尝试恢复一个名为小波的PyUNO示例脚本,以了解LO在当今的工作方式并重新开始。自LibreOffice&;UNO在脚本创建时做了一些更改,我遇到了一些问题
已成功获取桌面对象。现在我想检索打开文档的组件。我如何正确地实现这一点?desktop.getCurrentComponent()
调用返回None
LibreOffice版本:6.4.6.2
系统:Ubuntu MATE 20.04 x86_64
守则如下:
#!/usr/bin/python3
def TestWave(event):
wavelet = Wavelet(XSCRIPTCONTEXT)
wavelet.trigger( () )
import uno
import unohelper
import string
from com.sun.star.task import XJobExecutor
class Wavelet( unohelper.Base, XJobExecutor ):
def __init__( self, ctx ):
self.ctx = ctx
def trigger( self, args ):
desktop = self.ctx.ServiceManager.createInstanceWithContext(
"com.sun.star.frame.Desktop", self.ctx )
doc = desktop.getCurrentComponent()
print('doc:', doc)
#try:
search = doc.createSearchDescriptor()
search.SearchRegularExpression = True
search.SearchString = "\\<(k|s|v|z|o|u|i|a) "
found = doc.findFirst( search )
while found:
print("found:", found.String)
found.String = string.replace( found.String, " ", u"\xa0" )
found = doc.findNext( found.End, search)
#except:
# pass
g_ImplementationHelper = unohelper.ImplementationHelper()
g_ImplementationHelper.addImplementation(
Wavelet,
"name.vojta.openoffice.Wavelet",
("com.sun.star.task.Job",),)
if __name__ == "__main__":
import os
# Start OpenOffice.org, listen for connections and open testing document
os.system( "loffice '--accept=socket,host=localhost,port=2002;urp;' --writer ./WaveletTest.odt &" )
# Get local context info
localContext = uno.getComponentContext()
resolver = localContext.ServiceManager.createInstanceWithContext(
"com.sun.star.bridge.UnoUrlResolver", localContext )
ctx = None
# Wait until the OO.o starts and connection is established
while ctx == None:
try:
ctx = resolver.resolve(
"uno:socket,host=localhost,port=2002;urp;StarOffice.ComponentContext" )
except:
pass
# Trigger our job
wavelet = Wavelet( ctx )
wavelet.trigger( () )
输出:
doc: None
Traceback (most recent call last):
File "./wavelet.py", line 62, in <module>
wavelet.trigger( () )
File "./wavelet.py", line 24, in trigger
search = doc.createSearchDescriptor()
AttributeError: 'NoneType' object has no attribute 'createSearchDescriptor'
尝试不给
desktop.getCurrentComponent()
变量,所以删除doc =
。我记得我有过那个问题,但不明白它为什么这么做。我所记得的是,没有命名它使我的代码工作。这是我能给你的唯一建议试图等待文档组件可用。它成功了:
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