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BaseWindow.cpp
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BaseWindow.cpp
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#include "widgets/BaseWindow.hpp"
#include "Application.hpp"
#include "common/QLogging.hpp"
#include "singletons/Settings.hpp"
#include "singletons/Theme.hpp"
#include "singletons/WindowManager.hpp"
#include "util/DebugCount.hpp"
#include "util/PostToThread.hpp"
#include "util/WindowsHelper.hpp"
#include "widgets/helper/EffectLabel.hpp"
#include "widgets/helper/TitlebarButtons.hpp"
#include "widgets/Label.hpp"
#include "widgets/Window.hpp"
#include <QApplication>
#include <QFont>
#include <QIcon>
#include <QScreen>
#include <functional>
#ifdef USEWINSDK
# include <dwmapi.h>
# include <VersionHelpers.h>
# include <Windows.h>
# include <windowsx.h>
# pragma comment(lib, "Dwmapi.lib")
# include <QHBoxLayout>
# define WM_DPICHANGED 0x02E0
#endif
#include "widgets/helper/TitlebarButton.hpp"
namespace chatterino {
BaseWindow::BaseWindow(FlagsEnum<Flags> _flags, QWidget *parent)
: BaseWidget(parent, (_flags.has(Dialog) ? Qt::Dialog : Qt::Window) |
(_flags.has(TopMost) ? Qt::WindowStaysOnTopHint
: Qt::WindowFlags()))
, enableCustomFrame_(_flags.has(EnableCustomFrame))
, frameless_(_flags.has(Frameless))
, flags_(_flags)
{
if (this->frameless_)
{
this->enableCustomFrame_ = false;
this->setWindowFlag(Qt::FramelessWindowHint);
}
if (_flags.has(DontFocus))
{
this->setAttribute(Qt::WA_ShowWithoutActivating);
#ifdef Q_OS_LINUX
this->setWindowFlags(Qt::ToolTip);
#else
this->setWindowFlags(Qt::Tool | Qt::FramelessWindowHint |
Qt::WindowDoesNotAcceptFocus |
Qt::BypassWindowManagerHint);
#endif
}
this->init();
getSettings()->uiScale.connect(
[this]() {
postToThread([this] {
this->updateScale();
this->updateScale();
});
},
this->connections_, false);
this->updateScale();
this->resize(300, 150);
#ifdef USEWINSDK
this->useNextBounds_.setSingleShot(true);
QObject::connect(&this->useNextBounds_, &QTimer::timeout, this, [this]() {
this->currentBounds_ = this->nextBounds_;
});
#endif
this->themeChangedEvent();
DebugCount::increase("BaseWindow");
}
BaseWindow::~BaseWindow()
{
DebugCount::decrease("BaseWindow");
}
void BaseWindow::setInitialBounds(const QRect &bounds)
{
#ifdef USEWINSDK
this->initalBounds_ = bounds;
#else
this->setGeometry(bounds);
#endif
}
QRect BaseWindow::getBounds()
{
#ifdef USEWINSDK
return this->currentBounds_;
#else
return this->geometry();
#endif
}
float BaseWindow::scale() const
{
return std::max<float>(0.01f, this->overrideScale().value_or(this->scale_));
}
float BaseWindow::qtFontScale() const
{
return this->scale() / std::max<float>(0.01F, this->nativeScale_);
}
void BaseWindow::init()
{
#ifdef USEWINSDK
if (this->hasCustomWindowFrame())
{
// CUSTOM WINDOW FRAME
QVBoxLayout *layout = new QVBoxLayout();
this->ui_.windowLayout = layout;
layout->setContentsMargins(1, 1, 1, 1);
layout->setSpacing(0);
this->setLayout(layout);
{
if (!this->frameless_)
{
QHBoxLayout *buttonLayout = this->ui_.titlebarBox =
new QHBoxLayout();
buttonLayout->setContentsMargins(0, 0, 0, 0);
layout->addLayout(buttonLayout);
// title
Label *title = new Label;
QObject::connect(this, &QWidget::windowTitleChanged,
[title](const QString &text) {
title->setText(text);
});
QSizePolicy policy(QSizePolicy::Ignored,
QSizePolicy::Preferred);
policy.setHorizontalStretch(1);
title->setSizePolicy(policy);
buttonLayout->addWidget(title);
