delete m_data;
wxASSERT_MSG( m_children.IsEmpty(),
- "please call DeleteChildren() before deleting the item" );
+ _T("please call DeleteChildren() before deleting the item") );
}
void wxGenericTreeItem::DeleteChildren(wxTreeCtrl *tree)
if ((point.y > m_y) && (point.y < m_y + m_height))
{
// 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;
return this;
}
-
+
+ /* TODO: we should do a query here like
+ m_imageListNormal->GetSize( item->GetImage(), image_w, image_h ); */
int w = m_width;
- if (m_image != -1) w += 20;
+ if (m_image != -1) w += 24;
if ((point.x > m_x) && (point.x < m_x+w))
{
m_imageListNormal =
m_imageListState = (wxImageList *) NULL;
-
+
m_dragCount = 0;
}
bool wxTreeCtrl::Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size,
- long style,
- const wxValidator &validator,
- const wxString& name )
+ long style,
+ const wxValidator &validator,
+ const wxString& name )
{
Init();
wxScrolledWindow::Create( parent, id, pos, size, style|wxHSCROLL|wxVSCROLL, name );
-
+
SetValidator( validator );
SetBackgroundColour( *wxWHITE );
size_t wxTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
{
- wxCHECK_MSG( item.IsOk(), 0u, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), 0u, _T("invalid tree item") );
return item.m_pItem->GetChildrenCount(recursively);
}
wxString wxTreeCtrl::GetItemText(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), "", "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), _T(""), _T("invalid tree item") );
return item.m_pItem->GetText();
}
int wxTreeCtrl::GetItemImage(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), -1, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), -1, _T("invalid tree item") );
return item.m_pItem->GetImage();
}
int wxTreeCtrl::GetItemSelectedImage(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), -1, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), -1, _T("invalid tree item") );
return item.m_pItem->GetSelectedImage();
}
wxTreeItemData *wxTreeCtrl::GetItemData(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), NULL, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), NULL, _T("invalid tree item") );
return item.m_pItem->GetData();
}
void wxTreeCtrl::SetItemText(const wxTreeItemId& item, const wxString& text)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
wxClientDC dc(this);
- item.m_pItem->SetText(text, dc);
+ wxGenericTreeItem *pItem = item.m_pItem;
+ pItem->SetText(text, dc);
+ RefreshLine(pItem);
}
void wxTreeCtrl::SetItemImage(const wxTreeItemId& item, int image)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
- item.m_pItem->SetImage(image);
+ wxGenericTreeItem *pItem = item.m_pItem;
+ pItem->SetImage(image);
+ RefreshLine(pItem);
}
void wxTreeCtrl::SetItemSelectedImage(const wxTreeItemId& item, int image)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
- item.m_pItem->SetSelectedImage(image);
+ wxGenericTreeItem *pItem = item.m_pItem;
+ pItem->SetSelectedImage(image);
+ RefreshLine(pItem);
}
void wxTreeCtrl::SetItemData(const wxTreeItemId& item, wxTreeItemData *data)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
item.m_pItem->SetData(data);
}
void wxTreeCtrl::SetItemHasChildren(const wxTreeItemId& item, bool has)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
- item.m_pItem->SetHasPlus(has);
+ wxGenericTreeItem *pItem = item.m_pItem;
+ pItem->SetHasPlus(has);
+ RefreshLine(pItem);
}
void wxTreeCtrl::SetItemBold(const wxTreeItemId& item, bool bold)
{
- wxCHECK_RET( item.IsOk(), "invalid tree item" );
+ wxCHECK_RET( item.IsOk(), _T("invalid tree item") );
// avoid redrawing the tree if no real change
wxGenericTreeItem *pItem = item.m_pItem;
bool wxTreeCtrl::IsVisible(const wxTreeItemId& WXUNUSED(item)) const
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return TRUE;
}
bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), FALSE, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") );
return !item.m_pItem->GetChildren().IsEmpty();
}
bool wxTreeCtrl::IsExpanded(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), FALSE, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") );
return item.m_pItem->IsExpanded();
}
bool wxTreeCtrl::IsSelected(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), FALSE, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") );
