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annotate libgui/graphics/Panel.cc @ 22190:e68128601f5e

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skip invalid objects in Qt graphics event handlers (bug #46501) * Container.cc (Container::resizeEvent): Avoid accessing properties from invalid graphics object. * Panel.cc (Panel::eventFilter): Likewise. * graphics.in.h (base_graphics_object:get_properties): Issue warning instead of error.
author John W. Eaton <jwe@octave.org>
date Thu, 28 Jul 2016 16:07:11 -0400
parents 2aef506f3fec
children bac0d6f07a3e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 2011-2015 Michael Goffioul
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4
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5 This file is part of Octave.
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6
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7 Octave is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if defined (HAVE_CONFIG_H)
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24 # include "config.h"
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25 #endif
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26
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27 #include <QEvent>
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28 #include <QFrame>
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29 #include <QLabel>
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30 #include <QMouseEvent>
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31 #include <QTimer>
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32
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33 #include "Canvas.h"
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34 #include "Container.h"
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35 #include "ContextMenu.h"
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36 #include "Panel.h"
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37 #include "QtHandlesUtils.h"
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38
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39 namespace QtHandles
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40 {
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41
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42 static int
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43 frameStyleFromProperties (const uipanel::properties& pp)
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44 {
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45 if (pp.bordertype_is ("none"))
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46 return QFrame::NoFrame;
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47 else if (pp.bordertype_is ("etchedin"))
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48 return (QFrame::Box | QFrame::Sunken);
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49 else if (pp.bordertype_is ("etchedout"))
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50 return (QFrame::Box | QFrame::Raised);
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51 else if (pp.bordertype_is ("beveledin"))
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52 return (QFrame::Panel | QFrame::Sunken);
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53 else if (pp.bordertype_is ("beveledout"))
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54 return (QFrame::Panel | QFrame::Raised);
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55 else
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56 return (QFrame::Panel | QFrame::Plain);
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57 }
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58
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59 static void
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60 setupPalette (const uipanel::properties& pp, QPalette& p)
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61 {
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62 p.setColor (QPalette::Window,
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63 Utils::fromRgb (pp.get_backgroundcolor_rgb ()));
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64 p.setColor (QPalette::WindowText,
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65 Utils::fromRgb (pp.get_foregroundcolor_rgb ()));
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66 p.setColor (QPalette::Light,
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67 Utils::fromRgb (pp.get_highlightcolor_rgb ()));
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68 p.setColor (QPalette::Dark,
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69 Utils::fromRgb (pp.get_shadowcolor_rgb ()));
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70 }
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71
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72 static int
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73 borderWidthFromProperties (const uipanel::properties& pp)
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74 {
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75 int bw = 0;
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76
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77 if (! pp.bordertype_is ("none"))
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78 {
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79 bw = octave::math::round (pp.get_borderwidth ());
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80 if (pp.bordertype_is ("etchedin") || pp.bordertype_is ("etchedout"))
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81 bw *= 2;
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82 }
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83
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84 return bw;
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85 }
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86
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87 Panel*
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88 Panel::create (const graphics_object& go)
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89 {
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90 Object* parent = Object::parentObject (go);
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91
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92 if (parent)
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93 {
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94 Container* container = parent->innerContainer ();
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95
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96 if (container)
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97 return new Panel (go, new QFrame (container));
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98 }
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99
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100 return 0;
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101 }
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102
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103 Panel::Panel (const graphics_object& go, QFrame* frame)
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104 : Object (go, frame), m_container (0), m_title (0), m_blockUpdates (false)
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105 {
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106 uipanel::properties& pp = properties<uipanel> ();
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107
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108 frame->setObjectName ("UIPanel");
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109 frame->setAutoFillBackground (true);
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110 Matrix bb = pp.get_boundingbox (false);
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111 frame->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)),
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112 octave::math::round (bb(2)), octave::math::round (bb(3)));
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113 frame->setFrameStyle (frameStyleFromProperties (pp));
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114 frame->setLineWidth (octave::math::round (pp.get_borderwidth ()));
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115 QPalette pal = frame->palette ();
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116 setupPalette (pp, pal);
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117 frame->setPalette (pal);
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118
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119 m_container = new Container (frame);
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120 m_container->canvas (m_handle);
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121
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122 if (frame->hasMouseTracking ())
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123 {
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124 foreach (QWidget* w, frame->findChildren<QWidget*> ())
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125 { w->setMouseTracking (true); }
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126 }
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127
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128 QString title = Utils::fromStdString (pp.get_title ());
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129 if (! title.isEmpty ())
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130 {
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131 m_title = new QLabel (title, frame);
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132 m_title->setAutoFillBackground (true);
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133 m_title->setContentsMargins (4, 0, 4, 0);
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134 m_title->setPalette (pal);
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135 m_title->setFont (Utils::computeFont<uipanel> (pp, bb(3)));
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136 }
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137
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138 frame->installEventFilter (this);
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139 m_container->installEventFilter (this);
