summaryrefslogtreecommitdiff
path: root/src/scripttools/debugging/qscriptbreakpointswidget.cpp
blob: d4547b384c3d951555a137f8074b3410a0a03fc1 (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
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtSCriptTools module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qscriptbreakpointswidget_p.h"
#include "qscriptbreakpointswidgetinterface_p_p.h"
#include "qscriptbreakpointsmodel_p.h"
#include "qscriptdebuggerscriptsmodel_p.h"

#include <QtCore/qdebug.h>
#include <QtGui/qaction.h>
#include <QtGui/qcompleter.h>
#include <QtGui/qheaderview.h>
#include <QtGui/qlineedit.h>
#include <QtGui/qmessagebox.h>
#include <QtGui/qtoolbar.h>
#include <QtGui/qtoolbutton.h>
#include <QtGui/qtreeview.h>
#include <QtGui/qboxlayout.h>
#include <QtGui/qstyleditemdelegate.h>
#include <QtGui/qevent.h>
#include <QtScript/qscriptengine.h>

QT_BEGIN_NAMESPACE

class QScriptNewBreakpointWidget : public QWidget
{
    Q_OBJECT
public:
    QScriptNewBreakpointWidget(QWidget *parent = 0)
        : QWidget(parent) {
	QString system = QLatin1String("win");
        QHBoxLayout *hboxLayout = new QHBoxLayout(this);
#ifdef Q_OS_MAC
        system = QLatin1String("mac");
#else
        hboxLayout->setSpacing(6);
        hboxLayout->setMargin(0);
#endif

        toolClose = new QToolButton(this);
        toolClose->setIcon(QIcon(QString::fromUtf8(":/qt/scripttools/debugging/images/%1/closetab.png").arg(system)));
        toolClose->setAutoRaise(true);
        toolClose->setText(QObject::tr("Close"));
        hboxLayout->addWidget(toolClose);

        fileNameEdit = new QLineEdit();
        setFocusProxy(fileNameEdit);
        QRegExp locationRegExp(QString::fromLatin1(".+:[0-9]+"));
        QRegExpValidator *validator = new QRegExpValidator(locationRegExp, fileNameEdit);
        fileNameEdit->setValidator(validator);
        hboxLayout->addWidget(fileNameEdit);

        toolOk = new QToolButton(this);
        toolOk->setIcon(QIcon(QString::fromUtf8(":/qt/scripttools/debugging/images/%1/plus.png").arg(system)));
        toolOk->setAutoRaise(true);
        toolOk->setEnabled(false);
        hboxLayout->addWidget(toolOk);

        QObject::connect(toolClose, SIGNAL(clicked()), this, SLOT(hide()));
        QObject::connect(toolOk, SIGNAL(clicked()), this, SLOT(onOkClicked()));
        QObject::connect(fileNameEdit, SIGNAL(textChanged(QString)),
                         this, SLOT(onTextChanged()));
        QObject::connect(fileNameEdit, SIGNAL(returnPressed()),
                         this, SLOT(onOkClicked()));
    }

    void setCompleter(QCompleter *comp)
        { fileNameEdit->setCompleter(comp); }

Q_SIGNALS:
    void newBreakpointRequest(const QString &fileName, int lineNumber);

protected:
    void keyPressEvent(QKeyEvent *e)
    {
        if (e->key() == Qt::Key_Escape)
            hide();
        else
            QWidget::keyPressEvent(e);
    }

private Q_SLOTS:
    void onOkClicked()
    {
        QString location = fileNameEdit->text();
        fileNameEdit->clear();
        QString fileName = location.left(location.lastIndexOf(QLatin1Char(':')));
        int lineNumber = location.mid(fileName.length()+1).toInt();
        emit newBreakpointRequest(fileName, lineNumber);
    }

    void onTextChanged()
    {
        toolOk->setEnabled(fileNameEdit->hasAcceptableInput());
    }

private:
    QLineEdit *fileNameEdit;
    QToolButton *toolClose;
    QToolButton *toolOk;
};



class QScriptBreakpointsWidgetPrivate
    : public QScriptBreakpointsWidgetInterfacePrivate
{
    Q_DECLARE_PUBLIC(QScriptBreakpointsWidget)
public:
    QScriptBreakpointsWidgetPrivate();
    ~QScriptBreakpointsWidgetPrivate();

    void _q_newBreakpoint();
    void _q_deleteBreakpoint();
    void _q_onCurrentChanged(const QModelIndex &index);
    void _q_onNewBreakpointRequest(const QString &fileName, int lineNumber);

    static QPixmap pixmap(const QString &path)
    {
        static QString prefix = QString::fromLatin1(":/qt/scripttools/debugging/images/");
        return QPixmap(prefix + path);
    }

