Mercurial > octave
annotate libgui/src/octave-dock-widget.cc @ 24858:8ce66fe46f18
Improve fullscreen action for variable editor panes (bug #53275)
* octave-dock-widget.cc (label_dock_widget::label_dock_widget): Make
m_title_widget the parent of all items placed in the h_layout QHBoxLayout.
* variable-editor.cc (variable_dock_widget::variable_dock_widget): Replace
member variable m_initial_float with variables m_fullscreen_action,
m_full_screen, m_prev_floating. All is pre-processor-conditioned on
HAVE_QGUIAPPLICATION.
(variable_dock_widget::change_floating): Set the full-screen action tooltip
to "Fullscreen" if undocking. If docking, change full-screen action tooltip
to "Fullscreen undock" and if in full screen mode restore the non-full-screen
size and QAction icon. All is pre-processor-conditioned on
HAVE_QGUIAPPLICATION.
(variable_dock_widget::toplevel_change): Remove the code that made the
initial floating size full screen.
(variable_dock_widget::change_fullscreen): New slot/method to undock a panel
if it is docked and then set the panel size to fullscreen as well as change
the QAction icon to view-restore and if the panel was not undocked set
the QAction tooltip to "Restore geometry". If in fullscreen mode, change
back to the state, icon and tooltips prior to fullscreen mode. The inside
of the function is pre-processor-conditioned on HAVE_QGUIAPPLICATION.
* variable-editor.h (variable_dock_widget): Declare new slot
change_fullscreen(). Replace member variable m_initial_float with
m_fullscreen_action, m_full_screen, m_prev_floating and m_prev_geom. Place
just the variables and not the slot within pre-processor-condition of
HAVE_QGUIAPPLICATION.
author | Daniel J Sebald <daniel.sebald@ieee.org> |
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date | Mon, 05 Mar 2018 22:11:33 -0600 |
parents | 74229798f604 |
children | 5f7b9ee5b878 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2012-2017 Richard Crozier |
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4 Copyright (C) 2013-2016 Torsten <ttl@justmail.de> |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software: you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by |
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10 the Free Software Foundation, either version 3 of the License, or |
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11 (at your option) any later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but |
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14 WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 GNU General Public License for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, see |
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20 <https://www.gnu.org/licenses/>. |
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21 |
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22 */ |
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23 |
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24 #if defined (HAVE_CONFIG_H) |
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25 # include "config.h" |
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26 #endif |
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27 |
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28 #include <QApplication> |
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29 #include <QToolBar> |
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30 #include <QAction> |
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31 #include <QHBoxLayout> |
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32 #include <QLabel> |
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33 #include <QSettings> |
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34 #include <QStyle> |
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35 |
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36 #include "resource-manager.h" |
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37 #include "octave-dock-widget.h" |
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38 |
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39 namespace octave |
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40 { |
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41 label_dock_widget::label_dock_widget (QWidget *p) |
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42 : QDockWidget (p) |
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43 { |
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44 QStyle *st = style (); |
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45 m_icon_size = 0.75*st->pixelMetric (QStyle::PM_SmallIconSize); |
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46 |
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47 // the custom (extra) title bar of the widget |
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48 m_title_widget = new QWidget (); |
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49 |
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50 m_dock_action = new QAction |
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51 (QIcon (":/actions/icons/widget-undock.png"), "", this); |
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52 m_dock_action->setToolTip (tr ("Undock widget")); |
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53 m_dock_button = new QToolButton (m_title_widget); |
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54 m_dock_button->setDefaultAction (m_dock_action); |
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55 m_dock_button->setFocusPolicy (Qt::NoFocus); |
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56 m_dock_button->setIconSize (QSize (m_icon_size,m_icon_size)); |
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57 |
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58 m_close_action = new QAction |
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59 (QIcon (":/actions/icons/widget-close.png"), "", this); |
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60 m_close_action->setToolTip (tr ("Close widget")); |
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61 m_close_button = new QToolButton (m_title_widget); |
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62 m_close_button->setDefaultAction (m_close_action); |
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63 m_close_button->setFocusPolicy (Qt::NoFocus); |
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64 m_close_button->setIconSize (QSize (m_icon_size,m_icon_size)); |
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65 |
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66 QString css_button = QString ("QToolButton {background: transparent; border: 0px;}"); |
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67 m_dock_button->setStyleSheet (css_button); |
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68 m_close_button->setStyleSheet (css_button); |
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69 |
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70 QHBoxLayout *h_layout = new QHBoxLayout (); |
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71 h_layout->addStretch (100); |
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72 h_layout->addWidget (m_dock_button); |
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73 h_layout->addWidget (m_close_button); |
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74 h_layout->setSpacing (0); |
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75 h_layout->setContentsMargins (5,2,2,2); |
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76 |
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77 m_title_widget->setLayout (h_layout); |
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78 setTitleBarWidget (m_title_widget); |
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79 |
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80 // copy & paste handling |
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81 connect (p, SIGNAL (copyClipboard_signal ()), |
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82 this, SLOT (copyClipboard ())); |
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83 connect (p, SIGNAL (pasteClipboard_signal ()), |
