The QtiPlot Handbook
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# The Column Toolbar

This toolbar provides single-click access to the commands of the Table Menu which are used to rearrange columns in the table, fill columns with values and define the plot role of selected columns. A few items from the Analysis menu are also included on this toolbar.

Figure 4-5. The QtiPlot Column Toolbar

Table 4-14. Column toolbar commands.

Icon | Command | Key | Description
--- | --- | --- | ---
| Table -> Set Column Values... | Alt-Q | Used for functional assignment of values in selected column.
| Table -> Fill Column With -> Row Numbers |  | Fills each row in the selected column with it's corresponding row number.
| Table -> Fill Column With -> Random Numbers |  | Fills each row in the selected column with a random value.
| Analysis -> Sort Table |  | Sorts all columns in the selected table into ascending or descending order.
| Analysis -> Statistics on Columns |  | Computes statistical parameters on selected columns.
| Analysis -> Statistics on Rows |  | Computes statistical parameters on the selected rows.
| Table -> Set Column As -> X |  | Define the selected column as abscissae for plotting.
| Table -> Set Column As -> Y |  | Define the selected column as an ordinate for plotting.
| Table -> Set Column As -> Z |  | For 3D plots, Z columns will be used as height values.
| Table -> Set Column As -> Y error |  | Define the selected column for use as error bars for Y-values.
| Table -> Set Column As -> label |  | Define the selected column as containing labels.
| Table -> Set Column As -> Disregard |  | This command removes any plot role from selected columns.
| Table -> Move to First |  | Moves the selected column to the beginning of the table.
| Table -> Move Left |  | Moves the selected column to the left.
| Table -> Move Right |  | Moves the selected column to the right.
| Table -> Move to Last |  | Moves the selected column to the end of the table.
| Table -> Swap columns |  | Swap the selected columns.
| Table -> Set Optimal Column Width |  | Sets an optimal width on the selected columns.
| Table -> Move Row -> UP |  | Moves selected row UP one slot in table.
| Table -> Move Row -> DOWN |  | Moves selected row DOWN one slot in table.
| Table -> Add Column | Alt-C | Adds a new column to the selected table.

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