XL: Visual Basic Module to Create a Gantt Chart

Article translations Article translations
Article ID: 213447 - View products that this article applies to.
This article was previously published under Q213447
Expand all | Collapse all

On This Page

SUMMARY

In Microsoft Excel, you can create Gantt charts that show the task status for project planning and control. This article describes how to programmatically generate this type of chart using a Microsoft Visual Basic for Applications procedure.

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 Microsoft Advisory Services. For more information, visit these Microsoft Web sites:

Microsoft Certified Partners - https://partner.microsoft.com/global/30000104

Microsoft Advisory Services - http://support.microsoft.com/gp/advisoryservice

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 To create a Visual Basic for Applications macro in Excel that you can use to create a Gantt chart, follow these steps:
  1. Start Excel.
  2. Press ALT+F11 to start the Visual Basic Editor.
  3. On the Insert menu, click Module.
  4. Type or paste the following code in the Visual Basic module sheet:
    Option Explicit
     
    Sub Gantt_Chart()
        'Define the variables.
        Dim rge As String
        Dim ValueAxisMinValue As Date
        Dim shtname As String
        Dim Title As String, aChart As Chart
        'Store the location of the data as a string.
        rge = Selection.Address()
        'Store the start date for the chart.
        ValueAxisMinValue = Selection.Cells(2, 2).Value
        'Ask user for the Chart title.
        Title = InputBox("Please enter the title")
        'Store the sheet name.
        shtname = ActiveSheet.Name
        'Turn off screen updating.
        Application.ScreenUpdating = False
        'Create a chart located on a chart sheet.
        Set aChart = Charts.Add
        With aChart
            .ChartWizard Source:=Sheets(shtname).Range(rge), _
            Gallery:=xlBar, Format:=3, PlotBy:=xlColumns, _
            CategoryLabels:=1, SeriesLabels:=1, HasLegend:=1, _
            Title:=Title, CategoryTitle:="", ValueTitle:="", _
            ExtraTitle:=""
            'Remove the legend.
            .Legend.Delete
            'Create and format the series.
            With .SeriesCollection(1)
                With .Border
                    .Weight = xlThin
                    .LineStyle = xlNone
                End With
                .InvertIfNegative = False
                .Interior.ColorIndex = xlNone
            End With
            'Modify the category (x) axis.
            With .Axes(xlCategory)
                .ReversePlotOrder = True
                .TickLabelSpacing = 1
                .TickMarkSpacing = 1
                .AxisBetweenCategories = True
            End With
            'Modify the value (y) axis.
            With .Axes(xlValue)
                .MinimumScale = ValueAxisMinValue
                .MaximumScaleIsAuto = True
                .MinorUnitIsAuto = True
                .MajorUnitIsAuto = True
                .Crosses = xlAutomatic
                .ReversePlotOrder = False
                .ScaleType = False
                .HasMajorGridlines = True
                .HasMinorGridlines = False
            End With
         End With
        'Turn screen updating back on.
        Application.ScreenUpdating = True
     
     End Sub
    					
  5. Press ALT+F11 to return to Excel.

Using the Macro

To use the Gantt_chart macro, follow these steps:
  1. In a new Excel worksheet, type the following values:
         A1:            B1: START        C1: DAYS          D1: DAYS
         A2: TASK       B2: DATE         C2: COMPLETED     D2: REMAINING
         A3: TASK-1     B3: 1/1/91       C3: 150           D3: 15
         A4: TASK-2     B4: 5/1/91       C4: 21            D4: 31
         A5: TASK-3     B5: 7/1/91       C5: 0             D5: 114
         A6: TASK-4     B6: 10/1/91      C6: 0             D6: 4
         A7: TASK-5     B7: 10/15/91     C7: 0             D7: 31
         A8: TASK-6     B8: 11/1/91      C8: 0             D8: 2
    					
  2. Select cells A2:D8.
  3. On the Tools menu, point to Macro, and then click Macros.
  4. Click Gantt_chart, and then click Run.
  5. Type the chart title when prompted. The Gantt chart is displayed on a new chart sheet. You may add any additional formatting that you want.

Properties

Article ID: 213447 - Last Review: January 24, 2007 - Revision: 2.6
APPLIES TO
  • Microsoft Excel 2000 Standard Edition
  • Microsoft Excel 2002 Standard Edition
  • Microsoft Excel 97 Standard Edition
Keywords: 
kbhowto KB213447

Give Feedback

 

Contact us for more help

Contact us for more help
Connect with Answer Desk for expert help.
Get more support from smallbusiness.support.microsoft.com