58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
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#include "SetScalesform.h"
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#include "ui_SetScalesForm.h"
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#include "QMessageBox"
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#include <qvalidator.h>
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SetScalesForm::SetScalesForm(QWidget *parent) :
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BaseWgt(parent),
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ui(new Ui::SetScalesForm)
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{
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ui->setupUi(m_pMainWgt);
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resize(500,320);
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setWindowTitle("设置坐标范围");
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connect(ui->Btn_OK, SIGNAL(clicked()), this, SLOT(SetScales()));
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connect(ui->Btn_Cancel, SIGNAL(clicked()), this, SLOT(Cancel()));
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QRegExp rx("^(-?[0-9])|(-?\\d+)(\.\\d+)$");
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QRegExpValidator *validator = new QRegExpValidator(rx, this);
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ui->lineEdit->setValidator(validator);
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ui->lineEdit_2->setValidator(validator);
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ui->lineEdit_3->setValidator(validator);
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ui->lineEdit_4->setValidator(validator);
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}
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SetScalesForm::~SetScalesForm()
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{
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delete ui;
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}
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void SetScalesForm::Cancel()
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{
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this->close();
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}
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void SetScalesForm::SetScales()
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{
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QString Xstart = ui->lineEdit->text();
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QString Xend = ui->lineEdit_2->text();
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QString Ystart = ui->lineEdit_3->text();
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QString Yend = ui->lineEdit_4->text();
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if((Xstart.length() == 0 || Xend.length() == 0) && (Ystart.length() == 0 || Yend.length() == 0))
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{
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MyMsgBox(QMessageBox::Question,"问题","请输入正确的坐标信息");
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return;
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}
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if(Xstart.toFloat() > Xend.toFloat() || Ystart.toFloat() > Yend.toFloat())
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{
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MyMsgBox(QMessageBox::Question,"问题","请输入正确的坐标信息");
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return;
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}
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emit sgSetScales(Xstart+","+Xend+","+Ystart + "," + Yend);
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this->close();
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}
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void SetScalesForm::keyPressEvent(QKeyEvent *event)
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{
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//Enter事件好像这两个都要写，只写event->key() == Qt::Key_Enter，无法实现
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if (event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return)
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{
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SetScales();
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}
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}
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