Mercurial > octave-nkf
view liboctave/util/action-container.h @ 17769:49a5a4be04a1
maint: Use GNU style coding conventions for code in liboctave/
* liboctave/array/Array-C.cc, liboctave/array/Array-b.cc,
liboctave/array/Array-ch.cc, liboctave/array/Array-d.cc,
liboctave/array/Array-f.cc, liboctave/array/Array-fC.cc,
liboctave/array/Array-util.cc, liboctave/array/Array-util.h,
liboctave/array/Array.cc, liboctave/array/Array.h, liboctave/array/Array3.h,
liboctave/array/CColVector.cc, liboctave/array/CColVector.h,
liboctave/array/CDiagMatrix.cc, liboctave/array/CDiagMatrix.h,
liboctave/array/CMatrix.cc, liboctave/array/CMatrix.h,
liboctave/array/CNDArray.cc, liboctave/array/CNDArray.h,
liboctave/array/CRowVector.cc, liboctave/array/CRowVector.h,
liboctave/array/CSparse.cc, liboctave/array/CSparse.h,
liboctave/array/DiagArray2.h, liboctave/array/MArray.cc,
liboctave/array/MArray.h, liboctave/array/MDiagArray2.cc,
liboctave/array/MDiagArray2.h, liboctave/array/MSparse.cc,
liboctave/array/MSparse.h, liboctave/array/MatrixType.cc,
liboctave/array/MatrixType.h, liboctave/array/PermMatrix.h,
liboctave/array/Range.cc, liboctave/array/Range.h, liboctave/array/Sparse.cc,
liboctave/array/Sparse.h, liboctave/array/boolMatrix.cc,
liboctave/array/boolMatrix.h, liboctave/array/boolNDArray.cc,
liboctave/array/boolNDArray.h, liboctave/array/boolSparse.cc,
liboctave/array/boolSparse.h, liboctave/array/chMatrix.cc,
liboctave/array/chMatrix.h, liboctave/array/chNDArray.cc,
liboctave/array/chNDArray.h, liboctave/array/dColVector.h,
liboctave/array/dDiagMatrix.cc, liboctave/array/dDiagMatrix.h,
liboctave/array/dMatrix.cc, liboctave/array/dMatrix.h,
liboctave/array/dNDArray.cc, liboctave/array/dNDArray.h,
liboctave/array/dRowVector.h, liboctave/array/dSparse.cc,
liboctave/array/dSparse.h, liboctave/array/dim-vector.cc,
liboctave/array/dim-vector.h, liboctave/array/fCColVector.cc,
liboctave/array/fCColVector.h, liboctave/array/fCDiagMatrix.cc,
liboctave/array/fCDiagMatrix.h, liboctave/array/fCMatrix.cc,
liboctave/array/fCMatrix.h, liboctave/array/fCNDArray.cc,
liboctave/array/fCNDArray.h, liboctave/array/fCRowVector.cc,
liboctave/array/fCRowVector.h, liboctave/array/fColVector.h,
liboctave/array/fDiagMatrix.cc, liboctave/array/fDiagMatrix.h,
liboctave/array/fMatrix.cc, liboctave/array/fMatrix.h,
liboctave/array/fNDArray.cc, liboctave/array/fNDArray.h,
liboctave/array/fRowVector.h, liboctave/array/idx-vector.cc,
liboctave/array/idx-vector.h, liboctave/array/intNDArray.cc,
liboctave/array/intNDArray.h, liboctave/cruft/misc/blaswrap.c,
liboctave/cruft/misc/quit.cc, liboctave/numeric/CmplxCHOL.cc,
liboctave/numeric/CmplxCHOL.h, liboctave/numeric/CmplxGEPBAL.cc,
liboctave/numeric/CmplxGEPBAL.h, liboctave/numeric/CmplxHESS.h,
liboctave/numeric/CmplxLU.cc, liboctave/numeric/CmplxLU.h,
liboctave/numeric/CmplxQR.cc, liboctave/numeric/CmplxQRP.cc,
liboctave/numeric/CmplxQRP.h, liboctave/numeric/CmplxSCHUR.h,
liboctave/numeric/CmplxSVD.cc, liboctave/numeric/CmplxSVD.h,
liboctave/numeric/CollocWt.h, liboctave/numeric/DAE.h,
liboctave/numeric/DAEFunc.h, liboctave/numeric/DAERT.h,
liboctave/numeric/DAERTFunc.h, liboctave/numeric/DASPK.cc,
liboctave/numeric/DASRT.cc, liboctave/numeric/DASRT.h,
liboctave/numeric/DASSL.cc, liboctave/numeric/DET.h, liboctave/numeric/EIG.cc,
liboctave/numeric/EIG.h, liboctave/numeric/LSODE.cc, liboctave/numeric/ODE.h,
liboctave/numeric/ODEFunc.h, liboctave/numeric/ODES.h,
