完成日志界面的制作
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@@ -1,25 +1,224 @@
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from PySide6.QtWidgets import QWidget, QLabel
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from PySide6.QtWidgets import QWidget, QLabel, QMessageBox, QVBoxLayout, QTreeWidget, QHBoxLayout, QPushButton, QFrame, QLineEdit, QCheckBox, QTreeWidgetItem, QDialog
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from PySide6.QtCore import Qt, Signal
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from PySide6.QtGui import QColor, QIcon, QFont, QKeySequence, QIntValidator, QShortcut
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from codes.common.signal_bus import signal_bus
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from codes.common import db_operation
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from codes.common import clibs
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class PageNumberInput(QDialog):
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def __init__(self, parent=None):
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super().__init__(parent)
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self.init_ui()
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self.setup_slot()
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def setup_slot(self):
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QShortcut(QKeySequence("Esc"), self).activated.connect(self.reject)
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self.le_page_number.returnPressed.connect(self.accept)
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self.le_page_number.returnPressed.connect(self.get_page_number)
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def init_ui(self):
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self.setMinimumSize(300,100)
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self.setMaximumSize(400,120)
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self.resize(300, 100)
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self.setWindowIcon(QIcon(clibs.icon))
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self.setWindowTitle("输入页码")
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layout_h = QHBoxLayout()
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layout_h.addStretch(1)
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self.le_page_number = QLineEdit(self)
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self.le_page_number.setText("1")
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self.le_page_number.selectAll()
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self.le_page_number.setFont(QFont('Consolas', 14))
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self.le_page_number.setValidator(QIntValidator(0, 9999999, self))
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layout_h.addWidget(self.le_page_number, stretch=4)
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layout_h.addStretch(1)
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self.setLayout(layout_h)
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def get_page_number(self):
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text = self.le_page_number.text()
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return 1 if text == 0 else int(text)
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class ClickableLabel(QLabel):
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clicked = Signal()
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def mousePressEvent(self, event):
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if event.button() == Qt.MouseButton.LeftButton:
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self.clicked.emit()
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super().mousePressEvent(event)
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class W08Log(QWidget):
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def __init__(self, parent=None):
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super().__init__(parent)
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self.predos()
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self.ui_init()
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self.setup_slot()
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self.setup_sc()
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def predos(self):
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...
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self.records, self.len_records = "", ""
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self.is_searching = False
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self.max_item_number = clibs.config["log_number_per_page"]
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def ui_init(self):
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self.lb_test = QLabel(f"testing text on widget: \n{__file__}", parent=self)
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layout_v = QVBoxLayout(self)
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self.treeW = QTreeWidget()
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self.treeW.setHeaderLabels(["ID", "时间戳", "告警级别", "模块信息", "告警内容"])
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layout_v.addWidget(self.treeW, stretch=9)
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layout_h = QHBoxLayout()
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self.pb_previous = QPushButton("上一页")
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layout_h.addWidget(self.pb_previous, stretch=1)
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self.lb_page = ClickableLabel("999999/999999")
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self.lb_page.setAlignment(Qt.AlignmentFlag.AlignCenter)
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self.lb_page.setMinimumWidth(144)
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layout_h.addWidget(self.lb_page, stretch=2)
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self.pb_next = QPushButton("下一页")
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layout_h.addWidget(self.pb_next, stretch=1)
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layout_h.addStretch(9)
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self.frame_checkbox = QFrame()
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layout_h_checkbox = QHBoxLayout()
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self.box_info = QCheckBox("通知", parent=self.frame_checkbox)
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self.box_info.setChecked(True)
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layout_h_checkbox.addWidget(self.box_info, stretch=1)
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self.box_warning = QCheckBox("告警", parent=self.frame_checkbox)
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self.box_warning.setChecked(True)
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layout_h_checkbox.addWidget(self.box_warning, stretch=1)
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self.box_error = QCheckBox("错误", parent=self.frame_checkbox)
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self.box_error.setChecked(True)
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layout_h_checkbox.addWidget(self.box_error, stretch=1)
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self.box_exception = QCheckBox("异常", parent=self.frame_checkbox)
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self.box_exception.setChecked(True)
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layout_h_checkbox.addWidget(self.box_exception, stretch=1)
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self.box_unknown = QCheckBox("未知", parent=self.frame_checkbox)
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self.box_unknown.setChecked(True)
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layout_h_checkbox.addWidget(self.box_unknown, stretch=1)
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layout_h.addLayout(layout_h_checkbox, stretch=4)
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self.le_search = QLineEdit()
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self.le_search.setPlaceholderText("告警内容")
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self.le_search.setMinimumWidth(300)
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layout_h.addWidget(self.le_search, stretch=5)
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self.pb_search = QPushButton("查找")
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layout_h.addWidget(self.pb_search, stretch=1)
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layout_v.addLayout(layout_h, stretch=1)
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self.setLayout(layout_v)
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def setup_slot(self):
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...
