summaryrefslogtreecommitdiffstats
path: root/kexi/plugins/macros/lib/manager.h
blob: 5e3ce084946a6055b762d4346501f8919de0a39b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
/***************************************************************************
 * This file is part of the KDE project
 * copyright (C) 2005 by Sebastian Sauer (mail@dipe.org)
 * copyright (C) 2005 by Tobi Krebs (tobi.krebs@gmail.com)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * This program 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
 * Library General Public License for more details.
 * You should have received a copy of the GNU Library General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 ***************************************************************************/

#ifndef KOMACRO_MANAGER_H
#define KOMACRO_MANAGER_H

#include <tqmap.h>
#include <tqguardedptr.h>
#include <ksharedptr.h>
#include <kxmlguiclient.h>
#include <kstaticdeleter.h>

#include "komacro_export.h"

class TQObject;
class TQDomElement;

namespace KoMacro {

	// Forward declarations.
	class Action;
	class Macro;

	/**
	* The Manager class acts as window-wide manager for macros.
	*
	* Example how KoMacro could be used.
	* @code
	* // We have a class that inheritates from TQObject and
	* // implements some public signals and slots that will
	* // be accessible by Macros once a class-instance
	* // got published.
	* class PublishedObject : public TQObject {};
	*
	* // Somewhere we have our KMainWindow.
	* KMainWindow* mainwindow = new KMainWindow();
	*
	* // Create a new KoMacro::Manager instance to access the
	* // Macro-framework.
	* KoMacro::Manager* manager = new KoMacro::Manager( mainwindow );
	*
	* // Now we like to publish a TQObject
	* PublishedObject* publishedobject = new PublishedObject();
	* manager->publishObject(publishedobject);
	*
	* // ... here we are able to use manager->createAction() to
	* // create Action instances on the fly and work with them.
	*
	* // Finally free the publishedobject instance we created. We
	* // need to free it manualy cause PublishedObject doesn't
	* // got a TQObject parent as argument.
	* delete publishedobject;
	*
	* // Finally free the manager-instance. It's always needed
	* // to free the instance by yourself!
	* delete manager;
	* @endcode
	*/
	class KOMACRO_EXPORT Manager
	{
			friend class KStaticDeleter< ::KoMacro::Manager >;
		private:

			/**
			* Constructor.
			*
			* @param xmlguiclient The KXMLGUIClient instance this
			* @a Manager is associated with.
			*/
			explicit Manager(KXMLGUIClient* const xmlguiclient);

			/**
			* Destructor.
			*/
			virtual ~Manager();

		public:

			/**
			* Initialize this \a Manager singleton. This function
			* needs to be called exactly once to initialize the
			* \a Manager singleton before \a self() got used.
			*/
			static void init(KXMLGUIClient* xmlguiclient);

			/**
			* @return a pointer to a Manager singleton-instance. The
			* static method \a init() needs to be called exactly once
			* before calling this method else we may return NULL .
			*/
			static Manager* self();

			/**
			* @return the KXMLGUIClient instance this @a Manager is
			* associated with.
			*/
			KXMLGUIClient* guiClient() const;

			/**
			* \return true if we carry a \a Macro with the
			* defined \p macroname .
			*/
			bool hasMacro(const TQString& macroname);

			/**
			* \return the \a Macro defined with \p macroname
			* or NULL if we don't have such a \a Macro.
			*/
			TDESharedPtr<Macro> getMacro(const TQString& macroname);

			/**
			* Add a new \a Macro to the list of known macros. If
			* there exists already a \a Macro instance with the
			* defined \p macroname then the already existing one
			* will be replace.
			*
			* \param macroname The name the \a Macro will be
			*        accessible as.
			* \param macro The \a Macro instance.
			*/
			void addMacro(const TQString& macroname, TDESharedPtr<Macro> macro);

			/**
			* Remove the \a Macro defined with \p macroname . If
			* we don't know about a \a Macro with that \p macroname
			* nothing happens.
			*/
			void removeMacro(const TQString& macroname);

			/**
			* Factory function to create a new \a Macro instances.
			* The returned new \a Macro instance will not be added
			* to the list of known macros. Use \a addMacro if you
			* like to attach the returned new \a Macro to this
			* \a Manager instance.
			*/
			TDESharedPtr<Macro> createMacro(const TQString& macroname);

#if 0
			/**
			* Factory method to create @a Action instances from the
			* defined @p element .
			*
			* @param element The serialized TQDomElement that should
			* be used to create the @a Action instance.
			* @return A new @a Action instance or NULL if the
			* defined @p element is not valid.
			*
			* @deprecated Moved to common XMLReader/XMLWriter classes. Use Macro::xmlHandler() !
			*/
			TDESharedPtr<Action> createAction(const TQDomElement& element);
#endif

			/**
			* @return the @a Action which was published under the
			* name @p name or returns an empty @a TDESharedPtr<Action> object
			* if there was no such @a Action published.
			*/
			TDESharedPtr<Action> action(const TQString& name) const;

			/**
			* @return a map of all published actions.
			*/
			TQMap<TQString, TDESharedPtr<Action> > actions() const;

			/**
			* @return a list of all published actions.
			*/
			TQStringList actionNames() const;

			/**
			* Publish the @a Action @p action . The published @a Action
			* will be accessible via it's unique name.
			*/
			void publishAction(TDESharedPtr<Action> action);

			/**
			* Publish the passed TQObject @p object. Those object will
			* provide it's slots as callable functions.
			*/
			void publishObject(const TQString& name, TQObject* object);

			/**
			* @return the publish TQObject defined with name @p name
			* or NULL if there exists no such object.
			*/
			TQGuardedPtr<TQObject> object(const TQString& name) const;

			/**
			* @return a map of the published TQObject instances.
			*/
			TQMap<TQString, TQGuardedPtr<TQObject> > objects() const;

		private:
			/// @internal d-pointer class.
			class Private;
			/// @internal d-pointer instance.
			Private* const d;
	};

}

#endif