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84 this, SLOT (pasteClipboard ())); |
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85 connect (p, SIGNAL (selectAll_signal ()), |
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86 this, SLOT (selectAll ())); |
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87 // undo handling |
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88 connect (p, SIGNAL (undo_signal ()), this, SLOT (do_undo ())); |
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89 } |
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90 |
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91 // set the title in the dockwidgets title bar |
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92 void |
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93 label_dock_widget::set_title (const QString& title) |
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94 { |
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95 QHBoxLayout *h_layout |
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96 = static_cast<QHBoxLayout *> (titleBarWidget ()->layout ()); |
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97 QLabel *label = new QLabel (title, titleBarWidget ()); |
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98 label->setStyleSheet ("background: transparent;"); |
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99 h_layout->insertWidget (0,label); |
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100 setWindowTitle (title); |
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101 } |
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102 |
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103 |
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104 octave_dock_widget::octave_dock_widget (QWidget *p) |
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105 : label_dock_widget (p) |
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106 { |
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107 m_parent = static_cast<QMainWindow *> (p); // store main window |
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108 m_floating = false; |
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109 m_predecessor_widget = nullptr; |
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110 |
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111 connect (this, SIGNAL (visibilityChanged (bool)), |
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112 this, SLOT (handle_visibility_changed (bool))); |
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113 |
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114 connect (p, SIGNAL (settings_changed (const QSettings*)), |
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115 this, SLOT (handle_settings (const QSettings*))); |
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116 |
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117 connect (p, SIGNAL (active_dock_changed (octave_dock_widget*, |
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118 octave_dock_widget*)), |
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119 this, SLOT (handle_active_dock_changed (octave_dock_widget*, |
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120 octave_dock_widget*))); |
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121 |
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122 setFeatures (QDockWidget::DockWidgetMovable); // not floatable or closeable |
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123 |
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124 connect (m_dock_action, SIGNAL (triggered (bool)), |
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125 this, SLOT (change_floating (bool))); |
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126 connect (m_close_action, SIGNAL (triggered (bool)), |
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127 this, SLOT (change_visibility (bool))); |
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128 |
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129 m_close_action->setToolTip (tr ("Hide widget")); |
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130 |
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131 m_icon_color = ""; |
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132 m_title_3d = 50; |
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133 |
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134 installEventFilter (this); |
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135 |
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136 setFocusPolicy (Qt::StrongFocus); |
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137 } |
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138 |
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139 // connect signal visibility changed to related slot (called from main-window) |
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140 void |
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141 octave_dock_widget::connect_visibility_changed (void) |
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142 { |
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143 connect (this, SIGNAL (visibilityChanged (bool)), |
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144 this, SLOT (handle_visibility (bool))); |
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145 emit active_changed (isVisible ()); // emit once for init of window menu |
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146 } |
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147 |
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148 // make the widget floating |
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149 void |
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150 octave_dock_widget::make_window (void) |
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151 { |
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152 // the widget has to be reparented (parent = 0) |
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153 |
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154 QSettings *settings = resource_manager::get_settings (); |
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155 |
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156 // save the docking area and geometry for later redocking |
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157 // FIXME: dockWidgetArea always returns 2 |
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158 settings->setValue ("DockWidgets/" + objectName () + "_dock_area", |
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159 m_parent->dockWidgetArea (this)); |
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160 settings->setValue ("DockWidgets/" + objectName (), saveGeometry ()); |
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161 settings->sync (); |
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162 |
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163 // remove parent and adjust the (un)dock icon |
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164 setTitleBarWidget (0); |
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165 setParent (0, Qt::Window | Qt::CustomizeWindowHint | Qt::WindowTitleHint | |
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166 Qt::WindowMinimizeButtonHint | Qt::WindowCloseButtonHint); |
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167 setTitleBarWidget (m_title_widget); |
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168 setParent (0, Qt::Window | Qt::CustomizeWindowHint | Qt::WindowTitleHint | |
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169 Qt::WindowMinimizeButtonHint | Qt::WindowCloseButtonHint); |
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170 |
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171 #if defined (Q_OS_UNIX) |
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172 m_title_widget->setToolTip ( |
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173 tr ("Use <Alt> + <Left Mouse Button> for moving the window")); |
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174 #endif |
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175 |
