1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef nsGfxButtonControlFrame_h___
8 #define nsGfxButtonControlFrame_h___
9 
10 #include "mozilla/Attributes.h"
11 #include "nsHTMLButtonControlFrame.h"
12 #include "nsCOMPtr.h"
13 #include "nsIAnonymousContentCreator.h"
14 
15 class nsTextNode;
16 
17 // Class which implements the input[type=button, reset, submit] and
18 // browse button for input[type=file].
19 // The label for button is specified through generated content
20 // in the ua.css file.
21 
22 class nsGfxButtonControlFrame final : public nsHTMLButtonControlFrame,
23                                       public nsIAnonymousContentCreator {
24  public:
25   NS_DECL_FRAMEARENA_HELPERS(nsGfxButtonControlFrame)
26 
27   explicit nsGfxButtonControlFrame(ComputedStyle* aStyle,
28                                    nsPresContext* aPresContext);
29 
30   virtual void DestroyFrom(nsIFrame* aDestructRoot,
31                            PostDestroyData& aPostDestroyData) override;
32 
33   virtual nsresult HandleEvent(nsPresContext* aPresContext,
34                                mozilla::WidgetGUIEvent* aEvent,
35                                nsEventStatus* aEventStatus) override;
36 
37 #ifdef DEBUG_FRAME_DUMP
38   virtual nsresult GetFrameName(nsAString& aResult) const override;
39 #endif
40 
41   NS_DECL_QUERYFRAME
42 
43   // nsIAnonymousContentCreator
44   virtual nsresult CreateAnonymousContent(
45       nsTArray<ContentInfo>& aElements) override;
46   virtual void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
47                                         uint32_t aFilter) override;
48 
49   virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
50                                     int32_t aModType) override;
51 
52   virtual nsContainerFrame* GetContentInsertionFrame() override;
53 
54  protected:
55   nsresult GetDefaultLabel(nsAString& aLabel) const;
56 
57   nsresult GetLabel(nsString& aLabel);
58 
IsInput()59   virtual bool IsInput() override { return true; }
60 
61  private:
62   RefPtr<nsTextNode> mTextContent;
63 };
64 
65 #endif
66