#include "wx/log.h"
#include "wx/intl.h"
#include "wx/dynarray.h"
+#include "wx/arrimpl.cpp"
#include "wx/dcclient.h"
#include "wx/msgdlg.h"
class WXDLLEXPORT wxGenericTreeItem;
-WX_DEFINE_ARRAY(wxGenericTreeItem *, wxArrayTreeItems);
+WX_DEFINE_ARRAY(wxGenericTreeItem *, wxArrayGenericTreeItems);
+WX_DEFINE_OBJARRAY(wxArrayTreeItemIds);
// -----------------------------------------------------------------------------
// private classes
~wxGenericTreeItem();
// trivial accessors
- wxArrayTreeItems& GetChildren() { return m_children; }
+ wxArrayGenericTreeItems& GetChildren() { return m_children; }
const wxString& GetText() const { return m_text; }
int GetImage() const { return m_image; }
int GetSelectedImage() const { return m_selImage; }
wxTreeItemData *GetData() const { return m_data; }
- void SetText( const wxString &text, wxDC& dc );
+ void SetText( const wxString &text );
void SetImage(int image) { m_image = image; }
void SetSelectedImage(int image) { m_selImage = image; }
void SetData(wxTreeItemData *data) { m_data = data; }
int GetX() const { return m_x; }
int GetY() const { return m_y; }
- void SetHeight(int h) { m_text_height = h; }
-
void SetX(int x) { m_x = x; }
void SetY(int y) { m_y = y; }
+ int GetHeight() const { return m_height; }
+ int GetWidth() const { return m_width; }
+
+ void SetHeight(int h) { m_height = h; }
+ void SetWidth(int w) { m_width = w; }
+
+
wxGenericTreeItem *GetParent() const { return m_parent; }
// operations
{ m_children.Insert(child, index); }
void SetCross( int x, int y );
- void GetSize( int &x, int &y );
+ void GetSize( int &x, int &y, const wxTreeCtrl* );
// return the item at given position (or NULL if no item), onButton is TRUE
// if the point belongs to the item's button, otherwise it lies on the
// button's label
- wxGenericTreeItem *HitTest( const wxPoint& point, bool &onButton );
+ wxGenericTreeItem *HitTest( const wxPoint& point, const wxTreeCtrl *, int &flags);
void Expand() { m_isCollapsed = FALSE; }
void Collapse() { m_isCollapsed = TRUE; }
int m_isBold :1; // render the label in bold font
int m_x, m_y;
- long m_text_height, m_text_width;
+ long m_height, m_width;
int m_xCross, m_yCross;
int m_level;
- wxArrayTreeItems m_children;
+ wxArrayGenericTreeItems m_children;
wxGenericTreeItem *m_parent;
};
// implementation
// =============================================================================
+#define PIXELS_PER_UNIT 10
// -----------------------------------------------------------------------------
// wxTreeEvent
// -----------------------------------------------------------------------------
m_parent = parent;
- dc.GetTextExtent( m_text, &m_text_width, &m_text_height );
+ dc.GetTextExtent( m_text, &m_width, &m_height );
+ // TODO : Add the width of the image
+ // PB : We don't know which image is shown (image, selImage)
+ // We don't even know imageList from the treectrl this item belongs to !!!
+ // At this point m_width doesn't mean much, this can be remove !
