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o3de/Code/Sandbox/Editor/LayoutWnd.cpp

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/*
* Copyright (c) Contributors to the Open 3D Engine Project
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#include "EditorDefs.h"
#include "LayoutWnd.h"
// Qt
#include <QMessageBox>
#include <QToolBar>
#include <QComboBox>
#include <QLabel>
#include <QLineEdit>
#include <QTextDocumentFragment>
#include <AzCore/Interface/Interface.h>
#include <AzQtComponents/Components/Style.h> // for AzQtComponents::Style
// Editor
#include "MainWindow.h"
#include "ViewPane.h"
#include "QtViewPaneManager.h"
#include "ViewManager.h"
#include <AzQtComponents/Components/Style.h>
class CLayoutSplitterHandle
: public QSplitterHandle
{
public:
CLayoutSplitterHandle(Qt::Orientation orientation, CLayoutSplitter* parent)
: QSplitterHandle(orientation, parent)
{
}
protected:
void paintEvent(QPaintEvent*) override
{
// draw nothing for flat look
}
};
/////////////////////////////////////////////////////////////////////////////
// CLayoutSplitter
//////////////////////////////////////////////////////////////////////////
CLayoutSplitter::CLayoutSplitter(QWidget* parent)
: QSplitter(parent)
{
}
CLayoutSplitter::~CLayoutSplitter()
{
}
QSplitterHandle* CLayoutSplitter::createHandle()
{
return new CLayoutSplitterHandle(orientation(), this);
}
//////////////////////////////////////////////////////////////////////////
void CLayoutSplitter::resizeEvent(QResizeEvent* event)
{
QSplitter::resizeEvent(event);
// only the top level splitter should trigger resetting the layout when being resized
if (qobject_cast<CLayoutSplitter*>(parentWidget()) == nullptr)
{
for (CLayoutSplitter* s : findChildren<CLayoutSplitter*>())
{
s->setSizes(QList<int>::fromVector(QVector<int>(s->count(), (s->orientation() == Qt::Horizontal ? s->width() : s->height()) / s->count())));
}
setSizes(QList<int>::fromVector(QVector<int>(count(), (orientation() == Qt::Horizontal ? width() : height()) / count())));
}
}
//////////////////////////////////////////////////////////////////////////
void CLayoutSplitter::CreateLayoutView(int row, int col, int id)
{
assert(row >= 0 && row < 3);
assert(col >= 0 && col < 3);
CLayoutViewPane* viewPane = new CLayoutViewPane(this);
viewPane->setWindowFlags(Qt::Widget);
insertWidget(orientation() == Qt::Horizontal ? col : row, viewPane);
viewPane->SetId(id);
}
//////////////////////////////////////////////////////////////////////////
// CLayoutWnd
//////////////////////////////////////////////////////////////////////////
CLayoutWnd::CLayoutWnd(QSettings* settings, QWidget* parent)
: AzQtComponents::ToolBarArea(parent)
, m_settings(settings)
{
m_bMaximized = false;
m_maximizedView = 0;
m_layout = (EViewLayout) - 1;
m_maximizedViewId = 0;
m_infoBarSize = QSize(0, 0);
connect(qApp, &QApplication::focusChanged, this, &CLayoutWnd::OnFocusChanged);
setContextMenuPolicy(Qt::NoContextMenu);
}
//////////////////////////////////////////////////////////////////////////
CLayoutWnd::~CLayoutWnd()
{
delete m_splitWnd;
delete m_splitWnd2;
delete m_splitWnd3;
OnDestroy();
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::UnbindViewports()
{
// First unbind all views.
for (int i = 0; i < MAX_VIEWPORTS; i++)
{
CLayoutViewPane* pViewPane = GetViewPane(i);
if (pViewPane)
{
pViewPane->ReleaseViewport();
}
}
if (m_maximizedView)
{
m_maximizedView->ReleaseViewport();
}
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::BindViewports()
{
// First unbind all views.
