// Name: src/generic/datavgen.cpp
// Purpose: wxDataViewCtrl generic implementation
// Author: Robert Roebling
-// Modified by: Francesco Montorsi, Guru Kathiresan, Otto Wyss
+// Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
// wxDataViewHeaderWindow
//-----------------------------------------------------------------------------
-#define USE_NATIVE_HEADER_WINDOW 1
+#define USE_NATIVE_HEADER_WINDOW 0
+
+//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;
// NB: for some reason, this class must be dllexport'ed or we get warnings from
// MSVC in DLL build
}
virtual void UpdateDisplay() { Refresh(); }
-
+
// event handlers:
void OnPaint( wxPaintEvent &event );
//-----------------------------------------------------------------------------
// wxDataViewTreeNode
//-----------------------------------------------------------------------------
-class wxDataViewTreeNode;
-WX_DEFINE_ARRAY_PTR( wxDataViewTreeNode *, wxDataViewTreeNodes );
+class wxDataViewTreeNode;
+WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
+WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
+
+int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2);
+int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
class wxDataViewTreeNode
{
public:
- wxDataViewTreeNode( wxDataViewTreeNode * parent )
- { this->parent = parent;
+ wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
+ { this->parent = parent;
if( parent == NULL )
open = true;
- else
- open = false;
+ else
+ open = false;
hasChildren = false;
- }
+ subTreeCount = 0;
+ }
//I don't know what I need to do in the destructure
~wxDataViewTreeNode()
- { }
+ {
+
+ }
wxDataViewTreeNode * GetParent() { return parent; }
void SetParent( wxDataViewTreeNode * parent ) { this->parent = parent; }
- wxDataViewTreeNodes & GetChildren() { return children; }
- void SetChildren( wxDataViewTreeNodes children ) { this->children = children; }
+ wxDataViewTreeNodes & GetNodes() { return nodes; }
+ wxDataViewTreeLeaves & GetChildren() { return leaves; }
- wxDataViewTreeNode * GetChild( unsigned int n ) { return children.Item( n ); }
- void InsertChild( wxDataViewTreeNode * child, unsigned int n) { children.Insert( child, n); }
- void AppendChild( wxDataViewTreeNode * child ) { children.Add( child ); }
+ void AddNode( wxDataViewTreeNode * node )
+ {
+ leaves.Add( node->GetItem().GetID() );
+ if (g_column >= -1)
+ leaves.Sort( &wxGenericTreeModelItemCmp );
+ nodes.Add( node );
+ if (g_column >= -1)
+ nodes.Sort( &wxGenericTreeModelNodeCmp );
+ }
+ void AddLeaf( void * leaf )
+ {
+ leaves.Add( leaf );
+ if (g_column >= -1)
+ leaves.Sort( &wxGenericTreeModelItemCmp );
+ }
wxDataViewItem & GetItem() { return item; }
void SetItem( const wxDataViewItem & item ) { this->item = item; }
- unsigned int GetChildrenNumber() { return children.GetCount(); }
+ unsigned int GetChildrenNumber() { return leaves.GetCount(); }
+ unsigned int GetNodeNumber() { return nodes.GetCount(); }
int GetIndentLevel()
{
int ret = 0 ;
- wxDataViewTreeNode * node = this;
- while( node->GetParent()->GetParent() != NULL )
- {
- node = node->GetParent();
- ret ++;
- }
- return ret;
+ wxDataViewTreeNode * node = this;
+ while( node->GetParent()->GetParent() != NULL )
+ {
+ node = node->GetParent();
+ ret ++;
+ }
+ return ret;
+ }
+
+ bool IsOpen()
+ {
+ return open ;
}
- bool IsOpen() { return open; }
- void ToggleOpen(){ open = !open; }
+ void ToggleOpen()
+ {
+ int len = nodes.GetCount();
+ int sum = 0;
+ for ( int i = 0 ;i < len ; i ++)
+ sum += nodes[i]->GetSubTreeCount();
+
+ sum += leaves.GetCount();
+ if( open )
+ {
+ ChangeSubTreeCount(-sum);
+ open = !open;
+ }
+ else
+ {
+ open = !open;
+ ChangeSubTreeCount(sum);
+ }
+ }
bool HasChildren() { return hasChildren; }
void SetHasChildren( bool has ){ hasChildren = has; }
+
+ void SetSubTreeCount( int num ) { subTreeCount = num; }
+ int GetSubTreeCount() { return subTreeCount; }
+ void ChangeSubTreeCount( int num )
+ {
+ if( !open )
+ return ;
+ subTreeCount += num;
+ if( parent )
+ parent->ChangeSubTreeCount(num);
+ }
+
+ void Resort()
+ {
+ if (g_column >= -1)
+ {
+ nodes.Sort( &wxGenericTreeModelNodeCmp );
+ int len = nodes.GetCount();
+ for (int i = 0; i < len; i ++)
+ {
+ nodes[i]->Resort();
+ }
+ leaves.Sort( &wxGenericTreeModelItemCmp );
+ }
+ }
+
private:
wxDataViewTreeNode * parent;
- wxDataViewTreeNodes children;
- wxDataViewItem item;
+ wxDataViewTreeNodes nodes;
+ wxDataViewTreeLeaves leaves;
+ wxDataViewItem item;
bool open;
bool hasChildren;
+ int subTreeCount;
};
+int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2)
+{
+ return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
+}
+
+int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2)
+{
+ return g_model->Compare( *id1, *id2, g_column, g_asending );
+}
+
+
+
//-----------------------------------------------------------------------------
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
// notifications from wxDataViewModel
bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
- bool ItemDeleted( const wxDataViewItem &item );
+ bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
bool ItemChanged( const wxDataViewItem &item );
bool ValueChanged( const wxDataViewItem &item, unsigned int col );
bool Cleared();
+ void Resort()
+ {
+ SortPrepare();
+ m_root->Resort();
+ UpdateDisplay();
+ }
+
+ void SortPrepare()
+ {
+ g_model = GetOwner()->GetModel();
+ wxDataViewColumn* col = GetOwner()->GetSortingColumn();
+ if( !col )
+ {
+ if (g_model->HasDefaultCompare())
+ g_column = -1;
+ else
+ g_column = -2;
+
+ g_asending = true;
+ return;
+ }
+ g_column = col->GetModelColumn();
+ g_asending = col->IsSortOrderAscending();
+ }
void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
wxDataViewCtrl *GetOwner() { return m_owner; }
void OnRenameTimer();
void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
+ void ScrollTo( int rows, int column );
bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
