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Bug 1190093 (Comment Tweak) - Add better comments for nsIDocument::mIsShowing and mVisible. r=me DONTBUILD

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This commit is contained in:
Seth Fowler 2015-11-15 16:28:11 -08:00
parent 58aea8d328
commit 19e4536fc1
1 changed files with 7 additions and 3 deletions
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10
dom/base/nsIDocument.h
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@ -2809,11 +2809,15 @@ protected:
// True iff we've ever fired a DOMTitleChanged event for this document
bool mHaveFiredTitleChange : 1;
// True iff IsShowing() should be returning true
// State for IsShowing(). mIsShowing starts off false. It becomes true when
// OnPageShow happens and becomes false when OnPageHide happens. So it's false
// before the initial load completes and when we're in bfcache or unloaded,
// true otherwise.
bool mIsShowing : 1;
// True iff the document "page" is not hidden (i.e. currently in the
// bfcache)
// State for IsVisible(). mVisible starts off true. It becomes false when
// OnPageHide happens, and becomes true again when OnPageShow happens. So
// it's false only when we're in bfcache or unloaded.
bool mVisible : 1;
// True if our content viewer has been removed from the docshell