158 lines
5.8 KiB
C++
158 lines
5.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Logging/LogVerbosity.h"
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#include "Misc/ScopeLock.h"
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#include "SlateFwd.h"
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#include "Templates/UniquePtr.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/Input/SSearchBox.h"
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#include "Widgets/SCompoundWidget.h"
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#include "Widgets/Views/SListView.h"
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// Insights
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#include "Insights/Common/Stopwatch.h"
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#include "Insights/ViewModels/LogFilter.h"
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#include "Insights/ViewModels/LogMessage.h"
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class FMenuBuilder;
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////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace LogViewColumns
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{
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static const FName IdColumnName(TEXT("Id"));
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static const FName TimeColumnName(TEXT("Time"));
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static const FName VerbosityColumnName(TEXT("Verbosity"));
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static const FName CategoryColumnName(TEXT("Category"));
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static const FName MessageColumnName(TEXT("Message"));
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static const FName FileColumnName(TEXT("File"));
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static const FName LineColumnName(TEXT("Line"));
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} // namespace LogViewColumns
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/**
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* Trace log window.
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*/
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class SLogView: public SCompoundWidget
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{
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public:
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/** Default constructor. */
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SLogView();
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/** Virtual destructor. */
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virtual ~SLogView();
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void Reset();
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SLATE_BEGIN_ARGS(SLogView) {}
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SLATE_END_ARGS()
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/**
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* Construct this widget.
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* @param InArgs - The declaration data for this widget
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*/
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void Construct(const FArguments& InArgs);
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/**
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* Ticks this widget. Override in derived classes, but always call the parent implementation.
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*
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* @param AllottedGeometry - The space allotted for this widget
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* @param InCurrentTime - Current absolute real time
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* @param InDeltaTime - Real time passed since last tick
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*/
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virtual void Tick(const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime) override;
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FLogMessageCache& GetCache() { return Cache; }
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TSharedPtr<FLogMessage> GetSelectedLogMessage() const;
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void SelectedLogMessageByLogIndex(int32 LogIndex);
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FText GetFilterText() const { return FilterTextBox->GetText(); }
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bool IsFilteringAsyncTaskCancelRequested() const { return bIsFilteringAsyncTaskCancelRequested; }
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protected:
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/** Generate a new list view row. */
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TSharedRef<ITableRow> OnGenerateRow(TSharedPtr<FLogMessage> InLogMessage, const TSharedRef<STableViewBase>& OwnerTable);
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void SelectLogMessage(TSharedPtr<FLogMessage> LogMessage);
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void OnMouseButtonClick(TSharedPtr<FLogMessage> LogMessage);
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void OnSelectionChanged(TSharedPtr<FLogMessage> LogMessage, ESelectInfo::Type SelectInfo);
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void FilterTextBox_OnTextChanged(const FText& InFilterText);
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void OnFilterChanged();
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void UpdateStatsText();
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FText GetStatsText() const;
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FSlateColor GetStatsTextColor() const;
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TSharedPtr<SWidget> ListView_GetContextMenu();
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TSharedRef<SWidget> MakeVerbosityThresholdMenu();
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void CreateVerbosityThresholdMenuSection(FMenuBuilder& MenuBuilder);
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TSharedRef<SWidget> MakeCategoryFilterMenu();
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void CreateCategoriesFilterMenuSection(FMenuBuilder& MenuBuilder);
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bool VerbosityThreshold_IsChecked(ELogVerbosity::Type Verbosity) const;
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void VerbosityThreshold_Execute(ELogVerbosity::Type Verbosity);
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FText VerbosityThreshold_GetSuffixGlyph(ELogVerbosity::Type Verbosity) const;
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FSlateColor VerbosityThreshold_GetSuffixColor(ELogVerbosity::Type Verbosity) const;
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bool ShowHideAllCategories_IsChecked() const;
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void ShowHideAllCategories_Execute();
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void ShowAllCategories_Execute();
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void ShowOnlyCategory_Execute(FName InName);
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bool ToggleCategory_IsChecked(FName InName) const;
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void ToggleCategory_Execute(FName InName);
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protected:
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/** The list view widget. */
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TSharedPtr<SListView<TSharedPtr<FLogMessage>>> ListView;
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/** External scrollbar used to synchronize tree view position. */
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TSharedPtr<SScrollBar> ExternalScrollbar;
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/** The search box widget used to filter logs by message text. */
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TSharedPtr<SSearchBox> FilterTextBox;
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FLogFilter Filter;
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uint64 FilterChangeNumber;
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int32 FilteringStartIndex; // Start index (of the range of log messages to filter) currenly used by the async task
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int32 FilteringEndIndex; // End index (of the range of log messages to filter) currenly used by the async task
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uint64 FilteringChangeNumber; // Change number of the filter currenly used by the async task
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TUniquePtr<FAsyncTask<FLogFilteringAsyncTask>> FilteringAsyncTask; // The async task to filter log messages on a worker thread
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mutable volatile bool bIsFilteringAsyncTaskCancelRequested; // true if we want the async task to finish asap
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/** Stopwatch used to measure how long it takes to filter the message list. */
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mutable FStopwatch FilteringStopwatch;
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int32 TotalNumCategories;
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/** Total number of log messages processed, from the source Trace session. Used to detect when new log messages are added in the source Trace session. */
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int32 TotalNumMessages;
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/** true if the list of messages is not yet updated (the filter has changed and/or the source trace messages have changed) */
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bool bIsDirty;
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/** Stopwatch used to measure the time since the list of messages has become dirty. */
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mutable FStopwatch DirtyStopwatch;
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/** Stats */
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FText StatsText;
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/** Cached log messages. */
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FLogMessageCache Cache;
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/** List of trace log messages to show in list view (i.e. filtered). */
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TArray<TSharedPtr<FLogMessage>> Messages; // TODO: this needs virtualisation (an a new SListView)
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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