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-rw-r--r--src/plugins/platforms/windows/qwindowsdrag.cpp188
-rw-r--r--src/plugins/platforms/windows/qwindowsdrag.h7
2 files changed, 187 insertions, 8 deletions
diff --git a/src/plugins/platforms/windows/qwindowsdrag.cpp b/src/plugins/platforms/windows/qwindowsdrag.cpp
index 56f3a6d906..35b2618850 100644
--- a/src/plugins/platforms/windows/qwindowsdrag.cpp
+++ b/src/plugins/platforms/windows/qwindowsdrag.cpp
@@ -61,6 +61,146 @@
QT_BEGIN_NAMESPACE
+// These pixmaps approximate the images in the Windows User Interface Guidelines.
+// XPM
+
+static const char * const moveDragCursorXpmC[] = {
+"11 20 3 1",
+". c None",
+"a c #FFFFFF",
+"X c #000000", // X11 cursor is traditionally black
+"aa.........",
+"aXa........",
+"aXXa.......",
+"aXXXa......",
+"aXXXXa.....",
+"aXXXXXa....",
+"aXXXXXXa...",
+"aXXXXXXXa..",
+"aXXXXXXXXa.",
+"aXXXXXXXXXa",
+"aXXXXXXaaaa",
+"aXXXaXXa...",
+"aXXaaXXa...",
+"aXa..aXXa..",
+"aa...aXXa..",
+"a.....aXXa.",
+"......aXXa.",
+".......aXXa",
+".......aXXa",
+"........aa."};
+
+
+/* XPM */
+static const char * const copyDragCursorXpmC[] = {
+"24 30 3 1",
+". c None",
+"a c #000000",
+"X c #FFFFFF",
+"XX......................",
+"XaX.....................",
+"XaaX....................",
+"XaaaX...................",
+"XaaaaX..................",
+"XaaaaaX.................",
+"XaaaaaaX................",
+"XaaaaaaaX...............",
+"XaaaaaaaaX..............",
+"XaaaaaaaaaX.............",
+"XaaaaaaXXXX.............",
+"XaaaXaaX................",
+"XaaXXaaX................",
+"XaX..XaaX...............",
+"XX...XaaX...............",
+"X.....XaaX..............",
+"......XaaX..............",
+".......XaaX.............",
+".......XaaX.............",
+"........XX...aaaaaaaaaaa",
+".............aXXXXXXXXXa",
+".............aXXXXXXXXXa",
+".............aXXXXaXXXXa",
+".............aXXXXaXXXXa",
+".............aXXaaaaaXXa",
+".............aXXXXaXXXXa",
+".............aXXXXaXXXXa",
+".............aXXXXXXXXXa",
+".............aXXXXXXXXXa",
+".............aaaaaaaaaaa"};
+
+/* XPM */
+static const char * const linkDragCursorXpmC[] = {
+"24 30 3 1",
+". c None",
+"a c #000000",
+"X c #FFFFFF",
+"XX......................",
+"XaX.....................",
+"XaaX....................",
+"XaaaX...................",
+"XaaaaX..................",
+"XaaaaaX.................",
+"XaaaaaaX................",
+"XaaaaaaaX...............",
+"XaaaaaaaaX..............",
+"XaaaaaaaaaX.............",
+"XaaaaaaXXXX.............",
+"XaaaXaaX................",
+"XaaXXaaX................",
+"XaX..XaaX...............",
+"XX...XaaX...............",
+"X.....XaaX..............",
+"......XaaX..............",
+".......XaaX.............",
+".......XaaX.............",
+"........XX...aaaaaaaaaaa",
+".............aXXXXXXXXXa",
+".............aXXXaaaaXXa",
+".............aXXXXaaaXXa",
+".............aXXXaaaaXXa",
+".............aXXaaaXaXXa",
+".............aXXaaXXXXXa",
+".............aXXaXXXXXXa",
+".............aXXXaXXXXXa",
+".............aXXXXXXXXXa",
+".............aaaaaaaaaaa"};
+
+static const char * const ignoreDragCursorXpmC[] = {
+"24 30 3 1",
+". c None",
+"a c #000000",
+"X c #FFFFFF",
+"aa......................",
+"aXa.....................",
+"aXXa....................",
+"aXXXa...................",
+"aXXXXa..................",
+"aXXXXXa.................",
+"aXXXXXXa................",
+"aXXXXXXXa...............",
+"aXXXXXXXXa..............",
+"aXXXXXXXXXa.............",
+"aXXXXXXaaaa.............",
+"aXXXaXXa................",
+"aXXaaXXa................",
+"aXa..aXXa...............",
+"aa...aXXa...............",
+"a.....aXXa..............",
+"......aXXa.....XXXX.....",
+".......aXXa..XXaaaaXX...",
+".......aXXa.XaaaaaaaaX..",
+"........aa.XaaaXXXXaaaX.",
+"...........XaaaaX..XaaX.",
+"..........XaaXaaaX..XaaX",
+"..........XaaXXaaaX.XaaX",
+"..........XaaX.XaaaXXaaX",
+"..........XaaX..XaaaXaaX",
+"...........XaaX..XaaaaX.",
+"...........XaaaXXXXaaaX.",
+"............XaaaaaaaaX..",
+".............XXaaaaXX...",
+"...............XXXX....."};
+
/*!
\class QWindowsDropMimeData
\brief Special mime data class for data retrieval from Drag operations.
