1103 lines
30 KiB
C++
1103 lines
30 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/qt/treectrl.cpp
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// Author: Peter Most
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// Copyright: (c) Peter Most
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#include "wx/treectrl.h"
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#include "wx/imaglist.h"
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#include "wx/qt/private/winevent.h"
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#include "wx/qt/private/treeitemfactory.h"
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#include <QtWidgets/QTreeWidget>
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#include <QtWidgets/QHeaderView>
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#include <QtGui/QPainter>
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namespace
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{
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struct TreeItemDataQt
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{
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TreeItemDataQt() : data(NULL)
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{
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}
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TreeItemDataQt(wxTreeItemData* data) : data(data)
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{
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if ( !registered )
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{
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qRegisterMetaTypeStreamOperators<TreeItemDataQt>("TreeItemDataQt");
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registered = true;
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}
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}
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wxTreeItemData *data;
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static bool registered;
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};
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bool TreeItemDataQt::registered = false;
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Q_DECLARE_METATYPE(TreeItemDataQt)
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QDataStream &operator<<(QDataStream &out, const TreeItemDataQt &)
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{
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return out;
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}
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QDataStream &operator>>(QDataStream &in, TreeItemDataQt &)
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{
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return in;
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}
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QTreeWidgetItem *wxQtConvertTreeItem(const wxTreeItemId &item)
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{
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return static_cast<QTreeWidgetItem*>(item.GetID());
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}
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wxTreeItemId wxQtConvertTreeItem(QTreeWidgetItem *item)
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{
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return wxTreeItemId(item);
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}
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size_t CountChildren(QTreeWidgetItem *item)
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{
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const int currentCount = item->childCount();
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size_t totalCount = currentCount;
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for (int i = 0; i < currentCount; ++i)
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{
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totalCount += CountChildren(item->child(i));
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}
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return totalCount;
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}
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}
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class ImageState
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{
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public:
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ImageState()
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{
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for (int i = wxTreeItemIcon_Normal; i < wxTreeItemIcon_Max; ++i)
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{
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m_imageStates[i] = -1;
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}
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}
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int &operator[](size_t index)
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{
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return m_imageStates[index];
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}
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const int &operator[](size_t index) const
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{
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return m_imageStates[index];
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}
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int m_imageStates[wxTreeItemIcon_Max];
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};
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class wxQTreeWidget : public wxQtEventSignalHandler<QTreeWidget, wxTreeCtrl>
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{
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public:
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wxQTreeWidget(wxWindow *parent, wxTreeCtrl *handler) :
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wxQtEventSignalHandler(parent, handler),
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m_editorFactory(handler)
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{
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connect(this, &QTreeWidget::currentItemChanged, this, &wxQTreeWidget::OnCurrentItemChanged);
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connect(this, &QTreeWidget::itemActivated, this, &wxQTreeWidget::OnItemActivated);
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connect(this, &QTreeWidget::itemClicked, this, &wxQTreeWidget::OnItemClicked);
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connect(this, &QTreeWidget::itemCollapsed, this, &wxQTreeWidget::OnItemCollapsed);
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connect(this, &QTreeWidget::itemExpanded, this, &wxQTreeWidget::OnItemExpanded);
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connect(this, &QTreeWidget::itemChanged, this, &wxQTreeWidget::OnItemChanged);
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m_editorFactory.AttachTo(this);
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setDragEnabled(true);
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viewport()->setAcceptDrops(true);
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setDropIndicatorShown(true);
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}
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wxTextCtrl *GetEditControl()
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{
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return m_editorFactory.GetEditControl();
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}
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void SetItemImage(QTreeWidgetItem *item, int image, wxTreeItemIcon which)
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{
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m_imageStates[item][which] = image;
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}
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int GetItemImage(QTreeWidgetItem *item, wxTreeItemIcon which)
