annotate libgui/graphics/Utils.cc @ 18498:2e7cad6f180c gui-release

Initial integration of QtHandles. * configure.ac: Check for QtOpenGL module. * libgui/Makefile.am: Include libgui/graphics/module.mk. (liboctgui_la_LIBADD): Include graphics/libgui-graphics.la in the list. (rcc-command): Pass "-name DIR" to rcc command. * main-window.cc (main_window::construct): Install qt functions and register qt toolkit. * libgui/src/module.mk (src_libgui_src_la_CPPFLAGS): Include $(FONTCONFIG_CPPFLAGS) and -I$(srcdir)/graphics in the list. * graphics.cc (gtk_manager::gtk_manager): Make qt the default toolkit if it is available. * libgui/graphics/Backend.cc, libgui/graphics/Backend.h, libgui/graphics/BaseControl.cc, libgui/graphics/BaseControl.h, libgui/graphics/ButtonControl.cc, libgui/graphics/ButtonControl.h, libgui/graphics/Canvas.cc, libgui/graphics/Canvas.h, libgui/graphics/CheckBoxControl.cc, libgui/graphics/CheckBoxControl.h, libgui/graphics/Container.cc, libgui/graphics/Container.h, libgui/graphics/ContextMenu.cc, libgui/graphics/ContextMenu.h, libgui/graphics/EditControl.cc, libgui/graphics/EditControl.h, libgui/graphics/Figure.cc, libgui/graphics/Figure.h, libgui/graphics/FigureWindow.cc, libgui/graphics/FigureWindow.h, libgui/graphics/GLCanvas.cc, libgui/graphics/GLCanvas.h, , libgui/graphics/GenericEventNotify.h, libgui/graphics/KeyMap.cc, libgui/graphics/KeyMap.h, libgui/graphics/ListBoxControl.cc, libgui/graphics/ListBoxControl.h, libgui/graphics/Logger.cc, libgui/graphics/Logger.h, libgui/graphics/Menu.cc, libgui/graphics/Menu.h, libgui/graphics/MenuContainer.h, libgui/graphics/MouseModeActionGroup.cc, libgui/graphics/MouseModeActionGroup.h, libgui/graphics/Object.cc, libgui/graphics/Object.h, libgui/graphics/ObjectFactory.cc, libgui/graphics/ObjectFactory.h, libgui/graphics/ObjectProxy.cc, libgui/graphics/ObjectProxy.h, libgui/graphics/Panel.cc, libgui/graphics/Panel.h, libgui/graphics/PopupMenuControl.cc, libgui/graphics/PopupMenuControl.h, libgui/graphics/PushButtonControl.cc, libgui/graphics/PushButtonControl.h, libgui/graphics/PushTool.cc, libgui/graphics/PushTool.h, libgui/graphics/RadioButtonControl.cc, libgui/graphics/RadioButtonControl.h, libgui/graphics/SliderControl.cc, libgui/graphics/SliderControl.h, libgui/graphics/TextControl.cc, libgui/graphics/TextControl.h, libgui/graphics/TextEdit.cc, libgui/graphics/TextEdit.h, libgui/graphics/ToggleButtonControl.cc, libgui/graphics/ToggleButtonControl.h, libgui/graphics/ToggleTool.cc, libgui/graphics/ToggleTool.h, libgui/graphics/ToolBar.cc, libgui/graphics/ToolBar.h, libgui/graphics/ToolBarButton.cc, libgui/graphics/ToolBarButton.h, libgui/graphics/Utils.cc, libgui/graphics/Utils.h, libgui/graphics/__init_qt__.cc, libgui/graphics/__init_qt__.h, libgui/graphics/gl-select.cc, libgui/graphics/gl-select.h, libgui/graphics/images/README, libgui/graphics/images/pan.png, libgui/graphics/images/rotate.png, libgui/graphics/images/select.png, libgui/graphics/images/zoom.png, libgui/graphics/module.mk, libgui/graphics/qthandles.qrc: New files.
author John W. Eaton <jwe@octave.org>
date Thu, 20 Feb 2014 14:05:45 -0500
parents
children 49877d3be064
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18498
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1 /*
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2
2e7cad6f180c Initial integration of QtHandles.
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3 Copyright (C) 2011 Michael Goffioul.
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4
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5 This file is part of QtHandles.
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6
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7 Foobar is free software: you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
2e7cad6f180c Initial integration of QtHandles.
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9 the Free Software Foundation, either version 3 of the License, or
2e7cad6f180c Initial integration of QtHandles.
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10 (at your option) any later version.