this->ui_.titleLabel = title;
// buttons
TitleBarButton *_minButton = new TitleBarButton;
_minButton->setButtonStyle(TitleBarButtonStyle::Minimize);
TitleBarButton *_maxButton = new TitleBarButton;
_maxButton->setButtonStyle(TitleBarButtonStyle::Maximize);
TitleBarButton *_exitButton = new TitleBarButton;
_exitButton->setButtonStyle(TitleBarButtonStyle::Close);
QObject::connect(_minButton, &TitleBarButton::leftClicked, this,
[this] {
this->setWindowState(Qt::WindowMinimized |
this->windowState());
});
QObject::connect(_maxButton, &TitleBarButton::leftClicked, this,
[this, _maxButton] {
this->setWindowState(
_maxButton->getButtonStyle() !=
TitleBarButtonStyle::Maximize
? Qt::WindowActive
: Qt::WindowMaximized);
});
QObject::connect(_exitButton, &TitleBarButton::leftClicked,
this, [this] {
this->close();
});
this->ui_.titlebarButtons = new TitleBarButtons(
this, _minButton, _maxButton, _exitButton);
this->ui_.buttons.push_back(_minButton);
this->ui_.buttons.push_back(_maxButton);
this->ui_.buttons.push_back(_exitButton);
// buttonLayout->addStretch(1);
buttonLayout->addWidget(_minButton);
buttonLayout->addWidget(_maxButton);
buttonLayout->addWidget(_exitButton);
buttonLayout->setSpacing(0);
}
}
this->ui_.layoutBase = new BaseWidget(this);
this->ui_.layoutBase->setContentsMargins(1, 0, 1, 1);
layout->addWidget(this->ui_.layoutBase);
}
// DPI
// auto dpi = getWindowDpi(this->safeHWND());
// if (dpi) {
// this->scale = dpi.value() / 96.f;
// }
#endif
// TopMost flag overrides setting
if (!this->flags_.has(TopMost))
{
getSettings()->windowTopMost.connect(
[this](bool topMost) {
this->setTopMost(topMost);
},
this->connections_);
}
}
void BaseWindow::setTopMost(bool topMost)
{
if (this->flags_.has(TopMost))
{
qCWarning(chatterinoWidget)
<< "Called setTopMost on a window with the `TopMost` flag set.";
return;
}
if (this->isTopMost_ == topMost)
{
return;
}
this->isTopMost_ = topMost;
#ifdef USEWINSDK
if (!this->waitingForTopMost_)
{
this->tryApplyTopMost();
}
#else
auto isVisible = this->isVisible();
this->setWindowFlag(Qt::WindowStaysOnTopHint, topMost);
if (isVisible)
{
this->show();
}
#endif
this->topMostChanged(this->isTopMost_);
}
#ifdef USEWINSDK
void BaseWindow::tryApplyTopMost()
{
auto hwnd = this->safeHWND();
if (!hwnd)
{
this->waitingForTopMost_ = true;
QTimer::singleShot(50, this, &BaseWindow::tryApplyTopMost);
return;
}
this->waitingForTopMost_ = false;
::SetWindowPos(*hwnd, this->isTopMost_ ? HWND_TOPMOST : HWND_NOTOPMOST, 0,
0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
}
#endif
bool BaseWindow::isTopMost() const
{
return this->isTopMost_ || this->flags_.has(TopMost);
}
void BaseWindow::setActionOnFocusLoss(ActionOnFocusLoss value)
{
this->actionOnFocusLoss_ = value;
}
BaseWindow::ActionOnFocusLoss BaseWindow::getActionOnFocusLoss() const
{
return this->actionOnFocusLoss_;
}
QWidget *BaseWindow::getLayoutContainer()
{
if (this->hasCustomWindowFrame())
{
return this->ui_.layoutBase;
}
else
{
return this;
}
}
bool BaseWindow::hasCustomWindowFrame()
{
return BaseWindow::supportsCustomWindowFrame() && this->enableCustomFrame_;
}
bool BaseWindow::supportsCustomWindowFrame()
{
#ifdef USEWINSDK
static bool isWin8 = IsWindows8OrGreater();
return isWin8;
#else
return false;
#endif
}
void BaseWindow::themeChangedEvent()
{
if (this->hasCustomWindowFrame())
{
QPalette palette;
palette.setColor(QPalette::Window, QColor(80, 80, 80, 255));
