#include "wx/settings.h"
#include "wx/msgdlg.h"
#include "wx/dcscreen.h"
+ #include "wx/frame.h"
#endif
#include "wx/stockitem.h"
#include "wx/listimpl.cpp"
#include "wx/imaglist.h"
#include "wx/headerctrl.h"
+#include "wx/dnd.h"
//-----------------------------------------------------------------------------
// classes
static const int EXPANDER_OFFSET = 1;
#endif
+// Below is the compare stuff.
+// For the generic implementation, both the leaf nodes and the nodes are sorted for
+// fast search when needed
+static wxDataViewModel* g_model;
+static int g_column = -2;
+static bool g_asending = true;
+
//-----------------------------------------------------------------------------
// wxDataViewHeaderWindow
//-----------------------------------------------------------------------------
-//Below is the compare stuff
-//For the generic implements, both the leaf nodes and the nodes are sorted for fast search when needed
-static wxDataViewModel * g_model;
-static int g_column = -2;
-static bool g_asending = true;
-
class wxDataViewHeaderWindow : public wxHeaderCtrl
{
public:
{ return static_cast<wxDataViewCtrl *>(GetParent()); }
protected:
- virtual wxHeaderColumnBase& GetColumn(unsigned int idx)
+ // implement/override wxHeaderCtrl functions by forwarding them to the main
+ // control
+ virtual const wxHeaderColumn& GetColumn(unsigned int idx) const
{
return *(GetOwner()->GetColumn(idx));
}
+ // FIXME: currently unused
+ virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle)
+ {
+ wxDataViewCtrl * const owner = GetOwner();
+
+ int widthContents = owner->GetBestColumnWidth(idx);
+ owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents));
+ owner->OnColumnChange(idx);
+
+ return true;
+ }
+
private:
- DECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow)
+ bool SendEvent(wxEventType type, unsigned int n)
+ {
+ wxDataViewCtrl * const owner = GetOwner();
+ wxDataViewEvent event(type, owner->GetId());
+
+ event.SetEventObject(owner);
+ event.SetColumn(n);
+ event.SetDataViewColumn(owner->GetColumn(n));
+ event.SetModel(owner->GetModel());
+
+ // for events created by wxDataViewHeaderWindow the
+ // row / value fields are not valid
+ return owner->GetEventHandler()->ProcessEvent(event);
+ }
+
+ void OnClick(wxHeaderCtrlEvent& event)
+ {
+ const unsigned idx = event.GetColumn();
+
+ if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) )
+ return;
+
+ // default handling for the column click is to sort by this column or
+ // toggle its sort order
+ wxDataViewCtrl * const owner = GetOwner();
+ wxDataViewColumn * const col = owner->GetColumn(idx);
+ if ( !col->IsSortable() )
+ {
+ // no default handling for non-sortable columns
+ event.Skip();
+ return;
+ }
+
+ if ( col->IsSortKey() )
+ {
+ // already using this column for sorting, just change the order
+ col->ToggleSortOrder();
+ }
+ else // not using this column for sorting yet
+ {
+ // first unset the old sort column if any
+ int oldSortKey = owner->GetSortingColumnIndex();
+ if ( oldSortKey != wxNOT_FOUND )
+ {
+ owner->GetColumn(oldSortKey)->UnsetAsSortKey();
+ owner->OnColumnChange(oldSortKey);
+ }
+
+ owner->SetSortingColumnIndex(idx);
+ col->SetAsSortKey();
+ }
+
+ wxDataViewModel * const model = owner->GetModel();
+ if ( model )
+ model->Resort();
+
+ owner->OnColumnChange(idx);
+ }
+
+ void OnRClick(wxHeaderCtrlEvent& event)
+ {
+ if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
+ event.GetColumn()) )
+ event.Skip();
+ }
+
+ void OnResize(wxHeaderCtrlEvent& event)
+ {
+ wxDataViewCtrl * const owner = GetOwner();
+
+ const unsigned col = event.GetColumn();
+ owner->GetColumn(col)->SetWidth(event.GetWidth());
+ GetOwner()->OnColumnChange(col);
+ }
+
+ void OnEndReorder(wxHeaderCtrlEvent& event)
+ {
+ wxDataViewCtrl * const owner = GetOwner();
+ owner->ColumnMoved(owner->GetColumn(event.GetColumn()),
+ event.GetNewOrder());
+ }
+
+ DECLARE_EVENT_TABLE()
+ wxDECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow);
};
+BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl)
+ EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick)
+ EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick)
+
+ EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize)
+ EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize)
+
+ EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder)
+END_EVENT_TABLE()
+
//-----------------------------------------------------------------------------
// wxDataViewRenameTimer
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// wxDataViewTreeNode
//-----------------------------------------------------------------------------
+
class wxDataViewTreeNode;
WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
-int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2);
+int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1,
+ wxDataViewTreeNode ** node2);
int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
class wxDataViewTreeNode
int m_subTreeCount;
};
-int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2)
+int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1,
+ wxDataViewTreeNode ** node2)
{
return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
}
}
-
//-----------------------------------------------------------------------------
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
wxDataViewCtrl *GetOwner() { return m_owner; }
const wxDataViewCtrl *GetOwner() const { return m_owner; }
+#if wxUSE_DRAG_AND_DROP
+ wxBitmap CreateItemBitmap( unsigned int row, int &indent );
+#endif // wxUSE_DRAG_AND_DROP
void OnPaint( wxPaintEvent &event );
void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
void OnChar( wxKeyEvent &event );
int GetCountPerPage() const;
int GetEndOfLastCol() const;
unsigned int GetFirstVisibleRow() const;
- //I change this method to un const because in the tree view, the displaying number of the tree are changing along with the expanding/collapsing of the tree nodes
+
+ // I change this method to un const because in the tree view,
+ // the displaying number of the tree are changing along with the
+ // expanding/collapsing of the tree nodes
unsigned int GetLastVisibleRow();
unsigned int GetRowCount();
wxDataViewItem GetSelection() const;
wxDataViewSelection GetSelections(){ return m_selection; }
- void SetSelections( const wxDataViewSelection & sel ) { m_selection = sel; UpdateDisplay(); }
+ void SetSelections( const wxDataViewSelection & sel )
+ { m_selection = sel; UpdateDisplay(); }
void Select( const wxArrayInt& aSelections );
void SelectAllRows( bool on );
void SelectRow( unsigned int row, bool on );
int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode
int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode
- //Some useful functions for row and item mapping
+ // Some useful functions for row and item mapping
wxDataViewItem GetItemByRow( unsigned int row ) const;
int GetRowByItem( const wxDataViewItem & item ) const;
- //Methods for building the mapping tree
+ // Methods for building the mapping tree
void BuildTree( wxDataViewModel * model );
void DestroyTree();
void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column );
wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column );
- void Expand( unsigned int row ) { OnExpanding( row ); }
- void Collapse( unsigned int row ) { OnCollapsing( row ); }
+ void Expand( unsigned int row );
+ void Collapse( unsigned int row );
+ bool IsExpanded( unsigned int row ) const;
+ bool HasChildren( unsigned int row ) const;
+
+#if wxUSE_DRAG_AND_DROP
+ bool EnableDragSource( const wxDataFormat &format );
+ bool EnableDropTarget( const wxDataFormat &format );
+
+ void RemoveDropHint();
+ wxDragResult OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def );
+ bool OnDrop( wxDataFormat format, wxCoord x, wxCoord y );
+ wxDragResult OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def );
+ void OnLeave();
+#endif // wxUSE_DRAG_AND_DROP
+
private:
wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const;
- //We did not need this temporarily
- //wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item );
+ // We did not need this temporarily
+ // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item );
int RecalculateCount();
wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item );
- void OnExpanding( unsigned int row );
- void OnCollapsing( unsigned int row );
wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
bool m_hasFocus;
+#if wxUSE_DRAG_AND_DROP
int m_dragCount;
wxPoint m_dragStart;
+ bool m_dragEnabled;
+ wxDataFormat m_dragFormat;
+
+ bool m_dropEnabled;
+ wxDataFormat m_dropFormat;
+ bool m_dropHint;
+ unsigned int m_dropHintLine;
+#endif // wxUSE_DRAG_AND_DROP
+
// for double click logic
unsigned int m_lineLastClicked,
- m_lineBeforeLastClicked,
- m_lineSelectSingleOnUp;
+ m_lineBeforeLastClicked,
+ m_lineSelectSingleOnUp;
// the pen used to draw horiz/vertical rules
wxPen m_penRule;
// the pen used to draw the expander and the lines
wxPen m_penExpander;
- //This is the tree structure of the model
+ // This is the tree structure of the model
wxDataViewTreeNode * m_root;
int m_count;
- //This is the tree node under the cursor
+
+ // This is the tree node under the cursor
wxDataViewTreeNode * m_underMouse;
+
private:
DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
DECLARE_EVENT_TABLE()
virtual bool Cleared()
{ return m_mainWindow->Cleared(); }
virtual void Resort()
- { m_mainWindow->Resort(); }
+ { m_mainWindow->Resort(); }
wxDataViewMainWindow *m_mainWindow;
};
if (m_align == wxDVR_DEFAULT_ALIGNMENT)
{