void ChangeCurrentRow( unsigned int row );
unsigned int GetLastVisibleRow();
unsigned int GetRowCount() ;
- wxDataViewItem GetSelection();
-
+ wxDataViewItem GetSelection() const;
+ wxDataViewSelection GetSelections(){ return m_selection; }
+ 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 );
void SelectRows( unsigned int from, unsigned int to, bool on );
void ReverseRowSelection( unsigned int row );
bool IsRowSelected( unsigned int row );
+ void SendSelectionChangedEvent( const wxDataViewItem& item);
void RefreshRow( unsigned int row );
void RefreshRows( unsigned int from, unsigned int to );
wxRect GetLineRect( unsigned int row ) const;
//Some useful functions for row and item mapping
- wxDataViewItem GetItemByRow( unsigned int row );
- unsigned int GetRowByItem( const wxDataViewItem & item );
+ wxDataViewItem GetItemByRow( unsigned int row ) const;
+ int GetRowByItem( const wxDataViewItem & item );
//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 ); }
private:
wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row );
//We did not need this temporarily
int RecalculateCount() ;
+ wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item );
void OnExpanding( unsigned int row );
void OnCollapsing( unsigned int row );
- wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
+ wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
private:
wxDataViewCtrl *m_owner;
wxPen m_penExpander;
//This is the tree structure of the model
- wxDataViewTreeNode * m_root;
+ wxDataViewTreeNode * m_root;
int m_count;
+ //This is the tree node under the cursor
+ wxDataViewTreeNode * m_underMouse;
private:
DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
DECLARE_EVENT_TABLE()
virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item )
{ return m_mainWindow->ItemAdded( parent , item ); }
- virtual bool ItemDeleted( const wxDataViewItem & item )
- { return m_mainWindow->ItemDeleted( item ); }
+ virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
+ { return m_mainWindow->ItemDeleted( parent, item ); }
virtual bool ItemChanged( const wxDataViewItem & item )
{ return m_mainWindow->ItemChanged(item); }
virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col )
{ return m_mainWindow->ValueChanged( item, col ); }
virtual bool Cleared()
{ return m_mainWindow->Cleared(); }
+ virtual void Resort()
+ { m_mainWindow->Resort(); }
wxDataViewMainWindow *m_mainWindow;
};
}
bool wxDataViewTextRenderer::HasEditorCtrl()
-{
+{
return true;
}
wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
wxRect labelRect, const wxVariant &value )
{
- return new wxTextCtrl( parent, wxID_ANY, value,
+ return new wxTextCtrl( parent, wxID_ANY, value,
wxPoint(labelRect.x,labelRect.y),
wxSize(labelRect.width,labelRect.height) );
}
return true;
}
+// ---------------------------------------------------------
+// wxDataViewIconTextRenderer
+// ---------------------------------------------------------
+
+IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
+
+wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
+ const wxString &varianttype, wxDataViewCellMode mode, int align ) :
+ wxDataViewCustomRenderer( varianttype, mode, align )
+{
+ SetMode(mode);
+ SetAlignment(align);
+}
+
+wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
+{
+}
+
+bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
+{
+ m_value << value;
+ return true;
+}
+
+bool wxDataViewIconTextRenderer::GetValue( wxVariant &value ) const
+{
+ return false;
+}
+
+bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+{
+ dc->SetFont( GetOwner()->GetOwner()->GetFont() );
+
+ const wxIcon &icon = m_value.GetIcon();
+ if (icon.IsOk())
+ {
+ dc->DrawIcon( icon, cell.x, cell.y ); // TODO centre
+ cell.x += icon.GetWidth()+4;
+ }
+
+ dc->DrawText( m_value.GetText(), cell.x, cell.y );
+
+ return true;
+}
+
+wxSize wxDataViewIconTextRenderer::GetSize() const
+{
+ return wxSize(80,16); // TODO
+}
+
+wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value )
+{
+ return NULL;
+}
+
+bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl* editor, wxVariant &value )
+{
+ return false;
+}
+
// ---------------------------------------------------------
// wxDataViewColumn
// ---------------------------------------------------------
m_flags |= wxDATAVIEW_COL_SORTABLE;
else
m_flags &= ~wxDATAVIEW_COL_SORTABLE;
-
+
// Update header button
if (GetOwner())
GetOwner()->OnColumnChange();
void wxDataViewColumn::SetSortOrder( bool ascending )
{
m_ascending = ascending;
-
+
// Update header button
if (GetOwner())
GetOwner()->OnColumnChange();
// add the updated array of columns to the header control
unsigned int cols = GetOwner()->GetColumnCount();
unsigned int added = 0;
+ wxDataViewModel * model = GetOwner()->GetModel();
for (unsigned int i = 0; i < cols; i++)
{
wxDataViewColumn *col = GetColumn( i );
hdi.cxy = col->GetWidth();
hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
hdi.fmt = HDF_LEFT | HDF_STRING;
+ //hdi.fmt &= ~(HDF_SORTDOWN|HDF_SORTUP);
+
+ //sorting support
+ if(model && m_owner->GetSortingColumn() == col)
+ {
+ //The Microsoft Comctrl32.dll 6.0 support SORTUP/SORTDOWN, but they are not default
+ //see http://msdn2.microsoft.com/en-us/library/ms649534.aspx for more detail
+ //hdi.fmt |= model->GetSortOrderAscending()? HDF_SORTUP:HDF_SORTDOWN;
+ ;
+ }
// lParam is reserved for application's use:
// we store there the column index to use it later in MSWOnNotify
case HDN_ITEMCLICK:
{
unsigned int idx = GetColumnIdxFromHeader(nmHDR);
+ wxDataViewModel * model = GetOwner()->GetModel();
+
+ if(nmHDR->iButton == 0)
+ {
+ wxDataViewColumn *col = GetColumn(idx);
+ if(col->IsSortable())
+ {
+ if(model && m_owner->GetSortingColumn() == col)
+ {
+ bool order = col->IsSortOrderAscending();
+ col->SetSortOrder(!order);
+ }
+ else if(model)
+ {
+ m_owner->SetSortingColumn(col);
+ }
+ }
+ UpdateDisplay();
+ if(model)
+ model->Resort();
+ }
+
wxEventType evt = nmHDR->iButton == 0 ?
