Mercurial > octave
view libinterp/octave-value/cdef-object.h @ 31605:e88a07dec498 stable
maint: Use macros to begin/end C++ namespaces.
* oct-conf-post-public.in.h: Define two macros (OCTAVE_BEGIN_NAMESPACE,
OCTAVE_END_NAMESPACE) that can be used to start/end a namespace.
* mk-opts.pl, build-env.h, build-env.in.cc, __betainc__.cc, __contourc__.cc,
__dsearchn__.cc, __eigs__.cc, __expint__.cc, __ftp__.cc, __gammainc__.cc,
__ichol__.cc, __ilu__.cc, __isprimelarge__.cc, __lin_interpn__.cc,
__magick_read__.cc, __pchip_deriv__.cc, __qp__.cc, amd.cc, auto-shlib.cc,
auto-shlib.h, balance.cc, base-text-renderer.cc, base-text-renderer.h,
besselj.cc, bitfcns.cc, bsxfun.cc, c-file-ptr-stream.cc, c-file-ptr-stream.h,
call-stack.cc, call-stack.h, ccolamd.cc, cellfun.cc, chol.cc, colamd.cc,
colloc.cc, conv2.cc, daspk.cc, dasrt.cc, dassl.cc, data.cc, data.h, debug.cc,
defaults.cc, defaults.h, defun-int.h, defun.cc, det.cc, dirfns.cc, display.cc,
display.h, dlmread.cc, dmperm.cc, dot.cc, dynamic-ld.cc, dynamic-ld.h, eig.cc,
ellipj.cc, environment.cc, environment.h, error.cc, error.h, errwarn.h,
event-manager.cc, event-manager.h, event-queue.cc, event-queue.h, fcn-info.cc,
fcn-info.h, fft.cc, fft2.cc, fftn.cc, file-io.cc, filter.cc, find.cc,
ft-text-renderer.cc, ft-text-renderer.h, gcd.cc, getgrent.cc, getpwent.cc,
getrusage.cc, givens.cc, gl-render.cc, gl-render.h, gl2ps-print.cc,
gl2ps-print.h, graphics-toolkit.cc, graphics-toolkit.h, graphics.cc,
graphics.in.h, gsvd.cc, gtk-manager.cc, gtk-manager.h, hash.cc, help.cc,
help.h, hess.cc, hex2num.cc, hook-fcn.cc, hook-fcn.h, input.cc, input.h,
interpreter-private.cc, interpreter-private.h, interpreter.cc, interpreter.h,
inv.cc, jsondecode.cc, jsonencode.cc, kron.cc, latex-text-renderer.cc,
latex-text-renderer.h, load-path.cc, load-path.h, load-save.cc, load-save.h,
lookup.cc, ls-ascii-helper.cc, ls-ascii-helper.h, ls-oct-text.cc, ls-utils.cc,
ls-utils.h, lsode.cc, lu.cc, mappers.cc, matrix_type.cc, max.cc, mex-private.h,
mex.cc, mgorth.cc, nproc.cc, oct-fstrm.cc, oct-fstrm.h, oct-hdf5-types.cc,
oct-hdf5-types.h, oct-hist.cc, oct-hist.h, oct-iostrm.cc, oct-iostrm.h,
oct-opengl.h, oct-prcstrm.cc, oct-prcstrm.h, oct-procbuf.cc, oct-procbuf.h,
oct-process.cc, oct-process.h, oct-stdstrm.h, oct-stream.cc, oct-stream.h,
oct-strstrm.cc, oct-strstrm.h, oct-tex-lexer.in.ll, oct-tex-parser.yy,
ordqz.cc, ordschur.cc, pager.cc, pager.h, pinv.cc, pow2.cc, pr-flt-fmt.cc,
pr-output.cc, procstream.cc, procstream.h, psi.cc, qr.cc, quad.cc, quadcc.cc,
qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, settings.cc, settings.h,
sighandlers.cc, sighandlers.h, sparse-xdiv.cc, sparse-xdiv.h, sparse-xpow.cc,
