From 947cefd59c04ec06c5444200d39b319bc62b3725 Mon Sep 17 00:00:00 2001
From: DCP-arce <127241088+DCP-arca@users.noreply.github.com>
Date: Wed, 26 Jun 2024 09:52:50 +0900
Subject: [PATCH] =?UTF-8?q?ctrl+z=EA=B0=80=20=EB=90=98=EC=A7=80=20?=
 =?UTF-8?q?=EC=95=8A=EB=8D=98=20=EB=B2=84=EA=B7=B8=20=EC=88=98=EC=A0=95?=
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---
 completer.py | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/completer.py b/completer.py
index b86e9f5..4c76977 100644
--- a/completer.py
+++ b/completer.py
@@ -1,6 +1,9 @@
 from PyQt5.QtWidgets import QCompleter, QTextEdit
 from PyQt5.QtGui import QTextCursor, QTextCharFormat, QFont, QColor
 from PyQt5.QtCore import Qt, QStringListModel
+import string
+
+complete_target_stringset = string.ascii_letters + string.digits + "~!#$%^&*_+?.-="
 
 
 class CustomCompleter(QCompleter):
@@ -45,11 +48,6 @@ def highlightBrackets(self):
         cursor = self.textCursor()
         text = self.toPlainText()
 
-        # Clear previous formatting
-        cursor.select(cursor.Document)
-        clear_format = QTextCharFormat()
-        cursor.setCharFormat(clear_format)
-
         # Stack to keep track of open brackets
         stack = []
         bracket_pairs = {'(': ')', '{': '}', '[': ']', '<': '>'}
@@ -74,13 +72,14 @@ def highlightBrackets(self):
         fmt = QTextCharFormat()
         fmt.setFontWeight(QFont.Bold)
         fmt.setForeground(QColor("red"))
-        cursor.beginEditBlock()
+
+        cursor.beginEditBlock()  # Undo block 시작
         for pos, matching_pos in bracket_positions.items():
             if matching_pos == -1:
                 cursor.setPosition(pos)
                 cursor.movePosition(cursor.NextCharacter, cursor.KeepAnchor)
                 cursor.setCharFormat(fmt)
-        cursor.endEditBlock()
+        cursor.endEditBlock()  # Undo block 종료
         self.blockSignals(False)  # 텍스트 변경 후 신호 활성화
 
     def start_complete_mode(self, tag_list):
@@ -127,7 +126,7 @@ def keyPressEvent(self, event):
             if ctrlOrShift and event.text() == '':
                 return
 
-            if event.text():
+            if event.text() in complete_target_stringset:
                 # eow = "~!@#$%^&*()_+{}|:\"<>?,./;'[]\\-="
                 eow = "{},<>|@"
                 hasModifier = (event.modifiers() !=