1 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 : /* ***** BEGIN LICENSE BLOCK *****
3 : * Version: MPL 1.1/GPL 2.0/LGPL 2.1
4 : *
5 : * The contents of this file are subject to the Mozilla Public License Version
6 : * 1.1 (the "License"); you may not use this file except in compliance with
7 : * the License. You may obtain a copy of the License at
8 : * http://www.mozilla.org/MPL/
9 : *
10 : * Software distributed under the License is distributed on an "AS IS" basis,
11 : * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
12 : * for the specific language governing rights and limitations under the
13 : * License.
14 : *
15 : * The Original Code is mozilla.org code.
16 : *
17 : * The Initial Developer of the Original Code is Mozilla Foundation
18 : * Portions created by the Initial Developer are Copyright (C) 2010
19 : * the Initial Developer. All Rights Reserved.
20 : *
21 : * Contributor(s):
22 : * Mounir Lamouri <mounir.lamouri@mozilla.com> (original author)
23 : *
24 : * Alternatively, the contents of this file may be used under the terms of
25 : * either of the GNU General Public License Version 2 or later (the "GPL"),
26 : * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
27 : * in which case the provisions of the GPL or the LGPL are applicable instead
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31 : * decision by deleting the provisions above and replace them with the notice
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33 : * the provisions above, a recipient may use your version of this file under
34 : * the terms of any one of the MPL, the GPL or the LGPL.
35 : *
36 : * ***** END LICENSE BLOCK ***** */
37 :
38 : #ifndef nsProgressFrame_h___
39 : #define nsProgressFrame_h___
40 :
41 : #include "nsContainerFrame.h"
42 : #include "nsIAnonymousContentCreator.h"
43 : #include "nsCOMPtr.h"
44 :
45 : class nsBaseContentList;
46 :
47 : class nsProgressFrame : public nsContainerFrame,
48 : public nsIAnonymousContentCreator
49 : {
50 : public:
51 : NS_DECL_QUERYFRAME_TARGET(nsProgressFrame)
52 : NS_DECL_QUERYFRAME
53 : NS_DECL_FRAMEARENA_HELPERS
54 :
55 : nsProgressFrame(nsStyleContext* aContext);
56 : virtual ~nsProgressFrame();
57 :
58 : virtual void DestroyFrom(nsIFrame* aDestructRoot);
59 :
60 : NS_IMETHOD BuildDisplayList(nsDisplayListBuilder* aBuilder,
61 : const nsRect& aDirtyRect,
62 : const nsDisplayListSet& aLists);
63 :
64 : NS_IMETHOD Reflow(nsPresContext* aCX,
65 : nsHTMLReflowMetrics& aDesiredSize,
66 : const nsHTMLReflowState& aReflowState,
67 : nsReflowStatus& aStatus);
68 :
69 : #ifdef NS_DEBUG
70 0 : NS_IMETHOD GetFrameName(nsAString& aResult) const {
71 0 : return MakeFrameName(NS_LITERAL_STRING("Progress"), aResult);
72 : }
73 : #endif
74 :
75 0 : virtual bool IsLeaf() const { return true; }
76 :
77 : // nsIAnonymousContentCreator
78 : virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements);
79 : virtual void AppendAnonymousContentTo(nsBaseContentList& aElements,
80 : PRUint32 aFilter);
81 :
82 : NS_IMETHOD AttributeChanged(PRInt32 aNameSpaceID,
83 : nsIAtom* aAttribute,
84 : PRInt32 aModType);
85 :
86 : virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext,
87 : nsSize aCBSize, nscoord aAvailableWidth,
88 : nsSize aMargin, nsSize aBorder,
89 : nsSize aPadding, bool aShrinkWrap);
90 :
91 : virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext);
92 : virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext);
93 :
94 0 : virtual bool IsFrameOfType(PRUint32 aFlags) const
95 : {
96 : return nsContainerFrame::IsFrameOfType(aFlags &
97 0 : ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
98 : }
99 :
100 : /**
101 : * Returns whether the frame and its child should use the native style.
102 : */
103 : bool ShouldUseNativeStyle() const;
104 :
105 : protected:
106 : // Helper function which reflow the anonymous div frame.
107 : void ReflowBarFrame(nsIFrame* aBarFrame,
108 : nsPresContext* aPresContext,
109 : const nsHTMLReflowState& aReflowState,
110 : nsReflowStatus& aStatus);
111 :
112 : /**
113 : * The div used to show the progress bar.
114 : * @see nsProgressFrame::CreateAnonymousContent
115 : */
116 : nsCOMPtr<nsIContent> mBarDiv;
117 : };
118 :
119 : #endif
120 :
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