file-online-preview/office-plugin/windows-office/share/basic/FormWizard/DBMeta.xba

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE script:module PUBLIC "-//OpenOffice.org//DTD OfficeDocument 1.0//EN" "module.dtd">
<!--***********************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 ***********************************************************-->
<script:module xmlns:script="http://openoffice.org/2000/script" script:name="DBMeta" script:language="StarBasic">REM  *****  BASIC  *****
Option Explicit


Public iCommandTypes() as Integer
Public CurCommandType as Integer
Public oDataSource as Object
Public bEnableBinaryOptionGroup as Boolean
&apos;Public bSelectContent as Boolean


Function GetDatabaseNames(baddFirstListItem as Boolean)
Dim sDatabaseList()
	If oDBContext.HasElements Then
		Dim LocDBList() as String
		Dim MaxIndex as Integer
		Dim i as Integer
		LocDBList = oDBContext.ElementNames()
		MaxIndex = Ubound(LocDBList())
		If baddfirstListItem Then
			ReDim Preserve sDatabaseList(MaxIndex + 1)
			sDatabaseList(0) = sSelectDatasource
			a = 1
		Else
			ReDim Preserve sDatabaseList(MaxIndex)
			a = 0
		End If
		For i = 0 To MaxIndex
			sDatabaseList(a) = oDBContext.ElementNames(i)
			a = a + 1
		Next i
	End If
	GetDatabaseNames() = sDatabaseList()
End Function


Sub GetSelectedDBMetaData(sDBName as String)
Dim OldsDBname as String
Dim DBIndex as Integer
Dim LocList() as String
&apos;	If bStartUp Then
&apos;		bStartUp = false
&apos;		Exit Sub
&apos;	End Sub
	ToggleDatabasePage(False)
	With DialogModel
			If GetConnection(sDBName) Then
				If GetDBMetaData() Then
					LocList() = AddListToList(Array(sSelectDBTable), TableNames())
					.lstTables.StringItemList() = AddListToList(LocList(), QueryNames())
&apos;						bSelectContent = True
					.lstTables.SelectedItems() = Array(0)
					iCommandTypes() = CreateCommandTypeList()
					EmptyFieldsListboxes()
				End If
			End If
			bEnableBinaryOptionGroup = False
			.lstTables.Enabled = True
			.lblTables.Enabled = True
&apos;		Else
&apos;			DialogModel.lstTables.StringItemList = Array(sSelectDBTable)
&apos;			EmptyFieldsListboxes()
&apos;		End If
		ToggleDatabasePage(True)
	End With
End Sub


Function GetConnection(sDBName as String)
Dim oInteractionHandler as Object
Dim bExitLoop as Boolean
Dim bGetConnection as Boolean
Dim iMsg as Integer
Dim Nulllist()
	If Not IsNull(oDBConnection) Then
		oDBConnection.Dispose()
	End If
	oDataSource = oDBContext.GetByName(sDBName)
&apos;	If Not oDBContext.hasbyName(sDBName) Then
&apos;		GetConnection() = False
&apos;		Exit Function
&apos;	End If
	If Not oDataSource.IsPasswordRequired Then
		oDBConnection = oDBContext.GetByName(sDBName).GetConnection(&quot;&quot;,&quot;&quot;)
		GetConnection() = True
	Else
		oInteractionHandler = createUnoService(&quot;com.sun.star.task.InteractionHandler&quot;)
		oDataSource = oDBContext.GetByName(sDBName)
		On Local Error Goto NOCONNECTION
		Do
			bExitLoop = True
			oDBConnection = oDataSource.ConnectWithCompletion(oInteractionHandler)
			NOCONNECTION:
			bGetConnection = Err = 0
			If bGetConnection Then
				bGetConnection = Not IsNull(oDBConnection)
				If Not bGetConnection Then
					Exit Do
				End If
			End If
			If Not bGetConnection Then
				iMsg = Msgbox (sMsgNoConnection,32 + 2, sMsgWizardName)
				bExitLoop = iMsg = SBCANCEL
				Resume CLERROR
				CLERROR:
			End If
		Loop Until bExitLoop
		On Local Error Goto 0
		If Not bGetConnection Then
			DialogModel.lstTables.StringItemList() = Array(sSelectDBTable)
			DialogModel.lstFields.StringItemList() = NullList()
			DialogModel.lstSelFields.StringItemList() = NullList()
		End If
		GetConnection() = bGetConnection
	End If
End Function