sparse-xpow.h, sparse.cc, spparms.cc, sqrtm.cc, stack-frame.cc, stack-frame.h,
stream-euler.cc, strfind.cc, strfns.cc, sub2ind.cc, svd.cc, sylvester.cc,
symbfact.cc, syminfo.cc, syminfo.h, symrcm.cc, symrec.cc, symrec.h,
symscope.cc, symscope.h, symtab.cc, symtab.h, syscalls.cc, sysdep.cc, sysdep.h,
text-engine.cc, text-engine.h, text-renderer.cc, text-renderer.h, time.cc,
toplev.cc, tril.cc, tsearch.cc, typecast.cc, url-handle-manager.cc,
url-handle-manager.h, urlwrite.cc, utils.cc, utils.h, variables.cc,
variables.h, xdiv.cc, xdiv.h, xnorm.cc, xnorm.h, xpow.cc, xpow.h,
__delaunayn__.cc, __fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __ode15__.cc, __voronoi__.cc, audiodevinfo.cc,
audioread.cc, convhulln.cc, fftw.cc, gzip.cc, mk-build-env-features.sh,
mk-builtins.pl, cdef-class.cc, cdef-class.h, cdef-fwd.h, cdef-manager.cc,
cdef-manager.h, cdef-method.cc, cdef-method.h, cdef-object.cc, cdef-object.h,
cdef-package.cc, cdef-package.h, cdef-property.cc, cdef-property.h,
cdef-utils.cc, cdef-utils.h, ov-base.cc, ov-base.h, ov-bool-mat.cc,
ov-builtin.h, ov-cell.cc, ov-class.cc, ov-class.h, ov-classdef.cc,
ov-classdef.h, ov-complex.cc, ov-fcn-handle.cc, ov-fcn-handle.h, ov-fcn.h,
ov-java.cc, ov-java.h, ov-mex-fcn.h, ov-null-mat.cc, ov-oncleanup.cc,
ov-struct.cc, ov-typeinfo.cc, ov-typeinfo.h, ov-usr-fcn.cc, ov-usr-fcn.h,
ov.cc, ov.h, octave.cc, octave.h, mk-ops.sh, op-b-b.cc, op-b-bm.cc,
op-b-sbm.cc, op-bm-b.cc, op-bm-bm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-cell.cc,
op-chm.cc, op-class.cc, op-cm-cm.cc, op-cm-cs.cc, op-cm-m.cc, op-cm-s.cc,
op-cm-scm.cc, op-cm-sm.cc, op-cs-cm.cc, op-cs-cs.cc, op-cs-m.cc, op-cs-s.cc,
op-cs-scm.cc, op-cs-sm.cc, op-dm-dm.cc, op-dm-scm.cc, op-dm-sm.cc,
op-dm-template.cc, op-dms-template.cc, op-fcdm-fcdm.cc, op-fcm-fcm.cc,
op-fcm-fcs.cc, op-fcm-fm.cc, op-fcm-fs.cc, op-fcn.cc, op-fcs-fcm.cc,
op-fcs-fcs.cc, op-fcs-fm.cc, op-fcs-fs.cc, op-fdm-fdm.cc, op-fm-fcm.cc,
op-fm-fcs.cc, op-fm-fm.cc, op-fm-fs.cc, op-fs-fcm.cc, op-fs-fcs.cc,
op-fs-fm.cc, op-fs-fs.cc, op-i16-i16.cc, op-i32-i32.cc, op-i64-i64.cc,
op-i8-i8.cc, op-int-concat.cc, op-m-cm.cc, op-m-cs.cc, op-m-m.cc, op-m-s.cc,
op-m-scm.cc, op-m-sm.cc, op-mi.cc, op-pm-pm.cc, op-pm-scm.cc, op-pm-sm.cc,
op-pm-template.cc, op-range.cc, op-s-cm.cc, op-s-cs.cc, op-s-m.cc, op-s-s.cc,
op-s-scm.cc, op-s-sm.cc, op-sbm-b.cc, op-sbm-bm.cc, op-sbm-sbm.cc,
op-scm-cm.cc, op-scm-cs.cc, op-scm-m.cc, op-scm-s.cc, op-scm-scm.cc,
op-scm-sm.cc, op-sm-cm.cc, op-sm-cs.cc, op-sm-m.cc, op-sm-s.cc, op-sm-scm.cc,
op-sm-sm.cc, op-str-m.cc, op-str-s.cc, op-str-str.cc, op-struct.cc,
op-ui16-ui16.cc, op-ui32-ui32.cc, op-ui64-ui64.cc, op-ui8-ui8.cc, ops.h,
