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71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* DOM object representing lists of values in DOM computed style */
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#ifndef nsDOMCSSValueList_h___
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#define nsDOMCSSValueList_h___
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#include "nsIDOMCSSValue.h"
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#include "nsIDOMCSSValueList.h"
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#include "nsTArray.h"
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#include "nsCOMPtr.h"
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class nsDOMCSSValueList : public nsIDOMCSSValueList
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{
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public:
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NS_DECL_ISUPPORTS
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// nsIDOMCSSValueList
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NS_DECL_NSIDOMCSSVALUELIST
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// nsIDOMCSSValue
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NS_DECL_NSIDOMCSSVALUE
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// nsDOMCSSValueList
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nsDOMCSSValueList(bool aCommaDelimited, bool aReadonly);
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virtual ~nsDOMCSSValueList();
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/**
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* Adds a value to this list.
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*/
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void AppendCSSValue(nsIDOMCSSValue* aValue);
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nsIDOMCSSValue* GetItemAt(PRUint32 aIndex)
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{
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return mCSSValues.SafeElementAt(aIndex, nsnull);
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}
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static nsDOMCSSValueList* FromSupports(nsISupports* aSupports)
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{
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#ifdef DEBUG
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{
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nsCOMPtr<nsIDOMCSSValueList> list_qi = do_QueryInterface(aSupports);
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// If this assertion fires the QI implementation for the object in
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// question doesn't use the nsIDOMCSSValueList pointer as the nsISupports
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// pointer. That must be fixed, or we'll crash...
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NS_ASSERTION(list_qi == static_cast<nsIDOMCSSValueList*>(aSupports),
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"Uh, fix QI!");
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}
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#endif
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return static_cast<nsDOMCSSValueList*>(aSupports);
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}
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private:
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bool mCommaDelimited; // some value lists use a comma
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// as the delimiter, some just use
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// spaces.
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bool mReadonly; // Are we read-only?
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InfallibleTArray<nsCOMPtr<nsIDOMCSSValue> > mCSSValues;
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};
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#endif /* nsDOMCSSValueList_h___ */
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