UnbindViewports();
for (int i = 0; i < MAX_VIEWPORTS; i++)
{
CLayoutViewPane* pViewPane = GetViewPane(i);
if (pViewPane)
{
BindViewport(pViewPane, m_viewType[pViewPane->GetId()]);
}
}
FocusFirstLayoutViewPane(m_splitWnd);
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::BindViewport(CLayoutViewPane* vp, const QString& viewClassName, QWidget* pViewport)
{
assert(vp);
if (!pViewport)
{
vp->SetViewClass(viewClassName);
}
else
{
vp->AttachViewport(pViewport);
}
vp->setVisible(true);
m_viewType[vp->GetId()] = viewClassName;
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::MaximizeViewport(int paneId)
{
// Ignore with full screen layout.
if (m_layout == ET_Layout0 && m_bMaximized)
{
return;
}
QString viewClass = m_viewType[paneId];
const QRect rc = rect();
if (!m_bMaximized)
{
CLayoutViewPane* pViewPane = GetViewPane(paneId);
m_maximizedViewId = paneId;
m_bMaximized = true;
if (m_maximizedView)
{
if (m_splitWnd)
{
m_splitWnd->setVisible(false);
}
if (pViewPane)
{
MoveViewport(pViewPane, m_maximizedView, viewClass);
}
else
{
BindViewport(m_maximizedView, viewClass);
}
m_maximizedView->setFocus();
SetMainWidget(m_maximizedView);
m_maximizedView->setVisible(true);
MainWindow::instance()->SetActiveView(m_maximizedView);
}
}
else
{
CLayoutViewPane* pViewPane = GetViewPane(m_maximizedViewId);
m_bMaximized = false;
m_maximizedViewId = 0;
if (pViewPane && m_maximizedView)
{
MoveViewport(m_maximizedView, pViewPane, viewClass);
}
if (m_maximizedView)
{
m_maximizedView->setVisible(false);
}
if (m_splitWnd)
{
m_splitWnd->setVisible(true);
SetMainWidget(m_splitWnd);
FocusFirstLayoutViewPane(m_splitWnd);
}
}
}
QString CLayoutWnd::ViewportTypeToClassName(EViewportType viewType)
{
QtViewPane* pane = QtViewPaneManager::instance()->GetViewportPane(viewType);
return pane ? pane->m_name : QString();
}
void CLayoutWnd::CreateLayoutView(CLayoutSplitter* wndSplitter, int row, int col, int id, EViewportType viewType)
{
QString viewClassName = ViewportTypeToClassName(viewType);
wndSplitter->CreateLayoutView(row, col, id);
m_viewType[id] = viewClassName;
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::CreateLayout(EViewLayout layout, bool bBindViewports, EViewportType defaultView)
{
UnbindViewports();
m_layout = layout;
m_bMaximized = false;
if (m_splitWnd)
{
m_splitWnd->setVisible(false);
delete m_splitWnd;
}
delete m_splitWnd2;
delete m_splitWnd3;
if (m_maximizedView)
{
m_maximizedView->setVisible(false);
}
QRect rcView = rect();
// Ensure we delete our old view immediately so it can relinquish its backing ViewportContext
if (m_maximizedView)
{
delete m_maximizedView;
}
m_maximizedView = new CLayoutViewPane(this);
m_maximizedView->SetId(0);
m_maximizedView->setGeometry(rcView);
m_maximizedView->setVisible(false);
m_maximizedView->SetFullscren(true);
if (!CViewManager::IsMultiViewportEnabled())
{
m_viewType[0] = ViewportTypeToClassName(defaultView);
if (bBindViewports)
{
MaximizeViewport(0);
}
}
else
{
switch (layout)
{
case ET_Layout0:
m_viewType[0] = ViewportTypeToClassName(defaultView);
if (bBindViewports)
{
MaximizeViewport(0);
}
break;
case ET_Layout1:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Horizontal);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd, 0, 0, 2, ET_ViewportXY);
#else
CreateLayoutView(m_splitWnd, 0, 0, 2, ET_ViewportCamera);
#endif
CreateLayoutView(m_splitWnd, 0, 1, 1, defaultView);
break;
case ET_Layout2:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Vertical);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd, 0, 0, 2, ET_ViewportXY);
#else
CreateLayoutView(m_splitWnd, 0, 0, 2, ET_ViewportCamera);
