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annotate libgui/graphics/PopupMenuControl.cc @ 31639:ca7d58406f82

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eliminate unnecessary uses of octave_qobject in GUI classes * BaseControl.cc, BaseControl.h, ButtonControl.cc, ButtonControl.h, ButtonGroup.cc, ButtonGroup.h, Canvas.cc, Canvas.h, CheckBoxControl.cc, CheckBoxControl.h, Container.cc, Container.h, ContextMenu.cc, ContextMenu.h, EditControl.cc, EditControl.h, Figure.cc, Figure.h, GLCanvas.cc, GLCanvas.h, ListBoxControl.cc, ListBoxControl.h, Menu.cc, Menu.h, Object.cc, Object.h, Panel.cc, Panel.h, PopupMenuControl.cc, PopupMenuControl.h, PushButtonControl.cc, PushButtonControl.h, PushTool.cc, PushTool.h, RadioButtonControl.cc, RadioButtonControl.h, SliderControl.cc, SliderControl.h, Table.cc, Table.h, TextControl.cc, TextControl.h, ToggleButtonControl.cc, ToggleButtonControl.h, ToggleTool.cc, ToggleTool.h, ToolBar.cc, ToolBar.h, ToolBarButton.cc, ToolBarButton.h, annotation-dialog.cc, annotation-dialog.h, qt-graphics-toolkit.cc, qt-graphics-toolkit.h, command-widget.h, community-news.cc, community-news.h, documentation-bookmarks.cc, documentation-bookmarks.h, documentation.cc, external-editor-interface.cc, external-editor-interface.h, find-files-dialog.cc, find-files-dialog.h, graphics-init.cc, graphics-init.h, interpreter-qobject.cc, file-editor.cc, find-dialog.cc, find-dialog.h, main-window.cc, main-window.h, news-reader.cc, news-reader.h, octave-qobject.cc, release-notes.cc, resource-manager.cc, set-path-dialog.cc, set-path-dialog.h, shortcut-manager.cc, shortcut-manager.h, welcome-wizard.cc, welcome-wizard.h, workspace-model.cc: Don't store references to octave_qobject in GUI classes where it is no longer needed. Eliminate unnecessary octave_qobject constructor arguments. Change all uses.
author John W. Eaton <jwe@octave.org>
date Sun, 04 Dec 2022 22:57:02 -0500
parents 796f54d4ddbf
children 431f80aba37a
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1 ////////////////////////////////////////////////////////////////////////
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2 //
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3 // Copyright (C) 2011-2022 The Octave Project Developers
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4 //
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5 // See the file COPYRIGHT.md in the top-level directory of this
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6 // distribution or <https://octave.org/copyright/>.
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7 //
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8 // This file is part of Octave.
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9 //
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10 // Octave is free software: you can redistribute it and/or modify it
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11 // under the terms of the GNU General Public License as published by
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12 // the Free Software Foundation, either version 3 of the License, or
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13 // (at your option) any later version.
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14 //
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15 // Octave is distributed in the hope that it will be useful, but
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 // GNU General Public License for more details.
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19 //
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20 // You should have received a copy of the GNU General Public License
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21 // along with Octave; see the file COPYING. If not, see
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22 // <https://www.gnu.org/licenses/>.