if (GetOwner() == NULL)
- return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL;
+ return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL;
return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL;
}
IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
- wxDataViewCellMode mode, int align ) :
+ wxDataViewCellMode mode, int align ) :
wxDataViewRenderer( varianttype, mode, align )
{
}
-void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, wxRect cell, wxDC *dc, int state )
+void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
+ wxRect cell, wxDC *dc, int state )
{
wxDataViewCtrl *view = GetOwner()->GetOwner();
wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
view->GetForegroundColour();
dc->SetTextForeground(col);
- dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
+ dc->DrawText( text,
+ cell.x + xoffset,
+ cell.y + ((cell.height - dc->GetCharHeight()) / 2));
}
// ---------------------------------------------------------
return false;
}
-bool wxDataViewTextRenderer::HasEditorCtrl()
+bool wxDataViewTextRenderer::HasEditorCtrl() const
{
return true;
}
wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
wxRect labelRect, const wxVariant &value )
{
- return new wxTextCtrl( parent, wxID_ANY, value,
- wxPoint(labelRect.x,labelRect.y),
- wxSize(labelRect.width,labelRect.height) );
+ wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value,
+ wxPoint(labelRect.x,labelRect.y),
+ wxSize(labelRect.width,labelRect.height) );
+
+ // select the text in the control an place the cursor at the end
+ ctrl->SetInsertionPointEnd();
+ ctrl->SelectAll();
+
+ return ctrl;
}
bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
{
const wxDataViewCtrl *view = GetView();
if (!m_text.empty())
- {
- int x,y;
- view->GetTextExtent( m_text, &x, &y );
- return wxSize( x, y );
- }
- return wxSize(80,20);
+ return view->wxWindowBase::GetTextExtent( m_text );
+ return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE);
}
// ---------------------------------------------------------
if (m_attr.GetBold() || m_attr.GetItalic())
{
- font = dc->GetFont();
- wxFont myfont = font;
- if (m_attr.GetBold())
- myfont.SetWeight( wxFONTWEIGHT_BOLD );
- if (m_attr.GetItalic())
- myfont.SetStyle( wxFONTSTYLE_ITALIC );
- dc->SetFont( myfont );
+ font = dc->GetFont();
+ wxFont myfont = font;
+ if (m_attr.GetBold())
+ myfont.SetWeight( wxFONTWEIGHT_BOLD );
+ if (m_attr.GetItalic())
+ myfont.SetStyle( wxFONTSTYLE_ITALIC );
+ dc->SetFont( myfont );
}
}
else if (m_icon.Ok())
return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
- return wxSize(16,16);
+ return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE);
}
// ---------------------------------------------------------
bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
{
- // User wxRenderer here
-
- wxRect rect;
- rect.x = cell.x + cell.width/2 - 10;
- rect.width = 20;
- rect.y = cell.y + cell.height/2 - 10;
- rect.height = 20;
-
int flags = 0;
if (m_toggle)
flags |= wxCONTROL_CHECKED;
wxRendererNative::Get().DrawCheckBox(
GetOwner()->GetOwner(),
*dc,
- rect,
+ cell,
flags );
return true;
}
bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
- wxDataViewModel *model,
- const wxDataViewItem & item, unsigned int col)
+ wxDataViewModel *model,
+ const wxDataViewItem & item, unsigned int col)
{
bool value = !m_toggle;
wxVariant variant = value;
wxSize wxDataViewToggleRenderer::GetSize() const
{
- return wxSize(20,20);
+ // the window parameter is not used by GetCheckBoxSize() so it's
+ // safe to pass NULL
+ return wxRendererNative::Get().GetCheckBoxSize(NULL);
}
// ---------------------------------------------------------
}
bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
- const wxDataViewItem & item, unsigned int col )
+ const wxDataViewItem & item, unsigned int col )
{
wxVariant variant;
model->GetValue( variant, item, col );
IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
- const wxString &varianttype, wxDataViewCellMode mode, int align ) :
+const wxString &varianttype, wxDataViewCellMode mode, int align ) :
wxDataViewCustomRenderer( varianttype, mode, align )
{
SetMode(mode);
return wxSize(80,20);
}
-wxControl *
-wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent),
- wxRect WXUNUSED(labelRect),
- const wxVariant& WXUNUSED(value))
+wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value)
{
- return NULL;
+ wxDataViewIconText iconText;
+ iconText << value;
+
+ wxString text = iconText.GetText();
+
+ // adjust the label rect to take the width of the icon into account
+ if (iconText.GetIcon().IsOk())
+ {
+ int w = iconText.GetIcon().GetWidth() + 4;
+ labelRect.x += w;
+ labelRect.width -= w;
+ }
+
+ wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, text,
+ wxPoint(labelRect.x,labelRect.y),
+ wxSize(labelRect.width,labelRect.height) );
+
+ // select the text in the control an place the cursor at the end
+ ctrl->SetInsertionPointEnd();
+ ctrl->SelectAll();
+
+ return ctrl;
}
-bool
-wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor),
- wxVariant& WXUNUSED(value))
+bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value )
{
- return false;
+ wxTextCtrl *text = (wxTextCtrl*) editor;
+
+ wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon());
+ value << iconText;
+ return true;
}
+//-----------------------------------------------------------------------------
+// wxDataViewDropTarget
+//-----------------------------------------------------------------------------
+
+#if wxUSE_DRAG_AND_DROP
+
+class wxBitmapCanvas: public wxWindow
+{
+public:
+ wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) :
+ wxWindow( parent, wxID_ANY, wxPoint(0,0), size )
+ {
+ m_bitmap = bitmap;
+ Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) );
+ }
+
+ void OnPaint( wxPaintEvent &WXUNUSED(event) )
+ {
+ wxPaintDC dc(this);
+ dc.DrawBitmap( m_bitmap, 0, 0);
+ }
+
+ wxBitmap m_bitmap;
+};
+
+class wxDataViewDropSource: public wxDropSource
+{
+public:
+ wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) :
+ wxDropSource( win )
+ {
+ m_win = win;
+ m_row = row;
+ m_hint = NULL;
+ }
+
+ ~wxDataViewDropSource()
+ {
+ delete m_hint;
+ }
+
+ virtual bool GiveFeedback( wxDragResult WXUNUSED(effect) )
+ {
+ wxPoint pos = wxGetMousePosition();
+
+ if (!m_hint)
+ {
+ int liney = m_win->GetLineStart( m_row );
+ int linex = 0;
+ m_win->GetOwner()->CalcUnscrolledPosition( 0, liney, NULL, &liney );
+ m_win->ClientToScreen( &linex, &liney );
+ m_dist_x = pos.x - linex;
+ m_dist_y = pos.y - liney;
+
+ int indent = 0;
+ wxBitmap ib = m_win->CreateItemBitmap( m_row, indent );
+ m_dist_x -= indent;
+ m_hint = new wxFrame( m_win->GetParent(), wxID_ANY, wxEmptyString,
+ wxPoint(pos.x - m_dist_x, pos.y + 5 ),
+ ib.GetSize(),
+ wxFRAME_TOOL_WINDOW |
+ wxFRAME_FLOAT_ON_PARENT |
+ wxFRAME_NO_TASKBAR |
+ wxNO_BORDER );
+ new wxBitmapCanvas( m_hint, ib, ib.GetSize() );
+ m_hint->Show();
+ }
+ else
+ {
+ m_hint->Move( pos.x - m_dist_x, pos.y + 5 );
+ m_hint->SetTransparent( 128 );
+ }
+
+ return false;
+ }
+
+ wxDataViewMainWindow *m_win;
+ unsigned int m_row;
+ wxFrame *m_hint;
+ int m_dist_x,m_dist_y;
+};
+
+
+class wxDataViewDropTarget: public wxDropTarget
+{
+public:
+ wxDataViewDropTarget( wxDataObject *obj, wxDataViewMainWindow *win ) :
+ wxDropTarget( obj )
+ {
+ m_win = win;
+ }
+
+ virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def )
+ {
+ wxDataFormat format = GetMatchingPair();
+ if (format == wxDF_INVALID)
+ return wxDragNone;
+ return m_win->OnDragOver( format, x, y, def);
+ }
+
+ virtual bool OnDrop( wxCoord x, wxCoord y )
+ {
+ wxDataFormat format = GetMatchingPair();
+ if (format == wxDF_INVALID)
+ return false;
+ return m_win->OnDrop( format, x, y );
+ }
+
+ virtual wxDragResult OnData( wxCoord x, wxCoord y, wxDragResult def )
+ {
+ wxDataFormat format = GetMatchingPair();
+ if (format == wxDF_INVALID)
+ return wxDragNone;
+ if (!GetData())
+ return wxDragNone;
+ return m_win->OnData( format, x, y, def );
+ }
+
+ virtual void OnLeave()
+ { m_win->OnLeave(); }
+
+ wxDataViewMainWindow *m_win;
+};
+
+#endif // wxUSE_DRAG_AND_DROP
+
//-----------------------------------------------------------------------------
// wxDataViewRenameTimer
//-----------------------------------------------------------------------------
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
-//The tree building helper, declared firstly
-static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node);
+// The tree building helper, declared firstly
+static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item,
+ wxDataViewTreeNode * node);
int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
{
return -1;
}
-
IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1
+#if wxUSE_DRAG_AND_DROP
m_dragCount = 0;
m_dragStart = wxPoint(0,0);
+
+ m_dragEnabled = false;
+ m_dropEnabled = false;
+ m_dropHint = false;
+ m_dropHintLine = (unsigned int) -1;
+#endif // wxUSE_DRAG_AND_DROP
+
m_lineLastClicked = (unsigned int) -1;
m_lineBeforeLastClicked = (unsigned int) -1;
m_lineSelectSingleOnUp = (unsigned int) -1;
m_penRule = wxPen(GetRuleColour());
- //Here I compose a pen can draw black lines, maybe there are something system colour to use
+ // compose a pen whichcan draw black lines
+ // TODO: maybe there is something system colour to use
m_penExpander = wxPen(wxColour(0,0,0));
- //Some new added code to deal with the tree structure
+
m_root = new wxDataViewTreeNode( NULL );
m_root->SetHasChildren(true);
- //Make m_count = -1 will cause the class recaculate the real displaying number of rows.
