+ if(selection_active)
+ erase_selection(false);
+ insert(edit_pos, StringCodec::encode<StringCodec::Utf8>(StringCodec::ustring(1, ch)));
+ return true;
+ }
+
+ return false;
+}
+
+void Entry::focus_in()
+{
+ cursor_blink = true;
+ Widget::focus_in();
+ check_cursor_blink();
+}
+
+void Entry::focus_out()
+{
+ Widget::focus_out();
+ got_key_press = false;
+ check_cursor_blink();
+}
+
+bool Entry::navigate(Navigation nav)
+{
+ if(nav==NAV_LEFT || nav==NAV_RIGHT || ((nav==NAV_DOWN || nav==NAV_UP) && multiline))
+ move_edit_position(nav, false);
+ else
+ return false;
+
+ return true;
+}
+
+void Entry::animate(const Time::TimeDelta &)
+{
+ cursor_blink = !cursor_blink;
+ mark_rebuild();
+}
+
+void Entry::on_size_change()
+{
+ if(multiline)
+ check_view_range();
+}
+
+void Entry::on_style_change()
+{
+ text.set_style(style);
+
+ if(!style)
+ {
+ text_part = nullptr;
+ return;
+ }
+
+ text_part = style->find_part("text");
+
+ if(multiline)
+ check_view_range();
+
+ check_cursor_blink();
+}
+
+void Entry::move_edit_position(Navigation nav, bool select)
+{
+ if(nav==NAV_LEFT)
+ set_edit_position(text.move_offset(edit_pos, -1), select);
+ else if(nav==NAV_RIGHT)
+ set_edit_position(text.move_offset(edit_pos, 1), select);
+ else if(nav==NAV_DOWN)
+ {
+ 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)
+ {
+ 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::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();
+ mark_rebuild();
+}
+
+void Entry::erase_selection(bool emit_change)
+{
+ 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));