Chapter7:DatabasesandDataSources
2. IntheFormNavigatordialog,right­clicktheMainFormitemandchoose
Properties.
3. ClicktheEventstab.
Aswithcontrolevents,ausercanassignamacrotoanyformevent.
Howtousetheform
Onceonefinisheslayingoutaform,itcanbe"run"byclickingtheDesignModeOn/Off
buttonontheFormDesigntoolbar.Whendesignmodeisoff,thecontrolsoperateas
expected–theusercanselectandclearcheckboxes,opencomboboxesanddrop­downlists,
andsoforth.
Ordinarily,whenoneopensasavedform,designmodeisautomaticallyturnedoff.So,auser
openingaformthedesignersupplies,seesitastheywouldexpect.(Beaware,however,that
ausercanturndesignmodeonandchangetheform.)
Whenaformlinkedtoadatasourcehasdesignmodeturnedoff,theFormNavigation
toolbarappearsatthebottomoftheform.
OpenOffice.orgdoesn'thaveamechanismtopreventusersfromchangingformstoDesign
mode.InMicrosoftOffice,youcanprotectaformdocumentandgiveitapasswordto
preventusersfromseeinginside.
OpenOffice.orgUserGuidefor2.x
387
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Chapter7:DatabasesandDataSources
SearchinginTablesandFormDocuments
In
spreadsheetsanddocumentsinwhichformfunctionsareused,onecanclick
theFind
Recordicontoopenadialogtofindanytextandvalues.Usetheiconon
theForm
Navigationtoolbar,notthesimilarlookingicononOpenOffice.org's
Standardtoolbar.
OpenOffice.orgUserGuidefor2.x
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Chapter7:DatabasesandDataSources
Therearevarioussearchoptions,includingsearchinginonefieldratherthanallfields,
positionofthevaluewithinthefield,whichdirectiontosearchinthedatabase,etc.
The?and*wildcardscanalsobeused,asintheFindandReplacedialog.Additional
informationaboutthedatabasesearchfunctioncanbefoundinHelp.
SearchingWithaFormFilter
Tosearchwithaformfilter:
1. Openaform.
2. ClicktheForm­BasedFiltersbutton,ontheFormNavigationtoolbar.
3. TheFormFiltertoolbaropens.Enteravalueintheappropriatefield.
4. ClicktheApplyForm­BasedFilterbutton.
5. Theformisnowfilteredbasedonthedataentered.
AfiltercanberemovedbyclickingtheRemoveFilter/Sortbutton.
Whenformulatingfilterconditions,variousoperatorsandcommandsareavailable.Apart
fromtherelationaloperatorsthereareSQL­specificcommandsthatquerythecontentof
databasefields.Ifthesecommandsareused,intheOpenOffice.orgsyntax,OpenOffice.org
automaticallyconvertstheseintothecorrespondingSQLsyntax.SQLcommandscanalsobe
entereddirectly.Thefollowingtablesgiveanoverviewoftheoperatorsandcommands:
Operators
Operator
Meaning
Conditionissatisfiedif...
=
equalto
...thecontentofthefieldisidenticaltotheindicated
expression.Theoperator=willnotbedisplayedinthe
queryfields.Ifavaluewithoutanyoperatorisentered,
theoperator=willbeautomaticallyadopted.
<>
notequalto
...thecontentofthefielddoesnotcorrespondtothe
specifiedexpression.
>
greaterthan
...thecontentofthefieldisgreaterthanthespecified
expression.
<
lessthan
...thecontentofthefieldislessthanthespecified
expression.
>=
greaterthanor
equalto
...thecontentofthefieldisgreaterthanorequaltothe
specifiedexpression.
<=
lessthanor
equalto
...thecontentofthefieldislessthanorequaltothe
specifiedexpression.
OpenOffice.orgUserGuidefor2.x
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Chapter7:DatabasesandDataSources
Commands
OpenOffice.org
command
SQL
command
Meaning
Conditionissatisfiedif...
ISEMPTY
ISNULL
isnull
...Thefieldisempty.ForYes/No
fieldswiththreestates,thiscommand
automaticallyqueriesthe
undeterminedstate(neitherYesnor
No).
ISNOTEMPTY
ISNOTNULL
isnotempty
...thefieldisnotempty.