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
int ch = h;
wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE;
- if (col->IsSortable())
+ if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
{
if (col->IsSortOrderAscending())
sortArrow = wxHDR_SORT_ICON_UP;
m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
w -= 6;
- // erase the line if it was drawn
- if (m_currentX < w)
- DrawCurrent();
-
if (event.ButtonUp())
{
m_isDragging = false;
ReleaseMouse();
m_dirty = true;
+ }
+ m_currentX = wxMax(m_minX + 7, x);
+ if (m_currentX < w)
+ {
GetColumn(m_column)->SetWidth(m_currentX - m_minX);
-
Refresh();
GetOwner()->Refresh();
}
- else
- {
- m_currentX = wxMax(m_minX + 7, x);
-
- // draw in the new location
- if (m_currentX < w) DrawCurrent();
- }
}
else // not dragging
m_isDragging = true;
CaptureMouse();
m_currentX = x;
- DrawCurrent();
}
else // click on a column
{
+ wxDataViewModel * model = GetOwner()->GetModel();
wxEventType evt = event.LeftDown() ?
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
SendEvent(evt, m_column);
+
+ //Left click the header
+ if(event.LeftDown())
+ {
+ wxDataViewColumn *col = GetColumn(m_column);
+ if(col->IsSortable())
+ {
+ wxDataViewColumn* sortCol = m_owner->GetSortingColumn();
+ if(model && sortCol == col)
+ {
+ bool order = col->IsSortOrderAscending();
+ col->SetSortOrder(!order);
+ }
+ else if(model)
+ {
+ m_owner->SetSortingColumn(col);
+ }
+ }
+ UpdateDisplay();
+ if(model)
+ model->Resort();
+ //Send the column sorted event
+ SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, m_column);
+ }
}
}
else if (event.Moving())
}
}
+//I must say that this function is deprecated, but I think it is useful to keep it for a time
void wxGenericDataViewHeaderWindow::DrawCurrent()
{
+#if 1
+ GetColumn(m_column)->SetWidth(m_currentX - m_minX);
+#else
int x1 = m_currentX;
int y1 = 0;
ClientToScreen (&x1, &y1);
dc.SetPen(m_penCurrent);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
AdjustDC(dc);
- dc.DrawLine(x1, y1, x2, y2);
+ dc.DrawLine(x1, y1, x2, y2 );
+#endif
}
void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
//Make m_count = -1 will cause the class recaculate the real displaying number of rows.
m_count = -1 ;
+ m_underMouse = NULL;
UpdateDisplay();
}
wxDataViewItem item = GetItemByRow( m_currentRow );
m_currentCol->GetRenderer()->StartEditing( item, labelRect );
+
}
//------------------------------------------------------------------
// 2: Job not done, continue
enum { OK = 0 , IGR = 1, CONT = 2 };
virtual int operator() ( wxDataViewTreeNode * node ) = 0 ;
+ virtual int operator() ( void * n ) = 0;
};
-class ItemAddJob: public DoJob
+bool Walker( wxDataViewTreeNode * node, DoJob & func )
{
-public:
- ItemAddJob( const wxDataViewItem & parent, const wxDataViewItem & item, int * count )
- { this->parent = parent ; this->item = item ; m_count = count; }
- virtual ~ItemAddJob(){};
+ if( node==NULL )
+ return false;
- virtual int operator() ( wxDataViewTreeNode * node )
+ switch( func( node ) )
{
- if( node->GetItem() == parent )
- {
- node->SetHasChildren( true );
- wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
- newnode->SetItem(item);
- node->AppendChild( newnode);
- *m_count = -1;
- return OK;
- }
- return CONT;
+ case DoJob::OK :
+ return true ;
+ case DoJob::IGR:
+ return false;
+ case DoJob::CONT:
+ default:
+ ;
}
-private:
- int * m_count;
- wxDataViewItem parent, item;
-};
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ wxDataViewTreeLeaves leaves = node->GetChildren();
-bool Walker( wxDataViewTreeNode * node, DoJob & func )
-{
- if( node==NULL || !node->HasChildren())
- return false;
+ int len_nodes = nodes.GetCount();
+ int len = leaves.GetCount();
+ int i = 0, nodes_i = 0;
- wxDataViewTreeNodes nodes = node->GetChildren();
- int len = node->GetChildrenNumber();
- int i = 0 ;
for( ; i < len ; i ++ )
{
- wxDataViewTreeNode * n = nodes[i];
- switch( func( n ) )
+ void * n = leaves[i];
+ if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
{
- case DoJob::OK :
- return true ;
- case DoJob::IGR:
- continue;
- case DoJob::CONT:
- default:
- ;
+ wxDataViewTreeNode * nd = nodes[nodes_i];
+ nodes_i++;
+
+ if( Walker( nd , func ) )
+ return true;
+
}
-
- if( Walker( n , func ) )
- return true;
+ else
+ switch( func( n ) )
+ {
+ case DoJob::OK :
+ return true ;
+ case DoJob::IGR:
+ continue;
+ case DoJob::CONT:
+ default:
+ ;
+ }
}
return false;
}
bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
{
+ SortPrepare();
+
wxDataViewTreeNode * node;
node = FindNode(parent);
return false;
node->SetHasChildren( true );
- wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
- newnode->SetItem(item);
- node->AppendChild( newnode);
+
+ if( g_model->IsContainer( item ) )
+ {
+ wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
+ newnode->SetItem(item);
+ newnode->SetHasChildren( true );
+ node->AddNode( newnode);
+ }
+ else
+ node->AddLeaf( item.GetID() );
+
+ node->ChangeSubTreeCount(1);
+
m_count = -1;
UpdateDisplay();
+
return true;
}
-class ItemDeleteJob: public DoJob