Function GetDBMetaData()
	If oDBContext.HasElements Then
		Tablenames() = oDBConnection.Tables.ElementNames()
		Querynames() = oDBConnection.Queries.ElementNames()
		GetDBMetaData = True
	Else
		MsgBox(sMsgErrNoDatabase, 64, sMsgWizardName)
		GetDBMetaData = False
	End If
End Function


Sub GetTableMetaData()
Dim iType as Long
Dim m as Integer
Dim Found as Boolean
Dim i as Integer
Dim sFieldName as String
Dim n as Integer
Dim WidthIndex as Integer
Dim oField as Object
	MaxIndex = Ubound(DialogModel.lstSelFields.StringItemList())
	Dim ColumnMap(MaxIndex)as Integer
	FieldNames() = DialogModel.lstSelFields.StringItemList()
	&apos; Build a structure which maps the position of a selected field (within the selection) to the the column position within
	&apos; the table. So we ensure that the controls are placed in the same order the according fields are selected.
	For i = 0 To Ubound(FieldNames())
		sFieldName = FieldNames(i)
		Found = False
		n = 0
		While (n&lt; MaxIndex And (Not Found))
			If (FieldNames(n) = sFieldName) Then
				Found = True
				ColumnMap(n) = i
			End If
			n = n + 1
		Wend
	Next i
	For n = 0 to MaxIndex
		sFieldname = FieldNames(n)
		oField = oColumns.GetByName(sFieldName)
		iType = oField.Type
		FieldMetaValues(n,0) = oField.Type
		FieldMetaValues(n,1) = AssignFieldLength(oField.Precision)
		FieldMetaValues(n,2) = GetValueoutofList(iType, WidthList(),1, WidthIndex)
		FieldMetaValues(n,3) = WidthList(WidthIndex,3)
		FieldMetaValues(n,4) = oField.FormatKey
		FieldMetaValues(n,5) = oField.DefaultValue
		FieldMetaValues(n,6) = oField.IsCurrency
		FieldMetaValues(n,7) = oField.Scale
&apos;		If oField.Description &lt;&gt; &quot;&quot; Then
&apos;&apos; Todo: What&apos;s wrong with this line?
&apos;			Msgbox oField.Helptext
&apos;		End If
		FieldMetaValues(n,8) = oField.Description
	Next
	ReDim oDBShapeList(MaxIndex) as Object
	ReDim oTCShapeList(MaxIndex) as Object
	ReDim oDBModelList(MaxIndex) as Object
	ReDim oGroupShapeList(MaxIndex) as Object
End Sub


Function GetSpecificFieldNames() as Integer
Dim n as Integer
Dim m as Integer
Dim s as Integer
Dim iType as Integer
Dim oField as Object
Dim MaxIndex as Integer
Dim EmptyList()
	If Ubound(DialogModel.lstTables.StringItemList()) &gt; -1 Then
		FieldNames() = oColumns.GetElementNames()
		MaxIndex = Ubound(FieldNames())
		If MaxIndex &lt;&gt; -1 Then
			Dim ResultFieldNames(MaxIndex)
			ReDim ImgFieldNames(MaxIndex)
			m = 0
			For n = 0 To MaxIndex
				oField = oColumns.GetByName(FieldNames(n))
				iType = oField.Type
				If GetIndexInMultiArray(WidthList(), iType, 0) &lt;&gt; -1 Then
					ResultFieldNames(m) = FieldNames(n)
					m = m + 1
				End If
				If GetIndexInMultiArray(ImgWidthList(), iType, 0) &lt;&gt; -1 Then
					ImgFieldNames(s) = FieldNames(n)
					s = s + 1
				End If
			Next n
			If s &lt;&gt; 0 Then
				Redim Preserve ImgFieldNames(s-1)
				bEnableBinaryOptionGroup = True
			Else
				bEnableBinaryOptionGroup = False
			End If
			If (DialogModel.optBinariesasGraphics.State = 1)  And (s &lt;&gt; 0) Then
				ResultFieldNames() = AddListToList(ResultFieldNames(), ImgFieldNames())
			Else
				Redim Preserve ResultFieldNames(m-1)
			End If
			FieldNames() = ResultFieldNames()
			DialogModel.lstFields.StringItemList = FieldNames()
			InitializeListboxProcedures(DialogModel, DialogModel.lstFields, DialogModel.lstSelFields)
		End If
		GetSpecificFieldNames = MaxIndex
	Else
		GetSpecificFieldNames = -1
	End If
End Function