#endif
CreateLayoutView(m_splitWnd, 1, 0, 1, defaultView);
break;
case ET_Layout3:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Horizontal);
CreateLayoutView(m_splitWnd, 0, 1, 1, defaultView);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd2->setOrientation(Qt::Vertical);
m_splitWnd->insertWidget(0, m_splitWnd2);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXY);
CreateLayoutView(m_splitWnd2, 1, 0, 3, ET_ViewportXZ);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 1, 0, 3, ET_ViewportCamera);
#endif
break;
case ET_Layout4:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Horizontal);
CreateLayoutView(m_splitWnd, 0, 0, 1, defaultView);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd2->setOrientation(Qt::Vertical);
m_splitWnd->insertWidget(1, m_splitWnd2);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXY);
CreateLayoutView(m_splitWnd2, 1, 0, 3, ET_ViewportXZ);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 1, 0, 3, ET_ViewportCamera);
#endif
break;
case ET_Layout5:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Vertical);
CreateLayoutView(m_splitWnd, 1, 0, 1, defaultView);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd2->setOrientation(Qt::Horizontal);
m_splitWnd->insertWidget(0, m_splitWnd2);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXY);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportXZ);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportCamera);
#endif
break;
case ET_Layout6:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Vertical);
CreateLayoutView(m_splitWnd, 0, 0, 1, defaultView);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd->insertWidget(1, m_splitWnd2);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXY);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportXZ);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportCamera);
#endif
break;
case ET_Layout7:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Horizontal);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd2->setOrientation(Qt::Vertical);
m_splitWnd3 = new CLayoutSplitter;
m_splitWnd3->setOrientation(Qt::Vertical);
m_splitWnd->addWidget(m_splitWnd2);
m_splitWnd->addWidget(m_splitWnd3);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXZ);
CreateLayoutView(m_splitWnd3, 0, 1, 3, ET_ViewportYZ);
CreateLayoutView(m_splitWnd2, 1, 0, 4, ET_ViewportXY);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd3, 0, 1, 3, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 1, 0, 4, ET_ViewportCamera);
#endif
CreateLayoutView(m_splitWnd3, 1, 1, 1, defaultView);
connect(m_splitWnd2, &QSplitter::splitterMoved, m_splitWnd3, &CLayoutSplitter::otherSplitterMoved);
connect(m_splitWnd3, &QSplitter::splitterMoved, m_splitWnd2, &CLayoutSplitter::otherSplitterMoved);
break;
case ET_Layout8:
m_splitWnd = new CLayoutSplitter(this);
m_splitWnd->setOrientation(Qt::Vertical);
CreateLayoutView(m_splitWnd, 1, 0, 1, defaultView);
m_splitWnd2 = new CLayoutSplitter;
m_splitWnd2->setOrientation(Qt::Horizontal);
m_splitWnd->insertWidget(0, m_splitWnd2);
#ifdef FEATURE_ORTHOGRAPHIC_VIEW
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportXY);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportXZ);
CreateLayoutView(m_splitWnd2, 0, 2, 4, ET_ViewportYZ);
#else
CreateLayoutView(m_splitWnd2, 0, 0, 2, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 0, 1, 3, ET_ViewportCamera);
CreateLayoutView(m_splitWnd2, 0, 2, 4, ET_ViewportCamera);
#endif
break;
default:
CLogFile::FormatLine("Trying to Create Unknown Layout %d", (int)layout);
