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672 lines
15 KiB
672 lines
15 KiB
<!-- If you want to validate or edit this document separately, uncomment
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this prolog
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<?xml version="1.0" ?>
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<!DOCTYPE chapter PUBLIC "-//KDE//DTD DocBook XML V4.1-Based Variant V1.0//EN" "dtd/kdex.dtd">
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-->
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<chapter id="prog-guide">
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<chapterinfo>
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<authorgroup>
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<author
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><firstname
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>Alexander</firstname
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> <surname
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>Dymo</surname
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> <affiliation
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> <address
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><email
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>cloudtemple@mksat.net</email
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></address>
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</affiliation>
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</author>
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<author
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><firstname
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>Phil</firstname
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> <surname
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>Thompson</surname
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> <affiliation
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> <address
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><email
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>phil@river-bank.demon.co.uk</email
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></address>
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</affiliation>
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</author>
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<othercredit role="translator"
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><firstname
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>Marek</firstname
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><surname
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>Laane</surname
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><affiliation
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><address
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><email
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>bald@starman.ee</email
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></address
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></affiliation
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><contrib
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>Tõlge eesti keelde</contrib
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></othercredit
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>
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</authorgroup>
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</chapterinfo>
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<title
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>Juhiseid programmeerijatele</title>
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<sect1 id="how-to-use-in-progs">
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<title
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>Kuidas kasutada &kugar;it aruannete loomiseks oma rakendustes</title>
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<itemizedlist>
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<title
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>&kugar;it saab kasutada mitmel viisil</title>
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<listitem>
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<para
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>Luues ajutise faili, milles olevad andmed on organiseeritud vastavalt <link linkend="kugardata-dtd"
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>Kugari andmete dokumenditüübi definitsioonile</link
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>. Seejärel käivita käsk <command
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>kugar</command
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> ( <cmdsynopsis
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> <command
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>kugar</command
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> <group
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> <option
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>-d <replaceable
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>Kugari andmefail</replaceable
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></option
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> </group
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> <group
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> <option
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>-r <replaceable
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>Kugari mallifail</replaceable
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></option
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> </group
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> </cmdsynopsis
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> ) aruande eelvaatluseks. Täpsemat infot vaata osast <link linkend="prog-using-for-preview"
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>&kugar;i kasutamine aruannete eelvaatluseks</link
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>. </para>
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</listitem>
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<listitem>
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<para
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>Kasutades &kugar;it vahetult rakenduse koodis. Täpsemat infot vaata osast <link linkend="prog-using-widget"
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>&kugar;i klasside kasutamine aruannete loomisel</link
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>. </para>
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</listitem>
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<listitem>
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<para
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>Luues &Qt; disaineri plugina ja kasutades seda disaineris rakenduse &GUI; loomiseks ning selle dünaamiliseks linkimiseks rakendusega. Täpsemat infot vaata osast <link linkend="prog-designer-plugin"
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>&Qt; disaineri plugina loomine</link
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>. </para>
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</listitem>
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</itemizedlist>
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<para
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>Viimased kaks võimalust meeldivad loodetavasti hästi &Qt; ja &kde; arendajatele. Kuid &kugar; on mõeldud aruannete generaatoriks sõltumata kasutatavast programeerimiskeelest ja/või <acronym
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>IDE</acronym
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>-st. Kugar kasutab aruande mallide ja andmefailide kirjeldamisel &XML;-vormingut, nii et põhimõtteliselt võib suvaline rakendus leida väljundi &kugar;i andmefailis, mida kirjeldab <link linkend="kugardata-dtd"
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>KugarData <acronym
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>DTD</acronym
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></link
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> või isegi aruande mallis (vaata <link linkend="template-dtd"
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>KugarTemplate <acronym
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>DTD</acronym
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></link
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>). Genereeritud aruannete eelvaatluseks saab kasutada &kugar;i shelli (aruannete näitajat). </para>
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</sect1>
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<sect1 id="prog-using-for-preview">
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<title
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>&kugar;i kasutamine aruannete eelvaatluseks</title>
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<orderedlist>
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<title
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>Aruande loomise ja eelvaatluse meetod on järgmine:</title>
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<listitem>
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<para
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>Loo aruande malli fail &kudesigner;i abil </para>
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</listitem>
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<listitem>
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<para
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>Loo korrektne andmefail. Kuidas see välja peab nägema, saab teada osast <link linkend="kugardata-dtd"
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>KugarData <acronym
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>DTD</acronym
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></link
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>. </para>
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</listitem>
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<listitem>
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<para
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>Käivita &kugar;i shell aruande eelvaatluseks. Näiteks C või C++ keeles:</para>
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<programlisting
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><function
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>system(<option
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>"kugar -r <replaceable
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>template_file.ktf</replaceable
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>-d <replaceable
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>data_file.kdf</replaceable
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>"</option
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>)</function
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>.
