modernize: Replace most remaining old-style connects by PMF ones

[quassel.git] / src / uisupport / settingspage.h

diff --git a/src/uisupport/settingspage.h b/src/uisupport/settingspage.h
index 1f2ffa1..994a3e4 100644 (file)
--- a/src/uisupport/settingspage.h
+++ b/src/uisupport/settingspage.h
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-2012 by the Quassel Project                        *
+ *   Copyright (C) 2005-2018 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -18,14 +18,16 @@
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
-#ifndef _SETTINGSPAGE_H_
-#define _SETTINGSPAGE_H_
+#pragma once
+
+#include "uisupport-export.h"
 
 #include <QWidget>
 
 class QCheckBox;
 class QComboBox;
 class QSpinBox;
+class FontSelector;
 
 //! A SettingsPage is a page in the settings dialog.
 /** The SettingsDlg provides suitable standard buttons, such as Ok, Apply, Cancel, Restore Defaults and Reset.
@@ -54,13 +56,12 @@ class QSpinBox;
  *    - QComboBox (currentIndex())
  *    - QSpinBox (value())
  */
-class SettingsPage : public QWidget
+class UISUPPORT_EXPORT SettingsPage : public QWidget
 {
     Q_OBJECT
 
 public:
-    SettingsPage(const QString &category, const QString &name, QWidget *parent = 0);
-    virtual ~SettingsPage() {};
+    SettingsPage(QString category, QString name, QWidget *parent = nullptr);
 
     //! The category of this settings page.
     inline virtual QString category() const { return _category; }
@@ -74,6 +75,13 @@ public:
      */
     inline virtual bool needsCoreConnection() const { return false; }
 
+    /**
+     * Whether the settingspage should be selectable or not, in a given situation
+     * Used for pages that should only be visible if certain features are available (or not).
+     * @return
+     */
+    inline virtual bool isSelectable() const { return true; }
+
     //! The key this settings page stores its values under
     /** This needs to be overriden to enable automatic loading/saving/hasChanged checking of widgets.
      *  The child widgets' values will be stored in client settings under this key. Every widget that
@@ -108,6 +116,8 @@ public:
     static bool hasChanged(QComboBox *box);
     static void load(QSpinBox *box, int value);
     static bool hasChanged(QSpinBox *box);
+    static void load(FontSelector *box, QFont value);
+    static bool hasChanged(FontSelector *box);
 
 public slots:
     //! Save settings to permanent storage.
@@ -129,9 +139,6 @@ public slots:
     virtual void defaults();
 
 protected slots:
-    //! Calling this slot is equivalent to calling setChangedState(true).
-    inline void changed() { setChangedState(true); }
-
     //! This should be called whenever the widget state changes from unchanged to change or the other way round.
     void setChangedState(bool hasChanged = true);
 
@@ -157,6 +164,3 @@ private:
     bool _changed, _autoWidgetsChanged;
     QObjectList _autoWidgets;
 };
-
-
-#endif