QMessageBox::critical(this, QString(), tr("Trying to Create Unknown Layout"));
break;
}
;
}
if (m_splitWnd)
{
m_splitWnd->setGeometry(rcView);
m_splitWnd->setVisible(true);
FocusFirstLayoutViewPane(m_splitWnd);
SetMainWidget(m_splitWnd);
}
if (bBindViewports && !m_bMaximized)
{
BindViewports();
}
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::SaveConfig()
{
QSettings settings;
settings.beginGroup(GetConfigGroupName());
settings.setValue("Layout", static_cast<int>(m_layout));
settings.setValue("Maximized", m_maximizedViewId);
QString str;
for (int i = 1; i < MAX_VIEWPORTS; i++)
{
str += QString::fromLatin1("%1,").arg(m_viewType[i]);
}
settings.setValue("Viewports", str);
}
//////////////////////////////////////////////////////////////////////////
bool CLayoutWnd::LoadConfig()
{
QSettings settings;
settings.beginGroup(GetConfigGroupName());
int layout = settings.value("Layout", -1).toInt();
int maximizedView = settings.value("Maximized", 0).toInt();
if (layout < 0)
{
return false;
}
CreateLayout((EViewLayout)layout, false);
bool bRebindViewports = false;
if (m_splitWnd)
{
const QString str = settings.value("Viewports").toString();
int nIndex = 1;
for (auto resToken : str.split(","))
{
if (nIndex >= MAX_VIEWPORTS)
{
break;
}
bRebindViewports = true;
if (!resToken.isEmpty())
{
m_viewType[nIndex] = resToken;
}
nIndex++;
}
;
}
BindViewports();
if (maximizedView || layout == ET_Layout0)
{
MaximizeViewport(maximizedView);
}
return true;
}
//////////////////////////////////////////////////////////////////////////
const char* CLayoutWnd::GetConfigGroupName()
{
return "ViewportLayout";
}
unsigned int CLayoutWnd::GetViewPaneCount()
{
// If there's a maximized viewport, then exactly 1 is visible.
if (m_bMaximized)
{
return 1;
}
unsigned int numPanes = 0;
// Otherwise, go searching through and count how many are visible.
for (QSplitter* splitter : { m_splitWnd, m_splitWnd2, m_splitWnd3 })
{
if (splitter)
{
for (int i = 0; i < splitter->count(); ++i)
{
if (qobject_cast<CLayoutViewPane*>(splitter->widget(i)))
{
numPanes++;
}
}
}
}
return numPanes;
}
CLayoutViewPane* CLayoutWnd::GetViewPaneByIndex(unsigned int index)
{
// If there's a maximized viewport, return it if index 0 is requested.
// (All other index values are invalid in this state)
if (m_bMaximized)
{
if (index == 0)
{
return m_maximizedView;
}
return nullptr;
}
unsigned int curIndex = 0;
// Otherwise, go searching through until we've found the proper number of panes
// and return the one at the correct index.
for (QSplitter* splitter : { m_splitWnd, m_splitWnd2, m_splitWnd3 })
{
if (splitter)
{
for (int i = 0; i < splitter->count(); ++i)
{
if (QWidget* widget = splitter->widget(i))
{
if (CLayoutViewPane* pane = qobject_cast<CLayoutViewPane*>(widget))
{
if (curIndex == index)
{
return pane;
}
curIndex++;
}
}
}
}
}
return nullptr;
}
//////////////////////////////////////////////////////////////////////////
CLayoutViewPane* CLayoutWnd::GetViewPane(int id)
{
QList<QSplitter*> splitters({ m_splitWnd, m_splitWnd2, m_splitWnd3 });
for (QSplitter* splitter : splitters)
{
if (!splitter)
{
continue;
}
for (int i = 0; i < splitter->count(); ++i)
{
QWidget* widget = splitter->widget(i);
if (widget == nullptr)
{
continue;
}
if (CLayoutViewPane* pane = qobject_cast<CLayoutViewPane*>(widget))
{
if (pane && pane->GetId() == id)
{
return pane;
}
}
}
}
return nullptr;
}
//////////////////////////////////////////////////////////////////////////
CLayoutViewPane* CLayoutWnd::FindViewByClass(const QString& viewClassName)
{
if (m_viewType[0] == viewClassName)
{
return m_maximizedView;
}
// Starts from 1, 0 is the maximized view.
