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/* button.cc |
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* This file is part of NDK++ library |
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* Copyright (c) 2003,2004 by Stanislav Ievlev |
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* |
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* This file is covered by the GNU Library General Public License, |
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* which should be included with libndk++ as the file COPYING. |
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*/ |
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#include <ncurses/pen.hh> |
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#include <ndk++/application.hh> |
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#include <ndk++/button.hh> |
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#include <ndk++/palette.hh> |
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using ndk::mini_button; |
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using ndk::button; |
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namespace |
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{ |
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struct run_callback |
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{ |
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/**< functor to run callback functions */ |
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template<typename CallbackT> |
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void |
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operator () (CallbackT &callback) |
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{ |
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callback (); |
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} |
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}; |
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} |
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mini_button::mini_button (std::string const &str, ndk::panel *parent, bool accept) |
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: label (str, parent) |
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{ |
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} |
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button::button (std::string const &str, panel *parent, bool accept) |
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: label (str, parent) |
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, state_ (engine::leave_focus) |
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{ |
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events ()->on_system (slot (&button::at_system, this)); |
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} |
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void |
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button::set_color (ncurses::pen &p) |
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{ |
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p.set_color (palette::instance ()[colors::button_focused]); |
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} |
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/* |
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* Note: |
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* There are following reason to move widget's panel to the top: |
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* ncurses has strange algorithm of moving cursor |
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* if widget on the top, it's cursor is active and visible on the screen |
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* I need this feature for the Line Edit |
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*/ |
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ndk::event::result |
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button::at_system (event const &ev) /**< system event processor */ |
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{ |
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event::result res = event::ignored; |
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if (!ev.sender_) |
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{ |
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state_ = ev.type_; |
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res = event::accepted; |
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draw (); |
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} |
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return res; |
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} |