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</programlisting>
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<para
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>Ära unusta kaasamast faili <filename class="headerfile"
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>stdlib.h</filename
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>. </para>
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</listitem>
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</orderedlist>
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</sect1>
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<sect1 id="prog-using-widget">
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<title
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>&kugar;i klasside kasutamise aruannete loomisel</title>
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<para
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>&kugar;i teegis on kaks kasutuskõlbulikku vidinat. </para>
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<para
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>Klass <classname
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>KReportViewer</classname
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> on mõeldud &kde; arendajatele. See toetab &kde; trükkimissüsteemi ja &UNIX; lokaliseerimist väljakutsetega <function
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>i18n()</function
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>. </para>
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<para
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>Klass <classname
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>MReportViewer</classname
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> on mõeldud &Qt; arendajatele ning pakub tõelist vabadust platvormist. Seda saab kasutada mitte ainult &UNIX; platvormil, vaid ka &Windows; ja &MacOS; puhul. </para>
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<para
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>&kugar;i teegi kasutamiseks rakenduse loomisel tuleb see linkida jagatud teegiga <filename
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>libkugar.so</filename
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>, mida pakub &kugar;i pakett kõigile &UNIX; platvormidele. </para>
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<para
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>Kaasatud failid on <filename
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>kugarqt.h</filename
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> ja <filename
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>kugar.h</filename
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> (vastavalt &Qt; ja &kde; rakendustele). </para>
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<para
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>Üksikasjalikku näidet, kuidas kasutada &kugar;i klasse, vaata &kugar;i lähtekoodi kataloogis <filename class="directory"
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>/shell</filename
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>. </para>
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<para
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><classname
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>MReportViewer</classname
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> (aga ka <classname
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>KReportViewer</classname
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>) sisaldab mitu kasutatavat avalikku meetodit. </para>
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<funcsynopsis>
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<funcprototype>
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<funcdef
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>void <function
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>renderReport</function
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></funcdef>
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<void/>
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</funcprototype>
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<funcsynopsisinfo
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>Teisendab aruande ekraanile.</funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype>
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<funcdef
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>void <function
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>printReport</function
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></funcdef>
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<void/>
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</funcprototype>
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<funcsynopsisinfo
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>Kutsub välja dialoogi aruande trükkimiseks.</funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype>
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<funcdef
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>void <function
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>clearReport</function
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></funcdef>
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<void/>
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</funcprototype>
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<funcsynopsisinfo
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>Puhastab aruande ekraanil ja vabastab aruande andmed. Seda tasub välja kutsuda enne uue aruande avamist.</funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype
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><funcdef
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>bool <function
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>setReportData</function
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></funcdef
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> <paramdef
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>const QString &<parameter
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>andmefaili_nimi</parameter
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></paramdef
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> </funcprototype>
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<funcsynopsisinfo
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>Määrab võtmega <replaceable
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>andmefaili_nimi</replaceable
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>, millisest failist aruanne andmeid võtab.</funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype
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><funcdef
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>bool <function
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>setReportData</function
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></funcdef
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> <paramdef
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>const QIODevice &<parameter
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>andmete_IO_seade</parameter
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></paramdef
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> </funcprototype>
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<funcsynopsisinfo
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>Määrab võtmega <replaceable
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>andmete_IO_seade</replaceable
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>, millisest failist aruanne andmeid võtab. IO-seade võib olla suvaline klassi <classname
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>QIODevice</classname
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> järglane. Näiteks andmete tõmbamiseks vahetult andmebaasist loo <classname
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>QIODevice</classname
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> järglane ning defineeri vajalikud funktsioonid ümber. </funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype
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><funcdef
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>bool <function
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>setReportTemplate</function
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></funcdef
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> <paramdef
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>const QString &<parameter
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>mallifaili_nimi</parameter
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></paramdef
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> </funcprototype>
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<funcsynopsisinfo
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>Määrab võtmega <replaceable
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>mallifaili_nimi</replaceable
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> aruande malli.</funcsynopsisinfo>
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</funcsynopsis>
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<funcsynopsis>
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<funcprototype
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><funcdef
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>bool <function
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>setReportTemplate</function
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></funcdef
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> <paramdef
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>const QIODevice &<parameter
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>malli_IO_seade</parameter
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></paramdef
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> </funcprototype>
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<funcsynopsisinfo
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>Määrab võtmega <replaceable
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>malli_IO_seade</replaceable
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> aruande malli. IO-seade võib olla suvaline klassi <classname
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>QIODevice</classname
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> järglane. Näiteks aruande malli hankimiseks võrgust või andmebaasist loo QIODevice järglane ja defineeri kõik vajalikud funktsioonid ümber. </funcsynopsisinfo>
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</funcsynopsis>
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</sect1>
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<sect1 id="prog-designer-plugin">
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<title
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>&Qt; disaineri plugina loomine</title>
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<para
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>Siin on toodud näide disaineri plugina loomise kohta. Allpool esitatud kood loob plugina &kde; elemendile <classname
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>KReportViewer</classname
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>. </para>
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<para
