// Purpose:
// Author: Robert Roebling
// Created: 01/02/97
-// Id:
+// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#include "wx/treectrl.h"
#include "wx/settings.h"
+#include "wx/log.h"
+#include <wx/intl.h>
//-----------------------------------------------------------------------------
// wxTreeItem
IMPLEMENT_DYNAMIC_CLASS(wxTreeItem, wxObject)
-wxTreeItem::wxTreeItem(void)
+wxTreeItem::wxTreeItem()
{
m_mask = 0;
m_itemId = 0;
IMPLEMENT_DYNAMIC_CLASS(wxTreeEvent,wxCommandEvent)
-wxTreeEvent::wxTreeEvent( WXTYPE commandType, int id ) :
+wxTreeEvent::wxTreeEvent( wxEventType commandType, int id ) :
wxCommandEvent( commandType, id )
{
m_code = 0;
void wxGenericTreeItem::SetItem( const wxTreeItem &item, wxDC *dc )
{
- if ((item.m_mask & wxTREE_MASK_HANDLE) == wxTREE_MASK_HANDLE)
+ if ((item.m_mask & wxTREE_MASK_HANDLE) == wxTREE_MASK_HANDLE)
m_itemId = item.m_itemId;
if ((item.m_mask & wxTREE_MASK_STATE) == wxTREE_MASK_STATE)
m_state = item.m_state;
m_height = lh;
};
-void wxGenericTreeItem::Reset(void)
+void wxGenericTreeItem::Reset()
{
m_itemId = -1;
m_state = 0;
m_yCross = 0;
m_level = 0;
m_children.DeleteContents( TRUE );
+ m_isCollapsed = TRUE;
m_parent = NULL;
};
item.m_data = m_data;
};
-bool wxGenericTreeItem::HasChildren(void)
+bool wxGenericTreeItem::HasChildren()
{
return m_hasChildren;
};
-bool wxGenericTreeItem::HasPlus(void)
+bool wxGenericTreeItem::HasPlus()
{
- return (m_hasChildren && (m_children.Number() == 0));
+ if ( !HasChildren() )
+ return FALSE;
+
+ return !IsExpanded();
};
-int wxGenericTreeItem::NumberOfVisibleDescendents(void)
+int wxGenericTreeItem::NumberOfVisibleDescendents()
{
int ret = m_children.Number();
wxNode *node = m_children.First();
return ret;
};
-int wxGenericTreeItem::NumberOfVisibleChildren(void)
+int wxGenericTreeItem::NumberOfVisibleChildren()
{
- return m_children.Number();
+ return m_isCollapsed ? 0 : m_children.Number();
};
wxGenericTreeItem *wxGenericTreeItem::FindItem( long itemId ) const
long wxGenericTreeItem::HitTest( const wxPoint& point, int &flags )
{
- if (m_parent && ((point.y > m_y) && (point.y < m_y+m_height)))
+ if ((point.y > m_y) && (point.y < m_y+m_height))
{
if ((point.x > m_xCross-5) &&
(point.x < m_xCross+5) &&
(point.y > m_yCross-5) &&
(point.y < m_yCross+5) &&
- (m_hasChildren)
- )
+ (m_hasChildren))
{
flags = wxTREE_HITTEST_ONITEMBUTTON;
return m_itemId;
}
else
{
- wxNode *node = m_children.First();
- while (node)
+ if (!m_isCollapsed)
{
- wxGenericTreeItem *child = (wxGenericTreeItem*)node->Data();
- long res = child->HitTest( point, flags );
- if (res != -1) return res;
- node = node->Next();
+ wxNode *node = m_children.First();
+ while (node)
+ {
+ wxGenericTreeItem *child = (wxGenericTreeItem*)node->Data();
+ long res = child->HitTest( point, flags );
+ if (res != -1) return res;
+ node = node->Next();
+ };
};
};
return -1;
void wxGenericTreeItem::SendDelete( wxWindow *target )
{
- wxTreeEvent event( wxEVT_COMMAND_TREE_DELETE_ITEM,
- target->GetId() );