+void DestroyTreeHelper( wxDataViewTreeNode * node);
+
+bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
+ const wxDataViewItem& item)
{
-public:
- ItemDeleteJob( const wxDataViewItem & item, int * count ) { m_item = item; m_count = count; }
- virtual ~ItemDeleteJob(){}
- virtual int operator() ( wxDataViewTreeNode * node )
+ 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" );
+
+ int sub = -1;
+ node->GetChildren().Remove( item.GetID() );
+ //Manuplate selection
+ if( m_selection.GetCount() > 1 )
{
- if( node->GetItem() == m_item )
+ m_selection.Empty();
+ }
+ bool isContainer = false;
+ wxDataViewTreeNodes nds = node->GetNodes();
+ for (size_t i = 0; i < nds.GetCount(); i ++)
+ {
+ if (nds[i]->GetItem() == item)
{
- node->GetParent()->GetChildren().Remove( node );
- delete node;
- *m_count = -1;
- return DoJob::OK;
+ isContainer = true;
+ break;
}
- return DoJob::CONT;
}
+ if( isContainer )
+ {
+ wxDataViewTreeNode * n = NULL;
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ int len = nodes.GetCount();
+ for( int i = 0 ; i < len; i ++)
+ {
+ if( nodes[i]->GetItem() == item )
+ {
+ n = nodes[i];
+ break;
+ }
+ }
-private:
- int * m_count;
- wxDataViewItem m_item;
-};
-
-bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem & item)
-{
- wxDataViewTreeNode * node;
- node = FindNode(item);
+ wxCHECK_MSG( n != NULL, false, "item not found" );
- if( node == NULL )
+ node->GetNodes().Remove( n );
+ sub -= n->GetSubTreeCount();
+ DestroyTreeHelper(n);
+ }
+ //Make the row number invalid and get a new valid one when user call GetRowCount
+ m_count = -1;
+ node->ChangeSubTreeCount(sub);
+ if( node->GetChildrenNumber() == 0)
{
- return false;
+ node->GetParent()->GetNodes().Remove( node );
+ delete node;
}
- wxDataViewTreeNode * parent = node->GetParent();
- parent->GetChildren().Remove( node );
- if( parent->GetChildrenNumber() == 0)
- parent->SetHasChildren( false );
+ //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;
- m_count = -1;
UpdateDisplay();
+
return true;
}
bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
{
- unsigned int row = GetRowByItem(item);
- RefreshRow( row );
+ SortPrepare();
+ g_model->Resort();
+
+ //Send event
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem(item);
+ parent->GetEventHandler()->ProcessEvent(le);
+
return true;
}
-bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int WXUNUSED(col) )
+bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col )
{
// NOTE: to be valid, we cannot use e.g. INT_MAX - 1
/*#define MAX_VIRTUAL_WIDTH 100000
return true;
*/
- unsigned int row = GetRowByItem(item);
- RefreshRow( row );
+ SortPrepare();
+ g_model->Resort();
+
+ //Send event
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem(item);
+ le.SetColumn(col);
+ le.SetDataViewColumn(GetOwner()->GetColumn(col));
+ parent->GetEventHandler()->ProcessEvent(le);
+
return true;
}
bool wxDataViewMainWindow::Cleared()
{
+ SortPrepare();
+
DestroyTree();
UpdateDisplay();
+
return true;
}
GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
}
+void wxDataViewMainWindow::ScrollTo( int rows, int column )
+{
+ int x, y;
+ m_owner->GetScrollPixelsPerUnit( &x, &y );
+ int sy = rows*m_lineHeight/y;
+ int sx = 0;
+ if( column != -1 )
+ {
+ wxRect rect = GetClientRect();
+ unsigned int colnum = 0;
+ unsigned int x_start = 0, x_end = 0, w = 0;
+ int xx, yy, xe;
+ m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
+ for (x_start = 0; colnum < column; colnum++)
+ {
+ wxDataViewColumn *col = GetOwner()->GetColumn(colnum);
+ if (col->IsHidden())
+ continue; // skip it!
+
+ w = col->GetWidth();
+ x_start += w;
+ }
+
+ x_end = x_start + w;
+ xe = xx + rect.width;
+ if( x_end > xe )
+ {
+ sx = ( xx + x_end - xe )/x;
+ }
+ if( x_start < xx )
+ {
+ sx = x_start/x;
+ }
+ }
+ m_owner->Scroll( sx, sy );
+}
+
void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
wxDataViewModel *model = GetOwner()->GetModel();
}
}
+ wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
+ if (!expander)
+ {
+ // TODO: last column for RTL support
+ expander = GetOwner()->GetColumn( 0 );
+ GetOwner()->SetExpanderColumn(expander);
+ }
+
// redraw all cells for all rows which must be repainted and for all columns
wxRect cell_rect;
cell_rect.x = x_start;
if (col->IsHidden())
continue; // skipt it!
+
for (unsigned int item = item_start; item < item_last; item++)
{
// get the cell value and set it into the renderer
wxVariant value;
- wxDataViewTreeNode * node = GetTreeNodeByRow(item);
- if( node == NULL )
- continue;
-
+ wxDataViewTreeNode * node = GetTreeNodeByRow(item);
+ if( node == NULL )
+ {
+ continue;
+ }
+
wxDataViewItem dataitem = node->GetItem();
- model->GetValue( value, dataitem, col->GetModelColumn());
+ model->GetValue( value, dataitem, col->GetModelColumn());
cell->SetValue( value );
// update the y offset
cell_rect.y = item * m_lineHeight;
- //Draw the expander here. Please notice that I use const number for all pixel data. When the final API are determined
- //I will change this to the data member of the class wxDataViewCtrl
+ //Draw the expander here.
