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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /layout/forms/nsNumberControlFrame.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | layout/forms/nsNumberControlFrame.h | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/layout/forms/nsNumberControlFrame.h b/layout/forms/nsNumberControlFrame.h new file mode 100644 index 0000000000..d7201ea1e1 --- /dev/null +++ b/layout/forms/nsNumberControlFrame.h @@ -0,0 +1,105 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef nsNumberControlFrame_h__ +#define nsNumberControlFrame_h__ + +#include "mozilla/Attributes.h" +#include "nsContainerFrame.h" +#include "nsTextControlFrame.h" +#include "nsIFormControlFrame.h" +#include "nsIAnonymousContentCreator.h" +#include "nsCOMPtr.h" + +class nsITextControlFrame; +class nsPresContext; + +namespace mozilla { +enum class PseudoStyleType : uint8_t; +class PresShell; +class WidgetEvent; +class WidgetGUIEvent; +namespace dom { +class HTMLInputElement; +} // namespace dom +} // namespace mozilla + +/** + * This frame type is used for <input type=number>. + * + * TODO(emilio): Maybe merge with nsTextControlFrame? + */ +class nsNumberControlFrame final : public nsTextControlFrame { + friend nsIFrame* NS_NewNumberControlFrame(mozilla::PresShell* aPresShell, + ComputedStyle* aStyle); + + typedef mozilla::PseudoStyleType PseudoStyleType; + typedef mozilla::dom::Element Element; + typedef mozilla::dom::HTMLInputElement HTMLInputElement; + typedef mozilla::WidgetEvent WidgetEvent; + typedef mozilla::WidgetGUIEvent WidgetGUIEvent; + + explicit nsNumberControlFrame(ComputedStyle* aStyle, + nsPresContext* aPresContext); + + public: + NS_DECL_QUERYFRAME + NS_DECL_FRAMEARENA_HELPERS(nsNumberControlFrame) + + void Destroy(DestroyContext&) override; + +#ifdef ACCESSIBILITY + mozilla::a11y::AccType AccessibleType() override; +#endif + + // nsIAnonymousContentCreator + nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override; + void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements, + uint32_t aFilter) override; + +#ifdef DEBUG_FRAME_DUMP + nsresult GetFrameName(nsAString& aResult) const override { + return MakeFrameName(u"NumberControl"_ns, aResult); + } +#endif + + /** + * If the frame is the frame for an nsNumberControlFrame's up or down spin + * button, returns the nsNumberControlFrame. Else returns nullptr. + */ + static nsNumberControlFrame* GetNumberControlFrameForSpinButton( + nsIFrame* aFrame); + + enum SpinButtonEnum { eSpinButtonNone, eSpinButtonUp, eSpinButtonDown }; + + /** + * Returns one of the SpinButtonEnum values to depending on whether the + * pointer event is over the spin-up button, the spin-down button, or + * neither. + */ + int32_t GetSpinButtonForPointerEvent(WidgetGUIEvent* aEvent) const; + + void SpinnerStateChanged() const; + + bool SpinnerUpButtonIsDepressed() const; + bool SpinnerDownButtonIsDepressed() const; + + /** + * Our element had HTMLInputElement::Select() called on it. + */ + void HandleSelectCall(); + + bool ShouldUseNativeStyleForSpinner() const; + + private: + // See nsNumberControlFrame::CreateAnonymousContent for a description of + // these. + nsCOMPtr<Element> mSpinBox; + nsCOMPtr<Element> mSpinUp; + nsCOMPtr<Element> mSpinDown; +}; + +#endif // nsNumberControlFrame_h__ |