author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 01:32:07 +0300 | |
changeset 2 | 303757a437d3 |
parent 0 | 4f2f89ce4247 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (C) 2003, 2006 Apple Computer, Inc. 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 |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#include "config.h" |
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#include "DeprecatedPtrListImpl.h" |
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#include <cstddef> |
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#include <algorithm> |
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#include <wtf/Assertions.h> |
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#include <wtf/Noncopyable.h> |
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namespace WebCore { |
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class DeprecatedListNode : public Noncopyable |
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{ |
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public: |
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DeprecatedListNode(void *d) : data(d), next(0), prev(0) { } |
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void *data; |
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DeprecatedListNode *next; |
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DeprecatedListNode *prev; |
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}; |
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static DeprecatedListNode *copyList(DeprecatedListNode *l, DeprecatedListNode *&tail) |
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{ |
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DeprecatedListNode *node = l; |
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DeprecatedListNode *copyHead = 0; |
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DeprecatedListNode *last = 0; |
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while (node != 0) { |
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DeprecatedListNode *copy = new DeprecatedListNode(node->data); |
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if (last != 0) { |
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last->next = copy; |
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} else { |
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copyHead = copy; |
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} |
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copy->prev = last; |
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last = copy; |
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node = node->next; |
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} |
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|
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tail = last; |
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return copyHead; |
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} |
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|
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|
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DeprecatedPtrListImpl::DeprecatedPtrListImpl(void (*deleteFunc)(void *)) : |
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head(0), |
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tail(0), |
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cur(0), |
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nodeCount(0), |
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deleteItem(deleteFunc), |
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iterators(0) |
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{ |
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} |
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DeprecatedPtrListImpl::DeprecatedPtrListImpl(const DeprecatedPtrListImpl &impl) : |
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cur(0), |
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nodeCount(impl.nodeCount), |
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deleteItem(impl.deleteItem), |
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iterators(0) |
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{ |
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head = copyList(impl.head, tail); |
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} |
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|
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DeprecatedPtrListImpl::~DeprecatedPtrListImpl() |
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{ |
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clear(false); |
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DeprecatedPtrListImplIterator *next; |
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for (DeprecatedPtrListImplIterator *it = iterators; it; it = next) { |
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next = it->next; |
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it->list = 0; |
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ASSERT(!it->node); |
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it->next = 0; |
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it->prev = 0; |
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} |
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} |
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|
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|
105 |
void DeprecatedPtrListImpl::clear(bool deleteItems) |
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106 |
{ |
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107 |
DeprecatedListNode *next; |
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|
108 |
|
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|
109 |
for (DeprecatedListNode *node = head; node; node = next) { |
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|
110 |
next = node->next; |
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111 |
if (deleteItems) |
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112 |
deleteItem(node->data); |
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113 |
delete node; |
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114 |
} |
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115 |
|
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116 |
head = 0; |
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117 |
tail = 0; |
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118 |
cur = 0; |
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119 |
nodeCount = 0; |
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120 |
|
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121 |
for (DeprecatedPtrListImplIterator *it = iterators; it; it = it->next) |
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122 |
it->node = 0; |
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123 |
} |
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124 |
|
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125 |
void *DeprecatedPtrListImpl::at(unsigned n) |
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126 |
{ |
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127 |
DeprecatedListNode *node; |
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128 |
if (n >= nodeCount - 1) { |
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129 |
node = tail; |
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130 |
} else { |
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131 |
node = head; |
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132 |
for (unsigned i = 0; i < n && node; i++) { |
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133 |
node = node->next; |
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134 |
} |
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135 |
} |
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|
136 |
|
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|
137 |
cur = node; |
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138 |
return node ? node->data : 0; |
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139 |
} |
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|
140 |
|
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141 |
bool DeprecatedPtrListImpl::insert(unsigned n, const void *item) |
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142 |
{ |
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143 |
if (n > nodeCount) { |
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144 |
return false; |
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145 |
} |
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|
146 |
|
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147 |
DeprecatedListNode *node = new DeprecatedListNode(const_cast<void*>(item)); |
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|
148 |
|
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149 |
if (n == 0) { |
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150 |