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23 //
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24 ////////////////////////////////////////////////////////////////////////
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25
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26 #if defined (HAVE_CONFIG_H)
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27 # include "config.h"
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28 #endif
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29
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30 #include <QComboBox>
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31
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32 #include "Container.h"
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33 #include "PopupMenuControl.h"
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34 #include "QtHandlesUtils.h"
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35
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36 #include "octave-qtutils.h"
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37
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38 namespace octave
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39 {
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40
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41 PopupMenuControl *
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42 PopupMenuControl::create (octave::interpreter& interp,
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43 const graphics_object& go)
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44 {
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45 Object *parent = parentObject (interp, go);
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46
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47 if (parent)
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48 {
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49 Container *container = parent->innerContainer ();
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50
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51 if (container)
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52 return new PopupMenuControl (interp, go,
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53 new QComboBox (container));
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54 }
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55
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56 return nullptr;
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57 }
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58
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59 PopupMenuControl::PopupMenuControl (octave::interpreter& interp,
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60 const graphics_object& go,
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61 QComboBox *box)
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62 : BaseControl (interp, go, box), m_blockUpdate (false)
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63 {
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64 uicontrol::properties& up = properties<uicontrol> ();
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65
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66 box->addItems (Utils::fromStdString (up.get_string_string ()).split ('|'));
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67
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68 update (uicontrol::properties::ID_VALUE);
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69
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70 connect (box, QOverload<int>::of (&QComboBox::activated),
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71 this, &PopupMenuControl::currentIndexChanged);
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72 }
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73
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74 PopupMenuControl::~PopupMenuControl (void)
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75 { }
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76
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77 void PopupMenuControl::update (int pId)
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78 {
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79 uicontrol::properties& up = properties<uicontrol> ();
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80 QComboBox *box = qWidget<QComboBox> ();
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81
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82 switch (pId)
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83 {
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84 case uicontrol::properties::ID_STRING:
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85 m_blockUpdate = true;
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86 {
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87 int oldCurrent = box->currentIndex ();
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88
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89 box->clear ();
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90 box->addItems (Utils::fromStdString
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91 (up.get_string_string ()).split ('|'));
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92 if (box->count () > 0
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93 && oldCurrent >= 0
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94 && oldCurrent < box->count ())
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95 {
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96 box->setCurrentIndex (oldCurrent);
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97 }
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98 else
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99 {
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100 emit gh_set_event (m_handle, "value",
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101 octave_value (box->count () > 0 ? 1.0 : 0.0),
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102 false);
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103 }
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104 }
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105 m_blockUpdate = false;
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106 break;
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107
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108 case uicontrol::properties::ID_VALUE:
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109 m_blockUpdate = true;
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110 {
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111 Matrix value = up.get_value ().matrix_value ();
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112
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113 if (value.numel () > 0)
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114 {
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115 if (value(0) != static_cast<int> (value(0)))
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116 warning ("popupmenu value should be integer");
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117 else
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118 {
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119 int newIndex = int (value(0)) - 1;
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120
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121 if (newIndex >= 0 && newIndex < box->count ())
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122 {
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123 if (newIndex != box->currentIndex ())
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124 box->setCurrentIndex (newIndex);
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125 }
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126 else
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127 warning ("popupmenu value not within valid display range");
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128 }
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129 }
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130 }
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131 m_blockUpdate = false;
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132 break;
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133
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134 default:
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135 BaseControl::update (pId);
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136 break;
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137 }
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parents: 22323
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138 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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139
22411
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parents: 22323
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140 void
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141 PopupMenuControl::currentIndexChanged (int index)
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parents: 22323
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142 {
c69805d1fa64 maint: Style check C++ code in libgui/
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parents: 22323
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143 if (! m_blockUpdate)
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parents: 22323
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144 {
27319
6b2d20317b26 use Qt signals to manage calls to gh_manager functions in Qt graphics toolkit
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145 emit gh_set_event (m_handle, "value", octave_value (double (index + 1)),
6b2d20317b26 use Qt signals to manage calls to gh_manager functions in Qt graphics toolkit
John W. Eaton <jwe@octave.org>
parents: 26376
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146 false);
6b2d20317b26 use Qt signals to manage calls to gh_manager functions in Qt graphics toolkit
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parents: 26376
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147 emit gh_callback_event (m_handle, "callback");
22411
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parents: 22323
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148 }
c69805d1fa64 maint: Style check C++ code in libgui/
Rik <rik@octave.org>
parents: 22323
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149 }
18498
2e7cad6f180c Initial integration of QtHandles.
John W. Eaton <jwe@octave.org>
parents:
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150
22413
8758addcf265 maint: Remove ';' at end of namespace declaration.
Rik <rik@octave.org>
parents: 22411
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151 }