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176 m_dock_action->setIcon (QIcon (":/actions/icons/widget-dock" |
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177 + m_icon_color + ".png")); |
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178 m_dock_action->setToolTip (tr ("Dock widget")); |
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179 |
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180 // restore the last geometry when floating |
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181 setGeometry (settings->value ("DockWidgets/" + objectName () |
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182 + "_floating_geometry", |
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183 QRect (50,100,480,480)).toRect ()); |
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184 |
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185 m_floating = true; |
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186 |
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187 set_focus_predecessor (); // set focus previously active widget if tabbed |
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188 } |
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189 |
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190 // dock the widget |
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191 void |
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192 octave_dock_widget::make_widget (bool dock) |
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193 { |
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194 // Since floating widget has no parent, we have to read it |
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195 |
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196 QSettings *settings = resource_manager::get_settings (); |
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197 |
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198 // save last floating geometry if widget really was floating |
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199 if (m_floating) |
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200 settings->setValue ("DockWidgets/" + objectName () + "_floating_geometry", |
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201 geometry ()); |
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202 settings->sync (); |
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203 |
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204 if (dock) |
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205 { |
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206 settings->setValue ("MainWindow/windowState", m_parent->saveState ()); |
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207 m_parent->addDockWidget (Qt::TopDockWidgetArea, this); |
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208 // recover old window states, hide and re-show new added widget |
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209 m_parent->restoreState (settings->value ("MainWindow/windowState").toByteArray ()); |
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210 focus (); |
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211 QApplication::setActiveWindow (this); |
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212 m_title_widget->setToolTip (""); |
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213 } |
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214 else // only reparent, no docking |
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215 setParent (m_parent); |
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216 |
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217 // adjust the (un)dock icon |
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218 m_dock_action->setIcon (QIcon (":/actions/icons/widget-undock" |
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219 + m_icon_color + ".png")); |
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220 m_dock_action->setToolTip (tr ("Undock widget")); |
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221 |
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222 m_floating = false; |
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223 } |
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224 |
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225 // set the widget which previously had focus when tabified |
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226 void |
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227 octave_dock_widget::set_predecessor_widget (octave_dock_widget *prev_widget) |
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228 { |
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229 m_predecessor_widget = prev_widget; |
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230 } |
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231 |
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232 // close event |
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233 void |
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234 octave_dock_widget::closeEvent (QCloseEvent *e) |
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235 { |
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236 emit active_changed (false); |
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237 set_focus_predecessor (); |
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238 QDockWidget::closeEvent (e); |
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239 } |
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240 |
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241 // get focus widget |
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242 QWidget * |
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243 octave_dock_widget::focusWidget (void) |
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244 { |
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245 QWidget *w = QApplication::focusWidget (); |
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246 if (w && w->focusProxy ()) w = w->focusProxy (); |
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247 return w; |
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248 } |
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249 |
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250 void |
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251 octave_dock_widget::handle_settings (const QSettings *settings) |
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252 { |
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253 m_custom_style |
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254 = settings->value ("DockWidgets/widget_title_custom_style",false).toBool (); |
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255 |
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256 m_title_3d |
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257 = settings->value ("DockWidgets/widget_title_3d",50).toInt (); |
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258 |
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259 QColor default_var = QColor (0,0,0); |
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260 m_fg_color = settings->value ("DockWidgets/title_fg_color", |
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261 default_var).value<QColor> (); |
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262 default_var = QColor (0,0,0); |
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263 m_fg_color_active = settings->value ("DockWidgets/title_fg_color_active", |
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264 default_var).value<QColor> (); |
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265 |
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266 default_var = QColor (255,255,255); |
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267 m_bg_color = settings->value ("DockWidgets/title_bg_color", |
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268 default_var).value<QColor> (); |
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269 default_var = QColor (192,192,192); |
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270 m_bg_color_active = settings->value ("DockWidgets/title_bg_color_active", |