for (int i = 1; i < MAX_VIEWPORTS; i++)
{
if (m_viewType[i] == viewClassName)
{
return GetViewPane(i);
}
}
return nullptr;
}
//////////////////////////////////////////////////////////////////////////
bool CLayoutWnd::CycleViewport(EViewportType from, EViewportType to)
{
const QString viewClassName = ViewportTypeToClassName(from);
CLayoutViewPane* vp = FindViewByClass(viewClassName);
if (m_layout == ET_Layout0 && !vp)
{
if (m_maximizedView)
{
if (m_maximizedView->GetViewClass() == viewClassName)
{
vp = m_maximizedView;
}
}
}
if (vp)
{
BindViewport(vp, ViewportTypeToClassName(to));
return true;
}
return false;
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::ResetLayout()
{
// reset the layout settings. Mfc doesn't have a mechanism to delete settings, that I can find, so we use Qt.
m_settings->beginGroup("Editor");
m_settings->remove(GetConfigGroupName());
m_settings->endGroup();
// restore the default layout
CreateLayout(ET_Layout0);
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::Cycle2DViewport()
{
// Cycle between 3 2D viewports.
switch (m_layout)
{
case ET_Layout0:
if (CycleViewport(ET_ViewportCamera, ET_ViewportXY))
{
return;
}
if (CycleViewport(ET_ViewportXY, ET_ViewportXZ))
{
return;
}
if (CycleViewport(ET_ViewportXZ, ET_ViewportYZ))
{
return;
}
if (CycleViewport(ET_ViewportYZ, ET_ViewportCamera))
{
return;
}
break;
default:
if (CycleViewport(ET_ViewportXY, ET_ViewportXZ))
{
return;
}
if (CycleViewport(ET_ViewportXZ, ET_ViewportYZ))
{
return;
}
if (CycleViewport(ET_ViewportYZ, ET_ViewportXY))
{
return;
}
break;
}
}
//////////////////////////////////////////////////////////////////////////
void CLayoutWnd::OnDestroy()
{
if (m_maximizedView)
{
delete m_maximizedView;
m_maximizedView = 0;
}
}
void CLayoutWnd::FocusFirstLayoutViewPane(CLayoutSplitter* splitter)
{
// When starting in multi-layout mode we focus the first CLayoutViewPane
// Note that splitter->widget(0) might be another splitter, not a CLayoutViewPane
if (splitter)
{
if (auto view = splitter->findChild<CLayoutViewPane*>())
{
view->setFocus();
MainWindow::instance()->SetActiveView(view);
}
}
}
void CLayoutWnd::MoveViewport(CLayoutViewPane* from, CLayoutViewPane* to, const QString& viewClassName)
{
// First detach from old pane, allowing the viewport to be disconnected from the event bus
// This must be done before re-binding the viewport and connecting to the bus with a new id
auto viewport = from->GetViewport();
from->DetachViewport();
BindViewport(to, viewClassName, viewport);
}
static CLayoutViewPane* layoutViewPaneForChild(QObject* child)
{
CLayoutViewPane* result = nullptr;
while (child)
{
result = qobject_cast<CLayoutViewPane*>(child);
if (result)
{
break;
}
child = child->parent();
}
return result;
}
void CLayoutWnd::OnFocusChanged(QWidget* /* oldWidget */, QWidget* newWidget)
{
if (CLayoutViewPane* layoutViewPane = layoutViewPaneForChild(newWidget))
{
MainWindow::instance()->SetActiveView(layoutViewPane);
}
}
#include <moc_LayoutWnd.cpp>
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