    QTreeView *view;
    QScriptNewBreakpointWidget *newBreakpointWidget;
    QAction *deleteBreakpointAction;
    QScriptDebuggerScriptsModel *scriptsModel;
};

QScriptBreakpointsWidgetPrivate::QScriptBreakpointsWidgetPrivate()
{
}

QScriptBreakpointsWidgetPrivate::~QScriptBreakpointsWidgetPrivate()
{
}

void QScriptBreakpointsWidgetPrivate::_q_newBreakpoint()
{
    newBreakpointWidget->show();
    newBreakpointWidget->setFocus(Qt::OtherFocusReason);
}

void QScriptBreakpointsWidgetPrivate::_q_deleteBreakpoint()
{
    Q_Q(QScriptBreakpointsWidget);
    QModelIndex index = view->currentIndex();
    if (index.isValid()) {
        int id = q->breakpointsModel()->breakpointIdAt(index.row());
        q->breakpointsModel()->deleteBreakpoint(id);
    }
}

void QScriptBreakpointsWidgetPrivate::_q_onCurrentChanged(const QModelIndex &index)
{
    deleteBreakpointAction->setEnabled(index.isValid());
}

void QScriptBreakpointsWidgetPrivate::_q_onNewBreakpointRequest(const QString &fileName, int lineNumber)
{
    QScriptBreakpointData data(fileName, lineNumber);
    q_func()->breakpointsModel()->setBreakpoint(data);
}

class QScriptBreakpointsItemDelegate : public QStyledItemDelegate
{
    Q_OBJECT
public:
    QScriptBreakpointsItemDelegate(QObject *parent = 0)
        : QStyledItemDelegate(parent) {}

    QWidget *createEditor(QWidget *parent,
                          const QStyleOptionViewItem &option,
                          const QModelIndex &index) const
    {
        QWidget *editor = QStyledItemDelegate::createEditor(parent, option, index);
        if (index.column() == 2) {
            // condition
            QLineEdit *le = qobject_cast<QLineEdit*>(editor);
            if (le) {
                QObject::connect(le, SIGNAL(textEdited(QString)),
                                 this, SLOT(validateInput(QString)));
            }
        }
        return editor;
    }

    bool eventFilter(QObject *editor, QEvent *event)
    {
        if (QLineEdit *le = qobject_cast<QLineEdit*>(editor)) {
            if (event->type() == QEvent::KeyPress) {
                int key = static_cast<QKeyEvent*>(event)->key();
                if ((key == Qt::Key_Enter) || (key == Qt::Key_Return)) {
                    if (QScriptEngine::checkSyntax(le->text()).state() != QScriptSyntaxCheckResult::Valid) {
                        // ignore when script contains syntax error
                        return true;
                    }
                }
            }
        }
        return QStyledItemDelegate::eventFilter(editor, event);
    }

    void setModelData(QWidget *editor, QAbstractItemModel *model,
                      const QModelIndex &index) const
    {
        if (index.column() == 2) {
            // check that the syntax is OK
            QString condition = qobject_cast<QLineEdit*>(editor)->text();
            if (QScriptEngine::checkSyntax(condition).state() != QScriptSyntaxCheckResult::Valid)
                return;
        }
        QStyledItemDelegate::setModelData(editor, model, index);
    }

private Q_SLOTS:
    void validateInput(const QString &text)
    {
        QWidget *editor = qobject_cast<QWidget*>(sender());
        QPalette pal = editor->palette();
        QColor col;
        bool ok = (QScriptEngine::checkSyntax(text).state() == QScriptSyntaxCheckResult::Valid);
        if (ok) {
            col = Qt::white;
        } else {
            QScriptSyntaxCheckResult result = QScriptEngine::checkSyntax(
                text + QLatin1Char('\n'));
            if (result.state() == QScriptSyntaxCheckResult::Intermediate)
                col = QColor(255, 240, 192);
            else
                col = QColor(255, 102, 102);
        }
        pal.setColor(QPalette::Active, QPalette::Base, col);
        editor->setPalette(pal);
    }
};

