Add C++ nested class example
This also reverts the nested class additions to the Java/C# 'class' example so that the 'class' example remains identical across different language modules
This commit is contained in:
William S Fulton
parent
b65ba2a8db
commit
2d518c638c
22 changed files with 802 additions and 18 deletions
18
Examples/java/nested/Makefile
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18
Examples/java/nested/Makefile
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TOP = ../..
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SWIG = $(TOP)/../preinst-swig
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CXXSRCS = example.cxx
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TARGET = example
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INTERFACE = example.i
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SWIGOPT =
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JAVASRCS = *.java
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check: build
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$(MAKE) -f $(TOP)/Makefile java_run
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build:
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$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
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SWIGOPT='$(SWIGOPT)' TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' java_cpp
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$(MAKE) -f $(TOP)/Makefile JAVASRCS='$(JAVASRCS)' JAVAFLAGS='$(JAVAFLAGS)' java_compile
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clean:
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$(MAKE) -f $(TOP)/Makefile java_clean
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62
Examples/java/nested/example.cxx
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62
Examples/java/nested/example.cxx
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#include "example.h"
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int MotorCar::DesignOpinion::AceDesignCount = 0;
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int MotorCar::DesignOpinion::TotalDesignCount = 0;
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int MotorCar::DesignOpinion::PercentScore() {
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return AceDesignCount*100/TotalDesignCount;
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}
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MotorCar::Wheels::Wheels(Shape shape, size_t count) : shape(shape), count(count) {}
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MotorCar::WindScreen::WindScreen(bool opaque) : opaque(opaque) {}
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MotorCar::MotorCar(const std::string &name, const Wheels &wheels, const WindScreen &windscreen) : name(name), wheels(wheels), windscreen(windscreen) {}
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MotorCar MotorCar::DesignFromComponents(const std::string &name, const Wheels &wheels, const WindScreen &windscreen) {
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MotorCar car = MotorCar(name, wheels, windscreen);
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DesignOpinion::TotalDesignCount++;
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if (car.wheels.Opinion().itrocks && car.windscreen.Opinion().itrocks)
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DesignOpinion::AceDesignCount++;
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return car;
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}
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MotorCar::DesignOpinion MotorCar::Wheels::Opinion() {
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DesignOpinion opinion;
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opinion.itrocks = true;
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if (shape == Square) {
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opinion.itrocks = false;
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opinion.reason = "you'll have a few issues with wheel rotation";
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}
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if (count <= 2) {
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opinion.reason += opinion.itrocks ? "" : " and ";
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opinion.itrocks = false;
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opinion.reason += "a few more wheels are needed for stability";
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}
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if (opinion.itrocks)
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opinion.reason = "your choice of wheels was top notch";
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return opinion;
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}
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MotorCar::DesignOpinion MotorCar::WindScreen::Opinion() {
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DesignOpinion opinion;
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opinion.itrocks = !opaque;
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opinion.reason = opinion.itrocks ? "the driver will have a commanding view out the window" : "you can't see out the windscreen";
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return opinion;
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}
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std::string MotorCar::WillItWork() {
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DesignOpinion wh = wheels.Opinion();
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DesignOpinion ws = windscreen.Opinion();
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std::string willit;
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if (wh.itrocks && ws.itrocks) {
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willit = "Great car design because " + wh.reason + " and " + ws.reason;
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} else {
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willit = "You need a rethink because ";
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willit += wh.itrocks ? "" : wh.reason;
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willit += (!wh.itrocks && !ws.itrocks) ? " and " : "";
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willit += ws.itrocks ? "" : ws.reason;
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}
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return willit;
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}
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162
Examples/java/nested/example.dsp
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162
Examples/java/nested/example.dsp
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# Microsoft Developer Studio Project File - Name="example" - Package Owner=<4>
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# Microsoft Developer Studio Generated Build File, Format Version 6.00
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# ** DO NOT EDIT **
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# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
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CFG=example - Win32 Release
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!MESSAGE This is not a valid makefile. To build this project using NMAKE,
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!MESSAGE use the Export Makefile command and run
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!MESSAGE
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!MESSAGE NMAKE /f "example.mak".