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{
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if (m_imageStates.find(item) == m_imageStates.end())
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return 0;
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return m_imageStates[item][which];
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}
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protected:
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void drawBranches(QPainter *painter, const QRect &rect, const QModelIndex &index) const wxOVERRIDE
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{
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QTreeWidgetItem *item = itemFromIndex(index);
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QTreeWidget::drawBranches(painter, rect, index);
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const int imageIndex = ChooseBestImage(item);
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if (imageIndex != -1 )
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{
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wxImageList *imageList = GetHandler()->GetImageList();
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wxBitmap bitmap = imageList->GetBitmap(imageIndex);
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painter->drawPixmap(rect.topRight(), *bitmap.GetHandle());
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}
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}
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private:
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void OnCurrentItemChanged(QTreeWidgetItem *current, QTreeWidgetItem *previous)
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{
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wxTreeCtrl* treeCtrl = GetHandler();
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wxTreeEvent changingEvent(wxEVT_TREE_SEL_CHANGING, treeCtrl, wxQtConvertTreeItem(current));
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EmitEvent(changingEvent);
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if ( !changingEvent.IsAllowed() )
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{
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blockSignals(true);
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setCurrentItem(previous);
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blockSignals(false);
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return;
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}
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//QT doesnt update the selection until this singal has been processed. //Defering this event ensures
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//that wxTreeCtrl::GetSelection returns the new selection in the wx event handler.
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wxTreeEvent changedEvent(wxEVT_TREE_SEL_CHANGED, treeCtrl, wxQtConvertTreeItem(current));
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wxPostEvent(treeCtrl, changedEvent);
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}
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void OnItemActivated(QTreeWidgetItem *item, int WXUNUSED(column))
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{
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wxTreeEvent event(wxEVT_TREE_ITEM_ACTIVATED, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(event);
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}
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void OnItemClicked(QTreeWidgetItem *item)
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{
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wxMouseState mouseState = wxGetMouseState();
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wxEventType eventType;
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if ( mouseState.RightIsDown() )
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eventType = wxEVT_TREE_ITEM_RIGHT_CLICK;
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else if ( mouseState.MiddleIsDown() )
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eventType = wxEVT_TREE_ITEM_MIDDLE_CLICK;
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else
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return;
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wxTreeEvent event(eventType, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(event);
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}
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void OnItemCollapsed(QTreeWidgetItem *item)
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{
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wxTreeEvent collapsingEvent(wxEVT_TREE_ITEM_COLLAPSING, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(collapsingEvent);
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if ( !collapsingEvent.IsAllowed() )
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{
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blockSignals(true);
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item->setExpanded(true);
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blockSignals(false);
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return;
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}
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wxTreeEvent collapsedEvent(wxEVT_TREE_ITEM_COLLAPSED, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(collapsedEvent);
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}
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void OnItemExpanded(QTreeWidgetItem *item)
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{
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wxTreeEvent expandingEvent(wxEVT_TREE_ITEM_EXPANDING, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(expandingEvent);
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if ( !expandingEvent.IsAllowed() )
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{
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blockSignals(true);
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item->setExpanded(false);
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blockSignals(false);
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return;
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}
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wxTreeEvent expandedEvent(wxEVT_TREE_ITEM_EXPANDED, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(expandedEvent);
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}
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void OnItemChanged(QTreeWidgetItem *item, int WXUNUSED(column))
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{
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wxTreeEvent event(wxEVT_TREE_END_LABEL_EDIT, GetHandler(), wxQtConvertTreeItem(item));
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EmitEvent(event);
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}
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virtual void dragEnterEvent(QDragEnterEvent* event) wxOVERRIDE
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{
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wxEventType command = (event->mouseButtons() & Qt::RightButton)
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? wxEVT_TREE_BEGIN_RDRAG
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: wxEVT_TREE_BEGIN_DRAG;
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QTreeWidgetItem *hitItem = itemAt(event->pos());
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wxTreeEvent tree_event(
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command,
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GetHandler(),
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wxQtConvertTreeItem(hitItem)
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);
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tree_event.SetPoint(wxQtConvertPoint(event->pos()));
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// Vetoed unless explicitly accepted.