anon-fcn-validator.cc, anon-fcn-validator.h, bp-table.cc, bp-table.h,
comment-list.cc, comment-list.h, filepos.h, lex.h, lex.ll, oct-lvalue.cc,
oct-lvalue.h, oct-parse.yy, parse.h, profiler.cc, profiler.h,
pt-anon-scopes.cc, pt-anon-scopes.h, pt-arg-list.cc, pt-arg-list.h,
pt-args-block.cc, pt-args-block.h, pt-array-list.cc, pt-array-list.h,
pt-assign.cc, pt-assign.h, pt-binop.cc, pt-binop.h, pt-bp.cc, pt-bp.h,
pt-cbinop.cc, pt-cbinop.h, pt-cell.cc, pt-cell.h, pt-check.cc, pt-check.h,
pt-classdef.cc, pt-classdef.h, pt-cmd.h, pt-colon.cc, pt-colon.h, pt-const.cc,
pt-const.h, pt-decl.cc, pt-decl.h, pt-eval.cc, pt-eval.h, pt-except.cc,
pt-except.h, pt-exp.cc, pt-exp.h, pt-fcn-handle.cc, pt-fcn-handle.h, pt-id.cc,
pt-id.h, pt-idx.cc, pt-idx.h, pt-jump.h, pt-loop.cc, pt-loop.h, pt-mat.cc,
pt-mat.h, pt-misc.cc, pt-misc.h, pt-pr-code.cc, pt-pr-code.h, pt-select.cc,
pt-select.h, pt-spmd.cc, pt-spmd.h, pt-stmt.cc, pt-stmt.h, pt-tm-const.cc,
pt-tm-const.h, pt-unop.cc, pt-unop.h, pt-vm-eval.cc, pt-walk.cc, pt-walk.h,
pt.cc, pt.h, token.cc, token.h, Range.cc, Range.h, idx-vector.cc, idx-vector.h,
range-fwd.h, CollocWt.cc, CollocWt.h, aepbalance.cc, aepbalance.h, chol.cc,
chol.h, gepbalance.cc, gepbalance.h, gsvd.cc, gsvd.h, hess.cc, hess.h,
lo-mappers.cc, lo-mappers.h, lo-specfun.cc, lo-specfun.h, lu.cc, lu.h,
oct-convn.cc, oct-convn.h, oct-fftw.cc, oct-fftw.h, oct-norm.cc, oct-norm.h,
oct-rand.cc, oct-rand.h, oct-spparms.cc, oct-spparms.h, qr.cc, qr.h, qrp.cc,
qrp.h, randgamma.cc, randgamma.h, randmtzig.cc, randmtzig.h, randpoisson.cc,
randpoisson.h, schur.cc, schur.h, sparse-chol.cc, sparse-chol.h, sparse-lu.cc,
sparse-lu.h, sparse-qr.cc, sparse-qr.h, svd.cc, svd.h, child-list.cc,
child-list.h, dir-ops.cc, dir-ops.h, file-ops.cc, file-ops.h, file-stat.cc,
file-stat.h, lo-sysdep.cc, lo-sysdep.h, lo-sysinfo.cc, lo-sysinfo.h,
mach-info.cc, mach-info.h, oct-env.cc, oct-env.h, oct-group.cc, oct-group.h,
oct-password.cc, oct-password.h, oct-syscalls.cc, oct-syscalls.h, oct-time.cc,
oct-time.h, oct-uname.cc, oct-uname.h, action-container.cc, action-container.h,
base-list.h, cmd-edit.cc, cmd-edit.h, cmd-hist.cc, cmd-hist.h, f77-fcn.h,
file-info.cc, file-info.h, lo-array-errwarn.cc, lo-array-errwarn.h, lo-hash.cc,
lo-hash.h, lo-ieee.h, lo-regexp.cc, lo-regexp.h, lo-utils.cc, lo-utils.h,
oct-base64.cc, oct-base64.h, oct-glob.cc, oct-glob.h, oct-inttypes.h,
oct-mutex.cc, oct-mutex.h, oct-refcount.h, oct-shlib.cc, oct-shlib.h,
oct-sparse.cc, oct-sparse.h, oct-string.h, octave-preserve-stream-state.h,
pathsearch.cc, pathsearch.h, quit.cc, quit.h, unwind-prot.cc, unwind-prot.h,
url-transfer.cc, url-transfer.h : Use new macros to begin/end C++ namespaces.
