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ShortcutButton.cc
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5 * Department of Computer Graphics and Multimedia *
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40 \*===========================================================================*/
41
42 /*===========================================================================*\
43 * *
44 * $Revision$ *
45 * $LastChangedBy$ *
46 * $Date$ *
47 * *
48 \*===========================================================================*/
49
50
51 #include "ShortcutButton.hh"
52
54 ShortcutButton::ShortcutButton(QWidget* _parent) :
55 QPushButton(_parent),
56 key_(-1),
57 oldKey_(-1),
58 checked_(false),
59 firstPress_(true)
60 {
61 setCheckable(true);
62 }
63
65 void ShortcutButton::setCurrentShortcut(int _key, Qt::KeyboardModifiers _modifiers)
66 {
67 key_ = _key;
68 modifiers_ = _modifiers;
69
70 showCurrentShortcut();
71 }
72
74 int ShortcutButton::key()
75 {
76 return key_;
77 }
78
80 Qt::KeyboardModifiers ShortcutButton::modifiers()
81 {
82 return modifiers_;
83 }
84
86 void ShortcutButton::keyPressEvent(QKeyEvent* event)
87 {
88 if (firstPress_){
89 oldKey_ = key_;
90 oldModifiers_ = modifiers_;
91 }
92
93 firstPress_ = false;
94
95 key_ = event->key();
96 modifiers_ = event->modifiers();
97 }
98
100 void ShortcutButton::keyReleaseEvent(QKeyEvent* /*event*/)
101 {
102 showCurrentShortcut();
103 emit keyChanged();
104 }
105
107 void ShortcutButton::showCurrentShortcut()
108 {
109
110 firstPress_ = true;
111
112 QString keyString;
113
114 if (key_ == -1){
115 keyString = tr("unassigned");
116 }else if (key_ == Qt::Key_AltGr || key_ == Qt::Key_Alt || key_ == Qt::Key_Control || key_ == Qt::Key_Shift || key_ == Qt::Key_Meta){
117 keyString = QKeySequence( modifiers_ ).toString();
118 keyString = keyString.left(keyString.size()-1);
119 }else
120 keyString = QKeySequence( key_ + modifiers_ ).toString();
121
122 setText(keyString);
123 }
124
125 void ShortcutButton::focusInEvent(QFocusEvent* event){
126 setChecked(true);
127 setText("");
128 QPushButton::focusInEvent(event);
129 }
130
131 void ShortcutButton::focusOutEvent(QFocusEvent* event){
132 setChecked(false);
133
134 key_ = oldKey_;
135 modifiers_ = oldModifiers_;
136
137 showCurrentShortcut();
138 QPushButton::focusOutEvent(event);
139 }
140
141 void ShortcutButton::mousePressEvent(QMouseEvent* event){
142 checked_ = isChecked();
143 QPushButton::mousePressEvent(event);
144 }
145
146 void ShortcutButton::mouseReleaseEvent(QMouseEvent* event){
147 QPushButton::mouseReleaseEvent(event);
148 setChecked( checked_ );
149 }
150
ShortcutButton::keyReleaseEvent
void keyReleaseEvent(QKeyEvent *event)
key release
Definition: ShortcutButton.cc:100
ShortcutButton::key
int key()
get current key
Definition: ShortcutButton.cc:74
ShortcutButton::modifiers
Qt::KeyboardModifiers modifiers()
get current modifiers
Definition: ShortcutButton.cc:80
ShortcutButton::setCurrentShortcut
void setCurrentShortcut(int _key, Qt::KeyboardModifiers _modifiers)
set the current shortcut
Definition: ShortcutButton.cc:65
ShortcutButton::showCurrentShortcut
void showCurrentShortcut()
show the current shortcut
Definition: ShortcutButton.cc:107
ShortcutButton::ShortcutButton
ShortcutButton(QWidget *_parent=0)
Constructor.
Definition: ShortcutButton.cc:54
ShortcutButton::keyPressEvent
void keyPressEvent(QKeyEvent *event)
key press
Definition: ShortcutButton.cc:86