+ wxTreeEvent event( wxEVT_COMMAND_TREE_DELETE_ITEM, target->GetId() );
PrepareEvent( event );
event.SetEventObject( target );
target->ProcessEvent( event );
void wxGenericTreeItem::SendExpand( wxWindow *target )
{
- wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_EXPANDED,
- target->GetId() );
+ m_isCollapsed = FALSE;
+
+ wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_EXPANDING, target->GetId() );
+ event.SetEventObject( target );
PrepareEvent( event );
+ target->ProcessEvent( event );
+
+ event.SetEventType(wxEVT_COMMAND_TREE_ITEM_EXPANDED);
+ PrepareEvent( event );
+ target->ProcessEvent( event );
+};
+
+void wxGenericTreeItem::SendCollapse( wxWindow *target )
+{
+ m_isCollapsed = TRUE;
+
+ wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_COLLAPSING, target->GetId() );
event.SetEventObject( target );
+ PrepareEvent( event );
+ target->ProcessEvent( event );
+
+ event.SetEventType(wxEVT_COMMAND_TREE_ITEM_COLLAPSED);
+ PrepareEvent( event );
target->ProcessEvent( event );
};
m_hasHilight = set;
};
-bool wxGenericTreeItem::HasHilight(void)
+bool wxGenericTreeItem::HasHilight()
{
return m_hasHilight;
};
// wxTreeCtrl
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl,wxScrolledWindow
-)
+IMPLEMENT_DYNAMIC_CLASS(wxTreeCtrl,wxScrolledWindow)
BEGIN_EVENT_TABLE(wxTreeCtrl,wxScrolledWindow)
EVT_PAINT (wxTreeCtrl::OnPaint)
EVT_KILL_FOCUS (wxTreeCtrl::OnKillFocus)
END_EVENT_TABLE()
-wxTreeCtrl::wxTreeCtrl(void)
+wxTreeCtrl::wxTreeCtrl()
{
m_current = NULL;
m_anchor = NULL;
m_lineHeight = 10;
m_indent = 15;
m_isCreated = FALSE;
- m_dc = NULL;
m_hilightBrush = new wxBrush( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT), wxSOLID );
+ m_imageList = NULL;
+ m_smallImageList = NULL;
};
-wxTreeCtrl::wxTreeCtrl(wxWindow *parent, const wxWindowID id,
- const wxPoint& pos,
- const wxSize& size,
- const long style, const wxString& name )
+wxTreeCtrl::wxTreeCtrl(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name )
{
m_current = NULL;
m_anchor = NULL;
m_lineHeight = 10;
m_indent = 15;
m_isCreated = FALSE;
- m_dc = NULL;
m_hilightBrush = new wxBrush( wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT), wxSOLID );
+ m_imageList = NULL;
+ m_smallImageList = NULL;
Create( parent, id, pos, size, style, name );
};
-wxTreeCtrl::~wxTreeCtrl(void)
+wxTreeCtrl::~wxTreeCtrl()
{
- if (m_dc) delete m_dc;
};
-bool wxTreeCtrl::Create(wxWindow *parent, const wxWindowID id,
- const wxPoint& pos,
- const wxSize& size,
- const long style
-, const wxString& name )
+bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size,
+ long style, const wxString& name )
{
wxScrolledWindow::Create( parent, id, pos, size, style, name );
SetBackgroundColour( *wxWHITE );
return TRUE;
};
-int wxTreeCtrl::GetCount(void) const
+int wxTreeCtrl::GetCount() const
{
if (!m_anchor) return 0;
return m_anchor->NumberOfVisibleDescendents();
};
-long wxTreeCtrl::InsertItem( const long parent, const wxString& label, const int image,
- const int selImage, const long WXUNUSED(insertAfter) )