author | Rik <rik@octave.org> |
---|---|
date | Thu, 01 Dec 2022 14:23:45 -0800 |
parents | 83f9f8bda883 |
children | aac27ad79be6 |
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//////////////////////////////////////////////////////////////////////// // // Copyright (C) 2012-2022 The Octave Project Developers // // See the file COPYRIGHT.md in the top-level directory of this // distribution or <https://octave.org/copyright/>. // // This file is part of Octave. // // Octave is free software: you can redistribute it and/or modify it // under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Octave is distributed in the hope that it will be useful, but // WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Octave; see the file COPYING. If not, see // <https://www.gnu.org/licenses/>. // //////////////////////////////////////////////////////////////////////// #if ! defined (octave_cdef_object_h) #define octave_cdef_object_h 1 #include "octave-config.h" #include <map> #include <string> #include "oct-refcount.h" #include "cdef-fwd.h" #include "error.h" #include "oct-map.h" #include "ov.h" #include "ovl.h" OCTAVE_BEGIN_NAMESPACE(octave) // This is mainly a bootstrap class to declare the expected interface. // The actual base class is cdef_class_base, which is declared after // cdef_object, such that it can contain cdef_object objects. class OCTINTERP_API cdef_object_rep { public: friend class cdef_object; cdef_object_rep (void) : m_count (1) { } cdef_object_rep& operator = (const cdef_object_rep&) = delete; virtual ~cdef_object_rep (void) = default; virtual cdef_class get_class (void) const; virtual void set_class (const cdef_class&) { err_invalid_object ("set_class"); } virtual cdef_object_rep * clone (void) const { err_invalid_object ("clone"); } virtual cdef_object_rep * empty_clone (void) const { err_invalid_object ("empty_clone"); } virtual cdef_object_rep * copy (void) const { err_invalid_object ("copy"); } virtual cdef_object_rep * make_array (void) const { err_invalid_object ("make_array"); } virtual bool is_array (void) const { return false; } virtual bool is_value_object (void) const { return false; } virtual bool is_handle_object (void) const { return false; } virtual bool is_meta_object (void) const { return false; } virtual Array<cdef_object> array_value (void) const { err_invalid_object ("array_value"); } virtual void put (const std::string&, const octave_value&) { err_invalid_object ("put"); } virtual octave_value get (const std::string&) const { err_invalid_object ("get"); } virtual void set_property (octave_idx_type, const std::string&, const octave_value&) { err_invalid_object ("set_property"); } virtual octave_value get_property (octave_idx_type, const std::string&) const { err_invalid_object ("get_property"); } virtual void break_closure_cycles (const std::shared_ptr<stack_frame>&) { err_invalid_object ("break_closure_cycles"); } virtual octave_value_list subsref (const std::string&, const std::list<octave_value_list>&, int, std::size_t&, const cdef_class&, bool) { err_invalid_object ("subsref"); } virtual octave_value subsasgn (const std::string&, const std::list<octave_value_list>&, const octave_value&) { err_invalid_object ("subsasgn"); } virtual string_vector map_keys (void) const; virtual bool is_valid (void) const { return false; } OCTINTERP_API std::string class_name (void) const; virtual void mark_for_construction (const cdef_class&) { err_invalid_object ("mark_for_construction"); } virtual bool is_constructed_for (const cdef_class&) const { err_invalid_object ("is_constructed_for"); } virtual bool is_partially_constructed_for (const cdef_class&) const { err_invalid_object ("is_partially_constructed_for"); } virtual void mark_as_constructed (void) { err_invalid_object ("mark_as_constructed"); } virtual void mark_as_constructed (const cdef_class&) { err_invalid_object ("mark_as_constructed"); } virtual bool is_constructed (void) const { err_invalid_object ("is_constructed"); } virtual octave_idx_type static_count (void) const { return 0; } virtual void destroy (void) { delete this; } OCTINTERP_API void release (const cdef_object& obj); virtual dim_vector dims (void) const { return dim_vector (); } protected: // Reference count refcount<octave_idx_type> m_count; // Restricted copying. cdef_object_rep (const cdef_object_rep&) : m_count (1) { } private: OCTAVE_NORETURN void err_invalid_object (const char *who) const { error ("%s: invalid object", who); } }; class OCTINTERP_API cdef_object { public: // FIXME: use a null object? cdef_object (void) : m_rep (new cdef_object_rep ()) { } cdef_object (const cdef_object& obj) : m_rep (obj.m_rep) { m_rep->m_count++; } cdef_object (cdef_object_rep *r) : m_rep (r) { } virtual ~cdef_object (void) { m_rep->release (*this); } cdef_object& operator = (const cdef_object& obj) { if (m_rep != obj.m_rep) { m_rep->release (*this); m_rep = obj.m_rep; m_rep->m_count++; } return *this; } OCTINTERP_API cdef_class get_class (void) const; void set_class (const cdef_class& cls) { m_rep->set_class (cls); } std::string class_name (void) const { return m_rep->class_name (); } cdef_object clone (void) const { return cdef_object (m_rep->clone ()); } cdef_object empty_clone (void) const { return cdef_object (m_rep->empty_clone ()); } dim_vector dims (void) const { return m_rep->dims (); } cdef_object make_array (void) const { return cdef_object (m_rep->make_array ()); } cdef_object copy (void) const { return cdef_object (m_rep->copy ()); } bool is_array (void) const { return m_rep->is_array (); } bool is_value_object (void) const { return m_rep->is_value_object (); } bool is_handle_object (void) const { return m_rep->is_handle_object (); } bool is_meta_object (void) const { return m_rep->is_meta_object (); } Array<cdef_object> array_value (void) const { return m_rep->array_value (); } void put (const std::string& pname, const octave_value& val) { m_rep->put (pname, val); } octave_value get (const std::string& pname) const { return m_rep->get (pname); } void set_property (octave_idx_type idx, const std::string& pname, const octave_value& pval) { return m_rep->set_property (idx, pname, pval); } octave_value get_property (octave_idx_type idx, const std::string& pname) const { return m_rep->get_property (idx, pname); } void break_closure_cycles (const std::shared_ptr<stack_frame>& frame) { m_rep->break_closure_cycles (frame); } octave_value_list subsref (const std::string& type, const std::list<octave_value_list>& idx, int nargout, std::size_t& skip, const cdef_class& context, bool auto_add = false) { return m_rep->subsref (type, idx, nargout, skip, context, auto_add); } octave_value subsasgn (const std::string& type, const std::list<octave_value_list>& idx, const octave_value& rhs, int ignore_copies = 0) { make_unique (ignore_copies); return m_rep->subsasgn (type, idx, rhs); } string_vector map_keys (void) const { return m_rep->map_keys (); } OCTINTERP_API octave_map map_value (void) const; const cdef_object_rep * get_rep (void) const { return m_rep; } bool ok (void) const { return m_rep->is_valid (); } void mark_for_construction (const cdef_class& cls) { m_rep->mark_for_construction (cls); } bool is_constructed (void) const { return m_rep->is_constructed (); } bool is_constructed_for (const cdef_class& cls) const { return m_rep->is_constructed_for (cls); } bool is_partially_constructed_for (const cdef_class& cls) const { return m_rep->is_partially_constructed_for (cls); } void mark_as_constructed (void) { m_rep->mark_as_constructed (); } void mark_as_constructed (const cdef_class& cls) { m_rep->mark_as_constructed (cls); } bool is (const cdef_object& obj) const { return m_rep == obj.m_rep; } protected: cdef_object_rep * get_rep (void) { return m_rep; } void make_unique (int ignore_copies) { if (m_rep->m_count > ignore_copies + 1) *this = clone (); } private: cdef_object_rep *m_rep; }; class OCTINTERP_API cdef_object_base : public cdef_object_rep { public: cdef_object_base (void) : cdef_object_rep (), m_klass () { } cdef_object_base& operator = (const cdef_object_base&) = delete; ~cdef_object_base (void) { } OCTINTERP_API cdef_class get_class (void) const; OCTINTERP_API void set_class (const cdef_class& cls); cdef_object_rep * empty_clone (void) const { return new cdef_object_base (*this); } OCTINTERP_API cdef_object_rep * make_array (void) const; protected: // Restricted copying! cdef_object_base (const cdef_object_base& obj) : cdef_object_rep (obj), m_klass (obj.m_klass) { } private: // The class of the object cdef_object m_klass; }; class OCTINTERP_API cdef_object_array : public cdef_object_base { public: cdef_object_array (void) : cdef_object_base () { } cdef_object_array (const Array<cdef_object>& a) : cdef_object_base (), m_array (a) { } cdef_object_array& operator = (const cdef_object_array&) = delete; ~cdef_object_array (void) = default; cdef_object_rep * clone (void) const { return new cdef_object_array (*this); } dim_vector dims (void) const { return m_array.dims (); } bool is_valid (void) const { return true; } bool is_array (void) const { return true; } Array<cdef_object> array_value (void) const { return m_array; } OCTINTERP_API octave_value_list subsref (const std::string& type, const std::list<octave_value_list>& idx, int nargout, std::size_t& skip, const cdef_class& context, bool auto_add); OCTINTERP_API octave_value subsasgn (const std::string& type, const std::list<octave_value_list>& idx, const octave_value& rhs); void set_property (octave_idx_type idx, const std::string& pname, const octave_value& pval) { cdef_object& tmp = m_array.elem (idx); return tmp.put (pname, pval); } octave_value get_property (octave_idx_type idx, const std::string& pname) const { cdef_object tmp = m_array.elem (idx); return tmp.get (pname); } private: Array<cdef_object> m_array; void fill_empty_values (void) { fill_empty_values (m_array); } OCTINTERP_API void fill_empty_values (Array<cdef_object>& arr); // Private copying! cdef_object_array (const cdef_object_array& obj) : cdef_object_base (obj), m_array (obj.m_array) { } }; class OCTINTERP_API cdef_object_scalar : public cdef_object_base { public: cdef_object_scalar (void) : cdef_object_base () { } cdef_object_scalar& operator = (const cdef_object_scalar&) = delete; ~cdef_object_scalar (void) = default; dim_vector dims (void) const { return dim_vector (1, 1); } void break_closure_cycles (const std::shared_ptr<stack_frame>& frame); void put (const std::string& pname, const octave_value& val) { m_map.assign (pname, val); } octave_value get (const std::string& pname) const { Cell val = m_map.contents (pname); if (val.numel () < 1) error ("get: unknown slot: %s", pname.c_str ()); return val(0, 0); } void set_property (octave_idx_type idx, const std::string& pname, const octave_value& pval) { if (idx != 0) error ("invalid index"); // FIXME put (pname, pval); } octave_value get_property (octave_idx_type idx, const std::string& pname) const { if (idx != 0) error ("invalid index"); // FIXME return get (pname); } OCTINTERP_API octave_value_list subsref (const std::string& type, const std::list<octave_value_list>& idx, int nargout, std::size_t& skip, const cdef_class& context, bool auto_add); OCTINTERP_API octave_value subsasgn (const std::string& type, const std::list<octave_value_list>& idx, const octave_value& rhs); OCTINTERP_API void mark_for_construction (const cdef_class&); OCTINTERP_API bool is_constructed_for (const cdef_class& cls) const; OCTINTERP_API bool is_partially_constructed_for (const cdef_class& cls) const; void mark_as_constructed (void) { m_ctor_list.clear (); } OCTINTERP_API void mark_as_constructed (const cdef_class& cls); bool is_constructed (void) const { return m_ctor_list.empty (); } protected: // Object property values octave_scalar_map