mirror of
https://github.com/sinbad/StevesUEHelpers.git
synced 2025-02-23 17:45:23 +00:00
Working on a focusable check box for gamepad support
This commit is contained in:
Steve Streeting
parent
b66805057a
commit
413491fd05
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#include "StevesUI/FocusableCheckBox.h"
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#include "StevesUI/SFocusableCheckBox.h"
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TSharedRef<SWidget> UFocusableCheckBox::RebuildWidget()
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{
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MyCheckbox = SNew(SFocusableCheckBox)
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.OnCheckStateChanged( BIND_UOBJECT_DELEGATE(FOnCheckStateChanged, SlateOnCheckStateChangedCallback) )
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.Style(&WidgetStyle)
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.HAlign( HorizontalAlignment )
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.ClickMethod(ClickMethod)
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.TouchMethod(TouchMethod)
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.PressMethod(PressMethod)
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.IsFocusable(IsFocusable)
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// Our new events
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.OnHovered(BIND_UOBJECT_DELEGATE(FSimpleDelegate, SlateHandleHovered))
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.OnUnhovered(BIND_UOBJECT_DELEGATE(FSimpleDelegate, SlateHandleUnhovered))
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.OnFocusReceived(BIND_UOBJECT_DELEGATE(FSimpleDelegate, SlateHandleFocusReceived))
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.OnFocusLost(BIND_UOBJECT_DELEGATE(FSimpleDelegate, SlateHandleFocusLost))
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;
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if ( GetChildrenCount() > 0 )
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{
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MyCheckbox->SetContent(GetContentSlot()->Content ? GetContentSlot()->Content->TakeWidget() : SNullWidget::NullWidget);
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}
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// Copy Widget style but make normal same as hovered
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FocussedStyle = WidgetStyle;
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FocussedStyle.UncheckedImage = FocussedStyle.UncheckedHoveredImage;
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FocussedStyle.CheckedImage = FocussedStyle.CheckedHoveredImage;
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FocussedStyle.UndeterminedImage = FocussedStyle.UndeterminedHoveredImage;
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return MyCheckbox.ToSharedRef();
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}
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void UFocusableCheckBox::SlateHandleFocusReceived()
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{
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ApplyFocusStyle();
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OnFocusReceived.Broadcast();
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}
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void UFocusableCheckBox::SlateHandleFocusLost()
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{
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UndoFocusStyle();
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OnFocusLost.Broadcast();
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}
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void UFocusableCheckBox::ApplyFocusStyle()
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{
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if (MyCheckbox.IsValid() && bUseHoverStyleWhenFocussed)
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{
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MyCheckbox->SetStyle(&FocussedStyle);
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}
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}
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void UFocusableCheckBox::UndoFocusStyle()
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{
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if (MyCheckbox.IsValid())
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{
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MyCheckbox->SetStyle(&WidgetStyle);
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}
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}
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void UFocusableCheckBox::SlateHandleHovered()
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{
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if (bTakeFocusOnHover)
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{
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SetFocus();
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}
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OnHovered.Broadcast();
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}
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void UFocusableCheckBox::SlateHandleUnhovered()
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{
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OnUnhovered.Broadcast();
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}
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#include "SFocusableCheckBox.h"
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void SFocusableCheckBox::Construct(const FArguments& InArgs)
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{
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// Call superclass, have to re-construct the args because they're not compatible
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SCheckBox::Construct(SCheckBox::FArguments()
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.Padding(InArgs._Padding)
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.Style(InArgs._Style)
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.Type(InArgs._Type)
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.CheckedImage(InArgs._CheckedImage)
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.ClickMethod(InArgs._ClickMethod)
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.ForegroundColor(InArgs._ForegroundColor)
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.HAlign(InArgs._HAlign)
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.IsChecked(InArgs._IsChecked)
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.IsFocusable(InArgs._IsFocusable)
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.PressMethod(InArgs._PressMethod)
