TRecordList

Iz SDMS
Redakcija dne 12:26, 29. november 2010 od Aleš Trtnik (pogovor | prispevki) (Nova stran z vsebino: {{Work}} Razred '''TRecordList''' vsebuje informacije o listah zapisov v podatkovni plasti. <source>Dim RL, RL1 As TRecordList Dim I as Long RL = [Neka plast].FilteredRecords ...)
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Razred TRecordList vsebuje informacije o listah zapisov v podatkovni plasti.

Dim RL, RL1 As TRecordList
Dim I as Long
RL = [Neka plast].FilteredRecords
RL1 =[Neka plast].CreateRecordList ('Lista')
Hint (RL1.Layer.Name)
For I = RL.Count - 1 To 0 Step -1
  If RL.Items (I).TopologyType = ttPoint Then
    RL1.Add (RL.Items (I))
    RL.Delete (I)
  EndIf
Next
RL1.Add (RL.SelectRecord ('Lista je prazna', 'Izberi zapis',
                      'Preveč zapisov', [SomeField], Nil))
If RL1.InList (RL.Items (0)) Then Beep EndIf
RL1.AndList (RL)
RL1.Clear
RL1.OrList (RL)
RL1.XOrList (RL)
[Neka plast].Form.EditRecord (RL1)
RL1.Merge
RL1.Destroy

Združevanje list

AndList

Metoda AndList izvaja primerjalne operacije med dvema listama zapisov, in sicer briše vse zapise, kateri NISO v obeh listah.

Method TRecordList.AndList (List As TRecordList)
ListTRecordListTRecordList objek, ki se bo primerjal.

OrList

Metoda OrList izvaja primerjalne operacije med dvema listama zapisov, in sicer doda vse zapise, ki so v katerikoli listi.

Method TRecordList.OrList (List As TRecordList)
ListTRecordListTRecordList objek, ki se bo primerjal.

XOrList

Metoda XOrList izvaja primerjalne operacije med dvema listama zapisov, in sicer doda vse zapise, ki so samo v eni od obeh list.

Method TRecordList.XOrList (List As primerjal)
ListTRecordListTRecordList objek, ki se bo primerjal.

Osnovne operacije

Count

Lastnost Count določa število zapisov v listi.

RO Property TRecordList.Count As Long
ResultLong.

Items

Lastnost Items določa TRecord objekt (zapis), na podlagi indexa zapisa.

RO Property TRecordList.Items (Index As Long) As TRecord
IndexLongIndex zapisa. Prvi ima vrednost 0.
ResultTRecordTRecord objekt.

InList

Lastnost InList preveri ali je zapis v listi.

RO Property TRecordList.InList (R As TRecord) As Boolean
RTRecordTRecord objekt, ki se preverja.
ResultBooleanTrue, če je zapis v listi, drugače False.

Add

Metoda Add doda zapis v listo zapisov.

Method TRecordList.Add (Rec As TRecord)
RecTRecordTRecord objekt, ki se bo dodal.

Delete

Metoda Delete briše zapis iz liste.

Method TRecordList.Delete (Index As Long)
IndexLongIndex zapisa, ki se bo brisal.

Clear

Metoda Clear zbriše vse zapise v listi.

Method TRecordList.Clear

Layer

Lastnost Layer poda podatkovno plast, kateri pripada objekt.

RO Property TRecordList.Layer As TLayer
ResultTLayer.

SelectRecord

Lastnost SelectRecord odpre dialog, za izbor enega zapisa iz liste zapisov.

RO Property TRecordList.SelectRecord (NoneMessage, Caption, ToManyMessage As String, Fld1, Fld2 As TField) As TRecord
NoneMessageStringSporočilo, če v listi ni zapisov.
CaptionStringOpis glave dialoga.
ToManyMessageStringSporočilo, če je v listi več kot 50000 zapisov.
Fld1TFieldTField objekt (atribut), katerega vrednost se bo zapisala prva.
Fld2TFieldTField objekt (atribut), katerega vrednost se bo zapisala zadnja. Lahko je tudi neopredeljen (Nil), če se ne potrebuje.
ResultTRecordTRecord objekt (zapis), ki je bil izbran. Če je uporabnik pritisnil Escape tipko ali Cancel, ali če je bila lista zapisov prazna, ali pa če je bilo preveč zapisov v listi je rezultat False.

