修改出题和换牌功能

main.py

@@ -27,8 +27,8 @@ class MainWindow(QMainWindow, Ui_MainWindow):
 		self.setupUi(self)
 		self.init_ui()
 		self.init_slot()
-		self.pushButton_q.clicked.connect(self.show_card)    # 显示卡片
-		self.pushButton_ex.clicked.connect(self.show_card)    # 显示卡片
+		self.pushButton_q.clicked.connect(self.question_card)    # 出题
+		self.pushButton_ex.clicked.connect(self.change_card)    # 换牌
 		self.pushButton_autosv.clicked.connect(self.AutoTest_9_10)  # 自动求解
 		self.pushButton_dtree.clicked.connect(self.draw_tree)    # 绘制语法树
 		self.pushButton_ast.clicked.connect(self.calculate_button)  # 生成语法树
@@ -275,11 +275,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
 			self.p4.clicked.connect(lambda: current_selection(Tree_4_nums[index], path))
 
 	def show_card(self):
-		self.secen_clear()  # 清空画布
 		# 原始数组
-		self.lineEdit.clear()
-		self.label_result.setText(" =? ")
-		self.label_TF.setText("")
 		original_list = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]
 		face_card = ['Club', 'Diamond', 'Heart', 'Spade']
 		# 从原始数组中随机选择4个元素组成新列表
@@ -298,6 +294,19 @@ class MainWindow(QMainWindow, Ui_MainWindow):
 			self.load_image(card_path, self.Tree_4_nums, index)
 		# return self.Tree_4_nums
 
+	def question_card(self):    # 显示题目卡片
+		self.secen_clear()  # 清空画布
+		self.lineEdit.clear()
+		self.label_result.setText(" =? ")
+		self.label_TF.setText("")
+		self.show_card()  # 显示卡片
+
+	# 换牌
+
+	def change_card(self):
+		self.show_card()  # 显示卡片
+
+
 	def AutoTest(self):
 		if self.Tree_4_nums is None:
 			QMessageBox.warning(self, '警告', '请先出题')