// inserting at head |
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151 |
node->next = head; |
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152 |
if (head) { |
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153 |
head->prev = node; |
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|
154 |
} |
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155 |
head = node; |
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|
156 |
if (tail == 0) { |
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|
157 |
tail = node; |
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|
158 |
} |
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|
159 |
} else if (n == nodeCount) { |
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160 |
// inserting at tail |
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161 |
node->prev = tail; |
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162 |
if (tail) { |
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|
163 |
tail->next = node; |
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|
164 |
} |
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|
165 |
tail = node; |
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|
166 |
} else { |
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|
167 |
// general insertion |
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|
168 |
|
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|
169 |
// iterate to one node before the insertion point, can't be null |
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|
170 |
// since we know n > 0 and n < nodeCount |
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|
171 |
DeprecatedListNode *prevNode = head; |
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|
172 |
|
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|
173 |
for (unsigned i = 0; i < n - 1; i++) { |
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|
174 |
prevNode = prevNode->next; |
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|
175 |
} |
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|
176 |
node->prev = prevNode; |
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|
177 |
node->next = prevNode->next; |
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|
178 |
if (node->next) { |
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|
179 |
node->next->prev = node; |
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|
180 |
} |
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|
181 |
prevNode->next = node; |
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|
182 |
} |
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|
183 |
|
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|
184 |
nodeCount++; |
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|
185 |
cur = node; |
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|
186 |
return true; |
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|
187 |
} |
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|
188 |
|
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189 |
bool DeprecatedPtrListImpl::remove(bool shouldDeleteItem) |
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|
190 |
{ |
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|
191 |
DeprecatedListNode *node = cur; |
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|
192 |
if (node == 0) { |
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|
193 |
return false; |
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|
194 |
} |
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|
195 |
|
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|
196 |
if (node->prev == 0) { |
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|
197 |
head = node->next; |
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|
198 |
} else { |
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|
199 |
node->prev->next = node->next; |
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|
200 |
} |
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diff
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|
201 |
|
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|
202 |
if (node->next == 0) { |
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|
203 |
tail = node->prev; |
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|
204 |
} else { |
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|
205 |
node->next->prev = node->prev; |
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|
206 |
} |
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|
207 |
|
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|
208 |
if (node->next) { |
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Revision: 201037
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|
209 |
cur = node->next; |
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|
210 |
} else { |
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|
211 |
cur = node->prev; |
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} |
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|
213 |
|
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|
214 |
for (DeprecatedPtrListImplIterator *it = iterators; it; it = it->next) { |
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|
215 |
if (it->node == node) { |
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|
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it->node = cur; |
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|
217 |
} |
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|
218 |
} |
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diff
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|
219 |
|
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|
220 |
if (shouldDeleteItem) { |
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|
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deleteItem(node->data); |
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|
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} |
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|
223 |
delete node; |
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|
224 |
|
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|
225 |
nodeCount--; |
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|
226 |
|
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|
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return true; |
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|
228 |
} |
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|
229 |
|
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|
230 |
bool DeprecatedPtrListImpl::remove(unsigned n, bool deleteItem) |
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|
231 |
{ |
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|
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if (n >= nodeCount) { |
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|
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return false; |
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|
234 |
} |
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|
235 |
|
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|
236 |
at(n); |
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|
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return remove(deleteItem); |
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|
238 |
} |
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|
239 |
|
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|
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bool DeprecatedPtrListImpl::removeFirst(bool deleteItem) |
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|
241 |
{ |
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|
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return remove(0, deleteItem); |
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|
243 |
} |
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diff
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|
244 |
|
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|
245 |
bool DeprecatedPtrListImpl::removeLast(bool deleteItem) |
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|
246 |
{ |
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|
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return remove(nodeCount - 1, deleteItem); |
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|
248 |
} |
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|
249 |
|
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|
250 |
bool DeprecatedPtrListImpl::removeRef(const void *item, bool deleteItem) |
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|
251 |
{ |
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|
252 |
DeprecatedListNode *node; |
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|
253 |
|
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|
254 |
node = head; |
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|
255 |
|