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tree_event.Veto();
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EmitEvent(tree_event);
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if ( tree_event.IsAllowed() )
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{
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event->accept();
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}
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}
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virtual void dropEvent(QDropEvent* event) wxOVERRIDE
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{
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const wxPoint pos = wxQtConvertPoint(event->pos());
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QTreeWidgetItem *hitItem = itemAt(event->pos());
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wxTreeEvent tree_event(
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wxEVT_TREE_END_DRAG,
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GetHandler(),
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wxQtConvertTreeItem(hitItem)
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);
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tree_event.SetPoint(wxQtConvertPoint(event->pos()));
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EmitEvent(tree_event);
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}
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int ChooseBestImage(QTreeWidgetItem *item) const
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{
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int imageIndex = -1;
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const ImageStateMap::const_iterator i = m_imageStates.find(item);
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if (i == m_imageStates.end())
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{
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return -1;
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}
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const ImageState &states = i->second;
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if ( item->isExpanded() )
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{
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if ( item->isSelected() )
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imageIndex = states[wxTreeItemIcon_SelectedExpanded];
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if (imageIndex == -1)
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imageIndex = states[wxTreeItemIcon_Expanded];
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}
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else
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{
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if (item->isSelected())
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imageIndex = states[wxTreeItemIcon_Selected];
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}
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return QIcon::Normal;
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}
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wxQtTreeItemEditorFactory m_editorFactory;
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typedef std::map<QTreeWidgetItem*,ImageState> ImageStateMap;
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ImageStateMap m_imageStates;
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};
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wxTreeCtrl::wxTreeCtrl() :
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m_qtTreeWidget(NULL)
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{
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}
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wxTreeCtrl::wxTreeCtrl(wxWindow *parent, wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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Create(parent, id, pos, size, style, validator, name);
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}
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bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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m_qtTreeWidget = new wxQTreeWidget(parent, this);
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m_qtTreeWidget->header()->hide();
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SetWindowStyleFlag(style);
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return QtCreateControl(parent, id, pos, size, style, validator, name);
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}
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wxTreeCtrl::~wxTreeCtrl()
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{
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if (m_qtTreeWidget != NULL)
