// 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
#include "wx/renderer.h"
#include "wx/dcbuffer.h"
#include "wx/icon.h"
+#include "wx/list.h"
+#include "wx/listimpl.cpp"
//-----------------------------------------------------------------------------
// classes
// the cell padding on the left/right
static const int PADDING_RIGHTLEFT = 3;
-// the cell padding on the top/bottom
-static const int PADDING_TOPBOTTOM = 1;
-
-
-bool operator == ( const wxDataViewItem & left, const wxDataViewItem & right )
-{
- return left.GetID() == right.GetID();
-}
+// the expander space margin
+static const int EXPANDER_MARGIN = 4;
//-----------------------------------------------------------------------------
// wxDataViewHeaderWindow
#define USE_NATIVE_HEADER_WINDOW 1
+//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
class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl
// the column count
virtual void UpdateDisplay();
- // called when the main window gets scrolled
+ virtual void OnInternalIdle();
+
+ // called Refresh afterwards
virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
+ virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
+
protected:
virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
+
virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
+ wxSize DoGetBestSize() const;
+
unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
{ return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
+ int m_scrollOffsetX;
+ int m_buttonHeight;
+ bool m_delayedUpdate;
+
private:
DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
};
}
virtual void UpdateDisplay() { Refresh(); }
-
+
// event handlers:
void OnPaint( wxPaintEvent &event );
bool m_isDragging;
bool m_dirty; // needs refresh?
+ int m_hover; // index of the column under the mouse
int m_column; // index of the column being resized
int m_currentX; // divider line position in logical (unscrolled) coords
int m_minX; // minimal position beyond which the divider line
m_isDragging = false;
m_dirty = false;
+ m_hover = wxNOT_FOUND;
m_column = wxNOT_FOUND;
m_currentX = 0;
m_minX = 0;
m_penCurrent = wxPen(col, 1, wxSOLID);
}
- void DrawCurrent();
void AdjustDC(wxDC& dc);
private:
//-----------------------------------------------------------------------------
// 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;
- if( parent == NULL )
- open = true;
- else
- open = false;
- }
- //I don't know what I need to do in the destructure
+ wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
+ {
+ m_parent = parent;
+ if (!parent)
+ m_open = true;
+ else
+ m_open = false;
+ m_hasChildren = false;
+ m_subTreeCount = 0;
+ }
+
~wxDataViewTreeNode()
- { }
+ {
+ }
+
+ wxDataViewTreeNode * GetParent() { return m_parent; }
+ void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; }
+ wxDataViewTreeNodes & GetNodes() { return m_nodes; }
+ wxDataViewTreeLeaves & GetChildren() { return m_leaves; }
+
+ void AddNode( wxDataViewTreeNode * node )
+ {
+ m_leaves.Add( node->GetItem().GetID() );
+ if (g_column >= -1)
+ m_leaves.Sort( &wxGenericTreeModelItemCmp );
+ m_nodes.Add( node );
+ if (g_column >= -1)
+ m_nodes.Sort( &wxGenericTreeModelNodeCmp );
+ }
+ void AddLeaf( void * leaf )
+ {
+ m_leaves.Add( leaf );
+ if (g_column >= -1)
+ m_leaves.Sort( &wxGenericTreeModelItemCmp );
+ }
+
+ wxDataViewItem & GetItem() { return m_item; }
+ void SetItem( const wxDataViewItem & item ) { m_item = item; }
+
+ unsigned int GetChildrenNumber() { return m_leaves.GetCount(); }
+ unsigned int GetNodeNumber() { return m_nodes.GetCount(); }
+ int GetIndentLevel()
+ {
+ int ret = 0 ;
+ wxDataViewTreeNode * node = this;
+ while( node->GetParent()->GetParent() != NULL )
+ {
+ node = node->GetParent();
+ ret ++;
+ }
+ return ret;
+ }
- wxDataViewTreeNode * GetParent() { return parent; }
- void SetParent( wxDataViewTreeNode * parent ) { this->parent = parent; }
- wxDataViewTreeNodes GetChildren() { return children; }
- void SetChildren( wxDataViewTreeNodes children ) { this->children = children; }
+ bool IsOpen()
+ {
+ return m_open ;
+ }
+
+ void ToggleOpen()
+ {
+ int len = m_nodes.GetCount();
+ int sum = 0;
+ for ( int i = 0 ;i < len ; i ++)
+ sum += m_nodes[i]->GetSubTreeCount();
- 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 ); }
+ sum += m_leaves.GetCount();
+ if (m_open)
+ {
+ ChangeSubTreeCount(-sum);
+ m_open = !m_open;
+ }
+ else
+ {
+ m_open = !m_open;
+ ChangeSubTreeCount(sum);
+ }
+ }
+ bool HasChildren() { return m_hasChildren; }
+ void SetHasChildren( bool has ){ m_hasChildren = has; }
- wxDataViewItem & GetItem() { return item; }
- void SetItem( wxDataViewItem & item ) { this->item = item; }
+ void SetSubTreeCount( int num ) { m_subTreeCount = num; }
+ int GetSubTreeCount() { return m_subTreeCount; }
+ void ChangeSubTreeCount( int num )
+ {
+ if( !m_open )
+ return ;
+ m_subTreeCount += num;
+ if( m_parent )
+ m_parent->ChangeSubTreeCount(num);
+ }
- unsigned int GetChildrenNumber() { return children.GetCount(); }
+ void Resort()
+ {
+ if (g_column >= -1)
+ {
+ m_nodes.Sort( &wxGenericTreeModelNodeCmp );
+ int len = m_nodes.GetCount();
+ for (int i = 0; i < len; i ++)
+ m_nodes[i]->Resort();
+ m_leaves.Sort( &wxGenericTreeModelItemCmp );
+ }
+ }
- bool IsOpen() { return open; }
- bool HasChildren() { return children.GetCount() != 0; }
private:
- wxDataViewTreeNode * parent;
- wxDataViewTreeNodes children;
- wxDataViewItem item;
- bool open;
+ wxDataViewTreeNode *m_parent;
+ wxDataViewTreeNodes m_nodes;
+ wxDataViewTreeLeaves m_leaves;
+ wxDataViewItem m_item;
+ bool m_open;
+ bool m_hasChildren;
+ int m_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
//-----------------------------------------------------------------------------
WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
WXDLLIMPEXP_ADV);
+WX_DECLARE_LIST(wxDataViewItem, ItemList);
+WX_DEFINE_LIST(ItemList)
class wxDataViewMainWindow: public wxWindow
{
// 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()
+ {
+ if (m_root)
+ {
+ 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 );
int GetCountPerPage() const;
int GetEndOfLastCol() const;
