57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include <QPluginLoader>
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#include <QDir>
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#include <iostream>
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#include <QDebug>
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#include <QtPlugin>
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#if defined(_MSC_VER) && (_MSC_VER >= 1600)
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# pragma execution_character_set("utf-8")
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#endif
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class MainInterface
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{
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public:
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virtual ~MainInterface(){}
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virtual QString name() = 0;
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virtual QString information() = 0;
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};
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#define MainInterface_iid "com.Interface.MainInterface"
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Q_DECLARE_INTERFACE(MainInterface, MainInterface_iid)
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MainWindow::MainWindow(QWidget *parent)
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: QMainWindow(parent)
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, ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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QDir pluginsDir = QDir(qApp->applicationDirPath());
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if (!pluginsDir.cd("Plugins")) return;
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QStringList filters;
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filters << "*.dll"; //可以多种格式或者单个格式
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pluginsDir.setFilter(QDir::Files | QDir::NoSymLinks); //设置类型过滤器，只为文件格式
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pluginsDir.setNameFilters(filters); //设置文件名称过滤器
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QStringList ap;
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QPluginLoader pluginLoader("d://untitled.dll");
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QObject* plugin = pluginLoader.instance();
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auto treeInterface = qobject_cast<MainInterface*>(plugin);
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if (treeInterface) {
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//加载插件后生成Tree
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qDebug()<<treeInterface->information();
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}
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this->setWindowTitle("ss");
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}
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MainWindow::~MainWindow()
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{
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delete ui;
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}
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