palette.setColor(QPalette::WindowText, this->theme->window.text);
this->setPalette(palette);
if (this->ui_.titleLabel)
{
QPalette palette_title;
palette_title.setColor(
QPalette::WindowText,
this->theme->isLightTheme() ? "#333" : "#ccc");
this->ui_.titleLabel->setPalette(palette_title);
}
for (Button *button : this->ui_.buttons)
{
button->setMouseEffectColor(this->theme->window.text);
}
}
else
{
QPalette palette;
palette.setColor(QPalette::Window, this->theme->window.background);
palette.setColor(QPalette::WindowText, this->theme->window.text);
this->setPalette(palette);
}
}
bool BaseWindow::event(QEvent *event)
{
if (event->type() ==
QEvent::WindowDeactivate /*|| event->type() == QEvent::FocusOut*/)
{
this->onFocusLost();
}
return QWidget::event(event);
}
void BaseWindow::wheelEvent(QWheelEvent *event)
{
// ignore horizontal mouse wheels
if (event->angleDelta().x() != 0)
{
return;
}
if (event->modifiers() & Qt::ControlModifier)
{
if (event->angleDelta().y() > 0)
{
getSettings()->setClampedUiScale(
getSettings()->getClampedUiScale() + 0.1);
}
else
{
getSettings()->setClampedUiScale(
getSettings()->getClampedUiScale() - 0.1);
}
}
}
void BaseWindow::onFocusLost()
{
switch (this->getActionOnFocusLoss())
{
case Delete: {
this->deleteLater();
}
break;
case Close: {
this->close();
}
break;
case Hide: {
this->hide();
}
break;
default:;
}
}
void BaseWindow::mousePressEvent(QMouseEvent *event)
{
#ifndef Q_OS_WIN
if (this->flags_.has(FramelessDraggable))
{
this->movingRelativePos = event->localPos();
if (auto *widget =
this->childAt(event->localPos().x(), event->localPos().y()))
{
std::function<bool(QWidget *)> recursiveCheckMouseTracking;
recursiveCheckMouseTracking = [&](QWidget *widget) {
if (widget == nullptr || widget->isHidden())
{
return false;
}
if (widget->hasMouseTracking())
{
return true;
}
return recursiveCheckMouseTracking(widget->parentWidget());
};
if (!recursiveCheckMouseTracking(widget))
{
this->moving = true;
}
}
}
#endif
BaseWidget::mousePressEvent(event);
}
void BaseWindow::mouseReleaseEvent(QMouseEvent *event)
{
#ifndef Q_OS_WIN
if (this->flags_.has(FramelessDraggable))
{
if (this->moving)
{
this->moving = false;
}
}
#endif
BaseWidget::mouseReleaseEvent(event);
}
void BaseWindow::mouseMoveEvent(QMouseEvent *event)
{
#ifndef Q_OS_WIN
if (this->flags_.has(FramelessDraggable))
{
if (this->moving)
{
const auto &newPos = event->screenPos() - this->movingRelativePos;
this->move(newPos.x(), newPos.y());
}
}
#endif
BaseWidget::mouseMoveEvent(event);
}
TitleBarButton *BaseWindow::addTitleBarButton(const TitleBarButtonStyle &style,
std::function<void()> onClicked)
{
TitleBarButton *button = new TitleBarButton;
button->setScaleIndependantSize(30, 30);
this->ui_.buttons.push_back(button);
this->ui_.titlebarBox->insertWidget(1, button);
button->setButtonStyle(style);
QObject::connect(button, &TitleBarButton::leftClicked, this, [onClicked] {
onClicked();
});
return button;
}
EffectLabel *BaseWindow::addTitleBarLabel(std::function<void()> onClicked)
{
EffectLabel *button = new EffectLabel;
button->setScaleIndependantHeight(30);
this->ui_.buttons.push_back(button);
this->ui_.titlebarBox->insertWidget(1, button);
QObject::connect(button, &EffectLabel::leftClicked, this, [onClicked] {
onClicked();
});
return button;
}
void BaseWindow::changeEvent(QEvent *)
{
#ifdef USEWINSDK
if (this->ui_.titlebarButtons)
{
this->ui_.titlebarButtons->updateMaxButton();
}
if (this->isVisible() && this->hasCustomWindowFrame())
