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lightning-sunbird  0.9+nobinonly
nsPaperPS.h
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00003 /* ***** BEGIN LICENSE BLOCK *****
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00018  * The Initial Developer of the Original Code is
00019  * Kenneth Herron <kherron@newsguy.com>.
00020  * Portions created by the Initial Developer are Copyright (C) 2004
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00025  * Alternatively, the contents of this file may be used under the terms of
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00038 
00039  
00040 #ifndef _PAPERPS_H_
00041 #define _PAPERPS_H_
00042 
00043 #include "prtypes.h"
00044 #include "nsDebug.h"
00045 #include "psSharedCore.h"
00046 
00047 struct nsPaperSizePS_ {
00048     const char *name;
00049     float width_mm;
00050     float height_mm;
00051     PRBool isMetric;        // Present to the user in metric, if possible
00052 };
00053 
00054 class NS_PSSHARED nsPaperSizePS {
00055     public:
00059         nsPaperSizePS() { mCurrent = 0; }
00060 
00064         PRBool AtEnd() { return mCurrent >= mCount; }
00065 
00070         void First() { mCurrent = 0; }
00071 
00076         void Next() {
00077             NS_WARN_IF_FALSE(!AtEnd(), "Invalid current item");
00078             mCurrent++;
00079         }
00080 
00085         PRBool Find(const char *aName);
00086 
00090         const char *Name() {
00091             NS_PRECONDITION(!AtEnd(), "Invalid current item");
00092             return mList[mCurrent].name;
00093         }
00094 
00098         float Width_mm() {
00099             NS_PRECONDITION(!AtEnd(), "Invalid current item");
00100             return mList[mCurrent].width_mm;
00101         }
00102 
00106         float Height_mm() {
00107             NS_PRECONDITION(!AtEnd(), "Invalid current item");
00108             return mList[mCurrent].height_mm;
00109         }
00110 
00115         PRBool IsMetric() {
00116             NS_PRECONDITION(!AtEnd(), "Invalid current item");
00117             return mList[mCurrent].isMetric;
00118         }
00119 
00120     private:
00121         unsigned int mCurrent;
00122         // the class visibility should export these, but it doesn't
00123         static NS_PSSHARED_STATIC_MEMBER_(const nsPaperSizePS_) mList[];
00124         static NS_PSSHARED_STATIC_MEMBER_(const unsigned int) mCount;
00125 };
00126 
00127 #endif
00128