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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_PV_GLOBALSETTINGS_HPP | |
21 | #define PULSEVIEW_PV_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 | #include "util.hpp" | |
34 | ||
35 | using std::map; | |
36 | using std::pair; | |
37 | using std::vector; | |
38 | ||
39 | namespace pv { | |
40 | ||
41 | extern const vector< pair<QString, QString> > Themes; | |
42 | ||
43 | ||
44 | class GlobalSettingsInterface | |
45 | { | |
46 | public: | |
47 | virtual void on_setting_changed(const QString &key, const QVariant &value) = 0; | |
48 | }; | |
49 | ||
50 | ||
51 | class GlobalSettings : public QSettings | |
52 | { | |
53 | Q_OBJECT | |
54 | ||
55 | public: | |
56 | static const QString Key_General_Language; | |
57 | static const QString Key_General_Theme; | |
58 | static const QString Key_General_Style; | |
59 | static const QString Key_General_SaveWithSetup; | |
60 | static const QString Key_General_StartAllSessions; | |
61 | static const QString Key_View_ZoomToFitDuringAcq; | |
62 | static const QString Key_View_ZoomToFitAfterAcq; | |
63 | static const QString Key_View_TriggerIsZeroTime; | |
64 | static const QString Key_View_ColoredBG; | |
65 | static const QString Key_View_StickyScrolling; | |
66 | static const QString Key_View_ShowSamplingPoints; | |
67 | static const QString Key_View_FillSignalHighAreas; | |
68 | static const QString Key_View_FillSignalHighAreaColor; | |
69 | static const QString Key_View_ShowAnalogMinorGrid; | |
70 | static const QString Key_View_ConversionThresholdDispMode; | |
71 | static const QString Key_View_DefaultDivHeight; | |
72 | static const QString Key_View_DefaultLogicHeight; | |
73 | static const QString Key_View_ShowHoverMarker; | |
74 | static const QString Key_View_SnapDistance; | |
75 | static const QString Key_View_CursorFillColor; | |
76 | static const QString Key_View_CursorShowInterval; | |
77 | static const QString Key_View_CursorShowFrequency; | |
78 | static const QString Key_View_CursorShowSamples; | |
79 | static const QString Key_Dec_InitialStateConfigurable; | |
80 | static const QString Key_Dec_ExportFormat; | |
81 | static const QString Key_Dec_AlwaysShowAllRows; | |
82 | static const QString Key_Log_BufferSize; | |
83 | static const QString Key_Log_NotifyOfStacktrace; | |
84 | ||
85 | enum ConvThrDispMode { | |
86 | ConvThrDispMode_None = 0, | |
87 | ConvThrDispMode_Background, | |
88 | ConvThrDispMode_Dots | |
89 | }; | |
90 | ||
91 | public: | |
92 | GlobalSettings(); | |
93 | ||
94 | void save_internal_defaults(); | |
95 | void set_defaults_where_needed(); | |
96 | void set_bright_theme_default_colors(); | |
97 | void set_dark_theme_default_colors(); | |
98 | ||
99 | static bool current_theme_is_dark(); | |
100 | void apply_theme(); | |
101 | ||
102 | void apply_language(); | |
103 | ||
104 | static void add_change_handler(GlobalSettingsInterface *cb); | |
105 | static void remove_change_handler(GlobalSettingsInterface *cb); | |
106 | ||
107 | void setValue(const QString& key, const QVariant& value); | |
108 | ||
109 | /** | |
110 | * Begins the tracking of changes. All changes will | |
111 | * be recorded until stop_tracking() is called. | |
112 | * The change tracking is global and doesn't support nesting. | |
113 | */ | |
114 | void start_tracking(); | |
115 | ||
116 | /** | |
117 | * Ends the tracking of changes without any changes to the settings. | |
118 | */ | |
119 | void stop_tracking(); | |
120 | ||
121 | /** | |
122 | * Ends the tracking of changes, undoing the changes since the | |
123 | * change tracking began. | |
124 | */ | |
125 | void undo_tracked_changes(); | |
126 | ||
127 | static void store_gvariant(QSettings &settings, GVariant *v); | |
128 | static GVariant* restore_gvariant(QSettings &settings); | |
129 | ||
130 | static void store_variantbase(QSettings &settings, Glib::VariantBase v); | |
131 | static Glib::VariantBase restore_variantbase(QSettings &settings); | |
132 | ||
133 | static void store_timestamp(QSettings &settings, const char *name, const pv::util::Timestamp &ts); | |
134 | static pv::util::Timestamp restore_timestamp(QSettings &settings, const char *name); | |
135 | ||
136 | private: | |
137 | static vector<GlobalSettingsInterface*> callbacks_; | |
138 | ||
139 | static bool tracking_; | |
140 | static map<QString, QVariant> tracked_changes_; | |
141 | ||
142 | static QString default_style_; | |
143 | static QPalette default_palette_; | |
144 | ||
145 | static bool is_dark_theme_; | |
146 | }; | |
147 | ||
148 | } // namespace pv | |
149 | ||
150 | #endif // PULSEVIEW_PV_GLOBALSETTINGS_HPP |