/* 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 nsTextControlFrame_h_
#define nsTextControlFrame_h_
#include "mozilla/Attributes.h"
#include "mozilla/ScrollContainerFrame.h"
#include "mozilla/TextControlElement.h"
namespace mozilla {
enum class PseudoStyleType : uint8_t;
namespace dom {
class Element;
}
// namespace dom
}
// namespace mozilla
class nsTextControlFrame final : public mozilla::ScrollContainerFrame {
using Element = mozilla::dom::Element;
public:
NS_DECL_FRAMEARENA_HELPERS(nsTextControlFrame)
nsTextControlFrame(ComputedStyle*, nsPresContext*);
// nsIAnonymousContentCreator
nsresult CreateAnonymousContent(nsTArray<ContentInfo>&) override;
void AppendAnonymousContentTo(nsTArray<nsIContent*>&,
uint32_t aFilter) override;
void DidSetComputedStyle(ComputedStyle* aOldComputedStyle) override;
virtual ~nsTextControlFrame();
/**
* Destroy() causes preparing to destroy editor and that may cause running
* selection listeners of spellchecker selection and document state listeners.
* Not sure whether the former does something or not, but nobody should run
* content script. The latter is currently only FinderHighlighter to clean up
* its fields at destruction. Thus, the latter won't run content script too.
* Therefore, this won't run unsafe script.
*/
MOZ_CAN_RUN_SCRIPT_BOUNDARY
void Destroy(DestroyContext&) override;
nscoord IntrinsicISize(
const mozilla::IntrinsicSizeInput& aInput,
mozilla::IntrinsicISizeType aType) override;
void Reflow(nsPresContext* aPresContext, ReflowOutput& aDesiredSize,
const ReflowInput& aReflowInput,
nsReflowStatus& aStatus) override;
Maybe<nscoord> GetNaturalBaselineBOffset(
mozilla::WritingMode aWM, BaselineSharingGroup aBaselineGroup,
BaselineExportContext aExportContext)
const override;
BaselineSharingGroup GetDefaultBaselineSharingGroup()
const override {
return BaselineSharingGroup::Last;
}
static Maybe<nscoord> GetSingleLineTextControlBaseline(
const nsIFrame* aFrame, nscoord aFirstBaseline, mozilla::WritingMode aWM,
BaselineSharingGroup aBaselineGroup) {
if (aFrame->StyleDisplay()->IsContainLayout()) {
return Nothing{};
}
NS_ASSERTION(aFirstBaseline != NS_INTRINSIC_ISIZE_UNKNOWN,
"please call Reflow before asking for the baseline");
return mozilla::Some(aBaselineGroup == BaselineSharingGroup::First
? aFirstBaseline
: aFrame->BSize(aWM) - aFirstBaseline);
}
#ifdef ACCESSIBILITY
mozilla::a11y::AccType AccessibleType() override;
#endif
#ifdef DEBUG_FRAME_DUMP
nsresult GetFrameName(nsAString& aResult)
const override {
aResult.AssignLiteral(
"nsTextControlFrame");
return NS_OK;
}
#endif
nsFrameSelection* GetOwnedFrameSelection() {
return ControlElement()->GetIndependentFrameSelection();
}
void InitPrimaryFrame() override;
void ElementStateChanged(mozilla::dom::ElementState aStates) override;
nsresult PeekOffset(mozilla::PeekOffsetStruct* aPos) override;
NS_DECL_QUERYFRAME
MOZ_CAN_RUN_SCRIPT_BOUNDARY
void HandleReadonlyOrDisabledChange();
public:
static Maybe<nscoord> ComputeBaseline(
const nsIFrame*,
const ReflowInput&,
bool aForSingleLineControl);
Element* GetButton()
const;
nsIFrame* GetButtonBoxFrame()
const override;
bool IsButtonBox(
const nsIFrame* aFrame)
const {
return mozilla::TextControlElement::IsButtonPseudoElement(
aFrame->Style()->GetPseudoType());
}
// called by the focus listener
nsresult MaybeBeginSecureKeyboardInput();
void MaybeEndSecureKeyboardInput();
mozilla::TextControlElement* ControlElement()
const {
MOZ_ASSERT(mozilla::TextControlElement::FromNode(GetContent()));
return static_cast<mozilla::TextControlElement*>(GetContent());
}
#define DEFINE_TEXTCTRL_CONST_FORWARDER(type, name) \
type name()
const {
return ControlElement()->name(); }
DEFINE_TEXTCTRL_CONST_FORWARDER(
bool, IsSingleLineTextControl)
DEFINE_TEXTCTRL_CONST_FORWARDER(
bool, IsTextArea)
DEFINE_TEXTCTRL_CONST_FORWARDER(
bool, IsPasswordTextControl)
DEFINE_TEXTCTRL_CONST_FORWARDER(Maybe<int32_t>, GetCols)
DEFINE_TEXTCTRL_CONST_FORWARDER(int32_t, GetColsOrDefault)
DEFINE_TEXTCTRL_CONST_FORWARDER(int32_t, GetRows)
#undef DEFINE_TEXTCTRL_CONST_FORWARDER
protected:
// Compute our fixed size (our intrinsic size if we have field-sizing: fixed,
// i.e. not considering our content itself).
mozilla::LogicalSize CalcFixedSize(gfxContext*, mozilla::WritingMode)
const;
// Our first baseline, or NS_INTRINSIC_ISIZE_UNKNOWN if we have a pending
// Reflow (or if we're contain:layout, which means we have no baseline).
nscoord mFirstBaseline = NS_INTRINSIC_ISIZE_UNKNOWN;
// The button element (spin-box, reveal, clear) created as anonymous content.
RefPtr<Element> mButtonContent;
};
#endif