Developer Documentation

ShortcutButton.cc
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40 \*===========================================================================*/
41
42
43
44
45 #include "ShortcutButton.hh"
46
48 ShortcutButton::ShortcutButton(QWidget* _parent) :
49 QPushButton(_parent),
50 key_(-1),
51 oldKey_(-1),
52 checked_(false),
53 firstPress_(true)
54 {
55 setCheckable(true);
56 }
57
59 void ShortcutButton::setCurrentShortcut(int _key, Qt::KeyboardModifiers _modifiers)
60 {
61 key_ = _key;
62 modifiers_ = _modifiers;
63
64 showCurrentShortcut();
65 }
66
68 int ShortcutButton::key()
69 {
70 return key_;
71 }
72
74 Qt::KeyboardModifiers ShortcutButton::modifiers()
75 {
76 return modifiers_;
77 }
78
80 void ShortcutButton::keyPressEvent(QKeyEvent* event)
81 {
82 if (firstPress_){
83 oldKey_ = key_;
84 oldModifiers_ = modifiers_;
85 }
86
87 firstPress_ = false;
88
89 key_ = event->key();
90 modifiers_ = event->modifiers();
91 }
92
94 void ShortcutButton::keyReleaseEvent(QKeyEvent* /*event*/)
95 {
96 showCurrentShortcut();
97 emit keyChanged();
98 }
99
101 void ShortcutButton::showCurrentShortcut()
102 {
103
104 firstPress_ = true;
105
106 QString keyString;
107
108 if (key_ == -1){
109 keyString = tr("unassigned");
110 }else if (key_ == Qt::Key_AltGr || key_ == Qt::Key_Alt || key_ == Qt::Key_Control || key_ == Qt::Key_Shift || key_ == Qt::Key_Meta){
111 keyString = QKeySequence( modifiers_ ).toString();
112 keyString = keyString.left(keyString.size()-1);
113 }else
114 keyString = QKeySequence( key_ + modifiers_ ).toString();
115
116 setText(keyString);
117 }
118
119 void ShortcutButton::focusInEvent(QFocusEvent* event){
120 setChecked(true);
121 setText("");
122 QPushButton::focusInEvent(event);
123 }
124
125 void ShortcutButton::focusOutEvent(QFocusEvent* event){
126 setChecked(false);
127
128 key_ = oldKey_;
129 modifiers_ = oldModifiers_;
130
131 showCurrentShortcut();
132 QPushButton::focusOutEvent(event);
133 }
134
135 void ShortcutButton::mousePressEvent(QMouseEvent* event){
136 checked_ = isChecked();
137 QPushButton::mousePressEvent(event);
138 }
139
140 void ShortcutButton::mouseReleaseEvent(QMouseEvent* event){
141 QPushButton::mouseReleaseEvent(event);
142 setChecked( checked_ );
143 }
144
ShortcutButton::setCurrentShortcut
void setCurrentShortcut(int _key, Qt::KeyboardModifiers _modifiers)
set the current shortcut
Definition: ShortcutButton.cc:59
ShortcutButton::keyReleaseEvent
void keyReleaseEvent(QKeyEvent *event)
key release
Definition: ShortcutButton.cc:94
ShortcutButton::ShortcutButton
ShortcutButton(QWidget *_parent=0)
Constructor.
Definition: ShortcutButton.cc:48
ShortcutButton::key
int key()
get current key
Definition: ShortcutButton.cc:68
ShortcutButton::showCurrentShortcut
void showCurrentShortcut()
show the current shortcut
Definition: ShortcutButton.cc:101
ShortcutButton::modifiers
Qt::KeyboardModifiers modifiers()
get current modifiers
Definition: ShortcutButton.cc:74
ShortcutButton::keyPressEvent
void keyPressEvent(QKeyEvent *event)
key press
Definition: ShortcutButton.cc:80