+'use strict';
+
const WebViewImpl = require('./web-view');
const guestViewInternal = require('./guest-view-internal');
const webViewConstants = require('./web-view-constants');
const remote = require('electron').remote;
-const util = require('util');
// Helper function to resolve url set in attribute.
var a = document.createElement('a');
// Attribute objects.
// Default implementation of a WebView attribute.
-function WebViewAttribute(name, webViewImpl) {
- this.name = name;
- this.value = webViewImpl.webviewNode[name] || '';
- this.webViewImpl = webViewImpl;
- this.ignoreMutation = false;
- this.defineProperty();
-}
-
-// Retrieves and returns the attribute's value.
-WebViewAttribute.prototype.getValue = function() {
- return this.webViewImpl.webviewNode.getAttribute(this.name) || this.value;
-};
+class WebViewAttribute {
+ constructor(name, webViewImpl) {
+ this.name = name;
+ this.value = webViewImpl.webviewNode[name] || '';
+ this.webViewImpl = webViewImpl;
+ this.ignoreMutation = false;
+ this.defineProperty();
+ }
-// Sets the attribute's value.
-WebViewAttribute.prototype.setValue = function(value) {
- return this.webViewImpl.webviewNode.setAttribute(this.name, value || '');
-};
+ // Retrieves and returns the attribute's value.
+ getValue() {
+ return this.webViewImpl.webviewNode.getAttribute(this.name) || this.value;
+ }
-// Changes the attribute's value without triggering its mutation handler.
-WebViewAttribute.prototype.setValueIgnoreMutation = function(value) {
- this.ignoreMutation = true;
- this.setValue(value);
- return this.ignoreMutation = false;
-};
+ // Sets the attribute's value.
+ setValue(value) {
+ return this.webViewImpl.webviewNode.setAttribute(this.name, value || '');
+ }
-// Defines this attribute as a property on the webview node.
-WebViewAttribute.prototype.defineProperty = function() {
- return Object.defineProperty(this.webViewImpl.webviewNode, this.name, {
- get: (function(_this) {
- return function() {
- return _this.getValue();
- };
- })(this),
- set: (function(_this) {
- return function(value) {
- return _this.setValue(value);
- };
- })(this),
- enumerable: true
- });
-};
+ // Changes the attribute's value without triggering its mutation handler.
+ setValueIgnoreMutation(value) {
+ this.ignoreMutation = true;
+ this.setValue(value);
+ return this.ignoreMutation = false;
+ }
-// Called when the attribute's value changes.
-WebViewAttribute.prototype.handleMutation = function() {};
+ // Defines this attribute as a property on the webview node.
+ defineProperty() {
+ return Object.defineProperty(this.webViewImpl.webviewNode, this.name, {
+ get: (function(_this) {
+ return function() {
+ return _this.getValue();
+ };
+ })(this),
+ set: (function(_this) {
+ return function(value) {
+ return _this.setValue(value);
+ };
+ })(this),
+ enumerable: true
+ });
+ };
-// An attribute that is treated as a Boolean.
-function BooleanAttribute(name, webViewImpl) {
- BooleanAttribute.super_.call(this, name, webViewImpl)
+ // Called when the attribute's value changes.
+ handleMutation() {}
}
-util.inherits(BooleanAttribute, WebViewAttribute);
-
-BooleanAttribute.prototype.getValue = function() {
- return this.webViewImpl.webviewNode.hasAttribute(this.name);
-};
+// An attribute that is treated as a Boolean.
+class BooleanAttribute extends WebViewAttribute {
+ constructor(name, webViewImpl) {
+ super(name, webViewImpl);
+ }
-BooleanAttribute.prototype.setValue = function(value) {
- if (!value) {
- return this.webViewImpl.webviewNode.removeAttribute(this.name);
- } else {
- return this.webViewImpl.webviewNode.setAttribute(this.name, '');
+ getValue() {
+ return this.webViewImpl.webviewNode.hasAttribute(this.name);
}
-};
-// Attribute that specifies whether transparency is allowed in the webview.
-function AllowTransparencyAttribute(webViewImpl) {
- AllowTransparencyAttribute.super_.call(this, webViewConstants.ATTRIBUTE_ALLOWTRANSPARENCY, webViewImpl);
+ setValue(value) {
+ if (!value) {
+ return this.webViewImpl.webviewNode.removeAttribute(this.name);
+ } else {
+ return this.webViewImpl.webviewNode.setAttribute(this.name, '');
+ }
+ }
}
-util.inherits(AllowTransparencyAttribute, BooleanAttribute);
-
-AllowTransparencyAttribute.prototype.handleMutation = function(oldValue, newValue) {
- if (!this.webViewImpl.guestInstanceId) {
- return;
+// Attribute that specifies whether transparency is allowed in the webview.