+ // Make m_count = -1 will cause the class recaculate the real displaying number of rows.
m_count = -1;
m_underMouse = NULL;
UpdateDisplay();
delete m_renameTimer;
}
+
+#if wxUSE_DRAG_AND_DROP
+bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format )
+{
+ m_dragFormat = format;
+ m_dragEnabled = format != wxDF_INVALID;
+
+ return true;
+}
+
+bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format )
+{
+ m_dropFormat = format;
+ m_dropEnabled = format != wxDF_INVALID;
+
+ if (m_dropEnabled)
+ SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) );
+
+ return true;
+}
+
+void wxDataViewMainWindow::RemoveDropHint()
+{
+ if (m_dropHint)
+ {
+ m_dropHint = false;
+ RefreshRow( m_dropHintLine );
+ m_dropHintLine = (unsigned int) -1;
+ }
+}
+
+wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x,
+ wxCoord y, wxDragResult def )
+{
+ int xx = x;
+ int yy = y;
+ m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
+ unsigned int row = GetLineAt( yy );
+
+ if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
+ {
+ RemoveDropHint();
+ return wxDragNone;
+ }
+
+ wxDataViewItem item = GetItemByRow( row );
+
+ wxDataViewModel *model = GetOwner()->GetModel();
+
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetItem( item );
+ event.SetModel( model );
+ event.SetDataFormat( format );
+ if (!m_owner->HandleWindowEvent( event ))
+ {
+ RemoveDropHint();
+ return wxDragNone;
+ }
+
+ if (!event.IsAllowed())
+ {
+ RemoveDropHint();
+ return wxDragNone;
+ }
+
+
+ if (m_dropHint && (row != m_dropHintLine))
+ RefreshRow( m_dropHintLine );
+ m_dropHint = true;
+ m_dropHintLine = row;
+ RefreshRow( row );
+
+ return def;
+}
+
+bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y )
+{
+ RemoveDropHint();
+
+ int xx = x;
+ int yy = y;
+ m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
+ unsigned int row = GetLineAt( yy );
+
+ if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
+ return false;
+
+ wxDataViewItem item = GetItemByRow( row );
+
+ wxDataViewModel *model = GetOwner()->GetModel();
+
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetItem( item );
+ event.SetModel( model );
+ event.SetDataFormat( format );
+ if (!m_owner->HandleWindowEvent( event ))
+ return false;
+
+ if (!event.IsAllowed())
+ return false;
+
+ return true;
+}
+
+wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y,
+ wxDragResult def )
+{
+ int xx = x;
+ int yy = y;
+ m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
+ unsigned int row = GetLineAt( yy );
+
+ if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
+ return wxDragNone;
+
+ wxDataViewItem item = GetItemByRow( row );
+
+ wxDataViewModel *model = GetOwner()->GetModel();
+
+ wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject();
+
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetItem( item );
+ event.SetModel( model );
+ event.SetDataFormat( format );
+ event.SetDataSize( obj->GetSize() );
+ event.SetDataBuffer( obj->GetData() );
+ if (!m_owner->HandleWindowEvent( event ))
+ return wxDragNone;
+
+ if (!event.IsAllowed())
+ return wxDragNone;
+
+ return def;
+}
+
+void wxDataViewMainWindow::OnLeave()
+{
+ RemoveDropHint();
+}
+
+wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent )
+{
+ int height = GetLineHeight( row );
+ int width = 0;
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int col;
+ for (col = 0; col < cols; col++)
+ {
+ wxDataViewColumn *column = GetOwner()->GetColumnAt(col);
+ if (column->IsHidden())
+ continue; // skip it!
+ width += column->GetWidth();
+ }
+
+ indent = 0;
+ if (!IsVirtualList())
+ {
+ wxDataViewTreeNode *node = GetTreeNodeByRow(row);
+ indent = GetOwner()->GetIndent() * node->GetIndentLevel();
+ indent = indent + m_lineHeight;
+ // try to use the m_lineHeight as the expander space
+
+ if(!node->HasChildren())
+ delete node;
+ }
+ width -= indent;
+
+ wxBitmap bitmap( width, height );
+ wxMemoryDC dc( bitmap );
+ dc.SetFont( GetFont() );
+ dc.SetPen( *wxBLACK_PEN );
+ dc.SetBrush( *wxWHITE_BRUSH );
+ dc.DrawRectangle( 0,0,width,height );
+
+ wxDataViewModel *model = m_owner->GetModel();
+
+ wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
+ if (!expander)
+ {
+ // TODO-RTL: last column for RTL support
+ expander = GetOwner()->GetColumnAt( 0 );
+ GetOwner()->SetExpanderColumn(expander);
+ }
+
+
+ int x = 0;
+ for (col = 0; col < cols; col++)
+ {
+ wxDataViewColumn *column = GetOwner()->GetColumnAt( col );
+ wxDataViewRenderer *cell = column->GetRenderer();
+
+ if (column->IsHidden())
+ continue; // skip it!
+
+ width = column->GetWidth();
+
+ if (column == expander)
+ width -= indent;
+
+ wxVariant value;
+ wxDataViewItem item = GetItemByRow( row );
+ model->GetValue( value, item, column->GetModelColumn());
+ cell->SetValue( value );
+
+ if (cell->GetWantsAttr())
+ {
+ wxDataViewItemAttr attr;
+ bool ret = model->GetAttr( item, column->GetModelColumn(), attr );
+ if (ret)
+ cell->SetAttr( attr );
+ cell->SetHasAttr( ret );
+ }
+
+ wxSize size = cell->GetSize();
+ size.x = wxMin( 2*PADDING_RIGHTLEFT + size.x, width );
+ size.y = height;
+ wxRect item_rect(x, 0, size.x, size.y);
+
+ int align = cell->CalculateAlignment();
+ // horizontal alignment:
+ item_rect.x = x;
+ if (align & wxALIGN_CENTER_HORIZONTAL)
+ item_rect.x = x + (width / 2) - (size.x / 2);
+ else if (align & wxALIGN_RIGHT)
+ item_rect.x = x + width - size.x;
+ // else: wxALIGN_LEFT is the default
+
+ // vertical alignment:
+ item_rect.y = 0;
+ if (align & wxALIGN_CENTER_VERTICAL)
+ item_rect.y = (height / 2) - (size.y / 2);
+ else if (align & wxALIGN_BOTTOM)
+ item_rect.y = height - size.y;
+ // else: wxALIGN_TOP is the default
+
+ // add padding
+ item_rect.x += PADDING_RIGHTLEFT;
+ item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
+
+ // dc.SetClippingRegion( item_rect );
+ cell->Render( item_rect, &dc, 0 );
+ // dc.DestroyClippingRegion();
+
+ x += width;
+ }
+
+ return bitmap;
+}
+
+#endif // wxUSE_DRAG_AND_DROP
+
+
void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
wxDataViewModel *model = GetOwner()->GetModel();
wxAutoBufferedPaintDC dc( this );
#ifdef __WXMSW__
+ dc.SetBrush(GetOwner()->GetBackgroundColour());
dc.SetPen( *wxTRANSPARENT_PEN );
- dc.SetBrush( wxBrush( GetBackgroundColour()) );
- dc.SetBrush( *wxWHITE_BRUSH );
- wxSize size( GetClientSize() );
- dc.DrawRectangle( 0,0,size.x,size.y );
+ dc.DrawRectangle(GetClientSize());
#endif
// prepare the DC
unsigned int item_start = GetLineAt( wxMax(0,update.y) );
unsigned int item_count =
wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1),
- (int)(GetRowCount( ) - item_start));
+ (int)(GetRowCount( ) - item_start));
unsigned int item_last = item_start + item_count;
+ // Get the parent of DataViewCtrl
+ wxWindow *parent = GetParent()->GetParent();
+ wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId());
+ cache_event.SetEventObject(GetParent());
+ cache_event.SetCache(item_start, item_last - 1);
+ parent->ProcessWindowEvent(cache_event);
// compute which columns needs to be redrawn
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int x_start;
for (x_start = 0; col_start < cols; col_start++)
{
- wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
+ wxDataViewColumn *col = GetOwner()->GetColumnAt(col_start);
if (col->IsHidden())
continue; // skip it!
