source: trunk/src/scripttools/debugging/qscriptdebuggerscriptsmodel.cpp@ 651

Last change on this file since 651 was 651, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.2 sources.
File size: 10.3 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtSCriptTools module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qscriptdebuggerscriptsmodel_p.h"
43#include "qscriptscriptdata_p.h"
44
45#include "private/qabstractitemmodel_p.h"
46
47#include <QtCore/qfileinfo.h>
48#include <QtCore/qpair.h>
49#include <QtCore/qdebug.h>
50
51QT_BEGIN_NAMESPACE
52
53class QScriptDebuggerScriptsModelPrivate
54 : public QAbstractItemModelPrivate
55{
56 Q_DECLARE_PUBLIC(QScriptDebuggerScriptsModel)
57public:
58 struct Node {
59 Node(qint64 sid, const QScriptScriptData &dt)
60 : scriptId(sid), data(dt) {}
61
62 qint64 scriptId;
63 QScriptScriptData data;
64 QList<QPair<QString, int> > functionsInfo;
65 QSet<int> executableLineNumbers;
66 };
67
68 QScriptDebuggerScriptsModelPrivate();
69 ~QScriptDebuggerScriptsModelPrivate();
70
71 Node *findScriptNode(qint64 scriptId) const;
72
73 int nextNodeId;
74 QMap<int, Node*> nodes;
75};
76
77QScriptDebuggerScriptsModelPrivate::QScriptDebuggerScriptsModelPrivate()
78{
79 nextNodeId = 0;
80}
81
82QScriptDebuggerScriptsModelPrivate::~QScriptDebuggerScriptsModelPrivate()
83{
84 qDeleteAll(nodes);
85}
86
87QScriptDebuggerScriptsModelPrivate::Node *QScriptDebuggerScriptsModelPrivate::findScriptNode(qint64 scriptId) const
88{
89 QMap<int, Node*>::const_iterator it;
90 for (it = nodes.constBegin(); it != nodes.constEnd(); ++it) {
91 Node *n = it.value();
92 if (n->scriptId == scriptId)
93 return n;
94 }
95 return 0;
96}
97
98QScriptDebuggerScriptsModel::QScriptDebuggerScriptsModel(QObject *parent)
99 : QAbstractItemModel(*new QScriptDebuggerScriptsModelPrivate, parent)
100{
101}
102
103QScriptDebuggerScriptsModel::~QScriptDebuggerScriptsModel()
104{
105}
106
107void QScriptDebuggerScriptsModel::removeScript(qint64 id)
108{
109 Q_D(QScriptDebuggerScriptsModel);
110 QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::iterator it;
111 for (it = d->nodes.begin(); it != d->nodes.end(); ++it) {
112 QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
113 if (n->scriptId == id) {
114 d->nodes.erase(it);
115 delete n;
116 break;
117 }
118 }
119}
120
121void QScriptDebuggerScriptsModel::addScript(qint64 sid, const QScriptScriptData &data)
122{
123 Q_D(QScriptDebuggerScriptsModel);
124 int id = d->nextNodeId;
125 ++d->nextNodeId;
126 d->nodes.insert(id, new QScriptDebuggerScriptsModelPrivate::Node(sid, data));
127}
128
129void QScriptDebuggerScriptsModel::addExtraScriptInfo(
130 qint64 sid, const QMap<QString, int> &functionsInfo,
131 const QSet<int> &executableLineNumbers)
132{
133 Q_D(QScriptDebuggerScriptsModel);
134 QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(sid);
135 if (!node)
136 return;
137 QList<QPair<QString, int> > lst;
138 QMap<QString, int>::const_iterator it;
139 for (it = functionsInfo.constBegin(); it != functionsInfo.constEnd(); ++it)
140 lst.append(qMakePair(it.key(), it.value()));
141 node->functionsInfo = lst;
142 node->executableLineNumbers = executableLineNumbers;
143}
144
145void QScriptDebuggerScriptsModel::commit()
146{
147 layoutAboutToBeChanged();
148 layoutChanged();
149}
150
151QScriptScriptData QScriptDebuggerScriptsModel::scriptData(qint64 sid) const
152{
153 Q_D(const QScriptDebuggerScriptsModel);
154 QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(sid);
155 if (!node)
156 return QScriptScriptData();
157 return node->data;
158}
159
160QScriptScriptMap QScriptDebuggerScriptsModel::scripts() const
161{
162 Q_D(const QScriptDebuggerScriptsModel);
163 QScriptScriptMap result;
164 QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
165 for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it) {
166 QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
167 result.insert(n->scriptId, n->data);
168 }
169 return result;
170}
171
172qint64 QScriptDebuggerScriptsModel::resolveScript(const QString &fileName) const
173{
174 Q_D(const QScriptDebuggerScriptsModel);
175 QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
176 for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it) {
177 QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
178 if (n->data.fileName() == fileName)
179 return n->scriptId;
180 }
181 return -1;
182}
183
