rename header files from *.h to *.hpp

src/widgets/settingsdialog.hpp

@@ -0,0 +1,55 @@
+#pragma once
+
+#include "settingsmanager.hpp"
+#include "settingssnapshot.hpp"
+#include "widgets/settingsdialogtab.hpp"
+
+#include <QButtonGroup>
+#include <QCheckBox>
+#include <QDialogButtonBox>
+#include <QHBoxLayout>
+#include <QListView>
+#include <QMainWindow>
+#include <QPushButton>
+#include <QStackedLayout>
+#include <QVBoxLayout>
+#include <QWidget>
+
+namespace chatterino {
+namespace widgets {
+
+class SettingsDialog : public QWidget
+{
+public:
+    SettingsDialog();
+
+    void select(SettingsDialogTab *tab);
+
+    static void showDialog();
+
+private:
+    SettingsSnapshot _snapshot;
+
+    QVBoxLayout _tabs;
+    QVBoxLayout _vbox;
+    QHBoxLayout _hbox;
+    QStackedLayout _pageStack;
+    QDialogButtonBox _buttonBox;
+    QPushButton _okButton;
+    QPushButton _cancelButton;
+
+    void addTab(QLayout *layout, QString title, QString imageRes);
+
+    void addTabs();
+
+    SettingsDialogTab *_selectedTab = NULL;
+
+    /// Widget creation helpers
+    QCheckBox *createCheckbox(const QString &title, Setting<bool> &setting);
+
+    void okButtonClicked();
+    void cancelButtonClicked();
+};
+
+}  // namespace widgets
+}  // namespace chatterino