unsigned int GetFirstVisibleRow() const;
- unsigned int GetLastVisibleRow() const;
- unsigned int GetRowCount() 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
+ unsigned int GetLastVisibleRow();
+ unsigned int GetRowCount() ;
+ 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 );
return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
}
- //void EnsureVisible( unsigned int row );
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
+ //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 );
private:
wxDataViewCtrl *m_owner;
// 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
- wxDataViewTreeNode * m_root;
- unsigned int m_count;
+ 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;
};
m_dc = NULL;
m_align = align;
m_mode = mode;
+ m_wantsAttr = false;
+ m_hasAttr = false;
}
wxDataViewRenderer::~wxDataViewRenderer()
{
}
+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));
+}
+
// ---------------------------------------------------------
// wxDataViewTextRenderer
// ---------------------------------------------------------
}
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) );
}
bool wxDataViewTextRenderer::Render( 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( m_text, cell.x, cell.y );
-
+ RenderText( m_text, 0, cell, dc, state );
return true;
}
return wxSize(80,20);
}
+// ---------------------------------------------------------
+// wxDataViewTextRendererAttr
+// ---------------------------------------------------------
+
+IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer)
+
+wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
+ wxDataViewCellMode mode, int align ) :
+ wxDataViewTextRenderer( varianttype, mode, align )
+{
+ m_wantsAttr = true;
+}
+
+bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
+{
+ wxFont font;
+ wxColour colour;
+
+ if (m_hasAttr)
+ {
+ if (m_attr.HasColour())
+ {
+ colour = dc->GetTextForeground();
+ dc->SetTextForeground( m_attr.GetColour() );
+ }
+
+ 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 );
+ }
+ }
+
+ dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
+
+ // restore dc
+ if (m_hasAttr)
+ {
+ if (m_attr.HasColour())
+ dc->SetTextForeground( colour );
+
+ if (m_attr.GetBold() || m_attr.GetItalic())
+ dc->SetFont( font );
+ }
+
+ return true;
+}
+
+
// ---------------------------------------------------------
// wxDataViewBitmapRenderer
// ---------------------------------------------------------
return true;
}
-bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
+bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
{
- dc->SetFont( GetOwner()->GetOwner()->GetFont() );
wxString tmp = m_date.FormatDate();
- dc->DrawText( tmp, cell.x, cell.y );
-
+ RenderText( tmp, 0, cell, dc, state );
return true;
}
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& WXUNUSED(value) ) const
+{
+ return false;
+}
+
+bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
+{
+ int xoffset = 0;
+ const wxIcon &icon = m_value.GetIcon();
+ if (icon.IsOk())
+ {
+ dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2));
+ xoffset = icon.GetWidth()+4;
+ }
+
+ RenderText( m_value.GetText(), xoffset, cell, dc, state );
+
+ return true;
+}
+
+wxSize wxDataViewIconTextRenderer::GetSize() const
+{
+ const wxDataViewCtrl *view = GetView();
+ if (!m_value.GetText().empty())
+ {
+ int x,y;
+ view->GetTextExtent( m_value.GetText(), &x, &y );
+
+ if (m_value.GetIcon().IsOk())
+ x += m_value.GetIcon().GetWidth() + 4;
+ return wxSize( x, y );
+ }
+ return wxSize(80,20);
+}
+
+wxControl *
+wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent),
+ wxRect WXUNUSED(labelRect),
+ const wxVariant& WXUNUSED(value))
+{
+ return NULL;
+}
+
+bool
+wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor),
+ wxVariant& WXUNUSED(value))
+{
+ return false;
+}
+
// ---------------------------------------------------------
// wxDataViewColumn
// ---------------------------------------------------------
m_flags |= wxDATAVIEW_COL_SORTABLE;
else
m_flags &= ~wxDATAVIEW_COL_SORTABLE;
-
+
// Update header button
if (GetOwner())
GetOwner()->OnColumnChange();
}
+void wxDataViewColumn::SetReorderable( bool reorderable )
+{
+ if (reorderable)
+ m_flags |= wxDATAVIEW_COL_REORDERABLE;
+ else
+ m_flags &= ~wxDATAVIEW_COL_REORDERABLE;
+}
+
void wxDataViewColumn::SetSortOrder( bool ascending )
{
m_ascending = ascending;
-
+
// Update header button
if (GetOwner())
GetOwner()->OnColumnChange();
void wxDataViewColumn::SetWidth( int width )
{
- m_owner->m_headerArea->UpdateDisplay();
+ if (m_owner->m_headerArea) m_owner->m_headerArea->UpdateDisplay();
SetInternalWidth(width);
}
#if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
+#ifndef HDS_DRAGDROP
+ #define HDS_DRAGDROP 0x0040
+#endif
+#ifndef HDS_FULLDRAG
+ #define HDS_FULLDRAG 0x0080
+#endif
+
// implemented in msw/listctrl.cpp:
int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
{
m_owner = parent;
- if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) )
- return false;
+ m_scrollOffsetX = 0;
+ m_delayedUpdate = false;
+ m_buttonHeight = wxRendererNative::Get().GetHeaderButtonHeight( this );
int x = pos.x == wxDefaultCoord ? 0 : pos.x,
y = pos.y == wxDefaultCoord ? 0 : pos.y,
w = size.x == wxDefaultCoord ? 1 : size.x,
- h = size.y == wxDefaultCoord ? 22 : size.y;
+ h = m_buttonHeight;
+
+ wxSize new_size(w,h);
+
+ if ( !CreateControl(parent, id, pos, new_size, 0, wxDefaultValidator, name) )
+ return false;
// create the native WC_HEADER window:
WXHWND hwndParent = (HWND)parent->GetHandle();
- WXDWORD msStyle = WS_CHILD | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
+ WXDWORD msStyle = WS_CHILD | HDS_DRAGDROP | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
+
+ if ( m_isShown )
+ msStyle |= WS_VISIBLE;
+
m_hWnd = CreateWindowEx(0,
WC_HEADER,
(LPCTSTR) NULL,
// header windows and must be done befor sending the HDM_LAYOUT msg
SetFont(GetFont());
- RECT rcParent;
- HDLAYOUT hdl;
- WINDOWPOS wp;
-
- // Retrieve the bounding rectangle of the parent window's
- // client area, and then request size and position values
- // from the header control.
