util/qundoview.cpp

Switch to Source codePreprocessed file
LineSource CodeCoverage
1 -
2 -
3 -
4 -
5 -
6 -
7class QUndoModel : public QAbstractItemModel -
8{ -
9 public: template <typename T> inline void qt_check_for_QOBJECT_macro(const T &_q_argument) const { int i = qYouForgotTheQ_OBJECT_Macro(this, &_q_argument); i = i + 1; } static const QMetaObject staticMetaObject; virtual const QMetaObject *metaObject() const; virtual void *qt_metacast(const char *); static inline QString tr(const char *s, const char *c = 0, int n = -1) { return staticMetaObject.tr(s, c, n); } __attribute__ ((__deprecated__)) static inline QString trUtf8(const char *s, const char *c = 0, int n = -1) { return staticMetaObject.tr(s, c, n); } virtual int qt_metacall(QMetaObject::Call, int, void **); private: __attribute__((visibility("hidden"))) static void qt_static_metacall(QObject *, QMetaObject::Call, int, void **); struct QPrivateSignal {}; -
10public: -
11 QUndoModel(QObject *parent = 0); -
12 -
13 QUndoStack *stack() const; -
14 -
15 virtual QModelIndex index(int row, int column, -
16 const QModelIndex &parent = QModelIndex()) const; -
17 virtual QModelIndex parent(const QModelIndex &child) const; -
18 virtual int rowCount(const QModelIndex &parent = QModelIndex()) const; -
19 virtual int columnCount(const QModelIndex &parent = QModelIndex()) const; -
20 virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; -
21 -
22 QModelIndex selectedIndex() const; -
23 QItemSelectionModel *selectionModel() const; -
24 -
25 QString emptyLabel() const; -
26 void setEmptyLabel(const QString &label); -
27 -
28 void setCleanIcon(const QIcon &icon); -
29 QIcon cleanIcon() const; -
30 -
31public : -
32 void setStack(QUndoStack *stack); -
33 -
34private : -
35 void stackChanged(); -
36 void stackDestroyed(QObject *obj); -
37 void setStackCurrentIndex(const QModelIndex &index); -
38 -
39private: -
40 QUndoStack *m_stack; -
41 QItemSelectionModel *m_sel_model; -
42 QString m_emty_label; -
43 QIcon m_clean_icon; -
44}; -
45 -
46QUndoModel::QUndoModel(QObject *parent) -
47 : QAbstractItemModel(parent) -
48{ -
49 m_stack = 0; -
50 m_sel_model = new QItemSelectionModel(this, this); -
51 connect(m_sel_model, "2""currentChanged(QModelIndex,QModelIndex)", -
52 this, "1""setStackCurrentIndex(QModelIndex)"); -
53 m_emty_label = tr("<empty>"); -
54}
never executed: }
0
55 -
56QItemSelectionModel *QUndoModel::selectionModel() const -
57{ -
58 return m_sel_model;
never executed: return m_sel_model;
0
59} -
60 -
61QUndoStack *QUndoModel::stack() const -
62{ -
63 return m_stack;
never executed: return m_stack;
0
64} -
65 -
66void QUndoModel::setStack(QUndoStack *stack) -
67{ -
68 if (m_stack == stack)
never evaluated: m_stack == stack
0
69 return;
never executed: return;
0
70 -
71 if (m_stack != 0) {
never evaluated: m_stack != 0
0
72 disconnect(m_stack, "2""cleanChanged(bool)", this, "1""stackChanged()"); -
73 disconnect(m_stack, "2""indexChanged(int)", this, "1""stackChanged()"); -
74 disconnect(m_stack, "2""destroyed(QObject*)", this, "1""stackDestroyed(QObject*)"); -
75 }
never executed: }
0
76 m_stack = stack; -
77 if (m_stack != 0) {
never evaluated: m_stack != 0
0
78 connect(m_stack, "2""cleanChanged(bool)", this, "1""stackChanged()"); -
79 connect(m_stack, "2""indexChanged(int)", this, "1""stackChanged()"); -
80 connect(m_stack, "2""destroyed(QObject*)", this, "1""stackDestroyed(QObject*)"); -
81 }
never executed: }
0
82 -
83 stackChanged(); -
84}
never executed: }
0
85 -
86void QUndoModel::stackDestroyed(QObject *obj) -
87{ -
88 if (obj != m_stack)
never evaluated: obj != m_stack
0
89 return;
never executed: return;
0
90 m_stack = 0; -
91 -
92 stackChanged(); -
93}
never executed: }
0
94 -
95void QUndoModel::stackChanged() -
96{ -
97 beginResetModel(); -
98 endResetModel(); -
