diff --git a/src/ui/FortFirewallUI.pro b/src/ui/FortFirewallUI.pro
index 16031a69..46620ce4 100644
--- a/src/ui/FortFirewallUI.pro
+++ b/src/ui/FortFirewallUI.pro
@@ -41,6 +41,7 @@ SOURCES += \
     form/controls/tableview.cpp \
     form/controls/textarea2splitter.cpp \
     form/controls/textarea2splitterhandle.cpp \
+    form/dialog/dialogutil.cpp \
     form/dialog/passworddialog.cpp \
     form/graph/axistickerspeed.cpp \
     form/graph/graphplot.cpp \
@@ -192,6 +193,7 @@ HEADERS += \
     form/controls/tableview.h \
     form/controls/textarea2splitter.h \
     form/controls/textarea2splitterhandle.h \
+    form/dialog/dialogutil.h \
     form/dialog/passworddialog.h \
     form/graph/axistickerspeed.h \
     form/graph/graphplot.h \
diff --git a/src/ui/form/controls/controlutil.cpp b/src/ui/form/controls/controlutil.cpp
index e3524a38..f3082b8b 100644
--- a/src/ui/form/controls/controlutil.cpp
+++ b/src/ui/form/controls/controlutil.cpp
@@ -2,9 +2,7 @@
 
 #include <QBoxLayout>
 #include <QCheckBox>
-#include <QColorDialog>
 #include <QComboBox>
-#include <QFileDialog>
 #include <QLabel>
 #include <QLineEdit>
 #include <QMenu>
@@ -206,26 +204,3 @@ QFont ControlUtil::fontDemiBold()
     font.setWeight(QFont::DemiBold);
     return font;
 }
-
-QString ControlUtil::getOpenFileName(const QString &title, const QString &filter)
-{
-    return QFileDialog::getOpenFileName(
-            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
-}
-
-QStringList ControlUtil::getOpenFileNames(const QString &title, const QString &filter)
-{
-    return QFileDialog::getOpenFileNames(
-            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
-}
-
-QString ControlUtil::getSaveFileName(const QString &title, const QString &filter)
-{
-    return QFileDialog::getSaveFileName(
-            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
-}
-
-QColor ControlUtil::getColor(const QColor &initial, const QString &title)
-{
-    return QColorDialog::getColor(initial, nullptr, title);
-}
diff --git a/src/ui/form/controls/controlutil.h b/src/ui/form/controls/controlutil.h
index e07685a9..e9220948 100644
--- a/src/ui/form/controls/controlutil.h
+++ b/src/ui/form/controls/controlutil.h
@@ -1,7 +1,6 @@
 #ifndef CONTROLUTIL_H
 #define CONTROLUTIL_H
 
-#include <QColor>
 #include <QObject>
 
 #include <functional>
@@ -50,15 +49,6 @@ public:
     static QWidget *wrapToScrollArea(QWidget *content, bool isBgTransparent = true);
 
     static QFont fontDemiBold();
-
-    static QString getOpenFileName(
-            const QString &title = QString(), const QString &filter = QString());
-    static QStringList getOpenFileNames(
-            const QString &title = QString(), const QString &filter = QString());
-    static QString getSaveFileName(
-            const QString &title = QString(), const QString &filter = QString());
-
-    static QColor getColor(const QColor &initial = Qt::white, const QString &title = QString());
 };
 
 #endif // CONTROLUTIL_H
diff --git a/src/ui/form/controls/labelcolor.cpp b/src/ui/form/controls/labelcolor.cpp
index 3b9788f0..80c56785 100644
--- a/src/ui/form/controls/labelcolor.cpp
+++ b/src/ui/form/controls/labelcolor.cpp
@@ -4,6 +4,7 @@
 #include <QLabel>
 #include <QPushButton>
 
+#include "../dialog/dialogutil.h"
 #include "controlutil.h"
 