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diff
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|
256 |
while (node && item != node->data) { |
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Revision: 201037
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|
257 |
node = node->next; |
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|
258 |
} |
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diff
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|
259 |
|
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Revision: 201037
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|
260 |
if (node == 0) { |
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Revision: 201037
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|
261 |
return false; |
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diff
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|
262 |
} |
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diff
changeset
|
263 |
|
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Revision: 201037
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diff
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|
264 |
cur = node; |
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diff
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|
265 |
|
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Revision: 201037
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diff
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|
266 |
return remove(deleteItem); |
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diff
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|
267 |
} |
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Revision: 201037
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diff
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|
268 |
|
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Revision: 201037
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|
269 |
void *DeprecatedPtrListImpl::getFirst() const |
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|
270 |
{ |
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Revision: 201037
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|
271 |
return head ? head->data : 0; |
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|
272 |
} |
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Revision: 201037
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diff
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|
273 |
|
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Revision: 201037
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|
274 |
void *DeprecatedPtrListImpl::getLast() const |
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|
275 |
{ |
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Revision: 201037
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|
276 |
return tail ? tail->data : 0; |
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diff
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|
277 |
} |
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Revision: 201037
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diff
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|
278 |
|
4f2f89ce4247
Revision: 201037
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diff
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|
279 |
void *DeprecatedPtrListImpl::getNext() const |
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|
280 |
{ |
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Revision: 201037
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diff
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|
281 |
return cur && cur->next ? cur->next->data : 0; |
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Revision: 201037
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parents:
diff
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|
282 |
} |
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Revision: 201037
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parents:
diff
changeset
|
283 |
|
4f2f89ce4247
Revision: 201037
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diff
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|
284 |
void *DeprecatedPtrListImpl::getPrev() const |
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Revision: 201037
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diff
changeset
|
285 |
{ |
4f2f89ce4247
Revision: 201037
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diff
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|
286 |
return cur && cur->prev ? cur->prev->data : 0; |
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Revision: 201037
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diff
changeset
|
287 |
} |
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Revision: 201037
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parents:
diff
changeset
|
288 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
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|
289 |
void *DeprecatedPtrListImpl::current() const |
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|
290 |
{ |
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Revision: 201037
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diff
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|
291 |
if (cur) { |
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Revision: 201037
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|
292 |
return cur->data; |
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Revision: 201037
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|
293 |
} else { |
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Revision: 201037
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diff
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|
294 |
return 0; |
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Revision: 201037
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diff
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|
295 |
} |
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Revision: 201037
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parents:
diff
changeset
|
296 |
} |
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Revision: 201037
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parents:
diff
changeset
|
297 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
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|
298 |
void *DeprecatedPtrListImpl::first() |
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Revision: 201037
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parents:
diff
changeset
|
299 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
300 |
cur = head; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
301 |
return current(); |
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Revision: 201037
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parents:
diff
changeset
|
302 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
303 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
304 |
void *DeprecatedPtrListImpl::last() |
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Revision: 201037
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parents:
diff
changeset
|
305 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
306 |
cur = tail; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
307 |
return current(); |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
308 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
309 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
310 |
void *DeprecatedPtrListImpl::next() |
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Revision: 201037
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parents:
diff
changeset
|
311 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
312 |
if (cur) { |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
313 |
cur = cur->next; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
314 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
315 |
return current(); |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
316 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
317 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
318 |
void *DeprecatedPtrListImpl::prev() |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
319 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
320 |
if (cur) { |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
321 |
cur = cur->prev; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
322 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
323 |
return current(); |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
324 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
325 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
326 |
void *DeprecatedPtrListImpl::take(unsigned n) |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
327 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