}
wxGenericTreeItem::~wxGenericTreeItem()
m_children.Empty();
}
-void wxGenericTreeItem::SetText( const wxString &text, wxDC& dc )
+void wxGenericTreeItem::SetText( const wxString &text )
{
m_text = text;
-
- dc.GetTextExtent( m_text, &m_text_width, &m_text_height );
}
void wxGenericTreeItem::Reset()
m_selImage = -1;
m_data = NULL;
m_x = m_y =
- m_text_height = m_text_width = 0;
+ m_height = m_width = 0;
m_xCross =
m_yCross = 0;
return count;
size_t total = count;
- for ( size_t n = 0; n < count; n++ )
+ for ( size_t n = 0; n < count; ++n )
{
total += m_children[n]->GetChildrenCount();
}
m_yCross = y;
}
-void wxGenericTreeItem::GetSize( int &x, int &y )
+void wxGenericTreeItem::GetSize( int &x, int &y, const wxTreeCtrl *theTree )
{
- if ( y < m_y ) y = m_y;
- int width = m_x + m_text_width;
- if (width > x) x = width;
+ int bottomY=m_y+theTree->GetLineHeight(this);
+ if ( y < bottomY ) y = bottomY;
+ int width = m_x + m_width;
+ if ( x < width ) x = width;
if (IsExpanded())
{
size_t count = m_children.Count();
- for ( size_t n = 0; n < count; n++ )
+ for ( size_t n = 0; n < count; ++n )
{
- m_children[n]->GetSize( x, y );
+ m_children[n]->GetSize( x, y, theTree );
}
}
}
wxGenericTreeItem *wxGenericTreeItem::HitTest( const wxPoint& point,
- bool &onButton )
+ const wxTreeCtrl *theTree,
+ int &flags)
{
- if ((point.y > m_y) && (point.y < m_y + m_text_height))
+ if ((point.y > m_y) && (point.y < m_y + theTree->GetLineHeight(this)))
{
+ if (point.y<m_y+theTree->GetLineHeight(this)/2) flags|=wxTREE_HITTEST_ONITEMUPPERPART;
+ else flags|=wxTREE_HITTEST_ONITEMLOWERPART;
+
// FIXME why +5?
// Because that is the size of the plus sign, RR
if ((point.x > m_xCross-5) && (point.x < m_xCross+5) &&
(point.y > m_yCross-5) && (point.y < m_yCross+5) &&
(IsExpanded() || HasPlus()))
{
- onButton = TRUE;
+ flags|=wxTREE_HITTEST_ONITEMBUTTON;
return this;
}
- /* TODO: we should do a query here like
- m_imageListNormal->GetSize( item->GetImage(), image_w, image_h ); */
- int w = m_text_width;
- if (m_image != -1) w += 24;
-
- if ((point.x > m_x) && (point.x < m_x+w))
+ if ((point.x >= m_x) && (point.x <= m_x+m_width))
{
- onButton = FALSE;
+ int image_w = -1;
+ int image_h;
+
+ // assuming every image (normal and selected ) has the same size !
+ if (theTree->m_imageListNormal)
+ theTree->m_imageListNormal->GetSize(m_image, image_w, image_h);
+ if ((image_w != -1) && (point.x <= m_x + image_w + 1))
+ flags|=wxTREE_HITTEST_ONITEMICON;
+ else
+ flags|=wxTREE_HITTEST_ONITEMLABEL;
+
return this;
}
+
+ if (point.x < m_x) flags|=wxTREE_HITTEST_ONITEMIDENT;
+ if (point.x > m_x+m_width) flags|=wxTREE_HITTEST_ONITEMRIGHT;
+
+ return this;
}
else
{
size_t count = m_children.Count();
for ( size_t n = 0; n < count; n++ )
{
- wxGenericTreeItem *res = m_children[n]->HitTest( point, onButton );
+ wxGenericTreeItem *res = m_children[n]->HitTest( point, theTree, flags );
if ( res != NULL )
return res;
}
}
}
+ flags|=wxTREE_HITTEST_NOWHERE;
return NULL;
}
// -----------------------------------------------------------------------------
// construction/destruction
// -----------------------------------------------------------------------------
+
void wxTreeCtrl::Init()
{
m_current =
+ m_key_current =
m_anchor = (wxGenericTreeItem *) NULL;
m_hasFocus = FALSE;
m_dirty = FALSE;
wxScrolledWindow::Create( parent, id, pos, size, style|wxHSCROLL|wxVSCROLL, name );
+#if wxUSE_VALIDATORS
SetValidator( validator );
+#endif
SetBackgroundColour( *wxWHITE );
m_dottedPen = wxPen( *wxBLACK, 0, 0 );
wxClientDC dc(this);
wxGenericTreeItem *pItem = item.m_pItem;
- pItem->SetText(text, dc);
+ pItem->SetText(text);
+ CalculateSize(pItem, dc);
RefreshLine(pItem);
}
{
wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
+ wxClientDC dc(this);
wxGenericTreeItem *pItem = item.m_pItem;
pItem->SetImage(image);
+ CalculateSize(pItem, dc);
RefreshLine(pItem);
}
{
wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
+ wxClientDC dc(this);
wxGenericTreeItem *pItem = item.m_pItem;
pItem->SetSelectedImage(image);
+ CalculateSize(pItem, dc);
RefreshLine(pItem);
}
{
wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
- wxArrayTreeItems& children = item.m_pItem->GetChildren();
+ wxArrayGenericTreeItems& children = item.m_pItem->GetChildren();
if ( (size_t)cookie < children.Count() )
{
return children.Item(cookie++);
{
wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
- wxArrayTreeItems& children = item.m_pItem->GetChildren();
+ wxArrayGenericTreeItems& children = item.m_pItem->GetChildren();
return (children.IsEmpty() ? wxTreeItemId() : wxTreeItemId(children.Last()));
}
return wxTreeItemId();
}
- wxArrayTreeItems& siblings = parent->GetChildren();
+ wxArrayGenericTreeItems& siblings = parent->GetChildren();
int index = siblings.Index(i);
wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent?