+long wxTreeCtrl::InsertItem( long parent, const wxString& label, int image,
+ int selImage, long WXUNUSED(insertAfter) )
{
wxGenericTreeItem *p = NULL;
if (parent == 0)
item.m_selectedImage = selImage;
item.m_mask |= wxTREE_MASK_SELECTED_IMAGE;
};
-
+
wxClientDC dc(this);
wxGenericTreeItem *new_child = new wxGenericTreeItem( p, item, &dc );
- if (p)
+ if (p)
p->AddChild( new_child );
else
m_anchor = new_child;
-
+
if (p)
{
CalculatePositions();
-
+
+ if (!p->HasChildren()) p->m_hasChildren = TRUE;
+
int ch = 0;
GetClientSize( NULL, &ch );
+
+ PrepareDC( dc );
wxRectangle rect;
- rect.x = 0; rect.y = 0;
- rect.width = 10000; rect.height = ch;
-
- PrepareDC( dc );
+ rect.x = dc.LogicalToDeviceX( 0 );
+ rect.y = 0;
+ rect.width = 10000;
+ rect.height = ch;
+
if (p->m_children.Number() == 1)
{
rect.y = dc.LogicalToDeviceY( p->m_y );
wxGenericTreeItem* last_child = (wxGenericTreeItem*)node->Data();
rect.y = dc.LogicalToDeviceY( last_child->m_y );
};
-
- long doX = 0;
- long doY = 0;
- dc.GetDeviceOrigin( &doX, &doY );
- rect.height = ch-rect.y-doY;
-
+
AdjustMyScrollbars();
-
+
if (rect.height > 0) Refresh( FALSE, &rect);
}
else
{
AdjustMyScrollbars();
-
+
Refresh();
};
-
+
return m_lastId;
};
-long wxTreeCtrl::InsertItem( const long parent, wxTreeItem &info, const long WXUNUSED(insertAfter) )
+long wxTreeCtrl::InsertItem( long parent, wxTreeItem &info, long WXUNUSED(insertAfter) )
{
int oldMask = info.m_mask;
wxGenericTreeItem *p = NULL;
{
ret = info.m_itemId;
};
-
+
wxClientDC dc(this);
wxGenericTreeItem *new_child = new wxGenericTreeItem( p, info, &dc );
- if (p)
+ if (p)
p->AddChild( new_child );
else
m_anchor = new_child;
-
+
if (p)
{
CalculatePositions();
-
+
+ if (!p->HasChildren()) p->m_hasChildren = TRUE;
+
int ch = 0;
GetClientSize( NULL, &ch );
+
+ PrepareDC( dc );
wxRectangle rect;
- rect.x = 0; rect.y = 0;
- rect.width = 10000; rect.height = ch;
-
- PrepareDC( dc );
+ rect.x = dc.LogicalToDeviceX( 0 );
+ rect.y = 0;
+ rect.width = 10000;
+ rect.height = ch;
+
if (p->m_children.Number() == 1)
{
rect.y = dc.LogicalToDeviceY( p->m_y );
wxGenericTreeItem* last_child = (wxGenericTreeItem*)node->Data();
rect.y = dc.LogicalToDeviceY( last_child->m_y );
};
-
- long doX = 0;
- long doY = 0;
- dc.GetDeviceOrigin( &doX, &doY );
- rect.height = ch-rect.y-doY;
-
+
AdjustMyScrollbars();
-
+
if (rect.height > 0) Refresh( FALSE, &rect);
}
else
{
AdjustMyScrollbars();
-
+
Refresh();
};
-
+
info.m_mask = oldMask;
return ret;
};
-bool wxTreeCtrl::ExpandItem( const long item, const int action )
+bool wxTreeCtrl::ExpandItem( long item, int action )
{
wxGenericTreeItem *i = FindItem( item );
- if (!i) return FALSE;
+ if (!i)
+ return FALSE;
+
switch (action)
{
case wxTREE_EXPAND_EXPAND:
{
i->SendExpand( this );
break;
- };
+ }
+
case wxTREE_EXPAND_COLLAPSE_RESET:
case wxTREE_EXPAND_COLLAPSE:
{
while (node)
{
wxGenericTreeItem *child = (wxGenericTreeItem*)node->Data();
- child->SendDelete( this );
- delete node;
- node = i->m_children.First();
