在VBA中打开PowerPoint演示文稿并更新Excel链接,可以通过以下步骤实现:
Sub OpenAndUpdatePowerPoint()
Dim pptApp As Object ' PowerPoint.Application
Dim pptPres As Object ' PowerPoint.Presentation
Dim pptSlide As Object ' PowerPoint.Slide
Dim pptShape As Object ' PowerPoint.Shape
Dim pptChart As Object ' PowerPoint.Chart
Dim pptWorkbook As Object ' Excel.Workbook
' 打开PowerPoint演示文稿
Set pptApp = CreateObject("PowerPoint.Application")
Set pptPres = pptApp.Presentations.Open("C:\Path\to\Your\Presentation.pptx")
' 更新Excel链接
For Each pptSlide In pptPres.Slides
For Each pptShape In pptSlide.Shapes
If pptShape.HasChart Then
Set pptChart = pptShape.Chart
For Each pptWorkbook In pptChart.ChartData.Workbook.Sheets
pptWorkbook.Activate
pptWorkbook.UpdateLink pptWorkbook.LinkSources
Next pptWorkbook
End If
Next pptShape
Next pptSlide
' 关闭PowerPoint演示文稿
pptPres.Close
pptApp.Quit
' 释放对象
Set pptShape = Nothing
Set pptSlide = Nothing
Set pptPres = Nothing
Set pptApp = Nothing
End Sub
以上代码将打开指定的PowerPoint演示文稿,并遍历每个幻灯片中的形状。如果形状是一个图表,则会打开与该图表相关联的Excel工作簿,并更新链接。
请注意,这里使用的是早期绑定的方式,因此需要在VBA编辑器的“工具”菜单中选择“引用”,然后勾选“Microsoft PowerPoint xx.x Object Library”和“Microsoft Excel xx.x Object Library”,其中的xx.x表示你安装的版本号。
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