LIKE(placeholder*
foranynumberof
characters
placeholder?for
exactlyonecharacter)
LIKE(%
placeholderfor
anynumberof
characters
Placeholder_for
exactlyone
character)
isanelementof
...thedatafieldcontainstheindicated
expression.The(*)placeholder
indicateswhethertheexpressionx
occursatthebeginningof(x*),atthe
endof(*x)orinsidethefieldcontent
(*x*).EithertheSQL%characteror
thefamiliar(*)filesystem
placeholdercanbeenteredasa
placeholderinSQLqueriesinthe
$[officename]interface.The*or%
placeholderstandsforanynumberof
characters.Thequestionmark(?)in
the$[officename]interfaceorthe
underscore(_)inSQLqueriesisused
torepresentexactlyonecharacter.
NOTLIKE
NOTLIKE
Isnotanelement
of
...thefielddoesnotcontainthe
specifiedexpression.
BETWEENxANDy
BETWEENx
ANDy
fallswithinthe
interval[x,y]
...thefieldcontainsavaluethatlies
betweenthetwovaluesxandy.
NOTBETWEENx
ANDy
NOTBETWEEN
xANDy
Doesnotfall
withinthe
interval[x,y]
...thefieldcontainsavaluethatdoes
notliebetweenthetwovaluesxandy.
IN(a;b;c...)Notethat
thesemicolonsareused
asseparatorsinall
valuelists!
IN(a,b,c...)
containsa,b,c...
...thefieldcontainsoneofthe
specifiedexpressionsa,b,c,...Any
numberofexpressionscanbe
specified,andtheresultofthequeryis
determinedbyanOrlink.The
expressionsa,b,c...canbeeither
numbersorcharacters
NOTIN(a;b;c...)
NOTIN(a,b,c...) doesnotcontain
a,b,c...
...thefielddoesnotcontainoneofthe
specifiedexpressionsa,b,c,...
=TRUE
=TRUE
hasthevalue
True
...thefieldhasthevalueTrue.
=FALSE
=FALSE
hasthevalue
false
...thefieldhasthevaluefalse.
ExamplesofUsage
OpenOffice.orgUserGuidefor2.x
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Chapter7:DatabasesandDataSources
Command/Operator
Result
='Ms.'
returnsrecordswiththefieldcontent“Ms.”
LIKE'g?ve'
returnsrecordswithfieldcontentssuchas“give”and“gave”
LIKE'S*'
returnsrecordswithfieldcontentssuchas“Sun”or“Stop”.
BETWEEN10AND20
returnsrecordswithfieldcontentsbetweenthevalues10and20.
(Thefieldscanbeeithertextfieldsornumberfields).
IN(1;3;5;7)
returnsrecordswiththevalues1,3,5,7.
NOTIN('Smith')
returnsrecordsthatdonotcontain“Smith”.
Intheformview,clicktheApplyFiltericontochangetothefilteredview.
Thefiltersthathavebeensetcanberemovedbyclickingontheicon
RemoveFilter/Sort.
IfseveralfilterconditionsaretobeconnectedwithOR,clicktheFilter
NavigationiconontheFormFiltertoolbar.TheFilterNavigatorwindow
appears.
ThefilterconditionsthataresetappearintheFilterNavigator.Assoonasafilterisset,at
thebottomoftheFilterNavigatornoticeablankfilterlevelinwhichOrcanbeselectedby
clickingonit.Oncetheblankfilterlevelisselected,enterotherfilterconditionsintheform.
TheseconditionsarelinkedbyBooleanORtothepreviouslydefinedconditions.
ThecontextmenucanbecalledforeveryentryintheFilterNavigator.Editthefilter
conditionsinthisareadirectlyastext.Inadditionuserscanalsoselectthefilterconditions(
SQL:“IsNull”or(SQL:“IsnotNull”)tocheckifafieldhascontentornot.Itis
alsopossibletodeletetheentrybyusingthecontextmenu.
FilterconditionscanalsobemovedwithinaformintheFilterNavigatorbyDrag&Dropor
copythembyholdingdowntheCtrlKey.
Whiledesigningaform,settheFilterproposalpropertyforeachtextboxintheDatatabof
thecorrespondingPropertiesdialog.Thesefieldsallowsubsequentsearchesinthefilter
mode,selectionsviaapull­downlistallthesummarizedinformationcontainedinsuchfields.
ThefieldcontentscanalsobeeasilyselectedusingtheAutoCompletefunction.Pleasenote
however,thatthisfunctionrequiresalotofmemoryspaceespeciallywhenusedinlarge
databasesandshould,therefore,beusedsparingly.