+class AllowTransparencyAttribute extends BooleanAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_ALLOWTRANSPARENCY, webViewImpl);
}
- return guestViewInternal.setAllowTransparency(this.webViewImpl.guestInstanceId, this.getValue());
-};
-// Attribute used to define the demension limits of autosizing.
-function AutosizeDimensionAttribute(name, webViewImpl) {
- AutosizeDimensionAttribute.super_.call(this, name, webViewImpl);
+ handleMutation(oldValue, newValue) {
+ if (!this.webViewImpl.guestInstanceId) {
+ return;
+ }
+ return guestViewInternal.setAllowTransparency(this.webViewImpl.guestInstanceId, this.getValue());
+ }
}
-util.inherits(AutosizeDimensionAttribute, WebViewAttribute);
-
-AutosizeDimensionAttribute.prototype.getValue = function() {
- return parseInt(this.webViewImpl.webviewNode.getAttribute(this.name)) || 0;
-};
+// Attribute used to define the demension limits of autosizing.
+class AutosizeDimensionAttribute extends WebViewAttribute {
+ constructor(name, webViewImpl) {
+ super(name, webViewImpl);
+ }
-AutosizeDimensionAttribute.prototype.handleMutation = function(oldValue, newValue) {
- if (!this.webViewImpl.guestInstanceId) {
- return;
+ getValue() {
+ return parseInt(this.webViewImpl.webviewNode.getAttribute(this.name)) || 0;
}
- return guestViewInternal.setSize(this.webViewImpl.guestInstanceId, {
- enableAutoSize: this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_AUTOSIZE].getValue(),
- min: {
- width: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MINWIDTH].getValue() || 0),
- height: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MINHEIGHT].getValue() || 0)
- },
- max: {
- width: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MAXWIDTH].getValue() || 0),
- height: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MAXHEIGHT].getValue() || 0)
+
+ handleMutation(oldValue, newValue) {
+ if (!this.webViewImpl.guestInstanceId) {
+ return;
}
- });
-};
+ return guestViewInternal.setSize(this.webViewImpl.guestInstanceId, {
+ enableAutoSize: this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_AUTOSIZE].getValue(),
+ min: {
+ width: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MINWIDTH].getValue() || 0),
+ height: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MINHEIGHT].getValue() || 0)
+ },
+ max: {
+ width: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MAXWIDTH].getValue() || 0),
+ height: parseInt(this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_MAXHEIGHT].getValue() || 0)
+ }
+ });
+ }
+}
+
// Attribute that specifies whether the webview should be autosized.
-function AutosizeAttribute(webViewImpl) {
- AutosizeAttribute.super_.call(this, webViewConstants.ATTRIBUTE_AUTOSIZE, webViewImpl);
+class AutosizeAttribute extends BooleanAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_AUTOSIZE, webViewImpl);
+ }
}
-util.inherits(AutosizeAttribute, BooleanAttribute);
-
AutosizeAttribute.prototype.handleMutation = AutosizeDimensionAttribute.prototype.handleMutation;
// Attribute representing the state of the storage partition.
-function PartitionAttribute(webViewImpl) {
- PartitionAttribute.super_.call(this, webViewConstants.ATTRIBUTE_PARTITION, webViewImpl);
- this.validPartitionId = true;
-}
-
-util.inherits(PartitionAttribute, WebViewAttribute);
+class PartitionAttribute extends WebViewAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_PARTITION, webViewImpl);
+ this.validPartitionId = true;
+ }
-PartitionAttribute.prototype.handleMutation = function(oldValue, newValue) {
- newValue = newValue || '';
+ handleMutation(oldValue, newValue) {
+ newValue = newValue || '';
- // The partition cannot change if the webview has already navigated.
- if (!this.webViewImpl.beforeFirstNavigation) {
- window.console.error(webViewConstants.ERROR_MSG_ALREADY_NAVIGATED);
- this.setValueIgnoreMutation(oldValue);
- return;
- }
- if (newValue === 'persist:') {
- this.validPartitionId = false;
- return window.console.error(webViewConstants.ERROR_MSG_INVALID_PARTITION_ATTRIBUTE);
+ // The partition cannot change if the webview has already navigated.
