mirror of
https://github.com/mozilla/gecko-dev.git
synced 2025-02-10 17:24:29 +00:00
Bug 1350298 - Reduce the complexity of nsContextMenu:setTarget. r=jaws
MozReview-Commit-ID: 2TYNVCV4LSL --HG-- extra : rebase_source : 7c225c26c585b5af86bbb90063c200b8233369c9
This commit is contained in:
Mark Banner
parent
c1099084df
commit
7f46a2f8e5
@ -574,24 +574,30 @@ nsContextMenu.prototype = {
|
||||
return gDevToolsBrowser.inspectNode(gBrowser.selectedTab, this.target);
|
||||
},
|
||||
|
||||
// Set various context menu attributes based on the state of the world.
|
||||
/**
|
||||
* Set various context menu attributes based on the state of the world.
|
||||
* Note: If the context menu is on a remote process the supplied parameters
|
||||
* will be overwritten with data from gContextMenuContentData.
|
||||
*
|
||||
* @param {Object} aNode The node that this menu is being opened on.
|
||||
* @param {nsIDOMNode} aRangeParent The parent node for where the selection ends.
|
||||
* @param {Integer} aRangeOffset The end position of where the selction ends.
|
||||
*/
|
||||
setTarget(aNode, aRangeParent, aRangeOffset) {
|
||||
// gContextMenuContentData.isRemote tells us if the event came from a remote
|
||||
// process. gContextMenuContentData can be null if something (like tests)
|
||||
// opens the context menu directly.
|
||||
let editFlags;
|
||||
this.isRemote = gContextMenuContentData && gContextMenuContentData.isRemote;
|
||||
if (this.isRemote) {
|
||||
aNode = gContextMenuContentData.event.target;
|
||||
aRangeParent = gContextMenuContentData.event.rangeParent;
|
||||
aRangeOffset = gContextMenuContentData.event.rangeOffset;
|
||||
editFlags = gContextMenuContentData.editFlags;
|
||||
}
|
||||
|
||||
const xulNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
|
||||
if (aNode.nodeType == Node.DOCUMENT_NODE ||
|
||||
// Not display on XUL element but relax for <label class="text-link">
|
||||
(aNode.namespaceURI == xulNS && !isXULTextLinkLabel(aNode))) {
|
||||
(aNode.namespaceURI == xulNS && !this._isXULTextLinkLabel(aNode))) {
|
||||
this.shouldDisplay = false;
|
||||
return;
|
||||
}
|
||||
@ -646,12 +652,15 @@ nsContextMenu.prototype = {
|
||||
let ownerDoc = this.target.ownerDocument;
|
||||
this.ownerDoc = ownerDoc;
|
||||
|
||||
let editFlags;
|
||||
|
||||
// If this is a remote context menu event, use the information from
|
||||
// gContextMenuContentData instead.
|
||||
if (this.isRemote) {
|
||||
this.browser = gContextMenuContentData.browser;
|
||||
this.principal = gContextMenuContentData.principal;
|
||||
this.frameOuterWindowID = gContextMenuContentData.frameOuterWindowID;
|
||||
editFlags = gContextMenuContentData.editFlags;
|
||||
} else {
|
||||
editFlags = SpellCheckHelper.isEditable(this.target, window);
|
||||
this.browser = ownerDoc.defaultView
|
||||
@ -669,104 +678,134 @@ nsContextMenu.prototype = {
|
||||
|
||||
// Check if we are in a synthetic document (stand alone image, video, etc.).
|
||||
this.inSyntheticDoc = ownerDoc.mozSyntheticDocument;
|
||||
// First, do checks for nodes that never have children.
|
||||
if (this.target.nodeType == Node.ELEMENT_NODE) {
|
||||
// See if the user clicked on an image. This check mirrors
|
||||
// nsDocumentViewer::GetInImage. Make sure to update both if this is
|
||||
// changed.