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!MESSAGE
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!MESSAGE You can specify a configuration when running NMAKE
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!MESSAGE by defining the macro CFG on the command line. For example:
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!MESSAGE
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!MESSAGE NMAKE /f "example.mak" CFG="example - Win32 Release"
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!MESSAGE
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!MESSAGE Possible choices for configuration are:
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!MESSAGE
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!MESSAGE "example - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
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!MESSAGE "example - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
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!MESSAGE
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# Begin Project
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# PROP AllowPerConfigDependencies 0
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# PROP Scc_ProjName ""
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# PROP Scc_LocalPath ""
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CPP=cl.exe
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MTL=midl.exe
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RSC=rc.exe
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!IF "$(CFG)" == "example - Win32 Debug"
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# PROP BASE Use_MFC 0
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# PROP BASE Use_Debug_Libraries 1
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# PROP BASE Output_Dir "Debug"
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# PROP BASE Intermediate_Dir "Debug"
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# PROP BASE Target_Dir ""
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# PROP Use_MFC 0
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# PROP Use_Debug_Libraries 1
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# PROP Output_Dir "Debug"
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# PROP Intermediate_Dir "Debug"
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# PROP Ignore_Export_Lib 0
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# PROP Target_Dir ""
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# ADD BASE CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "EXAMPLE_EXPORTS" /YX /FD /GZ /c
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# ADD CPP /nologo /MTd /W3 /Gm /GX /ZI /Od /I "$(JAVA_INCLUDE)" /I "$(JAVA_INCLUDE)\win32" /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "EXAMPLE_EXPORTS" /YX /FD /GZ /c
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# ADD BASE MTL /nologo /D "_DEBUG" /mktyplib203 /win32
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# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
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# ADD BASE RSC /l 0x809 /d "_DEBUG"
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# ADD RSC /l 0x809 /d "_DEBUG"
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BSC32=bscmake.exe
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# ADD BASE BSC32 /nologo
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# ADD BSC32 /nologo
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LINK32=link.exe
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# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /dll /debug /machine:I386 /pdbtype:sept
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# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /dll /debug /machine:I386 /out:"example.dll" /pdbtype:sept
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# Begin Special Build Tool
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SOURCE="$(InputPath)"
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PostBuild_Desc=Java compile post-build step
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PostBuild_Cmds=echo on "%JAVA_BIN%\javac" *.java
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# End Special Build Tool
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!ELSEIF "$(CFG)" == "example - Win32 Release"
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# PROP BASE Use_MFC 0
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# PROP BASE Use_Debug_Libraries 0
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# PROP BASE Output_Dir "Release"
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# PROP BASE Intermediate_Dir "Release"
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# PROP BASE Target_Dir ""
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# PROP Use_MFC 0
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# PROP Use_Debug_Libraries 0
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# PROP Output_Dir "Release"
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# PROP Intermediate_Dir "Release"
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# PROP Ignore_Export_Lib 0
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# PROP Target_Dir ""
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# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "EXAMPLE_EXPORTS" /YX /FD /c
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# ADD CPP /nologo /MT /W3 /GX /O2 /I "$(JAVA_INCLUDE)" /I "$(JAVA_INCLUDE)\win32" /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_MBCS" /D "_USRDLL" /D "EXAMPLE_EXPORTS" /YX /FD /c
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# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
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# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
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# ADD BASE RSC /l 0x809 /d "NDEBUG"
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# ADD RSC /l 0x809 /d "NDEBUG"
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BSC32=bscmake.exe
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# ADD BASE BSC32 /nologo
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# ADD BSC32 /nologo
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LINK32=link.exe
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# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /dll /machine:I386
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# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /dll /machine:I386 /out:"example.dll"
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# Begin Special Build Tool
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SOURCE="$(InputPath)"
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PostBuild_Desc=Java compile post-build step
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PostBuild_Cmds=echo on "%JAVA_BIN%\javac" *.java
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# End Special Build Tool
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!ENDIF
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# Begin Target
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# Name "example - Win32 Debug"
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# Name "example - Win32 Release"
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# Begin Group "Source Files"
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# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat"
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# Begin Source File
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SOURCE=.\example.cxx
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# End Source File
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# Begin Source File
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SOURCE=.\example_wrap.cxx
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# End Source File
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# End Group
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# Begin Group "Header Files"
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# PROP Default_Filter "h;hpp;hxx;hm;inl"
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# Begin Source File
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SOURCE=.\example.h
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# End Source File
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# End Group
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# Begin Group "Resource Files"
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# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe"
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# End Group
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# Begin Source File
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SOURCE=.\example.i
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!IF "$(CFG)" == "example - Win32 Debug"
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# Begin Custom Build
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InputPath=.\example.i
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InputName=example
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"$(InputName)_wrap.cxx" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