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140
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141 if (pp.is_visible ())
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142 QTimer::singleShot (0, frame, SLOT (show (void)));
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143 else
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144 frame->hide ();
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145 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
146
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
147 Panel::~Panel (void)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
148 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
149 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
150
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
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diff changeset
151 bool
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
152 Panel::eventFilter (QObject* watched, QEvent* xevent)
18498
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John W. Eaton <jwe@octave.org>
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diff changeset
153 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
154 if (! m_blockUpdates)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
155 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
156 if (watched == qObject ())
19621
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
157 {
19623
6b2d7a5dc62a use xevent instead of ev to avoid shadowed warnings
John W. Eaton <jwe@octave.org>
parents: 19621
diff changeset
158 switch (xevent->type ())
19621
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parents: 19616
diff changeset
159 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
160 case QEvent::Resize:
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
161 {
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
162 gh_manager::auto_lock lock;
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
163 graphics_object go = object ();
18498
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John W. Eaton <jwe@octave.org>
parents:
diff changeset
164
19621
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diff changeset
165 if (go.valid_object ())
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parents: 19616
diff changeset
166 {
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
167 if (m_title)
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diff changeset
168 {
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
169 const uipanel::properties& pp =
af0399a5aae0 untabify QtHandles source files
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diff changeset
170 Utils::properties<uipanel> (go);
18498
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171
19621
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172 if (pp.fontunits_is ("normalized"))
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diff changeset
173 {
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diff changeset
174 QFrame* frame = qWidget<QFrame> ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
175
19621
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diff changeset
176 m_title->setFont (Utils::computeFont<uipanel>
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diff changeset
177 (pp, frame->height ()));
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diff changeset
178 m_title->resize (m_title->sizeHint ());
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179 }
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parents: 19616
diff changeset
180 }
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diff changeset
181 updateLayout ();
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diff changeset
182 }
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parents: 19616
diff changeset
183 }
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
184 break;
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185
19621
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diff changeset
186 case QEvent::MouseButtonPress:
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187 {
19623
6b2d7a5dc62a use xevent instead of ev to avoid shadowed warnings
John W. Eaton <jwe@octave.org>
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diff changeset
188 QMouseEvent* m = dynamic_cast<QMouseEvent*> (xevent);
18498
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189
19621
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190 if (m->button () == Qt::RightButton)
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diff changeset
191 {
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diff changeset
192 gh_manager::auto_lock lock;
18498
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parents:
diff changeset
193
22190
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
194 graphics_object go = object ();
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
195
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
196 if (go.valid_object ())
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
197 ContextMenu::executeAt (go.get_properties (),
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
198 m->globalPos ());
19621
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diff changeset
199 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
200 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
201 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
202
19621
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
203 default:
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
204 break;
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
205 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
206 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
207 else if (watched == m_container)
19621
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John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
208 {
19623
6b2d7a5dc62a use xevent instead of ev to avoid shadowed warnings
John W. Eaton <jwe@octave.org>
parents: 19621
diff changeset
209 switch (xevent->type ())
19621
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
210 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
211 case QEvent::Resize:
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
212 if (qWidget<QWidget> ()->isVisible ())
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
213 {
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
214 gh_manager::auto_lock lock;
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
215
22190
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
216 graphics_object go = object ();
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
217
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
218 if (go.valid_object ())
e68128601f5e skip invalid objects in Qt graphics event handlers (bug #46501)
John W. Eaton <jwe@octave.org>
parents: 21782
diff changeset
219 go.get_properties ().update_boundingbox ();
19621
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
220 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
221 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
222
19621
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
223 default:
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
224 break;
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
225 }
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
226 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
227 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
228
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
229 return false;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
230 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
231
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
232 void
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
233 Panel::update (int pId)
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
234 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
235 uipanel::properties& pp = properties<uipanel> ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
236 QFrame* frame = qWidget<QFrame> ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
237
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
238 m_blockUpdates = true;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
239
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
240 switch (pId)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
241 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
242 case uipanel::properties::ID_POSITION:
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
243 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
244 Matrix bb = pp.get_boundingbox (false);
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
245
21782
2aef506f3fec use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents: 21724
diff changeset
246 frame->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)),
2aef506f3fec use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents: 21724
diff changeset
247 octave::math::round (bb(2)), octave::math::round (bb(3)));
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
248 updateLayout ();
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
249 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
250 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
251
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
252 case uipanel::properties::ID_BORDERWIDTH:
21782
2aef506f3fec use namespace for lo-mappers.h functions
John W. Eaton <jwe@octave.org>
parents: 21724
diff changeset
253 frame->setLineWidth (octave::math::round (pp.get_borderwidth ()));
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
254 updateLayout ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
255 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
256
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
257 case uipanel::properties::ID_BACKGROUNDCOLOR:
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
258 case uipanel::properties::ID_FOREGROUNDCOLOR:
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
259 case uipanel::properties::ID_HIGHLIGHTCOLOR:
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
260 case uipanel::properties::ID_SHADOWCOLOR:
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
261 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
262 QPalette pal = frame->palette ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
