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Merge branch 'qt_tree_control' of https://github.com/GeoTeric/wxWidgets into qt_tree_control

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This commit is contained in:
Graham Dawes
2019-02-07 13:49:17 +00:00
parent d597787270 9566143b58
commit 281673a584
1 changed files with 35 additions and 12 deletions
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47
src/qt/treectrl.cpp
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@@ -170,7 +170,7 @@ protected:
QTreeWidget::drawBranches(painter, rect, index);
const int imageIndex = ChooseBestImage(item);
if (imageIndex != -1 )
if ( imageIndex != -1 )
{
wxImageList *imageList = GetHandler()->GetImageList();
wxBitmap bitmap = imageList->GetBitmap(imageIndex);
@@ -194,8 +194,10 @@ private:
return;
}
//QT doesnt update the selection until this singal has been processed. //Defering this event ensures
//that wxTreeCtrl::GetSelection returns the new selection in the wx event handler.
// QT doesn't update the selection until this signal has been
// processed. Deferring this event ensures that
// wxTreeCtrl::GetSelection returns the new selection in the
// wx event handler.
wxTreeEvent changedEvent(wxEVT_TREE_SEL_CHANGED, treeCtrl, wxQtConvertTreeItem(current));
wxPostEvent(treeCtrl, changedEvent);
}
@@ -256,19 +258,19 @@ private:
EmitEvent(expandedEvent);
}
void OnItemChanged(QTreeWidgetItem *item, int WXUNUSED(column))
{
wxTreeEvent event(wxEVT_TREE_END_LABEL_EDIT, GetHandler(), wxQtConvertTreeItem(item));
EmitEvent(event);
}
virtual void dragEnterEvent(QDragEnterEvent* event) wxOVERRIDE
void tryStartDrag(const QMouseEvent *event)
{
wxEventType command = (event->mouseButtons() & Qt::RightButton)
wxEventType command = (event->buttons() & Qt::RightButton)
? wxEVT_TREE_BEGIN_RDRAG
: wxEVT_TREE_BEGIN_DRAG;
QTreeWidgetItem *hitItem = itemAt(event->pos());
wxTreeEvent tree_event(
@@ -284,16 +286,17 @@ private:
EmitEvent(tree_event);
if ( tree_event.IsAllowed() )
if ( !tree_event.IsAllowed() )
{
event->accept();
setState(DragSelectingState);
}
}
virtual void dropEvent(QDropEvent* event) wxOVERRIDE
void endDrag(QPoint position)
{
const wxPoint pos = wxQtConvertPoint(event->pos());
QTreeWidgetItem *hitItem = itemAt(event->pos());
const wxPoint pos = wxQtConvertPoint(position);
QTreeWidgetItem *hitItem = itemAt(position);
OutputDebugStringA(hitItem->text(0).toUtf8().data());
wxTreeEvent tree_event(
wxEVT_TREE_END_DRAG,
@@ -301,11 +304,31 @@ private:
wxQtConvertTreeItem(hitItem)
);
tree_event.SetPoint(wxQtConvertPoint(event->pos()));
tree_event.SetPoint(wxQtConvertPoint(position));
EmitEvent(tree_event);
}
virtual void dropEvent(QDropEvent* event) wxOVERRIDE
{
endDrag(event->pos());
// We don't want Qt to actually do the drop.
event->ignore();
}
virtual void mouseMoveEvent(QMouseEvent *event) wxOVERRIDE
{
const bool wasDragging = state() == DraggingState;
wxQtEventSignalHandler<QTreeWidget, wxTreeCtrl>::mouseMoveEvent(event);
const bool nowDragging = state() == DraggingState;
if ( !wasDragging && nowDragging )
{
tryStartDrag(event);
}
}
int ChooseBestImage(QTreeWidgetItem *item) const
{
int imageIndex = -1;