DOCUMENT:Q162247 13-MAY-2002 [powerpt] TITLE :PPT: Sample Code to Center a Selection of Objects PRODUCT :Microsoft PowerPoint for Windows PROD/VER:MACINTOSH:98; WINDOWS:97 OPER/SYS: KEYWORDS:kbcode kbmacro kbProgramming kbdta kbdtacode KbVBA _IK11573 ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft PowerPoint 98 Macintosh Edition - Microsoft PowerPoint 97 for Windows - Microsoft Visual Basic for Applications ------------------------------------------------------------------------------- SUMMARY ======= This article contains a sample Microsoft Visual Basic for Applications macro (Sub procedure) that centers an object horizontally on a Microsoft PowerPoint slide. You select the object you want to center and then run the macro. The macro can also center more than one object at a time. To have the macro center multiple objects, hold down the shift key and click each of the objects you want to center. MORE INFORMATION ================ Microsoft provides programming examples for illustration only, without warranty either expressed or implied, including, but not limited to, the implied warranties of merchantability and/or fitness for a particular purpose. This article assumes that you are familiar with the programming language being demonstrated and the tools used to create and debug procedures. Microsoft support professionals can help explain the functionality of a particular procedure, but they will not modify these examples to provide added functionality or construct procedures to meet your specific needs. If you have limited programming experience, you may want to contact a Microsoft Certified Partner or the Microsoft fee-based consulting line at (800) 936-5200. For more information about Microsoft Certified Partners, please visit the following Microsoft Web site: http://www.microsoft.com/partner/referral/ For more information about the support options that are available and about how to contact Microsoft, visit the following Microsoft Web site: http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS Sample Visual Basic Procedure ----------------------------- Sub CenterShape() ' Object reference to a shape. Dim ShapeObject As Shape ' Holds the center of the slide. Dim SlideCenter As Long ' Holds the center of a shape. Dim ShapeCenter As Long ' Stores the number of shapes. Dim lNumberOfShapes As Long ' Variable to store the selection type. Dim lSelectionType As Long ' Variables used to build the error message. Dim ErrorMessage As String Dim ErrorWindowTitle As String ' Variables used to build the success message. Dim Message As String Dim WindowTitle As String ' Holds the number of shapes centered. Dim count As Long ' Stores the selection type. lSelectionType = ActiveWindow.Selection.Type ' Checks whether selection is a shape. If lSelectionType <> ppSelectionShapes Then Select Case lSelectionType ' The selected item is a slide. Case ppSelectionSlides ErrorMessage = "You have a slide selected. " ErrorWindowTitle = "Slide Selected" ' The selected item is text. Case ppSelectionText ErrorMessage = "You have text selected. " ErrorWindowTitle = "Text Selected" ' Nothing is selected. Case ppSelectionNone ErrorMessage = "You have nothing selected. " ErrorWindowTitle = "Nothing Selected" Case Else ErrorMessage = "A problem with you selection. " ErrorWindowTitle = "Unkown Error" End Select ' Build the rest of the error message. ErrorMessage = ErrorMessage & "Please select a " _ & "shape and run the macro again." ' Display the error message. MsgBox ErrorMessage, vbExclamation, ErrorWindowTitle ' Stop the macro. End End If ' Calculates the center of the slide. SlideCenter = ActivePresentation.PageSetup.SlideWidth \ 2 ' Initializes the count before using it. count = 0 ' Centers each object as the loop goes through. For Each ShapeObject In ActiveWindow.Selection.ShapeRange ShapeCenter = ShapeObject.Width \ 2 ShapeObject.Left = SlideCenter - ShapeCenter count = count + 1 Next ShapeObject ' Builds the success message. WindowTitle = "Macro Completed" Message = "Successfully centered " If count = 1 Then Message = Message & "1 object." Else Message = Message & count & " " Message = Message & "objects" End If ' Displays the message box. MsgBox Message, vbInformation, WindowTitle End Sub REFERENCES ========== For more information about creating Visual Basic for Applications macros, click the Office Assistant in Microsoft PowerPoint, type "how to create a macro" (without the quotation marks) click Search, and then click to view "Create a macro in Visual Basic Editor." For more information about running Visual Basic for Applications macros, click the Office Assistant in Microsoft PowerPoint, type "how to run a macro" (without the quotation marks) click Search, and then click to view "Run a macro." NOTE: If the Assistant is hidden, click the Office Assistant button on the Standard toolbar. If the Assistant is not able to answer your query, please see the following article in the Microsoft Knowledge Base: Q176476 OFF: Office Assistant Not Answering Visual Basic Questions For more information about getting help with Visual Basic for Applications, please see the following article in the Microsoft Knowledge Base: Q163435 VBA: Programming Resources for Visual Basic for Applications Additional query words: 97 8.00 kbpptvba ppt8 vba vbe macppt mac_ppt ppt98 98 powerpt ====================================================================== Keywords : kbcode kbmacro kbProgramming kbdta kbdtacode KbVBA _IK11573 Technology : kbHWMAC kbOSMAC kbPowerPtSearch kbZNotKeyword6 kbPowerPt97 kbPowerPt97Search kbPowerPt98Search kbPowerPt98 kbVBASearch kbZNotKeyword3 Version : MACINTOSH:98; WINDOWS:97 Hardware : MAC x86 Issue type : kbhowto ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2002.