unsigned int x_last = x_start;
for (; col_last < cols; col_last++)
{
- wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
+ wxDataViewColumn *col = GetOwner()->GetColumnAt(col_last);
if (col->IsHidden())
continue; // skip it!
dc.SetPen(m_penRule);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
- for (unsigned int i = item_start; i <= item_last+1; i++)
+ for (unsigned int i = item_start; i <= item_last; i++)
{
int y = GetLineStart( i );
dc.DrawLine(x_start, y, x_last, y);
int x = x_start;
for (unsigned int i = col_start; i < col_last; i++)
{
- wxDataViewColumn *col = GetOwner()->GetColumn(i);
+ wxDataViewColumn *col = GetOwner()->GetColumnAt(i);
if (col->IsHidden())
continue; // skip it
}
}
+#if wxUSE_DRAG_AND_DROP
+ if (m_dropHint)
+ {
+ wxRect rect( x_start, GetLineStart( m_dropHintLine ),
+ x_last, GetLineHeight( m_dropHintLine ) );
+ dc.SetPen( *wxBLACK_PEN );
+ dc.SetBrush( *wxTRANSPARENT_BRUSH );
+ dc.DrawRectangle( rect );
+ }
+#endif // wxUSE_DRAG_AND_DROP
+
wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
if (!expander)
{
- // TODO: last column for RTL support
- expander = GetOwner()->GetColumn( 0 );
+ // TODO-RTL: last column for RTL support
+ expander = GetOwner()->GetColumnAt( 0 );
GetOwner()->SetExpanderColumn(expander);
}
cell_rect.x = x_start;
for (unsigned int i = col_start; i < col_last; i++)
{
-
- wxDataViewColumn *col = GetOwner()->GetColumn( i );
+ wxDataViewColumn *col = GetOwner()->GetColumnAt( i );
wxDataViewRenderer *cell = col->GetRenderer();
cell_rect.width = col->GetWidth();
dataitem = node->GetItem();
- if ((i > 0) && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem))
+ if ((i > 0) && model->IsContainer(dataitem) &&
+ !model->HasContainerColumns(dataitem))
continue;
}
else
{
- dataitem = wxDataViewItem( wxUIntToPtr(item) );
+ dataitem = wxDataViewItem( wxUIntToPtr(item+1) );
}
model->GetValue( value, dataitem, col->GetModelColumn());
// update cell_rect
cell_rect.y = GetLineStart( item );
- cell_rect.height = GetLineHeight( item ); // -1 is for the horizontal rules (?)
+ cell_rect.height = GetLineHeight( item );
- //Draw the expander here.
+ // Draw the expander here.
int indent = 0;
if ((!IsVirtualList()) && (col == expander))
{
indent = node->GetIndentLevel();
- //Calculate the indent first
+ // Calculate the indent first
indent = cell_rect.x + GetOwner()->GetIndent() * indent;
int expander_width = m_lineHeight - 2*EXPANDER_MARGIN;
+
// change the cell_rect.x to the appropriate pos
- int expander_x = indent + EXPANDER_MARGIN;
- int expander_y = cell_rect.y + EXPANDER_MARGIN + (GetLineHeight(item) / 2) - (expander_width/2) - EXPANDER_OFFSET;
- indent = indent + m_lineHeight; //try to use the m_lineHeight as the expander space
+ int expander_x = indent + EXPANDER_MARGIN;
+ int expander_y = cell_rect.y + EXPANDER_MARGIN + (GetLineHeight(item) / 2)
+ - (expander_width/2) - EXPANDER_OFFSET;
+
+ indent = indent + m_lineHeight;
+ // try to use the m_lineHeight as the expander space
+
dc.SetPen( m_penExpander );
dc.SetBrush( wxNullBrush );
if( node->HasChildren() )
flag |= wxCONTROL_CURRENT;
}
if( node->IsOpen() )
- wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag|wxCONTROL_EXPANDED );
+ wxRendererNative::Get().DrawTreeItemButton( this, dc, rect,
+ flag|wxCONTROL_EXPANDED );
else
wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
}
- //force the expander column to left-center align
- cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
+
+ // force the expander column to left-center align
+ cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
}
if (node && !node->HasChildren())
{
// cannot be bigger than allocated space
wxSize size = cell->GetSize();
- // Because of the tree structure indent, here we should minus the width of the cell for drawing
+
+ // Because of the tree structure indent, here we should minus the width
+ // of the cell for drawing
size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
// size.y = wxMin( size.y, cell_rect.height );
size.y = cell_rect.height;
item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
else if (align & wxALIGN_RIGHT)
item_rect.x = cell_rect.x + cell_rect.width - size.x;
- //else: wxALIGN_LEFT is the default
+ // else: wxALIGN_LEFT is the default
// vertical alignment:
item_rect.y = cell_rect.y;
item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
else if (align & wxALIGN_BOTTOM)
item_rect.y = cell_rect.y + cell_rect.height - size.y;
- //else: wxALIGN_TOP is the default
+ // else: wxALIGN_TOP is the default
// add padding
item_rect.x += PADDING_RIGHTLEFT;
item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
- //Here we add the tree indent
+ // Here we add the tree indent
item_rect.x += indent;
int state = 0;
// We have to call this here because changes may just have
// been made and no screen update taken place.
if ( m_dirty )
- wxSafeYield();
-
- int xpos = 0;
- unsigned int cols = GetOwner()->GetColumnCount();
- unsigned int i;
- for (i = 0; i < cols; i++)
{
- wxDataViewColumn *c = GetOwner()->GetColumn( i );
- if (c->IsHidden())
- continue; // skip it!
-
- if (c == m_currentCol)
- break;
- xpos += c->GetWidth();
+ // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
+ // (needs to be tested!)
+ wxSafeYield();
}
- wxRect labelRect( xpos,
- GetLineStart( m_currentRow ),
- m_currentCol->GetWidth(),
- GetLineHeight( m_currentRow ) );
-
- GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
- &labelRect.x, &labelRect.y);
wxDataViewItem item = GetItemByRow( m_currentRow );
- m_currentCol->GetRenderer()->StartEditing( item, labelRect );
+ wxRect labelRect = GetItemRect(item, m_currentCol);
+
+ m_currentCol->GetRenderer()->StartEditing( item, labelRect );
}
-//------------------------------------------------------------------
+//-----------------------------------------------------------------------------
// Helper class for do operation on the tree node
-//------------------------------------------------------------------
+//-----------------------------------------------------------------------------
class DoJob
{
public:
DoJob() { }
virtual ~DoJob() { }
- //The return value control how the tree-walker tranverse the tree
+ // The return value control how the tree-walker tranverse the tree
// 0: Job done, stop tranverse and return
// 1: Ignore the current node's subtree and continue
// 2: Job not done, continue
continue;
case DoJob::CONT:
default:
- ;
+ ;
}
}
return false;
bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
{
- if (!m_root)
+ if (IsVirtualList())
{
- m_count++;
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+ m_count = list_model->GetCount();
UpdateDisplay();
return true;
}
bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
const wxDataViewItem& item)
{
- if (!m_root)
+ if (IsVirtualList())
{
- m_count--;
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+ m_count = list_model->GetCount();
+
if( m_currentRow > GetRowCount() )
m_currentRow = m_count - 1;
+ // TODO: why empty the entire selection?
m_selection.Empty();
UpdateDisplay();
wxDataViewTreeNode * node = FindNode(parent);
wxCHECK_MSG( node != NULL, false, "item not found" );
- wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, false, "item not found" );
+ wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND,
+ false, "item not found" );
int sub = -1;
node->GetChildren().Remove( item.GetID() );
- //Manuplate selection
+ // Manipolate selection
if( m_selection.GetCount() > 1 )
{
m_selection.Empty();
sub -= n->GetSubTreeCount();
::DestroyTreeHelper(n);
}
- //Make the row number invalid and get a new valid one when user call GetRowCount
+ // Make the row number invalid and get a new valid one when user call GetRowCount
m_count = -1;
node->ChangeSubTreeCount(sub);
- //Change the current row to the last row if the current exceed the max row number
+ // Change the current row to the last row if the current exceed the max row number
if( m_currentRow > GetRowCount() )
m_currentRow = m_count - 1;
SortPrepare();
g_model->Resort();
- //Send event
+ // Send event
wxWindow *parent = GetParent();
wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
le.SetEventObject(parent);
SortPrepare();
g_model->Resort();
- //Send event
+ // Send event
wxWindow *parent = GetParent();
wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
le.SetEventObject(parent);
m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
for (x_start = 0; colnum < column; colnum++)
{
- wxDataViewColumn *col = GetOwner()->GetColumn(colnum);
+ wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum);
if (col->IsHidden())
continue; // skip it!
for (i = 0; i < GetOwner()->GetColumnCount(); i++)
{
const wxDataViewColumn *c =
- const_cast<wxDataViewCtrl*>(GetOwner())->GetColumn( i );
+ const_cast<wxDataViewCtrl*>(GetOwner())->GetColumnAt( i );
if (!c->IsHidden())
width += c->GetWidth();
{
wxSize client_size = GetClientSize();
m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
- &client_size.x, &client_size.y );
+ &client_size.x, &client_size.y );
- //we should deal with the pixel here
+ // we should deal with the pixel here
unsigned int row = GetLineAt(client_size.y) - 1;
return wxMin( GetRowCount()-1, row );
void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
{
wxCHECK_RET( newCurrent < GetRowCount(),
- _T("invalid item index in OnArrowChar()") );
+ wxT("invalid item index in OnArrowChar()") );
// if there is no selection, we cannot move it anywhere
if (!HasCurrentRow())
if (column->IsHidden())
continue; // skip it!
