mirror of
https://github.com/gryf/pentadactyl-pm.git
synced 2025-12-23 22:52:38 +01:00
Move page load event handlers to the buffer module.
This commit is contained in:
Doug Kearns
@@ -1,4 +1,6 @@
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// Copyright (c) 2006-2009 by Martin Stubenschrott <stubenschrott@vimperator.org>
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// Copyright (c) 2007-2009 by Doug Kearns <dougkearns@gmail.com>
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// Copyright (c) 2008-2009 by Kris Maglione <maglione.k at Gmail>
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//
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// This work is licensed for reuse under an MIT license. Details are
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// given in the LICENSE.txt file included with this file.
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@@ -6,6 +8,8 @@
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/** @scope modules */
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Components.utils.import("resource://gre/modules/XPCOMUtils.jsm", modules);
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const Point = new Struct("x", "y");
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/**
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@@ -15,9 +19,10 @@ const Point = new Struct("x", "y");
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* @instance buffer
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*/
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const Buffer = Module("buffer", {
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requires: ["config"],
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requires: ["autocommands", "config"],
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init: function () {
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const self = this;
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this.pageInfo = {};
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@@ -139,6 +144,196 @@ const Buffer = Module("buffer", {
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return Array.map(metaNodes, function (node) [(node.name || node.httpEquiv), template.highlightURL(node.content)])
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.sort(function (a, b) util.compareIgnoreCase(a[0], b[0]));
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});
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window.XULBrowserWindow = this.progressListener;
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window.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIWebNavigation)
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.QueryInterface(Ci.nsIDocShellTreeItem)
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.treeOwner
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.QueryInterface(Ci.nsIInterfaceRequestor)
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.getInterface(Ci.nsIXULWindow)
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.XULBrowserWindow = this.progressListener;
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try {
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getBrowser().addProgressListener(this.progressListener, Ci.nsIWebProgress.NOTIFY_ALL);
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}
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catch (e) {} // Why? --djk
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let appContent = document.getElementById("appcontent");
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appContent.addEventListener("DOMContentLoaded", this.closure.onDOMContentLoaded, true);
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// this adds an event which is is called on each page load, even if the
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// page is loaded in a background tab
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appContent.addEventListener("load", this.closure.onPageLoad, true);
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// called when the active document is scrolled
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this._updateBufferPosition = function _updateBufferPosition() {
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statusline.updateBufferPosition();
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modes.show();
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};
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appContent.addEventListener("scroll", self._updateBufferPosition, false);
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},
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destroy: function () {
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try {
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getBrowser().removeProgressListener(this.progressListener);
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}
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catch (e) {} // Why? --djk
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let appContent = document.getElementById("appcontent");
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appContent.removeEventListener("DOMContentLoaded", this.closure.onDOMContentLoaded, true);
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appContent.removeEventListener("load", this.closure.onPageLoad, true);
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appContent.removeEventListener("scroll", buffer._updateBufferPosition, false);
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},
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_triggerLoadAutocmd: function _triggerLoadAutocmd(name, doc) {
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let args = {
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url: doc.location.href,
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title: doc.title
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};
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if (liberator.has("tabs")) {
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args.tab = tabs.getContentIndex(doc) + 1;
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args.doc = "tabs.getTab(" + (args.tab - 1) + ").linkedBrowser.contentDocument";
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}
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autocommands.trigger(name, args);
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},
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onDOMContentLoaded: function onDOMContentLoaded(event) {
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let doc = event.originalTarget;
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if (doc instanceof HTMLDocument && !doc.defaultView.frameElement)
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this._triggerLoadAutocmd("DOMLoad", doc);
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},
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// TODO: see what can be moved to onDOMContentLoaded()
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onPageLoad: function onPageLoad(event) {
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if (event.originalTarget instanceof HTMLDocument) {
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let doc = event.originalTarget;
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// document is part of a frameset
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if (doc.defaultView.frameElement) {
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// hacky way to get rid of "Transfering data from ..." on sites with frames
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// when you click on a link inside a frameset, because asyncUpdateUI
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// is not triggered there (Gecko bug?)