+ if ( child->IsExpanded() )
+ ExpandItem( child->m_itemId, wxTREE_EXPAND_COLLAPSE );
+ node = node->Next();
};
-
- int cw = 0;
- int ch = 0;
- GetClientSize( &cw, &ch );
- wxRect rect;
- rect.x = 0;
- rect.width = cw;
- wxClientDC dc(this);
- PrepareDC(dc);
- rect.y = dc.LogicalToDeviceY( i->m_y );
-
- long doY = 0;
- dc.GetDeviceOrigin( NULL, &doY );
- rect.height = ch-rect.y-doY;
- Refresh( TRUE, &rect );
-
- AdjustMyScrollbars();
+
+ CalculatePositions();
+
+ i->SendCollapse( this );
break;
- };
+ }
+
case wxTREE_EXPAND_TOGGLE:
{
- if (i->HasPlus())
- ExpandItem( item, wxTREE_EXPAND_EXPAND );
- else
+ if ( i->IsExpanded() )
ExpandItem( item, wxTREE_EXPAND_COLLAPSE );
- break;
- };
+ else
+ ExpandItem( item, wxTREE_EXPAND_EXPAND );
+ return TRUE;
+ }
};
+
+ wxClientDC dc(this);
+ PrepareDC(dc);
+
+ int cw = 0;
+ int ch = 0;
+ GetClientSize( &cw, &ch );
+
+ wxRect rect;
+ rect.x = dc.LogicalToDeviceX( 0 );
+ rect.width = cw;
+ rect.y = dc.LogicalToDeviceY( i->m_y );
+ rect.height = ch;
+ Refresh( TRUE, &rect );
+
+ AdjustMyScrollbars();
+
return TRUE;
};
-bool wxTreeCtrl::DeleteAllItems(void)
+void wxTreeCtrl::DeleteItem( long item )
+{
+ wxGenericTreeItem *pItem = FindItem( item );
+ wxCHECK_RET( pItem != NULL, _("wxTreeCtrl::DeleteItem: no such pItem.") );
+
+ pItem->m_parent->m_children.DeleteObject(pItem);
+
+ Refresh();
+}
+
+void wxTreeCtrl::DeleteChildren( long item )
+{
+ wxGenericTreeItem *pItem = FindItem( item );
+ wxCHECK_RET( pItem != NULL, _("wxTreeCtrl::DeleteChildren: no such pItem.") );
+
+ pItem->m_children.Clear();
+
+ Refresh();
+}
+
+bool wxTreeCtrl::DeleteAllItems()
{
delete m_anchor;
m_anchor = NULL;
return TRUE;
};
-long wxTreeCtrl::GetItemData( const long item ) const
+long wxTreeCtrl::GetItemData( long item ) const
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return 0;
return i->m_data;
};
-wxString wxTreeCtrl::GetItemText( const long item ) const
+wxString wxTreeCtrl::GetItemText( long item ) const
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return "";
return i->m_text;
};
-long wxTreeCtrl::GetParent( const long item ) const
+int wxTreeCtrl::GetItemImage(long item) const
+{
+ wxGenericTreeItem *i = FindItem( item );
+ return i == 0 ? -1 : i->GetImage();
+}
+
+long wxTreeCtrl::GetParent( long item ) const
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return -1;
return i->m_parent->m_itemId;
};
-long wxTreeCtrl::GetRootItem(void) const
+long wxTreeCtrl::GetRootItem() const
{
if (m_anchor) return m_anchor->m_itemId;
return -1;
};
-long wxTreeCtrl::GetSelection(void) const
+long wxTreeCtrl::GetSelection() const
{
- return 0;
+ return m_current ? m_current->GetItemId() : -1;
};
-bool wxTreeCtrl::SelectItem( const long WXUNUSED(item) ) const
+bool wxTreeCtrl::SelectItem(long itemId)
{
- return FALSE;
+ wxGenericTreeItem *pItem = FindItem(itemId);
+ if ( !pItem ) {
+ wxLogDebug(_("Can't select an item %d which doesn't exist."), itemId);
+
+ return FALSE;
+ }
+
+ SelectItem(pItem);
