/
modifyitemnum.cpp
62 lines (52 loc) · 1.39 KB
/
modifyitemnum.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
#include "modifyitemnum.h"
#include "ui_modifyitemnum.h"
#include <QMessageBox>
Modifyitemnum::Modifyitemnum(QWidget *parent) :
QDialog(parent),
ui(new Ui::Modifyitemnum)
{
ui->setupUi(this);
}
Modifyitemnum::~Modifyitemnum()
{
delete ui;
}
void Modifyitemnum::on_Confirm_clicked()
{
if(ui->ID->text().isEmpty()||ui->Num->text().isEmpty())
{
QMessageBox::information(this,QString("错误"),QString("信息不全!"));
return;
}
std::string str1=ui->ID->text().toStdString();
std::string str2=ui->Num->text().toStdString();
char id[20];
int num;
strcpy(id,str1.c_str());
num=atoi(str2.c_str());
if(num<0)
{
QMessageBox::information(this,QString("错误"),QString("商品数目不能为负!"));
ui->Num->clear();
return;
}
if(a.deleteItem(Itemhead,id)==true)
{
QMessageBox::information(this,QString("提示"),QString("修改商品数量成功!"));
ui->ID->clear();
ui->Num->clear();
close();
}
else if(a.deleteItem(Itemhead,id)==false)
{
QMessageBox::information(this,QString("错误"),QString("修改商品数量失败!"));
ui->ID->clear();
ui->Num->clear();
return;
}
}
void Modifyitemnum::on_Cancel_clicked()
{
ui->ID->clear();
close();
}