diff -Nuar a/src/convertDlg.cpp b/src/convertDlg.cpp
--- a/src/convertDlg.cpp	2016-02-01 05:55:55.000000000 +0200
+++ b/src/convertDlg.cpp	2018-11-14 11:16:21.000000000 +0300
@@ -25,6 +25,7 @@
 #include <QFileDialog>
 #include <QMimeType>
 #include <QMimeDatabase>
+#include <QStyle>
 //ImageMagick
 #include <Magick++.h>
 
@@ -61,11 +62,11 @@
     QString writeFilter = QString("*%1|%5 (%1)\n*%2|%6 (%2)\n*%3 *%4|%7 (%3 %4)").arg(".png", ".tga", ".jpg", ".jpeg", db.mimeTypeForName("image/png").comment(), db.mimeTypeForName("image/x-tga").comment(), db.mimeTypeForName("image/jpeg").comment());
 
     ui->kurlrequester_image->setMode(KFile::File | KFile::ExistingOnly | KFile::LocalOnly);
-    ui->kurlrequester_image->fileDialog()->setAcceptMode(QFileDialog::AcceptOpen);
-    ui->kurlrequester_image->fileDialog()->setNameFilter(readFilter);
+    ui->kurlrequester_image->setAcceptMode(QFileDialog::AcceptOpen);
+    ui->kurlrequester_image->setFilter(readFilter);
     ui->kurlrequester_converted->setMode(KFile::File | KFile::LocalOnly);
-    ui->kurlrequester_converted->fileDialog()->setAcceptMode(QFileDialog::AcceptSave);
-    ui->kurlrequester_converted->fileDialog()->setNameFilter(writeFilter);
+    ui->kurlrequester_converted->setAcceptMode(QFileDialog::AcceptSave);
+    ui->kurlrequester_converted->setFilter(writeFilter);
 }
 ConvertDialog::~ConvertDialog()
 {
@@ -96,11 +97,11 @@
         }
         Magick::Geometry resolution(ui->spinBox_width->value(), ui->spinBox_height->value());
         resolution.aspect(ui->checkBox_force->isChecked());
-        Magick::Image image(std::string(ui->kurlrequester_image->url().toLocalFile().toUtf8()));
+        Magick::Image image(ui->kurlrequester_image->url().toLocalFile().toStdString());
         image.zoom(resolution);
         image.depth(8);
         image.classType(Magick::DirectClass);
-        image.write(std::string(ui->kurlrequester_converted->url().toLocalFile().toUtf8()));
+        image.write(ui->kurlrequester_converted->url().toLocalFile().toStdString());
         if (ui->checkBox_wallpaper->isChecked()) {
             emit splashImageCreated(ui->kurlrequester_converted->url().toLocalFile());
         }
diff -Nuar a/src/userDlg.cpp b/src/userDlg.cpp
--- a/src/userDlg.cpp	2016-02-01 05:55:55.000000000 +0200
+++ b/src/userDlg.cpp	2018-11-14 11:14:53.000000000 +0300
@@ -22,6 +22,8 @@
 #include <KMessageBox>
 //Qt
 #include <QPushButton>
+#include <QStyle>
+#include <QRegExpValidator>
 //Ui
 #include "ui_userDlg.h"
 
@@ -100,4 +102,4 @@
         return true;
     else
         return false;
-}
\ Dosya sonunda yenisatır yok.
+}