UserInterface: add info box support

using the info command, you can display an arbitrary string
in a tooltip box.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/user_interface.hh b/src/user_interface.hh
index 3d474322..185619e0 100644
--- a/src/user_interface.hh
+++ b/src/user_interface.hh
@@ -24,10 +24,16 @@ class UserInterface : public SafeCountable
 public:
     virtual ~UserInterface() {}
     virtual void print_status(const String& status, CharCount cursor_pos = -1) = 0;
+
     virtual void menu_show(const memoryview<String>& choices,
                            const DisplayCoord& anchor, MenuStyle style) = 0;
     virtual void menu_select(int selected) = 0;
     virtual void menu_hide() = 0;
+
+    virtual void info_show(const String& content,
+                           const DisplayCoord& anchor, MenuStyle style) = 0;
+    virtual void info_hide() = 0;
+
     virtual void draw(const DisplayBuffer& display_buffer,
                       const String& mode_line) = 0;
     virtual DisplayCoord dimensions() = 0;