fix for assert when setting tooltip for a readonly combo

[wxWidgets.git] / src / html / htmlcell.cpp

diff --git a/src/html/htmlcell.cpp b/src/html/htmlcell.cpp
index 845a709c1fe431ba16795a0b9c1e774738690c10..820fdd9cc01abaa49aae1fed3e152bc893aa1577 100644 (file)
--- a/src/html/htmlcell.cpp
+++ b/src/html/htmlcell.cpp
@@ -14,7 +14,8 @@
 #include "wx/wxprec.h"
 
 #include "wx/defs.h"
-#if wxUSE_HTML
+
+#if wxUSE_HTML && wxUSE_STREAMS
 
 #ifdef __BORDLANDC__
 #pragma hdrstop
@@ -85,7 +86,38 @@ bool wxHtmlCell::AdjustPagebreak(int *pagebreak) const
 void wxHtmlCell::SetLink(const wxHtmlLinkInfo& link) 
 {
     if (m_Link) delete m_Link;
-    m_Link = new wxHtmlLinkInfo(link);
+    m_Link = NULL;
+    if (link.GetHref() != wxEmptyString)
+        m_Link = new wxHtmlLinkInfo(link);
+}
+
+
+
+void wxHtmlCell::Layout(int w) 
+{
+    SetPos(0, 0); 
+    if (m_Next) m_Next -> Layout(w);
+}
+
+
+void wxHtmlCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2) 
+{
+    if (m_Next) m_Next -> Draw(dc, x, y, view_y1, view_y2);
+}
+
+
+
+void wxHtmlCell::DrawInvisible(wxDC& dc, int x, int y) 
+{
+    if (m_Next) m_Next -> DrawInvisible(dc, x, y);
+}
+
+
+
+const wxHtmlCell* wxHtmlCell::Find(int condition, const void* param) const 
+{
+    if (m_Next) return m_Next -> Find(condition, param); 
+    else return NULL;
 }
 
 
@@ -101,7 +133,7 @@ wxHtmlWordCell::wxHtmlWordCell(const wxString& word, wxDC& dc) : wxHtmlCell()
     if (m_Word.Find(wxT('&')) != -1) 
     {
 #define ESCSEQ(escape, subst)  \
-                  { wxT("&"escape";"), wxT("&"escape" "), wxT(subst) } 
+                  { _T("&") _T(escape) _T(";"), _T("&") _T(escape) _T(" "), _T(subst) } 
         static wxChar* substitutions[][3] = 
                 {
                 ESCSEQ("quot", "\""),
@@ -246,6 +278,11 @@ wxHtmlContainerCell::wxHtmlContainerCell(wxHtmlContainerCell *parent) : wxHtmlCe
     m_LastLayout = -1;
 }
 
+wxHtmlContainerCell::~wxHtmlContainerCell() 
+{
+    if (m_Cells) delete m_Cells;
+}
+
 
 
 void wxHtmlContainerCell::SetIndent(int i, int what, int units)
@@ -403,12 +440,14 @@ void wxHtmlContainerCell::Layout(int w)
                 int counter = 0;
                 int step = (s_width - xpos);
                 if (step < 0) step = 0;
-                while (line != cell) {
+                xcnt--;
+                if (xcnt > 0) while (line != cell) {
                     line -> SetPos(line -> GetPosX() + s_indent +
                                    (counter++ * step / xcnt),
                                    ypos + line -> GetPosY());
                     line = line -> GetNext();
                 }
+                xcnt++;
             }
 
             ypos += ysizedown;