{
auto hwnd = this->safeHWND();
if (hwnd)
{
auto palette = this->palette();
palette.setColor(QPalette::Window, GetForegroundWindow() == *hwnd
? QColor(90, 90, 90)
: QColor(50, 50, 50));
this->setPalette(palette);
}
}
#endif
#ifndef Q_OS_WIN
this->update();
#endif
}
void BaseWindow::leaveEvent(QEvent *)
{
}
void BaseWindow::moveTo(QPoint point, widgets::BoundsChecking mode)
{
this->lastBoundsCheckPosition_ = point;
this->lastBoundsCheckMode_ = mode;
widgets::moveWindowTo(this, point, mode);
}
void BaseWindow::showAndMoveTo(QPoint point, widgets::BoundsChecking mode)
{
this->lastBoundsCheckPosition_ = point;
this->lastBoundsCheckMode_ = mode;
widgets::showAndMoveWindowTo(this, point, mode);
}
bool BaseWindow::applyLastBoundsCheck()
{
if (this->lastBoundsCheckMode_ == widgets::BoundsChecking::Off)
{
return false;
}
this->moveTo(this->lastBoundsCheckPosition_, this->lastBoundsCheckMode_);
return true;
}
void BaseWindow::resizeEvent(QResizeEvent *)
{
// Queue up save because: Window resized
if (!flags_.has(DisableLayoutSave))
{
getIApp()->getWindows()->queueSave();
}
#ifdef USEWINSDK
if (this->hasCustomWindowFrame() && !this->isResizeFixing_)
{
this->isResizeFixing_ = true;
QTimer::singleShot(50, this, [this] {
auto hwnd = this->safeHWND();
if (!hwnd)
{
this->isResizeFixing_ = false;
return;
}
RECT rect;
::GetWindowRect(*hwnd, &rect);
::SetWindowPos(*hwnd, nullptr, 0, 0, rect.right - rect.left + 1,
rect.bottom - rect.top, SWP_NOMOVE | SWP_NOZORDER);
::SetWindowPos(*hwnd, nullptr, 0, 0, rect.right - rect.left,
rect.bottom - rect.top, SWP_NOMOVE | SWP_NOZORDER);
QTimer::singleShot(10, this, [this] {
this->isResizeFixing_ = false;
});
});
}
this->calcButtonsSizes();
#endif
}
void BaseWindow::moveEvent(QMoveEvent *event)
{
// Queue up save because: Window position changed
#ifdef CHATTERINO
if (!flags_.has(DisableLayoutSave))
{
getIApp()->getWindows()->queueSave();
}
#endif
BaseWidget::moveEvent(event);
}
void BaseWindow::closeEvent(QCloseEvent *)
{
this->closing.invoke();
}
void BaseWindow::showEvent(QShowEvent *)
{
#ifdef Q_OS_WIN
if (this->flags_.has(BoundsCheckOnShow))
{
this->moveTo(this->pos(), widgets::BoundsChecking::CursorPosition);
}
if (!this->flags_.has(TopMost))
{
QTimer::singleShot(1, this, [this] {
if (!this->waitingForTopMost_)
{
this->tryApplyTopMost();
}
});
}
#endif
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
bool BaseWindow::nativeEvent(const QByteArray &eventType, void *message,
qintptr *result)
#else
bool BaseWindow::nativeEvent(const QByteArray &eventType, void *message,
long *result)
#endif
{
#ifdef USEWINSDK
MSG *msg = reinterpret_cast<MSG *>(message);
bool returnValue = false;
auto isHoveringTitlebarButton = [&]() {
auto ht = msg->wParam;
return ht == HTMAXBUTTON || ht == HTMINBUTTON || ht == HTCLOSE;
};
switch (msg->message)
{
case WM_DPICHANGED:
returnValue = this->handleDPICHANGED(msg);
break;
case WM_SHOWWINDOW:
returnValue = this->handleSHOWWINDOW(msg);
break;
case WM_NCCALCSIZE:
returnValue = this->handleNCCALCSIZE(msg, result);
break;
case WM_SIZE:
returnValue = this->handleSIZE(msg);
break;
case WM_MOVE:
returnValue = this->handleMOVE(msg);
*result = 0;
break;
case WM_NCHITTEST:
returnValue = this->handleNCHITTEST(msg, result);
break;
case WM_NCMOUSEHOVER:
case WM_NCMOUSEMOVE: {
// WM_NCMOUSEMOVE/WM_NCMOUSEHOVER gets sent when the mouse is
// moving/hovering in the non-client area
// - (mostly) the edges and the titlebar.
