头文件
#ifndef SHORTCUTSETTINGDLG_H
#define SHORTCUTSETTINGDLG_H
#include <QWidget>
#include <set>
class QSingleShortcut;
class QShortcutSettingDlg : public QDialog
{
Q_OBJECT
public:
QShortcutSettingDlg(QWidget *parent);
~QShortcutSettingDlg();
//描述,以及对应的快捷键指针.
void init(QStringList& list,vector<QShortcut*> &p);
public slots:
void slotFinish();
void slotCancel();
void slotEnable(int);
void slotKeyWasSet(const QString&hotKey);
public:
bool isenable(){return m_bEnableAll;};
void setEnable(bool b){m_pBoxCheck->setChecked(!b);};
private:
// vector<QString> m_strDescription;
vector<QShortcut*> *m_pShortcut;
vector<QSingleShortcut*> m_vecpItem;//快键键设置控件
QPushButton *m_pBtnOK;//确认按钮
QPushButton *m_pBtnCancel;//取消按钮
QCheckBox *m_pBoxCheck;//单选框
bool m_bEnableAll;//单选框对应的标识
bool m_bModfied;
};
/*------------------------------------------------------
------------------------------------------------------*/
class QSingleShortcut : public QWidget
{
Q_OBJECT
public:
QSingleShortcut(QWidget *parent,QString,QShortcut*);
~QSingleShortcut();
const QString& text(){return m_strkey;};
void reset(){m_pLineEdit->setText(m_strkey);};
signals:
void signalNewShortcut(const QString&);//用于防止重复.
protected:
bool eventFilter(QObject *obj, QEvent *ev);
private:
QString m_strkey;//保存界面上已经设置好的快捷键.
QString m_newkey;//临时的快捷键,当条件具备时,更新保存的
QShortcut *m_pShortcut;
QLabel *m_pLabel;
QLineEdit *m_pLineEdit;
};
#endif // SHORTCUTSETTINGDLG_H
源文件
#include "StdAfx.h"
#include "ShortcutSettingDlg.h"
const int DEFALUTWIDTH=250;//默认宽度
const int DEFALUTHEIGHT=20;//默认高度
const int DEFALUTWSPACE=25; //默认间隔
const int DEFALUTHSPACE=5; //默认间隔
QShortcutSettingDlg::QShortcutSettingDlg(QWidget *parent)
: QDialog(parent),
m_bEnableAll(true),
m_bModfied(false),
m_pShortcut(0)
{
setWindowFlags(Qt::WindowSystemMenuHint|Qt::Window);
setWindowTitle(QString::fromLocal8Bit("控制栏快捷键设置..."));
m_pBoxCheck = new QCheckBox(QString::fromLocal8Bit("禁用热键"),this);
m_pBoxCheck->setTristate(false);
m_pBoxCheck->setCheckState(Qt::Unchecked);
m_pBtnOK = new QPushButton(QString::fromLocal8Bit("确定"),this);
m_pBtnCancel = new QPushButton(QString::fromLocal8Bit("取消"),this);
int origin = 5;
m_pBoxCheck->setGeometry(20,origin,70,20);
m_pBtnOK->setGeometry(100,origin,80,20);
m_pBtnCancel->setGeometry(195,origin,80,20);
resize(300,origin+25);
connect(m_pBtnOK,SIGNAL(clicked()),this,SLOT(slotFinish()));
connect(m_pBtnCancel,SIGNAL(clicked()),this,SLOT(slotCancel()));
connect(m_pBoxCheck,SIGNAL(stateChanged(int)),this,SLOT(slotEnable(int)));
QPalette pal;
pal.setBrush(QPalette::Window,QBrush(QColor(60,60,60)));
setPalette(pal);
setStyleSheet("QCheckBox,QLabel{color:white;};");
}
QShortcutSettingDlg::~QShortcutSettingDlg()
{
}
void QShortcutSettingDlg::slotEnable(int state)
{// connect(m_pBoxCheck,SIGNAL(stateChanged(int)),this,SLOT(slotDisable(int)));
// if ((state ==Qt::Unchecked && m_bEnableAll)
// ||(state ==Qt::Checked && !m_bEnableAll))
// return;
if (state == Qt::Unchecked)
{
m_bEnableAll = true;
for (int i=0;i<m_vecpItem.size();i++)
{
m_vecpItem[i]->setEnabled(m_bEnableAll);
}
}
else if (state == Qt::Checked)
{//禁用所有热键同时设置标志.