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m_qtTreeWidget->deleteLater();
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}
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unsigned wxTreeCtrl::GetCount() const
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{
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QTreeWidgetItem *root = m_qtTreeWidget->invisibleRootItem();
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if (root->childCount() == 0)
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return 0;
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return CountChildren(root->child(0));
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}
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unsigned wxTreeCtrl::GetIndent() const
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{
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return m_qtTreeWidget->columnCount();
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}
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void wxTreeCtrl::SetIndent(unsigned int indent)
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{
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m_qtTreeWidget->setColumnCount( indent );
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}
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void wxTreeCtrl::SetImageList(wxImageList *imageList)
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{
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m_imageListNormal = imageList;
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int width, height;
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m_imageListNormal->GetSize(0, width, height);
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m_qtTreeWidget->setIconSize(QSize(width, height));
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m_qtTreeWidget->update();
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}
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void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
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{
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m_imageListState = imageList;
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m_qtTreeWidget->update();
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}
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wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const
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{
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if (!item.IsOk())
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return "";
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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return wxQtConvertString(qTreeItem->text(0));
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}
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int wxTreeCtrl::GetItemImage(const wxTreeItemId& item, wxTreeItemIcon which) const
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{
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wxCHECK_MSG(item.IsOk(), -1, "invalid tree item");
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return m_qtTreeWidget->GetItemImage(wxQtConvertTreeItem(item), which);
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}
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wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), NULL, "invalid tree item");
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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QVariant itemData = qTreeItem->data(0, Qt::UserRole);
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TreeItemDataQt value = itemData.value<TreeItemDataQt>();
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return value.data;
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}
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wxColour wxTreeCtrl::GetItemTextColour(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), wxNullColour, "invalid tree item");
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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return wxQtConvertColour(qTreeItem->textColor(0));
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}
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wxColour wxTreeCtrl::GetItemBackgroundColour(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), wxNullColour, "invalid tree item");
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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return wxQtConvertColour(qTreeItem->backgroundColor(0));
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}
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wxFont wxTreeCtrl::GetItemFont(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), wxNullFont, "invalid tree item");