+
+ return TRUE;
};
-bool wxTreeCtrl::ItemHasChildren( const long item ) const
+void wxTreeCtrl::SelectItem(wxGenericTreeItem *item)
+{
+ if (m_current != item)
+ {
+ if (m_current)
+ {
+ m_current->SetHilight( FALSE );
+ RefreshLine( m_current );
+ };
+ m_current = item;
+ m_current->SetHilight( TRUE );
+ RefreshLine( m_current );
+
+ m_current->SendSelected( this );
+ }
+}
+
+bool wxTreeCtrl::ItemHasChildren( long item ) const
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return FALSE;
return i->m_hasChildren;
};
-void wxTreeCtrl::SetIndent( const int indent )
+void wxTreeCtrl::SetIndent( int indent )
{
m_indent = indent;
Refresh();
};
-int wxTreeCtrl::GetIndent(void) const
+int wxTreeCtrl::GetIndent() const
{
return m_indent;
};
if (!i) return FALSE;
wxClientDC dc(this);
i->SetItem( info, &dc );
+ Refresh();
return TRUE;
};
-bool wxTreeCtrl::SetItemData( const long item, const long data )
+bool wxTreeCtrl::SetItemData( long item, long data )
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return FALSE;
return TRUE;
};
-bool wxTreeCtrl::SetItemText( const long item, const wxString &text )
+bool wxTreeCtrl::SetItemText( long item, const wxString &text )
{
wxGenericTreeItem *i = FindItem( item );
if (!i) return FALSE;
return TRUE;
};
+void wxTreeCtrl::SetItemImage(long item, int image, int imageSel) const
+{
+ wxGenericTreeItem *i = FindItem( item );
+ if ( i != 0 ) {
+ i->SetImage(image);
+ i->SetSelectedImage(imageSel);
+ }
+}
+
long wxTreeCtrl::HitTest( const wxPoint& point, int &flags )
{
flags = 0;
return m_anchor->HitTest( point, flags );
};
-void wxTreeCtrl::AdjustMyScrollbars(void)
+wxImageList *wxTreeCtrl::GetImageList( int which ) const
+{
+ if (which == wxIMAGE_LIST_NORMAL) return m_imageList;
+ return m_smallImageList;
+};
+
+void wxTreeCtrl::SetImageList( wxImageList *imageList, int which )
+{
+ if (which == wxIMAGE_LIST_NORMAL)
+ {
+ if (m_imageList) delete m_imageList;
+ m_imageList = imageList;
+ }
+ else
+ {
+ if (m_smallImageList) delete m_smallImageList;
+ m_smallImageList = imageList;
+ };
+};
+
+void wxTreeCtrl::AdjustMyScrollbars()
{
if (m_anchor)
{
void wxTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y )
{
- int horizX = level*m_indent+10;
+ int horizX = level*m_indent;
+
+ item->m_x = horizX+33;
+ item->m_y = y-m_lineHeight/3;
+ item->m_height = m_lineHeight;
+
+ item->SetCross( horizX+15, y );
+
int oldY = y;
- wxNode *node = item->m_children.First();
- while (node)
+
+ int exposed_x = dc.LogicalToDeviceX( 0 );
+ int exposed_y = dc.LogicalToDeviceY( item->m_y-2 );
+
+ if (IsExposed( exposed_x, exposed_y, 1000, m_lineHeight+4 ))
{
- wxGenericTreeItem *child = (wxGenericTreeItem *)node->Data();
- dc.SetPen( m_dottedPen );
-
- child->SetCross( horizX+15, y );
-
- if (!node->Next())
- {
- if (level != 0) oldY -= (m_lineHeight-5);
- dc.DrawLine( horizX, oldY, horizX, y );
- };
-
- child->m_x = horizX+33;
- child->m_y = y-m_lineHeight/3;
- child->m_height = m_lineHeight;
+ int startX = horizX;