- ::GetClientRect((HWND)hwndParent, &rcParent);
-
- hdl.prc = &rcParent;
- hdl.pwpos = ℘
- if (!SendMessage((HWND)m_hWnd, HDM_LAYOUT, 0, (LPARAM) &hdl))
- {
- wxLogLastError(_T("SendMessage"));
- return false;
- }
-
- // Set the size, position, and visibility of the header control.
- SetWindowPos((HWND)m_hWnd,
- wp.hwndInsertAfter,
- wp.x, wp.y,
- wp.cx, wp.cy,
- wp.flags | SWP_SHOWWINDOW);
-
- // set our size hints: wxDataViewCtrl will put this wxWindow inside
- // a wxBoxSizer and in order to avoid super-big header windows,
- // we need to set our height as fixed
- SetMinSize(wxSize(-1, wp.cy));
- SetMaxSize(wxSize(-1, wp.cy));
-
return true;
}
UnsubclassWin();
}
+wxSize wxDataViewHeaderWindowMSW::DoGetBestSize() const
+{
+ return wxSize( 80, m_buttonHeight+2 );
+}
+
+void wxDataViewHeaderWindowMSW::OnInternalIdle()
+{
+ if (m_delayedUpdate)
+ {
+ m_delayedUpdate = false;
+ UpdateDisplay();
+ }
+}
+
void wxDataViewHeaderWindowMSW::UpdateDisplay()
{
// remove old columns
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);
+
+ if (col->IsSortable() && GetOwner()->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
+ // VZ: works with 5.81
+ hdi.fmt |= col->IsSortOrderAscending() ? HDF_SORTUP : HDF_SORTDOWN;
+ }
// lParam is reserved for application's use:
// we store there the column index to use it later in MSWOnNotify
default:
// such alignment is not allowed for the column header!
- wxFAIL;
+ break; // wxFAIL;
}
SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
case HDN_BEGINDRAG:
// user has started to reorder a column
+ if (!GetColumn(nmHDR->iItem)->IsReorderable())
+ {
+ // veto it!
+ *result = TRUE;
+ }
+ break;
+
+ case HDN_ENDDRAG: // user has finished reordering a column
+ {
+ wxDataViewColumn *col = GetColumn(nmHDR->iItem);
+ unsigned int new_pos = nmHDR->pitem->iOrder;
+ m_owner->ColumnMoved( col, new_pos );
+ m_delayedUpdate = true;
+ }
break;
case HDN_ITEMCHANGING:
case HDN_ITEMCHANGED: // user is resizing a column
case HDN_ENDTRACK: // user has finished resizing a column
- case HDN_ENDDRAG: // user has finished reordering a column
// update the width of the modified column:
if (nmHDR->pitem != NULL &&
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;
return true;
}
-void wxDataViewHeaderWindowMSW::ScrollWindow(int WXUNUSED(dx), int WXUNUSED(dy),
- const wxRect *WXUNUSED(rect))
+void wxDataViewHeaderWindowMSW::ScrollWindow(int dx, int WXUNUSED(dy),
+ const wxRect * WXUNUSED(rect))
{
- wxSize ourSz = GetClientSize();
- wxSize ownerSz = m_owner->GetClientSize();
+ m_scrollOffsetX += dx;
- // where should the (logical) origin of this window be placed?
- int x1 = 0, y1 = 0;
- m_owner->CalcUnscrolledPosition(0, 0, &x1, &y1);
-
- // put this window on top of our parent and
- SetWindowPos((HWND)m_hWnd, HWND_TOP, -x1, 0,
- ownerSz.GetWidth() + x1, ourSz.GetHeight(),
- SWP_SHOWWINDOW);
+ GetParent()->Layout();
}
-void wxDataViewHeaderWindowMSW::DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
- int WXUNUSED(w), int WXUNUSED(h),
- int WXUNUSED(f))
+void wxDataViewHeaderWindowMSW::DoSetSize(int x, int y,
+ int w, int h,
+ int f)
{
- // the wxDataViewCtrl's internal wxBoxSizer will call this function when
- // the wxDataViewCtrl window gets resized: the following dummy call
- // to ScrollWindow() is required in order to get this header window
- // correctly repainted when it's (horizontally) scrolled:
-
- ScrollWindow(0, 0);
+ // TODO: why is there a border + 2px around it?
