Got rid of a few warnings.

Author: gunterkoenigsmann

ChangeLog

@@ -2,7 +2,8 @@ Current:
  * The ESC sequences for inputting symbols now use autocompletion.
  * Use wxAutoBufferedPaintDC for drawing the worksheet instead of
    implementing our own version of it.
- * The usual bug fixes
+ * The usual bug fixes, this time including one bug fix that makes
+   wxMaxima work again on Gentoo and some help path lookup fixes.
 
 19.01.0:
  * Many bugfixes for the display code

src/IntCell.cpp

@@ -224,7 +224,6 @@ void IntCell::RecalculateWidths(int fontsize)
 void IntCell::RecalculateHeight(int fontsize)
 {
   Cell::RecalculateHeight(fontsize);
-  Configuration *configuration = (*m_configuration);
 
   m_under->RecalculateHeightList(MAX(MC_MIN_SIZE, fontsize - 5));
   m_over->RecalculateHeightList(MAX(MC_MIN_SIZE, fontsize - 5));

src/StatusBar.cpp

@@ -62,7 +62,7 @@ void StatusBar::UpdateBitmaps()
 #if wxCHECK_VERSION(3, 1, 1)
   wxDisplay display;
 
-  unsigned display_idx = wxDisplay::GetFromWindow(GetParent());
+  int display_idx = wxDisplay::GetFromWindow(GetParent());
   if (display_idx == wxNOT_FOUND)
     display_idx = 0;
   ppi = wxDisplay(display_idx).GetPPI();

src/ToolBar.cpp

@@ -49,7 +49,7 @@ wxBitmap ToolBar::GetImage(wxString name,
 #if wxCHECK_VERSION(3, 1, 1)
   wxDisplay display;
 
-  unsigned display_idx = wxDisplay::GetFromWindow(GetParent());
+  int display_idx = wxDisplay::GetFromWindow(GetParent());
   if(display_idx == wxNOT_FOUND)
     display_idx = 0;
   m_ppi = wxDisplay(display_idx).GetPPI();
@@ -326,7 +326,7 @@ ToolBar::ToolBar(wxWindow *parent) : wxAuiToolBar(parent,-1, wxDefaultPosition,
 #if wxCHECK_VERSION(3, 1, 1)
   wxDisplay display;
 
-  unsigned display_idx = wxDisplay::GetFromWindow(parent);
+  int display_idx = wxDisplay::GetFromWindow(parent);
   if(display_idx == wxNOT_FOUND)
     display_idx = 0;
   m_ppi = wxDisplay(display_idx).GetPPI();
@@ -373,7 +373,7 @@ void ToolBar::UpdateBitmaps()
 #if wxCHECK_VERSION(3, 1, 1)
   wxDisplay display;
 
-  unsigned display_idx = wxDisplay::GetFromWindow(GetParent());
+  int display_idx = wxDisplay::GetFromWindow(GetParent());
   if (display_idx == wxNOT_FOUND)
     display_idx = 0;
   ppi = wxDisplay(display_idx).GetPPI();