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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/printing/nsPrintObject.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/printing/nsPrintObject.h')
-rw-r--r-- | layout/printing/nsPrintObject.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/layout/printing/nsPrintObject.h b/layout/printing/nsPrintObject.h new file mode 100644 index 0000000000..4c79bbbf0e --- /dev/null +++ b/layout/printing/nsPrintObject.h @@ -0,0 +1,88 @@ +/* -*- 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 nsPrintObject_h___ +#define nsPrintObject_h___ + +#include "mozilla/Attributes.h" +#include "mozilla/UniquePtr.h" + +// Interfaces +#include "nsCOMPtr.h" +#include "nsViewManager.h" +#include "nsIDocShell.h" +#include "nsIDocShellTreeOwner.h" + +class nsIContent; +class nsPresContext; + +namespace mozilla { +class PresShell; +} // namespace mozilla + +//--------------------------------------------------- +//-- nsPrintObject Class +//--------------------------------------------------- +class nsPrintObject final { + public: + /** + * If aParent is nullptr (default), then this instance will be initialized as + * a "root" nsPrintObject. Otherwise, this will be a "nested" nsPrintObject. + */ + nsPrintObject(nsIDocShell& aDocShell, mozilla::dom::Document& aDoc, + nsPrintObject* aParent = nullptr); + ~nsPrintObject(); + + void DestroyPresentation(); + + /** + * Recursively sets all the PO items to be printed + * from the given item down into the tree + */ + void EnablePrinting(bool aEnable); + + /** + * Recursively sets all the PO items to be printed if they have a selection. + */ + void EnablePrintingSelectionOnly(); + + bool PrintingIsEnabled() const { return mPrintingIsEnabled; } + + bool HasSelection() const; + + // Data Members + nsCOMPtr<nsIDocShell> mDocShell; + nsCOMPtr<nsIDocShellTreeOwner> mTreeOwner; + RefPtr<mozilla::dom::Document> mDocument; + + RefPtr<nsPresContext> mPresContext; + RefPtr<mozilla::PresShell> mPresShell; + RefPtr<nsViewManager> mViewManager; + + nsCOMPtr<nsIContent> mContent; + + nsTArray<mozilla::UniquePtr<nsPrintObject>> mKids; + const nsPrintObject* mParent; // This is a non-owning pointer. + bool mHasBeenPrinted = false; + bool mInvisible = false; // Indicates PO is set to not visible by CSS + + // The scale factor that sheets should be scaled by. This is either the + // explicit scale chosen by the user or else the shrink-to-fit scale factor + // if the user selects shrink-to-fit. Only set on the top-level nsPrintObject + // since this is only used by nsPageFrame (via nsPresContext::GetPageScale()). + float mZoomRatio = 1.0; + + // If the user selects the shrink-to-fit option, the shrink-to-fit scale + // factor is calculated and stored here. Only set on the top-level + // nsPrintObject. + float mShrinkRatio = 1.0; + + private: + nsPrintObject& operator=(const nsPrintObject& aOther) = delete; + + bool mPrintingIsEnabled = false; +}; + +#endif /* nsPrintObject_h___ */ |