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Unified Diff: native_client_sdk/src/examples/hello_nacl_mounts/example.js

Issue 12194030: Rename mount (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fix whitespace Created 7 years, 10 months ago
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Index: native_client_sdk/src/examples/hello_nacl_mounts/example.js
diff --git a/native_client_sdk/src/examples/hello_nacl_mounts/example.js b/native_client_sdk/src/examples/hello_nacl_mounts/example.js
deleted file mode 100644
index c355b4d08a426a9351e8ce4ed3d7868ddad9d492..0000000000000000000000000000000000000000
--- a/native_client_sdk/src/examples/hello_nacl_mounts/example.js
+++ /dev/null
@@ -1,182 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-function moduleDidLoad() {
- common.hideModule();
-}
-
-// Called by the common.js module.
-function domContentLoaded(name, tc, config, width, height) {
- window.webkitStorageInfo.requestQuota(window.PERSISTENT, 1024*1024,
- function(bytes) {
- common.updateStatus(
- 'Allocated '+bytes+' bytes of persistant storage.');
- common.createNaClModule(name, tc, config, width, height);
- common.attachDefaultListeners();
- },
- function(e) { alert('Failed to allocate space') });
-}
-
-// Called by the common.js module.
-function attachListeners() {
- var radioEls = document.querySelectorAll('input[type="radio"]');
- for (var i = 0; i < radioEls.length; ++i) {
- radioEls[i].addEventListener('click', onRadioClicked);
- }
-
- document.getElementById('fopenExecute').addEventListener('click', fopen);
- document.getElementById('fcloseExecute').addEventListener('click', fclose);
- document.getElementById('freadExecute').addEventListener('click', fread);
- document.getElementById('fwriteExecute').addEventListener('click', fwrite);
- document.getElementById('fseekExecute').addEventListener('click', fseek);
-}
-
-function onRadioClicked(e) {
- var divId = this.id.slice(5); // skip "radio"
- var functionEls = document.querySelectorAll('.function');
- for (var i = 0; i < functionEls.length; ++i) {
- var visible = functionEls[i].id === divId;
- if (functionEls[i].id === divId)
- functionEls[i].removeAttribute('hidden');
- else
- functionEls[i].setAttribute('hidden');
- }
-}
-
-function addFilenameToSelectElements(filehandle, filename) {
- var text = '[' + filehandle + '] ' + filename;
- var selectEls = document.querySelectorAll('select.file-handle');
- for (var i = 0; i < selectEls.length; ++i) {
- var optionEl = document.createElement('option');
- optionEl.setAttribute('value', filehandle);
- optionEl.appendChild(document.createTextNode(text));
- selectEls[i].appendChild(optionEl);
- }
-}
-
-function removeFilenameFromSelectElements(filehandle) {
- var optionEls = document.querySelectorAll('select.file-handle > option');
- for (var i = 0; i < optionEls.length; ++i) {
- var optionEl = optionEls[i];
- if (optionEl.value == filehandle) {
- var selectEl = optionEl.parentNode;
- selectEl.removeChild(optionEl);
- }
- }
-}
-
-var filehandle_map = {};
-
-function fopen(e) {
- var filename = document.getElementById('fopenFilename').value;
- var access = document.getElementById('fopenMode').value;
- nacl_module.postMessage(makeCall('fopen', filename, access));
-}
-
-function fopen_result(filename, filehandle) {
- filehandle_map[filehandle] = filename;
-
- addFilenameToSelectElements(filehandle, filename)
- logMessage('File ' + filename + ' opened successfully.');
-}
-
-function fclose(e) {
- var filehandle = document.getElementById('fcloseHandle').value;
- nacl_module.postMessage(makeCall('fclose', filehandle));
-}
-
-function fclose_result(filehandle) {
- var filename = filehandle_map[filehandle];
- removeFilenameFromSelectElements(filehandle, filename);
- logMessage('File ' + filename + ' closed successfully.');
-}
-
-function fread(e) {
- var filehandle = document.getElementById('freadHandle').value;
- var numBytes = document.getElementById('freadBytes').value;
- nacl_module.postMessage(makeCall('fread', filehandle, numBytes));
-}
-
-function fread_result(filehandle, data) {
- var filename = filehandle_map[filehandle];
- logMessage('Read "' + data + '" from file ' + filename + '.');
-}
-
-function fwrite(e) {
- var filehandle = document.getElementById('fwriteHandle').value;
- var data = document.getElementById('fwriteData').value;
- nacl_module.postMessage(makeCall('fwrite', filehandle, data));
-}
-
-function fwrite_result(filehandle, bytes_written) {
- var filename = filehandle_map[filehandle];
- logMessage('Wrote ' + bytes_written + ' bytes to file ' + filename + '.');
-}
-
-function fseek(e) {
- var filehandle = document.getElementById('fseekHandle').value;
- var offset = document.getElementById('fseekOffset').value;
- var whence = document.getElementById('fseekWhence').value;
- nacl_module.postMessage(makeCall('fseek', filehandle, offset, whence));
-}
-
-function fseek_result(filehandle, filepos) {
- var filename = filehandle_map[filehandle];
- logMessage('Seeked to location ' + filepos + ' in file ' + filename + '.');
-}
-
-/**
- * Return true when |s| starts with the string |prefix|.
- *
- * @param {string} s The string to search.
- * @param {string} prefix The prefix to search for in |s|.
- */
-function startsWith(s, prefix) {
- // indexOf would search the entire string, lastIndexOf(p, 0) only checks at
- // the first index. See: http://stackoverflow.com/a/4579228
- return s.lastIndexOf(prefix, 0) === 0;
-}
-
-function logMessage(msg) {
- var logEl = document.getElementById('log');
-
- // Perform some basic escaping.
- msg = msg.replace(/&/g, '&amp;')
- .replace(/</g, '&lt;')
- .replace(/>/g, '&gt;')
- .replace(/"/g, '&quot;')
- .replace(/'/g, '&apos;');
-
- logEl.innerHTML += msg + '<br>';
-}
-
-function makeCall(func) {
- var message = func;
- for (var i = 1; i < arguments.length; ++i) {
- message += '\1' + arguments[i];
- }
-
- return message;
-}
-
-// Called by the common.js module.
-function handleMessage(message_event) {
- var msg = message_event.data;
- if (startsWith(msg, 'Error:')) {
- logMessage(msg);
- } else {
- // Result from a function call.
- var params = msg.split('\1');
- var func_name = params[0];
- var func_result_name = func_name + '_result';
- var result_func = window[func_result_name];
-
- if (!result_func) {
- logMessage('Error: Bad message received from NaCl module.');
- return;
- }
-
- result_func.apply(null, params.slice(1));
- }
-}

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