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GUI.py
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GUI.py
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import sys
# from PyQt6.QtWidgets import QMainWindow, QApplication, QPushButton, QToolTip, QMessageBox
from PyQt6.QtWidgets import *
from PyQt6.QtGui import QFont, QPalette, QColor, QIcon
from timeit import default_timer as timer
class MyWidget(QWidget):
def __init__(self, search_engine):
super().__init__()
self.search_engine = search_engine
self.doc_list = []
self.simple_search = False
self.initUI()
self.center() # 调用center方法
self.show()
def center(self):
# 获取窗口的矩形
qtRectangle = self.frameGeometry()
# 获取屏幕的中心点
centerPoint = self.screen().availableGeometry().center()
# 移动窗口的中心点到屏幕的中心点
qtRectangle.moveCenter(centerPoint)
self.move(qtRectangle.topLeft())
def initUI(self):
# QToolTip.setFont(QFont('SansSerif', 10))
# self.setToolTip('This is a <b>QWidget</b> widget')
############
## 搜索设置
self.layout1 = QVBoxLayout()
# 创建下拉窗口
self.combo = QComboBox(self)
self.combo.addItem('Search Method: Simple')
self.combo.addItem('Search Method: Complex')
self.combo.currentIndexChanged.connect(self.selectionchange)
# 显示文本
self.label1 = QLabel(self)
self.label1.setText("Time Limit:")
self.label1.setFont(QFont('Time', 10, QFont.Weight.Bold)) # 设置字体字号
# 创建单行输入框并设置回车键响应, 接收时间限制
self.input_box_time = QLineEdit(self)
self.input_box_time.editingFinished.connect(self.get_time_limit)
self.input_box_time.setFont(QFont('Time', 20, QFont.Weight.Bold)) # 设置字体字号
self.layout1.addWidget(self.label1)
self.layout1.addWidget(self.input_box_time)
self.layout2 = QVBoxLayout()
# 显示文本
self.label = QLabel(self)
self.label.setText("Query:")
self.label.setFont(QFont('Time', 10, QFont.Weight.Bold)) # 设置字体字号
# 创建单行输入框并设置回车键响应，接收查询语句
self.input_box_query = QLineEdit(self)
self.input_box_query.returnPressed.connect(self.process_input)
self.input_box_query.setFont(QFont('Time', 20, QFont.Weight.Bold)) # 设置字体字号
self.layout2.addWidget(self.label)
self.layout2.addWidget(self.input_box_query)
# 创建水平布局，将两个垂直布局放入其中
self.layout_H = QHBoxLayout()
self.layout_H.addLayout(self.layout1, 2)
self.layout_H.addLayout(self.layout2, 8)
############
## 搜索结果
self.layout = QVBoxLayout()
self.layout.addWidget(self.combo,)
self.layout.addLayout(self.layout_H)
# 显示文本
self.label3 = QLabel(self)
self.label3.setText("Results:")
self.label3.setFont(QFont('Time', 10, QFont.Weight.Bold)) # 设置字体字号
# 创建列表部件，用以显示搜索结果
self.list_widget = QListWidget(self)
self.list_widget.setObjectName("listWidget_docs")
self.list_widget.setFont(QFont('Time', 20, QFont.Weight.Bold)) # 设置字体字号
self.list_widget.itemDoubleClicked.connect(self.on_item_double_clicked) # 设置双击项目时触发的槽函数
self.list_widget.itemClicked.connect(self.on_item_clicked) # 设置鼠标进入项目时触发的槽函数
self.layout.addWidget(self.label3)
self.layout.addWidget(self.list_widget)
# 显示文本
self.label4 = QLabel(self)
self.label4.setText("Content:")
self.label4.setFont(QFont('Time', 10, QFont.Weight.Bold)) # 设置字体字号
# 创建文本框，显示更详细内容
self.text_box = QTextEdit(self)
self.text_box.setObjectName("textEdit")
self.text_box.setFont(QFont('Time', 20, QFont.Weight.Bold)) # 设置字体字号
self.text_box.setReadOnly(True) # 设置为只读
self.layout.addWidget(self.label4)
self.layout.addWidget(self.text_box)
# 状态栏
self.label5 = QLabel(self)
self.label5.setText("Ready") # 当状态栏用（左下角）
self.label5.setFont(QFont("KaiTi", 10, QFont.Weight.Normal)) # 设置字体字号
