fix: fix build error in v23

Log:

src/grand-search-daemon/main.cpp

@@ -10,6 +10,7 @@
 #include <DApplication>
 
 #include <QDebug>
+#include <QDir>
 
 #include <unistd.h>
 #include <signal.h>

src/grand-search/gui/exhibition/matchresult/listview/grandsearchlistdelegate.cpp

@@ -28,6 +28,7 @@
 #define TailMaxWidth              150      // 拖尾信息最大显示宽度
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 using namespace GrandSearch;
 
 GrandSearchListDelegate::GrandSearchListDelegate(QAbstractItemView *parent)

src/grand-search/gui/exhibition/matchresult/listview/grandsearchlistview.cpp

@@ -20,6 +20,7 @@
 
 using namespace GrandSearch;
 DCORE_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 DWIDGET_USE_NAMESPACE
 
 #define ICON_SIZE 24

src/grand-search/gui/exhibition/preview/generalpreviewplugin.cpp

@@ -25,6 +25,7 @@
 using namespace GrandSearch;
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 
 NameLabel::NameLabel(const QString &text, QWidget *parent, Qt::WindowFlags f):
     QLabel(text, parent, f)

src/grand-search/gui/searchconfig/bestmatchwidget.cpp

@@ -14,6 +14,7 @@
 #include <DGuiApplicationHelper>
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 using namespace GrandSearch;
 
 BestMatchWidget::BestMatchWidget(QWidget *parent)

src/grand-search/gui/searchconfig/blacklistview/blacklistview.cpp

@@ -26,6 +26,7 @@ DCORE_USE_NAMESPACE
 #define InitCount       7   // 初始显示数量
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 using namespace GrandSearch;
 
 BlackListView::BlackListView(QWidget *parent)

src/grand-search/gui/searchconfig/switchwidget/switchwidget.cpp

@@ -12,6 +12,7 @@
 #define ICONLABELSIZE   36
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 using namespace GrandSearch;
 
 SwitchWidget::SwitchWidget(const QString &title, QWidget *parent)

src/libgrand-search-daemon/main.cpp

@@ -13,6 +13,7 @@
 #include <QDBusConnection>
 #include <QDBusError>
 #include <QDebug>
+#include <QThread>
 
 GRANDSEARCH_USE_NAMESPACE
 DCORE_USE_NAMESPACE

src/preview-plugin/audio-preview/audioview.cpp

@@ -19,6 +19,7 @@
 #define MARGIN_SIZE             15
 
 DWIDGET_USE_NAMESPACE
+DGUI_USE_NAMESPACE
 GRANDSEARCH_USE_NAMESPACE
 using namespace GrandSearch::audio_preview;