//貌似加一个中间层比较方便.暂时这样了
m_bEnableAll = false;
for (int i=0;i<m_vecpItem.size();i++)
{
m_vecpItem[i]->setEnabled(m_bEnableAll);
}
}
}
void QShortcutSettingDlg::init(QStringList& list,vector<QShortcut*> &vec)
{
//数据
ENSURE(list.size() == vec.size());
m_pShortcut = &vec;
for (int i=0; i<vec.size(); i++)
{
m_vecpItem.push_back(new QSingleShortcut(this,list.at(i),vec.at(i)));
connect(m_vecpItem[i],SIGNAL(signalNewShortcut(QString)),
this,SLOT(slotKeyWasSet(QString)));
}
//布局
int origin = DEFALUTHSPACE;
for (int i=0;i<m_vecpItem.size();i++)
{//快捷键
m_vecpItem[i]->setGeometry(DEFALUTWSPACE,origin,DEFALUTWIDTH,DEFALUTHEIGHT);
origin += DEFALUTHEIGHT + DEFALUTHSPACE;
}
//按钮
m_pBoxCheck->setGeometry(20,origin,70,20);
m_pBtnOK->setGeometry(100,origin,80,20);
m_pBtnCancel->setGeometry(195,origin,80,20);
setFixedSize(300,origin+25);
}
void QShortcutSettingDlg::slotFinish()
{
if (m_bEnableAll)
{
QString str;
for (int i=0;i<m_vecpItem.size();i++)
{
str = m_vecpItem[i]->text();
m_pShortcut->at(i)->setKey(QKeySequence(str));
}
}
else
{
QString str;
for (int i=0;i<m_vecpItem.size();i++)
{
// str = m_vecpItem[i]->newText();
m_pShortcut->at(i)->setKey(QKeySequence(str));
}
}
done(true);
}
void QShortcutSettingDlg::slotCancel()
{
if (m_bModfied)
{
int ret = QMessageBox::warning(this,QString::fromLocal8Bit("警告!"),
QString::fromLocal8Bit("是否保存现有的更改?"),
QMessageBox::Save|QMessageBox::Discard|QMessageBox::Cancel,
QMessageBox::Save);
if (ret == QMessageBox::Save)
slotFinish();
if (ret == QMessageBox::Cancel)
return;
}
done(false);
}
void QShortcutSettingDlg::slotKeyWasSet(const QString&hotKey)
{
QString str;
QSingleShortcut* p = (QSingleShortcut*)sender();
for (int i=0;i<m_vecpItem.size();i++)
{
str = m_vecpItem[i]->text();//m_strkey;
if( str.compare(hotKey) == 0 )
{
if (p == m_vecpItem[i])//帮大忙了...
continue;//如果是同一个控件不考虑
p->reset();
QToolTip::showText(mapToGlobal(p->pos())+QPoint(75,0),
QString::fromLocal8Bit("快捷键重叠!"),this);
break;
}
}
}
/*----------------------------------------------------------------------
*
*
----------------------------------------------------------------------*/
QSingleShortcut::QSingleShortcut(QWidget *parent,QString qstr,QShortcut* pshortcut)
:QWidget(parent),
m_pShortcut(pshortcut)
{
m_pLabel = new QLabel(qstr,this);
m_pLineEdit = new QLineEdit(this);
m_strkey = m_pShortcut->key().toString();
m_newkey = m_strkey;
m_pLineEdit->setText(m_strkey);
this->setFixedSize(250,20);
m_pLabel->setGeometry(0,0,100,20);
m_pLineEdit->setGeometry(100,0,150,20);
m_pLineEdit->installEventFilter(this);
}
QSingleShortcut::~QSingleShortcut()
{
}
bool QSingleShortcut::eventFilter(QObject *obj, QEvent *ev)
{
QLineEdit *pEdit = static_cast<QLineEdit*>(obj);
if (ev->type() == QEvent::KeyPress)
{
QKeyEvent *e = static_cast<QKeyEvent*>(ev);
m_newkey.clear();