+ int endX = horizX + 10;
+
+ if (!item->HasChildren()) endX += 20;
- if (IsExposed( 0, child->m_y-2, 10000, m_lineHeight+4 ))
- {
- int startX,endX;
- if ((node->Previous()) || (level != 0))
- startX = horizX; else startX = horizX-10;
- if (child->HasChildren())
- endX = horizX+10; else endX = horizX+30;
- dc.DrawLine( startX, y, endX, y );
-
- if (child->HasChildren())
+ dc.DrawLine( startX, y, endX, y );
+
+ if (item->HasChildren())
{
dc.DrawLine( horizX+20, y, horizX+30, y );
dc.SetPen( *wxGREY_PEN );
dc.DrawRectangle( horizX+10, y-4, 11, 9 );
dc.SetPen( *wxBLACK_PEN );
- dc.DrawLine( horizX+13, y, horizX+17, y );
- if (child->HasPlus())
- dc.DrawLine( horizX+15, y-2, horizX+15, y+2 );
+ dc.DrawLine( horizX+13, y, horizX+18, y );
+ if (item->HasPlus())
+ dc.DrawLine( horizX+15, y-2, horizX+15, y+3 );
};
-
- if (child->HasHilight())
+
+ if (item->HasHilight())
{
- dc.SetTextForeground( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_HIGHLIGHTTEXT ) );
- dc.SetBrush( *m_hilightBrush );
- if (m_hasFocus)
- dc.SetPen( wxBLACK_PEN );
- else
- dc.SetPen( wxTRANSPARENT_PEN );
- long tw = 0;
- long th = 0;
- dc.GetTextExtent( child->m_text, &tw, &th );
- dc.DrawRectangle( child->m_x-2, child->m_y-2, tw+4, th+4 );
- };
-
- dc.DrawText( child->m_text, child->m_x, child->m_y );
+ dc.SetTextForeground( wxSystemSettings::GetSystemColour( wxSYS_COLOUR_HIGHLIGHTTEXT ) );
+ dc.SetBrush( *m_hilightBrush );
+ long tw, th;
+ dc.GetTextExtent( item->m_text, &tw, &th );
+ if (m_hasFocus)
+ {
+ dc.SetPen( *wxBLACK_PEN );
+ dc.DrawRectangle( item->m_x-2, item->m_y-2, tw+4, th+4 );
+ }
+ else
+ {
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ dc.DrawRectangle( item->m_x-2, item->m_y-2, tw+4, th+4 );
+ }
+ dc.DrawText( item->m_text, item->m_x, item->m_y );
- if (child->HasHilight())
+ dc.SetPen( *wxBLACK_PEN );
+ dc.SetTextForeground( *wxBLACK );
+ dc.SetBrush( *wxWHITE_BRUSH );
+ }
+ else
{
- dc.SetTextForeground( *wxBLACK );
- dc.SetBrush( *wxWHITE_BRUSH );
- dc.SetPen( *wxBLACK_PEN );
+ dc.SetBrush( *wxWHITE_BRUSH );
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ long tw, th;
+ dc.GetTextExtent( item->m_text, &tw, &th );
+ dc.DrawRectangle( item->m_x-2, item->m_y-2, tw+4, th+4 );
+ dc.DrawText( item->m_text, item->m_x, item->m_y );
+ dc.SetPen( *wxBLACK_PEN );
};
-
- };
-
+ };
+
+ if (item->NumberOfVisibleChildren() == 0) return;
+
+ int semiOldY = y;
+
+ wxNode *node = item->m_children.First();
+ while (node)
+ {
+ wxGenericTreeItem *child = (wxGenericTreeItem *)node->Data();
+
y += m_lineHeight;
- if (child->NumberOfVisibleChildren() > 0)
- PaintLevel( child, dc, level+1, y );
+ semiOldY = y;
+
+ PaintLevel( child, dc, level+1, y );
+
node = node->Next();
};
-};
+
+ dc.DrawLine( horizX+15, oldY+5, horizX+15, semiOldY );
+}
void wxTreeCtrl::OnPaint( const wxPaintEvent &WXUNUSED(event) )
{
if (!m_anchor) return;
- if (!m_dc)
- {
- m_dc = new wxPaintDC(this);
- PrepareDC( *m_dc );
- };
-
- m_dc->SetFont( wxSystemSettings::GetSystemFont( wxSYS_SYSTEM_FONT ) );
