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-rw-r--r--layout/forms/nsProgressFrame.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/layout/forms/nsProgressFrame.h b/layout/forms/nsProgressFrame.h
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+/* -*- 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 nsProgressFrame_h___
+#define nsProgressFrame_h___
+
+#include "mozilla/Attributes.h"
+#include "nsContainerFrame.h"
+#include "nsIAnonymousContentCreator.h"
+#include "nsCOMPtr.h"
+
+namespace mozilla {
+enum class PseudoStyleType : uint8_t;
+} // namespace mozilla
+
+class nsProgressFrame final : public nsContainerFrame,
+ public nsIAnonymousContentCreator {
+ typedef mozilla::PseudoStyleType PseudoStyleType;
+ typedef mozilla::dom::Element Element;
+
+ public:
+ NS_DECL_QUERYFRAME
+ NS_DECL_FRAMEARENA_HELPERS(nsProgressFrame)
+
+ explicit nsProgressFrame(ComputedStyle* aStyle, nsPresContext* aPresContext);
+ virtual ~nsProgressFrame();
+
+ void Destroy(DestroyContext&) override;
+
+ virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
+ const nsDisplayListSet& aLists) override;
+
+ virtual void Reflow(nsPresContext* aCX, ReflowOutput& aDesiredSize,
+ const ReflowInput& aReflowInput,
+ nsReflowStatus& aStatus) override;
+
+#ifdef DEBUG_FRAME_DUMP
+ virtual nsresult GetFrameName(nsAString& aResult) const override {
+ return MakeFrameName(u"Progress"_ns, aResult);
+ }
+#endif
+
+ // nsIAnonymousContentCreator
+ virtual nsresult CreateAnonymousContent(
+ nsTArray<ContentInfo>& aElements) override;
+ virtual void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
+ uint32_t aFilter) override;
+
+ virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
+ int32_t aModType) override;
+
+ virtual mozilla::LogicalSize ComputeAutoSize(
+ gfxContext* aRenderingContext, mozilla::WritingMode aWM,
+ const mozilla::LogicalSize& aCBSize, nscoord aAvailableISize,
+ const mozilla::LogicalSize& aMargin,
+ const mozilla::LogicalSize& aBorderPadding,
+ const mozilla::StyleSizeOverrides& aSizeOverrides,
+ mozilla::ComputeSizeFlags aFlags) override;
+
+ virtual nscoord GetMinISize(gfxContext* aRenderingContext) override;
+ virtual nscoord GetPrefISize(gfxContext* aRenderingContext) override;
+
+ /**
+ * Returns whether the frame and its child should use the native style.
+ */
+ bool ShouldUseNativeStyle() const;
+
+ protected:
+ // Helper function to reflow a child frame.
+ void ReflowChildFrame(nsIFrame* aChild, nsPresContext* aPresContext,
+ const ReflowInput& aReflowInput,
+ nsReflowStatus& aStatus);
+
+ /**
+ * The div used to show the progress bar.
+ * @see nsProgressFrame::CreateAnonymousContent
+ */
+ nsCOMPtr<Element> mBarDiv;
+};
+
+#endif