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.TouchMethod(InArgs._TouchMethod)
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.UncheckedImage(InArgs._UncheckedImage)
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.UndeterminedImage(InArgs._UndeterminedImage)
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.CheckedImage(InArgs._CheckedImage)
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.UncheckedHoveredImage(InArgs._UncheckedHoveredImage)
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.UndeterminedHoveredImage(InArgs._UndeterminedHoveredImage)
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.CheckedHoveredImage(InArgs._CheckedHoveredImage)
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.UncheckedPressedImage(InArgs._UncheckedPressedImage)
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.UndeterminedPressedImage(InArgs._UndeterminedPressedImage)
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.CheckedPressedImage(InArgs._CheckedPressedImage)
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.CheckedSoundOverride(InArgs._CheckedSoundOverride)
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.UncheckedSoundOverride(InArgs._UncheckedSoundOverride)
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.HoveredSoundOverride(InArgs._HoveredSoundOverride)
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.BorderBackgroundColor(InArgs._BorderBackgroundColor)
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.OnCheckStateChanged(InArgs._OnCheckStateChanged)
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.IsEnabled(InArgs._IsEnabled)
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.Clipping(InArgs._Clipping)
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.Cursor(InArgs._Cursor)
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.Tag(InArgs._Tag)
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.Visibility(InArgs._Visibility)
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.AccessibleParams(InArgs._AccessibleParams)
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.AccessibleText(InArgs._AccessibleText)
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.ForceVolatile(InArgs._ForceVolatile)
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.IsEnabled(InArgs._IsEnabled)
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.RenderOpacity(InArgs._RenderOpacity)
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.RenderTransform(InArgs._RenderTransform)
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.RenderTransformPivot(InArgs._RenderTransformPivot)
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.ToolTip(InArgs._ToolTip)
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.ToolTipText(InArgs._ToolTipText)
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);
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OnHoveredDelegate = InArgs._OnHovered;
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OnUnhoveredDelegate = InArgs._OnUnhovered;
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OnFocusReceivedDelegate = InArgs._OnFocusReceived;
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OnFocusLostDelegate = InArgs._OnFocusLost;
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}
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void SFocusableCheckBox::OnMouseEnter(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent)
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{
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SCheckBox::OnMouseEnter(MyGeometry, MouseEvent);
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// SCheckbox doesn't have hovered / unhovered events so we need to add them
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}
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void SFocusableCheckBox::OnMouseLeave(const FPointerEvent& MouseEvent)
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{
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SCheckBox::OnMouseLeave(MouseEvent);
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}
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FReply SFocusableCheckBox::OnFocusReceived(const FGeometry& MyGeometry, const FFocusEvent& InFocusEvent)
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{
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auto Ret = SCheckBox::OnFocusReceived(MyGeometry, InFocusEvent);
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OnFocusReceivedDelegate.ExecuteIfBound();
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return Ret;
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}
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void SFocusableCheckBox::OnFocusLost(const FFocusEvent& InFocusEvent)
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{
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SCheckBox::OnFocusLost(InFocusEvent);
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OnFocusLostDelegate.ExecuteIfBound();
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}
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void SFocusableCheckBox::SetOnFocusReceived(FSimpleDelegate InOnFocusReceived)
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{
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OnFocusReceivedDelegate = InOnFocusReceived;
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}
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void SFocusableCheckBox::SetOnFocusLost(FSimpleDelegate InOnFocusLost)
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{
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OnFocusLostDelegate = InOnFocusLost;
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}
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146
Source/StevesUEHelpers/Private/StevesUI/SFocusableCheckBox.h
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146
Source/StevesUEHelpers/Private/StevesUI/SFocusableCheckBox.h
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#pragma once
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#include "CoreMinimal.h"
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#include "Widgets/Input/SCheckBox.h"
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class SFocusableCheckBox : public SCheckBox
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{
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public:
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// Seems in slate we have to duplicate all the args from superclass
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SLATE_BEGIN_ARGS( SFocusableCheckBox )
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: _Content()
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, _Style( &FCoreStyle::Get().GetWidgetStyle< FCheckBoxStyle >("Checkbox") )
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, _Type()
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, _OnCheckStateChanged()