|
||||
if (this.target instanceof Ci.nsIImageLoadingContent &&
|
||||
this.target.currentURI) {
|
||||
this.onImage = true;
|
||||
|
||||
var request =
|
||||
this.target.getRequest(Ci.nsIImageLoadingContent.CURRENT_REQUEST);
|
||||
if (request && (request.imageStatus & request.STATUS_SIZE_AVAILABLE))
|
||||
this.onLoadedImage = true;
|
||||
if (request &&
|
||||
(request.imageStatus & request.STATUS_LOAD_COMPLETE) &&
|
||||
!(request.imageStatus & request.STATUS_ERROR)) {
|
||||
this.onCompletedImage = true;
|
||||
}
|
||||
this._setTargetForNodesNoChildren(editFlags, aRangeParent, aRangeOffset);
|
||||
|
||||
this.mediaURL = this.target.currentURI.spec;
|
||||
this._setTargetForNodesWithChildren(editFlags, aRangeParent, aRangeOffset);
|
||||
},
|
||||
|
||||
var descURL = this.target.getAttribute("longdesc");
|
||||
if (descURL) {
|
||||
this.imageDescURL = makeURLAbsolute(ownerDoc.body.baseURI, descURL);
|
||||
}
|
||||
} else if (this.target instanceof HTMLCanvasElement) {
|
||||
this.onCanvas = true;
|
||||
} else if (this.target instanceof HTMLVideoElement) {
|
||||
let mediaURL = this.target.currentSrc || this.target.src;
|
||||
if (this.isMediaURLReusable(mediaURL)) {
|
||||
this.mediaURL = mediaURL;
|
||||
}
|
||||
if (this._isProprietaryDRM()) {
|
||||
this.onDRMMedia = true;
|
||||
}
|
||||
// Firefox always creates a HTMLVideoElement when loading an ogg file
|
||||
// directly. If the media is actually audio, be smarter and provide a
|
||||
// context menu with audio operations.
|
||||
if (this.target.readyState >= this.target.HAVE_METADATA &&
|
||||
(this.target.videoWidth == 0 || this.target.videoHeight == 0)) {
|
||||
this.onAudio = true;
|
||||
} else {
|
||||
this.onVideo = true;
|
||||
}
|
||||
} else if (this.target instanceof HTMLAudioElement) {
|
||||
this.onAudio = true;
|
||||
let mediaURL = this.target.currentSrc || this.target.src;
|
||||
if (this.isMediaURLReusable(mediaURL)) {
|
||||
this.mediaURL = mediaURL;
|
||||
}
|
||||
if (this._isProprietaryDRM()) {
|
||||
this.onDRMMedia = true;
|
||||
}
|
||||
} else if (editFlags & (SpellCheckHelper.INPUT | SpellCheckHelper.TEXTAREA)) {
|
||||
this.onTextInput = (editFlags & SpellCheckHelper.TEXTINPUT) !== 0;
|
||||
this.onNumeric = (editFlags & SpellCheckHelper.NUMERIC) !== 0;
|
||||
this.onEditableArea = (editFlags & SpellCheckHelper.EDITABLE) !== 0;
|
||||
this.onPassword = (editFlags & SpellCheckHelper.PASSWORD) !== 0;
|
||||
if (this.onEditableArea) {
|
||||
if (this.isRemote) {
|
||||
InlineSpellCheckerUI.initFromRemote(gContextMenuContentData.spellInfo);
|
||||
} else {
|
||||
InlineSpellCheckerUI.init(this.target.QueryInterface(Ci.nsIDOMNSEditableElement).editor);
|
||||
InlineSpellCheckerUI.initFromEvent(aRangeParent, aRangeOffset);
|
||||
}
|
||||
}
|
||||
this.onKeywordField = (editFlags & SpellCheckHelper.KEYWORD);
|
||||
} else if (this.target instanceof HTMLHtmlElement) {
|
||||
var bodyElt = ownerDoc.body;
|
||||
if (bodyElt) {
|
||||
let computedURL;
|
||||
try {
|
||||
computedURL = this.getComputedURL(bodyElt, "background-image");
|
||||
this._hasMultipleBGImages = false;
|
||||
} catch (e) {
|
||||
this._hasMultipleBGImages = true;
|
||||
}
|
||||
if (computedURL) {
|
||||
this.hasBGImage = true;
|
||||
this.bgImageURL = makeURLAbsolute(bodyElt.baseURI,
|
||||
computedURL);
|
||||
}
|
||||
}
|
||||
} else if ((this.target instanceof HTMLEmbedElement ||
|
||||
this.target instanceof HTMLObjectElement ||
|
||||
this.target instanceof HTMLAppletElement) &&
|
||||
this.target.displayedType == HTMLObjectElement.TYPE_NULL &&
|
||||
this.target.pluginFallbackType == HTMLObjectElement.PLUGIN_CLICK_TO_PLAY) {
|
||||
this.onCTPPlugin = true;
|
||||
}
|
||||
|
||||
this.canSpellCheck = this._isSpellCheckEnabled(this.target);
|
||||
} else if (this.target.nodeType == Node.TEXT_NODE) {
|
||||
/**
|
||||
* Sets up the parts of the context menu for when when nodes have no children.
|
||||
*
|
||||
* @param {Integer} editFlags The edit flags for the node. See SpellCheckHelper
|
||||
* for the details.
|
||||
* @param {nsIDOMNode} rangeParent The parent node for where the selection ends.
|
||||
* @param {Integer} rangeOffset The end position of where the selction ends.
|
||||
*/
|
||||
_setTargetForNodesNoChildren(editFlags, rangeParent, rangeOffset) {
|
||||
if (this.target.nodeType == Node.TEXT_NODE) {
|
||||
// For text nodes, look at the parent node to determine the spellcheck attribute.