ZoomTo

Metoda ZoomTo .

Method TRecordList.ZoomTo (Factor As Float)
FactorFloat.

GetBounds

Metoda GetBounds .

Method TRecordList.GetBounds (ByRef Y1, ByRef X1, ByRef Y2, ByRef X2 As Float) As Boolean
Y1ByRef Float.
X1ByRef Float.
Y2ByRef Float.
X2ByRef Float.
ResultOptional Boolean.

Združevanje podatkov

GroupBy

Lastnost GroupBy .

RO Property TRecordList.GroupBy (F1, F2, F3 As TField) As TStringList
F1TField.
F2TField.
F3TField.
ResultTStringList.

GroupByFormula

Lastnost GroupByFormula .

RO Property TRecordList.GroupByFormula (F1, F2, F3 As String) As TStringList
F1String.
F2String.
F3String.
ResultTStringList.

GroupByLists

Lastnost GroupByLists .

RO Property TRecordList.GroupByLists (F1, F2, F3 As TField) As TStringList
F1TField.
F2TField.
F3TField.
ResultTStringList.

GroupByListsFormula

Lastnost GroupByListsFormula .

RO Property TRecordList.GroupByListsFormula (F1, F2, F3 As String) As TStringList
F1String.
F2String.
F3String.
ResultTStringList.

Operacije nad listami

ListOperation_ABB_A

Metoda ListOperation_ABB_A .

Method TRecordList.ListOperation_ABB_A (F1, F2, F3 As TField)
F1TField.
F2TField.
F3TField.

ListOperation_ABB_AB

Metoda ListOperation_ABB_AB .

Method TRecordList.ListOperation_ABB_AB (F1, F2, F3 As TField)
F1TField.
F2TField.
F3TField.

ListOperation_ABB_B

Metoda ListOperation_ABB_B .

Method TRecordList.ListOperation_ABB_B (F1, F2, F3 As TField)
F1TField.
F2TField.
F3TField.

ListOperation_ABB_BB

Metoda ListOperation_ABB_BB .

Method TRecordList.ListOperation_ABB_BB (F1, F2, F3 As TField)
F1TField.
F2TField.
F3TField.

Spreminjanje podatkov

ReplaceForm

Metoda ReplaceForm .

Method TRecordList.ReplaceForm As Long
ResultOptional Long.

ExecuteReplace

Metoda ExecuteReplace .

Method TRecordList.ExecuteReplace (F As TField, Formula As String) As Long
FTField.
FormulaString.
ResultOptional Long.

DeleteListData

Metoda DeleteListData .

Method TRecordList.DeleteListData (Confirm As Boolean) As Boolean
ConfirmBoolean.
ResultOptional Boolean.

Merge

Metoda Merge združuje entitete v listi. Polilinije se združujejo v polilinije, poligoni pa v večje poligone, če je to možno.

Method TRecordList.Merge

Outline

Metoda Outline .

Method TRecordList.Outline (Distance, Error As Float)
DistanceFloat.
ErrorFloat.

OutlineFld

Metoda OutlineFld .

Method TRecordList.OutlineFld (DistanceFld As TField, Error As Float)
DistanceFldTField.
ErrorFloat.

Razno

FillToHTML

Metoda FillToHTML .

Method TRecordList.FillToHTML (TemplateFile, OutputFile As String, Offset As Float)
TemplateFileString.
OutputFileString.
OffsetFloat.

GenerateDocument

Metoda GenerateDocument .

Method TRecordList.GenerateDocument (TemplateFile, OutputFile, LayerTag As String, Word2003 As Boolean)
TemplateFileString.
OutputFileString.
LayerTagString.
Word2003Boolean.

GPSPot

Metoda GPSPot .

Method TRecordList.GPSPot (ByRef PA, ByRef PB As TPointArray, StopDistance, StopTime, GenError As Float)
PAByRef TPointArray.
PBByRef TPointArray.
StopDistanceFloat.
StopTimeFloat.
GenErrorFloat.

Destroy

Metoda Destroy uniči listo zapisov.

Method TRecordList.Destroy