Implement copy to clipboard shortcut

kitty/glfw.c

@@ -266,6 +266,15 @@ set_click_cursor(Window *self, PyObject *args) {
     Py_RETURN_NONE;
 }
 
+static PyObject*
+set_clipboard_string(Window *self, PyObject *args) {
+    char *title;
+    if(!PyArg_ParseTuple(args, "s", &title)) return NULL;
+    glfwSetClipboardString(self->window, title);
+    Py_RETURN_NONE;
+}
+
+
 static PyObject*
 _set_title(Window *self, PyObject *args) {
     char *title;
@@ -286,6 +295,7 @@ static PyMethodDef methods[] = {
     MND(set_input_mode, METH_VARARGS),
     MND(is_key_pressed, METH_VARARGS),
     MND(set_click_cursor, METH_VARARGS),
+    MND(set_clipboard_string, METH_VARARGS),
     MND(make_context_current, METH_NOARGS),
     {"set_title", (PyCFunction)_set_title, METH_VARARGS, ""},
     {NULL}  /* Sentinel */

kitty/window.py

@@ -208,6 +208,12 @@ class Window:
                 text = text.decode('utf-8')
             self.paste(text)
 
+    def copy_to_clipboard(self):
+        text = self.char_grid.text_for_selection()
+        if text:
+            tm = tab_manager()
+            tm.queue_ui_action(tm.glfw_window.set_clipboard_string, text)
+
     def scroll_line_up(self):
         self.char_grid.scroll('line', True)
         glfw_post_empty_event()