return item.m_pItem->HasHilight();
}
bool wxTreeCtrl::IsBold(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), FALSE, "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), FALSE, _T("invalid tree item") );
return item.m_pItem->IsBold();
}
wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
return item.m_pItem->GetParent();
}
wxTreeItemId wxTreeCtrl::GetFirstChild(const wxTreeItemId& item, long& cookie) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
cookie = 0;
return GetNextChild(item, cookie);
wxTreeItemId wxTreeCtrl::GetNextChild(const wxTreeItemId& item, long& cookie) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
wxArrayTreeItems& children = item.m_pItem->GetChildren();
if ( (size_t)cookie < children.Count() )
{
- return item.m_pItem->GetChildren().Item(cookie++);
+ return children.Item(cookie++);
}
else
{
}
}
+wxTreeItemId wxTreeCtrl::GetLastChild(const wxTreeItemId& item) const
+{
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
+
+ wxArrayTreeItems& children = item.m_pItem->GetChildren();
+ return (children.IsEmpty() ? wxTreeItemId() : wxTreeItemId(children.Last()));
+}
+
wxTreeItemId wxTreeCtrl::GetNextSibling(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
wxGenericTreeItem *i = item.m_pItem;
wxGenericTreeItem *parent = i->GetParent();
wxTreeItemId wxTreeCtrl::GetPrevSibling(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
wxGenericTreeItem *i = item.m_pItem;
wxGenericTreeItem *parent = i->GetParent();
wxTreeItemId wxTreeCtrl::GetFirstVisibleItem() const
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return wxTreeItemId();
}
wxTreeItemId wxTreeCtrl::GetNextVisible(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return wxTreeItemId();
}
wxTreeItemId wxTreeCtrl::GetPrevVisible(const wxTreeItemId& item) const
{
- wxCHECK_MSG( item.IsOk(), wxTreeItemId(), "invalid tree item" );
+ wxCHECK_MSG( item.IsOk(), wxTreeItemId(), _T("invalid tree item") );
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return wxTreeItemId();
}
int image, int selImage,
wxTreeItemData *data)
{
- wxCHECK_MSG( !m_anchor, wxTreeItemId(), "tree can have only one root" );
+ wxCHECK_MSG( !m_anchor, wxTreeItemId(), _T("tree can have only one root") );
wxClientDC dc(this);
m_anchor = new wxGenericTreeItem((wxGenericTreeItem *)NULL, text, dc,
int index = parent->GetChildren().Index(idPrevious.m_pItem);
wxASSERT_MSG( index != wxNOT_FOUND,
- "previous item in wxTreeCtrl::InsertItem() is not a sibling" );
+ _T("previous item in wxTreeCtrl::InsertItem() is not a sibling") );
return DoInsertItem(parentId, (size_t)index, text, image, selImage, data);
}
{
wxGenericTreeItem *item = itemId.m_pItem;
- if ( !item->HasPlus() )
+ if ( !item->HasPlus() )
return;
-
+
if ( item->IsExpanded() )
return;
{
wxGenericTreeItem *gitem = item.m_pItem;
+ // first expand all parent branches
+ wxGenericTreeItem *parent = gitem->GetParent();
+ while ( parent && !parent->IsExpanded() )
+ {
+ Expand(parent);
+
+ parent = parent->GetParent();
+ }
+
+ // 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;
-
+
int client_h = 0;
int client_w = 0;
GetClientSize( &client_w, &client_h );
m_anchor->GetSize( x, y );
y += 2*m_lineHeight;
int x_pos = GetScrollPos( wxHORIZONTAL );
- SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 );
- return;
+ SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 );
}
-
- if (item_y > start_y+client_h-16)
+ else if (item_y > start_y+client_h-16)
{
int x = 0;
int y = 0;
y += 2*m_lineHeight;
int x_pos = GetScrollPos( wxHORIZONTAL );
SetScrollbars( 10, 10, x/10, y/10, x_pos, (item_y-client_h/2)/10 );
- return;
}
}
void wxTreeCtrl::ScrollTo(const wxTreeItemId& WXUNUSED(item))
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
}
wxTextCtrl *wxTreeCtrl::EditLabel( const wxTreeItemId& WXUNUSED(item),
wxClassInfo* WXUNUSED(textCtrlClass) )
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return (wxTextCtrl*)NULL;
}
wxTextCtrl *wxTreeCtrl::GetEditControl() const
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
return (wxTextCtrl*)NULL;
}
void wxTreeCtrl::EndEditLabel(const wxTreeItemId& WXUNUSED(item), bool WXUNUSED(discardChanges))
{
- wxFAIL_MSG("not implemented");
+ wxFAIL_MSG(_T("not implemented"));
}
// FIXME: tree sorting functions are not reentrant and not MT-safe!
