previewwindow.cpp Example File
widgets/windowflags/previewwindow.cpp
#include <QtWidgets>
#include "previewwindow.h"
PreviewWindow::PreviewWindow(QWidget *parent)
: QWidget(parent)
{
textEdit = new QTextEdit;
textEdit->setReadOnly(true);
textEdit->setLineWrapMode(QTextEdit::NoWrap);
closeButton = new QPushButton(tr("&Close"));
connect(closeButton, SIGNAL(clicked()), this, SLOT(close()));
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(textEdit);
layout->addWidget(closeButton);
setLayout(layout);
setWindowTitle(tr("Preview"));
}
void PreviewWindow::setWindowFlags(Qt::WindowFlags flags)
{
QWidget::setWindowFlags(flags);
QString text;
Qt::WindowFlags type = (flags & Qt::WindowType_Mask);
if (type == Qt::Window) {
text = "Qt::Window";
} else if (type == Qt::Dialog) {
text = "Qt::Dialog";
} else if (type == Qt::Sheet) {
text = "Qt::Sheet";
} else if (type == Qt::Drawer) {
text = "Qt::Drawer";
} else if (type == Qt::Popup) {
text = "Qt::Popup";
} else if (type == Qt::Tool) {
text = "Qt::Tool";
} else if (type == Qt::ToolTip) {
text = "Qt::ToolTip";
} else if (type == Qt::SplashScreen) {
text = "Qt::SplashScreen";
}
if (flags & Qt::MSWindowsFixedSizeDialogHint)
text += "\n| Qt::MSWindowsFixedSizeDialogHint";
if (flags & Qt::X11BypassWindowManagerHint)
text += "\n| Qt::X11BypassWindowManagerHint";
if (flags & Qt::FramelessWindowHint)
text += "\n| Qt::FramelessWindowHint";
if (flags & Qt::NoDropShadowWindowHint)
text += "\n| Qt::NoDropShadowWindowHint";
if (flags & Qt::WindowTitleHint)
text += "\n| Qt::WindowTitleHint";
if (flags & Qt::WindowSystemMenuHint)
text += "\n| Qt::WindowSystemMenuHint";
if (flags & Qt::WindowMinimizeButtonHint)
text += "\n| Qt::WindowMinimizeButtonHint";
if (flags & Qt::WindowMaximizeButtonHint)
text += "\n| Qt::WindowMaximizeButtonHint";
if (flags & Qt::WindowCloseButtonHint)
text += "\n| Qt::WindowCloseButtonHint";
if (flags & Qt::WindowContextHelpButtonHint)
text += "\n| Qt::WindowContextHelpButtonHint";
if (flags & Qt::WindowShadeButtonHint)
text += "\n| Qt::WindowShadeButtonHint";
if (flags & Qt::WindowStaysOnTopHint)
text += "\n| Qt::WindowStaysOnTopHint";
if (flags & Qt::CustomizeWindowHint)
text += "\n| Qt::CustomizeWindowHint";
textEdit->setPlainText(text);
}