qDebug()<<hex<<e->key()<<";"<<e->modifiers()<<";"<<e->text();
int mods = e->modifiers();
// if (mods&Qt::MetaModifier)
// {//还是不用Win键了
// m_newkey += "Win+";
// }
if (mods&Qt::ControlModifier)
{
m_newkey += "Ctrl+";
}
if (mods&Qt::AltModifier)
{
m_newkey += "Alt+";
}
if (mods&Qt::ShiftModifier)
{
m_newkey += "Shift+";
}
//第二阶段:主要按键转换//苦力活
if (e->key()==Qt::Key_Shift
||e->key()==Qt::Key_Alt
||e->key()==Qt::Key_Control)
// ||e->key()==Qt::Key_Meta)//还是不用Win键了
{//占位
}
else if (e->key()==Qt::Key_Escape)
{//Esc
m_newkey += "Esc";
}
else if(e->key()==Qt::Key_Home)
{//Home
m_newkey += "Home";
}
else if(e->key()==Qt::Key_End)
{//End
m_newkey += "End";
}
else if(e->key()==Qt::Key_Insert)
{//Ins
m_newkey += "Ins";
}
else if(e->key()==Qt::Key_Delete)
{//Del
m_newkey += "Del";
}
else if(e->key()==Qt::Key_PageUp)
{//PageUp
m_newkey += "PageUp";
}
else if(e->key()==Qt::Key_PageDown)
{//PageDown
m_newkey += "PageDown";
}
else if(e->key()==Qt::Key_Left)
{//Left
m_newkey += "Left";
}
else if(e->key()==Qt::Key_Right)
{//Right
m_newkey += "Right";
}
else if(e->key()==Qt::Key_Up)
{//Up
m_newkey += "Up";
}
else if(e->key()==Qt::Key_Down)
{//down
m_newkey += "Down";
}
else if (e->key()>0x40 && e->key()<0x5b)
{//字符
if(!m_newkey.isEmpty())
{//不能单纯的字符
char c = 'A';
c += e->key()-0x41;
m_newkey +=c;
}
else
{
QToolTip::showText(mapToGlobal(pEdit->pos()),
QString::fromLocal8Bit("不能定义单一字符"),this);
m_newkey = m_strkey;
}
}
else if (e->key()>0x2f && e->key()<0x3a)
{//数字
if(!m_newkey.isEmpty())
{//不能单纯的数字
char c = '0';
c += e->key()-0x30;
m_newkey +=c;
}
else
{
QToolTip::showText(mapToGlobal(pEdit->pos()),
QString::fromLocal8Bit("不能定义单一数字!"),this);
m_newkey = m_strkey;
}
}
else if (e->key()>0x0100002f && e->key()<0x01000053)
{//F1~F35 //X11才有F25-F35
m_newkey += 'F';
m_newkey += QString::number(e->key()-0x0100002f);
}
else if (e->key()==Qt::Key_Backspace)
{//自定义的清除快捷键操作
m_newkey.clear();
m_strkey.clear();
}
else
{//其他按键,两种处理方式
//m_newkey.clear();//清空
m_newkey = m_strkey;//还原
QToolTip::showText(mapToGlobal(pEdit->pos()),
QString::fromLocal8Bit("不支持的热键!"),this);
}
//按键阶段结束,得到一个设置的键值
pEdit->setText(m_newkey);
return true;
}
else if (ev->type() == QEvent::KeyRelease)
{
QKeyEvent *e = static_cast<QKeyEvent*>(ev);
qDebug()<<e->key()<<";"<<e->modifiers()<<";"<<e->text();
if (e->key()==Qt::Key_Shift
||e->key()==Qt::Key_Alt
||e->key()==Qt::Key_Control)
// ||e->key()==Qt::Key_Meta)//还是不用Win键了
{//辅助键释放,不需要处理
pEdit->setText(m_strkey);
return true;
}
if (m_strkey == m_newkey)//一样的快捷键,不需要修改
{
}
// else if (m_newkey.right(1)==QString("+"))
// {//还原处理
// pEdit->setText(m_strkey);
// }
else if (m_newkey.isEmpty())
{
m_strkey.clear();
}
else
{
emit signalNewShortcut(m_newkey);
//最终更新
m_strkey = pEdit->text();
}
return true;
}
//为了让Edit显示.后期可以自己drawText
return QObject::eventFilter(obj,ev);
}