self.layout.addWidget(self.label5)
self.layout.addWidget(self.label5)
# 设置中央窗口部件的布局管理器
self.setLayout(self.layout)
self.setGeometry(300, 600, 600, 700) # x, y, width, height
self.setWindowTitle('Search Engine')
self.setWindowIcon(QIcon('icon.png'))
# def closeEvent(self, event):
# reply = QMessageBox.question(self, 'Message', 'Are you sure to quit?', QMessageBox.StandardButton.Yes | QMessageBox.StandardButton.No, QMessageBox.StandardButton.No)
# if reply == QMessageBox.StandardButton.Yes:
# event.accept()
# else:
# event.ignore()
def reset(self):
self.list_widget.clear()
self.text_box.clear()
# self.statusBar().setStyleSheet("QStatusBar {color: black;}")
self.label5.setStyleSheet("color: black")
def get_time_limit(self):
"""获取用户输入的时间限制 """
self.reset()
input_text = self.input_box_time.text()
try:
integer_value = float(input_text)
if integer_value > 0:
# integer_value = float(text)
print(f"用户输入了: {integer_value}")
if integer_value > 5: # 设置最大时间限制为5min
integer_value = 5
self.search_engine.set_time_limit(integer_value)
self.label5.setText(f"set time limit:{integer_value} min") # 状态栏（左下角）
return integer_value
else:
self.search_engine.set_time_limit(2)
self.label5.setText('Error! Please input valid number!')
self.label5.setStyleSheet("color: red")
except ValueError:
self.label5.setText('Error! Please input valid number!') # 状态栏（左下角）
# self.statusBar().setStyleSheet("QStatusBar {color: red;}")
# 设置self.label5的字体颜色为红色
self.label5.setStyleSheet("color: red")
def get_input(self):
"""
获取用户输入的文本
"""
input_text = self.input_box_query.text()
# print(f"用户输入了: {input_text}")
if self.simple_search:
words = input_text.split()
query = {
"bool": {
"should": [{"match": {"transcript": f"{word}"}} for word in words],
}
}
else:
query = {
"bool": {
"must": {
"match": {
"transcript": {
"query": input_text,
"minimum_should_match": "50%"
}
}
},
"should": {
"match_phrase": {
"transcript": {
"query": input_text,
"slop": 20
}
}
}
}
}
return query, input_text
def show_result(self):
"""
搜索结果显示到list_view上
:param doc_list: 搜索结果列表
"""
self.list_widget.clear()
for i, clip in enumerate(self.doc_list):
str = f"{i+1}. " + clip.show_info.get('show_filename_prefix')
str += " (" + " ".join(clip.text.split()[:3]) + "...)"
str += f": {clip.score:.5f}"
self.list_widget.addItem(str)
def process_input(self):
"""
处理用户输入
"""
self.get_time_limit()
"""获取输入文本"""
query, input_text = self.get_input()
"""进行搜索"""
self.label5.setText('Searching...') # 状态栏（左下角）
t0 = timer()
self.doc_list = self.search_engine.search(query, input_text)
self.label5.setText('Search Finished') # 状态栏（左下角）
t1 = timer()
"""展示搜索结果"""
self.show_result()
self.label5.setText(f"OK, search use time: {t1-t0} s") # 状态栏（左下角）
# 设置双击项目时触发的槽函数
def on_item_double_clicked(self, item):
"""
双击显示transcript
"""
index = self.list_widget.row(item)
text = self.doc_list[index].text
# 用 QTextEdit 显示富文本
text_box = QTextEdit()
text_box.setHtml(text)
self.text_box.setText(text)
def on_item_clicked(self, item):
"""
单击小窗口显示episode_name
"""
index = self.list_widget.row(item)
text = self.doc_list[index].show_info.get('episode_name') # 显示 episode_name
item.setToolTip(text)
def selectionchange(self, idx):
if idx == 0:
self.simple_search = True
else:
self.simple_search = False
if __name__ == '__main__':
app = QApplication(sys.argv)
search_engine = None # TODO 这里要创建SeacherEngine对象
w = MyWidget(search_engine)
sys.exit(app.exec())