static int tree_ctrl_compare_func(wxGenericTreeItem **item1,
wxGenericTreeItem **item2)
{
- wxCHECK_MSG( s_treeBeingSorted, 0, "bug in wxTreeCtrl::SortChildren()" );
+ wxCHECK_MSG( s_treeBeingSorted, 0, _T("bug in wxTreeCtrl::SortChildren()") );
return s_treeBeingSorted->OnCompareItems(*item1, *item2);
}
int wxTreeCtrl::OnCompareItems(const wxTreeItemId& item1,
const wxTreeItemId& item2)
{
- return strcmp(GetItemText(item1), GetItemText(item2));
+ return wxStrcmp(GetItemText(item1), GetItemText(item2));
}
void wxTreeCtrl::SortChildren(const wxTreeItemId& itemId)
{
- wxCHECK_RET( itemId.IsOk(), "invalid tree item" );
+ wxCHECK_RET( itemId.IsOk(), _T("invalid tree item") );
wxGenericTreeItem *item = itemId.m_pItem;
-
+
wxCHECK_RET( !s_treeBeingSorted,
- "wxTreeCtrl::SortChildren is not reentrant" );
+ _T("wxTreeCtrl::SortChildren is not reentrant") );
wxArrayTreeItems& children = item->GetChildren();
if ( children.Count() > 1 )
s_treeBeingSorted = this;
children.Sort(tree_ctrl_compare_func);
s_treeBeingSorted = NULL;
-
+
m_dirty = TRUE;
}
//else: don't make the tree dirty as nothing changed
void wxTreeCtrl::SetImageList(wxImageList *imageList)
{
- m_imageListNormal = imageList;
+ m_imageListNormal = imageList;
+ // calculate a m_lineHeight value from the image sizes
+ wxPaintDC dc(this);
+ PrepareDC( dc );
+ m_lineHeight = (int)(dc.GetCharHeight() + 4);
+ int
+ width = 0,
+ height = 0,
+ n = m_imageListNormal->GetImageCount();
+ 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;
+ }
}
void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc)
{
- /* render bold items in bold */
+ // render bold items in bold
wxFont fontOld;
wxFont fontNew;
-
+
if (item->IsBold())
{
fontOld = dc.GetFont();
if (fontOld.Ok())
{
- /* @@ is there any better way to make a bold variant of old font? */
+ // VZ: is there any better way to make a bold variant of old font?
