1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132
|
// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "qwidgetdump.h"
#include <QApplication>
#include <QWidget>
#include <QtGui/QScreen>
#include <QtGui/QWindow>
#include <QtCore/QDebug>
#include <QtCore/QMetaObject>
#include <QtCore/QTextStream>
namespace QtDiag {
static const char *qtWidgetClasses[] = {
"QAbstractItemView", "QAbstractScrollArea", "QAbstractSlider", "QAbstractSpinBox",
"QCalendarWidget", "QCheckBox", "QColorDialog", "QColumnView", "QComboBox",
"QCommandLinkButton", "QDateEdit", "QDateTimeEdit", "QDial",
"QDialog", "QDialogButtonBox", "QDockWidget", "QDoubleSpinBox", "QErrorMessage",
"QFileDialog", "QFontComboBox", "QFontDialog", "QFrame", "QGraphicsView",
"QGroupBox", "QHeaderView", "QInputDialog", "QLCDNumber", "QLabel", "QLineEdit",
"QListView", "QListWidget", "QMainWindow", "QMdiArea", "QMdiSubWindow", "QMenu",
"QMenuBar", "QMessageBox", "QOpenGLWidget", "QPlainTextEdit", "QProgressBar",
"QProgressDialog", "QPushButton", "QRadioButton", "QRubberBand", "QScrollArea",
"QScrollBar", "QSlider", "QSpinBox", "QSplashScreen", "QSplitter",
"QStackedWidget", "QStatusBar", "QTabBar", "QTabWidget", "QTableView",
"QTableWidget", "QTextBrowser", "QTextEdit", "QTimeEdit", "QToolBar",
"QToolBox", "QToolButton", "QTreeView", "QTreeWidget", "QWidget",
"QWizard", "QWizardPage"
};
static bool isQtWidget(const char *className)
{
for (auto qtWidgetClass : qtWidgetClasses) {
if (qstrcmp(className, qtWidgetClass) == 0)
return true;
}
return false;
}
static void formatWidgetClass(QTextStream &str, const QWidget *w)
{
const QMetaObject *mo = w->metaObject();
str << mo->className();
while (!isQtWidget(mo->className())) {
mo = mo->superClass();
str << ':' << mo->className();
}
const QString on = w->objectName();
if (!on.isEmpty())
str << "/\"" << on << '"';
}
static void dumpWidgetRecursion(QTextStream &str, const QWidget *w,
FormatWindowOptions options, int depth = 0)
{
indentStream(str, 2 * depth);
formatWidgetClass(str, w);
str << ' ' << (w->isVisible() ? "[visible] " : "[hidden] ");
if (const WId nativeWinId = w->internalWinId())
str << "[native: " << Qt::hex << Qt::showbase << nativeWinId << Qt::dec << Qt::noshowbase
<< "] ";
if (w->isWindow())
str << "[top] ";
str << (w->testAttribute(Qt::WA_Mapped) ? "[mapped] " : "[not mapped] ");
if (w->testAttribute(Qt::WA_DontCreateNativeAncestors))
str << "[NoNativeAncestors] ";
if (const int states = w->windowState())
str << "windowState=" << Qt::hex << Qt::showbase << states << Qt::dec << Qt::noshowbase
<< ' ';
formatRect(str, w->geometry());
if (w->isWindow()) {
str << ' ' << w->logicalDpiX() << "DPI";
const qreal dpr = w->devicePixelRatio();
if (!qFuzzyCompare(dpr, qreal(1)))
str << " dpr=" << dpr;
const QRect normalGeometry = w->normalGeometry();
if (normalGeometry.isValid() && !normalGeometry.isEmpty() && normalGeometry != w->geometry()) {
str << " normal=";
formatRect(str, w->normalGeometry());
}
}
if (!(options & DontPrintWindowFlags)) {
str << ' ';
formatWindowFlags(str, w->windowFlags());
}
if (options & PrintSizeConstraints) {
str << ' ';
const QSize minimumSize = w->minimumSize();
if (minimumSize.width() > 0 || minimumSize.height() > 0)
str << "minimumSize=" << minimumSize.width() << 'x' << minimumSize.height() << ' ';
const QSize sizeHint = w->sizeHint();
const QSize minimumSizeHint = w->minimumSizeHint();
if (minimumSizeHint.isValid() && !(sizeHint.isValid() && minimumSizeHint == sizeHint))
str << "minimumSizeHint=" << minimumSizeHint.width() << 'x' << minimumSizeHint.height() << ' ';
if (sizeHint.isValid())
str << "sizeHint=" << sizeHint.width() << 'x' << sizeHint.height() << ' ';
const QSize maximumSize = w->maximumSize();
if (maximumSize.width() < QWIDGETSIZE_MAX || maximumSize.height() < QWIDGETSIZE_MAX)
str << "maximumSize=" << maximumSize.width() << 'x' << maximumSize.height() << ' ';
}
str << '\n';
if (const QWindow *win = w->windowHandle()) {
indentStream(str, 2 * (1 + depth));
formatWindow(str, win, options);
str << '\n';
}
for (const QObject *co : w->children()) {
if (co->isWidgetType())
dumpWidgetRecursion(str, static_cast<const QWidget *>(co), options, depth + 1);
}
}
void dumpAllWidgets(FormatWindowOptions options, const QWidget *root)
{
QString d;
QTextStream str(&d);
str << "### QWidgets:\n";
QWidgetList topLevels;
if (root)
topLevels.append(const_cast<QWidget *>(root));
else
topLevels = QApplication::topLevelWidgets();
for (QWidget *tw : std::as_const(topLevels))
dumpWidgetRecursion(str, tw, options);
for (const QString &line : d.split(QLatin1Char('\n')))
qDebug().noquote() << line;
}
} // namespace QtDiag
|