首先,我们需要使用Python操作PowerPoint文件,这可以使用Python库python-pptx实现。使用python-pptx可以打开、修改和创建PowerPoint文件。接下来,我们需要实现以下步骤:
下面是Python代码示例:
from pptx import Presentation
from pptx.util import Cm
# 打开PowerPoint文件
prs = Presentation('sample.pptx')
# 获取幻灯片标题和页码
toc = []
for i, slide in enumerate(prs.slides):
title = slide.shapes.title.text
page_num = i + 1
toc.append((title, page_num))
# 创建目录页
title_slide_layout = prs.slide_layouts[0]
slide = prs.slides.add_slide(title_slide_layout)
# 格式化目录页
left = top = Cm(2.5)
width = Cm(22)
height = Cm(17)
textbox = slide.shapes.add_textbox(left, top, width, height)
tf = textbox.text_frame
tf.text = '目录'
# 向目录页文本框中添加幻灯片标题和页码
p = tf.add_paragraph()
p.text = '内容页1'
p.level = 1
for title, page_num in toc:
p = tf.add_paragraph()
p.level = 2
p.text = '{} \t {}'.format(title, page_num)
# 创建超链接
for shape in tf:
if not shape.text:
continue
hyperlink = shape.text.strip()
parts = hyperlink.split('\t')
if len(parts) != 2:
continue
title, page_num = parts
sld = prs.slides[int(page_num) - 1]
shape.hyperlink.address = sld.slide_id
# 保存更改后的PowerPoint文件
prs.save('sample-with-toc.pptx')