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271 default_var).value<QColor> (); |
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272 |
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273 QColor bcol (m_bg_color); |
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274 QColor bcola (m_bg_color_active); |
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275 |
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276 if (! m_custom_style) |
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277 { |
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278 bcol = QWidget::palette ().color (m_title_widget->backgroundRole()); |
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279 bcola = bcol; |
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280 } |
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281 |
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282 int r, g, b; |
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283 bcol.getRgb (&r, &g, &b); |
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284 if (r+g+b < 400) |
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285 m_icon_color = "-light"; |
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286 else |
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287 m_icon_color = ""; |
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288 |
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289 bcola.getRgb (&r, &g, &b); |
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290 if (r+g+b < 400) |
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291 m_icon_color_active = "-light"; |
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292 else |
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293 m_icon_color_active = ""; |
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294 |
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295 notice_settings (settings); // call individual handler |
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296 |
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297 set_style (false); |
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298 } |
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299 |
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300 void |
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301 octave_dock_widget::handle_active_dock_changed (octave_dock_widget *w_old, |
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302 octave_dock_widget *w_new) |
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303 { |
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304 if (m_custom_style && this == w_old) |
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305 { |
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306 set_style (false); |
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307 update (); |
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308 } |
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309 |
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310 if (m_custom_style && this == w_new) |
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311 { |
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312 set_style (true); |
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313 update (); |
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314 } |
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315 } |
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316 |
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317 void |
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318 octave_dock_widget::save_settings (void) |
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319 { |
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320 // save state of this dock-widget |
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321 QString name = objectName (); |
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322 QSettings *settings = resource_manager::get_settings (); |
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323 |
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324 if (! settings) |
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325 return; |
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326 |
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327 settings->beginGroup ("DockWidgets"); |
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328 |
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329 if (m_floating) // widget is floating (windows), save actual floating geometry |
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330 settings->setValue (name+"_floating_geometry", geometry ()); |
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331 else // not floating save docked (normal) geometry |
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332 settings->setValue (name, saveGeometry ()); |
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333 |
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334 settings->setValue (name+"Visible", isVisible ()); // store visibility |
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335 settings->setValue (name+"Floating", m_floating); // store visibility |
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336 settings->setValue (name+"_minimized", isMinimized ()); // store minimized |
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337 |
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338 settings->endGroup (); |
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339 settings->sync (); |
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340 } |
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341 |
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342 bool octave_dock_widget::eventFilter (QObject *obj, QEvent *e) |
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343 { |
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344 if (e->type () == QEvent::NonClientAreaMouseButtonDblClick) |
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345 { |
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346 e->ignore (); // ignore double clicks into window decoration elements |
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347 return true; |
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348 } |
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349 |
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350 return QDockWidget::eventFilter (obj,e); |
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351 } |
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352 |
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353 // slot for (un)dock action |
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354 void |
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355 octave_dock_widget::change_floating (bool) |
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356 { |
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357 if (m_floating) |
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358 make_widget (); |
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359 else |
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360 { |
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361 make_window (); |
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362 focus (); |
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363 } |
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364 } |
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365 |
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366 // slot for hiding the widget |
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367 void |
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368 octave_dock_widget::change_visibility (bool) |
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369 { |
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370 setVisible (false); |
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371 emit active_changed (false); |
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372 } |
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373 |
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374 void |
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375 octave_dock_widget::set_style (bool active) |
