I am working on a power app for tracking LAB details and I have a gallery
that is populated from a SharePoint list. I'm currently filtering the values in the gallery ("items" property) to the record owner.
If I'm the owner of LAB_1, LAB_2, LAB_3, I can only see the records that belong to those LABs. I want to add the ability for an owner
to use a drop down and further limit results - So, when the gallery populates, it shows all the LAB records I own, I then want the ability
to select an item from a dropdown to show only records related to that specific LAB value. From the example above, my drop-down would
contain "LAB_1, "LAB_2", and "LAB_3". If I select "LAB_3" only records relating to LAB_3 are shown.
I thought the best way to implement the dropdown filter was to associate it with a different SharePoint list that contains the names of all
LABs and the corresponding owner. MY ISSUE: The problem is that when the gallery loads, it loads the LAB records that I own, but it also applies whichever
dropdown filter that is at the top of the list, so I'm not seeing all of the records I own when the gallery loads. I assume part of the issue
is that there isn't an "All" value in the LABS_NAME list.
--applied to items for the gallery
If(
labRole = "POC",
Filter(
'LABs Details',
StartsWith(
Name1,
TxtSearch_9.Text
) || StartsWith(
Owner.DisplayName,
TxtSearch_9.Text
)
),
labRole = "Monitor",
Filter(
'LABs Details',
StartsWith(
Name1,
TxtSearch_9.Text
) || StartsWith(
Owner.DisplayName,
TxtSearch_9.Text
)
),
labRole = "Owner",
Filter(
'LABs Details',
StartsWith(Owner.Email,varCurrentUser.Email),
(StartsWith(
Name1,
TxtSearch_9.Text
) || StartsWith(
Owner.DisplayName,
TxtSearch_9.Text
)) && (LAB_Name = DrpLABNames_x.Selected.'LAB NAME' || DrpLABNames_x.Selected.'LAB NAME' = Blank())
),
Filter(
'LABs Details',
(StartsWith(
Name1,
TxtSearch_9.Text
) || StartsWith(
Owner.DisplayName,
TxtSearch_9.Text
)) && (LAB_Name = DrpLABNames_x.Selected.'LAB NAME' || DrpLABNames_x.Selected.'LAB NAME' = Blank())
)
)
Tried this, but it didn't work - the values displayed, but nothing happened when I selected a value - applied to items property of the dropdown
Ungroup(
Table(
{LABMenuOptions: Table({'LAB NAME': Blank()})},
If(
labRole = "Owner" || labRole = "POC",
{LABMenuOptions: Filter('LAB_NAMES', StartsWith('LAB OWNER'.Email,varUserEmail)).'LAB NAME'},
{LABMenuOptions: 'LAB_NAMES'.'LAB NAME'}
)
),
"LABMenuOptions"
)
This works, but it results in the issue I'm trying to overcome - it applies whatever is the first value to the filter in the gallery.
I'm applying it to the dropdown, items propetry
If(
dalRole = "Owner",
Filter(
DAL_NAMES,
StartsWith(
'DAL OWNER'.Email,
varUserEmail
)
),
DAL_NAMES.'DAL NAME'
)
Solved! Go to Solution.
Change the dropdown's AllowEmptySelection property to true and set the default value to Blank()
Change the dropdown's AllowEmptySelection property to true and set the default value to Blank()
That seems to work. I have an additional issue/question related to that. I scroll down my list and I haven't selected anything from the drop-down. If I'm midway or so down my list and I select a value from the drop down, it takes me to the correct choice, but it doesn't start me at the top of the choices. So, say I scroll have way down my list and I'm into the LAB_3 values, If i click the drop-down and select LAB_1, it puts me someone in the middle of the LAB_1 values and not at the top. Anyway to overcome that?
That seems to work. I have an additional issue/question related to that. I scroll down my list and I haven't selected anything from the drop-down. If I'm midway or so down my list and I select a value from the drop down, it takes me to the correct choice, but it doesn't start me at the top of the choices. So, say I scroll have way down my list and I'm into the LAB_3 values, If i click the drop-down and select LAB_1, it puts me someone in the middle of the LAB_1 values and not at the top. Anyway to overcome that?
SetFocus can't be used on controls inside a gallery. But, the Gallery Default property can set which item will appear at the top. This answer has a good explanation: Solved: Force Gallery to Scroll to First Record (Back to T... - Power Platform Community (microsoft....
You could do something similar. There isn't a way to get or set the position of the scrollbar directly.
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