m_map; // Internal/temporary structure used during object construction std::map< cdef_class, std::list<cdef_class>> m_ctor_list; protected: // Restricted object copying! cdef_object_scalar (const cdef_object_scalar& obj) : cdef_object_base (obj), m_map (obj.m_map), m_ctor_list (obj.m_ctor_list) { } }; class OCTINTERP_API handle_cdef_object : public cdef_object_scalar { public: handle_cdef_object (void) : cdef_object_scalar () { } handle_cdef_object& operator = (const handle_cdef_object&) = delete; OCTINTERP_API ~handle_cdef_object (void); cdef_object_rep * clone (void) const { handle_cdef_object *obj = const_cast<handle_cdef_object *> (this); obj->m_count++; return obj; } cdef_object_rep * copy (void) const { return new handle_cdef_object (*this); } bool is_valid (void) const { return true; } bool is_handle_object (void) const { return true; } protected: // Restricted copying! handle_cdef_object (const handle_cdef_object& obj) : cdef_object_scalar (obj) { } }; class OCTINTERP_API value_cdef_object : public cdef_object_scalar { public: value_cdef_object (void) : cdef_object_scalar () { } value_cdef_object& operator = (const value_cdef_object&) = delete; OCTINTERP_API ~value_cdef_object (void); cdef_object_rep * clone (void) const { return new value_cdef_object (*this); } cdef_object_rep * copy (void) const { return clone (); } bool is_valid (void) const { return true; } bool is_value_object (void) const { return true; } private: // Private copying! value_cdef_object (const value_cdef_object& obj) : cdef_object_scalar (obj) { } }; class OCTINTERP_API cdef_meta_object_rep : public handle_cdef_object { public: cdef_meta_object_rep (void) : handle_cdef_object () { } cdef_meta_object_rep& operator = (const cdef_meta_object_rep&) = delete; ~cdef_meta_object_rep (void) = default; cdef_object_rep * copy (void) const { return new cdef_meta_object_rep (*this); } bool is_meta_object (void) const { return true; } virtual bool is_class (void) const { return false; } virtual bool is_property (void) const { return false; } virtual bool is_method (void) const { return false; } virtual bool is_package (void) const { return false; } virtual octave_value_list meta_subsref (const std::string& /* type */, const std::list<octave_value_list>& /* idx */, int /* nargout */) { error ("subsref: invalid meta object"); } virtual void meta_release (void) { } virtual bool meta_accepts_postfix_index (char /* type */) const { return false; } protected: // Restricted copying! cdef_meta_object_rep (const cdef_meta_object_rep& obj) : handle_cdef_object (obj) { } }; class OCTINTERP_API cdef_meta_object : public cdef_object { public: cdef_meta_object (void) : cdef_object () { } // Object consistency is checked in sub-classes. cdef_meta_object (const cdef_meta_object& obj) : cdef_object (obj) { } cdef_meta_object (cdef_meta_object_rep *r) : cdef_object (r) { } cdef_meta_object (const cdef_object& obj) : cdef_object (obj) { } cdef_meta_object& operator = (const cdef_object&) = delete; ~cdef_meta_object (void) = default; bool is_class (void) const { return get_rep ()->is_class (); } bool is_property (void) const { return get_rep ()->is_property (); } bool is_method (void) const { return get_rep ()->is_method (); } bool is_package (void) const { return get_rep ()->is_package (); } octave_value_list meta_subsref (const std::string& type, const std::list<octave_value_list>& idx, int nargout) { return get_rep ()->meta_subsref (type, idx, nargout); } void meta_release (void) { get_rep ()->meta_release (); } bool meta_accepts_postfix_index (char type) const { return get_rep ()->meta_accepts_postfix_index (type); } private: cdef_meta_object_rep * get_rep (void) { return dynamic_cast<cdef_meta_object_rep *> (cdef_object::get_rep ()); } const cdef_meta_object_rep * get_rep (void) const { return dynamic_cast<const cdef_meta_object_rep *> (cdef_object::get_rep ()); } }; OCTAVE_END_NAMESPACE(octave) #endif