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self.pb_previous.clicked.connect(self.previous_page)
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self.pb_next.clicked.connect(self.next_page)
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self.pb_search.clicked.connect(self.search_page)
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self.le_search.returnPressed.connect(self.search_page)
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self.lb_page.clicked.connect(self.goto_page)
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signal_bus.stacked_page_switch_log.connect(self.show_latest_page)
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def setup_sc(self):
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...
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def previous_page(self):
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if not self.is_searching:
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self.records, self.len_records = db_operation.db_query_logs(True)
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current, total = self.lb_page.text().split("/")
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page_number = int(current) - 1
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self.show_page(self.records, self.len_records, page_number=page_number)
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def next_page(self):
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if not self.is_searching:
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self.records, self.len_records = db_operation.db_query_logs(True)
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current, total = self.lb_page.text().split("/")
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page_number = int(current) + 1
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self.show_page(self.records, self.len_records, page_number=page_number)
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def search_page(self):
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filters = {"info": self.box_info.isChecked(), "warning": self.box_warning.isChecked(), "error": self.box_error.isChecked(), "exception": self.box_exception.isChecked(), "unknown": self.box_unknown.isChecked()}
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search_text = self.le_search.text().strip()
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flag, levels = False, []
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for level, enable in filters.items():
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if not enable:
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continue
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flag = True
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levels.append(level)
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if not flag:
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QMessageBox().warning(None, "警告", "至少选择一个过滤器！")
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return
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self.records, self.len_records = db_operation.db_query_logs(levels=levels)
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if search_text:
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# ids = [_[0] for _ in self.records]
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# placeholder = ",".join(ids)
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# clibs.cursor.execute(f"SELECT * FROM logs WHERE id IN ({placeholder}) and content like ?", (ids + [search_text, ]))
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self.records, self.len_records = db_operation.db_query_logs(search_text, self.records)
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self.is_searching = True
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self.show_page(self.records, self.len_records, page_number=None)
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def goto_page(self):
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dlg = PageNumberInput()
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if dlg.exec() != 1:
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return
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page_number = dlg.get_page_number()
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if not self.is_searching:
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self.records, self.len_records = db_operation.db_query_logs(True)
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self.show_page(self.records, self.len_records, page_number=page_number)
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def show_latest_page(self):
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self.records, self.len_records = db_operation.db_query_logs(True)
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self.is_searching = False
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self.box_info.setChecked(True)
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self.box_warning.setChecked(True)
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self.box_error.setChecked(True)
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self.box_exception.setChecked(True)
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self.box_unknown.setChecked(True)
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self.le_search.clear()
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self.show_page(self.records, self.len_records, page_number=None)
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def show_page(self, records, len_records, page_number: int | None):
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if len_records == 0:
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self.treeW.clear()
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return
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remainder = len_records % self.max_item_number
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total = len_records // self.max_item_number + 1 if remainder else len_records // self.max_item_number
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if page_number is None:
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current = total
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elif page_number <= 0:
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current = 1
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elif page_number < total:
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current = page_number
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else:
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current = total
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self.lb_page.setText(f"{current}/{total}")
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if current == 1:
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idx_start = 0
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idx_end = self.max_item_number if len_records >= self.max_item_number else len_records
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elif current == total:
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remainder = len_records % self.max_item_number
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idx_start = len_records - remainder if remainder else len_records - self.max_item_number
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idx_end = len_records
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else:
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idx_start = self.max_item_number * (current-1)
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idx_end = self.max_item_number * current
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self.treeW.clear()
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for record in records[idx_start:idx_end]:
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record = [str(_) for _ in record]
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item = QTreeWidgetItem(self.treeW, record)
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self.treeW.addTopLevelItem(item)
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colors = {"info": QColor(144, 238, 144), "warning": QColor(255, 240, 210), "error": QColor(255, 220, 220), "exception": QColor(255, 220, 220), "unknown": QColor(255, 220, 220)}
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color = colors[record[2]]
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for col in range(5):
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item.setBackground(col, color)
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self.treeW.scrollToBottom()
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