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setTimeout(function () { statusline.updateUrl(); }, 10);
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return;
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}
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// code which should happen for all (also background) newly loaded tabs goes here:
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// mark the buffer as loaded, we can't use buffer.loaded
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// since that always refers to the current buffer, while doc can be
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// any buffer, even in a background tab
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doc.pageIsFullyLoaded = 1;
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// code which is only relevant if the page load is the current tab goes here:
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if (doc == getBrowser().contentDocument) {
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// we want to stay in command mode after a page has loaded
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// TODO: move somewhere else, as focusing can already happen earlier than on "load"
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if (options["focuscontent"]) {
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setTimeout(function () {
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let focused = liberator.focus;
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if (focused && (focused.value != null) && focused.value.length == 0)
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focused.blur();
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}, 0);
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}
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}
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else // background tab
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liberator.echomsg("Background tab loaded: " + doc.title || doc.location.href, 3);
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this._triggerLoadAutocmd("PageLoad", doc);
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}
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},
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/**
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* @property {Object} The document loading progress listener.
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*/
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progressListener: {
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QueryInterface: XPCOMUtils.generateQI([
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Ci.nsIWebProgressListener,
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Ci.nsIXULBrowserWindow
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]),
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// XXX: function may later be needed to detect a canceled synchronous openURL()
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onStateChange: function (webProgress, request, flags, status) {
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// STATE_IS_DOCUMENT | STATE_IS_WINDOW is important, because we also
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// receive statechange events for loading images and other parts of the web page
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if (flags & (Ci.nsIWebProgressListener.STATE_IS_DOCUMENT | Ci.nsIWebProgressListener.STATE_IS_WINDOW)) {
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// This fires when the load event is initiated
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// only thrown for the current tab, not when another tab changes
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if (flags & Ci.nsIWebProgressListener.STATE_START) {
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buffer.loaded = 0;
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statusline.updateProgress(0);
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autocommands.trigger("PageLoadPre", { url: buffer.URL });
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// don't reset mode if a frame of the frameset gets reloaded which
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// is not the focused frame
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if (document.commandDispatcher.focusedWindow == webProgress.DOMWindow) {
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setTimeout(function () { modes.reset(false); },
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liberator.mode == modes.HINTS ? 500 : 0);
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}
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}
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else if (flags & Ci.nsIWebProgressListener.STATE_STOP) {
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buffer.loaded = (status == 0 ? 1 : 2);
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statusline.updateUrl();
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}
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}
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},
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// for notifying the user about secure web pages
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onSecurityChange: function (webProgress, request, state) {
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// TODO: do something useful with STATE_SECURE_MED and STATE_SECURE_LOW
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if (state & Ci.nsIWebProgressListener.STATE_IS_INSECURE)
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statusline.setClass("insecure");
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else if (state & Ci.nsIWebProgressListener.STATE_IS_BROKEN)
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statusline.setClass("broken");
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else if (state & Ci.nsIWebProgressListener.STATE_IDENTITY_EV_TOPLEVEL)
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statusline.setClass("extended");
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else if (state & Ci.nsIWebProgressListener.STATE_SECURE_HIGH)
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statusline.setClass("secure");
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},
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onStatusChange: function (webProgress, request, status, message) {
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statusline.updateUrl(message);
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},
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onProgressChange: function (webProgress, request, curSelfProgress, maxSelfProgress, curTotalProgress, maxTotalProgress) {
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statusline.updateProgress(curTotalProgress/maxTotalProgress);
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},
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// happens when the users switches tabs
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onLocationChange: function () {
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statusline.updateUrl();
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statusline.updateProgress();
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autocommands.trigger("LocationChange", { url: buffer.URL });
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// if this is not delayed we get the position of the old buffer
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setTimeout(function () { statusline.updateBufferPosition(); }, 500);
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},
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// called at the very end of a page load
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asyncUpdateUI: function () {
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setTimeout(function () { statusline.updateUrl(); }, 100);
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},
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setOverLink: function (link, b) {
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let ssli = options["showstatuslinks"];
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if (link && ssli) {
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if (ssli == 1)
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statusline.updateUrl("Link: " + link);
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else if (ssli == 2)
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liberator.echo("Link: " + link, commandline.DISALLOW_MULTILINE);
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}
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if (link == "") {
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if (ssli == 1)
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statusline.updateUrl();
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else if (ssli == 2)
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modes.show();
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}
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},
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// nsIXULBrowserWindow stubs
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setJSDefaultStatus: function (status) {},
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setJSStatus: function (status) {},
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// Stub for something else, presumably. Not in any documented
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// interface.
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onLinkIconAvailable: function () {}
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},
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/**
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