Mercurial > octave
annotate libgui/graphics/Menu.cc @ 27647:2a506bc4a7af
eliminate global access to Octave interpreter in qt graphics classes
Provide reference to interprerter to qt graphics classes to
eliminate need for accessing it through a global variable.
* qt-graphics-toolkit.cc (qt_graphics_toolkit::create_object): Pass
m_interpreter to create functions for individual graphics objects.
* BaseControl.h, BaseControl.cc, ButtonControl.h, ButtonControl.cc,
ButtonGroup.h, ButtonGroup.cc, Canvas.h, Canvas.cc, CheckBoxControl.h,
CheckBoxControl.cc, Container.h, Container.cc, ContextMenu.h,
ContextMenu.cc, EditControl.h, EditControl.cc, Figure.h, Figure.cc,
GLCanvas.h, GLCanvas.cc, ListBoxControl.h, ListBoxControl.cc, Menu.h,
Menu.cc, Object.h, Object.cc, Panel.h, Panel.cc, PopupMenuControl.h,
PopupMenuControl.cc, PushButtonControl.h, PushButtonControl.cc,
PushTool.h, PushTool.cc, QtHandlesUtils.h, RadioButtonControl.h,
RadioButtonControl.cc, SliderControl.h, SliderControl.cc, Table.h,
Table.cc, TextControl.h, TextControl.cc, ToggleButtonControl.h,
ToggleButtonControl.cc, ToggleTool.h, ToggleTool.cc, ToolBar.h,
ToolBar.cc, ToolBarButton.h, ToolBarButton.cc:
Accept reference to interpreter in create function and constructors
for graphics objects. Eliminate global access to interpreter object
and graphics_handle manager.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 06 Nov 2019 12:42:12 -0500 |
parents | 028205a91a07 |
children | 92fea2cd024f |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2011-2019 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 |
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9 the Free Software Foundation, either version 3 of the License, or |
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10 (at your 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 |
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13 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 Octave; see the file COPYING. If not, see |
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19 <https://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 <QAction> |
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28 #include <QMainWindow> |
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29 #include <QMenu> |
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30 #include <QMenuBar> |
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31 |
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32 #include "Figure.h" |
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33 #include "Menu.h" |
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34 #include "QtHandlesUtils.h" |
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35 |
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36 #include "octave-qobject.h" |
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37 |
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38 namespace QtHandles |
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39 { |
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40 |
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41 static QKeySequence |
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42 accelSequence (const uimenu::properties& up) |
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43 { |
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44 std::string s (up.get_accelerator ()); |
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45 |
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46 if (! s.empty ()) |
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47 { |
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48 char c = s[0]; |
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49 int keyMod = Qt::CTRL; |
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50 |
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51 if (c >= 'A' && c <= 'Z') |
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52 keyMod |= Qt::SHIFT; |
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53 if (c >= 'a' && c <= 'z') |
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54 c -= ('a' - 'A'); |
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55 if (c >= 'A' && c <= 'Z') |
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56 return QKeySequence (keyMod | static_cast<int> (c)); |
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57 } |
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58 |
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59 return QKeySequence (); |
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60 } |
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61 |
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62 Menu* |
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63 Menu::create (octave::base_qobject& oct_qobj, octave::interpreter& interp, |
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64 const graphics_object& go) |
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65 { |
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66 Object *parent_obj = parentObject (interp, go); |
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67 |
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68 if (parent_obj) |
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69 { |
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70 QObject *qObj = parent_obj->qObject (); |
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71 |
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72 if (qObj) |
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73 return new Menu (oct_qobj, interp, go, new QAction (qObj), |
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74 parent_obj); |
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75 } |
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76 |
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77 return nullptr; |
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78 } |
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79 |
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80 Menu::Menu (octave::base_qobject& oct_qobj, octave::interpreter& interp, |
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81 const graphics_object& go, QAction *action, Object *xparent) |
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82 : Object (oct_qobj, interp, go, action), m_parent (nullptr), |
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83 m_separator (nullptr) |
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84 { |
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85 uimenu::properties& up = properties<uimenu> (); |
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86 |
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87 action->setText (Utils::fromStdString (up.get_label ())); |
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88 |
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89 if (up.is_checked ()) |
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90 { |
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91 action->setCheckable (true); |
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92 action->setChecked (up.is_checked ()); |
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93 } |
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94 |
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95 action->setEnabled (up.is_enable ()); |
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96 action->setShortcut (accelSequence (up)); |
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97 action->setVisible (up.is_visible ()); |
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98 |
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99 if (up.is_separator ()) |
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100 { |
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101 m_separator = new QAction (action); |
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102 m_separator->setSeparator (true); |
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103 m_separator->setVisible (up.is_visible ()); |
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104 } |
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105 |
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106 MenuContainer *menuContainer = dynamic_cast<MenuContainer *> (xparent); |
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107 |
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108 if (menuContainer) |
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109 m_parent = menuContainer->menu (); |