263
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
264 setupPalette (pp, pal);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
265 frame->setPalette (pal);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
266 if (m_title)
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
267 m_title->setPalette (pal);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
268 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
269 break;
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
270
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
271 case uipanel::properties::ID_TITLE:
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
272 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
273 QString title = Utils::fromStdString (pp.get_title ());
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
274
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
275 if (title.isEmpty ())
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
276 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
277 if (m_title)
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
278 delete m_title;
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
279 m_title = 0;
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
280 }
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
281 else
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
282 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
283 if (! m_title)
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
284 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
285 QPalette pal = frame->palette ();
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
286
19967
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
287 m_title = new QLabel (title, frame);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
288 m_title->setAutoFillBackground (true);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
289 m_title->setContentsMargins (4, 0, 4, 0);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
290 m_title->setPalette (pal);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
291 m_title->setFont (Utils::computeFont<uipanel> (pp));
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
292 m_title->show ();
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
293 }
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
294 else
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
295 {
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
296 m_title->setText (title);
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
297 m_title->resize (m_title->sizeHint ());
3cc0734283dc style fixes in Qt graphics code
John W. Eaton <jwe@octave.org>
parents: 19625
diff changeset
298 }
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299 }
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300 updateLayout ();
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301 }
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302 break;
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303
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304 case uipanel::properties::ID_TITLEPOSITION:
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305 updateLayout ();
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306 break;
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307
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308 case uipanel::properties::ID_BORDERTYPE:
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309 frame->setFrameStyle (frameStyleFromProperties (pp));
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310 updateLayout ();
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311 break;
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312
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313 case uipanel::properties::ID_FONTNAME:
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314 case uipanel::properties::ID_FONTSIZE:
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315 case uipanel::properties::ID_FONTWEIGHT:
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316 case uipanel::properties::ID_FONTANGLE:
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317 if (m_title)
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318 {
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319 m_title->setFont (Utils::computeFont<uipanel> (pp));
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320 m_title->resize (m_title->sizeHint ());
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321 updateLayout ();
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322 }
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323 break;
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324
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325 case uipanel::properties::ID_VISIBLE:
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326 frame->setVisible (pp.is_visible ());
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327 updateLayout ();
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328 break;
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329
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330 default:
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331 break;
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332 }
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333
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334 m_blockUpdates = false;
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335 }
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336
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337 void
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338 Panel::redraw (void)
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339 {
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340 Canvas* canvas = m_container->canvas (m_handle);
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341
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342 if (canvas)
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343 canvas->redraw ();
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344 }
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345
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346 void
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347 Panel::updateLayout (void)
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348 {
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349 uipanel::properties& pp = properties<uipanel> ();
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350 QFrame* frame = qWidget<QFrame> ();
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351
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352 Matrix bb = pp.get_boundingbox (true);
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353 int bw = borderWidthFromProperties (pp);
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354
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355 frame->setFrameRect (QRect (octave::math::round (bb(0)) - bw, octave::math::round (bb(1)) - bw,
2aef506f3fec use namespace for lo-mappers.h functions
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parents: 21724
diff changeset
356 octave::math::round (bb(2)) + 2*bw, octave::math::round (bb(3)) + 2*bw));
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357 m_container->setGeometry (octave::math::round (bb(0)), octave::math::round (bb(1)),
2aef506f3fec use namespace for lo-mappers.h functions
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diff changeset
358 octave::math::round (bb(2)), octave::math::round (bb(3)));
18498
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parents:
diff changeset
359
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
360 if (m_blockUpdates)
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parents:
diff changeset
361 pp.update_boundingbox ();
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parents:
diff changeset
362
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
363 if (m_title)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
364 {
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
365 QSize sz = m_title->sizeHint ();
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
366 int offset = 5;
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
367
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
368 if (pp.titleposition_is ("lefttop"))
19621
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diff changeset
369 m_title->move (bw+offset, 0);
18498
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parents:
diff changeset
370 else if (pp.titleposition_is ("righttop"))
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diff changeset
371 m_title->move (frame->width () - bw - offset - sz.width (), 0);
18498
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parents:
diff changeset
372 else if (pp.titleposition_is ("leftbottom"))
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diff changeset
373 m_title->move (bw+offset, frame->height () - sz.height ());
18498
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parents:
diff changeset
374 else if (pp.titleposition_is ("rightbottom"))
19621
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diff changeset
375 m_title->move (frame->width () - bw - offset - sz.width (),
af0399a5aae0 untabify QtHandles source files
John W. Eaton <jwe@octave.org>
parents: 19616
diff changeset
376 frame->height () - sz.height ());
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
377 else if (pp.titleposition_is ("centertop"))
19621
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diff changeset
378 m_title->move (frame->width () / 2 - sz.width () / 2, 0);
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
379 else if (pp.titleposition_is ("centerbottom"))
19621
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diff changeset
380 m_title->move (frame->width () / 2 - sz.width () / 2,
af0399a5aae0 untabify QtHandles source files
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parents: 19616
diff changeset
381 frame->height () - sz.height ());
18498
2e7cad6f180c Initial integration of QtHandles.
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parents:
diff changeset
382 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
383 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
384
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
385 };