// We only need to handle the event for the titlebar buttons,
// as Qt doesn't create mouse events for these events.
if (!this->ui_.titlebarButtons)
{
// we don't consume the event if we don't have custom buttons
break;
}
if (isHoveringTitlebarButton())
{
*result = 0;
returnValue = true;
long x = GET_X_LPARAM(msg->lParam);
long y = GET_Y_LPARAM(msg->lParam);
RECT winrect;
GetWindowRect(msg->hwnd, &winrect);
QPoint globalPos(x, y);
this->ui_.titlebarButtons->hover(msg->wParam, globalPos);
this->lastEventWasNcMouseMove_ = true;
}
else
{
this->ui_.titlebarButtons->leave();
}
}
break;
case WM_MOUSEMOVE: {
if (!this->lastEventWasNcMouseMove_)
{
break;
}
this->lastEventWasNcMouseMove_ = false;
// Windows doesn't send WM_NCMOUSELEAVE in some cases,
// so the buttons show as hovered even though they're not hovered.
[[fallthrough]];
}
case WM_NCMOUSELEAVE: {
// WM_NCMOUSELEAVE gets sent when the mouse leaves any
// non-client area. In case we have titlebar buttons,
// we want to ensure they're deselected.
if (this->ui_.titlebarButtons)
{
this->ui_.titlebarButtons->leave();
}
}
break;
case WM_NCLBUTTONDOWN:
case WM_NCLBUTTONUP: {
// WM_NCLBUTTON{DOWN, UP} gets called when the left mouse button
// was pressed in a non-client area.
// We simulate a mouse down/up event for the titlebar buttons
// as Qt doesn't create an event in that case.
if (!this->ui_.titlebarButtons || !isHoveringTitlebarButton())
{
break;
}
returnValue = true;
*result = 0;
auto ht = msg->wParam;
long x = GET_X_LPARAM(msg->lParam);
long y = GET_Y_LPARAM(msg->lParam);
RECT winrect;
GetWindowRect(msg->hwnd, &winrect);
QPoint globalPos(x, y);
if (msg->message == WM_NCLBUTTONDOWN)
{
this->ui_.titlebarButtons->mousePress(ht, globalPos);
}
else
{
this->ui_.titlebarButtons->mouseRelease(ht, globalPos);
}
}
break;
default:
return QWidget::nativeEvent(eventType, message, result);
}
QWidget::nativeEvent(eventType, message, result);
return returnValue;
#else
return QWidget::nativeEvent(eventType, message, result);
#endif
}
void BaseWindow::scaleChangedEvent(float scale)
{
#ifdef USEWINSDK
this->calcButtonsSizes();
#endif
this->setFont(
getIApp()->getFonts()->getFont(FontStyle::UiTabs, this->scale(), this));
}
void BaseWindow::paintEvent(QPaintEvent *)
{
QPainter painter(this);
if (this->frameless_)
{
painter.setPen(QColor("#999"));
painter.drawRect(0, 0, this->width() - 1, this->height() - 1);
}
this->drawCustomWindowFrame(painter);
}
void BaseWindow::updateScale()
{
auto scale =
this->nativeScale_ * (this->flags_.has(DisableCustomScaling)
? 1
: getSettings()->getClampedUiScale());
this->setScale(scale);
for (auto *child : this->findChildren<BaseWidget *>())
{
child->setScale(scale);
}
}
void BaseWindow::calcButtonsSizes()
{
if (!this->shown_)
{
return;
}
if (this->frameless_ || !this->ui_.titlebarButtons)
{
return;
}
#ifdef USEWINSDK
if ((static_cast<float>(this->width()) / this->scale()) < 300)
{
this->ui_.titlebarButtons->setSmallSize();
}
else
{
this->ui_.titlebarButtons->setRegularSize();
}
#endif
}
void BaseWindow::drawCustomWindowFrame(QPainter &painter)
{
#ifdef USEWINSDK
