content/xul/document/src/nsXULCommandDispatcher.h

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   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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   5  * The contents of this file are subject to the Mozilla Public License Version
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  15  * The Original Code is mozilla.org code.
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  22  * Contributor(s):
  23  *   Original Author: David W. Hyatt (hyatt@netscape.com)
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  37  * ***** END LICENSE BLOCK ***** */
  38
  39
  40 /*
  41
  42    This is the focus manager for XUL documents.
  43
  44 */
  45
  46 #ifndef nsXULCommandDispatcher_h__
  47 #define nsXULCommandDispatcher_h__
  48
  49 #include "nsCOMPtr.h"
  50 #include "nsIDOMXULCommandDispatcher.h"
  51 #include "nsIDOMFocusListener.h"
  52 #include "nsWeakReference.h"
  53 #include "nsIDOMNode.h"
  54 #include "nsString.h"
  55 #include "nsCycleCollectionParticipant.h"
  56
  57 class nsIDOMElement;
  58 class nsIFocusController;
  59
  60 class nsXULCommandDispatcher : public nsIDOMXULCommandDispatcher,
  61                                public nsSupportsWeakReference
  62 {
  63 public:
  64     nsXULCommandDispatcher(nsIDocument* aDocument);
  65     virtual ~nsXULCommandDispatcher();
  66
  67     // nsISupports
  68     NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  69     NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsXULCommandDispatcher,
  70                                              nsIDOMXULCommandDispatcher)
  71
  72     // nsIDOMXULCommandDispatcher interface
  73     NS_DECL_NSIDOMXULCOMMANDDISPATCHER
  74
  75     void Disconnect();
  76 protected:
  77     nsIFocusController* GetFocusController();
  78
  79     nsCOMPtr<nsIDocument> mDocument;
  80
  81     class Updater {
  82     public:
  83       Updater(nsIDOMElement* aElement,
  84               const nsAString& aEvents,
  85               const nsAString& aTargets)
  86           : mElement(aElement),
  87             mEvents(aEvents),
  88             mTargets(aTargets),
  89             mNext(nsnull)
  90       {}
  91
  92       nsCOMPtr<nsIDOMElement> mElement;
  93       nsString                mEvents;
  94       nsString                mTargets;
  95       Updater*                mNext;
  96     };
  97
  98     Updater* mUpdaters;
  99
 100     PRBool Matches(const nsString& aList,
 101                    const nsAString& aElement);
 102 };
 103
 104 #endif // nsXULCommandDispatcher_h__