liboctave/numeric/ODESFunc.h, liboctave/numeric/Quad.cc,
liboctave/numeric/Quad.h, liboctave/numeric/SparseCmplxCHOL.h,
liboctave/numeric/SparseCmplxLU.cc, liboctave/numeric/SparseCmplxLU.h,
liboctave/numeric/SparseCmplxQR.cc, liboctave/numeric/SparseCmplxQR.h,
liboctave/numeric/SparseQR.cc, liboctave/numeric/SparseQR.h,
liboctave/numeric/SparsedbleCHOL.h, liboctave/numeric/SparsedbleLU.cc,
liboctave/numeric/SparsedbleLU.h, liboctave/numeric/base-aepbal.h,
liboctave/numeric/base-dae.h, liboctave/numeric/base-de.h,
liboctave/numeric/base-lu.cc, liboctave/numeric/base-lu.h,
liboctave/numeric/base-min.h, liboctave/numeric/base-qr.h,
liboctave/numeric/bsxfun.h, liboctave/numeric/dbleCHOL.cc,
liboctave/numeric/dbleCHOL.h, liboctave/numeric/dbleGEPBAL.h,
liboctave/numeric/dbleHESS.h, liboctave/numeric/dbleLU.cc,
liboctave/numeric/dbleLU.h, liboctave/numeric/dbleQR.cc,
liboctave/numeric/dbleQRP.cc, liboctave/numeric/dbleQRP.h,
liboctave/numeric/dbleSCHUR.cc, liboctave/numeric/dbleSCHUR.h,
liboctave/numeric/dbleSVD.cc, liboctave/numeric/dbleSVD.h,
liboctave/numeric/eigs-base.cc, liboctave/numeric/fCmplxAEPBAL.cc,
liboctave/numeric/fCmplxAEPBAL.h, liboctave/numeric/fCmplxCHOL.cc,
liboctave/numeric/fCmplxCHOL.h, liboctave/numeric/fCmplxGEPBAL.cc,
liboctave/numeric/fCmplxGEPBAL.h, liboctave/numeric/fCmplxHESS.h,
liboctave/numeric/fCmplxLU.cc, liboctave/numeric/fCmplxLU.h,
liboctave/numeric/fCmplxQR.cc, liboctave/numeric/fCmplxQR.h,
liboctave/numeric/fCmplxQRP.cc, liboctave/numeric/fCmplxQRP.h,
liboctave/numeric/fCmplxSCHUR.cc, liboctave/numeric/fCmplxSCHUR.h,
liboctave/numeric/fCmplxSVD.h, liboctave/numeric/fEIG.cc,
liboctave/numeric/fEIG.h, liboctave/numeric/floatCHOL.cc,
liboctave/numeric/floatCHOL.h, liboctave/numeric/floatGEPBAL.cc,
liboctave/numeric/floatGEPBAL.h, liboctave/numeric/floatHESS.h,
liboctave/numeric/floatLU.cc, liboctave/numeric/floatLU.h,
liboctave/numeric/floatQR.cc, liboctave/numeric/floatQRP.cc,
liboctave/numeric/floatQRP.h, liboctave/numeric/floatSCHUR.cc,
liboctave/numeric/floatSCHUR.h, liboctave/numeric/floatSVD.cc,
liboctave/numeric/floatSVD.h, liboctave/numeric/lo-mappers.cc,
liboctave/numeric/lo-mappers.h, liboctave/numeric/lo-specfun.cc,
liboctave/numeric/lo-specfun.h, liboctave/numeric/oct-convn.cc,
liboctave/numeric/oct-fftw.cc, liboctave/numeric/oct-fftw.h,
liboctave/numeric/oct-norm.cc, liboctave/numeric/oct-rand.cc,
liboctave/numeric/oct-rand.h, liboctave/numeric/randgamma.c,
liboctave/numeric/randgamma.h, liboctave/numeric/randmtzig.c,
liboctave/numeric/randpoisson.c, liboctave/numeric/randpoisson.h,
liboctave/numeric/sparse-base-chol.h, liboctave/numeric/sparse-base-lu.h,
liboctave/numeric/sparse-dmsolve.cc, liboctave/operators/Sparse-diag-op-defs.h,
liboctave/operators/Sparse-op-defs.h, liboctave/operators/mx-inlines.cc,
liboctave/system/dir-ops.h, liboctave/system/file-ops.cc,
liboctave/system/file-stat.cc, liboctave/system/file-stat.h,
liboctave/system/lo-sysdep.cc, liboctave/system/lo-sysdep.h,
liboctave/system/mach-info.cc, liboctave/system/mach-info.h,
liboctave/system/oct-env.cc, liboctave/system/oct-group.cc,
liboctave/system/oct-syscalls.cc, liboctave/system/oct-syscalls.h,
liboctave/system/oct-time.h, liboctave/system/tempname.c,
liboctave/util/action-container.h, liboctave/util/base-list.h,
liboctave/util/cmd-edit.cc, liboctave/util/cmd-edit.h,
liboctave/util/cmd-hist.cc, liboctave/util/cmd-hist.h,
liboctave/util/data-conv.cc, liboctave/util/data-conv.h,
