#include "entry.h"
#include "graphic.h"
#include "part.h"
+#include "slider.h"
#include "style.h"
-#include "vslider.h"
using namespace std;
return;
text.insert(pos, t);
-
- unsigned old_edit_pos = edit_pos;
- if(edit_pos>=pos)
- edit_pos += t.size();
- if(selection_active && selection_pos>=pos)
- selection_pos += t.size();
-
signal_text_changed.emit(text.get());
- if(edit_pos!=old_edit_pos)
- signal_edit_position_changed.emit(edit_pos);
+ adjust_edit_position_for_change(pos, t.size());
if(multiline)
check_view_range();
return;
text.erase(pos, len);
-
- unsigned old_edit_pos = edit_pos;
- 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;
- }
-
signal_text_changed.emit(text.get());
- if(edit_pos!=old_edit_pos)
- signal_edit_position_changed.emit(edit_pos);
+ adjust_edit_position_for_change(pos, -len);
if(multiline)
check_view_range();
throw invalid_argument("Entry::move_edit_position");
}
+void Entry::adjust_edit_position_for_change(unsigned pos, int change)
+{
+ unsigned old_edit_pos = edit_pos;
+ unsigned 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<unsigned>(edit_pos-pos, -change);
+ if(selection_active && selection_pos>=pos)
+ selection_pos -= min<unsigned>(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))
+ {
+ unsigned start, end;
+ if(get_selection(start, end))
+ signal_selection_changed.emit(start, end);
+ }
+}
+
void Entry::set_edit_position(unsigned ep, bool select)
{
+ bool selection_was_active = selection_active;
if(select && !selection_active)
selection_pos = edit_pos;
selection_active = select;
edit_pos = min(ep, text.size());
if(edit_pos!=old_edit_pos)
+ {
signal_edit_position_changed.emit(edit_pos);
+ unsigned 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();
signal_scroll_position_changed.emit(first_row);
slider->set_range(0, scroll);
+ slider->set_page_size(visible_rows);
slider->set_value(scroll-first_row);
}