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110 |
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111 if (m_parent) |
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112 { |
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113 int pos = static_cast<int> (up.get_position ()); |
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114 |
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115 if (pos <= 0) |
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116 { |
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117 if (m_separator) |
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118 m_parent->insertAction (nullptr, m_separator); |
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119 m_parent->insertAction (nullptr, action); |
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120 |
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121 int count = 0; |
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122 |
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123 foreach (QAction *a, m_parent->actions ()) |
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124 if (! a->isSeparator ()) |
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125 count++; |
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126 |
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127 up.get_property ("position").set |
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128 (octave_value (static_cast<double> (count)), true, false); |
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129 } |
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130 else |
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131 { |
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132 |
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133 int count = 0; |
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134 QAction *before = nullptr; |
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135 |
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136 foreach (QAction *a, m_parent->actions ()) |
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137 { |
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138 if (! a->isSeparator ()) |
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139 { |
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140 count++; |
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141 if (pos <= count) |
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142 { |
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143 before = a; |
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144 break; |
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145 } |
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146 } |
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147 } |
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148 |
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149 if (m_separator) |
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150 m_parent->insertAction (before, m_separator); |
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151 m_parent->insertAction (before, action); |
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152 |
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153 if (before) |
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154 updateSiblingPositions (); |
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155 else |
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156 up.get_property ("position").set |
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157 (octave_value (static_cast<double> (count+1)), true, false); |
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158 } |
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159 } |
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160 |
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161 connect (action, SIGNAL (triggered (bool)), SLOT (actionTriggered (void))); |
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162 } |
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163 |
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164 Menu::~Menu (void) |
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165 { } |
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166 |
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167 void |
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168 Menu::update (int pId) |
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169 { |
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170 uimenu::properties& up = properties<uimenu> (); |
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171 QAction *action = qWidget<QAction> (); |
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172 |
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173 switch (pId) |
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174 { |
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175 case uimenu::properties::ID_LABEL: |
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176 action->setText (Utils::fromStdString (up.get_label ())); |
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177 break; |
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178 |
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179 case uimenu::properties::ID_CHECKED: |
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180 if (up.is_checked ()) |
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181 { |
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182 action->setCheckable (true); |
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183 action->setChecked (up.is_checked ()); |
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184 } |
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185 else |
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186 { |
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187 action->setChecked (false); |
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188 action->setCheckable (false); |
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189 } |
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190 break; |
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191 |
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192 case uimenu::properties::ID_ENABLE: |
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193 action->setEnabled (up.is_enable ()); |
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194 break; |
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195 |
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196 case uimenu::properties::ID_ACCELERATOR: |
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197 if (! action->menu ()) |
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198 action->setShortcut (accelSequence (up)); |
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199 break; |
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200 |
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201 case uimenu::properties::ID_SEPARATOR: |
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202 if (up.is_separator ()) |
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203 { |
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204 if (! m_separator) |
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205 { |
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206 m_separator = new QAction (action); |
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207 m_separator->setSeparator (true); |
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208 m_separator->setVisible (up.is_visible ()); |
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209 if (m_parent) |
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210 m_parent->insertAction (action, m_separator); |
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211 } |
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212 } |
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213 else |
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214 { |
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215 if (m_separator) |
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216 delete m_separator; |
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217 m_separator = nullptr; |
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218 } |
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219 break; |
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220 |
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221 case uimenu::properties::ID_VISIBLE: |
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222 action->setVisible (up.is_visible ()); |
