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annotate libgui/graphics/ToolBar.cc @ 20038:f0e61a67ad9f

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Update copyright year in Qt graphics code.
author John W. Eaton <jwe@octave.org>
date Fri, 20 Mar 2015 16:18:10 -0400
parents 3cc0734283dc
children
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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 #ifdef 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 <QAction>
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28 #include <QActionEvent>
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29 #include <QApplication>
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30 #include <QEvent>
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31 #include <QIcon>
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32 #include <QMainWindow>
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33 #include <QPixmap>
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34 #include <QTimer>
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35 #include <QToolBar>
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36
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37 #include "Figure.h"
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38 #include "ToolBar.h"
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39 #include "QtHandlesUtils.h"
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40
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41 namespace QtHandles
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42 {
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43
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44 static QAction*
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45 addEmptyAction (QToolBar* bar)
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46 {
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47 static QIcon _empty;
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48
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49 if (_empty.isNull ())
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50 {
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51 QPixmap pix (16, 16);
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52
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53 pix.fill (Qt::transparent);
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54
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55 _empty = QIcon (pix);
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56 }
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57
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58 QAction* a = bar->addAction (_empty, "Empty Toolbar");
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59
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60 a->setEnabled (false);
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61 a->setToolTip ("");
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62
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63 return a;
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64 }
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65
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66 ToolBar*
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67 ToolBar::create (const graphics_object& go)
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68 {
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69 Object* parent = Object::parentObject (go);
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70
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71 if (parent)
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72 {
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73 QWidget* parentWidget = parent->qWidget<QWidget> ();
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74
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75 if (parentWidget)
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76 return new ToolBar (go, new QToolBar (parentWidget));
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77 }
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78
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79 return 0;
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80 }
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81
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82 ToolBar::ToolBar (const graphics_object& go, QToolBar* bar)
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83 : Object (go, bar), m_empty (0), m_figure (0)
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84 {
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85 uitoolbar::properties& tp = properties<uitoolbar> ();
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86
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87 bar->setFloatable (false);
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88 bar->setMovable (false);
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89 bar->setVisible (tp.is_visible ());
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90
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91 m_empty = addEmptyAction (bar);
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92
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93 m_figure =
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94 dynamic_cast<Figure*> (Object::fromQObject (bar->parentWidget ()));
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95
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96 if (m_figure)
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97 m_figure->addCustomToolBar (bar, tp.is_visible ());
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98
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99 bar->installEventFilter (this);
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100 }
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101
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102 ToolBar::~ToolBar (void)
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103 {
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104 }
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105
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106 void
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107 ToolBar::update (int pId)
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108 {
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109 uitoolbar::properties& tp = properties<uitoolbar> ();
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110 QToolBar* bar = qWidget<QToolBar> ();
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111
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112 switch (pId)
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113 {
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114 case base_properties::ID_VISIBLE:
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115 if (m_figure)
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116 m_figure->showCustomToolBar (bar, tp.is_visible ());
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117 break;
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118
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119 default:
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120 Object::update (pId);
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121 break;
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122 }
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123 }
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124
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125 bool
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126 ToolBar::eventFilter (QObject* watched, QEvent* xevent)
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127 {
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128 if (watched == qObject ())
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129 {
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130 switch (xevent->type ())
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131 {
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132 case QEvent::ActionAdded:
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133 case QEvent::ActionRemoved:
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134 {
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135 QActionEvent* ae = dynamic_cast<QActionEvent*> (xevent);
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136 QToolBar* bar = qWidget<QToolBar> ();
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137
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138 if (ae->action () != m_empty)
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139 {
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140 if (xevent->type () == QEvent::ActionAdded)
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141 {
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142 if (bar->actions ().size () == 2)
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143 QTimer::singleShot (0, this, SLOT (hideEmpty (void)));
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144 }
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145 else
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146 {
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147 if (bar->actions ().size () == 1)
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148 m_empty->setVisible (true);
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149 }
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150 }
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151 }
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152 break;
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153
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154 default:
af0399a5aae0 untabify QtHandles source files
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155 break;
af0399a5aae0 untabify QtHandles source files
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156 }
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157 }
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158
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159 return false;
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160 }
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161
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3cc0734283dc style fixes in Qt graphics code
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162 void
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163 ToolBar::hideEmpty (void)
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164 {
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165 m_empty->setVisible (false);
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166 }
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167
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168 void
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169 ToolBar::beingDeleted (void)
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170 {
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171 if (m_figure)
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172 {
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173 QToolBar* bar = qWidget<QToolBar> ();
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174
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175 if (bar)
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176 m_figure->showCustomToolBar (bar, false);
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177 }
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178 }
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179
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180 }; // namespace QtHandles