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6 ** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit.
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36 
37 #include "qquicktheme_p.h"
38 #include "qquicktheme_p_p.h"
39 
40 #include <QtGui/qpa/qplatformtheme.h>
41 #include <QtGui/private/qguiapplication_p.h>
42 
43 QT_BEGIN_NAMESPACE
44 
45 QScopedPointer<QQuickTheme> QQuickThemePrivate::instance;
46 
cleanup_instance()47 static void cleanup_instance()
48 {
49     QQuickThemePrivate::instance.reset();
50 }
51 
install_instance_cleanuper()52 static void install_instance_cleanuper()
53 {
54     qAddPostRoutine(cleanup_instance);
55 }
56 
Q_COREAPP_STARTUP_FUNCTION(install_instance_cleanuper)57 Q_COREAPP_STARTUP_FUNCTION(install_instance_cleanuper)
58 
59 static QPlatformTheme::Font platformFont(QQuickTheme::Scope scope)
60 {
61     switch (scope) {
62     case QQuickTheme::Button: return QPlatformTheme::PushButtonFont;
63     case QQuickTheme::CheckBox: return QPlatformTheme::CheckBoxFont;
64     case QQuickTheme::ComboBox: return QPlatformTheme::ComboMenuItemFont;
65     case QQuickTheme::GroupBox: return QPlatformTheme::GroupBoxTitleFont;
66     case QQuickTheme::ItemView: return QPlatformTheme::ItemViewFont;
67     case QQuickTheme::Label: return QPlatformTheme::LabelFont;
68     case QQuickTheme::ListView: return QPlatformTheme::ListViewFont;
69     case QQuickTheme::Menu: return QPlatformTheme::MenuFont;
70     case QQuickTheme::MenuBar: return QPlatformTheme::MenuBarFont;
71     case QQuickTheme::RadioButton: return QPlatformTheme::RadioButtonFont;
72     case QQuickTheme::SpinBox: return QPlatformTheme::EditorFont;
73     case QQuickTheme::Switch: return QPlatformTheme::CheckBoxFont;
74     case QQuickTheme::TabBar: return QPlatformTheme::TabButtonFont;
75     case QQuickTheme::TextArea: return QPlatformTheme::EditorFont;
76     case QQuickTheme::TextField: return QPlatformTheme::EditorFont;
77     case QQuickTheme::ToolBar: return QPlatformTheme::ToolButtonFont;
78     case QQuickTheme::ToolTip: return QPlatformTheme::TipLabelFont;
79     case QQuickTheme::Tumbler: return QPlatformTheme::ItemViewFont;
80     default: return QPlatformTheme::SystemFont;
81     }
82 }
83 
platformPalette(QQuickTheme::Scope scope)84 static QPlatformTheme::Palette platformPalette(QQuickTheme::Scope scope)
85 {
86     switch (scope) {
87     case QQuickTheme::Button: return QPlatformTheme::ButtonPalette;
88     case QQuickTheme::CheckBox: return QPlatformTheme::CheckBoxPalette;
89     case QQuickTheme::ComboBox: return QPlatformTheme::ComboBoxPalette;
90     case QQuickTheme::GroupBox: return QPlatformTheme::GroupBoxPalette;
91     case QQuickTheme::ItemView: return QPlatformTheme::ItemViewPalette;
92     case QQuickTheme::Label: return QPlatformTheme::LabelPalette;
93     case QQuickTheme::ListView: return QPlatformTheme::ItemViewPalette;
94     case QQuickTheme::Menu: return QPlatformTheme::MenuPalette;
95     case QQuickTheme::MenuBar: return QPlatformTheme::MenuBarPalette;
96     case QQuickTheme::RadioButton: return QPlatformTheme::RadioButtonPalette;
97     case QQuickTheme::SpinBox: return QPlatformTheme::TextLineEditPalette;
98     case QQuickTheme::Switch: return QPlatformTheme::CheckBoxPalette;
99     case QQuickTheme::TabBar: return QPlatformTheme::TabBarPalette;
100     case QQuickTheme::TextArea: return QPlatformTheme::TextEditPalette;
101     case QQuickTheme::TextField: return QPlatformTheme::TextLineEditPalette;
102     case QQuickTheme::ToolBar: return QPlatformTheme::ToolButtonPalette;
103     case QQuickTheme::ToolTip: return QPlatformTheme::ToolTipPalette;
104     case QQuickTheme::Tumbler: return QPlatformTheme::ItemViewPalette;
105     default: return QPlatformTheme::SystemPalette;
106     }
107 }
108 
QQuickTheme()109 QQuickTheme::QQuickTheme()
110     : d_ptr(new QQuickThemePrivate)
111 {
112 }
113 
~QQuickTheme()114 QQuickTheme::~QQuickTheme()
115 {
116 }
117 
instance()118 QQuickTheme *QQuickTheme::instance()
119 {
120     return QQuickThemePrivate::instance.data();
121 }
122 
font(Scope scope)123 QFont QQuickTheme::font(Scope scope)
124 {
125     const QFont *font = nullptr;
126     if (QQuickTheme *theme = instance())
127         font = QQuickThemePrivate::get(theme)->fonts[scope].data();
128     else if (QPlatformTheme *theme = QGuiApplicationPrivate::platformTheme())
129         font = theme->font(platformFont(scope));
130 
131     if (font) {
132         QFont f = *font;
133         if (scope == System)
134             f.resolve(0);
135         return f;
136     }
137 
138     if (scope != System)
139         return QQuickTheme::font(System);
140 
141     return QFont();
142 }
143 
palette(Scope scope)144 QPalette QQuickTheme::palette(Scope scope)
145 {
146     const QPalette *palette = nullptr;
147     if (QQuickTheme *theme = instance())
148         palette = QQuickThemePrivate::get(theme)->palettes[scope].data();
149     else if (QPlatformTheme *theme = QGuiApplicationPrivate::platformTheme())
150         palette = theme->palette(platformPalette(scope));
151 
152     if (palette) {
153         QPalette f = *palette;
154         if (scope == System)
155             f.resolve(0);
156         return f;
157     }
158 
159     if (scope != System)
160         return QQuickTheme::palette(System);
161 
162     return QPalette();
163 }
164 
setFont(Scope scope,const QFont & font)165 void QQuickTheme::setFont(Scope scope, const QFont &font)
166 {
167     Q_D(QQuickTheme);
168     d->fonts[scope] = QSharedPointer<QFont>::create(d->defaultFont ? d->defaultFont->resolve(font) : font);
169     // See comment in QQuickControlPrivate::inheritFont
170     d->fonts[scope]->setFamilies(QStringList());
171 }
172 
setPalette(Scope scope,const QPalette & palette)173 void QQuickTheme::setPalette(Scope scope, const QPalette &palette)
174 {
175     Q_D(QQuickTheme);
176     d->palettes[scope] = QSharedPointer<QPalette>::create(d->defaultPalette ? d->defaultPalette->resolve(palette) : palette);
177 }
178 
179 QT_END_NAMESPACE
180