Lots of updates:

1. Scrolling and click to set the cursor works.
2. GUI now uses Brass Mono as the font.
3. A lot of stability and other updates.

TerminalFrontend.cc

@@ -0,0 +1,66 @@
+#include <unistd.h>
+#include <ncurses.h>
+
+#include "Editor.h"
+#include "Command.h"
+#include "TerminalFrontend.h"
+
+
+bool
+TerminalFrontend::Init(Editor &ed)
+{
+	initscr();
+	cbreak();
+	noecho();
+	keypad(stdscr, TRUE);
+	nodelay(stdscr, TRUE);
+	curs_set(1);
+	// Enable mouse support if available
+	mouseinterval(0);
+	mousemask(ALL_MOUSE_EVENTS, nullptr);
+
+	int r = 0, c = 0;
+	getmaxyx(stdscr, r, c);
+	prev_r_ = r;
+	prev_c_ = c;
+	ed.SetDimensions(static_cast<std::size_t>(r), static_cast<std::size_t>(c));
+	return true;
+}
+
+
+void
+TerminalFrontend::Step(Editor &ed, bool &running)
+{
+	// Handle resize and keep editor dimensions synced
+	int r, c;
+	getmaxyx(stdscr, r, c);
+	if (r != prev_r_ || c != prev_c_) {
+		resizeterm(r, c);
+		clear();
+		prev_r_ = r;
+		prev_c_ = c;
+	}
+	ed.SetDimensions(static_cast<std::size_t>(r), static_cast<std::size_t>(c));
+
+	MappedInput mi;
+	if (input_.Poll(mi)) {
+		if (mi.hasCommand) {
+			Execute(ed, mi.id, mi.arg, mi.count);
+			if (mi.id == CommandId::Quit || mi.id == CommandId::SaveAndQuit) {
+				running = false;
+			}
+		}
+	} else {
+		// Avoid busy loop
+		usleep(1000);
+	}
+
+	renderer_.Draw(ed);
+}
+
+
+void
+TerminalFrontend::Shutdown()
+{
+	endwin();
+}