120 lines
3.8 KiB
C++
120 lines
3.8 KiB
C++
// Copyright (c) 2007-2008, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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#pragma once
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///////////
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// Headers
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#include <map>
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#include <wx/string.h>
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#include <wx/arrstr.h>
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/////////////////
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// Factory class
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template <class T>
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class FactoryManager {
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protected:
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// Static map of all factories
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static std::map<wxString,T*> *factories;
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static void ClearFactories() {
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if (factories && !factories->empty()) {
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typename std::map<wxString,T*>::iterator iter;
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for (iter = factories->begin(); iter != factories->end(); iter++) {
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delete iter->second;
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}
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factories->clear();
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}
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delete factories;
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}
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// Register one factory type (with possible subtypes)
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static void RegisterFactory(T* factory,wxString name, wxArrayString subTypes=wxArrayString()) {
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// Create factories if it doesn't exist
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if (factories == NULL) factories = new std::map<wxString,T*>;
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// Prepare subtypes
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if (subTypes.GetCount() == 0) subTypes.Add(_T(""));
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else {
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for (unsigned int i=0;i<subTypes.GetCount();i++) {
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subTypes[i] = _T("/") + subTypes[i];
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}
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}
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// Insert each subtype
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for (unsigned int i=0;i<subTypes.GetCount();i++) {
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factories->insert(std::make_pair(name.Lower() + subTypes[i],factory));
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}
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}
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// Get a factory with name
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static T *GetFactory(wxString name) {
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// No factories
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if (factories == NULL) {
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factories = new std::map<wxString,T*>;
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return NULL;
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}
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// Search for factory that matches
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typename std::map<wxString,T*>::iterator cur;
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for (cur = factories->begin();cur != factories->end();cur++) {
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if (cur->first.StartsWith(name)) return cur->second;
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}
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// None found
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return NULL;
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}
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public:
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// Virtual destructor
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virtual ~FactoryManager() {
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ClearFactories();
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};
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// Get list of all factories, with favourite as first
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static wxArrayString GetFactoryList(wxString favourite=_T("")) {
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if (factories == NULL) factories = new std::map<wxString,T*>;
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wxArrayString list;
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favourite = favourite.Lower();
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for (typename std::map<wxString,T*>::iterator cur=factories->begin();cur!=factories->end();cur++) {
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if (cur->first == favourite) list.Insert(cur->first,0);
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else list.Add(cur->first);
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}
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return list;
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}
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};
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