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feat: implement debounced selection api #113

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feat: implement debounced selection api #113

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3018801
rewrite selection API and debounce callbacks
hyyan Mar 14, 2019
92ab408
renamed getRowCount to getSelectedRowCount
hyyan Mar 14, 2019
5f3cc40
rewrite selection API and debounce callbacks
hyyan Mar 14, 2019
6e3a67d
fix demo
hyyan Mar 26, 2019
1481ae8
Update build
hyyan Mar 27, 2019
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134 changes: 34 additions & 100 deletions BBjGridExWidget.bbj
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Original file line number Diff line number Diff line change
Expand Up @@ -498,11 +498,11 @@ class public BBjGridExWidget extends BBjWidget
type$ = map!.get("type")
detail$ = map!.get("detail")
switch type$
case "gw.rowSelecte"
#handleGridSelectRowEvent(detail$, "single")
case "gw.rowSelect"
#onSelecteRowChange(detail$, "single")
break
case "gw.rowDoubleClick"
#handleGridSelectRowEvent(detail$,"double")
#onSelecteRowChange(detail$,"double")
break
case "gw.cellClicked"
#handleGridCellEditingEvent(detail$,#ON_GRID_CELL_CLICK())
Expand Down Expand Up @@ -1332,23 +1332,42 @@ class public BBjGridExWidget extends BBjWidget
rem * @return the selected row
rem */
method public BBjGridExWidgetRow getSelectedRow()
if #SelectedRowsMap!.size() > 0 then
it! = #SelectedRowsMap!.entrySet().iterator()
methodret it!.next().getValue()
FI
returnedRow! = #executeScript("gw_getSelectedRow('" + #GRIDID$ + "')")

if len(returnedRow!) > 0 then
parser! = new JsonParser()
parsedRow! = parser!.parse(returnedRow!).getAsJsonObject()
row! = new BBjGridExWidgetRow(#RS!)

row!.setId(parsedRow!.get("id").getAsString())
row!.setChildIndex(parsedRow!.get("childIndex").getAsInt())
row!.setIndex(parsedRow!.get("index").getAsString())
row!.setParentKey(parsedRow!.get("parentKey").getAsString())
row!.setIsSelected(iff(parsedRow!.get("selected").getAsString() = "true" , 1 , 0))

methodret row!
fi

methodret null()
methodend
rem /**
rem * @return BBjVector with the selected rows
rem */
method public BBjVector getSelectedRows()
declare BBjVector ids!

returnedRows! = #executeScript("gw_getSelectedRows('" + #GRIDID$ + "')")
parser! = new JsonParser()
array! = parser!.parse(returnedRows!).getAsJsonArray()
rows! = new BBjVector()
it! = #SelectedRowsMap!.entrySet().iterator()
while it!.hasNext()
rows!.addItem(it!.next().getValue())
it! = array!.iterator()
while (it!.hasNext())
next! = it!.next().getAsJsonObject()
row! = new BBjGridExWidgetRow(#RS!)
row!.setId(next!.get("id").getAsString())
row!.setChildIndex(next!.get("childIndex").getAsInt())
row!.setIndex(next!.get("index").getAsString())
row!.setParentKey(next!.get("parentKey").getAsString())
row!.setIsSelected(iff(next!.get("selected").getAsString() = "true" , 1 , 0))
rows!.add( row!)
wend

methodret rows!
Expand Down Expand Up @@ -1652,36 +1671,8 @@ class public BBjGridExWidget extends BBjWidget
rem *
rem * @see BBjGridExWidgetSelectRowEvent
rem */
method private void handleGridSelectRowEvent(BBjString detail$, BBjString type$)
parser! = new JsonParser()
array! = parser!.parse(detail$).getAsJsonObject().get("0")
rows! = new BBjVector()
selected! = new BBjVector()
deselected! = new BBjVector()
it! = array!.iterator()
while (it!.hasNext())
next! = it!.next().getAsJsonObject()
row! = new BBjGridExWidgetRow(#RS!)
row!.setId(next!.get("id").getAsString())
row!.setChildIndex(next!.get("childIndex").getAsInt())
row!.setIndex(next!.get("index").getAsString())
row!.setParentKey(next!.get("parentKey").getAsString())
row!.setIsSelected(iff(next!.get("selected").getAsString() = "true" , 1 , 0))
rows!.add( row!)