|
||||
this.canSpellCheck = this.target.parentNode &&
|
||||
this._isSpellCheckEnabled(this.target);
|
||||
return;
|
||||
}
|
||||
|
||||
// We only deal with TEXT_NODE and ELEMENT_NODE in this function, so return
|
||||
// early if we don't have one.
|
||||
if (this.target.nodeType != Node.ELEMENT_NODE) {
|
||||
return;
|
||||
}
|
||||
// See if the user clicked on an image. This check mirrors
|
||||
// nsDocumentViewer::GetInImage. Make sure to update both if this is
|
||||
// changed.
|
||||
if (this.target instanceof Ci.nsIImageLoadingContent &&
|
||||
this.target.currentURI) {
|
||||
this.onImage = true;
|
||||
|
||||
var request =
|
||||
this.target.getRequest(Ci.nsIImageLoadingContent.CURRENT_REQUEST);
|
||||
if (request && (request.imageStatus & request.STATUS_SIZE_AVAILABLE))
|
||||
this.onLoadedImage = true;
|
||||
if (request &&
|
||||
(request.imageStatus & request.STATUS_LOAD_COMPLETE) &&
|
||||
!(request.imageStatus & request.STATUS_ERROR)) {
|
||||
this.onCompletedImage = true;
|
||||
}
|
||||
|
||||
this.mediaURL = this.target.currentURI.spec;
|
||||
|
||||
var descURL = this.target.getAttribute("longdesc");
|
||||
if (descURL) {
|
||||
this.imageDescURL = makeURLAbsolute(this.ownerDoc.body.baseURI, descURL);
|
||||
}
|
||||
} else if (this.target instanceof HTMLCanvasElement) {
|
||||
this.onCanvas = true;
|
||||
} else if (this.target instanceof HTMLVideoElement) {
|
||||
let mediaURL = this.target.currentSrc || this.target.src;
|
||||
if (this.isMediaURLReusable(mediaURL)) {
|
||||
this.mediaURL = mediaURL;
|
||||
}
|
||||
if (this._isProprietaryDRM()) {
|
||||
this.onDRMMedia = true;
|
||||
}
|
||||
// Firefox always creates a HTMLVideoElement when loading an ogg file
|
||||
// directly. If the media is actually audio, be smarter and provide a
|
||||
// context menu with audio operations.
|
||||
if (this.target.readyState >= this.target.HAVE_METADATA &&
|
||||
(this.target.videoWidth == 0 || this.target.videoHeight == 0)) {
|
||||
this.onAudio = true;
|
||||
} else {
|
||||
this.onVideo = true;
|
||||
}
|
||||
} else if (this.target instanceof HTMLAudioElement) {
|
||||
this.onAudio = true;
|
||||
let mediaURL = this.target.currentSrc || this.target.src;
|
||||
if (this.isMediaURLReusable(mediaURL)) {
|
||||
this.mediaURL = mediaURL;
|
||||
}
|
||||
if (this._isProprietaryDRM()) {
|
||||
this.onDRMMedia = true;
|
||||
}
|
||||
} else if (editFlags & (SpellCheckHelper.INPUT | SpellCheckHelper.TEXTAREA)) {
|
||||
this.onTextInput = (editFlags & SpellCheckHelper.TEXTINPUT) !== 0;
|
||||
this.onNumeric = (editFlags & SpellCheckHelper.NUMERIC) !== 0;
|
||||
this.onEditableArea = (editFlags & SpellCheckHelper.EDITABLE) !== 0;
|
||||
this.onPassword = (editFlags & SpellCheckHelper.PASSWORD) !== 0;
|
||||
if (this.onEditableArea) {
|
||||
if (this.isRemote) {
|
||||
InlineSpellCheckerUI.initFromRemote(gContextMenuContentData.spellInfo);
|
||||
} else {
|
||||
InlineSpellCheckerUI.init(this.target.QueryInterface(Ci.nsIDOMNSEditableElement).editor);
|
||||
InlineSpellCheckerUI.initFromEvent(rangeParent, rangeOffset);
|
||||
}
|
||||
}
|
||||
this.onKeywordField = (editFlags & SpellCheckHelper.KEYWORD);
|
||||
} else if (this.target instanceof HTMLHtmlElement) {
|
||||
var bodyElt = this.ownerDoc.body;
|
||||
if (bodyElt) {
|
||||
let computedURL;
|
||||
try {
|
||||
computedURL = this.getComputedURL(bodyElt, "background-image");
|
||||
this._hasMultipleBGImages = false;
|
||||
} catch (e) {
|
||||
this._hasMultipleBGImages = true;
|
||||
}
|
||||
if (computedURL) {
|
||||
this.hasBGImage = true;
|
||||
this.bgImageURL = makeURLAbsolute(bodyElt.baseURI,
|
||||
computedURL);
|
||||
}
|
||||
}
|
||||
} else if ((this.target instanceof HTMLEmbedElement ||
|
||||
this.target instanceof HTMLObjectElement ||
|
||||
this.target instanceof HTMLAppletElement) &&
|
||||
this.target.displayedType == HTMLObjectElement.TYPE_NULL &&
|
||||
this.target.pluginFallbackType == HTMLObjectElement.PLUGIN_CLICK_TO_PLAY) {
|
||||
this.onCTPPlugin = true;
|
||||
}
|
||||
|
||||
this.canSpellCheck = this._isSpellCheckEnabled(this.target);
|
||||
},
|
||||
|
||||
/**
|
||||
* Sets up the parts of the context menu for when when nodes have children.
