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103 lines
2.9 KiB
C++
103 lines
2.9 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include "EditorCommon.h"
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#include <QScrollBar>
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PreviewActionLog::PreviewActionLog([[maybe_unused]] EditorWindow* editorWindow)
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: QTextEdit()
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, m_lastMessage()
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, m_repeatCount(0)
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{
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// make the QTextEdit read-only so the user can't type into it
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setReadOnly(true);
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// turn off line wrap, this allows the user to dock on the left and make narrow and just see the
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// start of the message (the action name)
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setLineWrapMode(QTextEdit::NoWrap);
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}
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PreviewActionLog::~PreviewActionLog()
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{
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Deactivate();
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}
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void PreviewActionLog::Activate(AZ::EntityId canvasEntityId)
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{
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// start listening for canvas actions from the given canvas
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UiCanvasNotificationBus::Handler::BusConnect(canvasEntityId);
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m_canvasEntityId = canvasEntityId;
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// reset variables and clear the log
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m_lastMessage = "";
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m_repeatCount = 0;
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clear();
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}
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void PreviewActionLog::Deactivate()
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{
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if (m_canvasEntityId.IsValid())
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{
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// Stop listening for actions
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UiCanvasNotificationBus::Handler::BusDisconnect(m_canvasEntityId);
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m_canvasEntityId.SetInvalid();
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}
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}
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void PreviewActionLog::OnAction(AZ::EntityId entityId, const LyShine::ActionName& actionName)
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{
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// Get element ID
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LyShine::ElementId elementId = 0;
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EBUS_EVENT_ID_RESULT(elementId, entityId, UiElementBus, GetElementId);
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// Get the entity name
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QString entityName;
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AZ::Entity* entity = nullptr;
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EBUS_EVENT_RESULT(entity, AZ::ComponentApplicationBus, FindEntity, entityId);
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AZ_Assert(entity, "Invalid Entity ID found");
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if (entity)
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{
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entityName = entity->GetName().c_str();
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}
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// build the message that we will append to the log
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QString message = QString("'%1' from element %2 (Element ID = %3)").arg(actionName.c_str()).arg(entityName).arg(elementId);
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// Because a whole string of "changed" message from dragging or scrolling makes it hard to see
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// if anything is being written to the log we modifiy the color for repeated messages. There is one color
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// to the first one, after that the colors alternate between two colors.
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if (message == m_lastMessage)
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{
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m_repeatCount++;
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if (m_repeatCount & 1)
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{
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setTextColor(QColor("lightGray"));
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}
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else
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{
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setTextColor(QColor("gray"));
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}
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}
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else
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{
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m_lastMessage = message;
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m_repeatCount = 0;
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setTextColor(QColor("white"));
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}
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append(message); // Adds the message to the widget
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verticalScrollBar()->setValue(verticalScrollBar()->maximum()); // Scrolls to the bottom
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}
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QSize PreviewActionLog::sizeHint() const
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{
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return QSize(300, 100);
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}
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#include <moc_PreviewActionLog.cpp>
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