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>Kui soovid luua &Qt; elementi, asenda plugina koodis <classname
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>KReportViewer</classname
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> klassiga <classname
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>MReportViewer</classname
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> ning <filename
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>kugar.h</filename
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> failiga <filename
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>kugarqt.h</filename
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>'ga. </para>
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<sect2 id="plugin-usage">
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<title
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>Plugina kasutamine</title>
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<para
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>Disaineri plugin võimaldab kasutada &Qt; disainerit <classname
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>KReportViewer</classname
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>'i aknasse saatmiseks ja selle korrektseks näitamiseks. </para>
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<para
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>Seda pluginat kasutavad rakendused tuleb sellega dünaamiliselt linkida. Vastav teek kannab nime <filename
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>libkugar_plugin.so</filename
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>. Elemendid või dialoogid, mis kaasavad elemendi <classname
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>KReportViewer</classname
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>, peavad kaasama väljakutsesse <kugar.h> ning neil peab olema <classname
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>class KReportViewer</classname
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>'i edasideklaratsioon. Kaasata saab &Qt; disaineri objektivaatleja (kaart Allikas) abil. </para>
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<para
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>Plugina loomiseks anna käsk: <cmdsynopsis
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><command
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>qmake</command
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> <arg
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>kugar_plugin.pro</arg
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> </cmdsynopsis>
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<cmdsynopsis>
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<command
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>make</command>
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</cmdsynopsis>
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</para>
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</sect2>
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<sect2 id="plugin-code">
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<title
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>Plugina kood</title>
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<segmentedlist>
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<title
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>Plugina kood koosneb kolmest failist:</title>
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<segtitle
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><link linkend="plugin-h-source"
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>kugar_plugin.h</link
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></segtitle>
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<segtitle
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><link linkend="plugin-cpp-source"
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>kugar_plugin.cpp</link
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></segtitle>
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<segtitle
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><link linkend="plugin-pro-source"
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>kugar_plugin.pro</link
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></segtitle>
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<seglistitem>
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<seg
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>Klassi <classname
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>KugarWidgetPlugin</classname
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> päisefail, klassi <classname
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>QWidgetPlugin</classname
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> pärija;</seg>
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<seg
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>Klassi <classname
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>KugarWidgetPlugin</classname
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> lähtefail, klassi <classname
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>QWidgetPlugin</classname
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> pärija;</seg>
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<seg
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><application
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>QMake</application
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> utiliidi projektifail.</seg>
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</seglistitem>
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</segmentedlist>