- if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item))
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
continue; // skip it!
- const wxDataViewRenderer *renderer = column->GetRenderer();
wxVariant value;
model->GetValue( value, item, column->GetModelColumn() );
- wxDataViewRenderer *renderer2 = const_cast<wxDataViewRenderer*>(renderer);
- renderer2->SetValue( value );
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->SetValue( value );
height = wxMax( height, renderer->GetSize().y );
}
-
start += height;
}
unsigned int yy = 0;
for (;;)
{
- const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
- if (!node)
- {
- // not really correct...
- return row + ((y-yy) / m_lineHeight);
- }
+ const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
+ if (!node)
+ {
+ // not really correct...
+ return row + ((y-yy) / m_lineHeight);
+ }
- wxDataViewItem item = node->GetItem();
+ wxDataViewItem item = node->GetItem();
if (node && !node->HasChildren())
{
wxDELETE(node);
}
- unsigned int cols = GetOwner()->GetColumnCount();
- unsigned int col;
- int height = m_lineHeight;
- for (col = 0; col < cols; col++)
- {
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int col;
+ int height = m_lineHeight;
+ for (col = 0; col < cols; col++)
+ {
const wxDataViewColumn *column = GetOwner()->GetColumn(col);
if (column->IsHidden())
continue; // skip it!
- if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item))
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
continue; // skip it!
- const wxDataViewRenderer *renderer = column->GetRenderer();
wxVariant value;
model->GetValue( value, item, column->GetModelColumn() );
- wxDataViewRenderer *renderer2 = const_cast<wxDataViewRenderer*>(renderer);
- renderer2->SetValue( value );
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->SetValue( value );
height = wxMax( height, renderer->GetSize().y );
- }
+ }
- yy += height;
- if (y < yy)
- return row;
+ yy += height;
+ if (y < yy)
+ return row;
- row++;
+ row++;
}
}
{
// Yes, if the node does not have any child, it must be a leaf which
// mean that it is a temporarily created by GetTreeNodeByRow
- wxDELETE(node);
+ wxDELETE(node);
}
int height = m_lineHeight;
if (column->IsHidden())
continue; // skip it!
- if ((col != 0) && model->IsContainer(item) && !model->HasContainerColumns(item))
+ if ((col != 0) &&
+ model->IsContainer(item) &&
+ !model->HasContainerColumns(item))
continue; // skip it!
- const wxDataViewRenderer *renderer = column->GetRenderer();
wxVariant value;
model->GetValue( value, item, column->GetModelColumn() );
- wxDataViewRenderer *renderer2 = const_cast<wxDataViewRenderer*>(renderer);
- renderer2->SetValue( value );
+
+ wxDataViewRenderer *renderer =
+ const_cast<wxDataViewRenderer*>(column->GetRenderer());
+ renderer->SetValue( value );
height = wxMax( height, renderer->GetSize().y );
}
class RowToItemJob: public DoJob
{
public:
- RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current;}
- virtual ~RowToItemJob() { }
+ RowToItemJob( unsigned int row , int current )
+ { this->row = row; this->current = current; }
+ virtual ~RowToItemJob() {}
virtual int operator() ( wxDataViewTreeNode * node )
{
current ++;
if( current == static_cast<int>(row))
- {
+ {
ret = node->GetItem();
return DoJob::OK;
}
}
else
{
- //If the current has no child node, we can find the desired item of the row number directly.
- //This if can speed up finding in some case, and will has a very good effect when it comes to list view
+ // If the current has no child node, we can find the desired item of the row
+ // number directly.
+ // This if can speed up finding in some case, and will has a very good effect
+ // when it comes to list view
if( node->GetNodes().GetCount() == 0)
{
int index = static_cast<int>(row) - current - 1;
{
current ++;
if( current == static_cast<int>(row))
- {
+ {
ret = wxDataViewItem( n );
return DoJob::OK;
}
return DoJob::CONT;
}
- wxDataViewItem GetResult(){ return ret; }
+
+ wxDataViewItem GetResult() const
+ { return ret; }
+
private:
unsigned int row;
int current;
wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
{
- if (!m_root)
+ if (IsVirtualList())
{
- return wxDataViewItem( wxUIntToPtr(row) );
+ return wxDataViewItem( wxUIntToPtr(row+1) );
}
else
{
{
current ++;
if( current == static_cast<int>(row))
- {
+ {
ret = node;
return DoJob::OK;
}
else
{
parent = node;
- //If the current has no child node, we can find the desired item of the row number directly.
- //This if can speed up finding in some case, and will has a very good effect when it comes to list view
+
+ // If the current node has no children, we can find the desired item of the
+ // row number directly.
+ // This if can speed up finding in some case, and will have a very good
+ // effect for list views.
if( node->GetNodes().GetCount() == 0)
{
int index = static_cast<int>(row) - current - 1;
}
return DoJob::CONT;
}
-
-
}
virtual int operator() ( void * n )
{
current ++;
if( current == static_cast<int>(row))
- {
+ {
ret = new wxDataViewTreeNode( parent );
ret->SetItem( wxDataViewItem( n ));
ret->SetHasChildren(false);
return DoJob::CONT;
}
- wxDataViewTreeNode * GetResult(){ return ret; }
+
+ wxDataViewTreeNode * GetResult() const
+ { return ret; }
+
private:
unsigned int row;
int current;
wxDataViewTreeNode * parent;
};
+wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const
+{
+ wxASSERT( !IsVirtualList() );
+
+ RowToTreeNodeJob job( row , -2, m_root );
+ Walker( m_root , job );
+ return job.GetResult();
+}
+
+wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type,
+ const wxDataViewItem & item )
+{
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(type, parent->GetId());
+
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem( item );
+
+ parent->GetEventHandler()->ProcessEvent(le);
+ return le;
+}
+
+bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const
+{
+ if (IsVirtualList())
+ return false;
+
+ wxDataViewTreeNode * node = GetTreeNodeByRow(row);
+ if (!node)
+ return false;
-wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const
-{
- wxASSERT( !IsVirtualList() );
+ if (!node->HasChildren())
+ {
+ delete node;
+ return false;
+ }
- RowToTreeNodeJob job( row , -2, m_root );
- Walker( m_root , job );
- return job.GetResult();
+ return node->IsOpen();
}
-wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item )
+bool wxDataViewMainWindow::HasChildren( unsigned int row ) const
{
- wxWindow *parent = GetParent();
- wxDataViewEvent le(type, parent->GetId());
+ if (IsVirtualList())
+ return false;
- le.SetEventObject(parent);
- le.SetModel(GetOwner()->GetModel());
- le.SetItem( item );
+ wxDataViewTreeNode * node = GetTreeNodeByRow(row);
+ if (!node)
+ return false;
- parent->GetEventHandler()->ProcessEvent(le);
- return le;
+ if (!node->HasChildren())
+ {
+ delete node;
+ return false;
+ }
+
+ return true;
}
-void wxDataViewMainWindow::OnExpanding( unsigned int row )
+void wxDataViewMainWindow::Expand( unsigned int row )
{
if (IsVirtualList())
- return;
+ return;
wxDataViewTreeNode * node = GetTreeNodeByRow(row);
- if( node != NULL )
+ if (!node)
+ return;
+
+ if (!node->HasChildren())
{
- if( node->HasChildren())
- {
- if( !node->IsOpen())
+ delete node;
+ return;
+ }
+
+ if (!node->IsOpen())
{
- wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem());
- //Check if the user prevent expanding
- if( e.GetSkipped() )
+ wxDataViewEvent e =
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem());
+
+ // Check if the user prevent expanding
+ if( e.GetSkipped() )
return;
- node->ToggleOpen();
- //Here I build the children of current node
- if( node->GetChildrenNumber() == 0 )
- {
- SortPrepare();
- ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
- }
- m_count = -1;
- UpdateDisplay();
- //Send the expanded event
- SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
- }
- else
- {
- SelectRow( row, false );
- SelectRow( row + 1, true );
- ChangeCurrentRow( row + 1 );
- SendSelectionChangedEvent( GetItemByRow(row+1));
+ node->ToggleOpen();
+
+ // build the children of current node
+ if( node->GetChildrenNumber() == 0 )
+ {
+ SortPrepare();
+ ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
+ }
+
+ // By expanding the node all row indices that are currently in the selection list
+ // and are greater than our node have become invalid. So we have to correct that now.
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
+
+ m_selection[i] += rowAdjustment;
+ }
+
+ if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow + rowAdjustment);
+
+ m_count = -1;
+ UpdateDisplay();
+ // Send the expanded event
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
}
- }
- else
- delete node;
- }
}
-void wxDataViewMainWindow::OnCollapsing(unsigned int row)
+void wxDataViewMainWindow::Collapse(unsigned int row)
{
if (IsVirtualList())
- return;
+ return;
- wxDataViewTreeNode * node = GetTreeNodeByRow(row);
- if( node != NULL )
+ wxDataViewTreeNode *node = GetTreeNodeByRow(row);
+ if (!node)
+ return;
+
+ if (!node->HasChildren())
{
- wxDataViewTreeNode * nd = node;
+ delete node;
+ return;
+ }
- if( node->HasChildren() && node->IsOpen() )
+ if (node->IsOpen())
{
- wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
+ wxDataViewEvent e =
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
if( e.GetSkipped() )
return;
+
+ // Find out if there are selected items below the current node.
