implement visual-sensitivity (gray out) for faders

[ardour.git] / libs / gtkmm2ext / cairocell.cc

diff --git a/libs/gtkmm2ext/cairocell.cc b/libs/gtkmm2ext/cairocell.cc
index 97c806752ad8af99371b002fb0e99606307347d9..f20f537e1b972f2ebafadde4b55258fed6d14ef8 100644 (file)
--- a/libs/gtkmm2ext/cairocell.cc
+++ b/libs/gtkmm2ext/cairocell.cc
@@ -39,43 +39,43 @@ CairoFontDescription::CairoFontDescription (Pango::FontDescription& fd)
 
        switch (fd.get_style()) {
        case Pango::STYLE_NORMAL:
-               slant = Cairo::FONT_SLANT_NORMAL;
+               _slant = Cairo::FONT_SLANT_NORMAL;
                break;
        case Pango::STYLE_OBLIQUE:
-               slant = Cairo::FONT_SLANT_OBLIQUE;
+               _slant = Cairo::FONT_SLANT_OBLIQUE;
                break;
        case Pango::STYLE_ITALIC:
-               slant = Cairo::FONT_SLANT_ITALIC;
+               _slant = Cairo::FONT_SLANT_ITALIC;
                break;
        }
 
        switch (fd.get_weight()) {
        case Pango::WEIGHT_ULTRALIGHT:
-               weight = Cairo::FONT_WEIGHT_NORMAL;
+               _weight = Cairo::FONT_WEIGHT_NORMAL;
                break;
 
        case Pango::WEIGHT_LIGHT:
-               weight = Cairo::FONT_WEIGHT_NORMAL;
+               _weight = Cairo::FONT_WEIGHT_NORMAL;
                break;
 
        case Pango::WEIGHT_NORMAL:
-               weight = Cairo::FONT_WEIGHT_NORMAL;
+               _weight = Cairo::FONT_WEIGHT_NORMAL;
                break;
 
        case Pango::WEIGHT_SEMIBOLD:
-               weight = Cairo::FONT_WEIGHT_BOLD;
+               _weight = Cairo::FONT_WEIGHT_BOLD;
                break;
 
        case Pango::WEIGHT_BOLD:
-               weight = Cairo::FONT_WEIGHT_BOLD;
+               _weight = Cairo::FONT_WEIGHT_BOLD;
                break;
 
        case Pango::WEIGHT_ULTRABOLD:
-               weight = Cairo::FONT_WEIGHT_BOLD;
+               _weight = Cairo::FONT_WEIGHT_BOLD;
                break;
 
        case Pango::WEIGHT_HEAVY:
-               weight = Cairo::FONT_WEIGHT_BOLD;
+               _weight = Cairo::FONT_WEIGHT_BOLD;
                break;
 
        }
@@ -211,7 +211,6 @@ CairoEditableText::CairoEditableText (boost::shared_ptr<CairoFontDescription> fo
        set_flags (Gtk::CAN_FOCUS);
 
        set_can_default (true);
-       set_receives_default (true);
 }
 
 CairoEditableText::~CairoEditableText ()
@@ -232,13 +231,13 @@ CairoEditableText::on_scroll_event (GdkEventScroll* ev)
 }
 
 bool
-CairoEditableText::on_focus_in_event (GdkEventFocus* ev)
+CairoEditableText::on_focus_in_event (GdkEventFocus*)
 {
        return false;
 }
 
 bool
-CairoEditableText::on_focus_out_event (GdkEventFocus* ev)
+CairoEditableText::on_focus_out_event (GdkEventFocus*)
 {
        if (editing_cell) {
                queue_draw_cell (editing_cell);
@@ -287,7 +286,14 @@ CairoEditableText::set_text (CairoTextCell* cell, const string& text)
 bool
 CairoEditableText::on_expose_event (GdkEventExpose* ev)
 {
-       Cairo::RefPtr<Cairo::Context> context = get_window()->create_cairo_context();
+       Glib::RefPtr<Gdk::Window> win = get_window ();
+
+       if (!win) {
+               std::cerr << "CET: no window to draw on\n";
+               return false;
+       }
+
+       Cairo::RefPtr<Cairo::Context> context = win->create_cairo_context();
 
        if (cells.empty()) {
                return true;