diff options
Diffstat (limited to 'qmidiplayer-desktop/qmpsettingswindow.hpp')
| -rw-r--r-- | qmidiplayer-desktop/qmpsettingswindow.hpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/qmidiplayer-desktop/qmpsettingswindow.hpp b/qmidiplayer-desktop/qmpsettingswindow.hpp index efa69d5..3820279 100644 --- a/qmidiplayer-desktop/qmpsettingswindow.hpp +++ b/qmidiplayer-desktop/qmpsettingswindow.hpp @@ -7,6 +7,7 @@ #include <QSettings> #include <QListWidget> #include <QComboBox> +#include <QSpinBox> #include <QFormLayout> #include "qmpplugin.hpp" @@ -21,6 +22,41 @@ struct qmpCustomOption QVariant defaultval,minv,maxv; }; +class QHexSpinBox:public QSpinBox +{ + public: + QHexSpinBox(QWidget *parent=0):QSpinBox(parent) + { + setPrefix("0x"); + setDisplayIntegerBase(16); + setRange(-0x80000000,0x7FFFFFFF); + } + protected: + QString textFromValue(int value)const + { + return QString::number(u(value),16).toUpper(); + } + int valueFromText(const QString &text)const + { + return i(text.toUInt(0,16)); + } + QValidator::State validate(QString &input,int &pos)const + { + QString t=input; + if(t.startsWith("0x"))t.remove(0,2); + pos-=t.size()-t.trimmed().size();t=t.trimmed(); + if(t.isEmpty())return QValidator::Intermediate; + input=QString("0x")+t.toUpper(); + bool okay;t.toUInt(&okay,16); + if(!okay)return QValidator::Invalid; + return QValidator::Acceptable; + } + inline unsigned int u(int i)const + {return *reinterpret_cast<unsigned int*>(&i);} + inline int i(unsigned int u)const + {return *reinterpret_cast<int*>(&u);} +}; + class qmpSettingsWindow:public QDialog { Q_OBJECT |