A few tweaks and cleanups

[wxWidgets.git] / src / generic / treectlg.cpp

diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp
index 89e0197b8bc47836cce9b69132c36e4baedf775c..562d1a840e32b76a79a8189dcc5730ef796a946b 100644 (file)
--- a/src/generic/treectlg.cpp
+++ b/src/generic/treectlg.cpp
@@ -741,9 +741,9 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent,
     wxScrolledWindow::Create( parent, id, pos, size,
                               style|wxHSCROLL|wxVSCROLL, name );
 
     wxScrolledWindow::Create( parent, id, pos, size,
                               style|wxHSCROLL|wxVSCROLL, name );
 

-        // If the tree display has no buttons, but does have
-        // connecting lines, we can use a narrower layout.
-        // It may not be a good idea to force this...
+    // If the tree display has no buttons, but does have
+    // connecting lines, we can use a narrower layout.
+    // It may not be a good idea to force this...

     if (!HasButtons() && !HasFlag(wxTR_NO_LINES))
     {
         m_indent= 10;
     if (!HasButtons() && !HasFlag(wxTR_NO_LINES))
     {
         m_indent= 10;


@@ -754,7 +754,8 @@ bool wxGenericTreeCtrl::Create(wxWindow *parent,
     SetValidator( validator );
 #endif
 
     SetValidator( validator );
 #endif
 

-    SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOX ) );
+    SetForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT) );
+    SetBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX) );

 
 //  m_dottedPen = wxPen( "grey", 0, wxDOT );  too slow under XFree86
     m_dottedPen = wxPen( wxT("grey"), 0, 0 );
 
 //  m_dottedPen = wxPen( "grey", 0, wxDOT );  too slow under XFree86
     m_dottedPen = wxPen( wxT("grey"), 0, 0 );


@@ -1211,7 +1212,8 @@ wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text,
         // if root is hidden, make sure we can navigate
         // into children
         m_anchor->SetHasPlus();
         // if root is hidden, make sure we can navigate
         // into children
         m_anchor->SetHasPlus();

-        Expand(m_anchor);
+        m_anchor->Expand();
+        CalculatePositions();

     }
 
     if (!HasFlag(wxTR_MULTIPLE))
     }
 
     if (!HasFlag(wxTR_MULTIPLE))


@@ -1355,6 +1357,8 @@ void wxGenericTreeCtrl::Expand(const wxTreeItemId& itemId)
     wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
 
     wxCHECK_RET( item, _T("invalid item in wxGenericTreeCtrl::Expand") );
     wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
 
     wxCHECK_RET( item, _T("invalid item in wxGenericTreeCtrl::Expand") );

+    wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), 
+                 _T("can't expand hidden root") );

 
     if ( !item->HasPlus() )
         return;
 
     if ( !item->HasPlus() )
         return;


@@ -1399,6 +1403,9 @@ void wxGenericTreeCtrl::ExpandAll(const wxTreeItemId& item)
 
 void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId)
 {
 
 void wxGenericTreeCtrl::Collapse(const wxTreeItemId& itemId)
 {

+    wxCHECK_RET( !HasFlag(wxTR_HIDE_ROOT) || itemId != GetRootItem(), 
+                 _T("can't collapse hidden root") );
+

     wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
 
     if ( !item->IsExpanded() )
     wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
 
     if ( !item->IsExpanded() )


@@ -1679,10 +1686,22 @@ void wxGenericTreeCtrl::EnsureVisible(const wxTreeItemId& item)
 
     // first expand all parent branches
     wxGenericTreeItem *parent = gitem->GetParent();
 
     // first expand all parent branches
     wxGenericTreeItem *parent = gitem->GetParent();

-    while ( parent )
+
+    if ( HasFlag(wxTR_HIDE_ROOT) )

     {
     {

-        Expand(parent);
-        parent = parent->GetParent();
+        while ( parent != m_anchor )
+        {
+            Expand(parent);
+            parent = parent->GetParent();
+        }
+    }
+    else
+    {
+        while ( parent )
+        {
+            Expand(parent);
+            parent = parent->GetParent();
+        }

     }
 
     //if (parent) CalculatePositions();
     }
 
     //if (parent) CalculatePositions();


