gui: add basic gui code.

Util/CMakeLists.txt

@@ -12,6 +12,6 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Core)
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Core)
 
-add_library(Util STATIC Util.h Util.cpp)
-target_link_libraries(Util PRIVATE Qt${QT_VERSION_MAJOR}::Core)
+add_library(Util STATIC Util.h Util.cpp LocalFile.h LocalFile.cpp)
+target_link_libraries(Util PRIVATE Qt${QT_VERSION_MAJOR}::Core Struct)
 target_include_directories(Util PUBLIC ${CMAKE_CURRENT_LIST_DIR})

Util/LocalFile.cpp

@@ -0,0 +1,16 @@
+#include "LocalFile.h"
+
+bool LocalFile::GetHome()
+{
+    return false;
+}
+
+bool LocalFile::GetDirFile(const QString& dir)
+{
+    return false;
+}
+
+bool LocalFile::GetDirFile(const QString& dir, DirFileInfoVec& vec)
+{
+    return false;
+}

Util/LocalFile.h

@@ -0,0 +1,20 @@
+#ifndef LOCALFILE_H
+#define LOCALFILE_H
+
+#include <InfoDirFile.h>
+
+#include "Util.h"
+
+class LocalFile : public DirFileHelper
+{
+public:
+    LocalFile() = default;
+    ~LocalFile() override = default;
+
+public:
+    bool GetHome() override;
+    bool GetDirFile(const QString& dir) override;
+    bool GetDirFile(const QString& dir, DirFileInfoVec& vec);
+};
+
+#endif   // LOCALFILE_H

Util/Util.cpp

@@ -58,3 +58,16 @@ void Util::ConsoleMsgHander(QtMsgType type, const QMessageLogContext& context, c
         break;
     }
 }
+
+QString DirFileHelper::GetErr() const
+{
+    return QString();
+}
+
+void DirFileHelper::registerPathCall(const std::function<void(const QString& path)>& call)
+{
+}
+
+void DirFileHelper::registerFileCall(const std::function<void(const DirFileInfoVec& vec)>& call)
+{
+}

Util/Util.h

@@ -2,6 +2,7 @@
 #define UTIL_H
 
 #include <QObject>
+#include <InfoDirFile.h>
 
 class Util : public QObject
 {
@@ -14,4 +15,25 @@ public:
     static void ConsoleMsgHander(QtMsgType type, const QMessageLogContext& context, const QString& msg);
 };
 
+class DirFileHelper
+{
+public:
+    DirFileHelper() = default;
+    virtual ~DirFileHelper() = default;
+
+public:
+    QString GetErr() const;
+    void registerPathCall(const std::function<void(const QString& path)>& call);
+    void registerFileCall(const std::function<void(const DirFileInfoVec& vec)>& call);
+
+protected:
+    QString err_;
+    std::function<void(const QString& path)> pathCall_;
+    std::function<void(const DirFileInfoVec& info)> fileCall_;
+
+public:
+    virtual bool GetHome() = 0;
+    virtual bool GetDirFile(const QString& dir) = 0;
+};
+
 #endif   // UTIL_H