Mercurial > octave
annotate libgui/src/led-indicator.cc @ 33661:4c378dd47cf2 default tip @
command-widget: Use new signal-slot syntax for better compiler diagnostics.
* libgui/src/command-widget.cc (console::console): Use new signal-slot syntax
for better compiler diagnostics.
author | Markus Mützel <markus.muetzel@gmx.de> |
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date | Wed, 12 Jun 2024 17:24:20 +0200 |
parents | 689d4d069bbf |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 2013-2024 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 <QColor> |
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31 |
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32 #include "gui-utils.h" |
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33 #include "led-indicator.h" |
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34 |
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35 OCTAVE_BEGIN_NAMESPACE(octave) |
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36 |
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37 led_indicator::led_indicator (led_state initial_state, QWidget *p) |
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38 : QLabel (p) |
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39 { |
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40 setFixedSize (12, 12); |
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41 set_state (initial_state); |
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42 } |
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43 |
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44 void |
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45 led_indicator::set_state (led_state state) |
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46 { |
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47 QColor col (Qt::gray); |
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48 |
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49 switch (state) |
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50 { |
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51 case LED_STATE_NO: |
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52 break; |
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53 |
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54 case LED_STATE_INACTIVE: |
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55 col = QColor (Qt::darkGray); |
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56 col.setRedF (col.redF () * 1.25); |
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57 break; |
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58 |
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59 case LED_STATE_ACTIVE: |
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60 col = QColor (Qt::red); |
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61 break; |
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62 } |
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63 |
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64 setStyleSheet (style_sheet (col)); |
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65 } |
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66 |
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67 QString |
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68 led_indicator::style_sheet (const QColor& col) |
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69 { |
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70 QColor col_light = interpolate_color (col, QColor (Qt::white), 0.25, 0.9); |
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71 |
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72 const QString style |
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73 = QString ("border-radius: %1; background-color: " |
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74 "qlineargradient(spread:pad, x1:0.2, y1:0.2, x2:1, y2:1, stop:0 " |
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75 "%2, stop:1 %3);").arg (width ()/2).arg (col_light.name ()).arg (col.name ()); |
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76 |
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77 return style; |
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78 } |
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79 |
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80 OCTAVE_END_NAMESPACE(octave) |