This file is a relic.
git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@2908 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/core/src/com/google/gwt/core/ext/linker/HostedModeTemplate.js b/dev/core/src/com/google/gwt/core/ext/linker/HostedModeTemplate.js
deleted file mode 100644
index a4d9394..0000000
--- a/dev/core/src/com/google/gwt/core/ext/linker/HostedModeTemplate.js
+++ /dev/null
@@ -1,447 +0,0 @@
-/*
- * Copyright 2008 Google Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
-
-function __MODULE_FUNC__() {
- // ---------------- INTERNAL GLOBALS ----------------
-
- // Cache symbols locally for good obfuscation
- var $wnd = window
- ,$doc = document
- ,external = $wnd.external
- ,$stats = $wnd.__gwt_stats || null
-
- // These variables gate calling gwtOnLoad; all must be true to start
- ,scriptsDone, loadDone, bodyDone
-
- // If non-empty, an alternate base url for this module
- ,base = ''
-
- // A map of properties that were declared in meta tags
- ,metaProps = {}
-
- // Maps property names onto sets of legal values for that property.
- ,values = []
-
- // Maps property names onto a function to compute that property.
- ,providers = []
-
- // A multi-tier lookup map that uses actual property values to quickly find
- // the strong name of the cache.js file to load.
- ,answers = []
-
- // Error functions. Default unset in compiled mode, may be set by meta props.
- ,onLoadErrorFunc, propertyErrorFunc
-
- ; // end of global vars
-
- // Record startup timing information
- $stats && $stats('__MODULE_NAME__', 'startup', 'hostedModeSelectionStart', {millis:(new Date()).getTime()});
-
- // ------------------ TRUE GLOBALS ------------------
-
- // Maps to synchronize the loading of styles and scripts; resources are loaded
- // only once, even when multiple modules depend on them. This API must not
- // change across GWT versions.
- if (!$wnd.__gwt_stylesLoaded) { $wnd.__gwt_stylesLoaded = {}; }
- if (!$wnd.__gwt_scriptsLoaded) { $wnd.__gwt_scriptsLoaded = {}; }
-
- // --------------- INTERNAL FUNCTIONS ---------------
-
- function isHostedMode() {
- try {
- return (external && external.gwtOnLoad &&
- ($wnd.location.search.indexOf('gwt.hybrid') == -1));
- } catch (e) {
- // Defensive: some versions of IE7 reportedly can throw an exception
- // evaluating "external.gwtOnLoad".
- return false;
- }
- }
-
- // Called by onScriptLoad(), onInjectionDone(), and onload(). It causes
- // the specified module to be cranked up.
- //
- function maybeStartModule() {
- if (scriptsDone && loadDone) {
- var iframe = $doc.getElementById('__MODULE_NAME__');
- var frameWnd = iframe.contentWindow;
- // copy the init handlers function into the iframe
- frameWnd.__gwt_initHandlers = __MODULE_FUNC__.__gwt_initHandlers;
- // inject hosted mode property evaluation function
- if (isHostedMode()) {
- frameWnd.__gwt_getProperty = function(name) {
- return computePropValue(name);
- };
- }
- // remove this whole function from the global namespace to allow GC
- __MODULE_FUNC__ = null;
- frameWnd.gwtOnLoad(onLoadErrorFunc, '__MODULE_NAME__', base);
-
- // Record when the module was started
- $stats && $stats('__MODULE_NAME__', 'startup', 'hostedModeSelectionEnd', {millis:(new Date()).getTime()});
- }
- }
-
- // Determine our own script's URL via magic :)
- // This function produces one side-effect, it sets base to the module's
- // base url.
- //
- function computeScriptBase() {
- var thisScript
- ,markerId = "__gwt_marker___MODULE_NAME__"
- ,markerScript;
-
- $doc.write('<script id="' + markerId + '"></script>');
- markerScript = $doc.getElementById(markerId);
-
- // Our script element is assumed to be the closest previous script element
- // to the marker, so start at the marker and walk backwards until we find
- // a script.
- thisScript = markerScript && markerScript.previousSibling;
- while (thisScript && thisScript.tagName != 'SCRIPT') {
- thisScript = thisScript.previousSibling;
- }
-
- function getDirectoryOfFile(path) {
- var eq = path.lastIndexOf('/');
- return (eq >= 0) ? path.substring(0, eq + 1) : '';
- };
-
- if (thisScript && thisScript.src) {
- // Compute our base url
- base = getDirectoryOfFile(thisScript.src);
- }
-
- // Make the base URL absolute
- if (base == '') {
- // If there's a base tag, use it.
- var baseElements = $doc.getElementsByTagName('base');
- if (baseElements.length > 0) {
- // It's always the last parsed base tag that will apply to this script.
- base = baseElements[baseElements.length - 1].href;
- } else {
- // No base tag; the base must be the same as the document location.
