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1 | /**************************************************************************** | - |
2 | ** | - |
3 | ** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). | - |
4 | ** Contact: http://www.qt-project.org/legal | - |
5 | ** | - |
6 | ** This file is part of the QtGui module of the Qt Toolkit. | - |
7 | ** | - |
8 | ** $QT_BEGIN_LICENSE:LGPL$ | - |
9 | ** Commercial License Usage | - |
10 | ** Licensees holding valid commercial Qt licenses may use this file in | - |
11 | ** accordance with the commercial license agreement provided with the | - |
12 | ** Software or, alternatively, in accordance with the terms contained in | - |
13 | ** a written agreement between you and Digia. For licensing terms and | - |
14 | ** conditions see http://qt.digia.com/licensing. For further information | - |
15 | ** use the contact form at http://qt.digia.com/contact-us. | - |
16 | ** | - |
17 | ** GNU Lesser General Public License Usage | - |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | - |
19 | ** General Public License version 2.1 as published by the Free Software | - |
20 | ** Foundation and appearing in the file LICENSE.LGPL included in the | - |
21 | ** packaging of this file. Please review the following information to | - |
22 | ** ensure the GNU Lesser General Public License version 2.1 requirements | - |
23 | ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. | - |
24 | ** | - |
25 | ** In addition, as a special exception, Digia gives you certain additional | - |
26 | ** rights. These rights are described in the Digia Qt LGPL Exception | - |
27 | ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | - |
28 | ** | - |
29 | ** GNU General Public License Usage | - |
30 | ** Alternatively, this file may be used under the terms of the GNU | - |
31 | ** General Public License version 3.0 as published by the Free Software | - |
32 | ** Foundation and appearing in the file LICENSE.GPL included in the | - |
33 | ** packaging of this file. Please review the following information to | - |
34 | ** ensure the GNU General Public License version 3.0 requirements will be | - |
35 | ** met: http://www.gnu.org/copyleft/gpl.html. | - |
36 | ** | - |
37 | ** | - |
38 | ** $QT_END_LICENSE$ | - |
39 | ** | - |
40 | ****************************************************************************/ | - |
41 | | - |
42 | #ifndef QT_NO_QCOLUMNVIEW | - |
43 | | - |
44 | #include "qcolumnviewgrip_p.h" | - |
45 | #include <qstyleoption.h> | - |
46 | #include <qpainter.h> | - |
47 | #include <qbrush.h> | - |
48 | #include <qevent.h> | - |
49 | #include <qdebug.h> | - |
50 | | - |
51 | QT_BEGIN_NAMESPACE | - |
52 | | - |
53 | /* | - |
54 | \internal | - |
55 | class QColumnViewGrip | - |
56 | | - |
57 | QColumnViewGrip is created to go inside QAbstractScrollArea's corner. | - |
58 | When the mouse it moved it will resize the scroll area and emit's a signal. | - |
59 | */ | - |
60 | | - |
61 | /* | - |
62 | \internal | - |
63 | \fn void QColumnViewGrip::gripMoved() | - |
64 | Signal that is emitted when the grip moves the parent widget. | - |
65 | */ | - |
66 | | - |
67 | /*! | - |
68 | Creates a new QColumnViewGrip with the given \a parent to view a model. | - |
69 | Use setModel() to set the model. | - |
70 | */ | - |
71 | QColumnViewGrip::QColumnViewGrip(QWidget *parent) | - |
72 | : QWidget(*new QColumnViewGripPrivate, parent, 0) | - |
73 | { | - |
74 | #ifndef QT_NO_CURSOR | - |
75 | setCursor(Qt::SplitHCursor); never executed (the execution status of this line is deduced): setCursor(Qt::SplitHCursor); | - |
76 | #endif | - |
77 | } | 0 |
78 | | - |
79 | /*! | - |
80 | \internal | - |
81 | */ | - |
82 | QColumnViewGrip::QColumnViewGrip(QColumnViewGripPrivate & dd, QWidget *parent, Qt::WindowFlags f) | - |
83 | : QWidget(dd, parent, f) | - |
84 | { | - |
85 | } | 0 |
86 | | - |
87 | /*! | - |
88 | Destroys the view. | - |
89 | */ | - |
90 | QColumnViewGrip::~QColumnViewGrip() | - |
91 | { | - |
92 | } | - |
93 | | - |
94 | /*! | - |
95 | Attempt to resize the parent object by \a offset | - |
96 | returns the amount of offset that it was actually able to resized | - |
97 | */ | - |
98 | int QColumnViewGrip::moveGrip(int offset) | - |
99 | { | - |
100 | QWidget *parentWidget = (QWidget*)parent(); never executed (the execution status of this line is deduced): QWidget *parentWidget = (QWidget*)parent(); | - |
101 | | - |
102 | // first resize the parent | - |
103 | int oldWidth = parentWidget->width(); never executed (the execution status of this line is deduced): int oldWidth = parentWidget->width(); | - |
104 | int newWidth = oldWidth; never executed (the execution status of this line is deduced): int newWidth = oldWidth; | - |
105 | if (isRightToLeft()) never evaluated: isRightToLeft() | 0 |
106 | newWidth -= offset; never executed: newWidth -= offset; | 0 |
107 | else | - |
108 | newWidth += offset; never executed: newWidth += offset; | 0 |
109 | newWidth = qMax(parentWidget->minimumWidth(), newWidth); never executed (the execution status of this line is deduced): newWidth = qMax(parentWidget->minimumWidth(), newWidth); | - |