Sub CreateDBForm()
	If oDrawPage.Forms.Count = 0 Then
	  	oDBForm = oDocument.CreateInstance(&quot;com.sun.star.form.component.Form&quot;)
		oDrawpage.Forms.InsertByIndex (0, oDBForm)
	Else
		oDBForm = oDrawPage.Forms.GetByIndex(0)
	End If
	oDBForm.Name = &quot;Standard&quot;
	oDBForm.DataSourceName = sDBName
	oDBForm.Command = TableName
	oDBForm.CommandType = CurCommandType
End Sub


Sub AddOrRemoveBinaryFieldsToWidthList()
Dim LocWidthList()
Dim MaxIndex as Integer
Dim OldMaxIndex as Integer
Dim s as Integer
Dim n as Integer
Dim m as Integer
	If Not bDebug Then
		On Local Error GoTo WIZARDERROR
	End If
	If DialogModel.optBinariesasGraphics.State = 1 Then
		OldMaxIndex = Ubound(WidthList(),1)
		If OldMaxIndex = 15 Then
			MaxIndex = Ubound(WidthList(),1) + Ubound(ImgWidthList(),1) + 1
			ReDim Preserve WidthList(MaxIndex,4)
			s = 0
			For n = OldMaxIndex + 1 To MaxIndex
				For m = 0 To 3
					WidthList(n,m) = ImgWidthList(s,m)
				Next m
				s = s + 1
			Next n
			MergeList(DialogModel.lstFields, ImgFieldNames())
		End If
	Else
		ReDim Preserve WidthList(15, 4)
		RemoveListItems(DialogModel.lstFields(), DialogModel.lstSelFields(), ImgFieldNames())
	End If
	DialogModel.lstSelFields.Tag = True
WIZARDERROR:
	If Err &lt;&gt; 0 Then
		Msgbox(sMsgErrMsg, 16, GetProductName())
		Resume LOCERROR
		LOCERROR:
	End If
End Sub


Function CreateCommandTypeList()
Dim MaxTableIndex as Integer
Dim MaxQueryIndex as Integer
Dim MaxIndex as Integer
Dim i as Integer
Dim a as Integer
	MaxTableIndex = Ubound(TableNames()
	MaxQueryIndex = Ubound(QueryNames()
	MaxIndex = MaxTableIndex + MaxQueryIndex + 1
	If MaxIndex &gt; -1 Then
		Dim LocCommandTypes(MaxIndex) as Integer
		For i = 0 To MaxTableIndex
			LocCommandTypes(i) = com.sun.star.sdb.CommandType.TABLE
		Next i
		a = i
		For i = 0 To MaxQueryIndex
			LocCommandTypes(a) = com.sun.star.sdb.CommandType.QUERY
			a = a + 1
		Next i
	End If
	CreateCommandTypeList() = LocCommandTypes()
End Function


Sub GetCurrentMetaValues(Index as Integer)
	CurFieldType = FieldMetaValues(Index,0)
	CurFieldLength = FieldMetaValues(Index,1)
	CurControlType = FieldMetaValues(Index,2)
	CurControlName = FieldMetaValues(Index,3)
	CurFormatKey = FieldMetaValues(Index,4)
	CurDefaultValue = FieldMetaValues(Index,5)
	CurIsCurrency = FieldMetaValues(Index,6)
	CurScale = FieldMetaValues(Index,7)
	CurHelpText = FieldMetaValues(Index,8)
    CurFieldName = FieldNames(Index)
End Sub


Function AssignFieldLength(FieldLength as Long) as Integer
	If FieldLength &gt;= 65535 Then
		AssignFieldLength() = -1
	Else
		AssignFieldLength() = FieldLength
	End If
End Function
</script:module>