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forked from pool/libqt5-qtbase
libqt5-qtbase/0004-xcb-Fix-drag-and-drop-between-xcb-screens.patch

90 lines
3.7 KiB
Diff

From a9b7b17655d7b0826c5adc36f66407283564eb72 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C5=82a=C5=BCej=20Szczygie=C5=82?= <spaz16@wp.pl>
Date: Mon, 15 Feb 2016 20:50:16 +0100
Subject: [PATCH 04/16] xcb: Fix drag and drop between xcb screens
Set the proper screen before creating a shaped pixmap window in
QBasicDrag::startDrag(). Grab mouse again when D&D window is
recreated.
Task-number: QTBUG-51215
Change-Id: I5cb47d3b11672b56d17b32072d84a722bdcdcd9a
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Reviewed-by: Shawn Rutledge <shawn.rutledge@theqtcompany.com>
(cherry picked from commit 78ad8f208d8dbe3575194bb9b97d4e42efdc32d5)
---
src/gui/kernel/qsimpledrag.cpp | 5 +++--
src/gui/kernel/qsimpledrag_p.h | 3 +++
src/plugins/platforms/xcb/qxcbdrag.cpp | 4 ++++
3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/src/gui/kernel/qsimpledrag.cpp b/src/gui/kernel/qsimpledrag.cpp
index 9f38c9b78ad4f8537e9e4c3a39af9d2c56fb67c7..00589d23039ed4f043d026e89187d645ad2ee214 100644
--- a/src/gui/kernel/qsimpledrag.cpp
+++ b/src/gui/kernel/qsimpledrag.cpp
@@ -88,7 +88,8 @@ static QWindow* topLevelAt(const QPoint &pos)
QBasicDrag::QBasicDrag() :
m_restoreCursor(false), m_eventLoop(0),
m_executed_drop_action(Qt::IgnoreAction), m_can_drop(false),
- m_drag(0), m_drag_icon_window(0), m_useCompositing(true)
+ m_drag(0), m_drag_icon_window(0), m_useCompositing(true),
+ m_screen(Q_NULLPTR)
{
}
@@ -211,7 +212,7 @@ void QBasicDrag::startDrag()
pos = QPoint();
}
#endif
- recreateShapedPixmapWindow(Q_NULLPTR, pos);
+ recreateShapedPixmapWindow(m_screen, pos);
enableEventFilter();
}
diff --git a/src/gui/kernel/qsimpledrag_p.h b/src/gui/kernel/qsimpledrag_p.h
index 055136c436ed3b3504c2ee564e49cee1bd4439d4..b208c8ccc97a668205ef08fdce591e4c0d78c939 100644
--- a/src/gui/kernel/qsimpledrag_p.h
+++ b/src/gui/kernel/qsimpledrag_p.h
@@ -90,6 +90,8 @@ protected:
bool useCompositing() const { return m_useCompositing; }
void setUseCompositing(bool on) { m_useCompositing = on; }
+ void setScreen(QScreen *screen) { m_screen = screen; }
+
Qt::DropAction executedDropAction() const { return m_executed_drop_action; }
void setExecutedDropAction(Qt::DropAction da) { m_executed_drop_action = da; }
@@ -108,6 +110,7 @@ private:
QDrag *m_drag;
QShapedPixmapWindow *m_drag_icon_window;
bool m_useCompositing;
+ QScreen *m_screen;
};
class Q_GUI_EXPORT QSimpleDrag : public QBasicDrag
diff --git a/src/plugins/platforms/xcb/qxcbdrag.cpp b/src/plugins/platforms/xcb/qxcbdrag.cpp
index 9296a6d1410f72d00efcf8c249bdd8a037b8b4be..aa6445d2da56f09696c98cba76baf6c74e44841c 100644
--- a/src/plugins/platforms/xcb/qxcbdrag.cpp
+++ b/src/plugins/platforms/xcb/qxcbdrag.cpp
@@ -193,6 +193,7 @@ void QXcbDrag::startDrag()
XCB_ATOM_ATOM, 32, drag_types.size(), (const void *)drag_types.constData());
setUseCompositing(current_virtual_desktop->compositingActive());
+ setScreen(current_virtual_desktop->screens().constFirst()->screen());
QBasicDrag::startDrag();
if (connection()->mouseGrabber() == Q_NULLPTR)
shapedPixmapWindow()->setMouseGrabEnabled(true);
@@ -322,6 +323,9 @@ void QXcbDrag::move(const QPoint &globalPos)
if (virtualDesktop != current_virtual_desktop) {
setUseCompositing(virtualDesktop->compositingActive());
recreateShapedPixmapWindow(static_cast<QPlatformScreen*>(screen)->screen(), deviceIndependentPos);
+ if (connection()->mouseGrabber() == Q_NULLPTR)
+ shapedPixmapWindow()->setMouseGrabEnabled(true);
+
current_virtual_desktop = virtualDesktop;
} else {
QBasicDrag::moveShapedPixmapWindow(deviceIndependentPos);
--
2.6.6