#include "entry.h"
#include "graphic.h"
#include "part.h"
+#include "slider.h"
#include "style.h"
-#include "vslider.h"
using namespace std;
namespace Msp {
namespace GLtk {
-Entry::Entry(const string &t):
- text(),
- multiline(false),
- edit_width(10),
- edit_height(1),
- edit_pos(0),
- first_row(0),
- visible_rows(1),
- text_part(0),
- slider(0),
- got_key_press(false),
- cursor_blink(true),
- selection_active(false),
- selection_pos(0)
+Entry::Entry(const string &t)
{
input_type = INPUT_TEXT;
set_text(t);
void Entry::set_text(const string &t)
{
- text = t;
+ if(t!=text.get())
+ {
+ text = t;
+ signal_text_changed.emit(text.get());
+ }
set_edit_position(text.size());
}
-void Entry::insert(unsigned pos, const string &t)
+void Entry::insert(size_t pos, const string &t)
{
- text.insert(pos, t);
+ if(t.empty())
+ return;
- if(edit_pos>=pos)
- edit_pos += t.size();
- if(selection_active && selection_pos>=pos)
- selection_pos += t.size();
+ text.insert(pos, t);
+ signal_text_changed.emit(text.get());
+ adjust_edit_position_for_change(pos, t.size());
if(multiline)
check_view_range();
- rebuild();
+ mark_rebuild();
}
-void Entry::erase(unsigned pos, unsigned len)
+void Entry::erase(size_t pos, size_t len)
{
- text.erase(pos, len);
+ if(!len)
+ return;
- if(edit_pos>=pos+len)
- edit_pos -= len;
- else if(edit_pos>=pos)
- edit_pos = pos;
- if(selection_active)
- {
- if(selection_pos>=pos+len)
- selection_pos -= len;
- else if(selection_pos>=pos)
- selection_pos = pos;
- }
+ text.erase(pos, len);
+ signal_text_changed.emit(text.get());
+ adjust_edit_position_for_change(pos, -len);
if(multiline)
check_view_range();
- rebuild();
+
+ mark_rebuild();
}
-bool Entry::get_selection(unsigned &start, unsigned &end) const
+bool Entry::get_selection(size_t &start, size_t &end) const
{
if(!selection_active)
return false;
return true;
}
+void Entry::translate_position(size_t pos, size_t &row, size_t &col) const
+{
+ text.offset_to_coords(pos, row, col);
+}
+
+size_t Entry::translate_position(size_t row, size_t col) const
+{
+ return text.coords_to_offset(row, col);
+}
+
void Entry::set_edit_size(unsigned w, unsigned h)
{
edit_width = w;
{
if(!slider)
{
- slider = new VSlider;
- add(*slider);
+ unique_ptr<VSlider> s = make_unique<VSlider>();
+ slider = s.get();
+ add(move(s));
slider->set_step(1);
slider->signal_value_changed.connect(sigc::mem_fun(this, &Entry::slider_value_changed));
- rebuild();
+ mark_rebuild();
}
check_view_range();
}
if(!text_part || !graphic || !graphic->get_texture())
return;
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
if(row<first_row || row>=first_row+visible_rows)
Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
GL::MeshBuilder bld(part_cache.create_mesh(part, *graphic->get_texture()));
- bld.matrix() *= GL::Matrix::translation(rgeom.x, rgeom.y, 0);
+ bld.transform(GL::Matrix::translation(rgeom.x, rgeom.y, 0));
graphic->build(part.get_geometry().w, part.get_geometry().h, bld);
}
else if(part.get_name()=="selection")
if(!text_part || !graphic || !graphic->get_texture())
return;
- unsigned start, end;
+ size_t start, end;
get_selection(start, end);
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(start, row, col);
- unsigned end_row, end_col;
+ size_t end_row, end_col;
text.offset_to_coords(end, end_row, end_col);
if(end_row<first_row || row>=first_row+visible_rows)
while(row<=end_row)
{
- unsigned ec = (row==end_row ? end_col : text.get_line_length(row));
