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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_GLOBALSETTINGS_HPP | |
21 | #define PULSEVIEW_GLOBALSETTINGS_HPP | |
22 | ||
23 | #include <map> | |
24 | ||
25 | #include <glib.h> | |
26 | #include <glibmm/variant.h> | |
27 | ||
28 | #include <QPalette> | |
29 | #include <QSettings> | |
30 | #include <QString> | |
31 | #include <QVariant> | |
32 | ||
33 | using std::map; | |
34 | using std::pair; | |
35 | using std::vector; | |
36 | ||
37 | namespace pv { | |
38 | ||
39 | extern const vector< pair<QString, QString> > Themes; | |
40 | ||
41 | ||
42 | class GlobalSettingsInterface | |
43 | { | |
44 | public: | |
45 | virtual void on_setting_changed(const QString &key, const QVariant &value) = 0; | |
46 | }; | |
47 | ||
48 | ||
49 | class GlobalSettings : public QSettings | |
50 | { | |
51 | Q_OBJECT | |
52 | ||
53 | public: | |
54 | static const QString Key_General_Language; | |
55 | static const QString Key_General_Theme; | |
56 | static const QString Key_General_Style; | |
57 | static const QString Key_General_SaveWithSetup; | |
58 | static const QString Key_View_ZoomToFitDuringAcq; | |
59 | static const QString Key_View_ZoomToFitAfterAcq; | |
60 | static const QString Key_View_TriggerIsZeroTime; | |
61 | static const QString Key_View_ColoredBG; | |
62 | static const QString Key_View_StickyScrolling; | |
63 | static const QString Key_View_ShowSamplingPoints; | |
64 | static const QString Key_View_FillSignalHighAreas; | |
65 | static const QString Key_View_FillSignalHighAreaColor; | |
66 | static const QString Key_View_ShowAnalogMinorGrid; | |
67 | static const QString Key_View_ConversionThresholdDispMode; | |
68 | static const QString Key_View_DefaultDivHeight; | |
69 | static const QString Key_View_DefaultLogicHeight; | |
70 | static const QString Key_View_ShowHoverMarker; | |
71 | static const QString Key_View_SnapDistance; | |
72 | static const QString Key_View_CursorFillColor; | |
73 | static const QString Key_View_CursorShowInterval; | |
74 | static const QString Key_View_CursorShowFrequency; | |
75 | static const QString Key_Dec_InitialStateConfigurable; | |
76 | static const QString Key_Dec_ExportFormat; | |
77 | static const QString Key_Dec_AlwaysShowAllRows; | |
78 | static const QString Key_Log_BufferSize; | |
79 | static const QString Key_Log_NotifyOfStacktrace; | |
80 | ||
81 | enum ConvThrDispMode { | |
82 | ConvThrDispMode_None = 0, | |
83 | ConvThrDispMode_Background, | |
84 | ConvThrDispMode_Dots | |
85 | }; | |
86 | ||
87 | public: | |
88 | GlobalSettings(); | |
89 | ||
90 | void save_internal_defaults(); | |
91 | void set_defaults_where_needed(); | |
92 | void set_bright_theme_default_colors(); | |
93 | void set_dark_theme_default_colors(); | |
94 | ||
95 | static bool current_theme_is_dark(); | |
96 | void apply_theme(); | |
97 | ||
98 | void apply_language(); | |
99 | ||
100 | static void add_change_handler(GlobalSettingsInterface *cb); | |
101 | static void remove_change_handler(GlobalSettingsInterface *cb); | |
102 | ||
103 | void setValue(const QString& key, const QVariant& value); | |
104 | ||
105 | /** | |
106 | * Begins the tracking of changes. All changes will | |
107 | * be recorded until stop_tracking() is called. | |
108 | * The change tracking is global and doesn't support nesting. | |
109 | */ | |
110 | void start_tracking(); | |
111 | ||
112 | /** | |
113 | * Ends the tracking of changes without any changes to the settings. | |
114 | */ | |
115 | void stop_tracking(); | |
116 | ||
117 | /** | |
118 | * Ends the tracking of changes, undoing the changes since the | |
119 | * change tracking began. | |
120 | */ | |
121 | void undo_tracked_changes(); | |
122 | ||
123 | static void store_gvariant(QSettings &settings, GVariant *v); | |
124 | ||
125 | static GVariant* restore_gvariant(QSettings &settings); | |
126 | ||
127 | static void store_variantbase(QSettings &settings, Glib::VariantBase v); | |
128 | ||
129 | static Glib::VariantBase restore_variantbase(QSettings &settings); | |
130 | ||
131 | private: | |
132 | static vector<GlobalSettingsInterface*> callbacks_; | |
133 | ||
134 | static bool tracking_; | |
135 | static map<QString, QVariant> tracked_changes_; | |
136 | ||
137 | static QString default_style_; | |
138 | static QPalette default_palette_; | |
139 | ||
140 | static bool is_dark_theme_; | |
141 | }; | |
142 | ||
143 | } // namespace pv | |
144 | ||
145 | #endif // PULSEVIEW_GLOBALSETTINGS_HPP |