298 lines
9.4 KiB
Python
298 lines
9.4 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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UI Utilities Module for Plugin
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UI工具模块 - 提供UI相关的通用函数
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"""
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#========================================= IMPORT =========================================
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from Qt import QtWidgets, QtCore, QtGui
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from Qt.QtCompat import wrapInstance
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from maya import OpenMayaUI as omui
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import maya.cmds as cmds
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import maya.mel as mel
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import maya.utils as utils
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import webbrowser
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import subprocess
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import importlib
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import traceback
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import locale
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import sys
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import os
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import weakref
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#========================================== CONFIG ========================================
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import config
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TOOL_NAME = config.TOOL_NAME
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TOOL_VERSION = config.TOOL_VERSION
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TOOL_AUTHOR = config.TOOL_AUTHOR
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TOOL_YEAR = config.TOOL_YEAR
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TOOL_MOD_FILENAME = config.TOOL_MOD_FILENAME
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TOOL_LANG = config.TOOL_LANG
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TOOL_WSCL_NAME = config.TOOL_WSCL_NAME
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TOOL_HELP_URL = config.TOOL_HELP_URL
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TOOL_PATH = config.TOOL_PATH
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SCRIPTS_PATH = config.SCRIPTS_PATH
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TOOL_MAIN_SCRIPT = config.TOOL_MAIN_SCRIPT
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UI_PATH = config.UI_PATH
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STYLE_FILE = config.STYLE_FILE
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ICONS_PATH = config.ICONS_PATH
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TOOL_ICON = config.TOOL_ICON
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ASSETS_PATH = config.ASSETS_PATH
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DNA_FILE_PATH = config.DNA_FILE_PATH
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DNA_IMG_PATH = config.DNA_IMG_PATH
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TOOL_COMMAND_ICON = config.TOOL_COMMAND_ICON
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TOOL_WIDTH = config.TOOL_WIDTH
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TOOL_HEIGHT = config.TOOL_HEIGHT
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#========================================= LOCATION =======================================
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from scripts.ui import localization
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LANG = localization.LANG
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#============================================ UI BASE ==========================================
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class BaseUI(object):
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"""
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UI基类
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所有UI面板的基类，提供通用的UI功能
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"""
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def __init__(self):
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"""初始化UI基类"""
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# 初始化字典
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self.controls = {}
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self.layouts = {}
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self.buttons = {}
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self.splitters = {}
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self.inputs = {}
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self.labels = {}
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# 创建主控件
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self.main_widget = None
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def create_widgets(self):
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"""创建UI控件"""
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pass
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def create_layouts(self):
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"""创建UI布局"""
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pass
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def create_connections(self):
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"""连接UI信号和槽"""
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pass
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def update_language(self):
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"""
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更新所有UI文本到当前语言
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"""
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if self.main_widget:
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update_ui_texts(self.main_widget)
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#============================================ UI HELPERS ==========================================
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def connect_ui_signals(ui_instance, signal_mapping):
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"""连接UI信号和槽"""
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# 遍历信号映射字典
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for widget_type, widgets in signal_mapping.items():
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# 获取控件字典
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widget_dict = getattr(ui_instance, widget_type, {})
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# 遍历控件字典
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for widget_name, signal_info in widgets.items():
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# 获取控件
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widget = widget_dict.get(widget_name)
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if not widget:
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# 静默处理未找到的控件，不显示警告
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# print(f"警告: 未找到控件 {widget_name}")
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continue
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# 获取信号名称和处理函数
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signal_name = signal_info.get('signal')
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handler = signal_info.get('handler')
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if not signal_name or not handler:
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print(f"警告: 信号名称或处理函数未指定 {widget_name}")
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continue
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# 获取信号对象
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signal = getattr(widget, signal_name, None)
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if not signal:
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print(f"警告: 未找到信号 {signal_name} 在控件 {widget_name} 中")
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continue
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# 获取可选参数
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args = signal_info.get('args', [])
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# 连接信号和槽
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if args:
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signal.connect(lambda *_, handler=handler, args=args: handler(*args))
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else:
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signal.connect(handler)
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def connect_maya_selection_changed(ui_instance, handler, parent_widget=None):
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"""连接Maya选择变化事件"""
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# 如果已经有scriptJob，先删除
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if hasattr(ui_instance, 'selection_job') and ui_instance.selection_job > 0:
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try:
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cmds.scriptJob(kill=ui_instance.selection_job, force=True)
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except:
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pass
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# 创建新的scriptJob
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parent_arg = {}
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if parent_widget and parent_widget.objectName():
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parent_arg = {"parent": parent_widget.objectName()}
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ui_instance.selection_job = cmds.scriptJob(
