IJMP-1266: description added

src/main/kotlin/eu/ibagroup/formainframe/explorer/ui/AllocationDialog.kt

@@ -18,6 +18,7 @@ import com.intellij.ui.components.JBScrollPane
 import com.intellij.ui.dsl.builder.*
 import com.intellij.ui.dsl.gridLayout.HorizontalAlign
 import com.intellij.ui.layout.selectedValueMatches
+import eu.ibagroup.formainframe.common.message
 import eu.ibagroup.formainframe.common.ui.StatefulDialog
 import eu.ibagroup.formainframe.config.connect.ConnectionConfig
 import eu.ibagroup.formainframe.config.connect.getUsername
@@ -111,6 +112,10 @@ class AllocationDialog(project: Project?, config: ConnectionConfig, override var
           .bindItem(state.allocationParameters::allocationUnit.toNullableProperty())
           .also { spaceUnitBox = it.component }
           .widthGroup(sameWidthComboBoxGroup)
+        contextHelp(
+          description = message("allocation.dialog.unit.size.hint.description"),
+          title = message("allocation.dialog.unit.size.hint.title")
+        )
       }
       row {
         label("Primary allocation: ")

src/main/resources/messages/FMBundle.properties

@@ -25,3 +25,5 @@ encoding.reload.or.convert.dialog.title={0}: Reload or Convert to {1}
 encoding.reload.or.convert.dialog.message=The encoding you've chosen ('{1}') may change the contents of '{0}'.<br>Do you want to<br>1. <b>Reload</b> the file from remote in the new encoding '{1}' and overwrite contents (may not display correctly) or<br>2. <b>Convert</b> the text and overwrite file in the new encoding?<br>
 encoding.reload.dialog.title={0}: Reload to {1}
 encoding.reload.dialog.message=The encoding you've chosen ('{1}') may change the contents of '{0}'.<br>Do you want to <b>Reload</b> the file from remote in the new encoding '{1}' and overwrite contents (may not display correctly).<br>
+allocation.dialog.unit.size.hint.description=For <b>IBM 3390</b> direct access storage device:<br>1 CYLINDER = 15 TRACKS<br>1 TRACK = 56664 BYTES
+allocation.dialog.unit.size.hint.title=Allocation unit Size