184QSet<int> QScriptDebuggerScriptsModel::executableLineNumbers(qint64 scriptId) const
185{
186 Q_D(const QScriptDebuggerScriptsModel);
187 QScriptDebuggerScriptsModelPrivate::Node *node = d->findScriptNode(scriptId);
188 if (!node)
189 return QSet<int>();
190 return node->executableLineNumbers;
191}
192
193QModelIndex QScriptDebuggerScriptsModel::indexFromScriptId(qint64 sid) const
194{
195 Q_D(const QScriptDebuggerScriptsModel);
196 int row = 0;
197 QMap<int, QScriptDebuggerScriptsModelPrivate::Node*>::const_iterator it;
198 for (it = d->nodes.constBegin(); it != d->nodes.constEnd(); ++it, ++row) {
199 QScriptDebuggerScriptsModelPrivate::Node *n = it.value();
200 if (n->scriptId == sid)
201 return createIndex(row, 0, it.key() << 12);
202 }
203 return QModelIndex();
204}
205
206qint64 QScriptDebuggerScriptsModel::scriptIdFromIndex(const QModelIndex &index) const
207{
208 Q_D(const QScriptDebuggerScriptsModel);
209 if (!index.isValid())
210 return -1;
211 int id = index.internalId();
212 if (id & 1)
213 return -1;
214 QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
215 if (!n)
216 return -1;
217 return n->scriptId;
218}
219
220QPair<QString, int> QScriptDebuggerScriptsModel::scriptFunctionInfoFromIndex(const QModelIndex &index) const
221{
222 Q_D(const QScriptDebuggerScriptsModel);
223 QPair<QString, int> result;
224 if (!index.isValid())
225 return result;
226 int id = index.internalId();
227 if (!(id & 1))
228 return result;
229 QScriptDebuggerScriptsModelPrivate::Node *node = d->nodes.value(id >> 12);
230 if (!node)
231 return result;
232 int functionIndex = (id >> 1) & ((1 << 11) - 1);
233 result = node->functionsInfo.at(functionIndex);
234 return result;
235}
236
237/*!
238 \reimp
239*/
240QModelIndex QScriptDebuggerScriptsModel::index(int row, int column, const QModelIndex &parent) const
241{
242 Q_D(const QScriptDebuggerScriptsModel);
243 if (!parent.isValid()) {
244 if ((row < 0) || (row >= d->nodes.size()))
245 return QModelIndex();
246 if (column != 0)
247 return QModelIndex();
248 return createIndex(row, column, d->nodes.keys().at(row) << 12);
249 }
250 int id = parent.internalId();
251 if (id & 1)
252 return QModelIndex();
253 return createIndex(row, column, id | (row << 1) | 1);
254}
255
256/*!
257 \reimp
258*/
259QModelIndex QScriptDebuggerScriptsModel::parent(const QModelIndex &index) const
260{
261 Q_D(const QScriptDebuggerScriptsModel);
262 if (!index.isValid())
263 return QModelIndex();
264 int id = index.internalId();
265 if (!(id & 1))
266 return QModelIndex();
267 QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
268 if (!n)
269 return QModelIndex();
270 return indexFromScriptId(n->scriptId);
271}
272
273/*!
274 \reimp
275*/
276int QScriptDebuggerScriptsModel::columnCount(const QModelIndex &) const
277{
278 return 1;
279}
280
281/*!
282 \reimp
283*/
284int QScriptDebuggerScriptsModel::rowCount(const QModelIndex &parent) const
285{
286 Q_D(const QScriptDebuggerScriptsModel);
287 if (!parent.isValid())
288 return d->nodes.size();
289 int id = parent.internalId();
290 if (id & 1)
291 return 0;
292 QScriptDebuggerScriptsModelPrivate::Node *n = d->nodes.value(id >> 12);
293 if (!n)
294 return 0;
295 return n->functionsInfo.size();
296}
297
298/*!
299 \reimp
300*/
301QVariant QScriptDebuggerScriptsModel::data(const QModelIndex &index, int role) const
302{
303 Q_D(const QScriptDebuggerScriptsModel);
304 if (!index.isValid())
305 return QVariant();
306 int id = index.internalId();
307 QScriptDebuggerScriptsModelPrivate::Node *node = d->nodes.value(id >> 12);
308 if (!node)
309 return QVariant();
310 if (!(id & 1)) {
311 if (role == Qt::DisplayRole) {
312 QString fn = node->data.fileName();
313 if (fn.isEmpty())
314 fn = QString::fromLatin1("<anonymous script, id=%0>").arg(node->scriptId);
315 return fn;
316 } else if (role == Qt::ToolTipRole) {
317 QString fn = node->data.fileName();
318 if (QFileInfo(fn).fileName() != fn)
319 return fn;
320 } else if (role == Qt::UserRole) {
321 return node->scriptId;
322 } else if (role == Qt::UserRole+1) {
323 return node->data.baseLineNumber();
324 } else if (role == Qt::UserRole+2) {
325 return node->data.contents();
326 }
327 } else {
328 int functionIndex = (id >> 1) & ((1 << 11) - 1);
329 if (role == Qt::DisplayRole)
330 return node->functionsInfo[functionIndex].first;
331 }
332 return QVariant();
333}
334
335QT_END_NAMESPACE
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