X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Ffrontends%2FSelection.h;h=931cb4470efcb051949795a4f85cec0122e7e14f;hb=befe2da495bf24d651c81bb35fbcda5976f09077;hp=fb835e7ffb95cce93d7af020100ce5b2d92fc475;hpb=609878cf005b2c3b30f19a67a61e70361de9219f;p=lyx.git

diff --git a/src/frontends/Selection.h b/src/frontends/Selection.h
index fb835e7ffb..931cb4470e 100644
--- a/src/frontends/Selection.h
+++ b/src/frontends/Selection.h
@@ -27,6 +27,11 @@ class Selection
 public:
 	virtual ~Selection() {}
 
+	/**
+	 * Returns true if the underlying system supports mouse selection
+	 * (basically X11 and Wayland).
+	 */
+	virtual bool supported() const = 0;
 	/**
 	 * Tell the window system whether we set or cleared our selection.
 	 * This is a noop on systems that don't have a selection.
@@ -49,7 +54,7 @@ public:
 	 * Fill the X selection.
 	 * The format is plain text.
 	 * Does nothing on systems that don't have a selection.
-	 * Since the X selection protocol is asyncronous this should never be
+	 * Since the X selection protocol is asynchronous this should never be
 	 * called from the kernel.
 	 * If another application requests the current selection a
 	 * SelectionRequest XEvent will be triggered. The response of the
@@ -62,7 +67,7 @@ public:
 	 * This does always return true on systems that don't have a real
 	 * selection.
 	 */
-	virtual bool empty() = 0;
+	virtual bool empty() const = 0;
 };
 
 } // namespace frontend