- var loc = $doc.location;
- var href = loc.href;
- base = getDirectoryOfFile(href.substr(0, href.length
- - loc.hash.length));
- }
- } else if ((base.match(/^\w+:\/\//))) {
- // If the URL is obviously absolute, do nothing.
- } else {
- // Probably a relative URL; use magic to make the browser absolutify it.
- // I wish there were a better way to do this, but this seems the only
- // sure way! (A side benefit is it preloads clear.cache.gif)
- // Note: this trick is harmless if the URL was really already absolute.
- var img = $doc.createElement("img");
- img.src = base + 'clear.cache.gif';
- base = getDirectoryOfFile(img.src);
- }
-
- if (markerScript) {
- // remove the marker element
- markerScript.parentNode.removeChild(markerScript);
- }
- }
-
- // Called to slurp up all <meta> tags:
- // gwt:property, gwt:onPropertyErrorFn, gwt:onLoadErrorFn
- //
- function processMetas() {
- var metas = document.getElementsByTagName('meta');
- for (var i = 0, n = metas.length; i < n; ++i) {
- var meta = metas[i], name = meta.getAttribute('name'), content;
-
- if (name) {
- if (name == 'gwt:property') {
- content = meta.getAttribute('content');
- if (content) {
- var value, eq = content.indexOf('=');
- if (eq >= 0) {
- name = content.substring(0, eq);
- value = content.substring(eq+1);
- } else {
- name = content;
- value = '';
- }
- metaProps[name] = value;
- }
- } else if (name == 'gwt:onPropertyErrorFn') {
- content = meta.getAttribute('content');
- if (content) {
- try {
- propertyErrorFunc = eval(content);
- } catch (e) {
- alert('Bad handler \"' + content +
- '\" for \"gwt:onPropertyErrorFn\"');
- }
- }
- } else if (name == 'gwt:onLoadErrorFn') {
- content = meta.getAttribute('content');
- if (content) {
- try {
- onLoadErrorFunc = eval(content);
- } catch (e) {
- alert('Bad handler \"' + content + '\" for \"gwt:onLoadErrorFn\"');
- }
- }
- }
- }
- }
- }
-
- /**
- * Determines whether or not a particular property value is allowed. Called by
- * property providers.
- *
- * @param propName the name of the property being checked
- * @param propValue the property value being tested
- */
- function __gwt_isKnownPropertyValue(propName, propValue) {
- return propValue in values[propName];
- }
-
- /**
- * Returns a meta property value, if any. Used by DefaultPropertyProvider.
- */
- function __gwt_getMetaProperty(name) {
- var value = metaProps[name];
- return (value == null) ? null : value;
- }
-
- // Deferred-binding mapper function. Sets a value into the several-level-deep
- // answers map. The keys are specified by a non-zero-length propValArray,
- // which should be a flat array target property values. Used by the generated
- // PERMUTATIONS code.
- //
- function unflattenKeylistIntoAnswers(propValArray, value) {
- var answer = answers;
- for (var i = 0, n = propValArray.length - 1; i < n; ++i) {
- // lazy initialize an empty object for the current key if needed
- answer = answer[propValArray[i]] || (answer[propValArray[i]] = []);
- }
- // set the final one to the value
- answer[propValArray[n]] = value;
- }
-
- // Computes the value of a given property. propName must be a valid property
- // name. Used by the generated PERMUTATIONS code.
- //
- function computePropValue(propName) {
- var value = providers[propName](), allowedValuesMap = values[propName];
- if (value in allowedValuesMap) {
- return value;
- }
- var allowedValuesList = [];
- for (var k in allowedValuesMap) {
- allowedValuesList[allowedValuesMap[k]] = k;
- }
- if (propertyErrorFunc) {
- propertyErrorFunc(propName, allowedValuesList, value);
- }
- throw null;
- }
-
- // --------------- PROPERTY PROVIDERS ---------------
-
-// __PROPERTIES_BEGIN__
-// __PROPERTIES_END__
-
- // --------------- EXPOSED FUNCTIONS ----------------
-
- // Called when the script injection is complete.
- //
- __MODULE_FUNC__.onInjectionDone = function() {
- // Mark this module's script injection done and (possibly) start the module.
- scriptsDone = true;
- $stats && $stats('__MODULE_NAME__', 'startup', 'module', {requested:(new Date()).getTime()});
- maybeStartModule();
- }
-
- // Called when the compiled script identified by moduleName is done loading.
- //
- __MODULE_FUNC__.onScriptLoad = function() {
- // Mark this module's script as done loading and (possibly) start the module.