+ size_t ec = (row==end_row ? end_col : text.get_line_length(row));
if(ec>col)
{
Geometry rgeom = text.coords_to_geometry(*text_part, geom, first_row, row, col);
Geometry egeom = text.coords_to_geometry(*text_part, geom, first_row, row, ec);
GL::MeshBuilder bld(part_cache.create_mesh(part, *graphic->get_texture()));
- bld.matrix() *= GL::Matrix::translation(rgeom.x, rgeom.y, 0);
+ bld.transform(GL::Matrix::translation(rgeom.x, rgeom.y, 0));
graphic->build(egeom.x-rgeom.x, part.get_geometry().h, bld);
}
if(key==Input::KEY_BACKSPACE)
{
if(selection_active)
- erase_selection();
+ erase_selection(true);
else if(edit_pos>0)
- erase(edit_pos-1, 1);
+ {
+ size_t start_pos = text.move_offset(edit_pos, -1);
+ erase(start_pos, edit_pos-start_pos);
+ }
}
else if(key==Input::KEY_DELETE)
{
if(selection_active)
- erase_selection();
+ erase_selection(true);
else
- erase(edit_pos, 1);
+ {
+ size_t end_pos = text.move_offset(edit_pos, 1);
+ erase(edit_pos, end_pos-edit_pos);
+ }
}
else if(key==Input::KEY_ENTER && multiline)
insert(edit_pos, "\n");
else if(key==Input::KEY_END)
{
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
set_edit_position(text.coords_to_offset(row, text.get_line_length(row)), mod==MOD_SHIFT);
}
else if(key==Input::KEY_HOME)
{
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
set_edit_position(text.coords_to_offset(row, 0), mod==MOD_SHIFT);
}
+ else if(key==Input::KEY_PGUP)
+ {
+ size_t row, col;
+ text.offset_to_coords(edit_pos, row, col);
+ set_edit_position(text.coords_to_offset((row<visible_rows ? 0 : row-visible_rows), col), mod==MOD_SHIFT);
+ }
+ else if(key==Input::KEY_PGDN)
+ {
+ size_t row, col;
+ text.offset_to_coords(edit_pos, row, col);
+ set_edit_position(text.coords_to_offset(row+visible_rows, col), mod==MOD_SHIFT);
+ }
else if(key==Input::KEY_LEFT && mod==MOD_SHIFT)
move_edit_position(NAV_LEFT, true);
else if(key==Input::KEY_RIGHT && mod==MOD_SHIFT)
if(got_key_press && ch>=' ' && ch!=0x7F)
{
if(selection_active)
- erase_selection();
+ erase_selection(false);
insert(edit_pos, StringCodec::encode<StringCodec::Utf8>(StringCodec::ustring(1, ch)));
return true;
}
{
if(nav==NAV_LEFT || nav==NAV_RIGHT || ((nav==NAV_DOWN || nav==NAV_UP) && multiline))
move_edit_position(nav, false);
- else if(nav==NAV_ACCEPT && !signal_enter.empty())
- signal_enter.emit();
else
return false;
void Entry::animate(const Time::TimeDelta &)
{
cursor_blink = !cursor_blink;
- rebuild();
+ mark_rebuild();
}
-void Entry::on_geometry_change()
+void Entry::on_size_change()
{
if(multiline)
check_view_range();
if(!style)
{
- text_part = 0;
+ text_part = nullptr;
return;
}
- text_part = style->get_part("text");
+ text_part = style->find_part("text");
if(multiline)
check_view_range();
void Entry::move_edit_position(Navigation nav, bool select)
{
if(nav==NAV_LEFT)
- {
- if(edit_pos>0)
- set_edit_position(edit_pos-1, select);
- }
+ set_edit_position(text.move_offset(edit_pos, -1), select);
else if(nav==NAV_RIGHT)
- {
- if(edit_pos<text.size())
- set_edit_position(edit_pos+1, select);
- }
+ set_edit_position(text.move_offset(edit_pos, 1), select);
else if(nav==NAV_DOWN)
{
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
set_edit_position(text.coords_to_offset(row+1, col), select);
}
else if(nav==NAV_UP)
{
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
set_edit_position((row>0 ? text.coords_to_offset(row-1, col) : 0), select);
}
+ else
+ throw invalid_argument("Entry::move_edit_position");
}