fontNew = wxFont( fontOld.GetPointSize(),
fontOld.GetFamily(),
fontOld.GetStyle(),
}
else
{
- wxFAIL_MSG("wxDC::GetFont() failed!");
+ wxFAIL_MSG(_T("wxDC::GetFont() failed!"));
}
}
{
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;
}
- dc.DrawRectangle( item->GetX()-2, item->GetY()-2, image_w+text_w+4, text_h+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 );
if ((item->IsExpanded()) && (item->GetSelectedImage() != -1))
{
- dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, text_h );
+ dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h );
m_imageListNormal->Draw( item->GetSelectedImage(), dc,
- item->GetX(), item->GetY()-1,
+ item->GetX(),
+ item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0),
wxIMAGELIST_DRAW_TRANSPARENT );
dc.DestroyClippingRegion();
}
else if (item->GetImage() != -1)
{
- dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, text_h );
+ dc.SetClippingRegion( item->GetX(), item->GetY(), image_w-2, total_h );
m_imageListNormal->Draw( item->GetImage(), dc,
- item->GetX(), item->GetY()-1,
+ item->GetX(),
+ item->GetY() +((total_h > image_h)?((total_h-image_h)/2):0),
wxIMAGELIST_DRAW_TRANSPARENT );
dc.DestroyClippingRegion();
}
dc.SetBackgroundMode(wxTRANSPARENT);
- dc.DrawText( item->GetText(), image_w + item->GetX(), item->GetY() );
+ dc.DrawText( item->GetText(), image_w + item->GetX(), item->GetY()
+ + ((total_h > text_h) ? (total_h - text_h)/2 : 0));
- /* restore normal font for bold items */
+ // restore normal font for bold items
if (fontOld.Ok())
{
dc.SetFont( fontOld);
int horizX = level*m_indent;
item->SetX( horizX+33 );
- item->SetY( y-m_lineHeight/3 );
+ item->SetY( y-m_lineHeight/2 );
item->SetHeight( m_lineHeight );
item->SetCross( horizX+15, y );
dc.DrawLine( horizX+13, y, horizX+18, y );
if (!item->IsExpanded())
- {
+ {
dc.DrawLine( horizX+15, y-2, horizX+15, y+3 );
- }
+ }
}
if (item->HasHilight())
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) dc.DrawLine( horizX+15, oldY+5, horizX+15, semiOldY );
+ // 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)
+ dc.DrawLine( horizX+15, oldY+5, horizX+15, semiOldY );
}
}
dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.SetPen( m_dottedPen );
- m_lineHeight = (int)(dc.GetCharHeight() + 4);
+ if(GetImageList() == NULL)
+ m_lineHeight = (int)(dc.GetCharHeight() + 4);
int y = m_lineHeight / 2 + 2;
PaintLevel( m_anchor, dc, 0, y );
void wxTreeCtrl::OnSetFocus( wxFocusEvent &WXUNUSED(event) )
{
m_hasFocus = TRUE;
-
+
if (m_current) RefreshLine( m_current );
}
void wxTreeCtrl::OnKillFocus( wxFocusEvent &WXUNUSED(event) )
{
m_hasFocus = FALSE;
-
+
if (m_current) RefreshLine( m_current );
}
void wxTreeCtrl::OnChar( wxKeyEvent &event )
{
- wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, GetId() );
- te.m_code = event.KeyCode();
- te.SetEventObject( this );
- GetEventHandler()->ProcessEvent( te );
+ wxTreeEvent te( wxEVT_COMMAND_TREE_KEY_DOWN, GetId() );
+ te.m_code = event.KeyCode();
+ te.SetEventObject( this );
+ GetEventHandler()->ProcessEvent( te );
- if (m_current == 0)
- {
- event.Skip();
- return;
- }
+ if (m_current == 0)
+ {
+ event.Skip();
+ return;
+ }
- switch (event.KeyCode())
- {
- case '+':
- case WXK_ADD:
- if (m_current->HasPlus() && !IsExpanded(m_current))
- {
- Expand(m_current);
- }
- break;
+ switch (event.KeyCode())
+ {
+ case '+':
+ case WXK_ADD:
+ if (m_current->HasPlus() && !IsExpanded(m_current))
+ {
+ Expand(m_current);
+ }
+ break;
- case '-':
- case WXK_SUBTRACT:
- if (IsExpanded(m_current))
- {
- Collapse(m_current);