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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return wxFont(qTreeItem->font(0));
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}
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void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem* qTreeItem = wxQtConvertTreeItem(item);
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qTreeItem->setText(0, wxQtConvertString(text));
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}
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void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image, wxTreeItemIcon which)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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m_qtTreeWidget->SetItemImage(wxQtConvertTreeItem(item), image, which);
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}
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void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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if (data != NULL)
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data->SetId(item);
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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TreeItemDataQt treeItemData(data);
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qTreeItem->setData(0, Qt::UserRole, QVariant::fromValue(treeItemData));
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}
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void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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qTreeItem->setChildIndicatorPolicy(has ? QTreeWidgetItem::ShowIndicator : QTreeWidgetItem::DontShowIndicatorWhenChildless);
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}
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void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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QFont font = qTreeItem->font(0);
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font.setBold(bold);
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qTreeItem->setFont(0, font);
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}
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void wxTreeCtrl::SetItemDropHighlight(const wxTreeItemId& item, bool highlight)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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wxColour fg, bg;
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if (highlight)
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{
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bg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
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fg = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
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}
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else
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{
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bg = GetBackgroundColour();
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fg = GetForegroundColour();
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}
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qTreeItem->setBackgroundColor(0, wxQtConvertColour(bg));
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qTreeItem->setTextColor(0, wxQtConvertColour(fg));
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}
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void wxTreeCtrl::SetItemTextColour(const wxTreeItemId& item, const wxColour& col)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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qTreeItem->setTextColor(0, wxQtConvertColour(col));
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}
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void wxTreeCtrl::SetItemBackgroundColour(const wxTreeItemId& item, const wxColour& col)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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qTreeItem->setTextColor(0, wxQtConvertColour(col));
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}
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void wxTreeCtrl::SetItemFont(const wxTreeItemId& item, const wxFont& font)
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{
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wxCHECK_RET(item.IsOk(), "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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qTreeItem->setFont(0, font.GetHandle());
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}
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bool wxTreeCtrl::IsVisible(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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const QRect visualRect = m_qtTreeWidget->visualItemRect(qTreeItem);