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, _IsChecked( ECheckBoxState::Unchecked )
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, _HAlign( HAlign_Fill )
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, _CheckBoxContentUsesAutoWidth(true)
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, _Padding()
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, _ClickMethod( EButtonClickMethod::DownAndUp )
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, _TouchMethod(EButtonTouchMethod::DownAndUp)
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, _PressMethod(EButtonPressMethod::DownAndUp)
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, _ForegroundColor()
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, _BorderBackgroundColor ()
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, _IsFocusable( true )
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, _UncheckedImage( nullptr )
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, _UncheckedHoveredImage( nullptr )
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, _UncheckedPressedImage( nullptr )
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, _CheckedImage( nullptr )
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, _CheckedHoveredImage( nullptr )
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, _CheckedPressedImage( nullptr )
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, _UndeterminedImage( nullptr )
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, _UndeterminedHoveredImage( nullptr )
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, _UndeterminedPressedImage( nullptr )
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{
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}
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/** Content to be placed next to the check box, or for a toggle button, the content to be placed inside the button */
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SLATE_DEFAULT_SLOT( FArguments, Content )
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/** The style structure for this checkbox' visual style */
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SLATE_STYLE_ARGUMENT( FCheckBoxStyle, Style )
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/** Type of check box (set by the Style arg but the Style can be overridden with this) */
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SLATE_ARGUMENT( TOptional<ESlateCheckBoxType::Type>, Type )
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/** Called when the checked state has changed */
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SLATE_EVENT( FOnCheckStateChanged, OnCheckStateChanged )
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/** Whether the check box is currently in a checked state */
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SLATE_ATTRIBUTE( ECheckBoxState, IsChecked )
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/** How the content of the toggle button should align within the given space*/
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SLATE_ARGUMENT( EHorizontalAlignment, HAlign )
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/** Whether or not the content portion of the checkbox should layout using auto-width. When true the content will always be arranged at its desired size as opposed to resizing to the available space. */
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SLATE_ARGUMENT(bool, CheckBoxContentUsesAutoWidth)
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/** Spacing between the check box image and its content (set by the Style arg but the Style can be overridden with this) */
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SLATE_ATTRIBUTE( FMargin, Padding )
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/** Sets the rules to use for determining whether the button was clicked. This is an advanced setting and generally should be left as the default. */
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SLATE_ARGUMENT( EButtonClickMethod::Type, ClickMethod )
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/** How should the button be clicked with touch events? */
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SLATE_ARGUMENT(EButtonTouchMethod::Type, TouchMethod)
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/** How should the button be clicked with keyboard/controller button events? */
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SLATE_ARGUMENT(EButtonPressMethod::Type, PressMethod)
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/** Foreground color for the checkbox's content and parts (set by the Style arg but the Style can be overridden with this) */
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SLATE_ATTRIBUTE( FSlateColor, ForegroundColor )
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/** The color of the background border (set by the Style arg but the Style can be overridden with this) */
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SLATE_ATTRIBUTE( FSlateColor, BorderBackgroundColor )
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SLATE_ARGUMENT( bool, IsFocusable )
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SLATE_EVENT( FOnGetContent, OnGetMenuContent )
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/** The sound to play when the check box is checked */
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SLATE_ARGUMENT( TOptional<FSlateSound>, CheckedSoundOverride )
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/** The sound to play when the check box is unchecked */
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SLATE_ARGUMENT( TOptional<FSlateSound>, UncheckedSoundOverride )
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/** The sound to play when the check box is hovered */
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SLATE_ARGUMENT( TOptional<FSlateSound>, HoveredSoundOverride )
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/** The unchecked image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UncheckedImage)
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/** The unchecked hovered image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UncheckedHoveredImage)
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/** The unchecked pressed image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UncheckedPressedImage)
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/** The checked image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, CheckedImage)
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/** The checked hovered image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, CheckedHoveredImage)
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/** The checked pressed image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, CheckedPressedImage)
