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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/printing/nsPrintObject.h
parentInitial commit. (diff)
downloadfirefox-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.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/layout/printing/nsPrintObject.h b/layout/printing/nsPrintObject.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 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___ */