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return visualRect.isValid();
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}
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bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
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return qTreeItem->childCount() > 0;
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}
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bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const
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{
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wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
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QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
return qTreeItem->isExpanded();
|
|
}
|
|
|
|
bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
return qTreeItem->isSelected();
|
|
}
|
|
|
|
bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
QFont font = qTreeItem->font(0);
|
|
return font.bold();
|
|
}
|
|
|
|
size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), 0, "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
|
|
if (recursively)
|
|
return CountChildren(qTreeItem);
|
|
|
|
return qTreeItem->childCount();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetRootItem() const
|
|
{
|
|
QTreeWidgetItem *root = m_qtTreeWidget->invisibleRootItem();
|
|
return wxQtConvertTreeItem(root->child(0));
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetSelection() const
|
|
{
|
|
QList<QTreeWidgetItem*> selections = m_qtTreeWidget->selectedItems();
|
|
return selections.isEmpty() ? wxTreeItemId() : wxQtConvertTreeItem(selections[0]);
|
|
|
|
}
|
|
|
|
size_t wxTreeCtrl::GetSelections(wxArrayTreeItemIds& selections) const
|
|
{
|
|
QList<QTreeWidgetItem*> qtSelections = m_qtTreeWidget->selectedItems();
|
|
|
|
const size_t numberOfSelections = qtSelections.size();
|
|
for (size_t i = 0; i < numberOfSelections; ++i)
|
|
{
|
|
QTreeWidgetItem *item = qtSelections[i];
|
|
selections.Add(wxQtConvertTreeItem(item));
|
|
}
|
|
|
|
return numberOfSelections;
|
|
}
|
|
|
|
void wxTreeCtrl::SetFocusedItem(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
m_qtTreeWidget->setCurrentItem(wxQtConvertTreeItem(item), 0);
|
|
}
|
|
|
|
void wxTreeCtrl::ClearFocusedItem()
|
|
{
|
|
m_qtTreeWidget->setCurrentItem(NULL);
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetFocusedItem() const
|
|
{
|
|
return wxQtConvertTreeItem(m_qtTreeWidget->currentItem());
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetItemParent(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
return wxQtConvertTreeItem(qTreeItem->parent());
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, wxTreeItemIdValue& cookie) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
cookie = 0;
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
|
|
return qTreeItem->childCount() > 0 ? wxQtConvertTreeItem(qTreeItem->child(0)) : wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& item, wxTreeItemIdValue& cookie) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
int currentIndex = reinterpret_cast<int>(cookie);
|
|
++currentIndex;
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
|
|
if ( currentIndex < qTreeItem->childCount() )
|
|
{
|
|
cookie = reinterpret_cast<wxTreeItemIdValue>(currentIndex);
|
|
return wxQtConvertTreeItem(qTreeItem->child(currentIndex));
|
|
}
|
|
|
|
return wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
const int childCount = qTreeItem->childCount();
|
|
return childCount == 0 ? wxTreeItemId() : wxQtConvertTreeItem(qTreeItem->child(childCount - 1));
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
QTreeWidgetItem *parent = qTreeItem->parent();
|
|
|
|
if ( parent != NULL )
|
|
{
|
|
int index = parent->indexOfChild(qTreeItem);
|
|
wxASSERT(index != -1);
|
|
|
|
++index;
|
|
return index < parent->childCount() ? wxQtConvertTreeItem(parent->child(index)) : wxTreeItemId();
|
|
}
|
|
|
|
int index = m_qtTreeWidget->indexOfTopLevelItem(qTreeItem);
|
|
wxASSERT(index != -1);
|
|
|
|
++index;
|
|
return index < m_qtTreeWidget->topLevelItemCount() ? wxQtConvertTreeItem(m_qtTreeWidget->topLevelItem(index)) : wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
QTreeWidgetItem *parent = qTreeItem->parent();
|
|
|
|
if (parent != NULL)
|
|
{
|
|
int index = parent->indexOfChild(qTreeItem);
|
|
wxASSERT(index != -1);
|
|
|
|
--index;
|
|
return index >= 0 ? wxQtConvertTreeItem(parent->child(index)) : wxTreeItemId();
|
|
}
|
|
|
|
int index = m_qtTreeWidget->indexOfTopLevelItem(qTreeItem);
|
|
wxASSERT(index != -1);
|
|
|
|
--index;
|
|
return index >= 0 ? wxQtConvertTreeItem(m_qtTreeWidget->topLevelItem(index)) : wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const