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echo In order to function correctly, please ensure the following environment variables are correctly set:
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echo JAVA_INCLUDE: %JAVA_INCLUDE%
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echo JAVA_BIN: %JAVA_BIN%
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echo on
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..\..\..\swig.exe -c++ -java "$(InputPath)"
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# End Custom Build
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!ELSEIF "$(CFG)" == "example - Win32 Release"
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# Begin Custom Build
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InputPath=.\example.i
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InputName=example
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"$(InputName)_wrap.cxx" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
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echo In order to function correctly, please ensure the following environment variables are correctly set:
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echo JAVA_INCLUDE: %JAVA_INCLUDE%
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echo JAVA_BIN: %JAVA_BIN%
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echo on
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..\..\..\swig.exe -c++ -java "$(InputPath)"
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# End Custom Build
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!ENDIF
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# End Source File
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# End Target
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# End Project
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48
Examples/java/nested/example.h
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48
Examples/java/nested/example.h
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#include <string>
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/** Design a motor car from various components */
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struct MotorCar {
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/** Information about an opinion of the design of a car component */
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struct DesignOpinion {
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bool itrocks;
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std::string reason;
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static int AceDesignCount;
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static int TotalDesignCount;
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static int PercentScore();
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};
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/** Wheels component */
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struct Wheels {
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enum Shape { Round, Square };
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Wheels(Shape shape, size_t count);
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DesignOpinion Opinion();
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private:
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Shape shape;
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size_t count;
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};
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/** Windscreen component */
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struct WindScreen {
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WindScreen(bool opaque);
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DesignOpinion Opinion();
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private:
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bool opaque;
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};
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/** Factory method for creating a car */
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static MotorCar DesignFromComponents(const std::string &name, const Wheels &wheels, const WindScreen &windscreen);
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std::string Name() {
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return name;
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}
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/** Get an overall opinion on the car design */
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std::string WillItWork();
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private:
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MotorCar(const std::string &name, const Wheels &wheels, const WindScreen &windscreen);
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std::string name;
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Wheels wheels;
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WindScreen windscreen;
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};
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13
Examples/java/nested/example.i
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13
Examples/java/nested/example.i
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%module example
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// This example shows how wrappers for numerous aspects of C++ nested classes work:
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// Nested static and instance variables and methods and nested enums
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%include <std_string.i>
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%{
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#include "example.h"
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%}
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%include "example.h"
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32
Examples/java/nested/runme.java
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32
Examples/java/nested/runme.java
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// This example illustrates wrapping of nested C++ classes
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public class runme {
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static {
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try {
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System.loadLibrary("example");
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} catch (UnsatisfiedLinkError e) {
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System.err.println("Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + e);
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System.exit(1);
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}
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}
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public static void main(String argv[])
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{
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MotorCar car1 = MotorCar.DesignFromComponents("Bumpy", new MotorCar.Wheels(MotorCar.Wheels.Shape.Square, 4), new MotorCar.WindScreen(false));
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MotorCar car2 = MotorCar.DesignFromComponents("Wobbly", new MotorCar.Wheels(MotorCar.Wheels.Shape.Round, 2), new MotorCar.WindScreen(false));
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MotorCar car3 = MotorCar.DesignFromComponents("Batty", new MotorCar.Wheels(MotorCar.Wheels.Shape.Round, 4), new MotorCar.WindScreen(true));
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MotorCar car4 = MotorCar.DesignFromComponents("Spiffing", new MotorCar.Wheels(MotorCar.Wheels.Shape.Round, 4), new MotorCar.WindScreen(false));
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System.out.println("Expert opinion on " + car1.Name() + " : \n " + car1.WillItWork());
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System.out.println("Expert opinion on " + car2.Name() + " : \n " + car2.WillItWork());
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System.out.println("Expert opinion on " + car3.Name() + " : \n " + car3.WillItWork());
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System.out.println("Expert opinion on " + car4.Name() + " : \n " + car4.WillItWork());
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int count = MotorCar.DesignOpinion.getAceDesignCount();
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int total = MotorCar.DesignOpinion.getTotalDesignCount();
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int percent = MotorCar.DesignOpinion.PercentScore();
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System.out.println("Overall opinion rating on car design is " + count + "/" + total + " = " + percent + "%");
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System.out.println("Single square wheel thoughts: " + new MotorCar.Wheels(MotorCar.Wheels.Shape.Square, 1).Opinion().getReason());
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}
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}
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