int indent = node->GetIndentLevel();
- if( col->GetModelColumn() == GetOwner()->GetExpanderColumn() )
+ if( col == expander )
{
//Calculate the indent first
indent = cell_rect.x + GetOwner()->GetIndent() * indent;
dc.SetBrush( wxNullBrush );
if( node->HasChildren() )
{
- //dc.DrawRoundedRectangle( expander_x,expander_y,expander_width,expander_width, 1.0);
- //dc.DrawLine( expander_x + 2 , expander_y + expander_width/2, expander_x + expander_width - 2, expander_y + expander_width/2 );
wxRect rect( expander_x , expander_y, expander_width, expander_width);
+ int flag = 0;
+ if (m_underMouse == node)
+ {
+ flag |= wxCONTROL_CURRENT;
+ }
if( node->IsOpen() )
- wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, wxCONTROL_EXPANDED );
+ wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag|wxCONTROL_EXPANDED );
else
- wxRendererNative::Get().DrawTreeItemButton( this, dc, rect );
+ wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
}
else
{
- // I am wandering whether we should draw dot lines between tree nodes
+ // I am wandering whether we should draw dot lines between tree nodes
+ delete node;
+ //Yes, if the node does not have any child, it must be a leaf which mean that it is a temporarily created by GetTreeNodeByRow
}
//force the expander column to left-center align
cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
}
-
- // cannot be bigger than allocated space
+
+ // 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
size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
//Here we add the tree indent
item_rect.x += indent;
-
+
int state = 0;
if (m_selection.Index(item) != wxNOT_FOUND)
state |= wxDATAVIEW_CELL_SELECTED;
return y / m_lineHeight;
}
-unsigned int wxDataViewMainWindow::GetLastVisibleRow()
+unsigned int wxDataViewMainWindow::GetLastVisibleRow()
{
wxSize client_size = GetClientSize();
m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
&client_size.x, &client_size.y );
- return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 );
+ //we should deal with the pixel here
+ unsigned int row = (client_size.y)/m_lineHeight;
+ if( client_size.y % m_lineHeight < m_lineHeight/2 )
+ row -= 1;
+
+ return wxMin( GetRowCount()-1, row );
}
-unsigned int wxDataViewMainWindow::GetRowCount()
+unsigned int wxDataViewMainWindow::GetRowCount()
{
if ( m_count == -1 )
{
return (m_selection.Index( row ) != wxNOT_FOUND);
}
+void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item)
+{
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId());
+
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem( item );
+
+ parent->GetEventHandler()->ProcessEvent(le);
+}
+
void wxDataViewMainWindow::RefreshRow( unsigned int row )
{
wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
}
SelectRows( oldCurrent, newCurrent, true );
+ if (oldCurrent!=newCurrent)
+ SendSelectionChangedEvent(GetItemByRow(m_selection[0]));
}
else // !shift
{
ChangeCurrentRow( newCurrent );
if ( !event.ControlDown() )
+ {
SelectRow( m_currentRow, true );
+ SendSelectionChangedEvent(GetItemByRow(m_currentRow));
+ }
else
RefreshRow( m_currentRow );
}
virtual ~RowToItemJob(){};
virtual int operator() ( wxDataViewTreeNode * node )
- {
- if( current == static_cast<int>(row))
- {
- ret = node->GetItem() ;
- return DoJob::OK;
- }
- current ++;
- if ( node->IsOpen())
- return DoJob::CONT;
- else
- return DoJob::IGR;
- }
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = node->GetItem() ;
+ return DoJob::OK;
+ }
+
+ if( node->GetSubTreeCount() + current < static_cast<int>(row) )
+ {
+ current += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
+ 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( node->GetNodes().GetCount() == 0)
+ {
+ int index = static_cast<int>(row) - current - 1;
+ ret = node->GetChildren().Item( index );
+ return DoJob::OK;
+ }
+ return DoJob::CONT;
+ }
+ }
+ virtual int operator() ( void * n )
+ {
+ current ++;
+ if( current == static_cast<int>(row))
+ {
+ ret = wxDataViewItem( n ) ;
+ return DoJob::OK;
+ }
+ return DoJob::CONT;
+ }
wxDataViewItem GetResult(){ return ret; }
private:
unsigned int row;
wxDataViewItem ret;
};
-wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row)
+wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
{
- RowToItemJob job( row, 0 );
+ RowToItemJob job( row, -2 );
Walker( m_root , job );
return job.GetResult();
}
class RowToTreeNodeJob: public DoJob
{
public:
- RowToTreeNodeJob( unsigned int row , int current ) { this->row = row; this->current = current ; ret = NULL ; }
+ RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
+ {
+ this->row = row;
+ this->current = current ;
+ ret = NULL ;
+ parent = node;
+ }
virtual ~RowToTreeNodeJob(){};
virtual int operator() ( wxDataViewTreeNode * node )
{
+ current ++;
if( current == static_cast<int>(row))
- {
+ {
ret = node ;
return DoJob::OK;
}
- current ++;
- if ( node->IsOpen())
- return DoJob::CONT;
+
+ if( node->GetSubTreeCount() + current < static_cast<int>(row) )
+ {
+ current += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
else
- return DoJob::IGR;
+ {
+ 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( node->GetNodes().GetCount() == 0)
+ {
+ int index = static_cast<int>(row) - current - 1;
+ void * n = node->GetChildren().Item( index );
+ ret = new wxDataViewTreeNode( parent ) ;
+ ret->SetItem( wxDataViewItem( n ));
+ ret->SetHasChildren(false);
+ return DoJob::OK;
+ }
+ 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::OK;
+ }
+
+ return DoJob::CONT;
+ }
wxDataViewTreeNode * GetResult(){ return ret; }
private:
unsigned int row;
int current ;
wxDataViewTreeNode * ret;
+ wxDataViewTreeNode * parent ;
};
wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row)
{
- RowToTreeNodeJob job( row , 0 );
+ RowToTreeNodeJob job( row , -2, m_root );
Walker( m_root , job );
return job.GetResult();
}
-class CountJob : public DoJob
+wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item )
{
-public:
- CountJob(){ count = 0 ; }
- virtual ~CountJob(){};
-
- virtual int operator () ( wxDataViewTreeNode * node )
- {
- count ++;
- if ( node->IsOpen())
- return DoJob::CONT;
- else
- return DoJob::IGR;
- }
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(type, parent->GetId());
- unsigned int GetResult()
- {
- return count ;
- }
-private:
- unsigned int count;
-};
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+ le.SetItem( item );
+
+ parent->GetEventHandler()->ProcessEvent(le);
+ return le;
+}
void wxDataViewMainWindow::OnExpanding( unsigned int row )
{
if( node != NULL )
{
if( node->HasChildren())
+ {
if( !node->IsOpen())
{
+ 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));
}
+ }
+ else
+ delete node;
}
}
wxDataViewTreeNode * node = GetTreeNodeByRow(row);
if( node != NULL )
{
+ wxDataViewTreeNode * nd = node;
+
if( node->HasChildren() && node->IsOpen() )
{
+ wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
+ if( e.GetSkipped() )
+ return;
node->ToggleOpen();
m_count = -1;
UpdateDisplay();
- //RefreshRows(row,GetLastVisibleRow());
- }
- else
- {
- node = node->GetParent();
- if( node != NULL )
- {
- int parent = GetRowByItem( node->GetItem()) ;
- SelectRow( row, false);
- SelectRow(parent , true );
- ChangeCurrentRow( parent );
- }
- }
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,nd->GetItem());
+ }
+ else
+ {
+ node = node->GetParent();
+ if( node != NULL )
+ {
+ int parent = GetRowByItem( node->GetItem() ) ;
+ if( parent >= 0 )
+ {
+ SelectRow( row, false);
+ SelectRow(parent , true );
+ ChangeCurrentRow( parent );
+ SendSelectionChangedEvent( node->GetItem() );
+ }
+ }
+ }
+ if( !nd->HasChildren())
+ delete nd;
}
}
it = model->GetParent( it );
}
- //Find the item along the parent-chain.