+ if (!this.webViewImpl.beforeFirstNavigation) {
+ window.console.error(webViewConstants.ERROR_MSG_ALREADY_NAVIGATED);
+ this.setValueIgnoreMutation(oldValue);
+ return;
+ }
+ if (newValue === 'persist:') {
+ this.validPartitionId = false;
+ return window.console.error(webViewConstants.ERROR_MSG_INVALID_PARTITION_ATTRIBUTE);
+ }
}
-};
-
-// Attribute that handles the location and navigation of the webview.
-function SrcAttribute(webViewImpl) {
- SrcAttribute.super_.call(this, webViewConstants.ATTRIBUTE_SRC, webViewImpl);
- this.setupMutationObserver();
}
-util.inherits(SrcAttribute, WebViewAttribute);
+// Attribute that handles the location and navigation of the webview.
+class SrcAttribute extends WebViewAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_SRC, webViewImpl);
+ this.setupMutationObserver();
+ }
-SrcAttribute.prototype.getValue = function() {
- if (this.webViewImpl.webviewNode.hasAttribute(this.name)) {
- return resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name));
- } else {
- return this.value;
+ getValue() {
+ if (this.webViewImpl.webviewNode.hasAttribute(this.name)) {
+ return resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name));
+ } else {
+ return this.value;
+ }
}
-};
-SrcAttribute.prototype.setValueIgnoreMutation = function(value) {
- WebViewAttribute.prototype.setValueIgnoreMutation.call(this, value);
+ setValueIgnoreMutation(value) {
+ super.setValueIgnoreMutation(value);
- // takeRecords() is needed to clear queued up src mutations. Without it, it
- // is possible for this change to get picked up asyncronously by src's
- // mutation observer |observer|, and then get handled even though we do not
- // want to handle this mutation.
- return this.observer.takeRecords();
-};
+ // takeRecords() is needed to clear queued up src mutations. Without it, it
+ // is possible for this change to get picked up asyncronously by src's
+ // mutation observer |observer|, and then get handled even though we do not
+ // want to handle this mutation.
+ return this.observer.takeRecords();
+ }
-SrcAttribute.prototype.handleMutation = function(oldValue, newValue) {
+ handleMutation(oldValue, newValue) {
- // Once we have navigated, we don't allow clearing the src attribute.
- // Once <webview> enters a navigated state, it cannot return to a
- // placeholder state.
- if (!newValue && oldValue) {
+ // Once we have navigated, we don't allow clearing the src attribute.
+ // Once <webview> enters a navigated state, it cannot return to a
+ // placeholder state.
+ if (!newValue && oldValue) {
- // src attribute changes normally initiate a navigation. We suppress
- // the next src attribute handler call to avoid reloading the page
- // on every guest-initiated navigation.
- this.setValueIgnoreMutation(oldValue);
- return;
+ // src attribute changes normally initiate a navigation. We suppress
+ // the next src attribute handler call to avoid reloading the page
+ // on every guest-initiated navigation.
+ this.setValueIgnoreMutation(oldValue);
+ return;
+ }
+ return this.parse();
}
- return this.parse();
-};
-// The purpose of this mutation observer is to catch assignment to the src
-// attribute without any changes to its value. This is useful in the case
-// where the webview guest has crashed and navigating to the same address
-// spawns off a new process.
-SrcAttribute.prototype.setupMutationObserver = function() {
- var params;
- this.observer = new MutationObserver((function(_this) {
- return function(mutations) {
- var i, len, mutation, newValue, oldValue;
- for (i = 0, len = mutations.length; i < len; i++) {
- mutation = mutations[i];
- oldValue = mutation.oldValue;
- newValue = _this.getValue();
- if (oldValue !== newValue) {
- return;
+ // The purpose of this mutation observer is to catch assignment to the src
+ // attribute without any changes to its value. This is useful in the case
+ // where the webview guest has crashed and navigating to the same address
+ // spawns off a new process.