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VB.NET Image: Start with RasterEdge .NET Imaging SDK in Visual
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Chapter8:CustomizingOpenOffice.org
Chapter8:CustomizingOpenOffice.org
UsethissectionasaguideoncustomizingtheuserinterfaceofOpenOffice.org.Thisshould
bemainlyofinteresttoadvancedusersofOpenOffice.org.
ModifyingandCustomizingtheUserInterfaceofOpenOffice.org
Thereismuchfreedominconfiguringmenus,toolbarsandkeystosuitpersonalpreferences.
Oneisfreetochange:
Itemsonthemenubar.Thesecanbedeleted,newonesadded,copiedfromonemenuto
another,renamed,andsoon.
Toolbarconfiguration.Thesemaybefreelyconfiguredtosuit.UnderWindows®,icons
mayevenbedraggedanddroppedwhileholdingdowntheAltkeytochangetoolbar
appearance.
Shortcutkeysasdesired.
Tomakeconfigurationchanges,selectTools>ConfiguretoopentheConfiguration
dialogue.HelpalsoprovidesmuchusefulguidanceforconfiguringOpenOffice.org.
ConfiguringtheKeyboard
Inmostinstances,oneconfiguresnewkeyboardshortcutstoenableamacrotoperforma
certainactiononadocument.Otheractionscanalsobegivenashortcut;forexample,adding
allunknownwordsinatextdocumenttotheactiveuserdictionarywithasinglecommandto
shortcutkeysortoaseparateicon.Thefollowingprocedureisasimpleexamplewhich
illustrateshowtoenableakeyboardshortcutthatgivesthiscapabilitytoOpenOffice.org:
1. Firstensurethatthefollowingconditionsexist:
Auser­defineddictionaryisactive.
Thelanguageofthedictionaryhastobesetupon“All”.
Thedictionaryfileisnotaread­onlyfile.
2. Openatextdocument.
3. ChooseTools>Configure.TheConfigurationdialogueappears.
4. SelecttheKeyboardtabtospecifyakeycombination.
5. SearchforanavailablekeycombinationintheKeyboardlistboxsuchasF4.
6. ClickModify
7. SelectCategory>OptionsareaatthelowerleftoftheKeyboardtab,
8. selecttheAddingunknownwordsfunctionnexttoit.
9. closethedialoguewithOK.
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Chapter8:CustomizingOpenOffice.org
Now,bypressingtheF4keyorwhatevershortcutkeyswereselected,onecanstartaspelling
checkofthecurrenttextdocument,automaticallyplacingallunknownwordsinanactive
user­defineddictionary.
ConfiguringMenus
Configuringamenuitemissimilartoconfiguringakeyboardshortcutasshownabove.The
step­by­stepprocedurethatfollowsshouldhelpinsettingupanewmenuitem,inthiscase,
theextendedPDFmacrofromooomacros.org.WhileOpenOffice.orgmodulesincludepdf
exportcommands,thesedonotallowHTMLlinks;thusitmaybeconvenienttoaddthis
feature.
ThisprocedurewillworkonlyifthereisaninstalledextendedPDFmacro.Thefollowing
explainshowtointegrateextendedPDFcommandsintotheFilemenu.
Note:InstallingtheextendedPDFmacroiscoveredbythemacrodocumentitself.
1. Openadocument.
2. ChooseTools>ConfiguretoopentheConfigurationdialogue.
3. ClicktheMenutab.
4. Inthelargelistbox,scrolltofindthecommandinwhichtointegratethenew
extendedPDFcommand(e.g.“Export”)andselectit.
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5. LocateintheFunctionsmenu,thecategoryandfunctiontoadd.Inthiscasethiswouldbe
foundinthecategory,OpenOffice.orgBasicMacros>extendedPDFandtheFunction
wouldbeextendedPDF.
6. ClickNew.Thenewmenucommandisinsertedinthelargelistbox.
7. TheorderoftheitemsbymovingthenamestothelargelistboxusingDrag&Drop.
8. ClickOKtoclosetheConfiguredialogue.OpenOffice.orgautomaticallysavesthe
changes.
Thenewmenuitemsshouldnowbeavailable.
