Mercurial > octave
annotate libgui/graphics/SliderControl.cc @ 22413:8758addcf265
maint: Remove ';' at end of namespace declaration.
* Backend.h, BaseControl.cc, BaseControl.h, ButtonControl.h, ButtonGroup.h,
Canvas.cc, Canvas.h, CheckBoxControl.h, Container.cc, Container.h,
ContextMenu.cc, ContextMenu.h, EditControl.cc, EditControl.h, Figure.cc,
Figure.h, FigureWindow.cc, FigureWindow.h, GLCanvas.cc, GLCanvas.h, KeyMap.cc,
KeyMap.h, ListBoxControl.cc, ListBoxControl.h, Logger.cc, Logger.h, Menu.cc,
Menu.h, MenuContainer.h, Object.cc, Object.h, Panel.h, PopupMenuControl.cc,
PopupMenuControl.h, PushButtonControl.cc, PushButtonControl.h, PushTool.h,
QtHandlesUtils.cc, QtHandlesUtils.h, RadioButtonControl.h, SliderControl.cc,
SliderControl.h, TextControl.cc, TextControl.h, TextEdit.cc, TextEdit.h,
ToggleButtonControl.h, ToggleTool.h, ToolBar.cc, ToolBar.h, ToolBarButton.cc,
__init_qt__.cc, __init_qt__.h, octave-gui.cc, build-env.h, build-env.in.cc,
jit-util.h:
Remove ';' at end of namespace declaration.
author | Rik <rik@octave.org> |
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date | Wed, 31 Aug 2016 20:49:13 -0700 |
parents | c69805d1fa64 |
children | 48c00363dc74 |
rev | line source |
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1 /* |
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2 |
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3 Copyright (C) 2011-2016 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 the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 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 WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 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 <http://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 <QScrollBar> |
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28 |
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29 #include "Container.h" |
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30 #include "SliderControl.h" |
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31 #include "QtHandlesUtils.h" |
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32 |
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33 #define RANGE_INT_MAX 1000000 |
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34 |
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35 namespace QtHandles |
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36 { |
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37 |
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38 SliderControl* |
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39 SliderControl::create (const graphics_object& go) |
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40 { |
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41 Object* parent = Object::parentObject (go); |
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42 |
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43 if (parent) |
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44 { |
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45 Container* container = parent->innerContainer (); |
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46 |
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47 if (container) |
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48 return new SliderControl (go, new QScrollBar (container)); |
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49 } |
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50 |
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51 return 0; |
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52 } |
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53 |
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54 SliderControl::SliderControl (const graphics_object& go, |
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55 QAbstractSlider* slider) |
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56 : BaseControl (go, slider), m_blockUpdates (false) |
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57 { |
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58 uicontrol::properties& up = properties<uicontrol> (); |
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59 |
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60 slider->setTracking (false); |
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61 Matrix bb = up.get_boundingbox (); |
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62 slider->setOrientation (bb(2) > bb(3) ? Qt::Horizontal : Qt::Vertical); |
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63 Matrix steps = up.get_sliderstep ().matrix_value (); |
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64 slider->setMinimum (0); |
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65 slider->setMaximum (RANGE_INT_MAX); |
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66 slider->setSingleStep (octave::math::round (steps(0) * RANGE_INT_MAX)); |
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67 slider->setPageStep (octave::math::round (steps(1) * RANGE_INT_MAX)); |
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68 Matrix value = up.get_value ().matrix_value (); |
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69 if (value.numel () > 0) |
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70 { |
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71 double dmin = up.get_min (), dmax = up.get_max (); |
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72 |
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73 slider->setValue (octave::math::round (((value(0) - dmin) / (dmax - dmin)) |
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74 * RANGE_INT_MAX)); |
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75 } |
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76 |
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77 connect (slider, SIGNAL (valueChanged (int)), SLOT (valueChanged (int))); |
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78 } |
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79 |
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80 SliderControl::~SliderControl (void) |
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81 { |
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82 } |
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83 |
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84 void |
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85 SliderControl::update (int pId) |
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86 { |
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87 uicontrol::properties& up = properties<uicontrol> (); |
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88 QScrollBar* slider = qWidget<QScrollBar> (); |
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89 |
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90 switch (pId) |
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91 { |
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92 case uicontrol::properties::ID_SLIDERSTEP: |
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93 { |
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94 Matrix steps = up.get_sliderstep ().matrix_value (); |
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95 |
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96 slider->setSingleStep (octave::math::round (steps(0) * RANGE_INT_MAX)); |
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97 slider->setPageStep (octave::math::round (steps(1) * RANGE_INT_MAX)); |
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98 } |
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99 break; |
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100 |
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101 case uicontrol::properties::ID_VALUE: |
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102 { |
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103 Matrix value = up.get_value ().matrix_value (); |
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104 double dmax = up.get_max (), dmin = up.get_min (); |
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105 |
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106 if (value.numel () > 0) |
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107 { |
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108 int ival = octave::math::round (((value(0) - dmin) / (dmax - dmin)) |
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109 * RANGE_INT_MAX); |
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110 |
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111 m_blockUpdates = true; |
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112 slider->setValue (ival); |
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113 m_blockUpdates = false; |
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114 } |
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115 } |
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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 SliderControl::valueChanged (int ival) |
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126 { |
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127 if (! m_blockUpdates) |
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128 { |
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129 gh_manager::auto_lock lock; |
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130 graphics_object go = object (); |
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131 |
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132 if (go.valid_object ()) |
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133 { |
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134 uicontrol::properties& up = Utils::properties<uicontrol> (go); |
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135 |
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136 Matrix value = up.get_value ().matrix_value (); |
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137 double dmin = up.get_min (), dmax = up.get_max (); |
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138 |
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139 int ival_tmp = (value.numel () > 0 ? |
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140 octave::math::round (((value(0) - dmin) / (dmax - dmin)) |
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141 * RANGE_INT_MAX) : |
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142 0); |
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143 |
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144 if (ival != ival_tmp || value.numel () > 0) |
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145 { |
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146 double dval = dmin + (ival * (dmax - dmin) / RANGE_INT_MAX); |
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147 |
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148 gh_manager::post_set (m_handle, "value", octave_value (dval)); |
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149 gh_manager::post_callback (m_handle, "callback"); |
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150 } |
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151 } |
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152 } |
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153 } |
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154 |
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155 } |
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156 |