if (this->hasCustomWindowFrame())
{
QColor bg = this->overrideBackgroundColor_.value_or(
this->theme->window.background);
painter.fillRect(QRect(1, 2, this->width() - 2, this->height() - 3),
bg);
}
#endif
}
bool BaseWindow::handleDPICHANGED(MSG *msg)
{
#ifdef USEWINSDK
int dpi = HIWORD(msg->wParam);
float _scale = dpi / 96.f;
auto *prcNewWindow = reinterpret_cast<RECT *>(msg->lParam);
SetWindowPos(msg->hwnd, nullptr, prcNewWindow->left, prcNewWindow->top,
prcNewWindow->right - prcNewWindow->left,
prcNewWindow->bottom - prcNewWindow->top,
SWP_NOZORDER | SWP_NOACTIVATE);
this->nativeScale_ = _scale;
this->updateScale();
return true;
#else
return false;
#endif
}
bool BaseWindow::handleSHOWWINDOW(MSG *msg)
{
#ifdef USEWINSDK
// ignore window hide event
if (!msg->wParam)
{
return true;
}
if (auto dpi = getWindowDpi(msg->hwnd))
{
float currentScale = (float)dpi.value() / 96.F;
if (currentScale != this->nativeScale_)
{
this->nativeScale_ = currentScale;
this->updateScale();
}
}
if (!this->shown_)
{
this->shown_ = true;
if (this->hasCustomWindowFrame())
{
// disable OS window border
const MARGINS margins = {-1};
DwmExtendFrameIntoClientArea(msg->hwnd, &margins);
}
if (!this->initalBounds_.isNull())
{
::SetWindowPos(msg->hwnd, nullptr, this->initalBounds_.x(),
this->initalBounds_.y(), this->initalBounds_.width(),
this->initalBounds_.height(),
SWP_NOZORDER | SWP_NOACTIVATE);
this->currentBounds_ = this->initalBounds_;
}
this->calcButtonsSizes();
}
return true;
#else
return false;
#endif
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
bool BaseWindow::handleNCCALCSIZE(MSG *msg, qintptr *result)
#else
bool BaseWindow::handleNCCALCSIZE(MSG *msg, long *result)
#endif
{
#ifdef USEWINSDK
if (this->hasCustomWindowFrame())
{
if (msg->wParam == TRUE)
{
// remove 1 extra pixel on top of custom frame
auto *ncp = reinterpret_cast<NCCALCSIZE_PARAMS *>(msg->lParam);
if (ncp)
{
ncp->lppos->flags |= SWP_NOREDRAW;
ncp->rgrc[0].top -= 1;
}
}
*result = 0;
return true;
}
return false;
#else
return false;
#endif
}
bool BaseWindow::handleSIZE(MSG *msg)
{
#ifdef USEWINSDK
if (this->ui_.windowLayout)
{
if (this->frameless_)
{
//
}
else if (this->hasCustomWindowFrame())
{
if (msg->wParam == SIZE_MAXIMIZED)
{
auto offset =
int(getWindowDpi(msg->hwnd).value_or(96) * 8 / 96);
this->ui_.windowLayout->setContentsMargins(offset, offset,
offset, offset);
}
else
{
this->ui_.windowLayout->setContentsMargins(0, 1, 0, 0);
}
this->isNotMinimizedOrMaximized_ = msg->wParam == SIZE_RESTORED;
if (this->isNotMinimizedOrMaximized_)
{
RECT rect;
::GetWindowRect(msg->hwnd, &rect);
this->currentBounds_ =
QRect(QPoint(rect.left, rect.top),
QPoint(rect.right - 1, rect.bottom - 1));
}
this->useNextBounds_.stop();
if (msg->wParam == SIZE_MINIMIZED && this->ui_.titlebarButtons)
{
// Windows doesn't send a WM_NCMOUSELEAVE event when clicking
// the minimize button, so we have to emulate it.
this->ui_.titlebarButtons->leave();
}
}
}
return false;
#else
return false;
#endif
}
bool BaseWindow::handleMOVE(MSG *msg)
{
#ifdef USEWINSDK
if (this->isNotMinimizedOrMaximized_)
{