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11
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12 QtHandles is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
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19
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20 */
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21
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22 #ifdef HAVE_CONFIG_H
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23 #include <config.h>
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24 #endif
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25
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26 #include <QApplication>
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27 #include <QKeyEvent>
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28 #include <QMouseEvent>
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29
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30 #include <list>
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31
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32 #include "ov.h"
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33 #include "graphics.h"
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34
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35 #include "Backend.h"
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36 #include "Container.h"
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37 #include "KeyMap.h"
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38 #include "Object.h"
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39 #include "Utils.h"
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40
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41 //////////////////////////////////////////////////////////////////////////////
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42
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43 namespace QtHandles
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44 {
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45
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46 //////////////////////////////////////////////////////////////////////////////
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47
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48 namespace Utils
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49 {
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50
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51 //////////////////////////////////////////////////////////////////////////////
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52
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53 QString fromStdString (const std::string& s)
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54 {
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55 return QString::fromLocal8Bit (s.c_str ());
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56 }
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57
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58 //////////////////////////////////////////////////////////////////////////////
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59
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60 std::string toStdString (const QString& s)
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61 {
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62 return std::string (s.toLocal8Bit ().data ());
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63 }
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64
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65 //////////////////////////////////////////////////////////////////////////////
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66
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67 QStringList fromStringVector (const string_vector& v)
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68 {
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69 QStringList l;
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70 octave_idx_type n = v.length ();
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71
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72 for (octave_idx_type i = 0; i < n; i++)
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73 l << fromStdString (v[i]);
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74
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75 return l;
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76 }
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77
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78 //////////////////////////////////////////////////////////////////////////////
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79
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80 string_vector toStringVector (const QStringList& l)
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81 {
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82 string_vector v (l.length ());
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83 int i = 0;
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84
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85 foreach (const QString& s, l)
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86 v[i++] = toStdString (s);
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87
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88 return v;
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89 }
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90
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91 //////////////////////////////////////////////////////////////////////////////
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92
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93 template <class T>
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94 QFont computeFont (const typename T::properties& props, int height)
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95 {
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96 QFont f (fromStdString (props.get_fontname ()));
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97
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98 static std::map<std::string, QFont::Weight> weightMap;
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99 static std::map<std::string, QFont::Style> angleMap;
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100 static bool mapsInitialized = false;
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101
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102 if (! mapsInitialized)
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103 {
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104 weightMap[std::string ("normal")] = QFont::Normal;
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105 weightMap[std::string ("light")] = QFont::Light;
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106 weightMap[std::string ("demi")] = QFont::DemiBold;
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107 weightMap[std::string ("bold")] = QFont::Normal;
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108
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109 angleMap[std::string ("normal")] = QFont::StyleNormal;
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110 angleMap[std::string ("italic")] = QFont::StyleItalic;
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111 angleMap[std::string ("oblique")] = QFont::StyleOblique;
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112
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113 mapsInitialized = true;
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114 }
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115
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116 f.setPointSizeF (props.get_fontsize_points (height));
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117 f.setWeight (weightMap[props.get_fontweight ()]);
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118 f.setStyle (angleMap[props.get_fontangle ()]);
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119
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120 return f;
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121 }
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122
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123 template QFont computeFont<uicontrol> (const uicontrol::properties& props,
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124 int height);
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125 template QFont computeFont<uipanel> (const uipanel::properties& props,
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126 int height);
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127
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128 //////////////////////////////////////////////////////////////////////////////
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129
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130 QColor fromRgb (const Matrix& rgb)
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131 {
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132 QColor c;
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133
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134 if (rgb.numel () == 3)
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135 c.setRgbF (rgb(0), rgb(1), rgb(2));
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136
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137 return c;
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138 }
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139
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140 //////////////////////////////////////////////////////////////////////////////
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
141
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
142 Matrix toRgb (const QColor& c)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
143 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
144 Matrix rgb (1, 3);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
145 double* rgbData = rgb.fortran_vec ();
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 c.getRgbF (rgbData, rgbData+1, rgbData+2);
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 return rgb;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
150 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
151
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
152 //////////////////////////////////////////////////////////////////////////////
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
153
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
154 std::string figureSelectionType (QMouseEvent* event, bool isDoubleClick)
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 (isDoubleClick)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
157 return std::string ("open");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
158 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
159 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
160 Qt::MouseButtons buttons = event->buttons ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
161 Qt::KeyboardModifiers mods = event->modifiers ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
162
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
163 if (mods == Qt::NoModifier)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
164 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
165 if (buttons == Qt::LeftButton)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
166 return std::string ("normal");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
167 else if (buttons == Qt::RightButton)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
168 return std::string ("alt");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
169 #if defined (Q_WS_WIN)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
170 else if (buttons == (Qt::LeftButton|Qt::RightButton))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
171 return std::string ("extend");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
172 #elif defined (Q_WS_X11)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
173 else if (buttons == Qt::MidButton)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
174 return std::string ("extend");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
175 #endif
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
176 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
177 else if (buttons == Qt::LeftButton)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
178 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
179 if (mods == Qt::ShiftModifier)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
180 return std::string ("extend");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
181 else if (mods == Qt::ControlModifier)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
182 return std::string ("alt");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
