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annotate libgui/graphics/ButtonControl.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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27923
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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 <QAbstractButton>
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31
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32 #include "ButtonControl.h"
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33 #include "ButtonGroup.h"
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34 #include "Container.h"
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35 #include "QtHandlesUtils.h"
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36
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37 #include "graphics.h"
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38 #include "interpreter.h"
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39
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40 namespace octave
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41 {
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42
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43 ButtonControl::ButtonControl (octave::interpreter& interp,
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44 const graphics_object& go,
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45 QAbstractButton *btn)
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46 : BaseControl (interp, go, btn), m_blockCallback (false)
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47 {
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48 uicontrol::properties& up = properties<uicontrol> ();
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49
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50 QString str = Utils::fromStdString (up.get_string_string ());
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51 str.replace ("&", "&&");
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52 btn->setText (str);
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53 if (btn->isCheckable () || up.style_is ("togglebutton"))
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54 {
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55 btn->setCheckable (true);
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56
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57 Matrix value = up.get_value ().matrix_value ();
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58
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59 if (value.numel () > 0 && value(0) == up.get_max ())
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60 btn->setChecked (true);
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61 }
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62
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63 connect (btn, &QAbstractButton::clicked, this, &ButtonControl::clicked);
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64 connect (btn, &QAbstractButton::toggled, this, &ButtonControl::toggled);
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65 }
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66
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67 ButtonControl::~ButtonControl (void)
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68 { }
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69
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70 void
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71 ButtonControl::update (int pId)
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72 {
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73 uicontrol::properties& up = properties<uicontrol> ();
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74 QAbstractButton *btn = qWidget<QAbstractButton> ();
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75
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76 switch (pId)
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77 {
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78 case uicontrol::properties::ID_STRING:
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79 {
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80 QString str = Utils::fromStdString (up.get_string_string ());
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81 str.replace ("&", "&&");
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82 btn->setText (str);
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83 break;
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84 }
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85
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86 case uicontrol::properties::ID_VALUE:
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87 m_blockCallback = true;
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88 if (btn->isCheckable ())
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89 {
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90 Matrix value = up.get_value ().matrix_value ();
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91
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92 if (value.numel () > 0)
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93 {
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94 double dValue = value(0);
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95
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96 if (dValue != 0.0 && dValue != 1.0)
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97 warning ("button value not within valid display range");
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98 else if (dValue == up.get_min () && btn->isChecked ())
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99 {
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100 btn->setChecked (false);
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101 if (up.style_is ("radiobutton") || up.style_is ("togglebutton"))
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102 {
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103 gh_manager& gh_mgr = m_interpreter.get_gh_manager ();
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104
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105 Object *parent = Object::parentObject (m_interpreter, gh_mgr.get_object (up.get___myhandle__ ()));
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106 ButtonGroup *btnGroup = dynamic_cast<ButtonGroup *>(parent);
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107 if (btnGroup)
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108 btnGroup->selectNothing ();
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109 }
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110 }
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111 else if (dValue == up.get_max () && ! btn->isChecked ())
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112 btn->setChecked (true);
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113 }
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114 }
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115 m_blockCallback = false;
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116 break;
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117
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118 default:
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119 BaseControl::update (pId);
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120 break;
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121 }
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122 }
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123
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124 void
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125 ButtonControl::toggled (bool checked)
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126 {
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127 QAbstractButton *btn = qWidget<QAbstractButton> ();
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128
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129 if (! m_blockCallback && btn->isCheckable ())
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130 {
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131 gh_manager& gh_mgr = m_interpreter.get_gh_manager ();
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132
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133 octave::autolock guard (gh_mgr.graphics_lock ());
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134
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135 uicontrol::properties& up = properties<uicontrol> ();
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136
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137 Matrix oldValue = up.get_value ().matrix_value ();
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138 double newValue = (checked ? up.get_max () : up.get_min ());
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139
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140 if (oldValue.numel () != 1 || (newValue != oldValue(0)))
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141 emit gh_set_event (m_handle, "value", newValue, false);
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142 emit gh_callback_event (m_handle, "callback");
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143 }
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144 }
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145
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146 void
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147 ButtonControl::clicked (void)
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148 {
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149 QAbstractButton *btn = qWidget<QAbstractButton> ();
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150
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151 if (! btn->isCheckable ())
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152 emit gh_callback_event (m_handle, "callback");
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153 }
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154
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155 };