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 39cd0b01327bd80dc3306ffb28a4cefd5ca20c50b4Victoria Lease public boolean canSelectArbitrarily() { 40cd0b01327bd80dc3306ffb28a4cefd5ca20c50b4Victoria Lease return true; 41cd0b01327bd80dc3306ffb28a4cefd5ca20c50b4Victoria Lease } 42cd0b01327bd80dc3306ffb28a4cefd5ca20c50b4Victoria Lease 43cd0b01327bd80dc3306ffb28a4cefd5ca20c50b4Victoria Lease @Override 4467b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown protected boolean handleMovementKey(TextView widget, Spannable buffer, int keyCode, 4567b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown int movementMetaState, KeyEvent event) { 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (keyCode) { 4767b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown case KeyEvent.KEYCODE_DPAD_CENTER: 4867b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown case KeyEvent.KEYCODE_ENTER: 4967b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown if (KeyEvent.metaStateHasNoModifiers(movementMetaState)) { 50d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne if (event.getAction() == KeyEvent.ACTION_DOWN && 51d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne event.getRepeatCount() == 0 && action(CLICK, widget, buffer)) { 52d9ed795ca51c57427ad27f246d5ec19f89ff508dGilles Debunne return true; 5367b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown } 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5567b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown break; 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5767b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown return super.handleMovementKey(widget, buffer, keyCode, movementMetaState, event); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean up(TextView widget, Spannable buffer) { 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(UP, widget, buffer)) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.up(widget, buffer); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean down(TextView widget, Spannable buffer) { 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(DOWN, widget, buffer)) { 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.down(widget, buffer); 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean left(TextView widget, Spannable buffer) { 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(UP, widget, buffer)) { 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.left(widget, buffer); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean right(TextView widget, Spannable buffer) { 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (action(DOWN, widget, buffer)) { 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.right(widget, buffer); 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean action(int what, TextView widget, Spannable buffer) { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Layout layout = widget.getLayout(); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int padding = widget.getTotalPaddingTop() + 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widget.getTotalPaddingBottom(); 1013df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int areaTop = widget.getScrollY(); 1023df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int areaBot = areaTop + widget.getHeight() - padding; 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1043df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int lineTop = layout.getLineForVertical(areaTop); 1053df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int lineBot = layout.getLineForVertical(areaBot); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1073df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int first = layout.getLineStart(lineTop); 1083df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int last = layout.getLineEnd(lineBot); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ClickableSpan[] candidates = buffer.getSpans(first, last, ClickableSpan.class); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int a = Selection.getSelectionStart(buffer); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int b = Selection.getSelectionEnd(buffer); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selStart = Math.min(a, b); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int selEnd = Math.max(a, b); 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart < 0) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buffer.getSpanStart(FROM_BELOW) >= 0) { 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = buffer.length(); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart > last) 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = Integer.MAX_VALUE; 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selEnd < first) 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project selStart = selEnd = -1; 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (what) { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case CLICK: 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (selStart == selEnd) { 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ClickableSpan[] link = buffer.getSpans(selStart, selEnd, ClickableSpan.class); 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (link.length != 1) 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project link[0].onClick(widget); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case UP: 1443df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu int bestStart, bestEnd; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1463df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestStart = -1; 1473df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestEnd = -1; 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < candidates.length; i++) { 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int end = buffer.getSpanEnd(candidates[i]); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end < selEnd || selStart == selEnd) { 1533df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu if (end > bestEnd) { 1543df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestStart = buffer.getSpanStart(candidates[i]); 1553df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestEnd = end; 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1603df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu if (bestStart >= 0) { 1613df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu Selection.setSelection(buffer, bestEnd, bestStart); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case DOWN: 1683df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestStart = Integer.MAX_VALUE; 1693df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestEnd = Integer.MAX_VALUE; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < candidates.length; i++) { 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int start = buffer.getSpanStart(candidates[i]); 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (start > selStart || selStart == selEnd) { 1753df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu if (start < bestStart) { 1763df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestStart = start; 1773df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu bestEnd = buffer.getSpanEnd(candidates[i]); 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1823df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu if (bestEnd < Integer.MAX_VALUE) { 1833df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu Selection.setSelection(buffer, bestStart, bestEnd); 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean onTouchEvent(TextView widget, Spannable buffer, 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MotionEvent event) { 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int action = event.getAction(); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 198d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_DOWN) { 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x = (int) event.getX(); 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int y = (int) event.getY(); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x -= widget.getTotalPaddingLeft(); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project y -= widget.getTotalPaddingTop(); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x += widget.getScrollX(); 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project y += widget.getScrollY(); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Layout layout = widget.getLayout(); 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int line = layout.getLineForVertical(y); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int off = layout.getOffsetForHorizontal(line, x); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2123df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu ClickableSpan[] links = buffer.getSpans(off, off, ClickableSpan.class); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2143df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu if (links.length != 0) { 215d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu if (action == MotionEvent.ACTION_UP) { 216d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu links[0].onClick(widget); 217d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu } else if (action == MotionEvent.ACTION_DOWN) { 218d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu Selection.setSelection(buffer, 2193df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu buffer.getSpanStart(links[0]), 2203df24c31bbc41eabb661d642f1859b6fd5eb9660Andrei Stingaceanu buffer.getSpanEnd(links[0])); 221d834c58252dda7d92890dfd491d0cfe4d2504113Andrei Stingaceanu } 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(buffer); 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onTouchEvent(widget, buffer, event); 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23167b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown @Override 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void initialize(TextView widget, Spannable text) { 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(text); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.removeSpan(FROM_BELOW); 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 23767b6ab72ae96a9f2be929de2c32c110df5390fddJeff Brown @Override 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onTakeFocus(TextView view, Spannable text, int dir) { 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Selection.removeSelection(text); 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((dir & View.FOCUS_BACKWARD) != 0) { 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.setSpan(FROM_BELOW, 0, 0, Spannable.SPAN_POINT_POINT); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project text.removeSpan(FROM_BELOW); 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static MovementMethod getInstance() { 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sInstance == null) 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sInstance = new LinkMovementMethod(); 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sInstance; 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static LinkMovementMethod sInstance; 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static Object FROM_BELOW = new NoCopySpan.Concrete(); 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 258