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author | Qt Forward Merge Bot <qt_forward_merge_bot@qt-project.org> | 2019-12-11 01:00:10 +0100 |
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committer | Edward Welbourne <edward.welbourne@qt.io> | 2019-12-11 14:50:53 +0100 |
commit | a4a7c1bcf7595e2645c570d9c824532acf524fdf (patch) | |
tree | c57de9a148d02529836e74c50e308a7ac50d8550 /src/plugins/platforms/windows/qwindowscursor.cpp | |
parent | bef74b6c3a0a9c8649ea8eb333d80015f76863e4 (diff) | |
parent | e6de661a8aa96b5905ea7ba4cd5d76bd06da3f93 (diff) |
Merge remote-tracking branch 'origin/5.15' into dev
Conflicts:
tests/auto/sql/kernel/qsqlquery/tst_qsqlquery.cpp
Change-Id: I6b82507bf9a80a374c40393e72f4843f1557de89
Diffstat (limited to 'src/plugins/platforms/windows/qwindowscursor.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowscursor.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowscursor.cpp b/src/plugins/platforms/windows/qwindowscursor.cpp index 17e8cffb76..59457f1720 100644 --- a/src/plugins/platforms/windows/qwindowscursor.cpp +++ b/src/plugins/platforms/windows/qwindowscursor.cpp @@ -50,6 +50,7 @@ #include <QtGui/qscreen.h> #include <QtGui/private/qguiapplication_p.h> // getPixmapCursor() #include <QtGui/private/qhighdpiscaling_p.h> +#include <QtCore/private/qwinregistry_p.h> #include <QtCore/qdebug.h> #include <QtCore/qscopedpointer.h> @@ -686,6 +687,30 @@ void QWindowsCursor::setPos(const QPoint &pos) SetCursorPos(pos.x() , pos.y()); } +/* + The standard size is 32x32, even though the cursor is actually just + 16 pixels large. If a large cursor is set in the accessibility settings, + then the cursor increases with 8 pixels for each step. +*/ +QSize QWindowsCursor::size() const +{ + const QPair<DWORD,bool> cursorSizeSetting = + QWinRegistryKey(HKEY_CURRENT_USER, LR"(Control Panel\Cursors)") + .dwordValue(L"CursorBaseSize"); + const int baseSize = screenCursorSize(m_screen).width() / 2; + if (!cursorSizeSetting.second) + return QSize(baseSize / 2, baseSize / 2); + + // The registry values are dpi-independent, so we need to scale the result. + int cursorSizeValue = cursorSizeSetting.first * m_screen->logicalDpi().first + / m_screen->logicalBaseDpi().first; + + // map from registry value 32-256 to 0-14, and from there to pixels + cursorSizeValue = (cursorSizeValue - 2 * baseSize) / baseSize; + const int cursorSize = baseSize + cursorSizeValue * (baseSize / 2); + return QSize(cursorSize, cursorSize); +} + QPixmap QWindowsCursor::dragDefaultCursor(Qt::DropAction action) const { switch (action) { |