328 |
void *retval = at(n); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
329 |
remove(false); |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
330 |
return retval; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
331 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
332 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
333 |
void *DeprecatedPtrListImpl::take() |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
334 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
335 |
void *retval = current(); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
336 |
remove(false); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
337 |
return retval; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
338 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
339 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
340 |
void DeprecatedPtrListImpl::append(const void *item) |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
341 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
342 |
insert(nodeCount, item); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
343 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
344 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
345 |
void DeprecatedPtrListImpl::prepend(const void *item) |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
346 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
347 |
insert(0, item); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
348 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
349 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
350 |
unsigned DeprecatedPtrListImpl::containsRef(const void *item) const |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
351 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
352 |
unsigned count = 0; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
353 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
354 |
for (DeprecatedListNode *node = head; node; node = node->next) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
355 |
if (item == node->data) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
356 |
++count; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
357 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
358 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
359 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
360 |
return count; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
362 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
363 |
int DeprecatedPtrListImpl::findRef(const void *item) |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
DeprecatedListNode *node = head; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
int index = 0; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
367 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
while (node && item != node->data) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
369 |
node = node->next; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
370 |
index++; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
371 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
372 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
373 |
cur = node; |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
374 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
375 |
if (node == 0) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
376 |
return -1; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
377 |
} |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
378 |
|
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
379 |
return index; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
380 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
381 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
382 |
DeprecatedPtrListImpl &DeprecatedPtrListImpl::assign(const DeprecatedPtrListImpl &impl, bool deleteItems) |
4f2f89ce4247
Revision: 201037
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parents:
diff
changeset
|
383 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
384 |
clear(deleteItems); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
385 |
DeprecatedPtrListImpl(impl).swap(*this); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
return *this; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
void DeprecatedPtrListImpl::addIterator(DeprecatedPtrListImplIterator *iter) const |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
iter->next = iterators; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
iter->prev = 0; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
393 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
if (iterators) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
iterators->prev = iter; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
iterators = iter; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
void DeprecatedPtrListImpl::removeIterator(DeprecatedPtrListImplIterator *iter) const |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
if (iter->prev == 0) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
iterators = iter->next; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
} else { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
iter->prev->next = iter->next; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
if (iter->next) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
iter->next->prev = iter->prev; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
410 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
411 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
412 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
413 |
void DeprecatedPtrListImpl::swap(DeprecatedPtrListImpl &other) |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
414 |
{ |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
415 |
using std::swap; |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
416 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
ASSERT(iterators == 0); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
ASSERT(other.iterators == 0); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
swap(head, other.head); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
swap(tail, other.tail); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
swap(cur, other.cur); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
swap(nodeCount, other.nodeCount); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
swap(deleteItem, other.deleteItem); |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
} |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
|
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
DeprecatedPtrListImplIterator::DeprecatedPtrListImplIterator() : |
4f2f89ce4247
Revision: 201037
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changeset
|
429 |
list(0), |
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diff
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|
430 |
node(0) |
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|
431 |
{ |
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432 |
} |
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parents:
diff
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|
433 |
|
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Revision: 201037
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434 |
DeprecatedPtrListImplIterator::DeprecatedPtrListImplIterator(const DeprecatedPtrListImpl &impl) : |
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list(&impl), |
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|
436 |
node(impl.head) |
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437 |
{ |
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impl.addIterator(this); |
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|
439 |
} |
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parents:
diff
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|
440 |
|
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Revision: 201037
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441 |
DeprecatedPtrListImplIterator::~DeprecatedPtrListImplIterator() |
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|
442 |
{ |
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|
443 |
if (list) { |
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Revision: 201037
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list->removeIterator(this); |
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|
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} |
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parents:
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446 |
} |
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parents:
diff
changeset
|
447 |
|
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Revision: 201037
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|
448 |
DeprecatedPtrListImplIterator::DeprecatedPtrListImplIterator(const DeprecatedPtrListImplIterator &impl) : |
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|