99 m_sel_model->setCurrentIndex(selectedIndex(), QItemSelectionModel::ClearAndSelect); -
100}
never executed: }
0
101 -
102void QUndoModel::setStackCurrentIndex(const QModelIndex &index) -
103{ -
104 if (m_stack == 0)
never evaluated: m_stack == 0
0
105 return;
never executed: return;
0
106 -
107 if (index == selectedIndex())
never evaluated: index == selectedIndex()
0
108 return;
never executed: return;
0
109 -
110 if (index.column() != 0)
never evaluated: index.column() != 0
0
111 return;
never executed: return;
0
112 -
113 m_stack->setIndex(index.row()); -
114}
never executed: }
0
115 -
116QModelIndex QUndoModel::selectedIndex() const -
117{ -
118 return m_stack == 0 ? QModelIndex() : createIndex(m_stack->index(), 0);
never executed: return m_stack == 0 ? QModelIndex() : createIndex(m_stack->index(), 0);
0
119} -
120 -
121QModelIndex QUndoModel::index(int row, int column, const QModelIndex &parent) const -
122{ -
123 if (m_stack == 0)
never evaluated: m_stack == 0
0
124 return QModelIndex();
never executed: return QModelIndex();
0
125 -
126 if (parent.isValid())
never evaluated: parent.isValid()
0
127 return QModelIndex();
never executed: return QModelIndex();
0
128 -
129 if (column != 0)
never evaluated: column != 0
0
130 return QModelIndex();
never executed: return QModelIndex();
0
131 -
132 if (row < 0 || row > m_stack->count())
never evaluated: row < 0
never evaluated: row > m_stack->count()
0
133 return QModelIndex();
never executed: return QModelIndex();
0
134 -
135 return createIndex(row, column);
never executed: return createIndex(row, column);
0
136} -
137 -
138QModelIndex QUndoModel::parent(const QModelIndex&) const -
139{ -
140 return QModelIndex();
never executed: return QModelIndex();
0
141} -
142 -
143int QUndoModel::rowCount(const QModelIndex &parent) const -
144{ -
145 if (m_stack == 0)
never evaluated: m_stack == 0
0
146 return 0;
never executed: return 0;
0
147 -
148 if (parent.isValid())
never evaluated: parent.isValid()
0
149 return 0;
never executed: return 0;
0
150 -
151 return m_stack->count() + 1;
never executed: return m_stack->count() + 1;
0
152} -
153 -
154int QUndoModel::columnCount(const QModelIndex&) const -
155{ -
156 return 1;
never executed: return 1;
0
157} -
158 -
159QVariant QUndoModel::data(const QModelIndex &index, int role) const -
160{ -
161 if (m_stack == 0)
never evaluated: m_stack == 0
0
162 return QVariant();
never executed: return QVariant();
0
163 -
164 if (index.column() != 0)
never evaluated: index.column() != 0
0
165 return QVariant();
never executed: return QVariant();
0
166 -
167 if (index.row() < 0 || index.row() > m_stack->count())
never evaluated: index.row() < 0
never evaluated: index.row() > m_stack->count()
0
168 return QVariant();
never executed: return QVariant();
0
169 -
170 if (role == Qt::DisplayRole) {
never evaluated: role == Qt::DisplayRole
0
171 if (index.row() == 0)
never evaluated: index.row() == 0
0
172 return m_emty_label;
never executed: return m_emty_label;
0
173 return m_stack->text(index.row() - 1);
never executed: return m_stack->text(index.row() - 1);
0
174 } else if (role == Qt::DecorationRole) {
never evaluated: role == Qt::DecorationRole
0
175 if (index.row() == m_stack->cleanIndex() && !m_clean_icon.isNull())
never evaluated: index.row() == m_stack->cleanIndex()
never evaluated: !m_clean_icon.isNull()
0
176 return m_clean_icon;
never executed: return m_clean_icon;
0
177 return QVariant();
never executed: return QVariant();
0
178 } -
179 -
180 return QVariant();
never executed: return QVariant();
0
181} -
182 -
183QString QUndoModel::emptyLabel() const -
184{ -
185 return m_emty_label;
never executed: return m_emty_label;
0
186} -
187 -
188void QUndoModel::setEmptyLabel(const QString &label) -
189{ -
190 m_emty_label = label; -
191 stackChanged(); -
192}
never executed: }
0
193 -
