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SBasicFilterBar

A Basic Filter Bar widget, which can be used to filter items of type [FilterType] given a list of custom filters

API > API/Developer > API/Developer/ToolWidgets

A Basic Filter Bar widget, which can be used to filter items of type [FilterType] given a list of custom filters Use the GetAllActiveFilters() function to get the FilterCollection of Active Filters in this FilterBar, that can be used to filter your items Use MakeAddFilterButton() to make the button that summons the dropdown showing all the filters

   
Name SBasicFilterBar
Type class
Header File /Engine/Source/Developer/ToolWidgets/Public/Filters/SBasicFilterBar.h
Include Path #include "Filters/SBasicFilterBar.h"

Syntax

template<typename FilterType>  
class SBasicFilterBar : public SCompoundWidget

Inheritance Hierarchy

Derived Classes

Classes

Name Remarks
SFilter A single filter in the filter list. Can be removed by clicking the remove button on it.
SFilterCheckBox A class for check boxes in the filter list.

Structs

Name Remarks
FArguments  

Typedefs

Name Type Remarks Include Path
FCreateTextFilter TBaseDelegate_NoParams< TSharedPtr< ICustomTextFilter< FilterType > > > Delegate to create a TTextFilter used to compare FilterType with text queries Filters/SBasicFilterBar.h
FOnFilterChanged TBaseDelegate_NoParams< void > Delegate for when filters have changed Filters/SBasicFilterBar.h

Functions

Public

Name Remarks Include Path Unreal Specifiers

void AddFilter ( TSharedRef< FFilterBase< FilterType > > InFilter
)

 Add a custom filter to the FilterBar. Filters/SBasicFilterBar.h  

void AttachFilterSearchBox ( TSharedPtr< SFilterSearchBox > InFilterSearchBox
)

 Attach an SFilterSearchBox to this filter bar, overriding the SFilterSearchBox:: OnSaveSearchClicked event to save a search as a filter Filters/SBasicFilterBar.h  

void Construct ( const FArguments& InArgs
)

   Filters/SBasicFilterBar.h  

void DisableAllFilters()

 Disable all the filters that are currently visible on the filter bar Filters/SBasicFilterBar.h  

void EnableAllFilters()

 Enable all the filters that are currently visible on the filter bar Filters/SBasicFilterBar.h  

virtual TSharedPtr< TFilterCollection< FilterType > > GetAllActiveFilters()

 Use this function to get all currently active filters (to filter your items) Not const on purpose: Subclasses might need to update the filter collection before getting it Filters/SBasicFilterBar.h  

TSharedPtr< FFilterBase< FilterType > > GetFilter ( const FString& InName
) const

 Retrieve a specific filter Filters/SBasicFilterBar.h  

ECheckBoxState GetFilterCheckState ( const TSharedPtr< FFilterBase< FilterType > >& InFilter
) const

 Returns the check box state of the specified filter (in the filter drop down). Filters/SBasicFilterBar.h  

EFilterBarLayout GetFilterLayout()

   Filters/SBasicFilterBar.h  

bool HasAnyFilters()

 Returns true if any filters are applied Filters/SBasicFilterBar.h  

bool IsFilterActive ( const TSharedPtr< FFilterBase< FilterType > >& InFilter
) const

 Returns true if the specified filter is both checked (pinned on the filter bar) and active (contributing to filter the result). Filters/SBasicFilterBar.h  

virtual void RemoveAllFilters()

 Remove all filters from the filter bar, while disabling any active ones Filters/SBasicFilterBar.h  

void SetFilterCheckState ( const TSharedPtr< FFilterBase< FilterType > >& InFilter,
ECheckBoxState InCheckState
)

 Set the check box state of the specified filter (in the filter drop down) and pin/unpin a filter widget on/from the filter bar. Filters/SBasicFilterBar.h  

virtual void SetFilterLayout ( EFilterBarLayout InFilterBarLayout
)

   Filters/SBasicFilterBar.h  

Protected

Name Remarks Include Path Unreal Specifiers

void AddFilterToBar ( const TSharedRef< SFilter >& FilterToAdd
)

 'Activate' A filter by adding it to the filter bar, does not turn it on Filters/SBasicFilterBar.h  

TSharedRef< SFilter > AddFilterToBar ( const TSharedRef< FFilterBase< FilterType > >& Filter
)

 'Activate' A filter by adding it to the filter bar, does not turn it on Filters/SBasicFilterBar.h  

void AddWidgetToLayout ( const TSharedRef< SWidget > WidgetToAdd
)

 Add a widget to the current filter layout Filters/SBasicFilterBar.h  

void CreateAddCustomTextFilterWindow()

 Creates a dialog box to Add a custom text filter Filters/SBasicFilterBar.h  

void CreateCustomTextFilterFromSearch ( const FText& InSearchText
)

 Creates a dialog to add a custom text filter from the given search text Filters/SBasicFilterBar.h  

void CreateCustomTextFilterWindow ( const FCustomTextFilterData& CustomTextFilterData,
TSharedPtr< ICustomTextFilter< FilterType > > InFilter
)

 Creates a dialog box with the SCustomTextFilterDialog Widget Filters/SBasicFilterBar.h  

void CreateEditCustomTextFilterWindow ( TSharedPtr< ICustomTextFilter< FilterType > > InFilter
)

 Creates a dialog box to Edit an existing custom text filter Filters/SBasicFilterBar.h  
Handler for when the add filter menu is populated by a non-category Filters/SBasicFilterBar.h  

void CreateOtherFiltersMenuCategory ( UToolMenu* InMenu,
TSharedPtr< FFilterCategory > MenuCategory
) const

