/* $Id$
This file is part of libmspgltk
-Copyright © 2007-2010 Mikko Rasa, Mikkosoft Productions
+Copyright © 2007-2011 Mikko Rasa, Mikkosoft Productions
Distributed under the LGPL
*/
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),
text_part(0),
slider(0)
{
- update_style();
set_text(t);
}
+void Entry::autosize()
+{
+ if(!style)
+ return;
+
+ Widget::autosize();
+
+ if(text_part)
+ {
+ const Sides &margin = text_part->get_margin();
+ const GL::Font &font = *style->get_font();
+ unsigned en_width = static_cast<unsigned>(font.get_string_width("n")*font.get_native_size());
+ geom.w = max(geom.w, 10*en_width+margin.left+margin.right);
+
+ unsigned line_height = static_cast<unsigned>((font.get_ascent()-font.get_descent())*font.get_native_size());
+ if(multiline)
+ {
+ unsigned line_spacing = font.get_native_size()*6/5;
+ geom.h = max(geom.h, line_height+line_spacing*2+margin.top+margin.bottom);
+ }
+ else
+ geom.h = max(geom.h, line_height+margin.top+margin.bottom);
+ }
+
+ if(multiline)
+ {
+ if(const Part *slider_part = style->get_part("slider"))
+ {
+ Geometry sgeom = slider_part->get_geometry();
+ if(!sgeom.w || !sgeom.h)
+ {
+ slider->autosize();
+ if(!sgeom.w)
+ sgeom.w = slider->get_geometry().w;
+ if(!sgeom.h)
+ sgeom.h = slider->get_geometry().h;
+ }
+
+ const Sides &margin = slider_part->get_margin();
+ geom.w = max(geom.w, sgeom.w+margin.left+margin.right);
+ geom.h = max(geom.h, sgeom.h+margin.top+margin.bottom);
+
+ reposition_slider();
+ }
+
+ check_view_range();
+ }
+}
+
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" && multiline)
+ slider->render();
+}
+
void Entry::key_press(unsigned key, unsigned, wchar_t ch)
{
if(key==Input::KEY_LEFT)
}
}
-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.set_style(style);
+
+ if(!style)
+ {
+ text_part = 0;
+ return;
+ }
+
text_part = style->get_part("text");
- text.set_style(style);
reposition_slider();
+
+ if(multiline)
+ check_view_range();
}
void Entry::reposition_slider()
{
- if(!slider)
+ if(!style || !slider)
return;
if(const Part *slider_part = style->get_part("slider"))
{
Geometry sgeom = slider_part->get_geometry();
+ if(!sgeom.w || !sgeom.h)
+ {
+ slider->autosize();
+ if(!sgeom.w)
+ sgeom.w = slider->get_geometry().w;
+ if(!sgeom.h)
+ sgeom.h = slider->get_geometry().h;
+ }
+
slider_part->get_alignment().apply(sgeom, geom, slider_part->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);
-}
-
void Entry::check_view_range()
{
if(!multiline || !text_part)
else if(row>=first_row+visible_rows)
first_row = row+1-visible_rows;
- if(slider)
- {
- unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
- slider->set_range(0, scroll);
- slider->set_value(scroll-first_row);
- }
+ unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
+ slider->set_range(0, scroll);
+ slider->set_value(scroll-first_row);
+}
+
+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);
}
projects / libs / gltk.git / blobdiff