@@ -2061,7 +2080,7 @@ void wxGenericTreeCtrl::PaintLevel( wxGenericTreeItem *item, wxDC &dc, int level
             if (attr && attr->HasTextColour())
                 colText = attr->GetTextColour();
             else
             if (attr && attr->HasTextColour())
                 colText = attr->GetTextColour();
             else

-                colText = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT);
+                colText = GetForegroundColour();

         }
 
         // prepare to draw
         }
 
         // prepare to draw


@@ -2542,14 +2561,8 @@ wxTreeItemId wxGenericTreeCtrl::HitTest(const wxPoint& point, int& flags)
         return wxTreeItemId();
     }
 
         return wxTreeItemId();
     }
 

-    wxClientDC dc(this);
-    PrepareDC(dc);
-    wxCoord x = dc.DeviceToLogicalX( point.x );
-    wxCoord y = dc.DeviceToLogicalY( point.y );
-    wxGenericTreeItem *hit =  m_anchor->HitTest(wxPoint(x, y),
-                                                this,
-                                                flags,
-                                                0 );
+    wxGenericTreeItem *hit =  m_anchor->HitTest(CalcUnscrolledPosition(point),
+                                                this, flags, 0);

     if (hit == NULL)
     {
         flags = wxTREE_HITTEST_NOWHERE;
     if (hit == NULL)
     {
         flags = wxTREE_HITTEST_NOWHERE;


@@ -2600,10 +2613,10 @@ void wxGenericTreeCtrl::Edit( const wxTreeItemId& item )
     if (m_dirty) wxYieldIfNeeded();
 
     wxString s = m_currentEdit->GetText();
     if (m_dirty) wxYieldIfNeeded();
 
     wxString s = m_currentEdit->GetText();

-    int x = m_currentEdit->GetX();
-    int y = m_currentEdit->GetY();

     int w = m_currentEdit->GetWidth();
     int h = m_currentEdit->GetHeight();
     int w = m_currentEdit->GetWidth();
     int h = m_currentEdit->GetHeight();

+    int x, y;
+    CalcScrolledPosition(m_currentEdit->GetX(), m_currentEdit->GetY(), &x, &y);

 
     int image_h = 0;
     int image_w = 0;
 
     int image_h = 0;
     int image_w = 0;


@@ -2624,11 +2637,6 @@ void wxGenericTreeCtrl::Edit( const wxTreeItemId& item )
     x += image_w;
     w -= image_w + 4; // I don't know why +4 is needed
 
     x += image_w;
     w -= image_w + 4; // I don't know why +4 is needed
 

-    wxClientDC dc(this);
-    PrepareDC( dc );
-    x = dc.LogicalToDeviceX( x );
-    y = dc.LogicalToDeviceY( y );
-

     wxTreeTextCtrl *text = new wxTreeTextCtrl(this, -1,
                                               &m_renameAccept,
                                               &m_renameRes,
     wxTreeTextCtrl *text = new wxTreeTextCtrl(this, -1,
                                               &m_renameAccept,
                                               &m_renameRes,


@@ -2677,21 +2685,15 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
         return;
     }
 
         return;
     }
 

-    wxClientDC dc(this);
-    PrepareDC(dc);
-    wxCoord x = dc.DeviceToLogicalX( event.GetX() );
-    wxCoord y = dc.DeviceToLogicalY( event.GetY() );
+    wxPoint pt = CalcUnscrolledPosition(event.GetPosition());

 
     int flags = 0;
 
     int flags = 0;

-    wxGenericTreeItem *item = m_anchor->HitTest( wxPoint(x,y),
-                                                 this,
-                                                 flags,
-                                                 0 );
+    wxGenericTreeItem *item = m_anchor->HitTest(pt, this, flags, 0);

 
     if ( event.Dragging() && !m_isDragging )
     {
         if (m_dragCount == 0)
 
     if ( event.Dragging() && !m_isDragging )
     {
         if (m_dragCount == 0)

-            m_dragStart = wxPoint(x,y);
+            m_dragStart = pt;

 
         m_dragCount++;
 
 
         m_dragCount++;
 


@@ -2768,7 +2770,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
         wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, GetId());
 
         event.m_item = (long) item;
         wxTreeEvent event(wxEVT_COMMAND_TREE_END_DRAG, GetId());
 
         event.m_item = (long) item;

-        event.m_pointDrag = wxPoint(x, y);
+        event.m_pointDrag = pt;

         event.SetEventObject(this);
 