+ setupMutationObserver() {
+ var params;
+ this.observer = new MutationObserver((function(_this) {
+ return function(mutations) {
+ var i, len, mutation, newValue, oldValue;
+ for (i = 0, len = mutations.length; i < len; i++) {
+ mutation = mutations[i];
+ oldValue = mutation.oldValue;
+ newValue = _this.getValue();
+ if (oldValue !== newValue) {
+ return;
+ }
+ _this.handleMutation(oldValue, newValue);
}
- _this.handleMutation(oldValue, newValue);
- }
+ };
+ })(this));
+ params = {
+ attributes: true,
+ attributeOldValue: true,
+ attributeFilter: [this.name]
};
- })(this));
- params = {
- attributes: true,
- attributeOldValue: true,
- attributeFilter: [this.name]
- };
- return this.observer.observe(this.webViewImpl.webviewNode, params);
-};
-
-SrcAttribute.prototype.parse = function() {
- var guestContents, httpreferrer, opts, useragent;
- if (!this.webViewImpl.elementAttached || !this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_PARTITION].validPartitionId || !this.getValue()) {
- return;
+ return this.observer.observe(this.webViewImpl.webviewNode, params);
}
- if (this.webViewImpl.guestInstanceId == null) {
- if (this.webViewImpl.beforeFirstNavigation) {
- this.webViewImpl.beforeFirstNavigation = false;
- this.webViewImpl.createGuest();
+
+ parse() {
+ var guestContents, httpreferrer, opts, useragent;
+ if (!this.webViewImpl.elementAttached || !this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_PARTITION].validPartitionId || !this.getValue()) {
+ return;
+ }
+ if (this.webViewImpl.guestInstanceId == null) {
+ if (this.webViewImpl.beforeFirstNavigation) {
+ this.webViewImpl.beforeFirstNavigation = false;
+ this.webViewImpl.createGuest();
+ }
+ return;
}
- return;
- }
- // Navigate to |this.src|.
- opts = {};
- httpreferrer = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_HTTPREFERRER].getValue();
- if (httpreferrer) {
- opts.httpReferrer = httpreferrer;
- }
- useragent = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_USERAGENT].getValue();
- if (useragent) {
- opts.userAgent = useragent;
+ // Navigate to |this.src|.
+ opts = {};
+ httpreferrer = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_HTTPREFERRER].getValue();
+ if (httpreferrer) {
+ opts.httpReferrer = httpreferrer;
+ }
+ useragent = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_USERAGENT].getValue();
+ if (useragent) {
+ opts.userAgent = useragent;
+ }
+ guestContents = remote.getGuestWebContents(this.webViewImpl.guestInstanceId);
+ return guestContents.loadURL(this.getValue(), opts);
}
- guestContents = remote.getGuestWebContents(this.webViewImpl.guestInstanceId);
- return guestContents.loadURL(this.getValue(), opts);
-};
+}
// Attribute specifies HTTP referrer.
-function HttpReferrerAttribute(webViewImpl) {
- HttpReferrerAttribute.super_.call(this, webViewConstants.ATTRIBUTE_HTTPREFERRER, webViewImpl);
+class HttpReferrerAttribute extends WebViewAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_HTTPREFERRER, webViewImpl);
+ }
}
-util.inherits(HttpReferrerAttribute, WebViewAttribute);
-
// Attribute specifies user agent
-function UserAgentAttribute(webViewImpl) {
- UserAgentAttribute.super_.call(this, webViewConstants.ATTRIBUTE_USERAGENT, webViewImpl);
+class UserAgentAttribute extends WebViewAttribute {
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_USERAGENT, webViewImpl);
+ }
}
-util.inherits(UserAgentAttribute, WebViewAttribute);
-
// Attribute that set preload script.
-function PreloadAttribute(webViewImpl) {
- PreloadAttribute.super_.call(this, webViewConstants.ATTRIBUTE_PRELOAD, webViewImpl);
-}
-
-util.inherits(PreloadAttribute, WebViewAttribute);
-
-PreloadAttribute.prototype.getValue = function() {
- var preload, protocol;
- if (!this.webViewImpl.webviewNode.hasAttribute(this.name)) {
- return this.value;
+class PreloadAttribute extends WebViewAttribute
+ constructor(webViewImpl) {
+ super(webViewConstants.ATTRIBUTE_PRELOAD, webViewImpl);
}
- preload = resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name));
- protocol = preload.substr(0, 5);
- if (protocol !== 'file:') {
- console.error(webViewConstants.ERROR_MSG_INVALID_PRELOAD_ATTRIBUTE);
- preload = '';
+
+ getValue() {
+ var preload, protocol;
+ if (!this.webViewImpl.webviewNode.hasAttribute(this.name)) {
+ return this.value;
+ }
+ preload = resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name));
+ protocol = preload.substr(0, 5);
+ if (protocol !== 'file:') {
+ console.error(webViewConstants.ERROR_MSG_INVALID_PRELOAD_ATTRIBUTE);
+ preload = '';
+ }
+ return preload;
}
- return preload;
-};
+}
// Sets up all of the webview attributes.
WebViewImpl.prototype.setupWebViewAttributes = function() {
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