- }
- break;
+ case '-':
+ case WXK_SUBTRACT:
+ if (IsExpanded(m_current))
+ {
+ Collapse(m_current);
+ }
+ break;
- case '*':
- case WXK_MULTIPLY:
- Toggle(m_current);
- break;
+ case '*':
+ case WXK_MULTIPLY:
+ Toggle(m_current);
+ break;
- case ' ':
- case WXK_RETURN:
- {
- wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() );
- event.m_item = m_current;
- event.m_code = 0;
- event.SetEventObject( this );
- GetEventHandler()->ProcessEvent( event );
- }
- break;
+ case ' ':
+ case WXK_RETURN:
+ {
+ wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() );
+ event.m_item = m_current;
+ event.m_code = 0;
+ event.SetEventObject( this );
+ GetEventHandler()->ProcessEvent( event );
+ }
+ break;
- case WXK_UP:
- {
- wxTreeItemId prev = GetPrevSibling( m_current );
- if (!prev)
- {
- prev = GetParent( m_current );
- long cockie = 0;
- wxTreeItemId current = m_current;
- if (current == GetFirstChild( prev, cockie ))
- {
- // otherwise we return to where we came from
- SelectItem( prev );
- EnsureVisible( prev );
- break;
- }
- }
- if (prev)
- {
- while (IsExpanded(prev))
- {
- int c = (int)GetChildrenCount( prev, FALSE );
- long cockie = 0;
- prev = GetFirstChild( prev, cockie );
- for (int i = 0; i < c-1; i++)
- prev = GetNextSibling( prev );
- }
- SelectItem( prev );
- EnsureVisible( prev );
- }
- }
- break;
- case WXK_LEFT:
- {
- wxTreeItemId prev = GetPrevSibling( m_current );
- if (prev != 0)
- {
- SelectItem( prev );
- EnsureVisible( prev );
- }
- else
- {
- prev = GetParent( m_current );
- if (prev)
- {
- EnsureVisible( prev );
- SelectItem( prev );
- }
- }
- }
- break;
+ // up goes to the previous sibling or to the last of its children if
+ // it's expanded
+ case WXK_UP:
+ {
+ wxTreeItemId prev = GetPrevSibling( m_current );
+ if (!prev)
+ {
+ prev = GetParent( m_current );
+ if (prev)
+ {
+ long cockie = 0;
+ wxTreeItemId current = m_current;
+ if (current == GetFirstChild( prev, cockie ))
+ {
+ // otherwise we return to where we came from
+ SelectItem( prev );
+ EnsureVisible( prev );
+ break;
+ }
+ }
+ }
+ if (prev)
+ {
+ while ( IsExpanded(prev) && HasChildren(prev) )
+ {
+ wxTreeItemId child = GetLastChild(prev);
+ if ( child )
+ {
+ prev = child;
+ }
+ }
+
+ SelectItem( prev );
+ EnsureVisible( prev );
+ }
+ }
+ break;
- case WXK_RIGHT:
- // this works the same as the down arrow except that we also expand the
- // item if it wasn't expanded yet
- Expand(m_current);
- // fall through
+ // left arrow goes to the parent
+ case WXK_LEFT:
+ {
+ wxTreeItemId prev = GetParent( m_current );
+ if (prev)
+ {
+ EnsureVisible( prev );
+ SelectItem( prev );
+ }
+ }
+ break;
- case WXK_DOWN:
- {
- if (IsExpanded(m_current))
- {
- long cookie = 0;
- wxTreeItemId child = GetFirstChild( m_current, cookie );
- SelectItem( child );
- EnsureVisible( child );
- }
- else
- {
- wxTreeItemId next = GetNextSibling( m_current );
- if (next == 0)
- {
- wxTreeItemId current = m_current;
- while (current && !next)
+ case WXK_RIGHT:
+ // this works the same as the down arrow except that we also expand the
+ // item if it wasn't expanded yet
+ Expand(m_current);
+ // fall through
+
+ case WXK_DOWN:
{
- current = GetParent( current );
- if (current) next = GetNextSibling( current );
+ if (IsExpanded(m_current) && HasChildren(m_current))
+ {
+ long cookie = 0;
+ wxTreeItemId child = GetFirstChild( m_current, cookie );
+ SelectItem( child );
+ EnsureVisible( child );
+ }
+ else
+ {
+ wxTreeItemId next = GetNextSibling( m_current );
+ if (next == 0)
+ {
+ wxTreeItemId current = m_current;
