diff options
Diffstat (limited to 'examples/cxx/hybrid/compositors')
| -rw-r--r-- | examples/cxx/hybrid/compositors/README | 28 | ||||
| -rw-r--r-- | examples/cxx/hybrid/compositors/compositors.xsd | 44 | ||||
| -rw-r--r-- | examples/cxx/hybrid/compositors/driver.cxx | 89 | ||||
| -rw-r--r-- | examples/cxx/hybrid/compositors/makefile | 62 |
4 files changed, 223 insertions, 0 deletions
diff --git a/examples/cxx/hybrid/compositors/README b/examples/cxx/hybrid/compositors/README new file mode 100644 index 0000000..b02a023 --- /dev/null +++ b/examples/cxx/hybrid/compositors/README @@ -0,0 +1,28 @@ +This example shows how to create, access, and modify object models with +complex nested choice and sequence compositors in the Embedded C++/Hybrid +mapping. + +For more information about nested compositors see Section 4.4, "Compositors" +in the Embedded C++/Hybrid Mapping Getting Started Guide. + + +The example consists of the following files: + +compositors.xsd + XML Schema which defines a number of types with nested compositors. + +compositors.hxx +compositors.cxx + + Object model classes. These are generated by the XSD/e compiler from + compositors.xsd. + +driver.cxx + Driver for the example. It shows how to create, access, and modify object + models that use nested choice and sequence compositors. The driver does + not produce any output. + + +To run the example simply execute: + +$ ./driver diff --git a/examples/cxx/hybrid/compositors/compositors.xsd b/examples/cxx/hybrid/compositors/compositors.xsd new file mode 100644 index 0000000..85f0db7 --- /dev/null +++ b/examples/cxx/hybrid/compositors/compositors.xsd @@ -0,0 +1,44 @@ +<?xml version="1.0"?> + +<!-- + +file : examples/cxx/hybrid/compositors/compositors.xsd +author : Boris Kolpackov <boris@codesynthesis.com> +copyright : not copyrighted - public domain + +--> + +<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"> + + <xsd:complexType name="simple_choice"> + <xsd:choice> + <xsd:element name="a" type="xsd:int"/> + <xsd:element name="b" type="xsd:string" minOccurs="0"/> + <xsd:element name="c" type="xsd:boolean" maxOccurs="unbounded"/> + </xsd:choice> + </xsd:complexType> + + <xsd:complexType name="nested_choice"> + <xsd:sequence> + <xsd:choice minOccurs="0"> + <xsd:element name="a" type="xsd:int"/> + <xsd:sequence> + <xsd:element name="b" type="xsd:int"/> + <xsd:element name="c" type="xsd:boolean"/> + </xsd:sequence> + </xsd:choice> + <xsd:element name="d" type="xsd:int"/> + </xsd:sequence> + </xsd:complexType> + + <xsd:complexType name="nested_sequence"> + <xsd:sequence maxOccurs="unbounded"> + <xsd:element name="a" type="xsd:int"/> + <xsd:sequence minOccurs="0"> + <xsd:element name="b" type="xsd:int"/> + <xsd:element name="c" type="xsd:boolean"/> + </xsd:sequence> + </xsd:sequence> + </xsd:complexType> + +</xsd:schema> diff --git a/examples/cxx/hybrid/compositors/driver.cxx b/examples/cxx/hybrid/compositors/driver.cxx new file mode 100644 index 0000000..5d7dd01 --- /dev/null +++ b/examples/cxx/hybrid/compositors/driver.cxx @@ -0,0 +1,89 @@ +// file : examples/cxx/hybrid/compositors/driver.cxx +// author : Boris Kolpackov <boris@codesynthesis.com> +// copyright : not copyrighted - public domain + +#include "compositors.hxx" + +int +main (int, char*[]) +{ + // Simple choice. + // + simple_choice sc; + + sc.a (123); // Automatically sets arm to a_tag. + + switch (sc.choice_arm ()) + { + case simple_choice::a_tag: + { + sc.a ()++; + break; + } + case simple_choice::b_tag: + { + // The b element is optional so we first need to check + // if it is present. + // + if (sc.b_present ()) + { + sc.b_present (false); + } + + break; + } + case simple_choice::c_tag: + { + // The c element is a sequence. + // + simple_choice::c_sequence& s = sc.c (); + + for (simple_choice::c_iterator i = s.begin (); i != s.end(); ++i) + { + *i = !*i; + } + + break; + } + } + + + // Nested choice. + // + nested_choice nc; + + // Initialize the choice with the 'sequence' arm. + // + nc.choice_present (true); + nested_choice::choice_type& c = nc.choice (); + c.choice_arm (nested_choice::choice_type::sequence_tag); + c.sequence ().b (123); + c.sequence ().c (true); + + nc.d (456); + + + // Nested sequence. + // + nested_sequence ns; + nested_sequence::sequence_sequence& s = ns.sequence (); + + for (int i = 0; i < 10; ++i) + { + nested_sequence::sequence_type x; + x.a (i); + + if (i % 2) + { + // Initialize the nested sequence. + // + x.sequence1_present (true); + x.sequence1 ().b (i); + x.sequence1 ().c (true); + } + + s.push_back (x); + } + + return 0; +} diff --git a/examples/cxx/hybrid/compositors/makefile b/examples/cxx/hybrid/compositors/makefile new file mode 100644 index 0000000..2bab6e1 --- /dev/null +++ b/examples/cxx/hybrid/compositors/makefile @@ -0,0 +1,62 @@ +# file : examples/cxx/hybrid/compositors/makefile +# author : Boris Kolpackov <boris@codesynthesis.com> +# copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC +# license : GNU GPL v2 + exceptions; see accompanying LICENSE file + +include $(dir $(lastword $(MAKEFILE_LIST)))../../../../build/bootstrap.make + +xsd := compositors.xsd +cxx := driver.cxx + +obj := $(addprefix $(out_base)/,$(cxx:.cxx=.o) $(xsd:.xsd=.o)) +dep := $(obj:.o=.o.d) + +xsde.l := $(out_root)/libxsde/xsde/xsde.l +xsde.l.cpp-options := $(out_root)/libxsde/xsde/xsde.l.cpp-options + +driver := $(out_base)/driver +clean := $(out_base)/.clean + +# Build. +# +$(driver): $(obj) $(xsde.l) + +$(obj) $(dep): $(xsde.l.cpp-options) + +gen := $(out_base)/$(xsd:.xsd=.hxx) \ + $(out_base)/$(xsd:.xsd=.cxx) + +$(gen): $(out_root)/xsde/xsde +$(gen): xsde := $(out_root)/xsde/xsde +$(gen): xsde_options += --generate-inline + +$(call include-dep,$(dep)) + +# Convenience alias for default target. +# +.PHONY: $(out_base)/ +$(out_base)/: $(driver) + + +# Clean. +# +.PHONY: $(clean) + +$(clean): $(driver).o.clean \ + $(addsuffix .cxx.clean,$(obj)) \ + $(addsuffix .cxx.clean,$(dep)) \ + $(addprefix $(out_base)/,$(xsd:.xsd=.cxx.xsd.clean)) + + +# How to. +# +$(call include,$(bld_root)/cxx/o-e.make) +$(call include,$(bld_root)/cxx/cxx-o.make) +$(call include,$(bld_root)/cxx/cxx-d.make) +$(call include,$(scf_root)/xsde/hybrid/xsd-cxx.make) + + +# Dependencies. +# +$(call import,$(src_root)/xsde/makefile) +$(call import,$(src_root)/libxsde/xsde/makefile) |