return wxTreeItemId();
}
- wxArrayTreeItems& siblings = parent->GetChildren();
+ wxArrayGenericTreeItems& siblings = parent->GetChildren();
int index = siblings.Index(i);
wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent?
data->m_pItem = m_anchor;
}
- AdjustMyScrollbars();
Refresh();
+ AdjustMyScrollbars();
return m_anchor;
}
int index = parent->GetChildren().Index(idPrevious.m_pItem);
wxASSERT_MSG( index != wxNOT_FOUND,
_T("previous item in wxTreeCtrl::InsertItem() is not a sibling") );
- return DoInsertItem(parentId, (size_t)index, text, image, selImage, data);
+ return DoInsertItem(parentId, (size_t)++index, text, image, selImage, data);
}
wxTreeItemId wxTreeCtrl::AppendItem(const wxTreeItemId& parentId,
item->Collapse();
- wxArrayTreeItems& children = item->GetChildren();
+ wxArrayGenericTreeItems& children = item->GetChildren();
size_t count = children.Count();
for ( size_t n = 0; n < count; n++ )
{
{
item->SetHilight(FALSE);
RefreshLine(item);
-
+
if (item->HasChildren())
{
- wxArrayTreeItems& children = item->GetChildren();
+ wxArrayGenericTreeItems& children = item->GetChildren();
size_t count = children.Count();
for ( size_t n = 0; n < count; ++n )
UnselectAllChildren(children[n]);
// Recursive function !
// To stop we must have crt_item<last_item
-// Algorithm =
+// Algorithm :
// Tag all next children, when no more children,
-// Move to parent (not to tag)
-// Keep going, if we found last_item, we stop
+// Move to parent (not to tag)
+// Keep going... if we found last_item, we stop.
bool wxTreeCtrl::TagNextChildren(wxGenericTreeItem *crt_item, wxGenericTreeItem *last_item, bool select)
{
wxGenericTreeItem *parent = crt_item->GetParent();
if ( parent == NULL ) // This is root item
return TagAllChildrenUntilLast(crt_item, last_item, select);
- wxArrayTreeItems& children = parent->GetChildren();
+ wxArrayGenericTreeItems& children = parent->GetChildren();
int index = children.Index(crt_item);
wxASSERT( index != wxNOT_FOUND ); // I'm not a child of my parent?
