update eaf package

lisp/emacs-application-framework/core/utils.py

@@ -20,6 +20,8 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from PyQt5 import QtCore
+from PyQt5.QtGui import QClipboard
+from PyQt5.QtWidgets import QApplication
 import functools
 import os
 import socket
@@ -128,8 +130,32 @@ def call_and_check_code(popen_args, on_exit, stdout_file=None):
     # returns immediately after the thread starts
     return thread
 
+def get_clipboard_text():
+    ''' Get text from system clipboard.'''
+    clipboard = QApplication.clipboard()
+    text = clipboard.text()
+    if text:
+        return text
+
+    if clipboard.supportsSelection():
+        return clipboard.text(QClipboard.Selection)
+
+    return ""
+
+def set_clipboard_text(text):
+    ''' Set text to system clipboard.'''
+    clipboard = QApplication.clipboard()
+    clipboard.setText(text)
+
+    if clipboard.supportsSelection():
+        clipboard.setText(text, QClipboard.Selection)
+
+
 def interactive(insert_or_do = False, msg_emacs = None, new_name = None):
-    def wrap(f):
+    """
+    Defines an interactive command invoked from Emacs.
+    """
+    def wrap(f, insert_or_do = insert_or_do, msg_emacs = msg_emacs, new_name = new_name):
         f.interactive = True
         f.insert_or_do = insert_or_do
         f.msg_emacs = msg_emacs
@@ -138,4 +164,23 @@ def interactive(insert_or_do = False, msg_emacs = None, new_name = None):
         def wrapped_f(*args, **kwargs):
             return f(*args, **kwargs)
         return wrapped_f
+
+    # Support both @interactive and @interactive() as valid syntax.
+    if callable(insert_or_do):
+        return wrap(insert_or_do, insert_or_do = False, msg_emacs = None, new_name = None)
+    else:
+        return wrap
+
+
+def abstract(f):
+    """
+    Add a `abstract` flag to a method,
+
+    We don't use abs.abstractmethod cause we don't need strict
+    implementation check.
+    """
+    f.abstract = True
+    @wraps(f)
+    def wrap(*args, **kwargs):
+        return f(*args, **kwargs)
     return wrap