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/** The undetermined image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UndeterminedImage)
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/** The undetermined hovered image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UndeterminedHoveredImage)
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/** The undetermined pressed image for the checkbox - overrides the style's */
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SLATE_ARGUMENT(const FSlateBrush*, UndeterminedPressedImage)
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// This is the bit we're adding
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// SCheckBox is missing hovered/unhovered too
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SLATE_EVENT( FSimpleDelegate, OnHovered )
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SLATE_EVENT( FSimpleDelegate, OnUnhovered )
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SLATE_EVENT( FSimpleDelegate, OnFocusReceived )
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SLATE_EVENT( FSimpleDelegate, OnFocusLost )
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SLATE_END_ARGS()
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public:
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void Construct( const FArguments& InArgs );
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virtual FReply OnFocusReceived(const FGeometry& MyGeometry, const FFocusEvent& InFocusEvent) override;
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virtual void OnFocusLost(const FFocusEvent& InFocusEvent) override;
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void SetOnFocusReceived(FSimpleDelegate InOnFocusReceived);
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void SetOnFocusLost(FSimpleDelegate InOnFocusLost);
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protected:
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FSimpleDelegate OnHoveredDelegate;
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FSimpleDelegate OnUnhoveredDelegate;
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FSimpleDelegate OnFocusReceivedDelegate;
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FSimpleDelegate OnFocusLostDelegate;
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public:
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virtual void OnMouseEnter(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
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virtual void OnMouseLeave(const FPointerEvent& MouseEvent) override;
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};
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59
Source/StevesUEHelpers/Public/StevesUI/FocusableCheckBox.h
Normal file
59
Source/StevesUEHelpers/Public/StevesUI/FocusableCheckBox.h
Normal file
@ -0,0 +1,59 @@
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// Fill out your copyright notice in the Description page of Project Settings.
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#pragma once
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#include "CoreMinimal.h"
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#include "Components/CheckBox.h"
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#include "FocusableCheckBox.generated.h"
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DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnCheckBoxHoveredEvent);
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DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnCheckBoxUnhoveredEvent);
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DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnCheckBoxFocusReceivedEvent);
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DECLARE_DYNAMIC_MULTICAST_DELEGATE(FOnCheckBoxFocusLostEvent);
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/**
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* This is a simple subclass of UCheckBox to provide some missing features
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*
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* * Focus events
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* * Hover events
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* * Focus style based on hover style
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* * Assign focus to self on hover to prevent double-highlighting
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*/
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UCLASS()
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class STEVESUEHELPERS_API UFocusableCheckBox : public UCheckBox
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{
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GENERATED_BODY()
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public:
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UPROPERTY(BlueprintReadWrite, EditAnywhere)
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bool bUseHoverStyleWhenFocussed = true;
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UPROPERTY( BlueprintAssignable, Category = "CheckBox|Event" )
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FOnCheckBoxHoveredEvent OnHovered;
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UPROPERTY( BlueprintAssignable, Category = "CheckBox|Event" )
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FOnCheckBoxUnhoveredEvent OnUnhovered;
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UPROPERTY(BlueprintAssignable, Category="CheckBox|Event")
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FOnCheckBoxFocusReceivedEvent OnFocusReceived;
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UPROPERTY(BlueprintAssignable, Category="CheckBox|Event")
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FOnCheckBoxFocusLostEvent OnFocusLost;
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UPROPERTY(BlueprintReadWrite, EditAnywhere)
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bool bTakeFocusOnHover = true;
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protected:
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FCheckBoxStyle FocussedStyle;
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void SlateHandleFocusReceived();
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void SlateHandleFocusLost();
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void ApplyFocusStyle();
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void UndoFocusStyle();
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void SlateHandleHovered();
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void SlateHandleUnhovered();
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virtual TSharedRef<SWidget> RebuildWidget() override;
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};
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