size_t count = children.Count();
for (size_t n=(size_t)(index+1); n<count; ++n)
- if (TagAllChildrenUntilLast(children[n], last_item, select)) return true;
+ if (TagAllChildrenUntilLast(children[n], last_item, select)) return TRUE;
return TagNextChildren(parent, last_item, select);
}
{
crt_item->SetHilight(select);
RefreshLine(crt_item);
-
- if (crt_item==last_item) return true;
+
+ if (crt_item==last_item) return TRUE;
if (crt_item->HasChildren())
{
- wxArrayTreeItems& children = crt_item->GetChildren();
+ wxArrayGenericTreeItems& children = crt_item->GetChildren();
size_t count = children.Count();
for ( size_t n = 0; n < count; ++n )
- if (TagAllChildrenUntilLast(children[n], last_item, select)) return true;
+ if (TagAllChildrenUntilLast(children[n], last_item, select)) return TRUE;
}
-
- return false;
+
+ return FALSE;
}
void wxTreeCtrl::SelectItemRange(wxGenericTreeItem *item1, wxGenericTreeItem *item2)
wxGenericTreeItem *first=NULL, *last=NULL;
// choice first' and 'last' between item1 and item2
- if (item1->GetY()<item2->GetY())
+ if (item1->GetY()<item2->GetY())
{
first=item1;
last=item2;
}
- else
+ else
{
first=item2;
last=item1;
}
bool select=m_current->HasHilight();
-
+
if (TagAllChildrenUntilLast(first,last,select)) return;
-/*
- cout << first->GetText() << " " << last->GetText() << " " << (int) select << endl;
-*/
- TagNextChildren(first,last,select);
+ TagNextChildren(first,last,select);
}
-void wxTreeCtrl::SelectItem(const wxTreeItemId& itemId,
- bool unselect_others,
+void wxTreeCtrl::SelectItem(const wxTreeItemId& itemId,
+ bool unselect_others,
bool extended_select)
-{
+{
bool is_single=!(GetWindowStyleFlag() & wxTR_MULTIPLE);
//wxCHECK_RET( ( (!unselect_others) && is_single),
// _T("this is a single selection tree") );
// to keep going anyhow !!!
- if (is_single)
+ if (is_single)
{
- unselect_others=true;
- extended_select=false;
+ unselect_others=TRUE;
+ extended_select=FALSE;
}
wxGenericTreeItem *item = itemId.m_pItem;
-
+
wxTreeEvent event( wxEVT_COMMAND_TREE_SEL_CHANGING, GetId() );
event.m_item = item;
event.m_itemOld = m_current;
event.SetEventObject( this );
- // Here we don't send any selection mode yet ! TO SEE
-
-/*
- if (m_current)
- cout << m_current->GetText() << " " << (int)m_current->HasHilight() << endl;
-*/
+ // TODO : Here we don't send any selection mode yet !
if ( GetEventHandler()->ProcessEvent( event ) && event.WasVetoed() )
return;
-/*
- if (m_current)
- cout << m_current->GetText() << " " << (int)m_current->HasHilight() << endl;
-*/
-
// ctrl press
if (unselect_others)
{
}
// shift press
- if (extended_select)
+ if (extended_select)
{
- if (m_current == NULL) m_current=GetRootItem().m_pItem;
+ if (m_current == NULL) m_current=m_key_current=GetRootItem().m_pItem;
// don't change the mark (m_current)
SelectItemRange(m_current, item);
}
else
{
- bool select=true; // the default
+ bool select=TRUE; // the default
// Check if we need to toggle hilight (ctrl mode)
if (!unselect_others)
select=!item->HasHilight();
- m_current = item;
+ m_current = m_key_current = item;
m_current->SetHilight(select);
RefreshLine( m_current );
}
GetEventHandler()->ProcessEvent( event );
}
+void wxTreeCtrl::FillArray(wxGenericTreeItem *item, wxArrayTreeItemIds &array) const
+{
+ if (item->HasHilight()) array.Add(wxTreeItemId(item));
+
+ if (item->HasChildren())
+ {
+ wxArrayGenericTreeItems& children = item->GetChildren();
+ size_t count = children.Count();
+ for ( size_t n = 0; n < count; ++n )
+ FillArray(children[n],array);
+ }
+}
+
+size_t wxTreeCtrl::GetSelections(wxArrayTreeItemIds &array) const
+{
+ array.Empty();
+ FillArray(GetRootItem().m_pItem, array);
+
+ return array.Count();
+}
+
void wxTreeCtrl::EnsureVisible(const wxTreeItemId& item)
{
+ if (!item.IsOk()) return;
+
wxGenericTreeItem *gitem = item.m_pItem;
// first expand all parent branches
parent = parent->GetParent();
}
