qt父窗口mainwindow有两个容器vector<string> delete_pathlists; vector<unsigned char> crosstypelists; 在子窗口deletewindow上显示出来,给出C++完整示例
时间: 2024-02-22 14:57:32 浏览: 33
好的,以下是一个简单的示例:
MainWindow.h:
```cpp
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
#include <vector>
#include <string>
namespace Ui {
class MainWindow;
}
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
explicit MainWindow(QWidget *parent = nullptr);
~MainWindow();
private slots:
void on_deleteButton_clicked();
private:
Ui::MainWindow *ui;
std::vector<std::string> delete_pathlists;
std::vector<unsigned char> crosstypelists;
};
#endif // MAINWINDOW_H
```
MainWindow.cpp:
```cpp
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include "deletewindow.h"
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
// 添加一些示例数据
delete_pathlists.push_back("path1");
delete_pathlists.push_back("path2");
delete_pathlists.push_back("path3");
crosstypelists.push_back(1);
crosstypelists.push_back(2);
crosstypelists.push_back(3);
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::on_deleteButton_clicked()
{
// 创建删除窗口并传递数据
DeleteWindow *deleteWindow = new DeleteWindow(this, delete_pathlists, crosstypelists);
deleteWindow->show();
}
```
DeleteWindow.h:
```cpp
#ifndef DELETEWINDOW_H
#define DELETEWINDOW_H
#include <QDialog>
#include <vector>
#include <string>
namespace Ui {
class DeleteWindow;
}
class DeleteWindow : public QDialog
{
Q_OBJECT
public:
explicit DeleteWindow(QWidget *parent = nullptr,
const std::vector<std::string>& delete_pathlists = std::vector<std::string>(),
const std::vector<unsigned char>& crosstypelists = std::vector<unsigned char>());
~DeleteWindow();
private:
Ui::DeleteWindow *ui;
};
#endif // DELETEWINDOW_H
```
DeleteWindow.cpp:
```cpp
#include "deletewindow.h"
#include "ui_deletewindow.h"
DeleteWindow::DeleteWindow(QWidget *parent,
const std::vector<std::string>& delete_pathlists,
const std::vector<unsigned char>& crosstypelists) :
QDialog(parent),
ui(new Ui::DeleteWindow)
{
ui->setupUi(this);
// 在窗口中显示数据
for (const auto& path : delete_pathlists) {
ui->pathList->addItem(QString::fromStdString(path));
}
for (const auto& type : crosstypelists) {
ui->typeList->addItem(QString::number(type));
}
}
DeleteWindow::~DeleteWindow()
{
delete ui;
}
```
在这个示例中,我们在 `MainWindow` 中创建了一个 `vector<string>` 和一个 `vector<unsigned char>`,然后在点击删除按钮时打开了一个 `DeleteWindow` 窗口并将这些数据传递给它,在 `DeleteWindow` 中我们可以将这些数据显示在两个列表中。
相关推荐
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)