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<sect3 id="plugin-h-source">
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<title
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>kugar_plugin.h</title>
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<programlisting
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>#include <qwidgetplugin.h>
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class KugarWidgetPlugin:public QWidgetPlugin
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{
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public:
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KugarWidgetPlugin ();
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QStringList keys () const;
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QWidget *create (const QString & classname, QWidget * parent =
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0, const char *name = 0);
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QString group (const QString &) const;
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QIconSet iconSet (const QString &) const;
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QString includeFile (const QString &) const;
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QString toolTip (const QString &) const;
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QString whatsThis (const QString &) const;
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bool isContainer (const QString &) const;
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};
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</programlisting>
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</sect3>
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<sect3 id="plugin-cpp-source">
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<title
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>kugar_plugin.cpp</title>
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<programlisting
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>#include "kugar_plugin.h"
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#include <kugar.h>
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static const char *kugar_pixmap[] = {
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"22 22 127 2",
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".d c #000000",
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".c c #131313",
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".b c #282828",
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".a c #434241",
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".e c #4e463a",
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".# c #595551",
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".G c #66553b",
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"#F c #68635f",
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"#R c #6b4f23",
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"#q c #6e6862",
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"#M c #6f5229",
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".n c #6f6146",
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".w c #735310",
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".V c #755c2a",
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".I c #775f34",
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".0 c #77694a",
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"#n c #7e6434",
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".o c #806f50",
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"#C c #835d2d",
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".P c #837c75",
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"#B c #85653a",
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"#k c #85827e",
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".x c #866d46",
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".U c #877967",
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".X c #888888",
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".F c #89724d",
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"#x c #8b6d2a",
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".S c #8d7759",
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".z c #8e733b",
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"#L c #906e49",
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"#Q c #947b56",
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".r c #948058",
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".J c #957844",
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".4 c #987736",
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".q c #998969",
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".k c #999897",
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".R c #9a8a75",
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"#i c #9f8348",
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"#I c #a37c4b",
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".u c #a38d66",
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".E c #a58558",
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"#A c #a8834b",
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".s c #a9967a",
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".t c #aa9467",
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".C c #ae9f8d",
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"#6 c #afa49d",
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"#5 c #afa9a4",
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"#W c #b18e4d",
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".K c #b1935a",
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".B c #b39660",