liboctave/util/kpse.cc, liboctave/util/lo-array-gripes.cc,
liboctave/util/lo-cieee.c, liboctave/util/lo-regexp.cc,
liboctave/util/lo-utils.cc, liboctave/util/oct-alloc.cc,
liboctave/util/oct-base64.cc, liboctave/util/oct-binmap.h,
liboctave/util/oct-cmplx.h, liboctave/util/oct-glob.cc,
liboctave/util/oct-inttypes.cc, liboctave/util/oct-inttypes.h,
liboctave/util/oct-locbuf.cc, liboctave/util/oct-locbuf.h,
liboctave/util/oct-mem.h, liboctave/util/oct-mutex.cc,
liboctave/util/oct-refcount.h, liboctave/util/oct-shlib.cc,
liboctave/util/oct-shlib.h, liboctave/util/oct-sort.cc,
liboctave/util/oct-sort.h, liboctave/util/pathsearch.cc,
liboctave/util/pathsearch.h, liboctave/util/sparse-util.cc,
liboctave/util/str-vec.cc, liboctave/util/str-vec.h,
liboctave/util/unwind-prot.h, liboctave/util/url-transfer.cc,
liboctave/util/url-transfer.h: Use GNU style coding conventions.
author | Rik <rik@octave.org> |
---|---|
date | Sat, 26 Oct 2013 18:57:05 -0700 |
parents | d63878346099 |
children | 4197fc428c7d |
line wrap: on
line source
/* Copyright (C) 1993-2013 John W. Eaton Copyright (C) 2009-2010 VZLU Prague 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 <http://www.gnu.org/licenses/>. */ #if !defined (octave_action_container_h) #define octave_action_container_h 1 // This class allows registering actions in a list for later // execution, either explicitly or when the container goes out of // scope. // FIXME: is there a better name for this class? class action_container { public: // A generic unwind_protect element. Knows how to run itself and // discard itself. Also, contains a pointer to the next element. class elem { public: elem (void) { } virtual void run (void) { } virtual ~elem (void) { } friend class action_container; private: // No copying! elem (const elem&); elem& operator = (const elem&); }; // An element that merely runs a void (*)(void) function. class fcn_elem : public elem { public: fcn_elem (void (*fptr) (void)) : e_fptr (fptr) { } void run (void) { e_fptr (); } private: void (*e_fptr) (void); }; // An element that stores a variable of type T along with a void (*) (T) // function pointer, and calls the function with the parameter. template <class T> class fcn_arg_elem : public elem { public: fcn_arg_elem (void (*fcn) (T), T arg) : e_fcn (fcn), e_arg (arg) { } void run (void) { e_fcn (e_arg); } private: // No copying! fcn_arg_elem (const fcn_arg_elem&); fcn_arg_elem& operator = (const fcn_arg_elem&); void (*e_fcn) (T); T e_arg; }; // An element that stores a variable of type T along with a // void (*) (const T&) function pointer, and calls the function with // the parameter. template <class T> class fcn_crefarg_elem : public elem { public: fcn_crefarg_elem (void (*fcn) (const T&), const T& arg) : e_fcn (fcn), e_arg (arg) { } void run (void) { e_fcn (e_arg); } private: void (*e_fcn) (const T&); T e_arg; }; // An element for calling a member function. template <class T> class method_elem : public elem { public: method_elem (T *obj, void (T::*method) (void)) : e_obj (obj), e_method (method) { } void run (void) { (e_obj->*e_method) (); } private: T *e_obj; void (T::*e_method) (void); // No copying! method_elem (const method_elem&); method_elem operator = (const method_elem&); }; // An element for calling a member function with a single argument template <class T, class A> class method_arg_elem : public elem { public: method_arg_elem (T *obj, void (T::*method) (A), A arg) : e_obj (obj), e_method (method), e_arg (arg) { } void run (void) { (e_obj->*e_method) (e_arg); } private: T *e_obj; void (T::*e_method) (A); A e_arg; // No copying! method_arg_elem (const method_arg_elem&); method_arg_elem operator = (const method_arg_elem&); }; // An element for calling a member function with a single argument template <class T, class A> class method_crefarg_elem : public elem { public: method_crefarg_elem (T *obj, void (T::*method) (const A&), const A& arg) : e_obj (obj), e_method (method), e_arg (arg) { } void run (void) { (e_obj->*e_method) (e_arg); } private: T *e_obj; void (T::*e_method) (const A&); A e_arg; // No copying! method_crefarg_elem (const method_crefarg_elem&); method_crefarg_elem operator = (const method_crefarg_elem&); }; // An element that stores arbitrary variable, and restores it. template <class T> class restore_var_elem : public elem { public: restore_var_elem (T& ref, const T& val) : e_ptr (&ref), e_val (val) { } void run (void) { *e_ptr = e_val; } private: // No copying! restore_var_elem (const restore_var_elem&); restore_var_elem& operator = (const restore_var_elem&); T *e_ptr, e_val; }; // Deletes a class allocated using new. template <class T> class delete_ptr_elem : public elem { public: delete_ptr_elem (T *ptr) : e_ptr (ptr) { } void run (void) { delete e_ptr; } private: T *e_ptr; // No copying! delete_ptr_elem (const delete_ptr_elem&); delete_ptr_elem operator = (const delete_ptr_elem&); }; action_container (void) { } virtual ~action_container (void) { } virtual void add (elem *new_elem) = 0; // Call to void func (void). void add_fcn (void (*fcn) (void)) { add (new fcn_elem (fcn)); } // Call to void func (T). template <class T> void add_fcn (void (*action) (T), T val) { add (new fcn_arg_elem<T> (action, val)); } // Call to void func (const T&). template <class T> void add_fcn (void (*action) (const T&), const T& val) { add (new fcn_crefarg_elem<T> (action, val)); } // Call to T::method (void). template <class T> void add_method (T *obj, void (T::*method) (void)) { add (new method_elem<T> (obj, method)); } // Call to T::method (A). template <class T, class A> void add_method (T *obj, void (T::*method) (A), A arg) { add (new method_arg_elem<T, A> (obj, method, arg)); } // Call to T::method (const A&). template <class T, class A> void add_method (T *obj, void (T::*method) (const A&), const A& arg) { add (new method_crefarg_elem<T, A> (obj, method, arg)); } // Call to delete (T*). template <class T> void add_delete (T *obj) { add (new delete_ptr_elem<T> (obj)); } // Protect any variable. template <class T> void protect_var (T& var) { add (new restore_var_elem<T> (var, var)); } // Protect any variable, value given. template <class T> void protect_var (T& var, const T& val) { add (new restore_var_elem<T> (var, val)); } operator bool (void) const { return ! empty (); } virtual void run_first (void) = 0; void run (size_t num) { if (num > size ()) num = size (); for (size_t i = 0; i < num; i++) run_first (); } void run (void) { run (size ()); } virtual void discard_first (void) = 0; void discard (size_t num) { if (num > size ()) num = size (); for (size_t i = 0; i < num; i++) discard_first (); } void discard (void) { discard (size ()); } virtual size_t size (void) const = 0; bool empty (void) const { return size () == 0; } private: // No copying! action_container (const action_container&); action_container& operator = (const action_container&); }; #endif