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223 if (m_separator) |
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224 m_separator->setVisible (up.is_visible ()); |
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225 break; |
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226 |
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227 case uimenu::properties::ID_POSITION: |
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228 { |
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229 if (m_separator) |
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230 m_parent->removeAction (m_separator); |
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231 |
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232 m_parent->removeAction (action); |
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233 |
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234 int pos = static_cast<int> (up.get_position ()); |
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235 QAction *before = nullptr; |
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236 |
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237 if (pos > 0) |
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238 { |
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239 int count = 0; |
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240 |
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241 foreach (QAction *a, m_parent->actions ()) |
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242 { |
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243 if (! a->isSeparator ()) |
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244 { |
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245 count++; |
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246 if (pos <= count) |
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247 { |
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248 before = a; |
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249 break; |
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250 } |
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251 } |
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252 } |
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253 } |
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254 |
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255 if (m_separator) |
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256 m_parent->insertAction (before, m_separator); |
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257 |
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258 m_parent->insertAction (before, action); |
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259 |
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260 updateSiblingPositions (); |
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261 } |
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262 break; |
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263 |
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264 default: |
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265 Object::update (pId); |
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266 break; |
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267 } |
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268 } |
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269 |
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270 QWidget* |
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271 Menu::menu (void) |
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272 { |
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273 QAction *action = qWidget<QAction> (); |
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274 QMenu *_menu = action->menu (); |
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275 |
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276 if (! _menu) |
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277 { |
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278 _menu = new QMenu (action->parentWidget ()); |
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279 action->setMenu (_menu); |
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280 action->setShortcut (QKeySequence ()); |
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281 connect (_menu, SIGNAL (aboutToShow (void)), |
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282 this, SLOT (actionHovered (void))); |
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283 } |
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284 |
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285 return _menu; |
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286 } |
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287 |
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288 void |
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289 Menu::actionTriggered (void) |
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290 { |
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291 QAction *action = qWidget<QAction> (); |
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292 |
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293 if (action->isCheckable ()) |
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294 action->setChecked (! action->isChecked ()); |
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295 emit gh_callback_event (m_handle, "callback"); |
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296 } |
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297 |
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298 void |
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299 Menu::actionHovered (void) |
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300 { |
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301 emit gh_callback_event (m_handle, "callback"); |
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302 } |
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303 |
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304 void |
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305 Menu::updateSiblingPositions (void) |
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306 { |
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307 if (m_parent) |
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308 { |
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309 double count = 1.0; |
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310 |
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311 foreach (QAction *a, m_parent->actions ()) |
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312 { |
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313 if (! a->isSeparator ()) |
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314 { |
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315 Object *aObj = Object::fromQObject (a); |
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316 |
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317 if (aObj) |
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318 { |
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319 graphics_object go = aObj->object (); |
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320 |
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321 // Probably overkill as a uimenu child can only be another |
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322 // uimenu object. |
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323 if (go.isa ("uimenu")) |
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324 { |
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325 uimenu::properties& up = Utils::properties<uimenu> (go); |
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326 |
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327 up.get_property ("position").set |
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328 (octave_value (count), true, false); |
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329 } |
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330 } |
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331 |
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332 count++; |
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333 } |
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334 } |
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335 } |
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336 } |
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337 |
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338 } |