|
|
{
|
|
wxTreeItemId itemid = GetRootItem();
|
|
if (!itemid.IsOk())
|
|
return itemid;
|
|
do
|
|
{
|
|
if (IsVisible(itemid))
|
|
return itemid;
|
|
itemid = GetNext(itemid);
|
|
} while (itemid.IsOk());
|
|
|
|
return wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), wxT("invalid tree item"));
|
|
wxASSERT_MSG(IsVisible(item), wxT("this item itself should be visible"));
|
|
|
|
wxTreeItemId id = item;
|
|
if (id.IsOk())
|
|
{
|
|
while (id = GetNext(id), id.IsOk())
|
|
{
|
|
if (IsVisible(id))
|
|
return id;
|
|
}
|
|
}
|
|
return wxTreeItemId();
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), wxT("invalid tree item"));
|
|
wxASSERT_MSG(IsVisible(item), wxT("this item itself should be visible"));
|
|
|
|
// find out the starting point
|
|
wxTreeItemId prevItem = GetPrevSibling(item);
|
|
if (!prevItem.IsOk())
|
|
{
|
|
prevItem = GetItemParent(item);
|
|
}
|
|
|
|
// find the first visible item after it
|
|
while (prevItem.IsOk() && !IsVisible(prevItem))
|
|
{
|
|
prevItem = GetNext(prevItem);
|
|
if (!prevItem.IsOk() || prevItem == item)
|
|
{
|
|
// there are no visible items before item
|
|
return wxTreeItemId();
|
|
}
|
|
}
|
|
|
|
// from there we must be able to navigate until this item
|
|
while (prevItem.IsOk())
|
|
{
|
|
const wxTreeItemId nextItem = GetNextVisible(prevItem);
|
|
if (!nextItem.IsOk() || nextItem == item)
|
|
break;
|
|
|
|
prevItem = nextItem;
|
|
}
|
|
|
|
return prevItem;
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text,
|
|
int image, int selImage,
|
|
wxTreeItemData *data)
|
|
{
|
|
QTreeWidgetItem *root = m_qtTreeWidget->invisibleRootItem();
|
|
wxTreeItemId newItem = DoInsertItem(wxQtConvertTreeItem(root), 0, text, image, selImage, data);
|
|
m_qtTreeWidget->setCurrentItem(NULL);
|
|
|
|
return newItem;
|
|
}
|
|
|
|
void wxTreeCtrl::Delete(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
QTreeWidgetItem *parent = qTreeItem->parent();
|
|
|
|
if ( parent != NULL )
|
|
{
|
|
parent->removeChild(qTreeItem);
|
|
}
|
|
else
|
|
{
|
|
m_qtTreeWidget->removeItemWidget(qTreeItem, 0);
|
|
}
|
|
|
|
SendDeleteEvent(item);
|
|
|
|
delete qTreeItem;
|
|
}
|
|
|
|
void wxTreeCtrl::DeleteChildren(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
while (qTreeItem->childCount() > 0)
|
|
{
|
|
QTreeWidgetItem *child = qTreeItem->child(0);
|
|
DeleteChildren(wxQtConvertTreeItem(child));
|
|
qTreeItem->removeChild(child);
|
|
|
|
SendDeleteEvent(wxQtConvertTreeItem(child));
|
|
|
|
delete child;
|
|
}
|
|
}
|
|
|
|
void wxTreeCtrl::DeleteAllItems()
|
|
{
|
|
DeleteChildren(wxQtConvertTreeItem(m_qtTreeWidget->invisibleRootItem()));
|
|
}
|
|
|
|
void wxTreeCtrl::Expand(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
qTreeItem->setExpanded(true);
|
|
}
|
|
|
|
void wxTreeCtrl::Collapse(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
qTreeItem->setExpanded(false);
|
|
}
|
|
|
|
void wxTreeCtrl::CollapseAndReset(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
Collapse(item);
|
|
DeleteChildren(item);
|
|
}
|
|
|
|
void wxTreeCtrl::Toggle(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
qTreeItem->setSelected(!qTreeItem->isSelected());
|
|
}
|
|
|
|
void wxTreeCtrl::Unselect()
|
|
{
|
|
QTreeWidgetItem *current = m_qtTreeWidget->currentItem();
|
|
|
|
if (current != NULL)
|
|
current->setSelected(false);
|
|
}
|
|
|
|
void wxTreeCtrl::UnselectAll()
|
|
{
|
|
QList<QTreeWidgetItem *> selections = m_qtTreeWidget->selectedItems();
|
|
const size_t selectedCount = selections.size();
|
|
for ( size_t i = 0; i < selectedCount; ++i)
|
|
{
|
|
selections[i]->setSelected(false);
|
|
}
|
|
}
|
|
|
|
void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
if ( !HasFlag(wxTR_MULTIPLE) )
|
|
{
|
|
QList<QTreeWidgetItem *> selections = m_qtTreeWidget->selectedItems();
|
|
m_qtTreeWidget->clearSelection();
|
|
}
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
qTreeItem->setSelected(select);
|
|
}
|
|
|
|
void wxTreeCtrl::SelectChildren(const wxTreeItemId& parent)
|
|
{
|
|
wxCHECK_RET(parent.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(parent);
|
|
const int childCount = qTreeItem->childCount();
|
|
|
|
for (int i = 0; i < childCount; ++i)
|
|
{
|
|
qTreeItem->child(i)->setSelected(true);
|
|
}
|
|
}
|
|
|
|
void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
QTreeWidgetItem *parent = qTreeItem->parent();
|
|
|
|
while ( parent != NULL )
|
|
{
|
|
parent->setExpanded(true);
|
|
parent = parent->parent();
|
|
}
|
|
|
|
ScrollTo(item);
|
|
}
|
|
|
|
void wxTreeCtrl::ScrollTo(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
m_qtTreeWidget->scrollToItem(qTreeItem);
|
|
}
|
|
|
|
wxTextCtrl *wxTreeCtrl::EditLabel(const wxTreeItemId& item, wxClassInfo* WXUNUSED(textCtrlClass))