+ wxControl::DoSetSize( x+m_scrollOffsetX+1, y+1, w-m_scrollOffsetX-2, h-2, f );
}
#else // !defined(__WXMSW__)
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;
sortArrow = wxHDR_SORT_ICON_DOWN;
}
+ int state = 0;
+ if (m_parent->IsEnabled())
+ {
+ if ((int) i == m_hover)
+ state = wxCONTROL_CURRENT;
+ }
+ else
+ {
+ state = (int) wxCONTROL_DISABLED;
+ }
+
wxRendererNative::Get().DrawHeaderButton
(
this,
dc,
wxRect(xpos, 0, cw, ch-1),
- m_parent->IsEnabled() ? 0
- : (int)wxCONTROL_DISABLED,
+ state,
sortArrow
);
case wxALIGN_LEFT:
x += HEADER_HORIZ_BORDER;
break;
+ case wxALIGN_RIGHT:
+ x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
+ break;
+ default:
case wxALIGN_CENTER:
case wxALIGN_CENTER_HORIZONTAL:
x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
break;
- case wxALIGN_RIGHT:
- x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
- break;
}
// always center the title vertically:
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_minX = xpos;
}
+ int old_hover = m_hover;
+ m_hover = m_column;
+ if (event.Leaving())
+ m_hover = wxNOT_FOUND;
+ if (old_hover != m_hover)
+ Refresh();
+
if (m_column == wxNOT_FOUND)
return;
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())
}
}
-void wxGenericDataViewHeaderWindow::DrawCurrent()
-{
- int x1 = m_currentX;
- int y1 = 0;
- ClientToScreen (&x1, &y1);
-
- int x2 = m_currentX-1;
-#ifdef __WXMSW__
- ++x2; // but why ????
-#endif
- int y2 = 0;
- m_owner->GetClientSize( NULL, &y2 );
- m_owner->ClientToScreen( &x2, &y2 );
-
- wxScreenDC dc;
- dc.SetLogicalFunction(wxINVERT);
- dc.SetPen(m_penCurrent);
- dc.SetBrush(*wxTRANSPARENT_BRUSH);
- AdjustDC(dc);
- dc.DrawLine(x1, y1, x2, y2);
-}
-
void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
{
int xpix, x;
// wxDataViewMainWindow
//-----------------------------------------------------------------------------
+//The tree building helper, declared firstly
+void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node);
+
int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
{
if (row1 > row2) return 1;
wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size, const wxString &name ) :
- wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ),
+ wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ),
m_selection( wxDataViewSelectionCmp )
{
m_currentCol = NULL;
m_currentRow = 0;
- // TODO: we need to calculate this smartly
- m_lineHeight =
-#ifdef __WXMSW__
- 17;
-#else
- 20;
-#endif
- wxASSERT(m_lineHeight > 2*PADDING_TOPBOTTOM);
+ m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1
m_dragCount = 0;
m_dragStart = wxPoint(0,0);
m_hasFocus = false;
- SetBackgroundStyle( wxBG_STYLE_CUSTOM );
SetBackgroundColour( *wxWHITE );
+ SetBackgroundStyle(wxBG_STYLE_CUSTOM);
+
m_penRule = wxPen(GetRuleColour(), 1, wxSOLID);
+ //Here I compose a pen can draw black lines, maybe there are something system colour to use
+ m_penExpander = wxPen( wxColour(0,0,0), 1, wxSOLID );
//Some new added code to deal with the tree structure
m_root = new wxDataViewTreeNode( NULL );
- m_count = 0 ;
+ m_root->SetHasChildren(true);
+
+ //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;
}
-void wxDataViewMainWindow::OnRenameTimer()
-{
- // 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();
- }
- wxRect labelRect( xpos, m_currentRow * m_lineHeight,
- m_currentCol->GetWidth(), m_lineHeight );
-
- GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
- &labelRect.x, &labelRect.y);
-
- m_currentCol->GetRenderer()->StartEditing( m_currentRow, labelRect );
-}
-
-class DoJob
-{
-public:
- DoJob(){};
- virtual ~DoJob(){};
-
- virtual bool operator() ( wxDataViewTreeNode * node ) = 0 ;
-};
-
-class ItemAddJob: public DoJob
-{
-public:
- ItemAddJob( const wxDataViewItem & parent, const wxDataViewItem & item )
- { this->parent = parent ; this->item = item ; }
- virtual ~ItemAddJob(){};
-
- virtual bool operator() ( wxDataViewTreeNode * node )
- {
- if( node->GetItem() == parent )
- {
- wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
- newnode->SetItem(item);
- node->AppendChild( newnode);
- return true;
- }
- return false;
- }
-private:
- wxDataViewItem parent, item;
-};
-
-bool Walker( wxDataViewTreeNode * node, DoJob & func )
-{
- if( !node->HasChildren())
- return false;
-
- wxDataViewTreeNodes nodes = node->GetChildren();
- int len = node->GetChildrenNumber();
- int i = 0 ;
- for( ; i < len ; i ++ )
- {
- wxDataViewTreeNode * n = nodes[i];
- if( func( n ) )
- return true;
- if( Walker( n , func ) )
- return true;
- }
- return false;
-}
-
-
-
-bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
-{
- ItemAddJob job( parent, item);
- Walker( m_root , job);
- UpdateDisplay();
- return true;
-}
-
-bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem & item)
-{
- UpdateDisplay();
- return true;
-}
-
-bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
-{
- UpdateDisplay();
- return true;
-}
-
-bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int WXUNUSED(col) )
-{
- // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
-/*#define MAX_VIRTUAL_WIDTH 100000
-
- wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
- m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
- Refresh( true, &rect );
-
- return true;
-*/
- UpdateDisplay();
- return true;
-}
-
-bool wxDataViewMainWindow::Cleared()
-{
- UpdateDisplay();
- return true;
-}
-
-void wxDataViewMainWindow::UpdateDisplay()
-{
- m_dirty = true;
-}
-
-void wxDataViewMainWindow::OnInternalIdle()
-{
- wxWindow::OnInternalIdle();
-
- if (m_dirty)
- {
- RecalculateDisplay();
- m_dirty = false;
- }
-}
-
-void wxDataViewMainWindow::RecalculateDisplay()
-{
- wxDataViewModel *model = GetOwner()->GetModel();
- if (!model)
- {
- Refresh();
- return;
- }
-
- int width = GetEndOfLastCol();
- int height = GetRowCount() * m_lineHeight;
-
- SetVirtualSize( width, height );
- GetOwner()->SetScrollRate( 10, m_lineHeight );
-
- Refresh();
-}
-
-void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
-{
- wxWindow::ScrollWindow( dx, dy, rect );
-
- if (GetOwner()->m_headerArea)
- GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
-}
-
void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
wxDataViewModel *model = GetOwner()->GetModel();
wxAutoBufferedPaintDC dc( this );
+#ifdef __WXMSW__
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ dc.SetBrush( wxBrush( GetBackgroundColour()) );
+ dc.SetBrush( *wxWHITE_BRUSH );
+ wxSize size( GetClientSize() );
+ dc.DrawRectangle( 0,0,size.x,size.y );
+#endif
+
// prepare the DC
- dc.SetBackground(GetBackgroundColour());
- dc.Clear();
GetOwner()->PrepareDC( dc );
dc.SetFont( GetFont() );
unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
unsigned int item_count =
wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
- (int)(m_count- item_start) );
+ (int)(GetRowCount( ) - item_start));
unsigned int item_last = item_start + item_count;
// compute which columns needs to be redrawn
}
}
+ 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;
wxDataViewRenderer *cell = col->GetRenderer();
cell_rect.width = col->GetWidth();
- if (col->IsHidden())
- continue; // skipt it!
