Qt 4.8
qmargins.h
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41 
42 #ifndef QMARGINS_H
43 #define QMARGINS_H
44 
45 #include <QtCore/qnamespace.h>
46 
48 
50 
51 QT_MODULE(Core)
52 
54 {
55 public:
56  QMargins();
57  QMargins(int left, int top, int right, int bottom);
58 
59  bool isNull() const;
60 
61  int left() const;
62  int top() const;
63  int right() const;
64  int bottom() const;
65 
66  void setLeft(int left);
67  void setTop(int top);
68  void setRight(int right);
69  void setBottom(int bottom);
70 
71 private:
72  int m_left;
73  int m_top;
74  int m_right;
75  int m_bottom;
76 
77  friend inline bool operator==(const QMargins &, const QMargins &);
78  friend inline bool operator!=(const QMargins &, const QMargins &);
79 };
80 
82 
83 /*****************************************************************************
84  QMargins inline functions
85  *****************************************************************************/
86 
88 { m_top = m_bottom = m_left = m_right = 0; }
89 
90 inline QMargins::QMargins(int aleft, int atop, int aright, int abottom)
91  : m_left(aleft), m_top(atop), m_right(aright), m_bottom(abottom) {}
92 
93 inline bool QMargins::isNull() const
94 { return m_left==0 && m_top==0 && m_right==0 && m_bottom==0; }
95 
96 inline int QMargins::left() const
97 { return m_left; }
98 
99 inline int QMargins::top() const
100 { return m_top; }
101 
102 inline int QMargins::right() const
103 { return m_right; }
104 
105 inline int QMargins::bottom() const
106 { return m_bottom; }
107 
108 
109 inline void QMargins::setLeft(int aleft)
110 { m_left = aleft; }
111 
112 inline void QMargins::setTop(int atop)
113 { m_top = atop; }
114 
115 inline void QMargins::setRight(int aright)
116 { m_right = aright; }
117 
118 inline void QMargins::setBottom(int abottom)
119 { m_bottom = abottom; }
120 
121 inline bool operator==(const QMargins &m1, const QMargins &m2)
122 {
123  return
124  m1.m_left == m2.m_left &&
125  m1.m_top == m2.m_top &&
126  m1.m_right == m2.m_right &&
127  m1.m_bottom == m2.m_bottom;
128 }
129 
130 inline bool operator!=(const QMargins &m1, const QMargins &m2)
131 {
132  return
133  m1.m_left != m2.m_left ||
134  m1.m_top != m2.m_top ||
135  m1.m_right != m2.m_right ||
136  m1.m_bottom != m2.m_bottom;
137 }
138 
139 #ifndef QT_NO_DEBUG_STREAM
141 #endif
142 
144 
146 
147 #endif // QMARGINS_H
The QDebug class provides an output stream for debugging information.
Definition: qdebug.h:62
int m_right
Definition: qmargins.h:74
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
void setBottom(int bottom)
Sets the bottom margin to bottom.
Definition: qmargins.h:118
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
friend bool operator!=(const QMargins &, const QMargins &)
Returns true if m1 and m2 are different; otherwise returns false.
Definition: qmargins.h:130
int top() const
Returns the top margin.
Definition: qmargins.h:99
Q_CORE_EXPORT QDebug operator<<(QDebug, const QMargins &)
Definition: qmargins.cpp:199
QTextStream & right(QTextStream &stream)
Calls QTextStream::setFieldAlignment(QTextStream::AlignRight) on stream and returns stream...
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
void setRight(int right)
Sets the right margin to right.
Definition: qmargins.h:115
void setLeft(int left)
Sets the left margin to left.
Definition: qmargins.h:109
int m_bottom
Definition: qmargins.h:75
int m_left
Definition: qmargins.h:72
int m_top
Definition: qmargins.h:73
bool operator!=(const T *o, const QPointer< T > &p)
Definition: qpointer.h:122
void setTop(int top)
Sets the Top margin to Top.
Definition: qmargins.h:112
#define Q_CORE_EXPORT
Definition: qglobal.h:1449
friend bool operator==(const QMargins &, const QMargins &)
Returns true if m1 and m2 are equal; otherwise returns false.
Definition: qmargins.h:121
bool operator==(const T *o, const QPointer< T > &p)
Definition: qpointer.h:87
int left() const
Returns the left margin.
Definition: qmargins.h:96
The QMargins class defines the four margins of a rectangle.
Definition: qmargins.h:53
#define class
bool isNull() const
Returns true if all margins are is 0; otherwise returns false.
Definition: qmargins.h:93
#define QT_END_HEADER
Definition: qglobal.h:137
int bottom() const
Returns the bottom margin.
Definition: qmargins.h:105
int right() const
Returns the right margin.
Definition: qmargins.h:102
Q_DECLARE_TYPEINFO(QMargins, Q_MOVABLE_TYPE)
static bool isNull(const QVariant::Private *d)
Definition: qvariant.cpp:300
QMargins()
Constructs a margins object with all margins set to 0.
Definition: qmargins.h:87
QTextStream & left(QTextStream &stream)
Calls QTextStream::setFieldAlignment(QTextStream::AlignLeft) on stream and returns stream...