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"#V c #b49866",
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"#a c #b49d6c",
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"## c #b49d72",
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".j c #b5b4b4",
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"#0 c #b7a597",
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".O c #b9b1a9",
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".L c #bb9c61",
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".M c #bb9e6b",
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".A c #bca778",
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"#j c #bea46b",
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".T c #bfb37d",
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".v c #c0b391",
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".W c #c3a262",
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".i c #c4c4c4",
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"#m c #c5b7aa",
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"#8 c #c69f80",
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".D c #c6b79b",
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"#3 c #c7a589",
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".7 c #c7a76c",
|
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"#u c #c7bbaf",
|
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".6 c #c8ad74",
|
|
"#7 c #c8b7a9",
|
|
"#r c #c8beb5",
|
|
".m c #c8c8c8",
|
|
"#U c #cbad96",
|
|
"#f c #ccb681",
|
|
"#h c #cdac6c",
|
|
"#P c #cdb49f",
|
|
"#X c #cdb8a6",
|
|
"#H c #ceb7a4",
|
|
".y c #ceb892",
|
|
".N c #cecac3",
|
|
"#Z c #cfb16f",
|
|
"#O c #cfbdad",
|
|
".Z c #cfc7c0",
|
|
"#w c #d0bcab",
|
|
".5 c #d1ad6b",
|
|
"#s c #d1bfb1",
|
|
".h c #d5d5d5",
|
|
"#l c #d6cdc6",
|
|
"#D c #d8b36e",
|
|
".H c #dac592",
|
|
"#t c #dbb977",
|
|
".g c #dcdcdc",
|
|
".1 c #e0dcc1",
|
|
".f c #e0e0df",
|
|
"#1 c #e3c8b1",
|
|
"#S c #e4cdb9",
|
|
".3 c #e4d9a3",
|
|
"#4 c #e6c1a1",
|
|
"#2 c #e7c4a5",
|
|
"#K c #e9c179",
|
|
"#g c #e9c47e",
|
|
"#Y c #e9c8ac",
|
|
".2 c #eae6c0",
|
|
"#T c #ebcdb3",
|
|
".Q c #ebd4b9",
|
|
"#E c #ecca87",
|
|
"#z c #ecd799",
|
|
".l c #ececeb",
|
|
"#G c #efd7c2",
|
|
"#e c #efe3ab",
|
|
".8 c #efe8e3",
|
|
"#v c #f1dcca",
|
|
"#. c #f2e2d4",
|
|
".p c #f4f4f4",
|
|
"#y c #f5daa0",
|
|
"#J c #f6cf7f",
|
|
".9 c #f7ede4",
|
|
"#p c #f9d995",
|
|
".Y c #fcf9f6",
|
|
"#d c #fefcc5",
|
|
"#c c #fefdda",
|
|
"#b c #fefee1",
|
|
"#N c #ffd685",
|
|
"#o c #fff0a9",
|
|
"Qt c #ffffff",
|
|
"QtQtQtQtQtQt.#.a.a.a.b.b.b.c.c.d.d.dQtQtQtQt",
|
|
"QtQtQtQtQtQt.e.f.g.g.f.g.g.h.i.j.d.k.dQtQtQt",
|
|
"QtQtQtQtQtQt.a.gQtQtQtQtQtQt.l.f.c.m.k.dQtQt",
|
|
"QtQtQtQtQt.n.n.n.n.n.o.g.pQtQt.l.bQt.m.k.dQt",
|
|
"QtQtQt.q.q.r.q.s.t.r.q.u.u.g.pQt.a.fQt.m.k.d",
|
|
"QtQt.s.s.v.w.x.y.y.t.z.A.t.B.i.p.#.a.b.c.d.d",
|
|
"Qt.C.C.D.E.F.G.A.H.F.I.J.K.L.M.i.p.l.N.O.P.d",
|
|
"Qt.s.v.Q.q.R.S.T.A.R.U.V.L.W.W.X.g.Y.f.Z.k.d",
|
|
".0.s.t.Q.1.U.R.2.3.S.U.4.5.6.6.7.j.8.9#..O.d",
|
|
".G##.V#a#b.1#c#c#d#e#f#g#h#i#j.W#k#l.9#.#m.d",
|
|
".G.4.F#n#c#c#c#d#d#o#p#g.x.w#i.L#q#r#.#.#s.d",
|
|
".e.J.J.I.3#d.H#j.6#f#p#t#n.w.E.L#q#u#.#v#w.d",
|
|
".G.A#x.z#y#z#A#B#B#C#D#E.4.4.6#h#F#m#v#G#H.d",
|
|
".o.s.A#j#E#t#I#I#I#C#A#J#p#p#K#t#F#m#v#G#H.d",
|
|
"Qt##.A.6.7#I#I#A.E#L#M.W#N#J#K.a.U#O#G.Q#P.d",
|
|
"Qt#a.M.L.J#A#I.4.E#Q.x#R#D#J#g.#.C#S.Q#T#U.d",
|
|
"QtQt#V.K.z#Q.s.S.x.S#B#M#W#E.a.U#X.Q#T#Y#U.d",
|
|
"QtQtQt.M#i#B.r#Q#Q.r#Q.z#Z.a#q#0#1#T#Y#2#3.d",
|
|
"QtQtQtQtQt#j.L.L.W.5#t.a.#.U#0#1#T#Y#2#4#3.d",
|
|
"QtQtQtQtQtQt.d#F#q#q#q.P.C#O#S.Q#T#Y#2#4#3.d",
|
|
"QtQtQtQtQtQt.d#5#5#6#6#0#7#w#H#P#U#U#3#3#8.d",
|
|
"QtQtQtQtQtQt.d.d.d.d.d.d.d.d.d.d.d.d.d.d.d.d"
|
|
};
|
|
|
|
KugarWidgetPlugin::KugarWidgetPlugin ()
|
|
{
|
|
}
|
|
|
|
QStringList KugarWidgetPlugin::keys () const
|
|
{
|
|
QStringList list;
|
|
list << "KReportViewer";
|
|
return list;
|
|
}
|
|
|
|
QWidget* KugarWidgetPlugin::create (const QString & key, QWidget * parent,
|
|
const char *name)
|
|
{
|
|
if (key == "KReportViewer")
|
|
return new KReportViewer (parent, name);
|
|
return 0;
|
|
}
|
|
|
|
QString KugarWidgetPlugin::group (const QString & feature) const
|
|
{
|
|
if (feature == "KReportViewer")
|
|
return "Display";
|
|
return QString::null;
|
|
}
|
|
|
|
QIconSet KugarWidgetPlugin::iconSet (const QString &) const
|
|
{
|
|
return QIconSet (QPixmap (kugar_pixmap));
|
|
}
|
|
|
|
QString KugarWidgetPlugin::includeFile (const QString & feature) const
|
|
{
|
|
if (feature == "KReportViewer")
|
|
return "kugar.h";
|
|
return QString::null;
|
|
}
|
|
|
|
QString KugarWidgetPlugin::toolTip (const QString & feature) const
|
|
{
|
|
if (feature == "KReportViewer")
|
|
return "Kugar report viewer widget";
|
|
return QString::null;
|
|
}
|
|
|
|
QString KugarWidgetPlugin::whatsThis (const QString & feature) const
|
|
{
|
|
if (feature == "KReportViewer")
|
|
return "A widget to view xml reports";
|
|
return QString::null;
|
|
}
|
|
|
|
bool KugarWidgetPlugin::isContainer (const QString &) const
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
Q_EXPORT_PLUGIN( KugarWidgetPlugin )
|
|
</programlisting>
|
|
</sect3>
|
|
|
|
<sect3 id="plugin-pro-source">
|
|
<title
|
|
>kugar_plugin.pro</title>
|
|
|
|
<programlisting
|
|
>SOURCES += kugar_plugin.cpp
|
|
HEADERS += kugar_plugin.h
|
|
|
|
DESTDIR = $(QTDIR)/plugins/designer
|
|
TARGET = kugar_plugin
|
|
|
|
target.path=$$plugins.path
|
|
isEmpty(target.path):target.path=$$QT_PREFIX/plugins
|
|
PROJECTNAME = KugarPlugin
|
|
TEMPLATE = lib
|
|
CONFIG += qt warn_on release plugin
|
|
unix:LIBS += -lkugar
|
|
LANGUAGE = C++
|
|
</programlisting>
|
|
</sect3>
|
|
|
|
</sect2>
|
|
|
|
</sect1>
|
|
</chapter>
|