|
||||
*
|
||||
* @param {Integer} editFlags The edit flags for the node. See SpellCheckHelper
|
||||
* for the details.
|
||||
* @param {nsIDOMNode} rangeParent The parent node for where the selection ends.
|
||||
* @param {Integer} rangeOffset The end position of where the selction ends.
|
||||
*/
|
||||
_setTargetForNodesWithChildren(editFlags, rangeParent, rangeOffset) {
|
||||
// Second, bubble out, looking for items of interest that can have childen.
|
||||
// Always pick the innermost link, background image, etc.
|
||||
var elem = this.target;
|
||||
@ -776,7 +815,7 @@ nsContextMenu.prototype = {
|
||||
if (!this.onLink &&
|
||||
// Be consistent with what hrefAndLinkNodeForClickEvent
|
||||
// does in browser.js
|
||||
(isXULTextLinkLabel(elem) ||
|
||||
(this._isXULTextLinkLabel(elem) ||
|
||||
(elem instanceof HTMLAnchorElement && elem.href) ||
|
||||
(elem instanceof HTMLAreaElement && elem.href) ||
|
||||
elem instanceof HTMLLinkElement ||
|
||||
@ -834,11 +873,11 @@ nsContextMenu.prototype = {
|
||||
this.onMathML = true;
|
||||
|
||||
// See if the user clicked in a frame.
|
||||
var docDefaultView = ownerDoc.defaultView;
|
||||
var docDefaultView = this.ownerDoc.defaultView;
|
||||
if (docDefaultView != docDefaultView.top) {
|
||||
this.inFrame = true;
|
||||
|
||||
if (ownerDoc.isSrcdocDocument) {
|
||||
if (this.ownerDoc.isSrcdocDocument) {
|
||||
this.inSrcdocFrame = true;
|
||||
}
|
||||
}
|
||||
@ -862,26 +901,33 @@ nsContextMenu.prototype = {
|
||||
if (this.isRemote) {
|
||||
InlineSpellCheckerUI.initFromRemote(gContextMenuContentData.spellInfo);
|
||||
} else {
|
||||
var targetWin = ownerDoc.defaultView;
|
||||
var targetWin = this.ownerDoc.defaultView;
|
||||
var editingSession = targetWin.QueryInterface(Ci.nsIInterfaceRequestor)
|
||||
.getInterface(Ci.nsIWebNavigation)
|
||||
.QueryInterface(Ci.nsIInterfaceRequestor)
|
||||
.getInterface(Ci.nsIEditingSession);
|
||||
InlineSpellCheckerUI.init(editingSession.getEditorForWindow(targetWin));
|
||||
InlineSpellCheckerUI.initFromEvent(aRangeParent, aRangeOffset);
|
||||
InlineSpellCheckerUI.initFromEvent(rangeParent, rangeOffset);
|
||||
}
|
||||
var canSpell = InlineSpellCheckerUI.canSpellCheck && this.canSpellCheck;
|
||||
this.showItem("spell-check-enabled", canSpell);
|
||||
this.showItem("spell-separator", canSpell);
|
||||
}
|
||||
}
|
||||
},
|
||||
|
||||
function isXULTextLinkLabel(node) {
|
||||
return node.namespaceURI == xulNS &&
|
||||
node.tagName == "label" &&
|
||||
node.classList.contains("text-link") &&
|
||||
node.href;
|
||||
}
|
||||
/**
|
||||
* Determines if a node is a XUL Text link.
|
||||
*
|
||||
* @param {Object} node The object to test.
|
||||
* @returns {Boolean} true if the object is a XUL text link.
|
||||
*/
|
||||
_isXULTextLinkLabel(node) {
|
||||
const xulNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
|
||||
return node.namespaceURI == xulNS &&
|
||||
node.tagName == "label" &&
|
||||
node.classList.contains("text-link") &&
|
||||
node.href;
|
||||
},
|
||||
|
||||
// Returns the computed style attribute for the given element.
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user