSpanStart(candidates[i]); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bestend = end; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (beststart >= 0) { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(buffer, bestend, beststart); 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DOWN: 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project beststart = Integer.MAX_VALUE; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bestend = Integer.MAX_VALUE; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < candidates.length; i++) { 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int start = buffer.getSpanStart(candidates[i]); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > selStart || selStart == selEnd) { 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start < beststart) { 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project beststart = start; 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bestend = buffer.getSpanEnd(candidates[i]); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (bestend < Integer.MAX_VALUE) { 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(buffer, beststart, bestend); 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onTouchEvent(TextView widget, Spannable buffer, 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MotionEvent event) { 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int action = event.getAction(); 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action == MotionEvent.ACTION_UP || 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project action == MotionEvent.ACTION_DOWN) { 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x = (int) event.getX(); 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int y = (int) event.getY(); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x -= widget.getTotalPaddingLeft(); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project y -= widget.getTotalPaddingTop(); 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x += widget.getScrollX(); 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project y += widget.getScrollY(); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Layout layout = widget.getLayout(); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int line = layout.getLineForVertical(y); 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int off = layout.getOffsetForHorizontal(line, x); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ClickableSpan[] link = buffer.getSpans(off, off, ClickableSpan.class); 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (link.length != 0) { 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action == MotionEvent.ACTION_UP) { 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project link[0].onClick(widget); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (action == MotionEvent.ACTION_DOWN) { 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.setSelection(buffer, 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.getSpanStart(link[0]), 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer.getSpanEnd(link[0])); 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(buffer); 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onTouchEvent(widget, buffer, event); 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 22867b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown @Override 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void initialize(TextView widget, Spannable text) { 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(text); 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.removeSpan(FROM_BELOW); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23467b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown @Override 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTakeFocus(TextView view, Spannable text, int dir) { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(text); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((dir & View.FOCUS_BACKWARD) != 0) { 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.removeSpan(FROM_BELOW); 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static MovementMethod getInstance() { 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sInstance == null) 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sInstance = new LinkMovementMethod(); 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sInstance; 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static LinkMovementMethod sInstance; 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static Object FROM_BELOW = new NoCopySpan.Concrete(); 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 255