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tderesources

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resource.cpp
1 /*
2  This file is part of libtderesources.
3 
4  Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
5  Copyright (c) 2002 Jan-Pascal van Best <janpascal@vanbest.org>
6  Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.org>
7 
8  This library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU Library General Public
10  License as published by the Free Software Foundation; either
11  version 2 of the License, or (at your option) any later version.
12 
13  This library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  Library General Public License for more details.
17 
18  You should have received a copy of the GNU Library General Public License
19  along with this library; see the file COPYING.LIB. If not, write to
20  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21  Boston, MA 02110-1301, USA.
22 */
23 
24 #include <kdebug.h>
25 #include <tdeapplication.h>
26 #include <tdeconfig.h>
27 #include <tdelocale.h>
28 #include "resource.h"
29 
30 using namespace KRES;
31 
32 class Resource::ResourcePrivate
33 {
34  public:
35 #ifdef QT_THREAD_SUPPORT
36  TQMutex mMutex;
37 #endif
38  int mOpenCount;
39  TQString mType;
40  TQString mIdentifier;
41  bool mReadOnly;
42  TQString mName;
43  bool mActive;
44  bool mIsOpen;
45 };
46 
47 Resource::Resource( const TDEConfig* config )
48  : TQObject( 0, "" ), d( new ResourcePrivate )
49 {
50  d->mOpenCount = 0;
51  d->mIsOpen = false;
52 
53  if ( config ) {
54  d->mType = config->readEntry( "ResourceType" );
55  d->mName = config->readEntry( "ResourceName" );
56  d->mReadOnly = config->readBoolEntry( "ResourceIsReadOnly", false );
57  d->mActive = config->readBoolEntry( "ResourceIsActive", true );
58  d->mIdentifier = config->readEntry( "ResourceIdentifier" );
59  } else {
60  d->mType = "type";
61  d->mName = i18n("resource");
62  d->mReadOnly = false;
63  d->mActive = true;
64  d->mIdentifier = TDEApplication::randomString( 10 );
65  }
66 }
67 
68 Resource::~Resource()
69 {
70  delete d;
71  d = 0;
72 }
73 
74 void Resource::writeConfig( TDEConfig* config )
75 {
76  kdDebug(5650) << "Resource::writeConfig()" << endl;
77 
78  config->writeEntry( "ResourceType", d->mType );
79  config->writeEntry( "ResourceName", d->mName );
80  config->writeEntry( "ResourceIsReadOnly", d->mReadOnly );
81  config->writeEntry( "ResourceIsActive", d->mActive );
82  config->writeEntry( "ResourceIdentifier", d->mIdentifier );
83 }
84 
85 bool Resource::open()
86 {
87  d->mIsOpen = true;
88 #ifdef QT_THREAD_SUPPORT
89  TQMutexLocker guard( &(d->mMutex) );
90 #endif
91  if ( !d->mOpenCount ) {
92  kdDebug(5650) << "Opening resource " << resourceName() << endl;
93  d->mIsOpen = doOpen();
94  }
95  d->mOpenCount++;
96  return d->mIsOpen;
97 }
98 
99 void Resource::close()
100 {
101 #ifdef QT_THREAD_SUPPORT
102  TQMutexLocker guard( &(d->mMutex) );
103 #endif
104  if ( !d->mOpenCount ) {
105  kdDebug(5650) << "ERROR: Resource " << resourceName() << " closed more times than previously opened" << endl;
106  return;
107  }
108  d->mOpenCount--;
109  if ( !d->mOpenCount ) {
110  kdDebug(5650) << "Closing resource " << resourceName() << endl;
111  doClose();
112  d->mIsOpen = false;
113  } else {
114  kdDebug(5650) << "Not yet closing resource " << resourceName() << ", open count = " << d->mOpenCount << endl;
115  }
116 }
117 
118 bool Resource::isOpen() const
119 {
120  return d->mIsOpen;
121 }
122 
