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增加envtools demo
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@MingYueRuYa
MingYueRuYa committed Nov 11, 2024
1 parent 839775a commit 6b9d018
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76 changes: 76 additions & 0 deletions env_tools/EnvHelper.cpp
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#include "EnvHelper.h"
#include <iostream>
#include <windows.h>
#include <iostream>
#include <string>

EnvHelper::EnvHelper()
{
this->_init_env();
}

EnvHelper::~EnvHelper()
{

}

std::map<wstring, wstring> EnvHelper::get_env() const
{
std::map<wstring, wstring> result = {};
for (const wstring& item : _vec_env) {
if (item.empty()) {
continue;
}
if (item[0] == '=') {
continue;
}
std::vector<wstring> values = _split(item, L'=');
if (values.empty())
{
continue;
}
result[values[0]] = values[1];
}
return result;
}

bool EnvHelper::_init_env()
{
LPWCH envStrings = GetEnvironmentStringsW();
if (envStrings == NULL) {
return false;
}

// 遍历环境变量
LPWCH envVar = envStrings;
while (*envVar) {
// 从环境变量字符串中提取键和值
std::wcout << envVar << std::endl;

// 移动到下一个环境变量
envVar += wcslen(envVar) + 1;
wstring var = envVar;
_vec_env.push_back(var);
}

// 释放环境变量字符串指针
FreeEnvironmentStringsW(envStrings);
return true;
}


std::vector<wstring> EnvHelper::_split(const wstring& str, wchar_t delimiter) const {
std::vector<wstring> tokens;
size_t start = 0;
size_t end = str.find(delimiter);

while (end != wstring::npos) {
tokens.push_back(str.substr(start, end - start));
start = end + 1;
end = str.find(delimiter, start);
}

// 添加最后一个子串
tokens.push_back(str.substr(start));
return tokens;
}
29 changes: 29 additions & 0 deletions env_tools/EnvHelper.h
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#pragma once

#include <map>
#include <string>
#include <vector>

using std::wstring;
using std::vector;

class EnvHelper
{
public:
EnvHelper();
~EnvHelper();

EnvHelper& operator=(const EnvHelper& left) = delete;
EnvHelper(const EnvHelper& left) = delete;
std::map<wstring, wstring> get_env() const;

private:
bool _init_env();
std::vector<std::wstring> _split(const std::wstring& str, wchar_t delimiter) const;

private:
vector<wstring> _vec_env;


};

25 changes: 25 additions & 0 deletions env_tools/EnvTools.cpp
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#include "EnvTools.h"
#include <QTableWidgetItem>

EnvTools::EnvTools(QWidget* parent)
: QWidget(parent)
{
ui.setupUi(this);
this->_init_ui();
}

EnvTools::~EnvTools()
{}

void EnvTools::_init_ui()
{
std::map<wstring, wstring> values = _env_helper.get_env();

int idx = 0;
for (auto& item : values) {
this->ui.tableWidget->insertRow(idx);
this->ui.tableWidget->setItem(idx, 0, new QTableWidgetItem(QString::fromStdWString(item.first)));
this->ui.tableWidget->setItem(idx, 1, new QTableWidgetItem(QString::fromStdWString(item.second)));
idx++;
}
}
21 changes: 21 additions & 0 deletions env_tools/EnvTools.h
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#pragma once

#include <QtWidgets/QWidget>
#include "ui_EnvTools.h"
#include "EnvHelper.h"

class EnvTools : public QWidget
{
Q_OBJECT

public:
EnvTools(QWidget* parent = nullptr);
~EnvTools();

private:
void _init_ui();

private:
Ui::EnvToolsClass ui;
EnvHelper _env_helper;
};
4 changes: 4 additions & 0 deletions env_tools/EnvTools.qrc
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<RCC>
<qresource prefix="EnvTools">
</qresource>
</RCC>
191 changes: 191 additions & 0 deletions env_tools/EnvTools.ui
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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>EnvToolsClass</class>
<widget class="QWidget" name="EnvToolsClass">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>937</width>
<height>622</height>
</rect>
</property>
<property name="windowTitle">
<string>EnvTools</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<property name="spacing">
<number>0</number>
</property>
<property name="leftMargin">
<number>10</number>
</property>
<property name="topMargin">
<number>10</number>
</property>
<property name="rightMargin">
<number>10</number>
</property>
<property name="bottomMargin">
<number>10</number>
</property>
<item>
<widget class="QWidget" name="widget" native="true">
<layout class="QVBoxLayout" name="verticalLayout_5">
<item>
<layout class="QHBoxLayout" name="horizontalLayout_4">
<item>
<layout class="QVBoxLayout" name="verticalLayout_3">
<item>
<widget class="QLabel" name="label_3">
<property name="text">
<string>Other:</string>
</property>
</widget>
</item>
<item>
<widget class="QTableWidget" name="tableWidget">
<attribute name="horizontalHeaderStretchLastSection">
<bool>true</bool>
</attribute>
<attribute name="verticalHeaderStretchLastSection">
<bool>true</bool>
</attribute>
<column>
<property name="text">
<string>Name</string>
</property>
</column>
<column>
<property name="text">
<string>Value</string>
</property>
</column>
</widget>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<spacer name="horizontalSpacer">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="pushButton">
<property name="text">
<string>Add</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="pushButton_3">
<property name="text">
<string>Del</string>
</property>
</widget>
</item>
</layout>
</item>
</layout>
</item>
<item>
<layout class="QVBoxLayout" name="verticalLayout_4">
<item>
<layout class="QVBoxLayout" name="verticalLayout_2">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>PATH evn:</string>
</property>
</widget>
</item>
<item>
<widget class="QListWidget" name="listWidget"/>
</item>
</layout>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_2">
<item>
<spacer name="horizontalSpacer_2">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="pushButton_4">
<property name="text">
<string>Add</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="pushButton_5">
<property name="text">
<string>Del</string>
</property>
</widget>
</item>
</layout>
</item>
</layout>
</item>
</layout>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_3">
<item>
<widget class="QLabel" name="label_2">
<property name="text">
<string>Tips: To apply the environment variable changes, you need to restart Explorer.</string>
</property>
</widget>
</item>
<item>
<spacer name="horizontalSpacer_3">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
<item>
<widget class="QPushButton" name="pushButton_2">
<property name="text">
<string>重启explorer</string>
</property>
</widget>
</item>
</layout>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
<layoutdefault spacing="6" margin="11"/>
<resources>
<include location="EnvTools.qrc"/>
</resources>
<connections/>
</ui>
25 changes: 25 additions & 0 deletions env_tools/evn_tools.sln
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 16
VisualStudioVersion = 16.0.32602.291
MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "evn_tools", "evn_tools.vcxproj", "{9E8A8CE2-EC9C-4041-8C4A-4D17ED31A1DE}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64
Release|x64 = Release|x64
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{9E8A8CE2-EC9C-4041-8C4A-4D17ED31A1DE}.Debug|x64.ActiveCfg = Debug|x64
{9E8A8CE2-EC9C-4041-8C4A-4D17ED31A1DE}.Debug|x64.Build.0 = Debug|x64
{9E8A8CE2-EC9C-4041-8C4A-4D17ED31A1DE}.Release|x64.ActiveCfg = Release|x64
{9E8A8CE2-EC9C-4041-8C4A-4D17ED31A1DE}.Release|x64.Build.0 = Release|x64
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(ExtensibilityGlobals) = postSolution
SolutionGuid = {F1743090-610E-44E3-AD30-99699CD063BB}
EndGlobalSection
EndGlobal
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