diff options
Diffstat (limited to 'src/plugins/platforms/xcb/qxcbscreen.cpp')
-rw-r--r-- | src/plugins/platforms/xcb/qxcbscreen.cpp | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/src/plugins/platforms/xcb/qxcbscreen.cpp b/src/plugins/platforms/xcb/qxcbscreen.cpp index 8da299d491..2426b5243a 100644 --- a/src/plugins/platforms/xcb/qxcbscreen.cpp +++ b/src/plugins/platforms/xcb/qxcbscreen.cpp @@ -41,6 +41,7 @@ #include "qxcbwindow.h" #include "qxcbcursor.h" #include "qxcbimage.h" +#include "qxcbintegration.h" #include "qnamespace.h" #include "qxcbxsettings.h" @@ -49,6 +50,7 @@ #include <QDebug> #include <QtAlgorithms> +#include <qpa/qplatformservices.h> #include <qpa/qwindowsysteminterface.h> #include <private/qmath_p.h> #include <QtGui/private/qhighdpiscaling_p.h> @@ -318,12 +320,22 @@ bool QXcbVirtualDesktop::xResource(const QByteArray &identifier, static bool parseXftInt(const QByteArray& stringValue, int *value) { - Q_ASSERT(value != 0); + Q_ASSERT(value); bool ok; *value = stringValue.toInt(&ok); return ok; } +static bool parseXftDpi(const QByteArray& stringValue, int *value) +{ + Q_ASSERT(value); + bool ok = parseXftInt(stringValue, value); + // Support GNOME 3 bug that wrote DPI with fraction: + if (!ok) + *value = qRound(stringValue.toDouble(&ok)); + return ok; +} + static QFontEngine::HintStyle parseXftHintStyle(const QByteArray& stringValue) { if (stringValue == "hintfull") @@ -356,6 +368,15 @@ static QFontEngine::SubpixelAntialiasingType parseXftRgba(const QByteArray& stri void QXcbVirtualDesktop::readXResources() { + const QPlatformServices *services = QXcbIntegration::instance()->services(); + bool useXftConf = false; + if (services) { + const QList<QByteArray> desktopEnv = services->desktopEnvironment().split(':'); + useXftConf = desktopEnv.contains("GNOME") || desktopEnv.contains("UNITY") || desktopEnv.contains("XFCE"); + } + if (!useXftConf) + return; + int offset = 0; QByteArray resources; while (true) { @@ -380,7 +401,7 @@ void QXcbVirtualDesktop::readXResources() int value; QByteArray stringValue; if (xResource(r, "Xft.dpi:\t", stringValue)) { - if (parseXftInt(stringValue, &value)) + if (parseXftDpi(stringValue, &value)) m_forcedDpi = value; } else if (xResource(r, "Xft.hintstyle:\t", stringValue)) { m_hintStyle = parseXftHintStyle(stringValue); @@ -457,7 +478,7 @@ const xcb_visualtype_t *QXcbVirtualDesktop::visualForId(xcb_visualid_t visualid) { QMap<xcb_visualid_t, xcb_visualtype_t>::const_iterator it = m_visuals.find(visualid); if (it == m_visuals.constEnd()) - return 0; + return nullptr; return &*it; } @@ -577,7 +598,7 @@ QWindow *QXcbScreen::topLevelAt(const QPoint &p) const do { auto translate_reply = Q_XCB_REPLY_UNCHECKED(xcb_translate_coordinates, xcb_connection(), parent, child, x, y); if (!translate_reply) { - return 0; + return nullptr; } parent = child; @@ -586,14 +607,14 @@ QWindow *QXcbScreen::topLevelAt(const QPoint &p) const y = translate_reply->dst_y; if (!child || child == root) - return 0; + return nullptr; QPlatformWindow *platformWindow = connection()->platformWindowFromId(child); if (platformWindow) return platformWindow->window(); } while (parent != child); - return 0; + return nullptr; } void QXcbScreen::windowShown(QXcbWindow *window) |