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28 lines
No EOL
710 B
C++
28 lines
No EOL
710 B
C++
#ifndef COMBOBOX_H
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#define COMBOBOX_H
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#include <QComboBox>
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class ComboBox : public QComboBox
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{
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Q_OBJECT
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private:
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QString oldText;
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public:
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ComboBox(QWidget *parent=0) : QComboBox(parent), oldText()
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{
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connect(this,SIGNAL(editTextChanged(const QString&)), this,
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SLOT(textChangedSlot(const QString&)));
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connect(this,SIGNAL(currentIndexChanged(const QString&)), this,
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SLOT(textChangedSlot(const QString&)));
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}
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private slots:
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void textChangedSlot(const QString &newText)
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{
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emit textChanged(oldText, newText);
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oldText = newText;
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}
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signals:
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void textChanged(const QString &oldText, const QString &newText);
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};
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#endif |