194void QUndoModel::setCleanIcon(const QIcon &icon) -
195{ -
196 m_clean_icon = icon; -
197 stackChanged(); -
198}
never executed: }
0
199 -
200QIcon QUndoModel::cleanIcon() const -
201{ -
202 return m_clean_icon;
never executed: return m_clean_icon;
0
203} -
204class QUndoViewPrivate : public QListViewPrivate -
205{ -
206 inline QUndoView* q_func() { return static_cast<QUndoView *>(q_ptr); } inline const QUndoView* q_func() const { return static_cast<const QUndoView *>(q_ptr); } friend class QUndoView; -
207public: -
208 QUndoViewPrivate() : -
209 -
210 group(0), -
211 -
212 model(0) {}
never executed: }
0
213 -
214 -
215 QPointer<QUndoGroup> group; -
216 -
217 QUndoModel *model; -
218 -
219 void init(); -
220}; -
221 -
222void QUndoViewPrivate::init() -
223{ -
224 QUndoView * const q = q_func(); -
225 -
226 model = new QUndoModel(q); -
227 q->setModel(model); -
228 q->setSelectionModel(model->selectionModel()); -
229}
never executed: }
0
230 -
231 -
232 -
233 -
234 -
235QUndoView::QUndoView(QWidget *parent) -
236 : QListView(*new QUndoViewPrivate(), parent) -
237{ -
238 QUndoViewPrivate * const d = d_func(); -
239 d->init(); -
240}
never executed: }
0
241 -
242 -
243 -
244 -
245 -
246QUndoView::QUndoView(QUndoStack *stack, QWidget *parent) -
247 : QListView(*new QUndoViewPrivate(), parent) -
248{ -
249 QUndoViewPrivate * const d = d_func(); -
250 d->init(); -
251 setStack(stack); -
252}
never executed: }
0
253QUndoView::QUndoView(QUndoGroup *group, QWidget *parent) -
254 : QListView(*new QUndoViewPrivate(), parent) -
255{ -
256 QUndoViewPrivate * const d = d_func(); -
257 d->init(); -
258 setGroup(group); -
259}
never executed: }
0
260 -
261 -
262 -
263 -
264 -
265 -
266 -
267QUndoView::~QUndoView() -
268{ -
269} -
270QUndoStack *QUndoView::stack() const -
271{ -
272 const QUndoViewPrivate * const d = d_func(); -
273 return d->model->stack();
never executed: return d->model->stack();
0
274} -
275void QUndoView::setStack(QUndoStack *stack) -
276{ -
277 QUndoViewPrivate * const d = d_func(); -
278 -
279 setGroup(0); -
280 -
281 d->model->setStack(stack); -
282}
never executed: }
0
283void QUndoView::setGroup(QUndoGroup *group) -
284{ -
285 QUndoViewPrivate * const d = d_func(); -
286 -
287 if (d->group == group)
never evaluated: d->group == group
0
288 return;
never executed: return;
0
289 -
290 if (d->group != 0) {
never evaluated: d->group != 0
0
291 disconnect(d->group, "2""activeStackChanged(QUndoStack*)", -
292 d->model, "1""setStack(QUndoStack*)"); -
293 }
never executed: }
0
294 -
295 d->group = group; -
296 -
297 if (d->group != 0) {
never evaluated: d->group != 0
0
298 connect(d->group, "2""activeStackChanged(QUndoStack*)", -
299 d->model, "1""setStack(QUndoStack*)"); -
300 d->model->setStack(d->group->activeStack()); -
301 } else {
never executed: }
0
302 d->model->setStack(0); -
303 }
never executed: }
0
304} -
305QUndoGroup *QUndoView::group() const -
306{ -
307 const QUndoViewPrivate * const d = d_func(); -
308 return d->group;
never executed: return d->group;
0
309} -
310void QUndoView::setEmptyLabel(const QString &label) -
311{ -
312 QUndoViewPrivate * const d = d_func(); -
313 d->model->setEmptyLabel(label); -
314}
never executed: }
0
315 -
316QString QUndoView::emptyLabel() const -
317{ -
318 const QUndoViewPrivate * const d = d_func(); -
319 return d->model->emptyLabel();
never executed: return d->model->emptyLabel();
0
320} -
321void QUndoView::setCleanIcon(const QIcon &icon) -
322{ -
323 const QUndoViewPrivate * const d = d_func(); -
324 d->model->setCleanIcon(icon); -
325 -
326}
never executed: }
0
327 -
328QIcon QUndoView::cleanIcon() const -
329{ -
330 const QUndoViewPrivate * const d = d_func(); -
331 return d->model->cleanIcon();
never executed: return d->model->cleanIcon();
0
332} -
333 -
334 -
335 -
336 -
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