+ 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 = NULL;
+ wxDataViewItem dataitem;
+
+ if (m_root)
+ {
+ node = GetTreeNodeByRow(item);
+ if( node == NULL )
+ continue;
+
+ dataitem = node->GetItem();
+
+ if ((i > 0) && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem))
+ continue;
+ }
+ else
+ {
+ dataitem = wxDataViewItem( (void*) item );
+ }
+
+ model->GetValue( value, dataitem, col->GetModelColumn());
+ cell->SetValue( value );
+
+ if (cell->GetWantsAttr())
+ {
+ wxDataViewItemAttr attr;
+ bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr );
+ if (ret)
+ cell->SetAttr( attr );
+ cell->SetHasAttr( ret );
+ }
+
+ // update the y offset
+ cell_rect.y = item * m_lineHeight;
+
+ //Draw the expander here.
+ int indent = 0;
+ if ((m_root) && (col == expander))
+ {
+ indent = node->GetIndentLevel();
+
+ //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 , expander_y = cell_rect.y + EXPANDER_MARGIN ;
+ indent = indent + m_lineHeight ; //try to use the m_lineHeight as the expander space
+ dc.SetPen( m_penExpander );
+ dc.SetBrush( wxNullBrush );
+ if( node->HasChildren() )
+ {
+ 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, flag|wxCONTROL_EXPANDED );
+ else
+ wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
+ }
+ else
+ {
+ // I am wondering whether we should draw dot lines between tree nodes
+ if (node)
+ 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
+ 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 );
+ // size.y = wxMin( size.y, cell_rect.height );
+ size.y = cell_rect.height;
+
+ wxRect item_rect(cell_rect.GetTopLeft(), size);
+ int align = cell->GetAlignment();
+
+ // horizontal alignment:
+ item_rect.x = cell_rect.x;
+ if (align & wxALIGN_CENTER_HORIZONTAL)
+ 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
+
+ // vertical alignment:
+ item_rect.y = cell_rect.y;
+ if (align & wxALIGN_CENTER_VERTICAL)
+ 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
+
+ // add padding
+ item_rect.x += PADDING_RIGHTLEFT;
+ item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
+
+ //Here we add the tree indent
+ item_rect.x += indent;
+
+ int state = 0;
+ if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND))
+ state |= wxDATAVIEW_CELL_SELECTED;
+
+ // TODO: it would be much more efficient to create a clipping
+ // region for the entire column being rendered (in the OnPaint
+ // of wxDataViewMainWindow) instead of a single clip region for
+ // each cell. However it would mean that each renderer should
+ // respect the given wxRect's top & bottom coords, eventually
+ // violating only the left & right coords - however the user can
+ // make its own renderer and thus we cannot be sure of that.
+ dc.SetClippingRegion( item_rect );
+ cell->Render( item_rect, &dc, state );
+ dc.DestroyClippingRegion();
+ }
+
+ cell_rect.x += cell_rect.width;
+ }
+}
+
+void wxDataViewMainWindow::OnRenameTimer()
+{
+ // 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();
+ }
+ wxRect labelRect( xpos, m_currentRow * m_lineHeight,
+ m_currentCol->GetWidth(), m_lineHeight );
+
+ GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
+ &labelRect.x, &labelRect.y);
+
+ wxDataViewItem item = GetItemByRow( m_currentRow );
+ 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
+ // 0: Job done, stop tranverse and return
+ // 1: Ignore the current node's subtree and continue
+ // 2: Job not done, continue
+ enum { OK = 0 , IGR = 1, CONT = 2 };
+ virtual int operator() ( wxDataViewTreeNode * node ) = 0 ;
+ virtual int operator() ( void * n ) = 0;
+};
+
+bool Walker( wxDataViewTreeNode * node, DoJob & func )
+{
+ if( node==NULL )
+ return false;
+
+ switch( func( node ) )
+ {
+ case DoJob::OK :
+ return true ;
+ case DoJob::IGR:
+ return false;
+ case DoJob::CONT:
+ default:
+ ;
+ }
+
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ wxDataViewTreeLeaves leaves = node->GetChildren();
+
+ int len_nodes = nodes.GetCount();
+ int len = leaves.GetCount();
+ int i = 0, nodes_i = 0;
+
+ for( ; i < len ; i ++ )
+ {
+ void * n = leaves[i];
+ if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
+ {
+ wxDataViewTreeNode * nd = nodes[nodes_i];
+ nodes_i++;
+
+ if( Walker( nd , 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)
+{
+ if (!m_root)
+ {
+ m_count++;
+ UpdateDisplay();
+ return true;
+ }
+
+ SortPrepare();
+
+ wxDataViewTreeNode * node;
+ node = FindNode(parent);
+
+ if( node == NULL )
+ return false;
+
+ node->SetHasChildren( true );
+
+ 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;
+}
+
+void DestroyTreeHelper( wxDataViewTreeNode * node);
+
+bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
+ const wxDataViewItem& item)
+{
+ if (!m_root)
+ {
+ m_count--;
+ if( m_currentRow > GetRowCount() )
+ m_currentRow = m_count - 1;
+
+ m_selection.Empty();
+
+ UpdateDisplay();
+
+ return true;
+ }
+
+ 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 )
+ {
+ m_selection.Empty();
+ }
+ bool isContainer = false;
+ wxDataViewTreeNodes nds = node->GetNodes();
+ for (size_t i = 0; i < nds.GetCount(); i ++)
+ {
+ if (nds[i]->GetItem() == item)
+ {
+ isContainer = true;
+ break;
+ }
+ }
+ 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;
+ }
+ }
+
+ wxCHECK_MSG( n != NULL, false, "item not found" );
+
+ 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)
+ {
+ node->GetParent()->GetNodes().Remove( node );
+ delete node;
+ }
+
+ //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;
+
+ UpdateDisplay();
+
+ return true;
+}
+
+bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