+ //Find the item along the parent-chain.
//This algorithm is designed to speed up the node-finding method
- bool found = true;
wxDataViewTreeNode * node = m_root;
- for( ItemList::Node * n = list.GetFirst(); n; n = n->GetNext() )
+ for( ItemList::const_iterator iter = list.begin(); iter !=list.end() ; iter++ )
{
if( node->HasChildren() )
{
if( node->GetChildrenNumber() == 0 )
+ {
+ SortPrepare();
BuildTreeHelper(model, node->GetItem(), node);
+ }
- int len = node->GetChildrenNumber();
- wxDataViewTreeNodes nodes = node->GetChildren();
- int j = 0;
- for( ; j < len; j ++)
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ int i = 0;
+ for (; i < nodes.GetCount(); i ++)
{
- if( nodes[j]->GetItem() == *(n->GetData()))
- {
- node = nodes[j];
+ if (nodes[i]->GetItem() == (**iter))
+ {
+ node = nodes[i];
break;
- }
+ }
}
- // Whenever we can't find the node in any level, return NULL to indicate the item can't be found
- if( j == len )
- {
- found = false;
+ if (i == nodes.GetCount())
return NULL;
- }
}
else
return NULL;
return node;
}
-int wxDataViewMainWindow::RecalculateCount()
+void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
{
- CountJob job;
- Walker( m_root, job );
- return job.GetResult();
+ wxDataViewColumn *col = NULL;
+ unsigned int cols = GetOwner()->GetColumnCount();
+ unsigned int colnum = 0;
+ unsigned int x_start = 0;
+ int x, y;
+ m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
+ for (x_start = 0; colnum < cols; colnum++)
+ {
+ col = GetOwner()->GetColumn(colnum);
+ if (col->IsHidden())
+ continue; // skip it!
+
+ unsigned int w = col->GetWidth();
+ if (x_start+w >= (unsigned int)x)
+ break;
+
+ x_start += w;
+ }
+
+ column = col;
+ item = GetItemByRow( y/m_lineHeight );
+}
+
+wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
+{
+ int row = GetRowByItem(item);
+ int y = row*m_lineHeight;
+ int h = m_lineHeight;
+ int x = 0;
+ wxDataViewColumn *col = NULL;
+ for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ )
+ {
+ col = GetOwner()->GetColumn( i );
+ x += col->GetWidth();
+ if( GetOwner()->GetColumn(i+1) == column )
+ break;
+ }
+ int w = col->GetWidth();
+ m_owner->CalcScrolledPosition( x, y, &x, &y );
+ return wxRect(x, y, w, h);
+}
+
+int wxDataViewMainWindow::RecalculateCount()
+{
+ return m_root->GetSubTreeCount();
}
class ItemToRowJob : public DoJob
{
public:
- ItemToRowJob(const wxDataViewItem & item){ this->item = item ; ret = 0 ; }
+ ItemToRowJob(const wxDataViewItem & item, ItemList::const_iterator iter )
+ { this->item = item ; ret = -1 ; m_iter = iter ; }
virtual ~ItemToRowJob(){};
+ //Maybe binary search will help to speed up this process
virtual int operator() ( wxDataViewTreeNode * node)
{
ret ++;
if( node->GetItem() == item )
+ {
return DoJob::OK;
+ }
- if( node->IsOpen())
+ if( node->GetItem() == **m_iter )
+ {
+ m_iter++ ;
return DoJob::CONT;
+ }
else
+ {
+ ret += node->GetSubTreeCount();
return DoJob::IGR;
+ }
+
}
+ virtual int operator() ( void * n )
+ {
+ ret ++;
+ if( n == item.GetID() )
+ return DoJob::OK;
+ return DoJob::CONT;
+ }
//the row number is begin from zero
int GetResult(){ return ret -1 ; }
private:
+ ItemList::const_iterator m_iter;
wxDataViewItem item;
int ret;
+
};
-unsigned int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item)
+int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item)
{
- ItemToRowJob job( item );
+ wxDataViewModel * model = GetOwner()->GetModel();
+ if( model == NULL )
+ return -1;
+
+ if( !item.IsOk() )
+ return -1;
+
+ //Compose the a parent-chain of the finding item
+ ItemList list;
+ wxDataViewItem * pItem = NULL;
+ list.DeleteContents( true );
+ wxDataViewItem it( item );
+ while( it.IsOk() )
+ {
+ pItem = new wxDataViewItem( it );
+ list.Insert( pItem );
+ it = model->GetParent( it );
+ }
+ pItem = new wxDataViewItem( );
+ list.Insert( pItem );
+
+ ItemToRowJob job( item, list.begin() );
Walker(m_root , job );
return job.GetResult();
}
{
if( !model->IsContainer( item ) )
return ;
-
- wxDataViewItem i = model->GetFirstChild( item );
- while( i.IsOk() )
+
+ wxDataViewItemArray children;
+ unsigned int num = model->GetChildren( item, children);
+ int index = 0;
+ while( index < num )
{
- wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
- n->SetItem(i);
- n->SetHasChildren( model->IsContainer( i )) ;
- node->AppendChild(n);
- //BuildTreeHelper( model, i, n) ;
- i = model->GetNextSibling( i );
+ if( model->IsContainer( children[index] ) )
+ {
+ wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
+ n->SetItem(children[index]);
+ n->SetHasChildren( true ) ;
+ node->AddNode( n );
+ }
+ else
+ {
+ node->AddLeaf( children[index].GetID() );
+ }
+ index ++;
}
+ node->SetSubTreeCount( num );
+ wxDataViewTreeNode * n = node->GetParent();
+ if( n != NULL)
+ n->ChangeSubTreeCount(num);
+
}
void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
{
//First we define a invalid item to fetch the top-level elements
wxDataViewItem item;
+ SortPrepare();
BuildTreeHelper( model, item, m_root);
m_count = -1 ;
}
void DestroyTreeHelper( wxDataViewTreeNode * node )
{
- if( node->HasChildren() )
+ if( node->GetNodeNumber() != 0 )
{
- int len = node->GetChildrenNumber();
+ int len = node->GetNodeNumber();
int i = 0 ;
- wxDataViewTreeNodes nodes = node->GetChildren();
+ wxDataViewTreeNodes nodes = node->GetNodes();
for( ; i < len; i ++ )
{
DestroyTreeHelper(nodes[i]);
void wxDataViewMainWindow::DestroyTree()
