Free Pascal / Lazarus: SQLite Database Tutorials: Reports with LazReport. Free Pascal Lazarus Project – Sync’ed with Lazarus SubVersion trunk every 15 minutes – alrieckert/lazarus. jesus LazReport, two additional export filters – TfrImageExportFilter, TfrH tutorials/stringgrid · LazReport, added stringgrid/variables tutorial from German.
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To show the format editor, double click on a rectangle to get the Text Editor, then click the Format button. On the Other tab, you can fill out some report metadata, as is done on the screenshot below: To do this, open the report editor and select the File menu and the Variable List. On the the second, system date and time need to be added. ShowReport ; end ; TForm1. It’s a bit long, but if needed, you can create a descendant of TfrReport with an easier printing method or classcreate a PrintReport Report: Alternatively, as indicated before, you can write the resulting text directly.
To tutorjal band, a rectangle was added with the text “GuitarClub”. You can use all kinds of operators and functions in your calculations; see LazReport Documentation Documentation for an overview. For that, use the keyword Value to indicate the value of the variable. ShowReport ; end.
Lazarus: Reports with LazReport
In our application, we show a report by clicking btnReport: You can set these parameters to an area by clicking the Highlight button. Strings [ FNo ] ; end ; Val: You need to define your functions following the following template in the file FR. If not, please do so. Variant ; Var valley: Choose a color for the background with the Bucket Fill button on the toolbar.
A function definition is nice, but we haven’t specified how these functions work. Calc P2 ; Result: Until LazReport documentation is elaborated, this Wiki page will be used as a documentation container; maybe in the future the missing documentation could be generated from here. Do this tutorail all variables; the screenshot shows the link for Hire date:.
Now we’ll add some report variables unrelated to the database data in our example.
To differentiate the two, the variables start with a space. The only difference is that you will not select a value field, but leave None the default value: Now let’s write the code required to load and view or edit our report. Report generator Lazarus provides LazReporta report generatorfor adding reporting capabilities to applications.
Personal tools Create account Log in. Also, don’t we need to add a rectangle somewhere and show variable test1? Alphanumeric type constants should be limited by a character.
SQLite Database Tutorial: Report generator
They let you e. You can specify a condition that determines when highlighting is applied.
Press OK as needed to get back to the report designer. Highlighting is very useful for emphasizing data. To this band, reactangles were added for the various fields that we want to display.
LazReport Tutorial – Free Pascal wiki
By default highlighter is a simple bold on white background. You may have noticed a small number of objects in the object bar to the left of the report surface. This special text export filter produces valid “HTML 4. As you can see, the category we defined is shown in the ComboBox above the variables.
This export filter tries to make a text representation of a graphical report by fitting the original graphical coordinates into a more coarse grid where each unit is of “UsedFont” pixels, depending on the value of UsedFont value, the exported output may more or less represent the layout of objects in graphical report. LazReport is a group tuutorial components to add reporting capabilities to applications. Choose desired margins, number of columns, and the space between them, layout order tuutorial.