move isFullScreenable to AbstractClient

REVIEW: 123871

abstract_client.h

@@ -44,6 +44,17 @@ class DecorationPalette;
 class AbstractClient : public Toplevel
 {
     Q_OBJECT
+    /**
+     * Whether this Client is fullScreen. A Client might either be fullScreen due to the _NET_WM property
+     * or through a legacy support hack. The fullScreen state can only be changed if the Client does not
+     * use the legacy hack. To be sure whether the state changed, connect to the notify signal.
+     **/
+    Q_PROPERTY(bool fullScreen READ isFullScreen WRITE setFullScreen NOTIFY fullScreenChanged)
+    /**
+     * Whether the Client can be set to fullScreen. The property is evaluated each time it is invoked.
+     * Because of that there is no notify signal.
+     **/
+    Q_PROPERTY(bool fullScreenable READ isFullScreenable)
     /**
      * Whether this Client is the currently visible Client in its Client Group (Window Tabs).
      * For change connect to the visibleChanged signal on the Client's Group.
@@ -176,6 +187,7 @@ public:
     virtual bool isCloseable() const = 0;
     // TODO: remove boolean trap
     virtual bool isShown(bool shaded_is_shown) const = 0;
+    virtual bool isFullScreenable() const = 0;
     virtual bool isFullScreen() const = 0;
     // TODO: remove boolean trap
     virtual AbstractClient *findModal(bool allow_itself = false) = 0;
@@ -300,6 +312,7 @@ public Q_SLOTS:
     virtual void closeWindow() = 0;
 
 Q_SIGNALS:
+    void fullScreenChanged();
     void skipSwitcherChanged();
     void iconChanged();
     void activeChanged();

client.h

@@ -75,17 +75,6 @@ class Client
     : public AbstractClient
 {
     Q_OBJECT
-    /**
-     * Whether this Client is fullScreen. A Client might either be fullScreen due to the _NET_WM property
-     * or through a legacy support hack. The fullScreen state can only be changed if the Client does not
-     * use the legacy hack. To be sure whether the state changed, connect to the notify signal.
-     **/
-    Q_PROPERTY(bool fullScreen READ isFullScreen WRITE setFullScreen NOTIFY fullScreenChanged)
-    /**
-     * Whether the Client can be set to fullScreen. The property is evaluated each time it is invoked.
-     * Because of that there is no notify signal.
-     **/
-    Q_PROPERTY(bool fullScreenable READ isFullScreenable)
     /**
      * The geometry of this Client. Be aware that depending on resize mode the geometryChanged signal
      * might be emitted at each resize step or only at the end of the resize operation.
@@ -295,7 +284,8 @@ public:
 
     void setFullScreen(bool set, bool user = true) override;
     bool isFullScreen() const override;
-    bool isFullScreenable(bool fullscreen_hack = false) const;
+    bool isFullScreenable() const override;
+    bool isFullScreenable(bool fullscreen_hack) const;
     bool isActiveFullScreen() const;
     bool userCanSetFullScreen() const override;
     QRect geometryFSRestore() const {
@@ -588,7 +578,6 @@ Q_SIGNALS:
     void clientStartUserMovedResized(KWin::Client*);
     void clientStepUserMovedResized(KWin::Client *, const QRect&);
     void clientFinishUserMovedResized(KWin::Client*);
-    void fullScreenChanged();
     void transientChanged();
     void modalChanged();
     void moveResizedChanged();

geometry.cpp

@@ -2342,6 +2342,11 @@ void Client::changeMaximize(bool vertical, bool horizontal, bool adjust)
     emit quickTileModeChanged();
 }
 
+bool Client::isFullScreenable() const
+{
+    return isFullScreenable(false);
+}
+
 bool Client::isFullScreenable(bool fullscreen_hack) const
 {
     if (!rules()->checkFullScreen(true))

shell_client.cpp

@@ -214,6 +214,11 @@ bool ShellClient::isCloseable() const
     return false;
 }
 
+bool ShellClient::isFullScreenable() const
+{
+    return false;
+}
+
 bool ShellClient::isFullScreen() const
 {
     return false;

shell_client.h

@@ -62,6 +62,7 @@ public:
     void closeWindow() override;
     AbstractClient *findModal(bool allow_itself = false) override;
     bool isCloseable() const override;
+    bool isFullScreenable() const override;
     bool isFullScreen() const override;
     bool isMaximizable() const override;
     bool isMinimizable() const override;