@@ -139,7 +279,7 @@ static inline Qt::KeyboardModifiers toQtKeyboardModifiers(DWORD keyState)
class QWindowsOleDropSource : public IDropSource
{
public:
- QWindowsOleDropSource();
+ explicit QWindowsOleDropSource(QWindowsDrag *drag);
virtual ~QWindowsOleDropSource();
void createCursors();
@@ -158,6 +298,7 @@ private:
inline void clearCursors();
+ QWindowsDrag *m_drag;
Qt::MouseButtons m_currentButtons;
Qt::DropAction m_currentAction;
ActionCursorMap m_cursors;
@@ -165,8 +306,8 @@ private:
ULONG m_refs;
};
-QWindowsOleDropSource::QWindowsOleDropSource() :
- m_currentButtons(Qt::NoButton), m_currentAction(Qt::IgnoreAction),
+QWindowsOleDropSource::QWindowsOleDropSource(QWindowsDrag *drag) :
+ m_drag(drag), m_currentButtons(Qt::NoButton), m_currentAction(Qt::IgnoreAction),
m_refs(1)
{
if (QWindowsContext::verboseOLE)
@@ -196,7 +337,14 @@ void QWindowsOleDropSource::createCursors()
actions << Qt::IgnoreAction;
const QPoint hotSpot = manager->object->hotSpot();
for (int cnum = 0; cnum < actions.size(); ++cnum) {
- const QPixmap cpm = manager->dragCursor(actions.at(cnum));
+ const Qt::DropAction action = actions.at(cnum);
+ QPixmap cpm = manager->dragCursor(action);
+ if (cpm.isNull())
+ cpm = m_drag->defaultCursor(action);
+ if (cpm.isNull()) {
+ qWarning("%s: Unable to obtain drag cursor for %d.", __FUNCTION__, action);
+ continue;
+ }
int w = cpm.width();
int h = cpm.height();
@@ -210,13 +358,13 @@ void QWindowsOleDropSource::createCursors()
h = y2 - y1 + 1;
}
- const QRect srcRect = pixmap.rect();
- const QPoint pmDest = QPoint(qMax(0, -hotSpot.x()), qMax(0, -hotSpot.y()));
const QPoint newHotSpot = hotSpot;
QPixmap newCursor(w, h);
if (hasPixmap) {
newCursor.fill(QColor(0, 0, 0, 0));
QPainter p(&newCursor);
+ const QRect srcRect = pixmap.rect();
+ const QPoint pmDest = QPoint(qMax(0, -hotSpot.x()), qMax(0, -hotSpot.y()));
p.drawPixmap(pmDest, pixmap, srcRect);
p.drawPixmap(qMax(0,newHotSpot.x()),qMax(0,newHotSpot.y()),cpm);
} else {
@@ -227,7 +375,7 @@ void QWindowsOleDropSource::createCursors()
const int hotY = hasPixmap ? qMax(0,newHotSpot.y()) : 0;
if (const HCURSOR sysCursor = QWindowsCursor::createPixmapCursor(newCursor, hotX, hotY))
- m_cursors.insert(actions.at(cnum), sysCursor);
+ m_cursors.insert(action, sysCursor);
}
if (QWindowsContext::verboseOLE)
qDebug("%s %d cursors", __FUNCTION__, m_cursors.size());
@@ -638,6 +786,30 @@ QWindowsDrag::~QWindowsDrag()
{
}
+QPixmap QWindowsDrag::defaultCursor(Qt::DropAction action) const
+{
+ switch (action) {
+ case Qt::CopyAction:
+ if (m_copyDragCursor.isNull())
+ m_copyDragCursor = QPixmap(copyDragCursorXpmC);
+ return m_copyDragCursor;
+ case Qt::TargetMoveAction:
+ case Qt::MoveAction:
+ if (m_moveDragCursor.isNull())
+ m_moveDragCursor = QPixmap(moveDragCursorXpmC);
+ return m_moveDragCursor;
+ case Qt::LinkAction:
+ if (m_linkDragCursor.isNull())
+ m_linkDragCursor = QPixmap(linkDragCursorXpmC);
+ return m_linkDragCursor;
+ default:
+ break;
+ }
+ if (m_ignoreDragCursor.isNull())
+ m_ignoreDragCursor = QPixmap(ignoreDragCursorXpmC);
+ return m_ignoreDragCursor;
+}
+
void QWindowsDrag::startDrag()
{
// TODO: Accessibility handling?
@@ -646,7 +818,7 @@ void QWindowsDrag::startDrag()
m_dragBeingCancelled = false;
DWORD resultEffect;
- QWindowsOleDropSource *windowDropSource = new QWindowsOleDropSource();
+ QWindowsOleDropSource *windowDropSource = new QWindowsOleDropSource(this);
windowDropSource->createCursors();
QWindowsOleDataObject *dropDataObject = new QWindowsOleDataObject(dropData);
const Qt::DropActions possibleActions = dragManager->possible_actions;
diff --git a/src/plugins/platforms/windows/qwindowsdrag.h b/src/plugins/platforms/windows/qwindowsdrag.h
index 621b769d28..7281eeabfc 100644
--- a/src/plugins/platforms/windows/qwindowsdrag.h
+++ b/src/plugins/platforms/windows/qwindowsdrag.h
@@ -105,10 +105,17 @@ public:
bool dragBeingCancelled() const { return m_dragBeingCancelled; }
+ QPixmap defaultCursor(Qt::DropAction action) const;
+
private:
QWindowsDropMimeData m_dropData;
IDataObject *m_dropDataObject;
bool m_dragBeingCancelled;
+
+ mutable QPixmap m_copyDragCursor;
+ mutable QPixmap m_moveDragCursor;
+ mutable QPixmap m_linkDragCursor;
+ mutable QPixmap m_ignoreDragCursor;
};
QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 22:20:20 +0000