- $stats && $stats('__MODULE_NAME__', 'startup', 'module', {evalEnd:(new Date()).getTime()});
- loadDone = true;
- maybeStartModule();
- }
-
- // --------------- STRAIGHT-LINE CODE ---------------
-
- // do it early for compile/browse rebasing
- computeScriptBase();
-
-// __SHELL_SERVLET_ONLY_BEGIN__
- // Force shell servlet to serve compiled output for web mode
- if (!isHostedMode()) {
- $doc.write('<script src="' + base + '__MODULE_NAME__.nocache.js?compiled"></script>');
- return;
- }
-
- // Default shell servlet load error function
- //
- onLoadErrorFunc = function() {
- alert('Failed to load module __MODULE_NAME__' +
- '".\nPlease see the log in the development shell for details.');
- };
-
- // Default shell servlet property error function
- //
- propertyErrorFunc = function(propName, allowedValues, badValue) {
- var msg = 'While attempting to load module __MODULE_NAME__, property \"'
- + propName;
- if (badValue != null) {
- msg += '\" was set to the unexpected value \"' + badValue + '\"';
- } else {
- msg += '\" was not specified';
- }
- msg += 'Allowed values: ' + allowedValues;
- alert(msg);
- };
-
-// __SHELL_SERVLET_ONLY_END__
-
- processMetas();
-
- // --------------- WINDOW ONLOAD HOOK ---------------
-
- var strongName;
- if (isHostedMode()) {
- strongName = "hosted.html?__MODULE_FUNC__";
- } else {
- try {
-// __PERMUTATIONS_BEGIN__
- // Permutation logic
-// __PERMUTATIONS_END__
- } catch (e) {
- // intentionally silent on property failure
- return;
- }
- }
-
- var onBodyDoneTimerId;
- function onBodyDone() {
- if (!bodyDone) {
- bodyDone = true;
- maybeStartModule();
-
- if ($doc.removeEventListener) {
- $doc.removeEventListener("DOMContentLoaded", onBodyDone, false);
- }
- if (onBodyDoneTimerId) {
- clearInterval(onBodyDoneTimerId);
- }
- }
- }
-
- var frameInjected;
- function maybeInjectFrame() {
- if (!frameInjected) {
- frameInjected = true;
- var iframe = $doc.createElement('iframe');
- // Prevents mixed mode security in IE6/7.
- iframe.src = "javascript:''";
- iframe.id = "__MODULE_NAME__";
- iframe.style.cssText = "position:absolute;width:0;height:0;border:none";
- iframe.tabIndex = -1;
- // Due to an IE6/7 refresh quirk, this must be an appendChild.
- $doc.body.appendChild(iframe);
-
- /*
- * The src has to be set after the iframe is attached to the DOM to avoid
- * refresh quirks in Safari.
- */
- iframe.src = base + strongName;
- }
- }
-
- // For everyone that supports DOMContentLoaded.
- if ($doc.addEventListener) {
- $doc.addEventListener("DOMContentLoaded", function() {
- maybeInjectFrame();
- onBodyDone();
- }, false);
- }
-
- // Fallback. If onBodyDone() gets fired twice, it's not a big deal.
- var onBodyDoneTimerId = setInterval(function() {
- if (/loaded|complete/.test($doc.readyState)) {
- maybeInjectFrame();
- onBodyDone();
- }
- }, 50);
-
-// __MODULE_DEPS_BEGIN__
- // Module dependencies, such as scripts and css
-// __MODULE_DEPS_END__
- $doc.write('<script>__MODULE_FUNC__.onInjectionDone(\'__MODULE_NAME__\')</script>');
-}
-
-// Called from compiled code to hook the window's resize & load events (the
-// code running in the script frame is not allowed to hook these directly).
-//
-// Notes:
-// 1) We declare it here in the global scope so that it won't closure the
-// internals of the module func.
-//
-// 2) We hang it off the module func to avoid polluting the global namespace.
-//
-// 3) This function will be copied directly into the script frame window!
-//
-__MODULE_FUNC__.__gwt_initHandlers = function(resize, beforeunload, unload) {
- var $wnd = window
- , oldOnResize = $wnd.onresize
- , oldOnBeforeUnload = $wnd.onbeforeunload
- , oldOnUnload = $wnd.onunload
- ;
-
- $wnd.onresize = function(evt) {
- try {
- resize();
- } finally {
- oldOnResize && oldOnResize(evt);
- }
- };
-
- $wnd.onbeforeunload = function(evt) {
- var ret, oldRet;
- try {
- ret = beforeunload();
- } finally {
- oldRet = oldOnBeforeUnload && oldOnBeforeUnload(evt);
- }
- // Avoid returning null as IE6 will coerce it into a string.
- // Ensure that "" gets returned properly.
- if (ret != null) {
- return ret;
- }
- if (oldRet != null) {
- return oldRet;
- }
- // returns undefined.
- };
-
- $wnd.onunload = function(evt) {
- try {
- unload();
- } finally {
- oldOnUnload && oldOnUnload(evt);
- }
- };
-};
-
-__MODULE_FUNC__();