-
- m_dc->SetPen( m_dottedPen );
- m_lineHeight = (int)(m_dc->GetCharHeight() + 4);
-
+ wxPaintDC dc(this);
+ PrepareDC( dc );
+
+ dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_SYSTEM_FONT ) );
+
+ dc.SetPen( m_dottedPen );
+ m_lineHeight = (int)(dc.GetCharHeight() + 4);
+
int y = m_lineHeight / 2 + 2;
- PaintLevel( m_anchor, *m_dc, 0, y );
+ PaintLevel( m_anchor, dc, 0, y );
};
void wxTreeCtrl::OnSetFocus( const wxFocusEvent &WXUNUSED(event) )
{
if (!event.LeftDown() &&
!event.LeftDClick()) return;
-
+
wxClientDC dc(this);
PrepareDC(dc);
long x = dc.DeviceToLogicalX( (long)event.GetX() );
long y = dc.DeviceToLogicalY( (long)event.GetY() );
-
+
int flag = 0;
long id = HitTest( wxPoint(x,y), flag );
- if (id == -1) return;
+ if (id == -1)
+ return;
wxGenericTreeItem *item = FindItem( id );
-
+
if (!item) return;
if ((flag != wxTREE_HITTEST_ONITEMBUTTON) &&
(flag != wxTREE_HITTEST_ONITEMLABEL)) return;
-
- if (m_current != item)
- {
- if (m_current)
- {
- m_current->SetHilight( FALSE );
- RefreshLine( m_current );
- };
- m_current = item;
- m_current->SetHilight( TRUE );
- RefreshLine( m_current );
- m_current->SendSelected( this );
- };
-
- if (event.LeftDClick()) m_current->SendKeyDown( this );
-
+
+ SelectItem(item);
+
+ if (event.LeftDClick())
+ m_current->SendKeyDown( this );
+
if (flag == wxTREE_HITTEST_ONITEMBUTTON)
{
ExpandItem( item->m_itemId, wxTREE_EXPAND_TOGGLE );
void wxTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxPaintDC &dc, int level, int &y )
{
- int horizX = level*m_indent+10;
+ int horizX = level*m_indent;
+
+ item->m_x = horizX+33;
+ item->m_y = y-m_lineHeight/3-2;
+ item->m_height = m_lineHeight;
+
+ if (item->NumberOfVisibleChildren() == 0) return;
+
wxNode *node = item->m_children.First();
while (node)
{
wxGenericTreeItem *child = (wxGenericTreeItem *)node->Data();
- dc.SetPen( m_dottedPen );
-
- int startX,endX;
- if ((node->Previous()) || (level != 0))
- startX = horizX; else startX = horizX-10;
- if (child->HasChildren())
- endX = horizX+10; else endX = horizX+30;
-
- child->m_x = horizX+33;
- child->m_y = y-m_lineHeight/3-2;
- child->m_height = m_lineHeight;
-
+
y += m_lineHeight;
- if (child->NumberOfVisibleChildren() > 0)
- CalculateLevel( child, dc, level+1, y );
-
+ CalculateLevel( child, dc, level+1, y );
+
node = node->Next();
};
};
-void wxTreeCtrl::CalculatePositions(void)
+void wxTreeCtrl::CalculatePositions()
{
- if (!m_anchor) return;
-
+ if (!m_anchor)
+ return;
+
wxClientDC dc(this);
PrepareDC( dc );
-
+
dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_SYSTEM_FONT ) );
-
+
dc.SetPen( m_dottedPen );
m_lineHeight = (int)(dc.GetCharHeight() + 4);
-
+
int y = m_lineHeight / 2 + 2;
CalculateLevel( m_anchor, dc, 0, y );
};
rect.x = dc.LogicalToDeviceX( item->m_x-2 );
rect.y = dc.LogicalToDeviceY( item->m_y-2 );
rect.width = 1000;
- rect.height = dc.GetCharHeight()+4;
+ rect.height = dc.GetCharHeight()+6;
Refresh( TRUE, &rect );
};
projects / wxWidgets.git / blobdiff