449 |
list(impl.list), |
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parents:
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|
450 |
node(impl.node) |
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451 |
{ |
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Revision: 201037
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452 |
if (list) { |
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Revision: 201037
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453 |
list->addIterator(this); |
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454 |
} |
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} |
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456 |
|
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unsigned DeprecatedPtrListImplIterator::count() const |
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458 |
{ |
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return list == 0 ? 0 : list->count(); |
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460 |
} |
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|
461 |
|
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Revision: 201037
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462 |
void *DeprecatedPtrListImplIterator::toFirst() |
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463 |
{ |
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Revision: 201037
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parents:
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464 |
if (list) { |
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Revision: 201037
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node = list->head; |
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Revision: 201037
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466 |
} |
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Revision: 201037
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467 |
return current(); |
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468 |
} |
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Revision: 201037
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|
469 |
|
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Revision: 201037
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470 |
void *DeprecatedPtrListImplIterator::toLast() |
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{ |
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Revision: 201037
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472 |
if (list) { |
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Revision: 201037
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node = list->tail; |
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} |
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Revision: 201037
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475 |
return current(); |
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476 |
} |
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|
477 |
|
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Revision: 201037
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478 |
void *DeprecatedPtrListImplIterator::current() const |
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{ |
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Revision: 201037
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return node == 0 ? 0 : node->data; |
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Revision: 201037
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481 |
} |
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Revision: 201037
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|
482 |
|
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Revision: 201037
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483 |
void *DeprecatedPtrListImplIterator::operator--() |
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{ |
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Revision: 201037
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|
485 |
if (node) { |
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Revision: 201037
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486 |
node = node->prev; |
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Revision: 201037
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|
487 |
} |
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Revision: 201037
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return current(); |
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Revision: 201037
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|
489 |
} |
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|
490 |
|
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Revision: 201037
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|
491 |
void *DeprecatedPtrListImplIterator::operator++() |
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Revision: 201037
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diff
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|
492 |
{ |
4f2f89ce4247
Revision: 201037
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parents:
diff
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|
493 |
if (node) { |
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Revision: 201037
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|
494 |
node = node->next; |
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Revision: 201037
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|
495 |
} |
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Revision: 201037
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|
496 |
return current(); |
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Revision: 201037
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diff
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|
497 |
} |
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Revision: 201037
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parents:
diff
changeset
|
498 |
|
4f2f89ce4247
Revision: 201037
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diff
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|
499 |
DeprecatedPtrListImplIterator &DeprecatedPtrListImplIterator::operator=(const DeprecatedPtrListImplIterator &impl) |
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Revision: 201037
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|
500 |
{ |
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Revision: 201037
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diff
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|
501 |
if (list) { |
4f2f89ce4247
Revision: 201037
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
list->removeIterator(this); |
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Revision: 201037
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parents:
diff
changeset
|
503 |
} |
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Revision: 201037
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parents:
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changeset
|
504 |
|
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Revision: 201037
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|
505 |
list = impl.list; |
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Revision: 201037
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|
506 |
node = impl.node; |
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Revision: 201037
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parents:
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changeset
|
507 |
|
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Revision: 201037
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diff
changeset
|
508 |
if (list) { |
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Revision: 201037
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parents:
diff
changeset
|
509 |
list->addIterator(this); |
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Revision: 201037
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parents:
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|
510 |
} |
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Revision: 201037
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|
511 |
|
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Revision: 201037
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|
512 |
return *this; |
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Revision: 201037
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diff
changeset
|
513 |
} |
4f2f89ce4247
Revision: 201037
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parents:
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changeset
|
514 |
|
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Revision: 201037
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parents:
diff
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515 |
} |