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376 { |
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377 QString css; |
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378 QString css_button; |
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379 QString dock_icon; |
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380 |
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381 QString icon_col = m_icon_color; |
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382 |
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383 if (m_floating) |
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384 dock_icon = "widget-dock"; |
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385 else |
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386 dock_icon = "widget-undock"; |
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387 |
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388 #if defined (Q_OS_MAC) |
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389 QString alignment = "center"; |
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390 #else |
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391 QString alignment = "center left"; |
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392 #endif |
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393 if (m_custom_style) |
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394 { |
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395 |
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396 QColor bg_col, fg_col; |
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397 |
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398 if (active) |
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399 { |
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400 bg_col = m_bg_color_active; |
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401 fg_col = m_fg_color_active; |
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402 icon_col = m_icon_color_active; |
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403 } |
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404 else |
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405 { |
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406 bg_col = m_bg_color; |
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407 fg_col = m_fg_color; |
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408 icon_col = m_icon_color; |
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409 } |
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410 |
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411 QColor bg_col_top, bg_col_bottom; |
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412 if (m_title_3d > 0) |
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413 { |
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414 bg_col_top = bg_col.lighter (100 + m_title_3d); |
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415 bg_col_bottom = bg_col.darker (100 + m_title_3d); |
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416 } |
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417 else |
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418 { |
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419 bg_col_top = bg_col.darker (100 - m_title_3d); |
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420 bg_col_bottom = bg_col.lighter (100 - m_title_3d); |
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421 } |
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422 |
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423 QString background = |
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424 QString ("background: qlineargradient(x1: 0, y1: 0, x2: 0, y2: 1," |
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425 " stop: 0 %1, stop: 0.60 %2, stop: 0.95 %2 stop: 1.0 %3);"). |
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426 arg (bg_col_top.name ()). |
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427 arg (bg_col.name ()). |
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428 arg (bg_col_bottom.name ()); |
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429 |
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430 css = background + QString (" color: %1 ;").arg (fg_col.name ()); |
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431 } |
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432 else |
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433 { |
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434 css = QString (""); |
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435 } |
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436 |
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437 m_title_widget->setStyleSheet (css); |
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438 css_button = QString ("QToolButton {background: transparent; border: 0px;}"); |
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439 m_dock_button->setStyleSheet (css_button); |
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440 m_close_button->setStyleSheet (css_button); |
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441 m_dock_action->setIcon (QIcon (":/actions/icons/" + dock_icon + icon_col + |
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442 ".png")); |
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443 m_close_action->setIcon (QIcon (":/actions/icons/widget-close" + icon_col + |
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444 ".png")); |
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445 } |
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446 |
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447 // set focus to previously active widget in tabbed widget stack |
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448 void |
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449 octave_dock_widget::set_focus_predecessor (void) |
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450 { |
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451 if (m_predecessor_widget) // only != 0 if widget was tabbed |
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452 m_predecessor_widget->focus (); |
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453 |
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454 m_predecessor_widget = nullptr; |
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455 // FIXME: Until cset bda0c5b38bda, the wrong keys "Dockwidget/..." were used |
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456 // here. This had no effect in Qt4, but does in Qt5. In the following, the |
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457 // four incorrect keys are updated if still present in the settings files. |
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458 // The keys are also used in the settings dialog, but |
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459 // octave_dock_widget::handle_settings is already called at program start. |
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460 // These tests can be removed in a future version of Octave (version 4.8). |
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461 resource_manager::update_settings_key ("Dockwidgets/title_bg_color", |
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462 "DockWidgets/title_bg_color"); |
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463 resource_manager::update_settings_key ("Dockwidgets/title_bg_color_active", |
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464 "DockWidgets/title_bg_color_active"); |
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465 resource_manager::update_settings_key ("Dockwidgets/title_fg_color", |
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466 "DockWidgets/title_fg_color"); |
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467 resource_manager::update_settings_key ("Dockwidgets/title_fg_color_active", |
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468 "DockWidgets/title_fg_color_active"); |
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469 } |
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470 } |