ChangingToolbars
Tocopyanicon,sayfromanobjectbartotheStandardtoolbar,sothatitisalwaysvisible,
simplyholddowntheAltkeyanddragtheicontoitsnewlocation.OpenOffice.org
automaticallyrememberstheconfigurationofthetoolbars.
Todeleteanicon,holddowntheAltkeywhiledraggingitoutofitstoolbaranddropit
outsideofthetoolbars.
Tohaveaseparatingdashonthetoolbar,draganiconslightlytotherightwhileholding
downtheAltkey.
Todeleteaseparatingdash,dragtheicontotherightoftheseparatingdashslightlytothe
leftwhileholdingdowntheAltkey.
ThecontextmenuofatoolbarscontainsaVisibleButtonscommand.Thisopensasubmenu
withalistofpredefinedicons.Iconswithcheckmarksbesidethemarevisibleonthe
selectedtoolbar.Clickonanitemtoswitchtheiconfromvisibletohiddenandviceversa.
TheVisiblebuttonscommandinthecontextmenuofthetoolbarsmayalsobeusedtohavea
quickoverviewoftheiconnamesandtheirfunctions.
Inserting,MovingandDeletingIconsonToolbars
1. Openadocumentofthetypewhichhasthetoolbartomodify.Forexample,tomodifythe
textobjectbarforalltextdocuments,openatextdocument,andthendothesameforthe
otherdocumenttypes.
2. OpenthecontextmenuofthetoolbarandselecttheEditcommand.
3. Atthebottomofthedialogueselectthedesiredfunctioncategoryandthefunction.
4. Ifnosuitableiconisdisplayedforthisfunction,clickIcon...andselectanappropriate
icon.ConfirmwithOK.
5. Nowdragtheselectediconoutofthedialoguewhilekeepingthemousebuttonpressed
anddropitonthetoolbar.Releasethemousewherethenewiconistobelocated.
6. Closethedialogue.
7. OnaWindows®systemonly,tomovethisicontoanewposition,dragittothenew
positionwhilekeepingtheAltkeypressed.
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8. AgainforWindows®only,toremoveaniconfromatoolbar,dragitoutofthetoolbar
whilekeepingtheAltkeypressed.
Ifthetoolbaristobedockedwithanotherborder,proceedasfollows:
1. HoldtheCtrlkeydownanddouble­clickagrayareaofthetoolbartoopenthetoolbar
asafloatingwindow.
2. Dragthetoolbartoitsnewposition.Ifthemousekeyisreleasedwhileholdingdownthe
Ctrlkey,andifthetoolbarisalsooverawindowborder,thetoolbarwilldockwiththe
windowborder.
ChangingIconViews
Iconviewscanbechangedbetweentwochoices,flaticonsand3Dicons.
1.ChooseTools>Options>OpenOffice.org.
2.IntheViewregisteruncheckFlatbuttons.
3.ClickOKtoconfirmthenewsettingsandclosethedialogue.
TheFlatbuttonscheckboxswitchesbetweenflatand3Dview.TheLargebuttonscheck
boxswitchesbetweenlargeandsmallicons.
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ChangingtheLookoftheUserInterface
OpenOffice.orghasdifferentwaysofdisplaythatreflectdifferentoperatingsystems.Thus,
theusercanchangethewindowsanddialoguestosuitpersonaltaste:
ChooseTools>Options>OpenOffice.org>View.IntheLook&Feelcombobox,choose
anappearancereminiscentofMacintosh,XWindows®orOS/2.The“Standard”setting
hasthefamiliarlookofaMicrosoftWindows®application.
SelectingMeasurementUnits
OnecanselectseparatemeasurementunitsforWriter,Writer/Web,Calc,ImpressandDraw
documents.
1. SelectTools>Options.
2. Clickonthedocumenttypethatistohaveitsmeasurementunitchanged.Forexample,
clickonTextDocumenttoselectthemeasurementunitforWriter.
3. ClickonGeneral.
4. OntheGeneraltabpage,underSettings,isacomboboxforselectingthemeasurement
unit.
5. ClosethedialoguewithOK.
Moving,DeletingorCopyingIcons
TomoveaniconkeeptheAltkeypressedanddragtheicontoitsnewposition.Itwillbe
movedwithinthesametoolbarandcopiedbetweentoolbars.
Todeleteaniconfromatoolbar,keeptheAltkeypressedanddragtheicontoaplace
wherethereisnotoolbar.
Toinsertordeleteadash,dragtheiconinthesamewaytotheside.
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