QScriptBreakpointsWidget::QScriptBreakpointsWidget(QWidget *parent)
    : QScriptBreakpointsWidgetInterface(*new QScriptBreakpointsWidgetPrivate, parent, 0)
{
    Q_D(QScriptBreakpointsWidget);
    d->view = new QTreeView();
//    d->view->setEditTriggers(QAbstractItemView::NoEditTriggers);
    d->view->setEditTriggers(QAbstractItemView::AllEditTriggers);
//    d->view->setAlternatingRowColors(true);
    d->view->setRootIsDecorated(false);
    d->view->setSelectionBehavior(QAbstractItemView::SelectRows);
//    d->view->header()->hide();
//    d->view->header()->setDefaultAlignment(Qt::AlignLeft);
//    d->view->header()->setResizeMode(QHeaderView::ResizeToContents);
    d->view->setItemDelegate(new QScriptBreakpointsItemDelegate(this));

    d->newBreakpointWidget = new QScriptNewBreakpointWidget();
    d->newBreakpointWidget->hide();
    QObject::connect(d->newBreakpointWidget, SIGNAL(newBreakpointRequest(QString,int)),
                     this, SLOT(_q_onNewBreakpointRequest(QString,int)));

    QIcon newBreakpointIcon;
    newBreakpointIcon.addPixmap(d->pixmap(QString::fromLatin1("new.png")), QIcon::Normal);
    QAction *newBreakpointAction = new QAction(newBreakpointIcon, QObject::tr("New"), this);
    QObject::connect(newBreakpointAction, SIGNAL(triggered()),
                     this, SLOT(_q_newBreakpoint()));

    QIcon deleteBreakpointIcon;
    deleteBreakpointIcon.addPixmap(d->pixmap(QString::fromLatin1("delete.png")), QIcon::Normal);
    d->deleteBreakpointAction = new QAction(deleteBreakpointIcon, QObject::tr("Delete"), this);
    d->deleteBreakpointAction->setEnabled(false);
    QObject::connect(d->deleteBreakpointAction, SIGNAL(triggered()),
                     this, SLOT(_q_deleteBreakpoint()));

    QToolBar *toolBar = new QToolBar();
    toolBar->addAction(newBreakpointAction);
    toolBar->addAction(d->deleteBreakpointAction);

    QVBoxLayout *vbox = new QVBoxLayout(this);
    vbox->setMargin(0);
    vbox->addWidget(toolBar);
    vbox->addWidget(d->newBreakpointWidget);
    vbox->addWidget(d->view);
}

QScriptBreakpointsWidget::~QScriptBreakpointsWidget()
{
}

/*!
  \reimp
*/
QScriptBreakpointsModel *QScriptBreakpointsWidget::breakpointsModel() const
{
    Q_D(const QScriptBreakpointsWidget);
    return qobject_cast<QScriptBreakpointsModel*>(d->view->model());
}

/*!
  \reimp
*/
void QScriptBreakpointsWidget::setBreakpointsModel(QScriptBreakpointsModel *model)
{
    Q_D(QScriptBreakpointsWidget);
    d->view->setModel(model);
    d->view->header()->resizeSection(0, 50);
    QObject::connect(d->view->selectionModel(), SIGNAL(currentChanged(QModelIndex,QModelIndex)),
                     this, SLOT(_q_onCurrentChanged(QModelIndex)));
}

/*!
  \reimp
*/
QScriptDebuggerScriptsModel *QScriptBreakpointsWidget::scriptsModel() const
{
    Q_D(const QScriptBreakpointsWidget);
    return d->scriptsModel;
}

/*!
  \reimp
*/
void QScriptBreakpointsWidget::setScriptsModel(QScriptDebuggerScriptsModel *model)
{
    Q_D(QScriptBreakpointsWidget);
    d->scriptsModel = model;
    QCompleter *completer = new QCompleter(model, this);
    completer->setCompletionRole(Qt::DisplayRole);
    d->newBreakpointWidget->setCompleter(completer);
}

/*!
  \reimp
*/
void QScriptBreakpointsWidget::keyPressEvent(QKeyEvent *e)
{
    Q_D(QScriptBreakpointsWidget);
    if (e->key() == Qt::Key_Delete) {
        QModelIndex index = d->view->currentIndex();
        if (!index.isValid())
            return;
        int id = breakpointsModel()->breakpointIdAt(index.row());
        breakpointsModel()->deleteBreakpoint(id);
    }
}

QT_END_NAMESPACE

#include "qscriptbreakpointswidget.moc"

#include "moc_qscriptbreakpointswidget_p.cpp"