""" 群组详情窗口 - 显示群组信息和成员管理（优化版） 支持：查看成员、邀请好友、退出群组 """ from PyQt5.QtWidgets import ( QWidget, QVBoxLayout, QHBoxLayout, QLabel, QListWidget, QListWidgetItem, QPushButton, QTextEdit, QScrollArea, QMessageBox, QInputDialog, QFrame ) from PyQt5.QtCore import Qt, pyqtSignal from PyQt5.QtGui import QFont, QColor from datetime import datetime class GroupMemberItem(QListWidgetItem): def __init__(self, member_info): super().__init__() self.member_info = member_info self.refresh() def refresh(self): nick = self.member_info.get('nickname') or self.member_info.get('username', '') user = self.member_info.get('username', '') online = self.member_info.get('is_online', False) dot = " ●" if online else " ○" is_creator = self.member_info.get('is_creator', False) crown = " 👑" if is_creator else "" role = "群主" if is_creator else "成员" self.setText(f"{nick} ({user}){dot}{crown} — {role}") self.setForeground(QColor('#10b981') if online else QColor('#94a3b8')) self.setData(Qt.UserRole, self.member_info) class GroupDetailWindow(QWidget): get_group_members_requested = pyqtSignal(int) leave_group_requested = pyqtSignal(int) invite_member_requested = pyqtSignal(int, str) def __init__(self, group_info, current_user_id, parent=None): super().__init__(parent) self.group_info = group_info self.current_user_id = current_user_id self.members = [] self._init_ui() self.get_group_members_requested.emit(self.group_info['id']) def _init_ui(self): self.setWindowTitle(f"群组详情 - {self.group_info.get('name', '未知群组')}") self.setFixedSize(480, 640) self.setStyleSheet("QWidget { background: white; }") layout = QVBoxLayout(self) layout.setSpacing(16) layout.setContentsMargins(20, 20, 20, 20) # 群组信息卡片 self._build_group_info_card(layout) # 成员列表 self._build_members_section(layout) # 操作按钮 self._build_action_buttons(layout) def _build_group_info_card(self, parent_layout): card = QFrame() card.setStyleSheet(""" QFrame { background: qlineargradient(x1:0,y1:0,x2:1,y2:0, stop:0 #6366f1, stop:0.5 #4f46e5, stop:1 #4338ca); border-radius: 14px; } """) card.setFixedHeight(130) card_layout = QVBoxLayout(card) card_layout.setContentsMargins(24, 18, 24, 18) card_layout.setSpacing(8) name_label = QLabel(self.group_info.get('name', '未知群组')) name_label.setStyleSheet("font-size: 20px; font-weight: bold; color: white;") card_layout.addWidget(name_label) info_layout = QHBoxLayout() id_label = QLabel(f"群组ID: {self.group_info.get('id', 'N/A')}") id_label.setStyleSheet("font-size: 12px; color: rgba(255,255,255,0.85);") info_layout.addWidget(id_label) info_layout.addStretch() self.member_count_label = QLabel("成员: 加载中…") self.member_count_label.setStyleSheet("font-size: 12px; color: rgba(255,255,255,0.85);") info_layout.addWidget(self.member_count_label) card_layout.addLayout(info_layout) if 'created_at' in self.group_info: time_label = QLabel(f"创建于: {self.group_info['created_at']}") time_label.setStyleSheet("font-size: 11px; color: rgba(255,255,255,0.7);") card_layout.addWidget(time_label) parent_layout.addWidget(card) def _build_members_section(self, parent_layout): title_layout = QHBoxLayout() title_label = QLabel("群组成员") title_label.setStyleSheet("font-size: 16px; font-weight: bold; color: #2c3e50;") title_layout.addWidget(title_label) title_layout.addStretch() invite_btn = QPushButton("➕ 邀请好友") invite_btn.setStyleSheet(""" QPushButton { background: #8b5cf6; color: white; border: none; border-radius: 8px; padding: 7px 14px; font-size: 12px; font-weight: bold; } QPushButton:hover { background: #7c3aed; } """) invite_btn.clicked.connect(self._invite_member) title_layout.addWidget(invite_btn) parent_layout.addLayout(title_layout) self.members_list = QListWidget() self.members_list.setStyleSheet(""" QListWidget { border: 1px solid #e0e0e0; border-radius: 10px; background: #fafbfc; outline: none; } QListWidget::item { padding: 10px 14px; border-bottom: 1px solid #f0f0f0; font-size: 13px; } QListWidget::item:hover { background: #f0f2f5; } QListWidget::item:selected { background: #eef2ff; color: #2c3e50; } """) self.members_list.setMaximumHeight(280) parent_layout.addWidget(self.members_list) def _build_action_buttons(self, parent_layout): parent_layout.addStretch() btn_layout = QHBoxLayout() btn_layout.addStretch() leave_btn = QPushButton("🚪 退出群组") leave_btn.setStyleSheet(""" QPushButton { background: #ef4444; color: white; border: none; border-radius: 10px; padding: 10px 24px; font-size: 13px; font-weight: bold; } QPushButton:hover { background: #dc2626; } """) leave_btn.clicked.connect(self._leave_group) btn_layout.addWidget(leave_btn) parent_layout.addLayout(btn_layout) def _invite_member(self): username, ok = QInputDialog.getText( self, '邀请好友', '请输入要邀请的用户名:') if ok and username.strip(): self.invite_member_requested.emit( self.group_info['id'], username.strip()) def _leave_group(self): reply = QMessageBox.question( self, '退出群组', f'确定要退出群组 "{self.group_info.get("name", "")}" 吗？\n退出后将无法接收群组消息。', QMessageBox.Yes | QMessageBox.No) if reply == QMessageBox.Yes: self.leave_group_requested.emit(self.group_info['id']) self.close() def update_members(self, members): self.members = members self.members_list.clear() self.member_count_label.setText(f"成员: {len(members)}") creator_id = self.group_info.get('creator_id') # 在线成员排前面 sorted_members = sorted(members, key=lambda m: (not m.get('is_online', False), m.get('username', ''))) for member in sorted_members: member['is_creator'] = (member.get('id') == creator_id) item = GroupMemberItem(member) self.members_list.addItem(item) def update_member_status(self, user_id, username, is_online): for i in range(self.members_list.count()): item = self.members_list.item(i) if isinstance(item, GroupMemberItem): if item.member_info.get('id') == user_id: item.member_info['is_online'] = is_online item.refresh() break