added in Milestone 101.6
gn:act_getAttachmentFromServer
- Description
- Action is used to download attachment asynchronously (M103.8) from the server when replication is not enabled for attachments.
- Action returns
- void
Action signatures
Download attachment
[gn:act_getAttachmentFromServer]|[tableName,rowId,columnName]
Parameter Description tableName
table name as defined in configuration.xml from which the document will be retrieved - Value should be hardcoded - to be able to query the table from the external app use @externalTable/appId_tableId syntax
rowId
internal id of row which contains attachment information. - Valid target should be of datatype
text
columnName
Name of the column within the row which contains attachment information - Valid target should be of datatype
text
Example
variables.xml
<variable id="rowId" type="text">e0567dffe-7775-467c-8f56-6641a9ac3eb8</variable> <variable id="columnName" type="text">photos</variable>
screen.xml
<FrameLayout android:id="@+id/exampleFrame" android:layout_width="wrap_content" android:layout_height="wrap_content" android:visibility="gone" gn:act_set="[gn:act_getAttachmentFromServer]|[coffeeMachinesMaintenance,@variable/rowId,@variable/columnName]" />
After action execution images will be stored locally into appId/userData/attachments folder
Download attachment with callback (M103.8.0.5)
[gn:act_getAttachmentFromServer]|[tableName,rowId,columnName;callbackSourceId,callbackEvent]
Parameter Description tableName
table name as defined in configuration.xml from which the document will be retrieved - Value should be hardcoded - to be able to query the table from the external app use @externalTable/appId_tableId syntax
rowId
internal id of row which contains attachment information. - Valid target should be of datatype
text
columnName
Name of the column within the row which contains attachment information - Valid target should be of datatype
text
timeout
connection timeout - Valid target should be of datatype
text
callbackSourceId
widget which contains callbackEvent callbackEvent
callback event which contains a set of actions which will be executed after the file is downloaded - Valid target should be of datatype
text
Example
systems
- tableName@+id/recordId
- rowId@variable/system_documentsNotReplicatingColumnName
- columnName5000
- timeout@+id/getAttachmentFromServerSync
- callbackSourceIdgn:act_set1
- callbackEvent
- ⤷
[gn:act_getAttachmentFromServer]|[systems,@+id/recordId,@variable/system_documentsNotReplicatingColumnName,5000;@+id/getAttachmentFromServerSync,gn:act_set1]
- ⤷
After action execution images will be stored locally into appId/userData/attachments folder