layout/forms/nsFormControlFrame.h@97036ab72558 (annotated)
layout/forms/nsFormControlFrame.h
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #ifndef nsFormControlFrame_h___ |
| michael@0 | 7 | #define nsFormControlFrame_h___ |
| michael@0 | 8 | |
| michael@0 | 9 | #include "mozilla/Attributes.h" |
| michael@0 | 10 | #include "nsIFormControlFrame.h" |
| michael@0 | 11 | #include "nsLeafFrame.h" |
| michael@0 | 12 | |
| michael@0 | 13 | /** |
| michael@0 | 14 | * nsFormControlFrame is the base class for radio buttons and |
| michael@0 | 15 | * checkboxes. It also has two static methods (RegUnRegAccessKey and |
| michael@0 | 16 | * GetScreenHeight) that are used by other form controls. |
| michael@0 | 17 | */ |
| michael@0 | 18 | class nsFormControlFrame : public nsLeafFrame, |
| michael@0 | 19 | public nsIFormControlFrame |
| michael@0 | 20 | { |
| michael@0 | 21 | public: |
| michael@0 | 22 | /** |
| michael@0 | 23 | * Main constructor |
| michael@0 | 24 | * @param aContent the content representing this frame |
| michael@0 | 25 | * @param aParentFrame the parent frame |
| michael@0 | 26 | */ |
| michael@0 | 27 | nsFormControlFrame(nsStyleContext*); |
| michael@0 | 28 | |
| michael@0 | 29 | virtual nsIAtom* GetType() const MOZ_OVERRIDE; |
| michael@0 | 30 | |
| michael@0 | 31 | virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE |
| michael@0 | 32 | { |
| michael@0 | 33 | return nsLeafFrame::IsFrameOfType(aFlags & |
| michael@0 | 34 | ~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock)); |
| michael@0 | 35 | } |
| michael@0 | 36 | |
| michael@0 | 37 | NS_DECL_QUERYFRAME |
| michael@0 | 38 | NS_DECL_FRAMEARENA_HELPERS |
| michael@0 | 39 | |
| michael@0 | 40 | /** |
| michael@0 | 41 | * Respond to a gui event |
| michael@0 | 42 | * @see nsIFrame::HandleEvent |
| michael@0 | 43 | */ |
| michael@0 | 44 | virtual nsresult HandleEvent(nsPresContext* aPresContext, |
| michael@0 | 45 | mozilla::WidgetGUIEvent* aEvent, |
| michael@0 | 46 | nsEventStatus* aEventStatus) MOZ_OVERRIDE; |
| michael@0 | 47 | |
| michael@0 | 48 | virtual nscoord GetBaseline() const MOZ_OVERRIDE; |
| michael@0 | 49 | |
| michael@0 | 50 | /** |
| michael@0 | 51 | * Respond to the request to resize and/or reflow |
| michael@0 | 52 | * @see nsIFrame::Reflow |
| michael@0 | 53 | */ |
| michael@0 | 54 | virtual nsresult Reflow(nsPresContext* aCX, |
| michael@0 | 55 | nsHTMLReflowMetrics& aDesiredSize, |
| michael@0 | 56 | const nsHTMLReflowState& aReflowState, |
| michael@0 | 57 | nsReflowStatus& aStatus) MOZ_OVERRIDE; |
| michael@0 | 58 | |
| michael@0 | 59 | virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE; |
| michael@0 | 60 | |
| michael@0 | 61 | // new behavior |
| michael@0 | 62 | |
| michael@0 | 63 | virtual void SetFocus(bool aOn = true, bool aRepaint = false) MOZ_OVERRIDE; |
| michael@0 | 64 | |
| michael@0 | 65 | // nsIFormControlFrame |
| michael@0 | 66 | virtual nsresult SetFormProperty(nsIAtom* aName, const nsAString& aValue) MOZ_OVERRIDE; |
| michael@0 | 67 | |
| michael@0 | 68 | // AccessKey Helper function |
| michael@0 | 69 | static nsresult RegUnRegAccessKey(nsIFrame * aFrame, bool aDoReg); |
| michael@0 | 70 | |
| michael@0 | 71 | /** |
| michael@0 | 72 | * Returns the usable screen rect in app units, eg the rect where we can |
| michael@0 | 73 | * draw dropdowns. |
| michael@0 | 74 | */ |
| michael@0 | 75 | static nsRect GetUsableScreenRect(nsPresContext* aPresContext); |
| michael@0 | 76 | |
| michael@0 | 77 | protected: |
| michael@0 | 78 | |
| michael@0 | 79 | virtual ~nsFormControlFrame(); |
| michael@0 | 80 | |
| michael@0 | 81 | virtual nscoord GetIntrinsicWidth() MOZ_OVERRIDE; |
| michael@0 | 82 | virtual nscoord GetIntrinsicHeight() MOZ_OVERRIDE; |
| michael@0 | 83 | |
| michael@0 | 84 | // |
| michael@0 | 85 | //------------------------------------------------------------------------------------- |
| michael@0 | 86 | // Utility methods for managing checkboxes and radiobuttons |
| michael@0 | 87 | //------------------------------------------------------------------------------------- |
| michael@0 | 88 | // |
| michael@0 | 89 | /** |
| michael@0 | 90 | * Get the state of the checked attribute. |
| michael@0 | 91 | * @param aState set to true if the checked attribute is set, |
| michael@0 | 92 | * false if the checked attribute has been removed |
| michael@0 | 93 | */ |
| michael@0 | 94 | |
| michael@0 | 95 | void GetCurrentCheckState(bool* aState); |
| michael@0 | 96 | }; |
| michael@0 | 97 | |
| michael@0 | 98 | #endif |
| michael@0 | 99 |
