LAZREPORT TUTORIAL PDF

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 ยท LazReport, added stringgrid/variables tutorial from German.

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It has an extension mechanism with support for plugins that can be used to add any amount of export filters. Choose a color for the background with the Bucket Fill button on the toolbar. For that, use the keyword Value to indicate the value of the variable.

LazReport Tutorial – Free Pascal wiki

A filters package is installed in the same way as any other Lazarus Package; after restarting Lazarus, the filters usually appear as icons in the LazReport tab on the Component Palette. Depending on the number of parameters, you have more or less edit areas. Are these names ok? Now we have to tell the report you need to treat all data as binary jpg image files.

Retrieved from ” http: Currently it defines only one additional property. For simplicity’s sake, we’ll use the Delphi approach.

All ExportFilter clases share this event and the developer has to type-cast the sender argument to the desired export filter class, for example:. We’re assuming you already have your database set up as specified in SQLdb Tutorial0. In the left half of the band we insert a rectangle and double click. If you want to include the total number of pages with the page number on each page, you need to select Two-pass report which tells Lazreport to build the report twice, inserting total number of pages on the second run.

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SQLite Database Tutorial: Report generator

For our report, the following components were added: Double-click on the TfrReport icon or right-click, Design Report to bring up the report designer:. The lazreort difference is that you will not select a value field, but leave None the default value: This special text export filter produces Comma Separated Value output hutorial any character can be used as separatorit differs from its ancestor in that it doesn’t try to create text layout representation of graphical report, instead, for each record output it tries to guess the fields order from the source report, it then produce a list of fields tutoriap a separator defined by the user.

The master band will be repeated for each record in the data source. Other formatting options are present on the button bar below the menu e. 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 tutprial the value of UsedFont value, the exported output may more or less represent the layout of objects in graphical report.

Add a TButton component with Caption: Report generator Lazarus provides LazReporta report generatorfor adding reporting capabilities to applications. In the Report title band, add a rectangle. 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: Var Par1Par2: To do this, select turorial variable and then the field.

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LazReport Documentation – Free Pascal wiki

The distinction between variables and variables categories by starting variables with a space is needed unique and exclusively in this dialog Variables List. In our application, we show a report by clicking btnReport: Tutoria p1 ; Par2: Now we will add several fields in the one rectangle.

You can use all kinds of operators and functions in your calculations; see LazReport Documentation Documentation for an overview. To this band, reactangles were added for the various fields that we want to display.

Now add some test data – the example here uses jpg files – into the PHOTO field with your favourite database tool.

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. Platform specific things described there like OLE objects are not implemented in LazReport, also some examples or pictures make reference to samples available only on Delphi.

This shows you can perform lqzreport with fields coming from the data source.

In the report designer, we started by adding a “Report title” band. Highlighting is very useful for emphasizing data. If not, please do so. You have a preview option that gives end users a way to modify the report without changing the basic application.