first commit

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[co]
+*$py.class
+
+debug
+release
+.qmake.stash
+Makefile
+Makefile.Debug
+Makefile.Release
+
+Tmp
+Tmp/*
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+.pytest_cache/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# pyenv
+.python-version
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+
+.idea
+.settings
+.project
+.pydevproject
+*.pyc
+Tmps/*
+logs/*
+cache/*
+errors/*
+dist/Launcher*
+build/*
+*.pydevproject
+log.txt
+/tmp/
+/tmp/*
+/Tmps
+/Tmps/*
+cache/*
+cache/
+/tmp/Material
+/tmp/Material/*
+*.pyc
+.setting
+.setting/
+.setting/*
+/.setting/
+/.setting/*
+tmp
+.spec
+.project
+.pydevproject
+.README.md.html
+README.md.html
+shape_predictor_68_face_landmarks.dat

Client.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2021/2/18
+@author: Irony
+@site: https://github.com/PyQt5
+@email: [email protected]
+@file: Client
+@description: 
+"""
+import cgitb
+import json
+import sys
+from random import randint
+from threading import Thread
+from time import sleep
+
+from PyQt5.QtWidgets import QApplication, QWidget
+
+from SplashScreen import SplashScreen
+
+UseHtml = randint(0, 10) % 2
+
+
+def formatText(text, color, progress=0):
+    text = '<font color={0}>{1}</font>'.format(color, text) if UseHtml else text
+    return json.dumps({'text': text, 'progress': progress}) + '\n'
+
+
+def initData():
+    # 模拟后台初始化其他数据
+    SplashScreen.sendMessage(formatText('初始化其他数据', 'red'))
+    sleep(2)
+
+    for i in range(1, 101):
+        SplashScreen.sendMessage(
+            formatText('加载模型中...{0}%'.format(i), 'green', i))
+        sleep(0.1)
+
+
+class Window(QWidget):
+
+    def __init__(self, *args, **kwargs):
+        super(Window, self).__init__(*args, **kwargs)
+        # 模拟界面初始化
+        sleep(2)
+        SplashScreen.sendMessage(formatText('UI初始化完成', 'white'))
+        sleep(2)
+
+        # 模拟加载其它数据
+        t = Thread(target=initData, daemon=True)
+        t.start()
+        t.join()
+
+        # 加载完成发送退出
+        SplashScreen.sendMessage(
+            json.dumps({'text': 'exit', 'progress': 0}) + '\n')
+        SplashScreen.disconnect()
+
+
+if __name__ == '__main__':
+    cgitb.enable(format='text')
+
+    SplashScreen.connect(True)
+    SplashScreen.sendMessage(formatText('初始化中...', 'white'))
+
+    app = QApplication(sys.argv)
+
+    # 创建界面
+    w = Window()
+    w.show()
+
+    sys.exit(app.exec_())

Launcher1.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2021/2/20
+@author: Irony
+@site: https://github.com/PyQt5
+@email: [email protected]
+@file: Launcher1
+@description: 
+"""
+
+import cgitb
+import os
+import sys
+
+from PyQt5.QtGui import QColor
+from PyQt5.QtWidgets import QWidget
+
+import Resource_rc
+from SplashScreen import SplashScreen
+from UiFiles.Ui_AdobeBottom import Ui_AdobeBottom
+
+
+class AdobeBottom(QWidget, Ui_AdobeBottom):
+
+    def __init__(self):
+        super(AdobeBottom, self).__init__()
+        self.setupUi(self)
+
+
+if __name__ == '__main__':
+    cgitb.enable(format='text')
+    Resource_rc.qInitResources()
+
+    executable = 'Client'
+    if sys.argv[0].find('.py') > -1:
+        # 调试时用
+        sys.argv.append(os.path.abspath('Client.py'))
+        executable = sys.executable
+
+    SplashScreen.start(
+        executable, ':/Resources/Splash2015Background.png',
+        AdobeBottom, above=True, color=QColor(43, 204, 249))

Launcher2.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2021/2/20
+@author: Irony
+@site: https://github.com/PyQt5
+@email: [email protected]
+@file: Launcher1
+@description: 
+"""
+
+import cgitb
+import os
+import sys
+
+from PyQt5.QtGui import QColor
+from PyQt5.QtWidgets import QWidget
+
+import Resource_rc
+from SplashScreen import SplashScreen
+from UiFiles.Ui_AdobeCenter import Ui_AdobeCenter
+
+
+class AdobeCenter(QWidget, Ui_AdobeCenter):
+
+    def __init__(self):
+        super(AdobeCenter, self).__init__()
+        self.setupUi(self)
+
+
+if __name__ == '__main__':
+    cgitb.enable(format='text')
+    Resource_rc.qInitResources()
+
+    executable = 'Client'
+    if sys.argv[0].find('.py') > -1:
+        # 调试时用
+        sys.argv.append(os.path.abspath('Client.py'))
+        executable = sys.executable
+
+    SplashScreen.start(
+        executable, ':/Resources/Splash2013Background.png',
+        AdobeCenter, above=True, color=QColor(43, 204, 249))

Launcher3.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Created on 2021/2/20
+@author: Irony
+@site: https://github.com/PyQt5
+@email: [email protected]
+@file: Launcher1
+@description: 
+"""
+
+import cgitb
+import os
+import sys
+from random import randint
+
+import Resource_rc
+from SplashScreen import SplashScreen
+
+
+if __name__ == '__main__':
+    cgitb.enable(format='text')
+    Resource_rc.qInitResources()
+
+    executable = 'Client'
+    if sys.argv[0].find('.py') > -1:
+        # 调试时用
+        sys.argv.append(os.path.abspath('Client.py'))
+        executable = sys.executable
+
+    SplashScreen.start(
+        executable,
+        ':/Resources/Splash{0}.gif'.format(randint(1, 2)),
+        single=True, above=True)

README.md

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+# PyQtSplashScreen
+
+原本考虑使用C++ Qt编写，但需要编译个版本比较麻烦，这里使用Python编写，并编译为独立的Launcher进程
+
+启动界面采用独立进程（考虑相同进程繁忙时可能导致界面不更新，故分离出来）。并使用`QLocalSocket`来作为通信传递消息
+
+ScreenShot
+
+![Launcher1](ScreenShot/Launcher1.gif)
+
+![Launcher2](ScreenShot/Launcher2.gif)
+
+![Launcher3-1](ScreenShot/Launcher3-1.gif)
+
+![Launcher3-2](ScreenShot/Launcher3-2.gif)

Resource.qrc

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+<RCC>
+  <qresource prefix="/">
+    <file>Resources/Splash2013Background.png</file>
+    <file>Resources/Splash2015Background.png</file>
+    <file>Resources/Splash2019Background.png</file>
+    <file>Resources/Splash1.gif</file>
+    <file>Resources/Splash2.gif</file>
+  </qresource>
+</RCC>