+ if (parent) CalculatePositions();
+
+ ScrollTo(item);
+}
+
+void wxTreeCtrl::ScrollTo(const wxTreeItemId &item)
+{
+ if (!item.IsOk()) return;
+
+ wxGenericTreeItem *gitem = item.m_pItem;
+
// now scroll to the item
int item_y = gitem->GetY();
int start_x = 0;
int start_y = 0;
ViewStart( &start_x, &start_y );
- start_y *= 10;
+ start_y *= PIXELS_PER_UNIT;
int client_h = 0;
int client_w = 0;
if (item_y < start_y+3)
{
+ // going down
int x = 0;
int y = 0;
- m_anchor->GetSize( x, y );
- y += 2*m_lineHeight;
+ m_anchor->GetSize( x, y, this );
+ y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels
int x_pos = GetScrollPos( wxHORIZONTAL );
- SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 );
+ // Item should appear at top
+ SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, item_y/PIXELS_PER_UNIT );
}
- else if (item_y > start_y+client_h-16)
+ else if (item_y+GetLineHeight(gitem) > start_y+client_h)
{
+ // going up
int x = 0;
int y = 0;
- m_anchor->GetSize( x, y );
- y += 2*m_lineHeight;
+ m_anchor->GetSize( x, y, this );
+ y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels
+ item_y += PIXELS_PER_UNIT+2;
int x_pos = GetScrollPos( wxHORIZONTAL );
- SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 );
+ // Item should appear at bottom
+ SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, (item_y+GetLineHeight(gitem)-client_h)/PIXELS_PER_UNIT );
}
}
-void wxTreeCtrl::ScrollTo(const wxTreeItemId& WXUNUSED(item))
-{
- wxFAIL_MSG(_T("not implemented"));
-}
-
wxTextCtrl *wxTreeCtrl::EditLabel( const wxTreeItemId& WXUNUSED(item),
wxClassInfo* WXUNUSED(textCtrlClass) )
{
wxCHECK_RET( !s_treeBeingSorted,
_T("wxTreeCtrl::SortChildren is not reentrant") );
- wxArrayTreeItems& children = item->GetChildren();
+ wxArrayGenericTreeItems& children = item->GetChildren();
if ( children.Count() > 1 )
{
s_treeBeingSorted = this;
void wxTreeCtrl::SetImageList(wxImageList *imageList)
{
m_imageListNormal = imageList;
- // calculate a m_lineHeight value from the image sizes
+
+ // Calculate a m_lineHeight value from the image sizes.
+ // May be toggle off. Then wxTreeCtrl will spread when
+ // necessary (which might look ugly).
+#if 1
wxPaintDC dc(this);
- PrepareDC( dc );
m_lineHeight = (int)(dc.GetCharHeight() + 4);
int
width = 0,
for(int i = 0; i < n ; i++)
{
m_imageListNormal->GetSize(i, width, height);
- height += height/5; //20% extra spacing
if(height > m_lineHeight) m_lineHeight = height;
}
+
+ if (m_lineHeight<40) m_lineHeight+=4; // at least 4 pixels (odd such that a line can be drawn in between)
+ else m_lineHeight+=m_lineHeight/10; // otherwise 10% extra spacing
+
+#endif
}
void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
{
int x = 0;
int y = 0;
- m_anchor->GetSize( x, y );
- y += 2*m_lineHeight;
+ m_anchor->GetSize( x, y, this );
+ //y += GetLineHeight(m_anchor);
+ y += PIXELS_PER_UNIT+2; // one more scrollbar unit + 2 pixels
int x_pos = GetScrollPos( wxHORIZONTAL );
int y_pos = GetScrollPos( wxVERTICAL );
- SetScrollbars( 10, 10, x/10, y/10, x_pos, y_pos );
+ SetScrollbars( PIXELS_PER_UNIT, PIXELS_PER_UNIT, x/PIXELS_PER_UNIT, y/PIXELS_PER_UNIT, x_pos, y_pos );
}
else
{
}
}
+int wxTreeCtrl::GetLineHeight(wxGenericTreeItem *item) const
+{
+ if (GetWindowStyleFlag() & wxTR_HAS_VARIABLE_ROW_HIGHT)
+ return item->GetHeight();
+ else
+ return m_lineHeight;
+}
+
void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc)
{
// render bold items in bold
image_w += 4;
}
- int total_h = (image_h > text_h) ? image_h : text_h;
- if(m_lineHeight > total_h) total_h = m_lineHeight;
-
- dc.DrawRectangle( item->GetX()-2, item->GetY(), image_w+text_w+4, total_h );
+ int total_h = GetLineHeight(item);
+
+ dc.DrawRectangle( item->GetX()-2, item->GetY(), item->GetWidth()+2, total_h );
if ((item->IsExpanded()) && (item->GetSelectedImage() != -1))
{
}
}
+// Now y stands for the top of the item, whereas it used to stand for middle !
void wxTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y )
{
int horizX = level*m_indent;
item->SetX( horizX+m_indent+m_spacing );
- item->SetY( y-m_lineHeight/2 );
- item->SetHeight( m_lineHeight );
-
- item->SetCross( horizX+m_indent, y );
+ item->SetY( y );
int oldY = y;
+ y+=GetLineHeight(item)/2;
+
+ item->SetCross( horizX+m_indent, y );
int exposed_x = dc.LogicalToDeviceX( 0 );
int exposed_y = dc.LogicalToDeviceY( item->GetY()-2 );
- if (IsExposed( exposed_x, exposed_y, 10000, m_lineHeight+4 )) // 10000 = very much
+ if (IsExposed( exposed_x, exposed_y, 10000, GetLineHeight(item)+4 )) // 10000 = very much
{
int startX = horizX;
int endX = horizX + (m_indent-5);
}
}
+ y = oldY+GetLineHeight(item);
+
if (item->IsExpanded())
{
- int semiOldY = y;
+ oldY+=GetLineHeight(item)/2;
+ int semiOldY=y; // (=y) for stupid compilator
- wxArrayTreeItems& children = item->GetChildren();
- size_t count = children.Count();
- for ( size_t n = 0; n < count; n++ )
- {
- y += m_lineHeight;
- semiOldY = y;
- PaintLevel( children[n], dc, level+1, y );
- }
+ wxArrayGenericTreeItems& children = item->GetChildren();
+ size_t n, count = children.Count();
+ for ( n = 0; n < count; ++n )
+ {
+ semiOldY=y;
+ PaintLevel( children[n], dc, level+1, y );
+ }
// it may happen that the item is expanded but has no items (when you
// delete all its children for example) - don't draw the vertical line
// in this case
if (count > 0)
+ {
+ semiOldY+=GetLineHeight(children[--n])/2;
dc.DrawLine( horizX+m_indent, oldY+5, horizX+m_indent, semiOldY );
+ }
}
}
+void wxTreeCtrl::DrawBorder(wxTreeItemId &item)
+{
+ if (!item) return;
+
+ wxGenericTreeItem *i=item.m_pItem;
+
+ wxPaintDC dc(this);
+ PrepareDC( dc );
+ dc.SetLogicalFunction(wxINVERT);
+
+ int w,h,x;
+ ViewStart(&x,&h); // we only need x
+ GetClientSize(&w,&h); // we only need w
+
+ h=GetLineHeight(i)+1;
+ // 2 white column at border
+ dc.DrawRectangle( PIXELS_PER_UNIT*x+2, i->GetY()-1, w-6, h);
+}
+
+void wxTreeCtrl::DrawLine(wxTreeItemId &item, bool below)
+{
+ if (!item) return;
+
+ wxGenericTreeItem *i=item.m_pItem;
+
+ wxPaintDC dc(this);
+ PrepareDC( dc );
+ dc.SetLogicalFunction(wxINVERT);
+
+ int w,h,y;
+ GetSize(&w,&h);
+
+ if (below) y=i->GetY()+GetLineHeight(i)-1;
+ else y=i->GetY();
+
+ dc.DrawLine( 0, y, w, y);
+}
+
// -----------------------------------------------------------------------------
// wxWindows callbacks
// -----------------------------------------------------------------------------
void wxTreeCtrl::OnPaint( wxPaintEvent &WXUNUSED(event) )
{
- if ( !m_anchor )
+ if ( !m_anchor)
return;
wxPaintDC dc(this);
dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.SetPen( m_dottedPen );
- if(GetImageList() == NULL)
- m_lineHeight = (int)(dc.GetCharHeight() + 4);
+ //if(GetImageList() == NULL)
+ // m_lineHeight = (int)(dc.GetCharHeight() + 4);
- int y = m_lineHeight / 2 + 2;
+ int y = 2;
PaintLevel( m_anchor, dc, 0, y );
}
te.SetEventObject( this );
GetEventHandler()->ProcessEvent( te );
- if (m_current == 0)
+ if ( (m_current == 0) || (m_key_current == 0) )
{
event.Skip();
return;
// it's expanded
case WXK_UP:
{
- wxTreeItemId prev = GetPrevSibling( m_current );
+ wxTreeItemId prev = GetPrevSibling( m_key_current );
if (!prev)
{
- prev = GetParent( m_current );
+ prev = GetParent( m_key_current );
if (prev)
{
long cockie = 0;
