Use trapReturnKey

CMakeLists.txt

@@ -17,6 +17,7 @@ find_package(KF5 REQUIRED COMPONENTS
     IconThemes 
     WidgetsAddons
     ItemViews
+    Completion
     KIO)
     
 include(FeatureSummary)

autotests/CMakeLists.txt

@@ -23,6 +23,7 @@ macro(add_unittest _source _additionalsource)
     KF5::ConfigCore
     KF5::WidgetsAddons
     KF5::ItemViews
+    KF5::Completion
   )
 endmacro ()
 

autotests/configurecustomsettingwidgettest.cpp

@@ -22,7 +22,7 @@
 #include "../src/configurecustomsettingwidget.h"
 #include <QComboBox>
 #include <QLabel>
-#include <QLineEdit>
+#include <KLineEdit>
 #include <QSignalSpy>
 #include <qcheckbox.h>
 #include <qtest.h>
@@ -44,8 +44,9 @@ void ConfigureCustomSettingWidgetTest::shouldHaveDefaultValue()
     QLabel *lab = w.findChild<QLabel *>(QStringLiteral("category_label"));
     QVERIFY(lab);
 
-    QLineEdit *categoryLineEdit = w.findChild<QLineEdit *>(QStringLiteral("category_lineedit"));
+    KLineEdit *categoryLineEdit = w.findChild<KLineEdit *>(QStringLiteral("category_lineedit"));
     QVERIFY(categoryLineEdit);
+    QVERIFY(categoryLineEdit->trapReturnKey());
 
     QCheckBox *enableCategory = w.findChild<QCheckBox *>(QStringLiteral("enable_category"));
     QVERIFY(enableCategory);
@@ -79,7 +80,7 @@ void ConfigureCustomSettingWidgetTest::shouldRestoreRules()
 void ConfigureCustomSettingWidgetTest::shouldEmitSignalWhenWeChangeLogName()
 {
     ConfigureCustomSettingWidget w;
-    QLineEdit *categoryLineEdit = w.findChild<QLineEdit *>(QStringLiteral("category_lineedit"));
+    KLineEdit *categoryLineEdit = w.findChild<KLineEdit *>(QStringLiteral("category_lineedit"));
     QVERIFY(categoryLineEdit);
     QSignalSpy spy(&w, SIGNAL(enableButton(bool)));
     categoryLineEdit->setText(QStringLiteral("bla"));

src/CMakeLists.txt

@@ -11,7 +11,7 @@ set(kdebugsettings_SRCS
    
 add_executable(kdebugsettings ${kdebugsettings_SRCS})
 
-target_link_libraries(kdebugsettings Qt5::Widgets KF5::I18n KF5::DBusAddons KF5::CoreAddons KF5::ConfigCore KF5::WidgetsAddons KF5::ItemViews)
+target_link_libraries(kdebugsettings Qt5::Widgets KF5::I18n KF5::DBusAddons KF5::CoreAddons KF5::ConfigCore KF5::WidgetsAddons KF5::ItemViews KF5::Completion)
 
 install(TARGETS kdebugsettings  ${KDE_INSTALL_TARGETS_DEFAULT_ARGS} )
 

src/configurecustomsettingwidget.cpp

@@ -23,7 +23,7 @@
 #include "kdebugsettingsutil.h"
 #include <KLocalizedString>
 #include <QLabel>
-#include <QLineEdit>
+#include <KLineEdit>
 #include <QVBoxLayout>
 #include <QHBoxLayout>
 #include <QCheckBox>
@@ -37,9 +37,10 @@ ConfigureCustomSettingWidget::ConfigureCustomSettingWidget(QWidget *parent)
 
     QLabel *lab = new QLabel(i18n("Category:"));
     lab->setObjectName(QStringLiteral("category_label"));
-    mCategoryLineEdit = new QLineEdit;
+    mCategoryLineEdit = new KLineEdit;
+    mCategoryLineEdit->setTrapReturnKey(true);
     mCategoryLineEdit->setObjectName(QStringLiteral("category_lineedit"));
-    connect(mCategoryLineEdit, &QLineEdit::textChanged, this, &ConfigureCustomSettingWidget::slotTextChanged);
+    connect(mCategoryLineEdit, &KLineEdit::textChanged, this, &ConfigureCustomSettingWidget::slotTextChanged);
     QHBoxLayout *categoryLayout = new QHBoxLayout;
     vbox->addLayout(categoryLayout);
     categoryLayout->addWidget(lab);

src/configurecustomsettingwidget.h

@@ -22,7 +22,7 @@
 #define CONFIGURECUSTOMSETTINGWIDGET_H
 
 #include <QWidget>
-class QLineEdit;
+class KLineEdit;
 class QCheckBox;
 class QComboBox;
 class ConfigureCustomSettingWidget : public QWidget
@@ -42,7 +42,7 @@ private Q_SLOTS:
     void slotTextChanged(const QString &);
 
 private:
-    QLineEdit *mCategoryLineEdit;
+    KLineEdit *mCategoryLineEdit;
     QCheckBox *mEnableCategory;
     QComboBox *mCategoryType;
 };