MBS Xojo Plugin Tutorial Videos

ChartDirectorWin Source

Class App
Inherits Application
  // Constants
  Const kFileQuitShortcut = Ctrl+Q
  Const kFileQuit = E&xit
  Const kEditClear = &Delete
End Class

Class Window1
Inherits Window
  // Controls
  ControlInstance
    Sub Open() Handles Event
      me.ColumnType(0)=me.TypeEditable
      me.ColumnType(1)=me.TypeEditable
      
    End Sub
    Sub Change() Handles Event
      RemoveButton.Enabled=me.ListIndex>=0
      
      MakeChart
      
    End Sub
    Function CellKeyDown(row as Integer, column as Integer, key as String) As Boolean Handles Event
      if asc(key)=9 then // tab key
        if column=0 then
          me.EditCell(row,1)
          Return true
        elseif column=1 then
          me.EditCell(row,0)
          Return true
        end if
        
      end if
    End Function
    Function CellBackgroundPaint(g As Graphics, row As Integer, column As Integer) As Boolean Handles Event
      if row mod 2=0 then
        if row=me.ListIndex then // selected row
          Return false
        else
          g.ForeColor=&cEEEEFF // light blue
          g.FillRect 0,0,g.Width,g.Height
          Return true
        end if
      end if
    End Function
  End ControlInstance
  ControlInstance
    Sub Action() Handles Event
      list.AddRow ""
      list.EditCell(list.LastIndex,0)
      
    End Sub
  End ControlInstance
  ControlInstance
    Sub Action() Handles Event
      list.RemoveRow list.ListIndex
      
    End Sub
  End ControlInstance
  ControlInstance
  End ControlInstance
  
  // Event implementations
  Sub Open()
    MakeChart
  End Sub
  
  // Methods
  Sub MakeChart()
    dim u,i as integer
    
    dim data(-1) as double
    dim labels(-1) as string
    
    u=list.ListCount-1
    for i=0 to u
      labels.Append list.Cell(i,0)
      data.Append val(list.cell(i,1))
    next
    
    dim c as new CDXYChartMBS(canvas1.Width, canvas1.Height)
    
    call c.setPlotArea(30,20, Canvas1.Width-50, canvas1.Height-50)
    
    call c.addBarLayer data
    
    call c.xAxis.setLabelS labels
    
    canvas1.Backdrop=c.makeChartPicture
    
  End Sub
End Class


 

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