- wxTreeItemId current = m_current;
+ wxTreeItemId current = m_key_current;
if (current == GetFirstChild( prev, cockie ))
{
// otherwise we return to where we came from
SelectItem( prev, unselect_others, extended_select );
- EnsureVisible( prev );
+ m_key_current=prev.m_pItem;
+ EnsureVisible( prev );
break;
}
}
}
SelectItem( prev, unselect_others, extended_select );
+ m_key_current=prev.m_pItem;
EnsureVisible( prev );
}
}
case WXK_DOWN:
{
- if (IsExpanded(m_current) && HasChildren(m_current))
+ if (IsExpanded(m_key_current) && HasChildren(m_key_current))
{
long cookie = 0;
- wxTreeItemId child = GetFirstChild( m_current, cookie );
+ wxTreeItemId child = GetFirstChild( m_key_current, cookie );
SelectItem( child, unselect_others, extended_select );
+ m_key_current=child.m_pItem;
EnsureVisible( child );
}
else
{
- wxTreeItemId next = GetNextSibling( m_current );
+ wxTreeItemId next = GetNextSibling( m_key_current );
if (next == 0)
{
- wxTreeItemId current = m_current;
+ wxTreeItemId current = m_key_current;
while (current && !next)
{
current = GetParent( current );
if (next != 0)
{
SelectItem( next, unselect_others, extended_select );
+ m_key_current=next.m_pItem;
EnsureVisible( next );
}
}
}
}
-wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& WXUNUSED(flags))
+wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& flags)
{
wxClientDC dc(this);
PrepareDC(dc);
long x = dc.DeviceToLogicalX( (long)point.x );
long y = dc.DeviceToLogicalY( (long)point.y );
+ int w, h;
+ GetSize(&w, &h);
+
+ flags=0;
+ if (point.x<0) flags|=wxTREE_HITTEST_TOLEFT;
+ if (point.x>w) flags|=wxTREE_HITTEST_TORIGHT;
+ if (point.y<0) flags|=wxTREE_HITTEST_ABOVE;
+ if (point.y>h) flags|=wxTREE_HITTEST_BELOW;
- bool onButton = FALSE;
- return m_anchor->HitTest( wxPoint(x, y), onButton );
+ return m_anchor->HitTest( wxPoint(x, y), this, flags);
}
void wxTreeCtrl::OnMouse( wxMouseEvent &event )
{
if (!event.LeftIsDown()) m_dragCount = 0;
- if ( !(event.LeftDown() || event.LeftDClick() || event.Dragging()) ) return;
+ if ( !(event.LeftUp() || event.LeftDClick() || event.Dragging()) ) return;
if ( !m_anchor ) return;
long x = dc.DeviceToLogicalX( (long)event.GetX() );
long y = dc.DeviceToLogicalY( (long)event.GetY() );
- bool onButton = FALSE;
- wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y), onButton );
+ int flags=0;
+ wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y), this, flags);
+ bool onButton = flags & wxTREE_HITTEST_ONITEMBUTTON;
if (item == NULL) return; /* we hit the blank area */
bool extended_select=(event.ShiftDown() && is_multiple);
bool unselect_others=!(extended_select || (event.ControlDown() && is_multiple));
+ if (onButton)
+ {
+ Toggle( item );
+ if (is_multiple) return;
+ }
+
SelectItem(item, unselect_others, extended_select);
if (event.LeftDClick())
event.SetEventObject( this );
GetEventHandler()->ProcessEvent( event );
}
-
- if (onButton)
- {
- Toggle( item );
- }
}
void wxTreeCtrl::OnIdle( wxIdleEvent &WXUNUSED(event) )
m_dirty = FALSE;
CalculatePositions();
-
+ Refresh();
AdjustMyScrollbars();
}
-// -----------------------------------------------------------------------------
+void wxTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc )
+{
+ long text_w = 0;
+ long text_h = 0;
+ // TODO : check for boldness. Here with suppose that font normal and bold
+ // have the same height !