         (void)GetEventHandler()->ProcessEvent(event);
         event.SetEventObject(this);
 
         (void)GetEventHandler()->ProcessEvent(event);


@@ -2794,9 +2796,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
         {
             wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, GetId());
             nevent.m_item = (long) item;
         {
             wxTreeEvent nevent(wxEVT_COMMAND_TREE_ITEM_RIGHT_CLICK, GetId());
             nevent.m_item = (long) item;

-            CalcScrolledPosition(x, y,
-                                 &nevent.m_pointDrag.x,
-                                 &nevent.m_pointDrag.y);
+            nevent.m_pointDrag = CalcScrolledPosition(pt);

             nevent.SetEventObject(this);
             GetEventHandler()->ProcessEvent(nevent);
         }
             nevent.SetEventObject(this);
             GetEventHandler()->ProcessEvent(nevent);
         }


@@ -2857,9 +2857,7 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
                 // send activate event first
                 wxTreeEvent nevent( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() );
                 nevent.m_item = (long) item;
                 // send activate event first
                 wxTreeEvent nevent( wxEVT_COMMAND_TREE_ITEM_ACTIVATED, GetId() );
                 nevent.m_item = (long) item;

-                CalcScrolledPosition(x, y,
-                                     &nevent.m_pointDrag.x,
-                                     &nevent.m_pointDrag.y);
+                nevent.m_pointDrag = CalcScrolledPosition(pt);

                 nevent.SetEventObject( this );
                 if ( !GetEventHandler()->ProcessEvent( nevent ) )
                 {
                 nevent.SetEventObject( this );
                 if ( !GetEventHandler()->ProcessEvent( nevent ) )
                 {


@@ -2895,7 +2893,10 @@ void wxGenericTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc )
     wxCoord text_w = 0;
     wxCoord text_h = 0;
 
     wxCoord text_w = 0;
     wxCoord text_h = 0;
 

-    if (item->IsBold())
+    wxTreeItemAttr *attr = item->GetAttributes();
+    if ( attr && attr->HasFont() )
+        dc.SetFont(attr->GetFont());
+    else if ( item->IsBold() )

         dc.SetFont(m_boldFont);
 
     dc.GetTextExtent( item->GetText(), &text_w, &text_h );
         dc.SetFont(m_boldFont);
 
     dc.GetTextExtent( item->GetText(), &text_w, &text_h );


@@ -2989,20 +2990,14 @@ void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item)
 {
     if (m_dirty) return;
 
 {
     if (m_dirty) return;
 

-    wxClientDC dc(this);
-    PrepareDC(dc);
-
-    int cw = 0;
-    int ch = 0;
-    GetClientSize( &cw, &ch );
+    wxSize client = GetClientSize();

 
     wxRect rect;
 
     wxRect rect;

-    rect.x = dc.LogicalToDeviceX( 0 );
-    rect.width = cw;
-    rect.y = dc.LogicalToDeviceY( item->GetY() );
-    rect.height = ch;
+    CalcScrolledPosition(0, item->GetY(), &rect.x, &rect.y);
+    rect.width = client.x;
+    rect.height = client.y;

 
 

-    Refresh( TRUE, &rect );
+    Refresh(TRUE, &rect);

 
     AdjustMyScrollbars();
 }
 
     AdjustMyScrollbars();
 }


@@ -3011,20 +3006,12 @@ void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item )
 {
     if (m_dirty) return;
 
 {
     if (m_dirty) return;
 

-    wxClientDC dc(this);
-    PrepareDC( dc );
-
-    int cw = 0;
-    int ch = 0;
-    GetClientSize( &cw, &ch );
-

     wxRect rect;
     wxRect rect;

-    rect.x = dc.LogicalToDeviceX( 0 );
-    rect.y = dc.LogicalToDeviceY( item->GetY() );
-    rect.width = cw;
+    CalcScrolledPosition(0, item->GetY(), &rect.x, &rect.y);
+    rect.width = GetClientSize().x;

     rect.height = GetLineHeight(item); //dc.GetCharHeight() + 6;
 
     rect.height = GetLineHeight(item); //dc.GetCharHeight() + 6;
 

-    Refresh( TRUE, &rect );
+    Refresh(TRUE, &rect);

 }
 
 void wxGenericTreeCtrl::RefreshSelected()
 }
 
 void wxGenericTreeCtrl::RefreshSelected()