+ while (current && !next)
+ {
+ current = GetParent( current );
+ if (current) next = GetNextSibling( current );
+ }
+ }
+ if (next != 0)
+ {
+ SelectItem( next );
+ EnsureVisible( next );
+ }
+ }
}
- }
- if (next != 0)
- {
- SelectItem( next );
- EnsureVisible( next );
- }
- }
- }
- break;
+ break;
- default:
- event.Skip();
- }
+ // <End> selects the last visible tree item
+ case WXK_END:
+ {
+ wxTreeItemId last = GetRootItem();
+
+ while ( last.IsOk() && IsExpanded(last) )
+ {
+ wxTreeItemId lastChild = GetLastChild(last);
+
+ // it may happen if the item was expanded but then all of
+ // its children have been deleted - so IsExpanded() returned
+ // TRUE, but GetLastChild() returned invalid item
+ if ( !lastChild )
+ break;
+
+ last = lastChild;
+ }
+
+ if ( last.IsOk() )
+ {
+ EnsureVisible( last );
+ SelectItem( last );
+ }
+ }
+ break;
+
+ // <Home> selects the root item
+ case WXK_HOME:
+ {
+ wxTreeItemId prev = GetRootItem();
+ if (prev)
+ {
+ EnsureVisible( prev );
+ SelectItem( prev );
+ }
+ }
+ break;
+
+ default:
+ event.Skip();
+ }
}
wxTreeItemId wxTreeCtrl::HitTest(const wxPoint& point, int& WXUNUSED(flags))
{
+ wxClientDC dc(this);
+ PrepareDC(dc);
+ long x = dc.DeviceToLogicalX( (long)point.x );
+ long y = dc.DeviceToLogicalY( (long)point.y );
+
bool onButton = FALSE;
- return m_anchor->HitTest( point, onButton );
+ return m_anchor->HitTest( wxPoint(x, y), onButton );
}
void wxTreeCtrl::OnMouse( wxMouseEvent &event )
if ( !(event.LeftDown() || event.LeftDClick() || event.Dragging()) ) return;
if ( !m_anchor ) return;
-
+
wxClientDC dc(this);
PrepareDC(dc);
long x = dc.DeviceToLogicalX( (long)event.GetX() );
bool onButton = FALSE;
wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y), onButton );
-
+
if (item == NULL) return; /* we hit the blank area */
if (event.Dragging())
if (m_dragCount == 2) /* small drag latency (3?) */
{
m_dragCount = 0;
-
+
wxTreeEvent nevent(wxEVT_COMMAND_TREE_BEGIN_DRAG, GetId());
nevent.m_item = m_current;
nevent.SetEventObject(this);
}
return;
}
-
- if (!IsSelected(item)) SelectItem(item); /* we dont support multiple selections, BTW */
+
+ if (!IsSelected(item))
+ SelectItem(item); /* we dont support multiple selections, BTW */
if (event.LeftDClick())
{
/* after all changes have been done to the tree control,
* we actually redraw the tree when everything is over */
- if (!m_dirty) return;
+ if (!m_dirty)
+ return;
m_dirty = FALSE;
int horizX = level*m_indent;
item->SetX( horizX+33 );
- item->SetY( y-m_lineHeight/3-2 );
+ item->SetY( y-m_lineHeight/2 );
item->SetHeight( m_lineHeight );
if ( !item->IsExpanded() )
{
- /* we dont need to calculate collapsed branches */
+ // we dont need to calculate collapsed branches
return;
}
for ( size_t n = 0; n < count; n++ )
{
y += m_lineHeight;
- CalculateLevel( children[n], dc, level+1, y ); /* recurse */
+ CalculateLevel( children[n], dc, level+1, y ); // recurse
}
}
dc.SetFont( wxSystemSettings::GetSystemFont( wxSYS_DEFAULT_GUI_FONT ) );
dc.SetPen( m_dottedPen );
- m_lineHeight = (int)(dc.GetCharHeight() + 4);
+ if(GetImageList() == NULL)
+ m_lineHeight = (int)(dc.GetCharHeight() + 4);
int y = m_lineHeight / 2 + 2;
- CalculateLevel( m_anchor, dc, 0, y ); /* start recursion */
+ CalculateLevel( m_anchor, dc, 0, y ); // start recursion
}
void wxTreeCtrl::RefreshSubtree(wxGenericTreeItem *item)
rect.y = dc.LogicalToDeviceY( item->GetY() - 2 );
rect.width = 1000;
rect.height = dc.GetCharHeight() + 6;
-
+
Refresh( TRUE, &rect );
}
projects / wxWidgets.git / blobdiff