{
DestroyTreeHelper(m_root);
+ m_root->SetSubTreeCount(0);
m_count = 0 ;
}
break;
//Add the process for tree expanding/collapsing
case WXK_LEFT:
- OnCollapsing(m_currentRow);
- break;
- case WXK_RIGHT:
- OnExpanding( m_currentRow);
- break;
+ OnCollapsing(m_currentRow);
+ break;
+ case WXK_RIGHT:
+ OnExpanding( m_currentRow);
+ break;
case WXK_END:
if (!IsEmpty())
OnArrowChar( GetRowCount() - 1, event );
int x = event.GetX();
int y = event.GetY();
m_owner->CalcUnscrolledPosition( x, y, &x, &y );
-
wxDataViewColumn *col = NULL;
int xpos = 0;
}
if (!col)
return;
- wxDataViewRenderer *cell = col->GetRenderer();
+ wxDataViewRenderer *cell = col->GetRenderer();
unsigned int current = y / m_lineHeight;
-
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;
+ if (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, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
+ if( rect.Contains( x, y) )
+ {
+ //So the mouse is over the expander
+ hover = true;
+ if (m_underMouse && m_underMouse != node)
+ {
+ //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ Refresh(GetRowByItem(m_underMouse->GetItem()));
+ }
+ if (m_underMouse != node)
+ {
+ //wxLogMessage("Do the row: %d", current);
+ Refresh(current);
+ }
+ m_underMouse = node;
+ }
+ }
+ if (node!=NULL && !node->HasChildren())
+ delete node;
+ }
+ if (!hover)
+ {
+ if (m_underMouse != NULL)
+ {
+ //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
+ Refresh(GetRowByItem(m_underMouse->GetItem()));
+ m_underMouse = NULL;
+ }
+ }
+
wxDataViewModel *model = GetOwner()->GetModel();
if (event.Dragging())
wxRect cell_rect( xpos, current * m_lineHeight,
col->GetWidth(), m_lineHeight );
cell->Activate( cell_rect, model, item, col->GetModelColumn() );
+
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
+
+ le.SetEventObject(parent);
+ le.SetColumn(col->GetModelColumn());
+ le.SetDataViewColumn(col);
+ le.SetModel(GetOwner()->GetModel());
+
+ parent->GetEventHandler()->ProcessEvent(le);
}
return;
}
//Process the event of user clicking the expander
bool expander = false;
- wxDataViewTreeNode * node = GetTreeNodeByRow(current);
- if( node!=NULL && node->HasChildren() )
+ if (GetOwner()->GetExpanderColumn() == col)
{
- int indent = node->GetIndentLevel();
- indent = GetOwner()->GetIndent()*indent;
- wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
- if( rect.Contains( x, y) )
+ wxDataViewTreeNode * node = GetTreeNodeByRow(current);
+ if( node!=NULL && node->HasChildren() )
{
- expander = true;
- if( node->IsOpen() )
- OnCollapsing(current);
- else
- OnExpanding( current );
+ int indent = node->GetIndentLevel();
+ indent = GetOwner()->GetIndent()*indent;
+ wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
+ if( rect.Contains( x, y) )
+ {
+ expander = true;
+ if( node->IsOpen() )
+ OnCollapsing(current);
+ else
+ OnExpanding( current );
+ }
}
}
-
//If the user click the expander, we do not do editing even if the column with expander are editable
if (m_lastOnSame && !expander )
{
SelectAllRows(false);
ChangeCurrentRow(current);
SelectRow(m_currentRow,true);
+ SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
}
// notify cell about right click
}
if (event.LeftDown() || forceClick)
{
-#ifdef __WXMSW__
SetFocus();
-#endif
m_lineBeforeLastClicked = m_lineLastClicked;
m_lineLastClicked = current;
if ( IsSingleSel() || !IsRowSelected(current) )
{
SelectAllRows( false );
-
ChangeCurrentRow(current);
-
SelectRow(m_currentRow,true);
+ SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
}
else // multi sel & current is highlighted & no mod keys
{
if (cmdModifierDown)
{
ChangeCurrentRow(current);
-
ReverseRowSelection(m_currentRow);
+ SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
}
else if (event.ShiftDown())
{
}
SelectRows(lineFrom, lineTo, true);
+ SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
}
else // !ctrl, !shift
{
event.Skip();
}
-wxDataViewItem wxDataViewMainWindow::GetSelection()
+wxDataViewItem wxDataViewMainWindow::GetSelection() const
{
if( m_selection.GetCount() != 1 )
return wxDataViewItem();
- return GetItemByRow( m_selection.Item( 0 ) );
+
+ return GetItemByRow( m_selection.Item(0));
}
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
+WX_DEFINE_LIST(wxDataViewColumnList);
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
if (!wxDataViewCtrlBase::AppendColumn(col))
return false;
+ m_cols.Append( col );
OnColumnChange();
return true;
}
m_clientArea->UpdateDisplay();
}
-wxDataViewItem wxDataViewCtrl::GetSelection()
+unsigned int wxDataViewCtrl::GetColumnCount() const
+{
+ return m_cols.GetCount();
+}
+
+wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
+{
+ wxDataViewColumnList::const_iterator iter;
+ int i = 0;
+ for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
+ {
+ if (i == pos)
+ return *iter;
+
+ if ((*iter)->IsHidden())
+ continue;
+ i ++;
+ }
+ return NULL;
+}
+
+bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
+{
+ wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column );
+ if (ret == NULL)
+ return false;
+
+ m_cols.Erase(ret);
+ delete column;
+ OnColumnChange();
+
+ return true;
+}
+
+bool wxDataViewCtrl::ClearColumns()
+{
+ m_cols.clear();
+ OnColumnChange();
+ return true;
+}
+
+int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
+{
+ int ret = 0, dead = 0;
+ int len = GetColumnCount();
+ for (int i=0; i<len; i++)
+ {
+ wxDataViewColumn * col = GetColumn(i);
