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Code Issues Projects Releases Wiki Activity

Avoid storing strong references to DOM nodes.

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This commit is contained in:
Kris Maglione
2010-10-03 15:36:46 -04:00
parent 89a3a36047
commit 4adf8d8b19
2 changed files with 16 additions and 11 deletions
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11
common/content/buffer.js
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@@ -440,10 +440,13 @@ const Buffer = Module("buffer", {
/** /**
* @property {Window} Returns the currently focused frame. * @property {Window} Returns the currently focused frame.
*/ */
get focusedFrame() get focusedFrame() {
(dactyl.has("tabs") ? tabs.localStore : this.localStore).focusedFrame, let frame = (dactyl.has("tabs") ? tabs.localStore : this.localStore).focusedFrame;
set focusedFrame(frame) return frame && frame.get();
(dactyl.has("tabs") ? tabs.localStore : this.localStore).focusedFrame = frame, },
set focusedFrame(frame) {
(dactyl.has("tabs") ? tabs.localStore : this.localStore).focusedFrame = Cu.getWeakReference(frame);
},
/** /**
* Returns the currently selected word. If the selection is * Returns the currently selected word. If the selection is

16
common/content/marks.js
View File

@@ -12,7 +12,7 @@
*/ */
const Marks = Module("marks", { const Marks = Module("marks", {
init: function init() { init: function init() {
function replacer(key, val) val instanceof Node ? null : val; function replacer(key, val) val instanceof Ci.nsISupports ? null : val;
this._localMarks = storage.newMap("local-marks", { privateData: true, replacer: replacer, store: true }); this._localMarks = storage.newMap("local-marks", { privateData: true, replacer: replacer, store: true });
this._urlMarks = storage.newMap("url-marks", { privateData: true, replacer: replacer, store: true }); this._urlMarks = storage.newMap("url-marks", { privateData: true, replacer: replacer, store: true });
@@ -57,7 +57,7 @@ const Marks = Module("marks", {
let position = { x: x, y: y }; let position = { x: x, y: y };
if (Marks.isURLMark(mark)) { if (Marks.isURLMark(mark)) {
let res = this._urlMarks.set(mark, { location: doc.URL, position: position, tab: tabs.getTab(), timestamp: Date.now()*1000 }); let res = this._urlMarks.set(mark, { location: doc.URL, position: position, tab: Cu.getWeakReference(tabs.getTab()), timestamp: Date.now()*1000 });
if (!silent) if (!silent)
dactyl.log("Adding URL mark: " + Marks.markToString(mark, res), 5); dactyl.log("Adding URL mark: " + Marks.markToString(mark, res), 5);
} }
@@ -107,18 +107,19 @@ const Marks = Module("marks", {
if (Marks.isURLMark(mark)) { if (Marks.isURLMark(mark)) {
let slice = this._urlMarks.get(mark); let slice = this._urlMarks.get(mark);
if (slice && slice.tab && slice.tab.linkedBrowser) { let tab = slice && slice.tab && slice.tab.get();
if (slice.tab.parentNode != config.browser.tabContainer) { if (tab && tab.linkedBrowser) {
if (tab.parentNode != config.browser.tabContainer) {
this._pendingJumps.push(slice); this._pendingJumps.push(slice);
// NOTE: this obviously won't work on generated pages using // NOTE: this obviously won't work on generated pages using
// non-unique URLs :( // non-unique URLs :(
dactyl.open(slice.location, dactyl.NEW_TAB); dactyl.open(slice.location, dactyl.NEW_TAB);
return; return;
} }
let index = tabs.index(slice.tab); let index = tabs.index(tab);
if (index != -1) { if (index != -1) {
tabs.select(index); tabs.select(index);
let win = slice.tab.linkedBrowser.contentWindow; let win = tab.linkedBrowser.contentWindow;
if (win.location.href != slice.location) { if (win.location.href != slice.location) {
this._pendingJumps.push(slice); this._pendingJumps.push(slice);
win.location.href = slice.location; win.location.href = slice.location;
@@ -180,10 +181,11 @@ const Marks = Module("marks", {
}, },
}, { }, {
markToString: function markToString(name, mark) { markToString: function markToString(name, mark) {
let tab = mark.tab && mark.tab.get();
return name + ", " + mark.location + return name + ", " + mark.location +
", (" + Math.round(mark.position.x * 100) + ", (" + Math.round(mark.position.x * 100) +
"%, " + Math.round(mark.position.y * 100) + "%)" + "%, " + Math.round(mark.position.y * 100) + "%)" +
(("tab" in mark) ? ", tab: " + tabs.index(mark.tab) : ""); (tab ? ", tab: " + tabs.index(tab) : "");
}, },
isLocalMark: function isLocalMark(mark) /^['`a-z]$/.test(mark), isLocalMark: function isLocalMark(mark) /^['`a-z]$/.test(mark),