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Breaking the grip JS has on the DOM: Difference between revisions
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Breaking the grip JS has on the DOM (view source)
Revision as of 15:52, 23 September 2005
, 23 September 2005jsval
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A new 'context stack' will be invented: | A new 'context stack' will be invented: | ||
* nsIScriptContexts to be used directly on the stack, rather than JSContext (hmm - is this necessary? I guess a "void *" would still work so long as it was associated with the language) | * nsIScriptContexts to be used directly on the stack, rather than JSContext (hmm - is this necessary? I guess a "void *" would still work so long as it was associated with the language) | ||
* Contexts for *all* languages are pushed and | * Contexts for *all* languages are pushed and poped as a single operation - a new context applies to all languages in the environment, not just a single one. This is so when calls cross multiple language boundaries, they always have a correct context, not just the last one that happened to be pushed for their language. | ||
The special casing for js in nsDOMClassInfo will need a fair bit of work, and significant help from Mozilla resources. | The special casing for js in nsDOMClassInfo will need a fair bit of work, and significant help from Mozilla resources. | ||
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* FinalizeClasses method - JS does the ClearScope/ClearWatchpointsForObject/ClearRegExpStatistics? | * FinalizeClasses method - JS does the ClearScope/ClearWatchpointsForObject/ClearRegExpStatistics? | ||
* nsIArray to be used in place of | * nsIArray to be used in place of jsval argc/argv used now. nsIPropertyBag may be a better choice in some cases - eg, event args are less "argv" in concept and more "list of public names to put in the namespace". | ||
* Maybe some kind of "SetProperty" function - as needed by nsGlobalWindow - "arguments", "navigator" etc. http://lxr.mozilla.org/seamonkey/source/dom/src/base/nsGlobalWindow.cpp#871 [Not sure this is needed. IMO we should make "arguments" be XPCOM objects, i.e. [nsIArray -- markh] and we'd finally be able to get to the arguments passed to window.open() from *any* language. "navigator" is just a property of a window like all others, except that there's some JS:isms around it that I think we can easily ignore for Python -- jst] | * Maybe some kind of "SetProperty" function - as needed by nsGlobalWindow - "arguments", "navigator" etc. http://lxr.mozilla.org/seamonkey/source/dom/src/base/nsGlobalWindow.cpp#871 [Not sure this is needed. IMO we should make "arguments" be XPCOM objects, i.e. [nsIArray -- markh] and we'd finally be able to get to the arguments passed to window.open() from *any* language. "navigator" is just a property of a window like all others, except that there's some JS:isms around it that I think we can easily ignore for Python -- jst] | ||