 Handler for when the add filter menu is populated by a non-category Filters/SBasicFilterBar.h  

void CreateTextFiltersMenu ( UToolMenu* InMenu
)

 Populate the Custom Filters submenu in the Add Filter dropdown Filters/SBasicFilterBar.h  

void CustomTextFilterClicked ( ECheckBoxState CheckBoxState,
TSharedRef< ICustomTextFilter< FilterType > > Filter
)

 Handler for when a checkbox next to a custom text filter is clicked Filters/SBasicFilterBar.h  

void EnableOnlyThisFilter ( const TSharedRef< SFilter >& FilterToEnable
)

 Handler for when the enable only this button was clicked on a single filter Filters/SBasicFilterBar.h  

void FrontendFilterCategoryClicked ( TSharedPtr< FFilterCategory > MenuCategory
)

 Handler for when a filter category is clicked Filters/SBasicFilterBar.h  

void FrontendFilterChanged ( TSharedRef< FFilterBase< FilterType > > FrontendFilter
)

 Handler for when a frontend filter state has changed Filters/SBasicFilterBar.h  

void FrontendFilterClicked ( TSharedRef< FFilterBase< FilterType > > FrontendFilter
)

 Handler for a frontend filter is clicked Filters/SBasicFilterBar.h  

void GetAllCustomTextFilterLabels ( TArray< FText >& OutFilterLabels
)

   Filters/SBasicFilterBar.h  

const FSlateBrush * GetFilterBadgeIcon()

 Overlay for filter icon, badge if there are any active filters Filters/SBasicFilterBar.h  

ECheckBoxState IsFrontendFilterCategoryChecked ( TSharedPtr< FFilterCategory > MenuCategory
) const

 Handler to determine the "checked" state of a frontend filter category in the filter dropdown Filters/SBasicFilterBar.h  

bool IsFrontendFilterCategoryInUse ( TSharedPtr< FFilterCategory > MenuCategory
) const

 Handler to check if a filter category is in use Filters/SBasicFilterBar.h  

bool IsFrontendFilterInUse ( TSharedRef< FFilterBase< FilterType > > FrontendFilter
) const

 Handler to check if a frontend filter is in use Filters/SBasicFilterBar.h  

virtual void OnCancelCustomTextFilterDialog()

 Handler to close the custom text filter dialog Filters/SBasicFilterBar.h  

virtual void OnCreateCustomTextFilter ( const FCustomTextFilterData& InFilterData,
bool bApplyFilter
)

 Handler for when a custom text filter is created Filters/SBasicFilterBar.h  

virtual void OnDeleteCustomTextFilter ( const TSharedPtr< ICustomTextFilter< FilterType > > InFilter
)

 Handler for when a custom text filter is deleted Filters/SBasicFilterBar.h  

bool OnIsFilterActive ( TWeakPtr< FFilterBase< FilterType > > InWeakFilter
)

 Called externally to determine if a filter has been checked/pinned and activated Filters/SBasicFilterBar.h  

virtual void OnModifyCustomTextFilter ( const FCustomTextFilterData& InFilterData,
TSharedPtr< ICustomTextFilter< FilterType > > InFilter
)

 Handler for when a custom text filter is modified Filters/SBasicFilterBar.h  

void OnResetFilters()

 Called when reset filters option is pressed Filters/SBasicFilterBar.h  

void OnSetFilterActive ( bool bActive,
TWeakPtr< FFilterBase< FilterType > > InWeakFilter
)

 Called externally to check/pin a filter, and activates/deactivates it Filters/SBasicFilterBar.h  

void PopulateCommonFilterSections ( UToolMenu* Menu
)

 Helper function to add common sections to the Add Filter Menu Filters/SBasicFilterBar.h  

void PopulateCustomFilters ( UToolMenu* Menu
)

 Helper function to add all custom filters to the Add Filter Menu Filters/SBasicFilterBar.h  

virtual void RemoveAllButThis ( const TSharedRef< SFilter >& FilterToKeep
)

 Remove all filters except the specified one Filters/SBasicFilterBar.h  

virtual void RemoveFilter ( const TSharedRef< SFilter >& FilterToRemove
)

 Remove a filter from the filter bar Filters/SBasicFilterBar.h  

void RemoveFilter ( const TSharedRef< FFilterBase< FilterType > >& InFilterToRemove,
bool ExecuteOnFilterChanged
)

 Remove a filter from the filter bar Filters/SBasicFilterBar.h  

void RemoveFilterAndUpdate ( const TSharedRef< SFilter >& FilterToRemove
)

 Remove a filter from the filter bar Filters/SBasicFilterBar.h  

void RemoveWidgetFromLayout ( const TSharedRef< SWidget > WidgetToRemove
)

 Remove a widget from the current filter layout Filters/SBasicFilterBar.h  

void SetFrontendFilterActive ( const TSharedRef< FFilterBase< FilterType > >& Filter,
bool bActive
)

 Sets the active state of a frontend filter. Filters/SBasicFilterBar.h  

Static

Name Remarks Include Path Unreal Specifiers

static TSharedRef< SWidget > MakeAddFilterButton ( TSharedRef< SBasicFilterBar< FilterType > > InFilterBar
)

 Makes the button that summons the Add Filter dropdown on click Filters/SBasicFilterBar.h  

See Also

  • SFilterBar in EditorWidgets if you want a Filter Bar that includes Asset Type Filters NOTE: The filter functions create copies

  • so you want to use a reference or pointer as the template type when possible Sample Usage: SAssignNew(MyFilterBar

  • SBasicFilterBar) .OnFilterChanged() // A delegate for when the list of filters changes .CustomFilters() // An array of filters available to this FilterBar (

  • FGenericFilter to create simple delegate based filters)

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