Add a signal for selection changes in Entry

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

diff --git a/source/entry.h b/source/entry.h
index a8bbcd5d49f865c77ac0e276271684b62bb62590..165b7c731a91ef110cf1a9180b57e96ae079ea59 100644 (file)
--- a/source/entry.h
+++ b/source/entry.h
@@ -1,10 +1,3 @@
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2007-2010  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #ifndef MSP_GLTK_ENTRY_H_
 #define MSP_GLTK_ENTRY_H_
 
@@ -29,41 +22,90 @@ Special parts:
 class Entry: virtual public Widget, private Container
 {
 public:
-       class Loader: public Widget::Loader
+       class Loader: public DataFile::DerivedObjectLoader<Entry, Widget::Loader>
        {
        public:
                Loader(Entry &);
+
+       private:
+               void multiline(bool);
        };
 
+       sigc::signal<void, unsigned> signal_edit_position_changed;
+       sigc::signal<void, unsigned> signal_scroll_position_changed;
+       sigc::signal<void, unsigned, unsigned> signal_selection_changed;
+       sigc::signal<void, const std::string &> signal_text_changed;
+
+       // Deprecated
+       sigc::signal<void> signal_enter;
+
 private:
        Text text;
        bool multiline;
+       unsigned edit_width;
+       unsigned edit_height;
        unsigned edit_pos;
        unsigned first_row;
        unsigned visible_rows;
        const Part *text_part;
        VSlider *slider;
+       bool got_key_press;
+       bool cursor_blink;
+       bool selection_active;
+       unsigned selection_pos;
 
 public:
-       sigc::signal<void> signal_enter;
+       Entry(const std::string & = std::string());
 
-       Entry(const Resources &, const std::string & =std::string());
+       virtual const char *get_class() const { return "entry"; }
+
+private:
+       virtual void autosize_special(const Part &, Geometry &) const;
 
+public:
        void set_text(const std::string &);
+       void insert(unsigned, const std::string &);
+       void erase(unsigned, unsigned);
        const std::string &get_text() const { return text.get(); }
+
+       void set_edit_position(unsigned p) { set_edit_position(p, false); }
+       unsigned get_edit_position() const { return edit_pos; }
+       unsigned get_scroll_position() const { return first_row; }
+       unsigned get_visible_rows() const { return visible_rows; }
+       bool get_selection(unsigned &, unsigned &) const;
+       void translate_position(unsigned, unsigned &, unsigned &) const;
+       unsigned translate_position(unsigned, unsigned) const;
+
+       /** Sets the minimum size of the editing area, in characters and rows.  This
+       only affects autosizing. */
+       void set_edit_size(unsigned w, unsigned h);
+
        void set_multiline(bool);
        bool is_multiline() const { return multiline; }
 
-       virtual void key_press(unsigned, unsigned, wchar_t);
 private:
-       virtual const char *get_class() const { return "entry"; }
-       virtual void render_special(const Part &) const;
+       virtual void rebuild_special(const Part &);
+       virtual void render_special(const Part &, GL::Renderer &) const;
 
-       virtual void on_geometry_change();
+public:
+       virtual void touch_press(int, int, unsigned);
+       virtual bool key_press(unsigned, unsigned);
+       virtual bool character(wchar_t);
+       virtual void focus_in();
+       virtual void focus_out();
+       virtual bool navigate(Navigation);
+       virtual void animate(const Time::TimeDelta &);
+private:
+       virtual void on_size_change();
        virtual void on_style_change();
-       void reposition_slider();
-       void slider_value_changed(double);
+
+       void move_edit_position(Navigation, bool);
+       void adjust_edit_position_for_change(unsigned, int);
+       void set_edit_position(unsigned, bool);
+       void erase_selection(bool);
+       void check_cursor_blink();
        void check_view_range();
+       void slider_value_changed(double);
 };
 
 } // namespace GLtk