+{
+ 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 col )
+{
+ // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
+/*#define MAX_VIRTUAL_WIDTH 100000
+
+ wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
+ m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
+ Refresh( true, &rect );
+
+ return true;
+*/
+ 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()
+{
+ DestroyTree();
+
+ SortPrepare();
+ BuildTree( GetOwner()->GetModel() );
- for (unsigned int item = item_start; item < item_last; item++)
- {
- // get the cell value and set it into the renderer
- wxVariant value;
- wxDataViewItem dataitem = GetItemByRow(item);
- model->GetValue( value, dataitem, col->GetModelColumn());
- cell->SetValue( value );
+ UpdateDisplay();
- // update the y offset
- cell_rect.y = item * m_lineHeight;
+ return true;
+}
- // cannot be bigger than allocated space
- wxSize size = cell->GetSize();
- size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width );
- size.y = wxMin( size.y + 2*PADDING_TOPBOTTOM, cell_rect.height );
+void wxDataViewMainWindow::UpdateDisplay()
+{
+ m_dirty = true;
+}
- wxRect item_rect(cell_rect.GetTopLeft(), size);
- int align = cell->GetAlignment();
+void wxDataViewMainWindow::OnInternalIdle()
+{
+ wxWindow::OnInternalIdle();
- // horizontal alignment:
- item_rect.x = cell_rect.x;
- if (align & wxALIGN_CENTER_HORIZONTAL)
- 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
+ if (m_dirty)
+ {
+ RecalculateDisplay();
+ m_dirty = false;
+ }
+}
- // vertical alignment:
- item_rect.y = cell_rect.y;
- if (align & wxALIGN_CENTER_VERTICAL)
- 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
+void wxDataViewMainWindow::RecalculateDisplay()
+{
+ wxDataViewModel *model = GetOwner()->GetModel();
+ if (!model)
+ {
+ Refresh();
+ return;
+ }
- // add padding
- item_rect.x += PADDING_RIGHTLEFT;
- item_rect.y += PADDING_TOPBOTTOM;
- item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
- item_rect.height = size.y - 2 * PADDING_TOPBOTTOM;
+ int width = GetEndOfLastCol();
+ int height = GetRowCount() * m_lineHeight;
- int state = 0;
- if (m_selection.Index(item) != wxNOT_FOUND)
- state |= wxDATAVIEW_CELL_SELECTED;
+ SetVirtualSize( width, height );
+ GetOwner()->SetScrollRate( 10, m_lineHeight );
- // TODO: it would be much more efficient to create a clipping
- // region for the entire column being rendered (in the OnPaint
- // of wxDataViewMainWindow) instead of a single clip region for
- // each cell. However it would mean that each renderer should
- // respect the given wxRect's top & bottom coords, eventually
- // violating only the left & right coords - however the user can
- // make its own renderer and thus we cannot be sure of that.
- dc.SetClippingRegion( item_rect );
- cell->Render( item_rect, &dc, state );
- dc.DestroyClippingRegion();
+ Refresh();
+}
+
+void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
+{
+ wxWindow::ScrollWindow( dx, dy, rect );
+
+ if (GetOwner()->m_headerArea)
+ 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();
+ int colnum = 0;
+ 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;
}
- cell_rect.x += cell_rect.width;
+ 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 );
}
int wxDataViewMainWindow::GetCountPerPage() const
return y / m_lineHeight;
}
-unsigned int wxDataViewMainWindow::GetLastVisibleRow() const
+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) - 1;
+
+ return wxMin( GetRowCount()-1, row );
}
-unsigned int wxDataViewMainWindow::GetRowCount() const
+unsigned int wxDataViewMainWindow::GetRowCount()
{
+ if ( m_count == -1 )
+ {
+ m_count = RecalculateCount();
+ int width, height;
+ GetVirtualSize( &width, &height );
+ height = m_count * m_lineHeight;
+
+ SetVirtualSize( width, height );
+ }
return m_count;
- //return wx_const_cast(wxDataViewCtrl*, GetOwner())->GetModel()->GetRowCount();
}
void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
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 );
}
- //EnsureVisible( m_currentRow );
-}
+ GetOwner()->EnsureVisible( m_currentRow, -1 );
+}
+
+wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
+{
+ wxRect rect;
+ rect.x = 0;
+ rect.y = m_lineHeight * row;
+ rect.width = GetEndOfLastCol();
+ rect.height = m_lineHeight;
+
+ return rect;
+}
+
+class RowToItemJob: public DoJob
+{
+public:
+ 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;
+ }
+
+ 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;
+ int current ;
+ wxDataViewItem ret;
+};
+
+wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
+{
+ if (!m_root)
+ {
+ return wxDataViewItem( (void*) row );
+ }
+ else
+ {
+ RowToItemJob job( row, -2 );
+ Walker( m_root , job );
+ return job.GetResult();
+ }
+}
+
+class RowToTreeNodeJob: public DoJob
+{
+public:
+ 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;
+ }
+
+ if( node->GetSubTreeCount() + current < static_cast<int>(row) )
+ {
+ current += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
+ 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( 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)
+{
+ if (!m_root)
+ {
+ return NULL;
+ }
+ else
+ {
+ 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;
+}
+
+void wxDataViewMainWindow::OnExpanding( unsigned int row )
+{
+ wxDataViewTreeNode * node = GetTreeNodeByRow(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;
+ }
+}
+
+void wxDataViewMainWindow::OnCollapsing(unsigned int row)
+{
+ 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();