 LabelColor::LabelColor(QWidget *parent) : QWidget(parent)
@@ -22,7 +23,7 @@ void LabelColor::setColor(const QColor &v)
 void LabelColor::selectColor()
 {
     const auto title = tr("Select color for %1").arg(label()->text());
-    const auto selectedColor = ControlUtil::getColor(color(), title);
+    const auto selectedColor = DialogUtil::getColor(color(), title);
     if (selectedColor.isValid()) {
         setColor(selectedColor);
     }
diff --git a/src/ui/form/dialog/dialogutil.cpp b/src/ui/form/dialog/dialogutil.cpp
new file mode 100644
index 00000000..cf207e12
--- /dev/null
+++ b/src/ui/form/dialog/dialogutil.cpp
@@ -0,0 +1,27 @@
+#include "dialogutil.h"
+
+#include <QColorDialog>
+#include <QFileDialog>
+
+QString DialogUtil::getOpenFileName(const QString &title, const QString &filter)
+{
+    return QFileDialog::getOpenFileName(
+            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
+}
+
+QStringList DialogUtil::getOpenFileNames(const QString &title, const QString &filter)
+{
+    return QFileDialog::getOpenFileNames(
+            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
+}
+
+QString DialogUtil::getSaveFileName(const QString &title, const QString &filter)
+{
+    return QFileDialog::getSaveFileName(
+            nullptr, title, QString(), filter, nullptr, QFileDialog::ReadOnly);
+}
+
+QColor DialogUtil::getColor(const QColor &initial, const QString &title)
+{
+    return QColorDialog::getColor(initial, nullptr, title);
+}
diff --git a/src/ui/form/dialog/dialogutil.h b/src/ui/form/dialog/dialogutil.h
new file mode 100644
index 00000000..e0358464
--- /dev/null
+++ b/src/ui/form/dialog/dialogutil.h
@@ -0,0 +1,20 @@
+#ifndef DIALOGUTIL_H
+#define DIALOGUTIL_H
+
+#include <QColor>
+#include <QObject>
+
+class DialogUtil
+{
+public:
+    static QString getOpenFileName(
+            const QString &title = QString(), const QString &filter = QString());
+    static QStringList getOpenFileNames(
+            const QString &title = QString(), const QString &filter = QString());
+    static QString getSaveFileName(
+            const QString &title = QString(), const QString &filter = QString());
+
+    static QColor getColor(const QColor &initial = Qt::white, const QString &title = QString());
+};
+
+#endif // DIALOGUTIL_H
diff --git a/src/ui/form/opt/pages/applicationspage.cpp b/src/ui/form/opt/pages/applicationspage.cpp
index 8191fe67..6de577ae 100644
--- a/src/ui/form/opt/pages/applicationspage.cpp
+++ b/src/ui/form/opt/pages/applicationspage.cpp
@@ -25,6 +25,7 @@
 #include "../../controls/tabbar.h"
 #include "../../controls/textarea2splitter.h"
 #include "../../controls/textarea2splitterhandle.h"
+#include "../../dialog/dialogutil.h"
 #include "../optionscontroller.h"
 #include "apps/appscolumn.h"
 
@@ -532,7 +533,7 @@ void ApplicationsPage::setupSplitter()
 void ApplicationsPage::setupSplitterButtons()
 {
     m_btSelectFile = ControlUtil::createSplitterButton(":/icons/folder-open.png", [&] {
-        const auto filePaths = ControlUtil::getOpenFileNames(
+        const auto filePaths = DialogUtil::getOpenFileNames(
                 m_btSelectFile->text(), tr("Programs (*.exe);;All files (*.*)"));
 
         if (!filePaths.isEmpty()) {
diff --git a/src/ui/form/prog/programeditdialog.cpp b/src/ui/form/prog/programeditdialog.cpp
index 4c9dfa90..31466968 100644
--- a/src/ui/form/prog/programeditdialog.cpp
+++ b/src/ui/form/prog/programeditdialog.cpp
@@ -19,6 +19,7 @@
 #include "../../util/ioc/ioccontainer.h"
 #include "../controls/checkspincombo.h"
 #include "../controls/controlutil.h"
+#include "../dialog/dialogutil.h"
 #include "programscontroller.h"
 
 namespace {
@@ -236,7 +237,7 @@ QLayout *ProgramEditDialog::setupAppPathLayout()
     m_editPath->setMaxLength(1024);
 
     m_btSelectFile = ControlUtil::createFlatButton(":/icons/folder-open.png", [&] {
-        const auto filePath = ControlUtil::getOpenFileName(
+        const auto filePath = DialogUtil::getOpenFileName(
                 m_labelEditPath->text(), tr("Programs (*.exe);;All files (*.*)"));
 
         if (!filePath.isEmpty()) {
diff --git a/src/ui/form/zone/zoneswindow.cpp b/src/ui/form/zone/zoneswindow.cpp
index f1a512d7..95d45385 100644
--- a/src/ui/form/zone/zoneswindow.cpp
+++ b/src/ui/form/zone/zoneswindow.cpp
@@ -26,6 +26,7 @@
 #include "../../util/window/widgetwindowstatewatcher.h"
 #include "../controls/controlutil.h"
 #include "../controls/tableview.h"
+#include "../dialog/dialogutil.h"
 #include "zonescontroller.h"
 
 namespace {
@@ -297,7 +298,7 @@ QLayout *ZonesWindow::setupHeader()
 
     // Save As Text
     m_btSaveAsText = ControlUtil::createButton(":/icons/floppy.png", [&] {
-        const auto filePath = ControlUtil::getSaveFileName(
+        const auto filePath = DialogUtil::getSaveFileName(
                 m_btSaveAsText->text(), tr("Text files (*.txt);;All files (*.*)"));
 
         if (!filePath.isEmpty()) {