123 void Resource::setIdentifier( const TQString& identifier )
124 {
125  d->mIdentifier = identifier;
126 }
127 
128 TQString Resource::identifier() const
129 {
130  return d->mIdentifier;
131 }
132 
133 void Resource::setType( const TQString& type )
134 {
135  d->mType = type;
136 }
137 
138 TQString Resource::type() const
139 {
140  return d->mType;
141 }
142 
143 void Resource::setReadOnly( bool value )
144 {
145  d->mReadOnly = value;
146 }
147 
148 bool Resource::readOnly() const
149 {
150  return d->mReadOnly;
151 }
152 
153 void Resource::setResourceName( const TQString &name )
154 {
155  d->mName = name;
156 }
157 
158 TQString Resource::resourceName() const
159 {
160  return d->mName;
161 }
162 
163 void Resource::setActive( bool value )
164 {
165  d->mActive = value;
166 }
167 
168 bool Resource::isActive() const
169 {
170  return d->mActive;
171 }
172 
173 void Resource::dump() const
174 {
175  kdDebug(5650) << "Resource:" << endl;
176  kdDebug(5650) << " Name: " << d->mName << endl;
177  kdDebug(5650) << " Identifier: " << d->mIdentifier << endl;
178  kdDebug(5650) << " Type: " << d->mType << endl;
179  kdDebug(5650) << " OpenCount: " << d->mOpenCount << endl;
180  kdDebug(5650) << " ReadOnly: " << ( d->mReadOnly ? "yes" : "no" ) << endl;
181  kdDebug(5650) << " Active: " << ( d->mActive ? "yes" : "no" ) << endl;
182  kdDebug(5650) << " IsOpen: " << ( d->mIsOpen ? "yes" : "no" ) << endl;
183 }
184 
185 #include "resource.moc"
KRES::Resource::resourceName
virtual TQString resourceName() const
Returns the name of resource.
Definition: resource.cpp:158
KRES::Resource::Resource
Resource(const TDEConfig *config)
Constructor.
Definition: resource.cpp:47
KRES::Resource::setResourceName
virtual void setResourceName(const TQString &name)
Set the name of resource.
Definition: resource.cpp:153
KRES::Resource::open
bool open()
Open this resource, if it not already open.
Definition: resource.cpp:85
KRES::Resource::type
TQString type() const
Returns the type of this resource.
Definition: resource.cpp:138
KRES::Resource::dump
virtual void dump() const
Print resource information as debug output.
Definition: resource.cpp:173
KRES::Resource::~Resource
virtual ~Resource()
Destructor.
Definition: resource.cpp:68
KRES::Resource::isActive
bool isActive() const
Return true, if the resource is active.
Definition: resource.cpp:168
KRES
Definition: configdialog.h:31
KRES::Resource::identifier
TQString identifier() const
Returns a unique identifier.
Definition: resource.cpp:128
KRES::Resource::readOnly
virtual bool readOnly() const
Returns, if the resource is read-only.
Definition: resource.cpp:148
KRES::Resource::writeConfig
virtual void writeConfig(TDEConfig *config)
Write configuration information for this resource to a configuration file.
Definition: resource.cpp:74
KRES::Resource::setActive
void setActive(bool active)
Sets, if the resource is active.
Definition: resource.cpp:163
KRES::Resource::doClose
virtual void doClose()
Close this resource.
Definition: resource.h:374
KRES::Resource::isOpen
bool isOpen() const
Returns whether the resource is open or not.
Definition: resource.cpp:118
KRES::Resource::setReadOnly
virtual void setReadOnly(bool value)
Mark the resource as read-only.
Definition: resource.cpp:143
KRES::Resource::doOpen
virtual bool doOpen()
Open this resource.
Definition: resource.h:368
KRES::Resource::close
void close()
Decrease the open count of this object, and if the count reaches zero, close this resource by calling...
Definition: resource.cpp:99

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