+ // TODO : bug here, text_w is sometime not the correct answer !!!
+ dc.GetTextExtent( item->GetText(), &text_w, &text_h );
+ text_h+=4;
+
+ int image_h = 0;
+ int image_w = 0;
+ if ((item->IsExpanded()) && (item->GetSelectedImage() != -1))
+ {
+ m_imageListNormal->GetSize( item->GetSelectedImage(), image_w, image_h );
+ image_w += 4;
+ }
+ else if (item->GetImage() != -1)
+ {
+ m_imageListNormal->GetSize( item->GetImage(), image_w, image_h );
+ image_w += 4;
+ }
+
+ int total_h = (image_h > text_h) ? image_h : text_h;
+
+ if (total_h<40) total_h+=4; // at least 4 pixels
+ else total_h+=total_h/10; // otherwise 10% extra spacing
+ item->SetHeight(total_h);
+ if (total_h>m_lineHeight) m_lineHeight=total_h;
+
+ item->SetWidth(image_w+text_w+2);
+}
+
+// -----------------------------------------------------------------------------
+// for developper : y is now the top of the level
+// not the middle of it !
void wxTreeCtrl::CalculateLevel( wxGenericTreeItem *item, wxDC &dc, int level, int &y )
{
int horizX = level*m_indent;
+ CalculateSize( item, dc );
+
+ // set its position
item->SetX( horizX+m_indent+m_spacing );
- item->SetY( y-m_lineHeight/2 );
- item->SetHeight( m_lineHeight );
+ item->SetY( y );
+ y+=GetLineHeight(item);
if ( !item->IsExpanded() )
{
return;
}
- wxArrayTreeItems& children = item->GetChildren();
- size_t count = children.Count();
- for ( size_t n = 0; n < count; n++ )
- {
- y += m_lineHeight;
- CalculateLevel( children[n], dc, level+1, y ); // recurse
- }
+ wxArrayGenericTreeItems& children = item->GetChildren();
+ size_t n, count = children.Count();
+ for (n = 0; n < count; ++n )
+ CalculateLevel( children[n], dc, level+1, y ); // recurse
}
void wxTreeCtrl::CalculatePositions()
dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.SetPen( m_dottedPen );
- if(GetImageList() == NULL)
- m_lineHeight = (int)(dc.GetCharHeight() + 4);
+ //if(GetImageList() == NULL)
+ // m_lineHeight = (int)(dc.GetCharHeight() + 4);
- int y = m_lineHeight / 2 + 2;
+ int y = 2; //GetLineHeight(m_anchor) / 2 + 2;
CalculateLevel( m_anchor, dc, 0, y ); // start recursion
}
wxRect rect;
rect.x = dc.LogicalToDeviceX( item->GetX() - 2 );
- rect.y = dc.LogicalToDeviceY( item->GetY() - 2 );
+ rect.y = dc.LogicalToDeviceY( item->GetY());
rect.width = 1000;
- rect.height = dc.GetCharHeight() + 6;
+ rect.height = GetLineHeight(item); //dc.GetCharHeight() + 6;
Refresh( TRUE, &rect );
}