+ bool selectCollapsingRow = false;
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ unsigned maxRowToBeTested = row + rowAdjustment;
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ if(testRow > row && testRow <= maxRowToBeTested)
+ {
+ selectCollapsingRow = true;
+ // get out as soon as we have found a node that is selected
+ break;
+ }
+ }
+
node->ToggleOpen();
- m_count = -1;
- UpdateDisplay();
- SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,nd->GetItem());
- }
- else
- {
- node = node->GetParent();
- if( node != NULL )
+
+ // If the node to be closed has selected items the user won't see those any longer.
+ // We select the collapsing node in this case.
+ if(selectCollapsingRow)
+ {
+ SelectAllRows(false);
+ ChangeCurrentRow(row);
+ SelectRow(row, true);
+ SendSelectionChangedEvent(GetItemByRow(row));
+ }
+ else
{
- int parent = GetRowByItem( node->GetItem() );
- if( parent >= 0 )
+ // if there were no selected items below our node we still need to "fix" the
+ // selection list to adjust for the changing of the row indices.
+ // We actually do the opposite of what we are doing in Expand().
+ for(unsigned i=0; i<m_selection.size(); ++i)
{
- SelectRow( row, false);
- SelectRow(parent , true );
- ChangeCurrentRow( parent );
- SendSelectionChangedEvent( node->GetItem() );
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
+
+ m_selection[i] -= rowAdjustment;
}
+
+ // if the "current row" is being collapsed away we change it to the current row ;-)
+ if(m_currentRow > row && m_currentRow <= maxRowToBeTested)
+ ChangeCurrentRow(row);
+ else if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow - rowAdjustment);
}
+
+ m_count = -1;
+ UpdateDisplay();
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem());
}
- if( !nd->HasChildren())
- delete nd;
- }
}
wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
if( model == NULL )
return NULL;
- //Compose the a parent-chain of the finding item
+ if (!item.IsOk())
+ return m_root;
+
+ // Compose the a parent-chain of the finding item
ItemList list;
list.DeleteContents( true );
wxDataViewItem it( item );
it = model->GetParent( it );
}
- //Find the item along the parent-chain.
- //This algorithm is designed to speed up the node-finding method
+ // Find the item along the parent-chain.
+ // This algorithm is designed to speed up the node-finding method
wxDataViewTreeNode * node = m_root;
for( ItemList::const_iterator iter = list.begin(); iter !=list.end(); iter++ )
{
if (nodes[i]->GetItem() == (**iter))
{
if (nodes[i]->GetItem() == item)
- return nodes[i];
+ return nodes[i];
node = nodes[i];
found = true;
return NULL;
}
-void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
+void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item,
+ wxDataViewColumn* &column )
{
wxDataViewColumn *col = NULL;
unsigned int cols = GetOwner()->GetColumnCount();
m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
for (unsigned x_start = 0; colnum < cols; colnum++)
{
- col = GetOwner()->GetColumn(colnum);
+ col = GetOwner()->GetColumnAt(colnum);
if (col->IsHidden())
continue; // skip it!
item = GetItemByRow( GetLineAt( y ) );
}
-wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
+wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item,
+ const wxDataViewColumn* column )
{
+ int xpos = 0;
+ int width = 0;
+
+ unsigned int cols = GetOwner()->GetColumnCount();
+ // If column is null the loop will compute the combined width of all columns.
+ // Otherwise, it will compute the x position of the column we are looking for.
+ for (unsigned int i = 0; i < cols; i++)
+ {
+ wxDataViewColumn* col = GetOwner()->GetColumnAt( i );
+
+ if (col == column)
+ break;
+
+ if (col->IsHidden())
+ continue; // skip it!
+
+ xpos += col->GetWidth();
+ width += col->GetWidth();
+ }
+
+ if(column != 0)
+ {
+ // If we have a column, we need can get its width directly.
+ if(column->IsHidden())
+ width = 0;
+ else
+ width = column->GetWidth();
+
+ }
+ else
+ {
+ // If we have no column, we reset the x position back to zero.
+ xpos = 0;
+ }
+
+ // we have to take an expander column into account and compute its indentation
+ // to get the correct x position where the actual text is
+ int indent = 0;
int row = GetRowByItem(item);
- int y = GetLineStart( row );
- int h = GetLineHeight( m_lineHeight );
- int x = 0;
- wxDataViewColumn *col = NULL;
- for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ )
+ if (!IsVirtualList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) )
{
- col = GetOwner()->GetColumn( i );
- x += col->GetWidth();
- if( GetOwner()->GetColumn(i+1) == column )
- break;
+ wxDataViewTreeNode* node = GetTreeNodeByRow(row);
+ indent = GetOwner()->GetIndent() * node->GetIndentLevel();
+ indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
+
+ if(!node->HasChildren())
+ delete node;
}
- int w = col->GetWidth();
- m_owner->CalcScrolledPosition( x, y, &x, &y );
- return wxRect(x, y, w, h);
+
+ wxRect itemRect( xpos + indent,
+ GetLineStart( row ),
+ width - indent,
+ GetLineHeight( row ) );
+
+ GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y,
+ &itemRect.x, &itemRect.y );
+
+ return itemRect;
}
int wxDataViewMainWindow::RecalculateCount()
{
- if (!m_root)
+ if (IsVirtualList())
{
- wxDataViewIndexListModel *list_model = (wxDataViewIndexListModel*) GetOwner()->GetModel();
-#ifndef __WXMAC__
- return list_model->GetLastIndex() + 1;
-#else
- return list_model->GetLastIndex() - 1;
-#endif
+ wxDataViewVirtualListModel *list_model =
+ (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+
+ return list_model->GetCount();
}
else
{
public:
ItemToRowJob(const wxDataViewItem& item_, ItemList::const_iterator iter)
: m_iter(iter),
- item(item_)
+ item(item_)
{
ret = -1;
}
- //Maybe binary search will help to speed up this process
+ // Maybe binary search will help to speed up this process
virtual int operator() ( wxDataViewTreeNode * node)
{
- ret ++;
- if( node->GetItem() == item )
- {
- return DoJob::OK;
- }
+ ret ++;
+ if( node->GetItem() == item )
+ {
+ return DoJob::OK;
+ }
- if( node->GetItem() == **m_iter )
- {
- m_iter++;
- return DoJob::CONT;
- }
- else
- {
- ret += node->GetSubTreeCount();
- return DoJob::IGR;
- }
+ if( node->GetItem() == **m_iter )
+ {
+ m_iter++;
+ return DoJob::CONT;
+ }
+ else
+ {
+ ret += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
}
return DoJob::OK;
return DoJob::CONT;
}
- //the row number is begin from zero
- int GetResult() { return ret -1; }
+
+ // the row number is begin from zero
+ int GetResult() const
+ { return ret -1; }
private:
ItemList::const_iterator m_iter;
if( model == NULL )
return -1;
- if (!m_root)
+ if (IsVirtualList())
{
- return wxPtrToUInt( item.GetID() );
+ return wxPtrToUInt( item.GetID() ) -1;
}
else
{
if( !item.IsOk() )
return -1;
- //Compose the a parent-chain of the finding item
+ // Compose the a parent-chain of the finding item
ItemList list;
wxDataViewItem * pItem;
list.DeleteContents( true );
}
}
-static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node)
+static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item,
+ wxDataViewTreeNode * node)
{
if( !model->IsContainer( item ) )
return;
wxDataViewItemArray children;
unsigned int num = model->GetChildren( item, children);
+
unsigned int index = 0;
while( index < num )
{
m_root = new wxDataViewTreeNode( NULL );
m_root->SetHasChildren(true);
- //First we define a invalid item to fetch the top-level elements
+ // First we define a invalid item to fetch the top-level elements
wxDataViewItem item;
SortPrepare();
BuildTreeHelper( model, item, m_root);
if( node->GetNodeNumber() != 0 )
{
int len = node->GetNodeNumber();
- int i = 0;
wxDataViewTreeNodes& nodes = node->GetNodes();
- for(; i < len; i ++ )
- {
+ for (int i = 0; i < len; i++)
DestroyTreeHelper(nodes[i]);
- }
}
delete node;
}
{
if (!IsVirtualList())
{
- ::DestroyTreeHelper(m_root);
- m_count = 0;
- m_root = NULL;
+ ::DestroyTreeHelper(m_root);
+ m_count = 0;
+ m_root = NULL;
}
}
// don't use m_linesPerPage directly as it might not be computed yet
const int pageSize = GetCountPerPage();
- wxCHECK_RET( pageSize, _T("should have non zero page size") );
+ wxCHECK_RET( pageSize, wxT("should have non zero page size") );
switch ( event.GetKeyCode() )
{
case WXK_RETURN:
- {
- if (m_currentRow > 0)
{
wxWindow *parent = GetParent();
- wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED,
+ parent->GetId());
le.SetItem( GetItemByRow(m_currentRow) );
le.SetEventObject(parent);
le.SetModel(GetOwner()->GetModel());
parent->GetEventHandler()->ProcessEvent(le);
}
break;
- }
+
case WXK_UP:
if ( m_currentRow > 0 )
OnArrowChar( m_currentRow - 1, event );
if ( m_currentRow < GetRowCount() - 1 )
OnArrowChar( m_currentRow + 1, event );
break;
- //Add the process for tree expanding/collapsing
+ // Add the process for tree expanding/collapsing
case WXK_LEFT:
- OnCollapsing(m_currentRow);
- break;
- case WXK_RIGHT:
- OnExpanding( m_currentRow);
- break;
+ {
+ if (IsVirtualList())
+ break;
+
+ wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow);
+ if (!node)
+ break;
+
+ if (node->HasChildren() && node->IsOpen())
+ {
+ Collapse(m_currentRow);
+ }
+ else // if the node is already closed we move the selection to its parent
+ {
+ wxDataViewTreeNode *parent_node = node->GetParent();
+
+ if(!node->HasChildren())
+ delete node;
+
+ if (parent_node)
+ {
+ int parent = GetRowByItem( parent_node->GetItem() );
+ if ( parent >= 0 )
+ {
+ unsigned int row = m_currentRow;
+ SelectRow( row, false);
+ SelectRow( parent, true );
+ ChangeCurrentRow( parent );
+ GetOwner()->EnsureVisible( parent, -1 );
+ SendSelectionChangedEvent( parent_node->GetItem() );
+ }
+ }
+ }
+ break;
+ }
+ case WXK_RIGHT:
+ {
+ if (!IsExpanded( m_currentRow ))
+ Expand( m_currentRow );
+ else
+ {
+ unsigned int row = m_currentRow;
+ SelectRow( row, false );
+ SelectRow( row + 1, true );
+ ChangeCurrentRow( row + 1 );
+ GetOwner()->EnsureVisible( row + 1, -1 );
+ SendSelectionChangedEvent( GetItemByRow(row+1) );
+ }
+ break;
+ }
case WXK_END:
+ {
if (!IsEmpty())
OnArrowChar( GetRowCount() - 1, event );
break;
-
+ }
case WXK_HOME:
if (!IsEmpty())
OnArrowChar( 0, event );
}
break;
+ case WXK_F2:
+ {
+ if(m_selection.size() == 1)
+ {
+ // TODO: we need to revise that when we have a concept for a 'current column'
+ GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0);
+ }
+ }
+ break;
+
default:
event.Skip();
}
unsigned int i;
for (i = 0; i < cols; i++)
{
- wxDataViewColumn *c = GetOwner()->GetColumn( i );
+ wxDataViewColumn *c = GetOwner()->GetColumnAt( i );
if (c->IsHidden())
continue; // skip it!
wxDataViewRenderer *cell = col->GetRenderer();
unsigned int current = GetLineAt( y );
- if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
+ if ((current >= GetRowCount()) || (x > GetEndOfLastCol()))
{
// Unselect all if below the last row ?
return;
}
- //Test whether the mouse is hovered on the tree item button
- bool hover = false;
+ // Test whether the mouse is hovered on the tree item button
+ bool hoverOverExpander = false;
if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col))
{
wxDataViewTreeNode * node = GetTreeNodeByRow(current);
{
int indent = node->GetIndentLevel();
indent = GetOwner()->GetIndent()*indent;
- wxRect rect( xpos + indent + EXPANDER_MARGIN,
- GetLineStart( current ) + EXPANDER_MARGIN + (GetLineHeight(current)/2) - (m_lineHeight/2) - EXPANDER_OFFSET,
- m_lineHeight-2*EXPANDER_MARGIN,
- m_lineHeight-2*EXPANDER_MARGIN + EXPANDER_OFFSET);
- if( rect.Contains( x, y) )
+
+ // we make the rectangle we are looking in a bit bigger than the actual
+ // visual expander so the user can hit that little thing reliably
+ wxRect rect( xpos + indent,
+ GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2,
+ m_lineHeight, m_lineHeight);
+ if( rect.Contains(x, y) )
{
- //So the mouse is over the expander
- hover = true;
+ // So the mouse is over the expander
+ hoverOverExpander = true;
if (m_underMouse && m_underMouse != node)
{
- //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
RefreshRow(GetRowByItem(m_underMouse->GetItem()));
}
if (m_underMouse != node)
{
- //wxLogMessage("Do the row: %d", current);
+ // wxLogMessage("Do the row: %d", current);
RefreshRow(current);
}
m_underMouse = node;
if (node!=NULL && !node->HasChildren())
delete node;
}
- if (!hover)
+ if (!hoverOverExpander)
{
if (m_underMouse != NULL)
{
- //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
RefreshRow(GetRowByItem(m_underMouse->GetItem()));
m_underMouse = NULL;
}
wxDataViewModel *model = GetOwner()->GetModel();
+#if wxUSE_DRAG_AND_DROP
if (event.Dragging())
{
if (m_dragCount == 0)
if (event.LeftIsDown())
{
+ m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y,
+ &m_dragStart.x, &m_dragStart.y );
+ unsigned int drag_item_row = GetLineAt( m_dragStart.y );
+ wxDataViewItem item = GetItemByRow( drag_item_row );
+
// Notify cell about drag
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetItem( item );
+ event.SetModel( model );
+ if (!m_owner->HandleWindowEvent( event ))
+ return;
+
+ if (!event.IsAllowed())
+ return;
+
+ wxDataObject *obj = event.GetDataObject();
+ if (!obj)
+ return;
+
+ wxDataViewDropSource drag( this, drag_item_row );
+ drag.SetData( *obj );
+ /* wxDragResult res = */ drag.DoDragDrop();
+ delete obj;
}
return;
}
{
m_dragCount = 0;
}
+#endif // wxUSE_DRAG_AND_DROP
- bool forceClick = false;
+ bool simulateClick = false;
if (event.ButtonDClick())
{
wxDataViewItem item = GetItemByRow(current);
bool ignore_other_columns =
((GetOwner()->GetExpanderColumn() != col) &&
- (model->IsContainer(item)) &&
- (!model->HasContainerColumns(item)));
+ (model->IsContainer(item)) &&
+ (!model->HasContainerColumns(item)));
if (event.LeftDClick())
{
- if ( current == m_lineLastClicked )
+ if(hoverOverExpander)
+ {
+ // a double click on the expander will be converted into a "simulated" normal click
+ simulateClick = true;
+ }
+ else if ( current == m_lineLastClicked )
{
if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
{
model->GetValue( value, item, col->GetModelColumn() );
cell->SetValue( value );
wxRect cell_rect( xpos, GetLineStart( current ),
- col->GetWidth(), GetLineHeight( current ) );
+ col->GetWidth(), GetLineHeight( current ) );
cell->Activate( cell_rect, model, item, col->GetModelColumn() );
-
}
else
{
{
// The first click was on another item, so don't interpret this as
// a double click, but as a simple click instead
- forceClick = true;
+ simulateClick = true;
}
}
- if (event.LeftUp())
+ if (event.LeftUp() && !hoverOverExpander)
{
if (m_lineSelectSingleOnUp != (unsigned int)-1)
{
// select single line
SelectAllRows( false );
SelectRow( m_lineSelectSingleOnUp, true );
+ SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) );
}
- //Process the event of user clicking the expander
- bool expander = false;
- if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col))
- {
- wxDataViewTreeNode * node = GetTreeNodeByRow(current);
- if( node!=NULL && node->HasChildren() )
- {
- int indent = node->GetIndentLevel();
- indent = GetOwner()->GetIndent()*indent;
- wxRect rect( xpos + indent + EXPANDER_MARGIN,
- GetLineStart( current ) + EXPANDER_MARGIN + (GetLineHeight(current)/2) - (m_lineHeight/2) - EXPANDER_OFFSET,
- m_lineHeight-2*EXPANDER_MARGIN,
- m_lineHeight-2*EXPANDER_MARGIN + EXPANDER_OFFSET);
-
- if( rect.Contains( x, y) )
- {
- expander = true;
- if( node->IsOpen() )
- OnCollapsing(current);
- else
- OnExpanding( current );
- }
- }
- if (node && !node->HasChildren())
- delete node;
- }
- //If the user click the expander, we do not do editing even if the column with expander are editable
- if (m_lastOnSame && !expander && !ignore_other_columns)
+ // If the user click the expander, we do not do editing even if the column
+ // with expander are editable
+ if (m_lastOnSame && !ignore_other_columns)
{
if ((col == m_currentCol) && (current == m_currentRow) &&
(cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) )
m_lastOnSame = false;
m_lineSelectSingleOnUp = (unsigned int)-1;
}
- else
+ else if(!event.LeftUp())
{
// This is necessary, because after a DnD operation in
// from and to ourself, the up event is swallowed by the
SelectRow(m_currentRow,true);
SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
}
-
+ }
+ else if (event.RightUp())
+ {
wxVariant value;
model->GetValue( value, item, col->GetModelColumn() );
wxWindow *parent = GetParent();
else if (event.MiddleDown())
{
}
- if (event.LeftDown() || forceClick)
+
+ if((event.LeftDown() || simulateClick) && hoverOverExpander)
+ {
+ wxDataViewTreeNode* node = GetTreeNodeByRow(current);
+
+ // hoverOverExpander being true tells us that our node must be
+ // valid and have children.