+ 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;
+ }
+}
+
+wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
+{
+ wxDataViewModel * model = GetOwner()->GetModel();
+ if( model == NULL )
+ return NULL;
+
+ //Compose the a parent-chain of the finding item
+ ItemList list;
+ list.DeleteContents( true );
+ wxDataViewItem it( item );
+ while( it.IsOk() )
+ {
+ wxDataViewItem * pItem = new wxDataViewItem( it );
+ list.Insert( pItem );
+ it = model->GetParent( it );
+ }
+
+ //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( node->HasChildren() )
+ {
+ if( node->GetChildrenNumber() == 0 )
+ {
+ SortPrepare();
+ BuildTreeHelper(model, node->GetItem(), node);
+ }
+
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ unsigned int i = 0;
+ for (; i < nodes.GetCount(); i ++)
+ {
+ if (nodes[i]->GetItem() == (**iter))
+ {
+ node = nodes[i];
+ break;
+ }
+ }
+ if (i == nodes.GetCount())
+ return NULL;
+ }
+ else
+ return NULL;
+ }
+ return node;
+}
+
+void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
+{
+ 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;
-wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
-{
- wxRect rect;
- rect.x = 0;
- rect.y = m_lineHeight * row;
- rect.width = GetEndOfLastCol();
- rect.height = m_lineHeight;
+ x_start += w;
+ }
- return rect;
+ column = col;
+ item = GetItemByRow( y/m_lineHeight );
}
-/*
-static int tree_walk_current ;
-wxDataViewTreeNode * TreeWalk( unsigned int row , wxDataViewTreeNode * node )
+wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
{
- wxDataViewTreeNode * ret ;
- if( tree_walk_current == row )
- return node;
-
- if( node->HasChildren() && node->IsOpen())
+ 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 ++ )
{
- wxDataViewTreeNodes nodes = node->GetChildren();
- int len = nodes.GetCount();
- int i = 0 ;
- for( ; i < len; i ++)
- {
- tree_walk_current ++;
- ret = TreeWalk( row, nodes[i] );
- if( ret != NULL )
- return ret;
- }
+ col = GetOwner()->GetColumn( i );
+ x += col->GetWidth();
+ if( GetOwner()->GetColumn(i+1) == column )
+ break;
}
- return NULL;
+ int w = col->GetWidth();
+ m_owner->CalcScrolledPosition( x, y, &x, &y );
+ return wxRect(x, y, w, h);
}
-*/
-
-class RowToItemJob: public DoJob
-{
-public:
- RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;}
- virtual ~RowToItemJob(){};
-
- virtual bool operator() ( wxDataViewTreeNode * node )
- {
- if( current == row)
- {
- ret = node->GetItem() ;
- return true;
- }
- current ++;
- return false;
- }
-
- wxDataViewItem GetResult(){ return ret; }
-private:
- unsigned int row;
- int current ;
- wxDataViewItem ret;
-};
-wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row)
+int wxDataViewMainWindow::RecalculateCount()
{
- RowToItemJob job( row, 0 );
- Walker( m_root , job );
- return job.GetResult();
+ if (!m_root)
+ {
+ wxDataViewIndexListModel *list_model = (wxDataViewIndexListModel*) GetOwner()->GetModel();
+#ifndef __WXMAC__
+ return list_model->GetLastIndex() + 1;
+#else
+ return list_model->GetLastIndex() - 1;
+#endif
+ }
+ else
+ {
+ return m_root->GetSubTreeCount();
+ }
}
class ItemToRowJob : public DoJob
{
public:
- ItemToRowJob(const wxDataViewItem & item){ this->item = item ; }
+ ItemToRowJob(const wxDataViewItem & item, ItemList::const_iterator iter )
+ { this->item = item ; ret = -1 ; m_iter = iter ; }
virtual ~ItemToRowJob(){};
- virtual bool operator() ( wxDataViewTreeNode * node)
- {
- ret ++;
- if( node->GetItem() == item )
- return true;
+ //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->GetItem() == **m_iter )
+ {
+ m_iter++ ;
+ return DoJob::CONT;
+ }
+ else
+ {
+ ret += node->GetSubTreeCount();
+ return DoJob::IGR;
+ }
- return false;
- }
+ }
- int GetResult(){ return ret; }
+ 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 );
- Walker(m_root , job );
- return job.GetResult();
+ wxDataViewModel * model = GetOwner()->GetModel();
+ if( model == NULL )
+ return -1;
+
+ if (!m_root)
+ {
+ return wxPtrToUInt( item.GetID() );
+ }
+ else
+ {
+ 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();
+ }
}
-unsigned int BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node)
+void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node)
{
- int sum = 0 ;
- if( !model->HasChildren( item ) )
- return 0;
-
- wxDataViewItem i = model->GetFirstChild( item );
- while( i.IsOk() )
+ if( !model->IsContainer( item ) )
+ return ;
+
+ wxDataViewItemArray children;
+ unsigned int num = model->GetChildren( item, children);
+ unsigned int index = 0;
+ while( index < num )
{
- wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
- n->SetItem(i);
- node->AppendChild(n);
- int num = BuildTreeHelper( model, i, n) + 1;
- sum += num ;
- 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 ++;
}
- return sum;
+ node->SetSubTreeCount( num );
+ wxDataViewTreeNode * n = node->GetParent();
+ if( n != NULL)
+ n->ChangeSubTreeCount(num);
+
}
void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
{
+ DestroyTree();
+
+ if (GetOwner()->GetModel()->IsIndexListModel())
+ {
+ m_count = -1 ;
+ return;
+ }
+
+ m_root = new wxDataViewTreeNode( NULL );
+ m_root->SetHasChildren(true);
+
//First we define a invalid item to fetch the top-level elements
wxDataViewItem item;
- m_count = BuildTreeHelper( model, item, m_root);
+ 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 i = 0 ;
- wxDataViewTreeNodes nodes = node->GetChildren();
- for( ; i < len; i ++ )
+ int len = node->GetNodeNumber();
+ int i = 0 ;
+ wxDataViewTreeNodes nodes = node->GetNodes();
