feat: 监听剪贴板

CMakeLists.txt

@@ -1,6 +1,7 @@
 cmake_minimum_required(VERSION 3.16)
 
 project(cbh VERSION 0.1 LANGUAGES CXX)
+include(FetchContent) # FetchContent 支持
 
 set(CMAKE_AUTOUIC ON)
 set(CMAKE_AUTOMOC ON)
@@ -9,6 +10,13 @@ set(CMAKE_AUTORCC ON)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
+# sqlite_orm库
+FetchContent_Declare(sqliteOrm
+  GIT_REPOSITORY https://github.com/fnc12/sqlite_orm
+  GIT_TAG        v1.9.1
+)
+FetchContent_MakeAvailable(sqliteOrm)
+
 # 在这里配置QT路径
 SET(QT_SDK_DIR E:/Programs/Qt/6.9.2/mingw_64 CACHE PATH "QT SDK DIR" FORCE)
 message("在CMAKE中配置 QT_SDK_DIR 选项指定QT路径; 当前路径: ${QT_SDK_DIR}")
@@ -34,6 +42,7 @@ target_link_libraries(cbh PRIVATE
     Qt6::Core
     Qt6::Gui
     ElaWidgetTools
+    sqlite_orm::sqlite_orm
 )
 
 # Qt for iOS sets MACOSX_BUNDLE_GUI_IDENTIFIER automatically since Qt 6.1.

src/clipboard.cpp

@@ -0,0 +1,54 @@
+#include "clipboard.h"
+#include "sqlite_orm/sqlite_orm.h"
+
+// using sqlite_orm::datetime;
+// using sqlite_orm::default_value;
+using sqlite_orm::make_column;
+using sqlite_orm::make_storage;
+using sqlite_orm::make_table;
+using sqlite_orm::primary_key;
+
+// 1. 直接定义静态变量
+// static decltype(auto) storage = make_storage("./cbh.db", make_table("CBRows", make_column("id", &CBRow::id, primary_key().autoincrement()),
+//                                                                     make_column("content", &CBRow::content), make_column("time", &CBRow::time)));
+
+// 2. 先创建类型，再定义智能指针
+using StorageT = decltype(make_storage("./cbh.db", make_table("CBRows", make_column("id", &CBRow::id, primary_key().autoincrement()),
+                                                              make_column("content", &CBRow::content), make_column("time", &CBRow::time))));
+std::unique_ptr<StorageT> storage;
+
+ClipboardMonitor::ClipboardMonitor(QObject *parent) : QObject(parent) {
+    // 生成数据库连接
+    storage =
+        std::make_unique<StorageT>(make_storage("./cbh.db", make_table("CBRows", make_column("id", &CBRow::id, primary_key().autoincrement()),
+                                                                       make_column("content", &CBRow::content), make_column("time", &CBRow::time))));
+    storage->sync_schema();
+    // 获取系统剪贴板
+    QClipboard *clipboard = QApplication::clipboard();
+    // 连接 dataChanged 信号到自定义的 onClipboardChanged 槽函数
+    connect(clipboard, &QClipboard::dataChanged, this, &ClipboardMonitor::onClipboardChanged);
+}
+
+ClipboardMonitor::~ClipboardMonitor() {}
+
+void ClipboardMonitor::onClipboardChanged() {
+    // 获取剪贴板对象
+    QClipboard *clipboard = QApplication::clipboard();
+
+    // 检查是否有文本内容
+    if (clipboard->mimeData()->hasText()) {
+        QString text = clipboard->text();
+        qDebug() << "Clipboard text changed:" << text;
+        storage->insert(CBRow{
+            -1,
+            text.toStdString(),
+            storage->select(datetime("now")).front(),
+        });
+    }
+
+    // 你也可以检查其他格式，如图像
+    // if (clipboard->mimeData()->hasImage()) {
+    //     QPixmap pixmap = clipboard->pixmap();
+    //     // 处理图像...
+    // }
+}

src/clipboard.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include "sqlite_orm/sqlite_orm.h"
+#include <QApplication>
+#include <QClipboard>
+#include <QDebug>
+#include <QMimeData>
+
+using sqlite_orm::datetime;
+// using sqlite_orm::default_value;
+using sqlite_orm::make_column;
+using sqlite_orm::make_storage;
+using sqlite_orm::make_table;
+using sqlite_orm::primary_key;
+
+struct CBRow {
+    int         id;
+    std::string content;
+    std::string time;
+};
+
+class ClipboardMonitor : public QObject {
+    Q_OBJECT
+public:
+    ClipboardMonitor(QObject *parent = nullptr);
+    ~ClipboardMonitor();
+
+private slots:
+    void onClipboardChanged();
+};

src/main.cpp

@@ -2,12 +2,14 @@
 #include <QScreen>
 #include <QApplication>
 #include "window.h"
+#include "clipboard.h"
 #ifdef Q_OS_WIN
     #include <Windows.h>
 #endif
 
 int main(int argc, char *argv[]) {
     QApplication a(argc, argv);
+    ClipboardMonitor cbm(&a);
     eApp->init();
     MainWindow w;
     w.show();