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event=["SelectionChanged", handler],
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protected=True,
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**parent_arg
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)
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print(f"已连接选择变化事件, scriptJob ID: {ui_instance.selection_job}")
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#============================================ MAYA HELPERS ==========================================
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def get_maya_main_window():
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"""获取Maya主窗口"""
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ptr = omui.MQtUtil.mainWindow()
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if ptr is not None:
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return wrapInstance(int(ptr), QtWidgets.QWidget)
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def get_parent_widget(widget_name):
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"""根据控件名称查找父容器控件"""
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# 获取Maya主窗口
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main_window = get_maya_main_window()
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if not main_window:
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return None
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# 查找所有子控件
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def find_widget(parent, name):
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# 检查当前控件
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if parent.objectName() == name:
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return parent
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# 递归查找子控件
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for child in parent.children():
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if isinstance(child, QtWidgets.QWidget):
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# 检查子控件
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if child.objectName() == name:
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return child
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# 递归查找
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result = find_widget(child, name)
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if result:
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return result
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return None
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# 从主窗口开始查找
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return find_widget(main_window, widget_name)
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def load_icon(icon_name):
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"""
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加载图标，支持多种来源
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Args:
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icon_name (str): 图标名称
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Returns:
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QIcon: 加载的图标对象
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"""
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if not icon_name:
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return QtGui.QIcon()
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# 尝试从插件图标路径加载
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if ICONS_PATH and os.path.exists(ICONS_PATH):
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# 检查不同的文件扩展名
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extensions = ['', '.png', '.jpg', '.svg', '.ico']
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for ext in extensions:
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path = os.path.join(ICONS_PATH, icon_name + ext)
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if os.path.exists(path):
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return QtGui.QIcon(path)
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# 尝试从Maya内置图标加载
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for prefix in [':', ':/']:
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try:
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icon = QtGui.QIcon(QtGui.QPixmap(f"{prefix}{icon_name}"))
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if not icon.isNull():
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return icon
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except:
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continue
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# 如果都失败，返回一个空图标
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return QtGui.QIcon()
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#============================================ SPLITTER ==========================================
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def set_splitter_proportions(splitter, proportions):
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"""
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设置分割器各部分的比例
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Args:
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splitter: 要设置的分割器
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proportions: 比例列表，如 [0.3, 0.7] 表示左侧占30%，右侧占70%
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"""
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if not isinstance(splitter, QtWidgets.QSplitter) or not proportions:
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return
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# 确保比例数量与分割器子部件数量一致
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if len(proportions) != splitter.count():
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return
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# 确保比例总和为1
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total = sum(proportions)
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if total <= 0:
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return
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# 计算每个部件应该的大小
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if splitter.orientation() == QtCore.Qt.Horizontal:
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total_size = splitter.width()
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else:
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total_size = splitter.height()
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# 计算实际大小
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sizes = [int(total_size * (p / total)) for p in proportions]
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# 设置大小
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splitter.setSizes(sizes)
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def update_ui_texts(widget):
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"""
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递归更新控件文本以应用当前语言
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Args:
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widget: 要更新的控件或控件容器
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"""
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from scripts.ui import localization
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# 更新标签文本
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if isinstance(widget, QtWidgets.QLabel):
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# 尝试查找与当前文本匹配的键
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current_text = widget.text()
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for lang in ["zh_CN", "en_US"]:
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for key, text in localization.LANG.get(lang, {}).items():
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if text == current_text:
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widget.setText(localization.get_text(key, current_text))
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break
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# 更新按钮文本和工具提示
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elif isinstance(widget, QtWidgets.QPushButton) or isinstance(widget, QtWidgets.QToolButton):
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# 更新按钮文本
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if widget.text():
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current_text = widget.text()
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for lang in ["zh_CN", "en_US"]:
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for key, text in localization.LANG.get(lang, {}).items():
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if text == current_text:
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widget.setText(localization.get_text(key, current_text))
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break
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# 更新工具提示
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if widget.toolTip():
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current_tip = widget.toolTip()
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for lang in ["zh_CN", "en_US"]:
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for key, text in localization.LANG.get(lang, {}).items():
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if text == current_tip:
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widget.setToolTip(localization.get_text(key, current_tip))
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break
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# 递归处理所有子控件
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for child in widget.findChildren(QtWidgets.QWidget):
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update_ui_texts(child)
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