Loader improvements

[libs/gltk.git] / source / entry.cpp

diff --git a/source/entry.cpp b/source/entry.cpp
index 3fa4c91bb36423d64e10986bafcd156e995fdf28..271c49a4b6cda21ca063f9e7e7339ea460c96de5 100644 (file)
--- a/source/entry.cpp
+++ b/source/entry.cpp
@@ -1,7 +1,7 @@
 /* $Id$
 
 This file is part of libmspgltk
-Copyright © 2007-2010  Mikko Rasa, Mikkosoft Productions
+Copyright © 2007-2011  Mikko Rasa, Mikkosoft Productions
 Distributed under the LGPL
 */
 
@@ -20,9 +20,7 @@ using namespace std;
 namespace Msp {
 namespace GLtk {
 
-Entry::Entry(const Resources &r, const string &t):
-       Widget(r),
-       Container(r),
+Entry::Entry(const string &t):
        text(),
        multiline(false),
        edit_pos(0),
@@ -31,7 +29,6 @@ Entry::Entry(const Resources &r, const string &t):
        text_part(0),
        slider(0)
 {
-       update_style();
        set_text(t);
 }
 
@@ -39,19 +36,52 @@ void Entry::set_text(const string &t)
 {
        text = t;
        edit_pos = text.size();
+
+       if(multiline)
+               check_view_range();
 }
 
 void Entry::set_multiline(bool m)
 {
        multiline = m;
-       if(multiline && !slider)
+       if(multiline)
        {
-               slider = new VSlider(res);
-               add(*slider);
-               slider->set_step(1);
-               slider->signal_value_changed.connect(sigc::mem_fun(this, &Entry::slider_value_changed));
-               reposition_slider();
+               if(!slider)
+               {
+                       slider = new VSlider;
+                       add(*slider);
+                       slider->set_step(1);
+                       slider->signal_value_changed.connect(sigc::mem_fun(this, &Entry::slider_value_changed));
+                       reposition_slider();
+               }
+               check_view_range();
+       }
+}
+
+void Entry::render_special(const Part &part) const
+{
+       if(part.get_name()=="text")
+               text.render(part, geom, first_row);
+       else if(part.get_name()=="cursor")
+       {
+               if(!text_part || !part.get_graphic(state))
+                       return;
+
+               unsigned row, col;
+               text.offset_to_coords(edit_pos, row, col);
+
+               if(row<first_row || row>=first_row+visible_rows)
+                       return;
+
+               Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
+
+               GL::push_matrix();
+               GL::translate(rgeom.x, rgeom.y, 0);
+               part.get_graphic(state)->render(part.get_geometry().w, part.get_geometry().h);
+               GL::pop_matrix();
        }
+       else if(part.get_name()=="slider")
+               slider->render();
 }
 
 void Entry::key_press(unsigned key, unsigned, wchar_t ch)
@@ -116,66 +146,43 @@ void Entry::key_press(unsigned key, unsigned, wchar_t ch)
        }
 }
 
-void Entry::render_special(const Part &part) const
-{
-       if(part.get_name()=="text")
-               text.render(part, geom, first_row);
-       else if(part.get_name()=="cursor")
-       {
-               if(!text_part || !part.get_graphic(state))
-                       return;
-
-               unsigned row, col;
-               text.offset_to_coords(edit_pos, row, col);
-
-               if(row<first_row || row>=first_row+visible_rows)
-                       return;
-
-               Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
-
-               GL::push_matrix();
-               GL::translate(rgeom.x, rgeom.y, 0);
-               part.get_graphic(state)->render(part.get_geometry().w, part.get_geometry().h);
-               GL::pop_matrix();
-       }
-       else if(part.get_name()=="slider")
-               slider->render();
-}
-
 void Entry::on_geometry_change()
 {
        reposition_slider();
+
+       if(multiline)
+               check_view_range();
 }
 
 void Entry::on_style_change()
 {
-       text_part = 0;
-       for(list<Part>::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
-               if(i->get_name()=="text")
-                       text_part = &*i;
-
        text.set_style(style);
+
+       if(!style)
+       {
+               text_part = 0;
+               return;
+       }
+
+       text_part = style->get_part("text");
+
        reposition_slider();
+
+       if(multiline)
+               check_view_range();
 }
 
 void Entry::reposition_slider()
 {
-       if(!slider)
+       if(!style || !slider)
                return;
 
-       for(list<Part>::const_iterator i=style->get_parts().begin(); i!=style->get_parts().end(); ++i)
-               if(i->get_name()=="slider")
-               {
-                       Geometry sgeom = i->get_geometry();
-                       i->get_alignment().apply(sgeom, geom, i->get_margin());
-                       slider->set_geometry(sgeom);
-               }
-}
-
-void Entry::slider_value_changed(double value)
-{
-       if(text.get_n_lines()>visible_rows)
-               first_row = text.get_n_lines()-visible_rows-static_cast<unsigned>(value);
+       if(const Part *slider_part = style->get_part("slider"))
+       {
+               Geometry sgeom = slider_part->get_geometry();
+               slider_part->get_alignment().apply(sgeom, geom, slider_part->get_margin());
+               slider->set_geometry(sgeom);
+       }
 }
 
 void Entry::check_view_range()
@@ -206,6 +213,12 @@ void Entry::check_view_range()
        }
 }
 
+void Entry::slider_value_changed(double value)
+{
+       if(text.get_n_lines()>visible_rows)
+               first_row = text.get_n_lines()-visible_rows-static_cast<unsigned>(value);
+}
+
 
 Entry::Loader::Loader(Entry &ent):
        Widget::Loader(ent)