-void Entry::set_edit_position(unsigned ep, bool select)
+void Entry::adjust_edit_position_for_change(size_t pos, ptrdiff_t change)
{
+ size_t old_edit_pos = edit_pos;
+ size_t old_select_pos = selection_pos;
+
+ if(change>0)
+ {
+ if(edit_pos>=pos)
+ edit_pos += change;
+ if(selection_active && selection_pos>=pos)
+ selection_pos += change;
+ }
+ else if(change<0)
+ {
+ if(edit_pos>=pos)
+ edit_pos -= min<size_t>(edit_pos-pos, -change);
+ if(selection_active && selection_pos>=pos)
+ selection_pos -= min<size_t>(selection_pos-pos, -change);
+ }
+
+ if(edit_pos!=old_edit_pos)
+ signal_edit_position_changed.emit(edit_pos);
+ if(selection_active && (edit_pos!=old_edit_pos || selection_pos!=old_select_pos))
+ {
+ size_t start, end;
+ if(get_selection(start, end))
+ signal_selection_changed.emit(start, end);
+ }
+}
+
+void Entry::set_edit_position(size_t ep, bool select)
+{
+ bool selection_was_active = selection_active;
if(select && !selection_active)
selection_pos = edit_pos;
selection_active = select;
+ size_t old_edit_pos = edit_pos;
edit_pos = min(ep, text.size());
+
+ if(edit_pos!=old_edit_pos)
+ {
+ signal_edit_position_changed.emit(edit_pos);
+ size_t start, end;
+ if(get_selection(start, end))
+ signal_selection_changed.emit(start, end);
+ else if(selection_was_active)
+ signal_selection_changed.emit(edit_pos, edit_pos);
+ }
+
if(multiline)
check_view_range();
- rebuild();
+ mark_rebuild();
}
-void Entry::erase_selection()
+void Entry::erase_selection(bool emit_change)
{
- unsigned start, end;
+ size_t start, end;
if(!get_selection(start, end))
return;
text.erase(start, end-start);
+ if(emit_change)
+ signal_text_changed.emit(text.get());
set_edit_position(start, false);
}
void Entry::check_cursor_blink()
{
+ const Part *cursor_part = style->find_part("cursor");
+ bool has_blink = (cursor_part && cursor_part->get_graphic(ACTIVE|FOCUS)!=cursor_part->get_graphic(NORMAL|FOCUS));
+
cursor_blink = (state&FOCUS);
- if((state&FOCUS) && style)
+ if((state&FOCUS) && style && has_blink)
{
- const Part *cursor_part = style->get_part("cursor");
- if(cursor_part && cursor_part->get_graphic(ACTIVE|FOCUS)!=cursor_part->get_graphic(NORMAL|FOCUS))
- {
- set_animation_interval(Time::sec/2);
- return;
- }
+ set_animation_interval(Time::sec/2);
+ mark_rebuild();
+ }
+ else
+ {
+ if(has_blink)
+ mark_rebuild();
+ stop_animation();
}
-
- stop_animation();
}
void Entry::check_view_range()
if(!multiline || !text_part)
return;
- visible_rows = text.get_visible_lines(*text_part, geom, 0);
+ visible_rows = text.get_visible_lines(*text_part, geom, nullptr);
- unsigned row, col;
+ size_t row, col;
text.offset_to_coords(edit_pos, row, col);
+ size_t old_first_row = first_row;
if(first_row>row)
first_row = row;
else if(row>=first_row+visible_rows)
first_row = row+1-visible_rows;
- unsigned scroll = max(text.get_n_lines(), visible_rows)-visible_rows;
+ size_t scroll = max<size_t>(text.get_n_lines(), visible_rows)-visible_rows;
+ if(first_row>scroll)
+ first_row = scroll;
+
+ if(first_row!=old_first_row)
+ signal_scroll_position_changed.emit(first_row);
+
slider->set_range(0, scroll);
+ slider->set_page_size(visible_rows);
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);
+ {
+ size_t old_first_row = first_row;
+ first_row = text.get_n_lines()-visible_rows-static_cast<size_t>(value);
+ if(first_row!=old_first_row)
+ signal_scroll_position_changed.emit(first_row);
+ mark_rebuild();
+ }
}
projects / libs / gltk.git / blobdiff