264 lines
9.2 KiB
Python
264 lines
9.2 KiB
Python
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from PySide6.QtWidgets import (QApplication, QWidget, QListWidget, QListWidgetItem,
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QStyledItemDelegate, QVBoxLayout, QStyle, QMenu)
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from PySide6.QtCore import Qt, QRect, QSize
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from PySide6.QtGui import QPainter, QPen, QColor, QFont, QPainterPath, QLinearGradient
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import subprocess
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import os
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from datetime import date
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import sys
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class CardData:
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"""卡片数据结构"""
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def __init__(self, name: str, date: str, description: str):
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self.name = name
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self.date = date
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self.description = description
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self.activated = False # 添加激活状态标志
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class CardItemDelegate(QStyledItemDelegate):
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"""自定义委托类来绘制卡片样式"""
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def paint(self, painter: QPainter, option, index):
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painter.setRenderHint(QPainter.Antialiasing) # 启用抗锯齿
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painter.save()
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# 获取数据
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item = index.data(Qt.UserRole)
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if not isinstance(item, CardData):
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print(f"Warning: Invalid data type: {type(item)}")
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return
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# 绘制卡片背景
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rect = option.rect
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rect.adjust(8, 4, -8, -4) # 调整边距
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# 创建圆角路径
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path = QPainterPath()
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path.addRoundedRect(rect, 8, 8)
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# 绘制阴影
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shadow_color = QColor(0, 0, 0, 30)
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for i in range(5):
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shadow_rect = rect.adjusted(0, i, 0, i)
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shadow_path = QPainterPath()
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shadow_path.addRoundedRect(shadow_rect, 8, 8)
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painter.fillPath(shadow_path, shadow_color)
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# 绘制卡片背景
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if item.activated: # 激活状态
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gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft())
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gradient.setColorAt(0, QColor(40, 70, 45))
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gradient.setColorAt(1, QColor(45, 80, 50))
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painter.fillPath(path, gradient)
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painter.setPen(QPen(QColor(60, 180, 90), 2))
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elif option.state & QStyle.State_Selected:
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gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft())
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gradient.setColorAt(0, QColor(45, 45, 55))
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gradient.setColorAt(1, QColor(55, 55, 65))
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painter.fillPath(path, gradient)
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painter.setPen(QPen(QColor(70, 130, 180), 2))
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else:
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painter.fillPath(path, QColor(35, 35, 40)) # 深色背景
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painter.setPen(QPen(QColor(60, 60, 65)))
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painter.drawPath(path)
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# 设置字体
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name_font = QFont("Microsoft YaHei", 10)
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name_font.setBold(True)
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normal_font = QFont("Microsoft YaHei", 9)
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# 计算文本区域
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padding = 15
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name_rect = rect.adjusted(padding, padding, -padding, 0)
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name_rect.setHeight(25)
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date_rect = QRect(name_rect)
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date_rect.translate(0, name_rect.height())
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desc_rect = QRect(date_rect)
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desc_rect.translate(0, date_rect.height())
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desc_rect.setHeight(40)
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# 绘制文本
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painter.setFont(name_font)
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painter.setPen(Qt.white) # 白色文字
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painter.drawText(name_rect, Qt.AlignLeft | Qt.AlignVCenter, item.name)
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painter.setFont(normal_font)
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painter.setPen(QColor(180, 180, 180)) # 浅灰色文字
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painter.drawText(date_rect, Qt.AlignLeft | Qt.AlignVCenter, item.date)
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painter.setPen(QColor(160, 160, 160)) # 描述文字颜色
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painter.drawText(desc_rect, Qt.AlignLeft | Qt.AlignTop | Qt.TextWordWrap,
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item.description)
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painter.restore()
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def sizeHint(self, option, index):
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return QSize(380, 130) # 略微增加高度
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class MainWindow(QWidget):
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def __init__(self):
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super().__init__()
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self.setWindowTitle("卡片列表示例")
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self.resize(400, 600)
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# 设置窗口背景色
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self.setStyleSheet("background-color: #1e1e1e;")
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# 创建布局
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layout = QVBoxLayout(self)
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layout.setContentsMargins(10, 10, 10, 10)
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layout.setSpacing(0)
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# 创建列表控件
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self.list_widget = QListWidget(self)
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self.list_widget.setSpacing(10) # 增加卡片间距
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self.list_widget.setResizeMode(QListWidget.Adjust)
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self.list_widget.setUniformItemSizes(False)
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self.list_widget.setViewMode(QListWidget.ListMode)
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self.list_widget.setVerticalScrollMode(QListWidget.ScrollPerPixel)
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self.list_widget.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
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# 设置委托
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delegate = CardItemDelegate(self.list_widget)
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self.list_widget.setItemDelegate(delegate)
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# 设置样式
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self.list_widget.setStyleSheet("""
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QListWidget {
