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2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt Designer of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$
9** Commercial License Usage
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17** GNU General Public License Usage
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21** included in the packaging of this file. Please review the following
22** information to ensure the GNU General Public License requirements will
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27****************************************************************************/
28
29//
30// W A R N I N G
31// -------------
32//
33// This file is not part of the Qt API. It exists for the convenience
34// of Qt Designer. This header
35// file may change from version to version without notice, or even be removed.
36//
37// We mean it.
38//
39
40#ifndef DEVICEPROFILE_H
41#define DEVICEPROFILE_H
42
43#include "shared_global_p.h"
44
45#include <QtCore/qstring.h>
46#include <QtCore/qshareddata.h>
47
48QT_BEGIN_NAMESPACE
49
50class QDesignerFormEditorInterface;
51class QWidget;
52class QStyle;
53
54namespace qdesigner_internal {
55
56class DeviceProfileData;
57
58/* DeviceProfile for embedded design. They influence
59 * default properties (for example, fonts), dpi and
60 * style of the form. This class represents a device
61 * profile. */
62
63class QDESIGNER_SHARED_EXPORT DeviceProfile {
64public:
65 DeviceProfile();
66
67 DeviceProfile(const DeviceProfile&);
68 DeviceProfile& operator=(const DeviceProfile&);
69 ~DeviceProfile();
70
71 void clear();
72
73 // Device name
74 QString name() const;
75 void setName(const QString &);
76
77 // System settings active
78 bool isEmpty() const;
79
80 // Default font family of the embedded system
81 QString fontFamily() const;
82 void setFontFamily(const QString &);
83
84 // Default font size of the embedded system
85 int fontPointSize() const;
86 void setFontPointSize(int p);
87
88 // Display resolution of the embedded system
89 int dpiX() const;
90 void setDpiX(int d);
91 int dpiY() const;
92 void setDpiY(int d);
93
94 // Style
95 QString style() const;
96 void setStyle(const QString &);
97
98 // Initialize from desktop system
99 void fromSystem();
100
101 static void systemResolution(int *dpiX, int *dpiY);
102 static void widgetResolution(const QWidget *w, int *dpiX, int *dpiY);
103
104 bool equals(const DeviceProfile& rhs) const;
105
106 // Apply to form/preview (using font inheritance)
107 enum ApplyMode {
108 /* Pre-Apply to parent widget of form being edited: Apply font
109 * and make use of property inheritance to be able to modify the
110 * font property freely. */
111 ApplyFormParent,
112 /* Post-Apply to preview widget: Change only inherited font
113 * sub properties. */
114 ApplyPreview
115 };
116 void apply(const QDesignerFormEditorInterface *core, QWidget *widget, ApplyMode am) const;
117
118 static void applyDPI(int dpiX, int dpiY, QWidget *widget);
119
120 QString toString() const;
121
122 QString toXml() const;
123 bool fromXml(const QString &xml, QString *errorMessage);
124
125private:
126 QSharedDataPointer<DeviceProfileData> m_d;
127};
128
129inline bool operator==(const DeviceProfile &s1, const DeviceProfile &s2)
130 { return s1.equals(rhs: s2); }
131inline bool operator!=(const DeviceProfile &s1, const DeviceProfile &s2)
132 { return !s1.equals(rhs: s2); }
133
134}
135
136
137QT_END_NAMESPACE
138
139#endif // DEVICEPROFILE_H
140

source code of qttools/src/designer/src/lib/shared/deviceprofile_p.h