+ for( ; i < len; i ++ )
{
DestroyTreeHelper(nodes[i]);
}
void wxDataViewMainWindow::DestroyTree()
{
- DestroyTreeHelper(m_root);
- m_count = 0 ;
+ if (m_root)
+ {
+ DestroyTreeHelper(m_root);
+ m_count = 0;
+ m_root = NULL;
+ }
}
void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
switch ( event.GetKeyCode() )
{
+ case WXK_RETURN:
+ {
+ if (m_currentRow > 0)
+ {
+ wxWindow *parent = GetParent();
+ 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
+ case WXK_LEFT:
+ 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 ((m_root) && (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()));
+ RefreshRow(GetRowByItem(m_underMouse->GetItem()));
+ }
+ if (m_underMouse != node)
+ {
+ //wxLogMessage("Do the row: %d", current);
+ RefreshRow(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()));
+ RefreshRow(GetRowByItem(m_underMouse->GetItem()));
+ m_underMouse = NULL;
+ }
+ }
+
wxDataViewModel *model = GetOwner()->GetModel();
if (event.Dragging())
m_lastOnSame = false;
}
+ wxDataViewItem item = GetItemByRow(current);
+ bool ignore_other_columns =
+ ((GetOwner()->GetExpanderColumn() != col) &&
+ (model->IsContainer(item)) &&
+ (!model->HasContainerColumns(item)));
+
if (event.LeftDClick())
{
if ( current == m_lineLastClicked )
{
- if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)
+ if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
{
wxVariant value;
- model->GetValue( value, col->GetModelColumn(), current );
+ model->GetValue( value, item, col->GetModelColumn() );
cell->SetValue( value );
wxRect cell_rect( xpos, current * m_lineHeight,
col->GetWidth(), m_lineHeight );
- wxDataViewItem dataitem = GetItemByRow(current);
- cell->Activate( cell_rect, model, dataitem, col->GetModelColumn() );
+ cell->Activate( cell_rect, model, item, col->GetModelColumn() );
+
+ }
+ else
+ {
+ wxWindow *parent = GetParent();
+ wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
+ le.SetItem( item );
+ le.SetEventObject(parent);
+ le.SetModel(GetOwner()->GetModel());
+
+ parent->GetEventHandler()->ProcessEvent(le);
}
return;
}
SelectRow( m_lineSelectSingleOnUp, true );
}
- if (m_lastOnSame)
+ //Process the event of user clicking the expander
+ bool expander = false;
+ if ((m_root) && (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) )
+ {
+ 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 && !ignore_other_columns)
{
if ((col == m_currentCol) && (current == m_currentRow) &&
(cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
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() const
+{
+ if( m_selection.GetCount() != 1 )
+ return wxDataViewItem();
+
+ return GetItemByRow( m_selection.Item(0));
+}
+
//-----------------------------------------------------------------------------
// wxDataViewCtrl
//-----------------------------------------------------------------------------
+WX_DEFINE_LIST(wxDataViewColumnList)
IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
long style, const wxValidator& validator )
{
if (!wxControl::Create( parent, id, pos, size,
- style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator))
+ style | wxScrolledWindowStyle|wxBORDER_SUNKEN, validator))
return false;
+ SetInitialSize(size);
+
Init();
#ifdef __WXMAC__
model->AddNotifier( m_notifier );
+ m_clientArea->DestroyTree();
+
m_clientArea->BuildTree(model);
m_clientArea->UpdateDisplay();
if (!wxDataViewCtrlBase::AppendColumn(col))
return false;
+ m_cols.Append( col );
+ OnColumnChange();
+ return true;
+}
+
+bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
+{
+ if (!wxDataViewCtrlBase::PrependColumn(col))
+ return false;
+
+ m_cols.Insert( col );
OnColumnChange();
return true;
}
m_clientArea->UpdateDisplay();
}
-/********************************************************************
-void wxDataViewCtrl::SetSelection( int row )
+
+void wxDataViewCtrl::DoSetExpanderColumn()
+{
+ m_clientArea->UpdateDisplay();
+}
+
+void wxDataViewCtrl::DoSetIndent()
+{
+ m_clientArea->UpdateDisplay();
+}
+
+unsigned int wxDataViewCtrl::GetColumnCount() const
+{
+ return m_cols.GetCount();
+}
+
+wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
+{
+ wxDataViewColumnList::const_iterator iter;
+ unsigned 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;
+}
+
+void wxDataViewCtrl::ColumnMoved( wxDataViewColumn* col, unsigned int new_pos )
+{
+ if (new_pos > m_cols.GetCount()) return;
+ m_cols.DeleteObject( col );
+ m_cols.Insert( new_pos, col );
+
+ m_clientArea->UpdateDisplay();
+}
+
+bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
+{
+ wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column );
+ if (!ret)
+ 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();
+}
+
+int wxDataViewCtrl::GetSelections( wxDataViewItemArray & 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( m_clientArea->GetItemByRow( row ) );
+ }
+ return len;
+}
+
+void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
+{
+ 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
{
- m_clientArea->SelectRow(row, true);
+ int row = m_clientArea->GetRowByItem( item );
+ if( row >= 0 )
+ {
+ return m_clientArea->IsRowSelected(row);
+ }
+ return false;
}
-void wxDataViewCtrl::SetSelectionRange( unsigned int from, unsigned int to )
+//Selection code with row number as parameter
+int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
{
- m_clientArea->SelectRows(from, to, 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( 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 > (int) 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