183 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
184 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
185
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
186 return std::string ("normal");
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
187 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
188
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
189 //////////////////////////////////////////////////////////////////////////////
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
190
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
191 Matrix figureCurrentPoint (const graphics_object& fig, QMouseEvent* event)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
192 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
193 Object* tkFig = Backend::toolkitObject (fig);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
194
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
195 if (tkFig)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
196 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
197 Container* c = tkFig->innerContainer ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
198
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
199 if (c)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
200 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
201 QPoint qp = c->mapFromGlobal (event->globalPos ());
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
202
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
203 return
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
204 tkFig->properties<figure> ().map_from_boundingbox (qp.x (),
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
205 qp.y ());
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
206 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
207 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
208
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
209 return Matrix (1, 2, 0.0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
210 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
211
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
212 //////////////////////////////////////////////////////////////////////////////
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
213
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
214 Qt::Alignment fromHVAlign (const caseless_str& halign,
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
215 const caseless_str& valign)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
216 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
217 Qt::Alignment flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
218
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
219 if (halign.compare ("left"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
220 flags |= Qt::AlignLeft;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
221 else if (halign.compare ("center"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
222 flags |= Qt::AlignHCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
223 else if (halign.compare ("right"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
224 flags |= Qt::AlignRight;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
225 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
226 flags |= Qt::AlignLeft;
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 if (valign.compare ("middle"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
229 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
230 else if (valign.compare ("top"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
231 flags |= Qt::AlignTop;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
232 else if (valign.compare ("bottom"))
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
233 flags |= Qt::AlignBottom;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
234 else
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
235 flags |= Qt::AlignVCenter;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
236
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
237 return flags;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
238 }
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 //////////////////////////////////////////////////////////////////////////////
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 QImage makeImageFromCData (const octave_value& v, int width, int height)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
243 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
244 dim_vector dv (v.dims ());
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
245
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
246 if (dv.length () == 3 && dv(2) == 3)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
247 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
248 int w = qMin (dv(1), width);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
249 int h = qMin (dv(0), height);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
250
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
251 int x_off = (w < width ? (width - w) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
252 int y_off = (h < height ? (height - h) / 2 : 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
253
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
254 QImage img (width, height, QImage::Format_ARGB32);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
255 img.fill (qRgba (0, 0, 0, 0));
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
256
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
257 if (v.is_uint8_type ())
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
258 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
259 uint8NDArray d = v.uint8_array_value ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
260
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
261 for (int i = 0; i < w; i++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
262 for (int j = 0; j < h; j++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
263 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
264 int r = d(j, i, 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
265 int g = d(j, i, 1);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
266 int b = d(j, i, 2);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
267 int a = 255;
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
268
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
269 img.setPixel (x_off + i, y_off + j, qRgba (r, g, b, a));
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
270 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
271 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
272 else if (v.is_single_type ())
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
273 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
274 FloatNDArray f = v.float_array_value ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
275
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
276 for (int i = 0; i < w; i++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
277 for (int j = 0; j < h; j++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
278 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
279 float r = f(j, i, 0);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
280 float g = f(j, i, 1);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
281 float b = f(j, i, 2);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
282 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
283
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
284 img.setPixel (x_off + i, y_off + j,
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
285 qRgba (xround (r * 255),
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
286 xround (g * 255),
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
287 xround (b * 255),
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
288 a));
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
289 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
290 }
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
291 else if (v.is_real_type ())
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
292 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
293 NDArray d = v.array_value ();
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
294
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
295 for (int i = 0; i < w; i++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
296 for (int j = 0; j < h; j++)
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
297 {
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
diff changeset
298 double r = d(j, i, 0);
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299 double g = d(j, i, 1);
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300 double b = d(j, i, 2);
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301 int a = (xisnan (r) || xisnan (g) || xisnan (b) ? 0 : 255);
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302
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303 img.setPixel (x_off + i, y_off + j,
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304 qRgba (xround (r * 255),
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305 xround (g * 255),
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306 xround (b * 255),
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307 a));
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308 }
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309 }
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310
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311 return img;
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312 }
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313
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314 return QImage ();
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315 }
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316
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317 //////////////////////////////////////////////////////////////////////////////
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318
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319 octave_scalar_map makeKeyEventStruct (QKeyEvent* event)
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320 {
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321 octave_scalar_map retval;
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322
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323 retval.setfield ("Key", KeyMap::qKeyToKeyString (event->key ()));
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324 retval.setfield ("Character", toStdString (event->text ()));
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325
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326 std::list<std::string> modList;
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327 Qt::KeyboardModifiers mods = event->modifiers ();
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328
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329 if (mods & Qt::ShiftModifier)
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330 modList.push_back ("shift");
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331 if (mods & Qt::ControlModifier)
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332 #ifdef Q_OS_MAC
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333 modList.push_back ("command");
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334 #else
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335 modList.push_back ("control");
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336 #endif
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337 if (mods & Qt::AltModifier)
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338 modList.push_back ("alt");
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339 #ifdef Q_OS_MAC
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340 if (mods & Qt::MetaModifier)
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341 modList.push_back ("control");
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342 #endif
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343
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344 retval.setfield ("Modifier", Cell (modList));
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345
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346 return retval;
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347 }
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348
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349 //////////////////////////////////////////////////////////////////////////////
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350
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351 }; // namespace Utils
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352
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353 //////////////////////////////////////////////////////////////////////////////
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354
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355 }; // namespace QtHandles