moved wxDash typedef to gdicmn.h

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

diff --git a/src/generic/treectrl.cpp b/src/generic/treectrl.cpp
index 9ec067f7e284530f1f136f5e2dc8007cbed8636c..9a43e04af00e5e629dc76fe3ae4f552e9ba85fed 100644 (file)
--- a/src/generic/treectrl.cpp
+++ b/src/generic/treectrl.cpp
@@ -1496,10 +1496,12 @@ void wxTreeCtrl::SetImageList(wxImageList *imageList)
 {
     m_imageListNormal = imageList;
 
 {
     m_imageListNormal = imageList;
 

+    if ( !m_imageListNormal )
+        return;
+

     // Calculate a m_lineHeight value from the image sizes.
     // May be toggle off. Then wxTreeCtrl will spread when
     // necessary (which might look ugly).
     // 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

     wxClientDC dc(this);
     m_lineHeight = (int)(dc.GetCharHeight() + 4);
     int width = 0, height = 0,
     wxClientDC dc(this);
     m_lineHeight = (int)(dc.GetCharHeight() + 4);
     int width = 0, height = 0,


@@ -1515,7 +1517,6 @@ void wxTreeCtrl::SetImageList(wxImageList *imageList)
         m_lineHeight += 2;                 // at least 2 pixels
     else
         m_lineHeight += m_lineHeight/10;   // otherwise 10% extra spacing
         m_lineHeight += 2;                 // at least 2 pixels
     else
         m_lineHeight += m_lineHeight/10;   // otherwise 10% extra spacing

-#endif

 }
 
 void wxTreeCtrl::SetStateImageList(wxImageList *imageList)
 }
 
 void wxTreeCtrl::SetStateImageList(wxImageList *imageList)


@@ -1571,8 +1572,15 @@ void wxTreeCtrl::PaintItem(wxGenericTreeItem *item, wxDC& dc)
     int image = item->GetCurrentImage();
     if ( image != NO_IMAGE )
     {
     int image = item->GetCurrentImage();
     if ( image != NO_IMAGE )
     {

-        m_imageListNormal->GetSize( image, image_w, image_h );
-        image_w += 4;
+        if ( m_imageListNormal )
+        {
+            m_imageListNormal->GetSize( image, image_w, image_h );
+            image_w += 4;
+        }
+        else
+        {
+            image = NO_IMAGE;
+        }

     }
 
     int total_h = GetLineHeight(item);
     }
 
     int total_h = GetLineHeight(item);


@@ -2062,8 +2070,15 @@ void wxTreeCtrl::Edit( const wxTreeItemId& item )
     int image = m_currentEdit->GetCurrentImage();
     if ( image != NO_IMAGE )
     {
     int image = m_currentEdit->GetCurrentImage();
     if ( image != NO_IMAGE )
     {

-        m_imageListNormal->GetSize( image, image_w, image_h );
-        image_w += 4;
+        if ( m_imageListNormal )
+        {
+            m_imageListNormal->GetSize( image, image_w, image_h );
+            image_w += 4;
+        }
+        else
+        {
+            wxFAIL_MSG(_T("you must create an image list to use images!"));
+        }

     }
     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


@@ -2287,8 +2302,8 @@ void wxTreeCtrl::OnIdle( wxIdleEvent &WXUNUSED(event) )
 
 void wxTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc )
 {
 
 void wxTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc )
 {

-    int text_w = 0;
-    int text_h = 0;
+    wxCoord text_w = 0;
+    wxCoord text_h = 0;

 
     if (item->IsBold())
         dc.SetFont(m_boldFont);
 
     if (item->IsBold())
         dc.SetFont(m_boldFont);


@@ -2304,8 +2319,11 @@ void wxTreeCtrl::CalculateSize( wxGenericTreeItem *item, wxDC &dc )
     int image = item->GetCurrentImage();
     if ( image != NO_IMAGE )
     {
     int image = item->GetCurrentImage();
     if ( image != NO_IMAGE )
     {

-        m_imageListNormal->GetSize( image, image_w, image_h );
-        image_w += 4;
+        if ( m_imageListNormal )
+        {
+            m_imageListNormal->GetSize( image, image_w, image_h );
+            image_w += 4;
+        }

     }
 
     int total_h = (image_h > text_h) ? image_h : text_h;
     }
 
     int total_h = (image_h > text_h) ? image_h : text_h;