+ // So we don't need any extra checks.
+ if( node->IsOpen() )
+ Collapse(current);
+ else
+ Expand(current);
+ }
+ else if ((event.LeftDown() || simulateClick) && !hoverOverExpander)
{
SetFocus();
ChangeCurrentRow(current);
unsigned int lineFrom = oldCurrentRow,
- lineTo = current;
+ lineTo = current;
if ( lineTo < lineFrom )
{
else // !ctrl, !shift
{
// test in the enclosing if should make it impossible
- wxFAIL_MSG( _T("how did we get here?") );
+ wxFAIL_MSG( wxT("how did we get here?") );
}
}
// Update selection here...
m_currentCol = col;
- m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
+ m_lastOnSame = !simulateClick && ((col == oldCurrentCol) &&
(current == oldCurrentRow)) && oldWasSelected;
// Call LeftClick after everything else as under GTK+
model->GetValue( value, item, col->GetModelColumn() );
cell->SetValue( value );
wxRect cell_rect( xpos, GetLineStart( current ),
- col->GetWidth(), GetLineHeight( current ) );
- /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, model, item, col->GetModelColumn());
+ col->GetWidth(), GetLineHeight( current ) );
+ /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect,
+ model, item, col->GetModelColumn());
}
}
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
+
WX_DEFINE_LIST(wxDataViewColumnList)
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
-
BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
EVT_SIZE(wxDataViewCtrl::OnSize)
END_EVENT_TABLE()
m_notifier = NULL;
// No sorting column at start
- m_sortingColumn = NULL;
+ m_sortingColumnIdx = wxNOT_FOUND;
+
m_headerArea = NULL;
}
bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
- const wxPoint& pos, const wxSize& size,
- long style, const wxValidator& validator )
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxValidator& validator )
{
- if ( (style & wxBORDER_MASK) == 0)
- style |= wxBORDER_SUNKEN;
+// if ( (style & wxBORDER_MASK) == 0)
+// style |= wxBORDER_SUNKEN;
Init();
return true;
}
+wxBorder wxDataViewCtrl::GetDefaultBorder() const
+{
+ return wxBORDER_THEME;
+}
+
#ifdef __WXMSW__
WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
- WXWPARAM wParam,
- WXLPARAM lParam)
+ WXWPARAM wParam,
+ WXLPARAM lParam)
{
WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
{
wxSize newsize = size;
if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea))
- newsize.y -= m_headerArea->GetSize().y;
+ newsize.y -= m_headerArea->GetSize().y;
return newsize;
}
return true;
}
+#if wxUSE_DRAG_AND_DROP
+
+bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
+{
+ return m_clientArea->EnableDragSource( format );
+}
+
+bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
+{
+ return m_clientArea->EnableDropTarget( format );
+}
+
+#endif // wxUSE_DRAG_AND_DROP
+
bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
{
if (!wxDataViewCtrlBase::AppendColumn(col))
return false;
m_cols.Append( col );
- OnColumnChange();
+ OnColumnsCountChanged();
return true;
}
return false;
m_cols.Insert( col );
- OnColumnChange();
+ OnColumnsCountChanged();
return true;
}
return false;
m_cols.Insert( pos, col );
- OnColumnChange();
+ OnColumnsCountChanged();
return true;
}
-void wxDataViewCtrl::OnColumnChange()
+void wxDataViewCtrl::OnColumnChange(unsigned int idx)
+{
+ if ( m_headerArea )
+ m_headerArea->UpdateColumn(idx);
+
+ m_clientArea->UpdateDisplay();
+}
+
+void wxDataViewCtrl::OnColumnsCountChanged()
{
if (m_headerArea)
m_headerArea->SetColumnCount(GetColumnCount());
return m_cols.GetCount();
}
-wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
+wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const
{
- wxDataViewColumnList::const_iterator iter;
- unsigned int i = 0;
- for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
- {
- if (i == pos)
- return *iter;
+ return m_cols[idx];
+}
- if ((*iter)->IsHidden())
- continue;
- i ++;
- }
- return NULL;
+wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const
+{
+ // columns can't be reordered if there is no header window which allows
+ // to do this
+ const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos]
+ : pos;
+
+ return GetColumn(idx);
}
-void wxDataViewCtrl::ColumnMoved( wxDataViewColumn* col, unsigned int new_pos )
+int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const
{
- if (new_pos > m_cols.GetCount()) return;
+ const unsigned count = m_cols.size();
+ for ( unsigned n = 0; n < count; n++ )
+ {
+ if ( m_cols[n] == column )
+ return n;
+ }
- // Exchange position
- m_cols.DeleteContents(false);
- m_cols.DeleteObject( col );
- m_cols.Insert( new_pos, col );
- m_cols.DeleteContents(true);
+ return wxNOT_FOUND;
+}
+void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col),
+ unsigned int WXUNUSED(new_pos))
+{
+ // do _not_ reorder m_cols elements here, they should always be in the
+ // order in which columns were added, we only display the columns in
+ // different order
m_clientArea->UpdateDisplay();
}
return false;
m_cols.Erase(ret);
- OnColumnChange();
+ OnColumnsCountChanged();
return true;
}
bool wxDataViewCtrl::ClearColumns()
{
m_cols.Clear();
- OnColumnChange();
+ OnColumnsCountChanged();
return true;
}
int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
{
- int ret = 0, dead = 0;
- int len = GetColumnCount();
- for (int i=0; i<len; i++)
+ int ret = 0,
+ dummy = 0;
+ unsigned int len = GetColumnCount();
+ for ( unsigned int i = 0; i < len; i++ )
{
- wxDataViewColumn * col = GetColumn(i);
+ wxDataViewColumn * col = GetColumnAt(i);
if (col->IsHidden())
continue;
ret += col->GetWidth();
if (column==col)
{
- CalcScrolledPosition( ret, dead, &ret, &dead );
+ CalcScrolledPosition( ret, dummy, &ret, &dummy );
break;
}
}
wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
{
- return NULL;
+ return m_sortingColumnIdx == wxNOT_FOUND ? NULL
+ : GetColumn(m_sortingColumnIdx);
}
-//Selection code with wxDataViewItem as parameters
+// Selection code with wxDataViewItem as parameters
wxDataViewItem wxDataViewCtrl::GetSelection() const
{
return m_clientArea->GetSelection();
void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
{
wxDataViewSelection selection(wxDataViewSelectionCmp);
+
+ wxDataViewItem last_parent;
+
int len = sel.GetCount();
for( int i = 0; i < len; i ++ )
{
- int row = m_clientArea->GetRowByItem( sel[i] );
+ wxDataViewItem item = sel[i];
+ wxDataViewItem parent = GetModel()->GetParent( item );
+ if (parent)
+ {
+ if (parent != last_parent)
+ ExpandAncestors(item);
+ }
+
+ last_parent = parent;
+ int row = m_clientArea->GetRowByItem( item );
if( row >= 0 )
selection.Add( static_cast<unsigned int>(row) );
}
+
m_clientArea->SetSelections( selection );
}
void wxDataViewCtrl::Select( const wxDataViewItem & item )
{
+ ExpandAncestors( item );
+
int row = m_clientArea->GetRowByItem( item );
if( row >= 0 )
{
- //Unselect all rows before select another in the single select mode
+ // Unselect all rows before select another in the single select mode
if (m_clientArea->IsSingleSel())
m_clientArea->SelectAllRows(false);
m_clientArea->SelectRow(row, true);
return false;
}
-//Selection code with row number as parameter
+// Selection code with row number as parameter
int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
{
sel.Empty();
void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
{
+ ExpandAncestors( item );
+
+ m_clientArea->RecalculateDisplay();
+
int row = m_clientArea->GetRowByItem(item);
if( row >= 0 )
{
if( column == NULL )
EnsureVisible(row, -1);
else
- {
- int col = 0;
- int len = GetColumnCount();
- for( int i = 0; i < len; i ++ )
- if( GetColumn(i) == column )
- {
- col = i;
- break;
- }
- EnsureVisible( row, col );
- }
+ EnsureVisible( row, GetColumnIndex(column) );
}
}
-void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const
+void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item,
+ wxDataViewColumn* &column ) const
{
m_clientArea->HitTest(point, item, column);
}
-wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) const
+wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item,
+ const wxDataViewColumn* column ) const
{
return m_clientArea->GetItemRect(item, column);
}
m_clientArea->Collapse(row);
}
- #endif
- // !wxUSE_GENERICDATAVIEWCTRL
+bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if (row != -1)
+ return m_clientArea->IsExpanded(row);
+ return false;
+}
+
+void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column )
+{
+ wxDataViewColumn* col = GetColumn( column );
+ if (!col)
+ return;
+
+ wxRect itemRect = GetItemRect(item, col);
+ wxDataViewRenderer* renderer = col->GetRenderer();
+ renderer->StartEditing(item, itemRect);
+}
+
+#endif // !wxUSE_GENERICDATAVIEWCTRL
-#endif
- // wxUSE_DATAVIEWCTRL
+#endif // wxUSE_DATAVIEWCTRL
projects / wxWidgets.git / blobdiff