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), NULL, "invalid tree item");
|
|
|
|
wxTreeEvent event(wxEVT_TREE_BEGIN_LABEL_EDIT, this, item);
|
|
if ( HandleWindowEvent(event) && !event.IsAllowed() )
|
|
return NULL;
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
m_qtTreeWidget->openPersistentEditor(qTreeItem);
|
|
return m_qtTreeWidget->GetEditControl();
|
|
}
|
|
|
|
wxTextCtrl *wxTreeCtrl::GetEditControl() const
|
|
{
|
|
return m_qtTreeWidget->GetEditControl();
|
|
}
|
|
|
|
void wxTreeCtrl::EndEditLabel(const wxTreeItemId& item, bool WXUNUSED(discardChanges))
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
m_qtTreeWidget->closePersistentEditor(qTreeItem);
|
|
}
|
|
|
|
void wxTreeCtrl::SortChildren(const wxTreeItemId& item)
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
qTreeItem->sortChildren(0, Qt::AscendingOrder);
|
|
}
|
|
|
|
bool wxTreeCtrl::GetBoundingRect(const wxTreeItemId& item, wxRect& WXUNUSED(rect), bool WXUNUSED(textOnly)) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), false, "invalid tree item");
|
|
return false;
|
|
}
|
|
|
|
void wxTreeCtrl::SetWindowStyleFlag(long styles)
|
|
{
|
|
wxControl::SetWindowStyleFlag(styles);
|
|
m_qtTreeWidget->invisibleRootItem()->setHidden((styles & wxTR_HIDE_ROOT) != 0);
|
|
m_qtTreeWidget->setSelectionMode(styles & wxTR_MULTIPLE ? QTreeWidget::ExtendedSelection : QTreeWidget::SingleSelection);
|
|
}
|
|
|
|
int wxTreeCtrl::DoGetItemState(const wxTreeItemId& item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTREE_ITEMSTATE_NONE, "invalid tree item");
|
|
return 0;
|
|
}
|
|
|
|
void wxTreeCtrl::DoSetItemState(const wxTreeItemId& item, int WXUNUSED(state))
|
|
{
|
|
wxCHECK_RET(item.IsOk(), "invalid tree item");
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::DoInsertItem(const wxTreeItemId& parent,
|
|
size_t pos,
|
|
const wxString& text,
|
|
int image, int selImage,
|
|
wxTreeItemData *data)
|
|
{
|
|
wxCHECK_MSG(parent.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(parent);
|
|
|
|
QTreeWidgetItem *newItem = new QTreeWidgetItem;
|
|
newItem->setText(0, wxQtConvertString(text));
|
|
TreeItemDataQt treeItemData(data);
|
|
|
|
newItem->setData(0, Qt::UserRole, QVariant::fromValue(treeItemData));
|
|
|
|
if (pos == static_cast<size_t>(-1))
|
|
{
|
|
qTreeItem->addChild(newItem);
|
|
}
|
|
else
|
|
{
|
|
qTreeItem->insertChild(pos, newItem);
|
|
}
|
|
|
|
m_qtTreeWidget->SetItemImage(newItem, image, wxTreeItemIcon_Normal);
|
|
m_qtTreeWidget->SetItemImage(newItem, selImage, wxTreeItemIcon_Selected);
|
|
|
|
QPixmap pixmap(m_qtTreeWidget->iconSize());
|
|
pixmap.fill(Qt::transparent);
|
|
newItem->setIcon(0, pixmap);
|
|
|
|
wxTreeItemId wxItem = wxQtConvertTreeItem(newItem);
|
|
|
|
if (data != NULL)
|
|
data->SetId(wxItem);
|
|
|
|
return wxItem;
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::DoInsertAfter(const wxTreeItemId& parent,
|
|
const wxTreeItemId& idPrevious,
|
|
const wxString& text,
|
|
int image, int selImage,
|
|
wxTreeItemData *data)
|
|
{
|
|
wxCHECK_MSG(parent.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
wxCHECK_MSG(idPrevious.IsOk(), wxTreeItemId(), "invalid tree item");
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(parent);
|
|
const int index = qTreeItem->indexOfChild(wxQtConvertTreeItem(idPrevious));
|
|
return DoInsertItem(parent, index + 1, text, image, selImage, data);
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::DoTreeHitTest(const wxPoint& point, int& flags) const
|
|
{
|
|
int w, h;
|
|
GetSize(&w, &h);
|
|
flags = 0;
|
|
if (point.x < 0) flags |= wxTREE_HITTEST_TOLEFT;
|
|
if (point.x > w) flags |= wxTREE_HITTEST_TORIGHT;
|
|
if (point.y < 0) flags |= wxTREE_HITTEST_ABOVE;
|
|
if (point.y > h) flags |= wxTREE_HITTEST_BELOW;
|
|
if (flags) return wxTreeItemId();
|
|
|
|
QTreeWidgetItem *hitItem = m_qtTreeWidget->itemAt(wxQtConvertPoint(point));
|
|
|
|
if (hitItem == NULL)
|
|
flags |= wxTREE_HITTEST_NOWHERE;
|
|
|
|
return wxQtConvertTreeItem(hitItem);
|
|
}
|
|
|
|
QWidget *wxTreeCtrl::GetHandle() const
|
|
{
|
|
return m_qtTreeWidget;
|
|
}
|
|
|
|
void wxTreeCtrl::SendDeleteEvent(const wxTreeItemId &item)
|
|
{
|
|
wxTreeEvent event(wxEVT_TREE_DELETE_ITEM, GetId());
|
|
event.SetItem(item);
|
|
HandleWindowEvent(event);
|
|
}
|
|
|
|
wxTreeItemId wxTreeCtrl::GetNext(const wxTreeItemId &item) const
|
|
{
|
|
wxCHECK_MSG(item.IsOk(), wxTreeItemId(), wxT("invalid tree item"));
|
|
|
|
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
|
|
|
|
if ( qTreeItem->childCount() > 0)
|
|
{
|
|
return qTreeItem->child(0);
|
|
}
|
|
|
|
// Try a sibling of this or ancestor instead
|
|
wxTreeItemId p = item;
|
|
wxTreeItemId toFind;
|
|
do
|
|
{
|
|
toFind = GetNextSibling(p);
|
|
p = GetItemParent(p);
|
|
} while (p.IsOk() && !toFind.IsOk());
|
|
return toFind;
|
|
}
|
|
|