Files
UnrealEngineUWP/Engine/Source/Editor/Documentation/Private/SDocumentationAnchor.cpp
2014-03-14 14:13:41 -04:00

82 lines
2.1 KiB
C++

// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
#include "DocumentationModulePrivatePCH.h"
#include "SDocumentationAnchor.h"
#include "DocumentationLink.h"
#include "IDocumentation.h"
void SDocumentationAnchor::Construct(const FArguments& InArgs, const FString& InLink )
{
Link = InLink;
struct StringToText_Local
{
static FText PassThroughAttribute( TAttribute<FString> StringAttribute )
{
return FText::FromString( StringAttribute.Get( FString() ) );
}
};
TAttribute<FText> ToolTipText;
if ( InArgs._ToolTipText.IsBound() )
{
ToolTipText = TAttribute< FText >::Create( TAttribute< FText >::FGetter::CreateStatic( &StringToText_Local::PassThroughAttribute, InArgs._ToolTipText ) );
}
else
{
ToolTipText = FText::FromString( InArgs._ToolTipText.Get( FString() ) );
}
if ( !ToolTipText.IsBound() && ToolTipText.Get().IsEmpty() )
{
ToolTipText = NSLOCTEXT("DocumentationAnchor", "DefaultToolTip", "Click to open documentation");
}
Default = FEditorStyle::GetBrush( "HelpIcon" );
Hovered = FEditorStyle::GetBrush( "HelpIcon.Hovered" );
Pressed = FEditorStyle::GetBrush( "HelpIcon.Pressed" );
FString PreviewLink = InArgs._PreviewLink;
if (!PreviewLink.IsEmpty())
{
// All in-editor udn documents must live under the Shared/ folder
ensure(PreviewLink.StartsWith(TEXT("Shared/")));
}
ChildSlot
[
SAssignNew( Button, SButton )
.ContentPadding( 0 )
.ButtonStyle( FEditorStyle::Get(), "HelpButton" )
.OnClicked( this, &SDocumentationAnchor::OnClicked )
.HAlign( HAlign_Center )
.VAlign( VAlign_Center )
.ToolTip( IDocumentation::Get()->CreateToolTip( ToolTipText, NULL, PreviewLink, InArgs._PreviewExcerptName ) )
[
SAssignNew(ButtonImage, SImage)
.Image( this, &SDocumentationAnchor::GetButtonImage )
]
];
}
const FSlateBrush* SDocumentationAnchor::GetButtonImage() const
{
if ( Button->IsPressed() )
{
return Pressed;
}
if ( ButtonImage->IsHovered() )
{
return Hovered;
}
return Default;
}
FReply SDocumentationAnchor::OnClicked() const
{
IDocumentation::Get()->Open( Link );
return FReply::Handled();
}