if row!.getIsSelected() = 1 then
selected!.add(row!)
#SelectedRowsMap!.put(row!.getIndex(),row!)
else
deselected!.add(row!)
#SelectedRowsMap!.remove(row!.getIndex())
FI
wend

method private void onSelecteRowChange(BBjString detail$, BBjString type$)
event! = new BBjGridExWidgetSelectRowEvent()
event!.setChangedRows(rows!)
event!.setNewSelectedRows(selected!)
event!.setNewDeselectedRows(deselected!)
event!.setSelectedRows(#getSelectedRows())

if type$ = "single" then
Expand Down Expand Up @@ -2268,73 +2259,16 @@ classend

class public BBjGridExWidgetSelectRowEvent

field public BBjVector ChangedRows! = new BBjVector()
field public BBjVector NewSelectedRows! = new BBjVector()
field public BBjVector NewDeselectedRows! = new BBjVector()
field public BBjVector SelectedRows! = new BBjVector()

rem /**
rem * Get the number of affected rows by the last event
rem *
rem * @return BBjNumber
rem */
method public BBjNumber getRowCount()
methodret #ChangedRows!.size()
methodend
rem /**
rem * Get the number of selected rows by the last event
rem *
rem * @return BBjNumber
rem */
method public BBjNumber getSelectedRowCount()
methodret #NewSelectedRows!.size()
methodret #SelectedRows!.size()
methodend
rem /**
rem * Get the number of deselected rows by the last event
rem *
rem * @return BBjNumber
rem */
method public BBjNumber getDeselectedRowCount()
methodret #NewDeselectedRows!.size()
methodend
rem /**
rem * Get the ids of selected rows by the last event
rem *
rem * @return BBjVector
rem */
method public BBjVector getNewSelectedRows()
declare BBjVector ids!

ids! = new BBjVector()
selectedCount! = #getSelectedRowCount()

if selectedCount! > 0 then
for n = 0 to selectedCount! - 1 step 1
ids!.add(cast(BBjGridExWidgetRow,#NewSelectedRows!.getItem(n)).getId())
next n
FI

methodret ids!
methodend
rem /**
rem * Get the ids of deselected rows by the last event
rem *
rem * @return BBjNumber
rem */
method public BBjVector getNewDeselectedRows()
declare BBjVector ids!

ids! = new BBjVector()
deselectedCount! = #getDeselectedRowCount()

if deselectedCount! > 0 then
for n = 0 to deselectedCount! - 1 step 1
ids!.add(cast(BBjGridExWidgetRow,#NewDeselectedRows!.getItem(n)).getId())
next n
FI

methodret ids!
methodend

classend

class public BBjGridWidgetCellEditingEvent
Expand Down
6 changes: 2 additions & 4 deletions Demo/SelectionDemo.bbj
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Original file line number Diff line number Diff line change
Expand Up @@ -91,10 +91,8 @@ onSelection:


print 'SHOW',
print ev!.getRowCount(), " ROW(s) AFFECTED By Event:" , ev!.getChangedRows()
print ev!.getSelectedRowCount()," ROW(S) SELECTED By Event: ",ev!.getNewSelectedRows()
print ev!.getDeselectedRowCount()," ROW(S) DESELECTED By Event: ",ev!.getNewDeselectedRows()
print ev!.getSelectedRows().size()," ROW(S) NOW SELECTED : ", ev!.getSelectedRows()
print ev!.getSelectedRowCount(), " ROW(s) AFFECTED By Event:"
rem print ev!.getSelectedRowCount()," ROW(S) SELECTED By Event: ",ev!.getSelectedRowCount()

print "------------------------------------------------------------------------"
fi
Expand Down