110 | parentWidget->resize(newWidth, parentWidget->height()); never executed (the execution status of this line is deduced): parentWidget->resize(newWidth, parentWidget->height()); | - |
111 | | - |
112 | // Then have the view move the widget | - |
113 | int realOffset = parentWidget->width() - oldWidth; never executed (the execution status of this line is deduced): int realOffset = parentWidget->width() - oldWidth; | - |
114 | int oldX = parentWidget->x(); never executed (the execution status of this line is deduced): int oldX = parentWidget->x(); | - |
115 | if (realOffset != 0) never evaluated: realOffset != 0 | 0 |
116 | emit gripMoved(realOffset); never executed: gripMoved(realOffset); | 0 |
117 | if (isRightToLeft()) never evaluated: isRightToLeft() | 0 |
118 | realOffset = -1 * (oldX - parentWidget->x()); never executed: realOffset = -1 * (oldX - parentWidget->x()); | 0 |
119 | return realOffset; never executed: return realOffset; | 0 |
120 | } | - |
121 | | - |
122 | /*! | - |
123 | \reimp | - |
124 | */ | - |
125 | void QColumnViewGrip::paintEvent(QPaintEvent *event) | - |
126 | { | - |
127 | QPainter painter(this); never executed (the execution status of this line is deduced): QPainter painter(this); | - |
128 | QStyleOption opt; never executed (the execution status of this line is deduced): QStyleOption opt; | - |
129 | opt.initFrom(this); never executed (the execution status of this line is deduced): opt.initFrom(this); | - |
130 | style()->drawControl(QStyle::CE_ColumnViewGrip, &opt, &painter, this); never executed (the execution status of this line is deduced): style()->drawControl(QStyle::CE_ColumnViewGrip, &opt, &painter, this); | - |
131 | event->accept(); never executed (the execution status of this line is deduced): event->accept(); | - |
132 | } | 0 |
133 | | - |
134 | /*! | - |
135 | \reimp | - |
136 | Resize the parent window to the sizeHint | - |
137 | */ | - |
138 | void QColumnViewGrip::mouseDoubleClickEvent(QMouseEvent *event) | - |
139 | { | - |
140 | Q_UNUSED(event); never executed (the execution status of this line is deduced): (void)event;; | - |
141 | QWidget *parentWidget = (QWidget*)parent(); never executed (the execution status of this line is deduced): QWidget *parentWidget = (QWidget*)parent(); | - |
142 | int offset = parentWidget->sizeHint().width() - parentWidget->width(); never executed (the execution status of this line is deduced): int offset = parentWidget->sizeHint().width() - parentWidget->width(); | - |
143 | if (isRightToLeft()) never evaluated: isRightToLeft() | 0 |
144 | offset *= -1; never executed: offset *= -1; | 0 |
145 | moveGrip(offset); never executed (the execution status of this line is deduced): moveGrip(offset); | - |
146 | event->accept(); never executed (the execution status of this line is deduced): event->accept(); | - |
147 | } | 0 |
148 | | - |
149 | /*! | - |
150 | \reimp | - |
151 | Begin watching for mouse movements | - |
152 | */ | - |
153 | void QColumnViewGrip::mousePressEvent(QMouseEvent *event) | - |
154 | { | - |
155 | Q_D(QColumnViewGrip); never executed (the execution status of this line is deduced): QColumnViewGripPrivate * const d = d_func(); | - |
156 | d->originalXLocation = event->globalX(); never executed (the execution status of this line is deduced): d->originalXLocation = event->globalX(); | - |
157 | event->accept(); never executed (the execution status of this line is deduced): event->accept(); | - |
158 | } | 0 |
159 | | - |
160 | /*! | - |
161 | \reimp | - |
162 | Calculate the movement of the grip and moveGrip() and emit gripMoved | - |
163 | */ | - |
164 | void QColumnViewGrip::mouseMoveEvent(QMouseEvent *event) | - |
165 | { | - |
166 | Q_D(QColumnViewGrip); never executed (the execution status of this line is deduced): QColumnViewGripPrivate * const d = d_func(); | - |
167 | int offset = event->globalX() - d->originalXLocation; never executed (the execution status of this line is deduced): int offset = event->globalX() - d->originalXLocation; | - |
168 | d->originalXLocation = moveGrip(offset) + d->originalXLocation; never executed (the execution status of this line is deduced): d->originalXLocation = moveGrip(offset) + d->originalXLocation; | - |
169 | event->accept(); never executed (the execution status of this line is deduced): event->accept(); | - |
170 | } | 0 |
171 | | - |
172 | /*! | - |
173 | \reimp | - |
174 | Stop watching for mouse movements | - |
175 | */ | - |
176 | void QColumnViewGrip::mouseReleaseEvent(QMouseEvent *event) | - |
177 | { | - |
178 | Q_D(QColumnViewGrip); never executed (the execution status of this line is deduced): QColumnViewGripPrivate * const d = d_func(); | - |
179 | d->originalXLocation = -1; never executed (the execution status of this line is deduced): d->originalXLocation = -1; | - |
180 | event->accept(); never executed (the execution status of this line is deduced): event->accept(); | - |
181 | } | 0 |
182 | | - |
183 | /* | - |
184 | * private object implementation | - |
185 | */ | - |
186 | QColumnViewGripPrivate::QColumnViewGripPrivate() | - |
187 | : QWidgetPrivate(), | - |
188 | originalXLocation(-1) | - |
189 | { | - |
190 | } | 0 |
191 | | - |
192 | QT_END_NAMESPACE | - |
193 | | - |
194 | #endif // QT_NO_QCOLUMNVIEW | - |
195 | | - |
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