+ if (col->IsHidden())
+ continue;
+ ret += col->GetWidth();
+ if (column==col)
+ {
+ CalcScrolledPosition( ret, dead, &ret, &dead );
+ break;
+ }
+ }
+ return ret;
+}
+
+wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
+{
+ return NULL;
+}
+
+//Selection code with wxDataViewItem as parameters
+wxDataViewItem wxDataViewCtrl::GetSelection() const
{
return m_clientArea->GetSelection();
}
-/********************************************************************
-void wxDataViewCtrl::SetSelection( int row )
+int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
{
- m_clientArea->SelectRow(row, true);
+ sel.Empty();
+ wxDataViewSelection selection = m_clientArea->GetSelections();
+ int len = selection.GetCount();
+ for( int i = 0; i < len; i ++)
+ {
+ unsigned int row = selection[i];
+ sel.Add( m_clientArea->GetItemByRow( row ) );
+ }
+ return len;
}
-void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
+void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
{
- m_clientArea->SelectRows(from, to, true);
+ wxDataViewSelection selection(wxDataViewSelectionCmp) ;
+ int len = sel.GetCount();
+ for( int i = 0; i < len; i ++ )
+ {
+ int row = m_clientArea->GetRowByItem( sel[i] );
+ if( row >= 0 )
+ selection.Add( static_cast<unsigned int>(row) );
+ }
+ m_clientArea->SetSelections( selection );
+}
+
+void wxDataViewCtrl::Select( const wxDataViewItem & item )
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if( row >= 0 )
+ {
+ //Unselect all rows before select another in the single select mode
+ if (m_clientArea->IsSingleSel())
+ m_clientArea->SelectAllRows(false);
+ m_clientArea->SelectRow(row, true);
+ }
+}
+
+void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if( row >= 0 )
+ m_clientArea->SelectRow(row, false);
+}
+
+bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if( row >= 0 )
+ {
+ return m_clientArea->IsRowSelected(row);
+ }
+ return false;
+}
+
+//Selection code with row number as parameter
+int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
+{
+ sel.Empty();
+ wxDataViewSelection selection = m_clientArea->GetSelections();
+ int len = selection.GetCount();
+ for( int i = 0; i < len; i ++)
+ {
+ unsigned int row = selection[i];
+ sel.Add( row );
+ }
+ return len;
}
-void wxDataViewCtrl::SetSelections( const wxArrayInt& aSelections )
+void wxDataViewCtrl::SetSelections( const wxArrayInt & sel )
{
- m_clientArea->Select(aSelections);
+ wxDataViewSelection selection(wxDataViewSelectionCmp) ;
+ int len = sel.GetCount();
+ for( int i = 0; i < len; i ++ )
+ {
+ int row = sel[i];
+ if( row >= 0 )
+ selection.Add( static_cast<unsigned int>(row) );
+ }
+ m_clientArea->SetSelections( selection );
}
-void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) )
+void wxDataViewCtrl::Select( int row )
{
- // FIXME - TODO
+ if( row >= 0 )
+ {
+ if (m_clientArea->IsSingleSel())
+ m_clientArea->SelectAllRows(false);
+ m_clientArea->SelectRow( row, true );
+ }
}
-bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const
+void wxDataViewCtrl::Unselect( int row )
{
- // FIXME - TODO
+ if( row >= 0 )
+ m_clientArea->SelectRow(row, false);
+}
+bool wxDataViewCtrl::IsSelected( int row ) const
+{
+ if( row >= 0 )
+ return m_clientArea->IsRowSelected(row);
return false;
}
-int wxDataViewCtrl::GetSelection() const
+void wxDataViewCtrl::SelectRange( int from, int to )
{
- // FIXME - TODO
+ wxArrayInt sel;
+ for( int i = from; i < to; i ++ )
+ sel.Add( i );
+ m_clientArea->Select(sel);
+}
- return -1;
+void wxDataViewCtrl::UnselectRange( int from, int to )
+{
+ wxDataViewSelection sel = m_clientArea->GetSelections();
+ for( int i = from; i < to; i ++ )
+ if( sel.Index( i ) != wxNOT_FOUND )
+ sel.Remove( i );
+ m_clientArea->SetSelections(sel);
}
-int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const
+void wxDataViewCtrl::SelectAll()
{
- // FIXME - TODO
+ m_clientArea->SelectAllRows(true);
+}
- return 0;
+void wxDataViewCtrl::UnselectAll()
+{
+ m_clientArea->SelectAllRows(false);
}
-*********************************************************************/
-#endif
+
+void wxDataViewCtrl::EnsureVisible( int row, int column )
+{
+ if( row < 0 )
+ row = 0;
+ if( row > m_clientArea->GetRowCount() )
+ row = m_clientArea->GetRowCount();
+
+ int first = m_clientArea->GetFirstVisibleRow();
+ int last = m_clientArea->GetLastVisibleRow();
+ if( row < first )
+ m_clientArea->ScrollTo( row, column );
+ else if( row > last )
+ m_clientArea->ScrollTo( row - last + first, column );
+ else
+ m_clientArea->ScrollTo( first, column );
+}
+
+void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
+{
+ 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 );
+ }
+ }
+
+}
+
+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
+{
+ return m_clientArea->GetItemRect(item, column);
+}
+
+wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const
+{
+ return m_clientArea->GetItemByRow( row );
+}
+
+int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const
+{
+ return m_clientArea->GetRowByItem( item );
+}
+
+void wxDataViewCtrl::Expand( const wxDataViewItem & item )
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if (row != -1)
+ m_clientArea->Expand(row);
+}
+
+void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
+{
+ int row = m_clientArea->GetRowByItem( item );
+ if (row != -1)
+ m_clientArea->Collapse(row);
+}
+
+ #endif
// !wxUSE_GENERICDATAVIEWCTRL
#endif
projects / wxWidgets.git / blobdiff