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background-color: #1e1e1e;
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border: none;
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outline: none;
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}
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QListWidget::item {
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background-color: transparent;
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padding: 4px;
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}
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QListWidget::item:selected {
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background-color: transparent;
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}
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QScrollBar:vertical {
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border: none;
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background: #1e1e1e;
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width: 8px;
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margin: 0px;
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}
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QScrollBar::handle:vertical {
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background: #404040;
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min-height: 20px;
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border-radius: 4px;
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}
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QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical {
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height: 0px;
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}
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QScrollBar::add-page:vertical, QScrollBar::sub-page:vertical {
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background: none;
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}
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""")
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layout.addWidget(self.list_widget)
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# 添加示例数据
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for i in range(1, 11):
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data = CardData(
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name=f"项目 {i}",
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date=date.today().strftime("%Y-%m-%d"),
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description=f"这是项目 {i} 的详细描述信息，可以包含多行文本内容。这是一个较长的描述，用于测试换行效果。"
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)
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self.add_card_item(data)
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# 连接信号
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self.list_widget.itemDoubleClicked.connect(self.on_item_double_clicked)
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self.list_widget.customContextMenuRequested.connect(self.show_context_menu)
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self.list_widget.setContextMenuPolicy(Qt.CustomContextMenu)
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def add_card_item(self, data: CardData):
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"""添加卡片项目"""
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item = QListWidgetItem(self.list_widget)
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item.setData(Qt.UserRole, data)
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# 设置item大小
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item.setSizeHint(QSize(380, 120))
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# 设置item可选
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item.setFlags(Qt.ItemFlag.ItemIsEnabled | Qt.ItemFlag.ItemIsSelectable)
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def on_item_double_clicked(self, item):
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"""双击处理"""
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data = item.data(Qt.UserRole)
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if isinstance(data, CardData):
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data.activated = not data.activated # 切换激活状态
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self.list_widget.viewport().update() # 刷新视图
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def show_context_menu(self, position):
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"""显示右键菜单"""
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item = self.list_widget.itemAt(position)
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if not item:
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return
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menu = QMenu(self)
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# 创建动作
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send_action = menu.addAction("发送到设备")
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edit_action = menu.addAction("修改")
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delete_action = menu.addAction("删除")
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show_in_explorer_action = menu.addAction("在资源管理器中显示")
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# 显示菜单并获取选择的动作
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action = menu.exec(self.list_widget.viewport().mapToGlobal(position))
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if not action:
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return
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# 处理菜单动作
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if action == send_action:
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self.send_to_device(item)
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elif action == edit_action:
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self.edit_item(item)
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elif action == delete_action:
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self.delete_item(item)
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elif action == show_in_explorer_action:
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self.show_in_explorer(item)
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def send_to_device(self, item):
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"""发送到设备"""
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data = item.data(Qt.UserRole)
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print(f"发送到设备: {data.name}")
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# TODO: 实现发送到设备的具体逻辑
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def edit_item(self, item):
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"""编辑项目"""
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data = item.data(Qt.UserRole)
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print(f"编辑项目: {data.name}")
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# TODO: 实现编辑对话框
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def delete_item(self, item):
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"""删除项目"""
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row = self.list_widget.row(item)
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self.list_widget.takeItem(row)
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def show_in_explorer(self, item):
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"""在资源管理器中显示"""
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data = item.data(Qt.UserRole)
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# 这里假设每个项目都有一个关联的文件路径
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# TODO: 需要在CardData中添加文件路径属性
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file_path = os.path.abspath(".") # 示例使用当前目录
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if os.name == 'nt': # Windows
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subprocess.run(['explorer', '/select,', file_path])
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elif os.name == 'posix': # macOS 和 Linux
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if sys.platform == 'darwin': # macOS
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subprocess.run(['open', '-R', file_path])
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else: # Linux
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subprocess.run(['xdg-open', os.path.dirname(file_path)])
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if __name__ == "__main__":
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app = QApplication(sys.argv)
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# 设置默认字体
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font = QFont("Microsoft YaHei", 9)
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app.setFont(font)
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window = MainWindow()
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window.show()
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sys.exit(app.exec())
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