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Diffstat (limited to 'widget/gtk/nsPaperPS.h')
-rw-r--r-- | widget/gtk/nsPaperPS.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/widget/gtk/nsPaperPS.h b/widget/gtk/nsPaperPS.h new file mode 100644 index 0000000000..1acc1780cc --- /dev/null +++ b/widget/gtk/nsPaperPS.h @@ -0,0 +1,93 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ex: set tabstop=8 softtabstop=4 shiftwidth=4 expandtab: */ +/* 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 _PAPERPS_H_ +#define _PAPERPS_H_ + +#include "nsDebug.h" + +struct nsPaperSizePS_ { + const char *name; + float width_mm; + float height_mm; + bool isMetric; // Present to the user in metric, if possible +}; + +class nsPaperSizePS { + public: + /** --------------------------------------------------- + * Constructor + */ + nsPaperSizePS() { mCurrent = 0; } + + /** --------------------------------------------------- + * @return true if the cursor points past the last item. + */ + bool AtEnd() { return mCurrent >= mCount; } + + /** --------------------------------------------------- + * Position the cursor at the beginning of the paper size list. + * @return VOID + */ + void First() { mCurrent = 0; } + + /** --------------------------------------------------- + * Advance the cursor to the next item. + * @return VOID + */ + void Next() { + NS_ASSERTION(!AtEnd(), "Invalid current item"); + mCurrent++; + } + + /** --------------------------------------------------- + * Point the cursor to the entry with the given paper name. + * @return true if pointing to a valid entry. + */ + bool Find(const char *aName); + + /** --------------------------------------------------- + * @return a pointer to the name of the current paper size + */ + const char *Name() { + NS_PRECONDITION(!AtEnd(), "Invalid current item"); + return mList[mCurrent].name; + } + + /** --------------------------------------------------- + * @return the width of the page in millimeters + */ + float Width_mm() { + NS_PRECONDITION(!AtEnd(), "Invalid current item"); + return mList[mCurrent].width_mm; + } + + /** --------------------------------------------------- + * @return the height of the page in millimeters + */ + float Height_mm() { + NS_PRECONDITION(!AtEnd(), "Invalid current item"); + return mList[mCurrent].height_mm; + } + + /** --------------------------------------------------- + * @return true if the paper should be presented to + * the user in metric units. + */ + bool IsMetric() { + NS_PRECONDITION(!AtEnd(), "Invalid current item"); + return mList[mCurrent].isMetric; + } + + private: + unsigned int mCurrent; + static const nsPaperSizePS_ mList[]; + static const unsigned int mCount; +}; + +#endif + |