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sf-pippijn |
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/* edit.hh |
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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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#ifndef NDK_EDIT_HH__ |
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#define NDK_EDIT_HH__ |
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#include <vector> |
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#include <ndk/button.hh> |
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namespace ndk |
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{ |
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/** |
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* Line Edit widget. |
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* This widget don't made auto resize at draw() as Label or Button, |
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* so you need to set widget size itself using resize() |
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* This widgets inherits from button, 'cause we can insert this widget to the list, |
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* and we need activation/deactivation feature to show/hide cursor |
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*/ |
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class edit |
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: public button |
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{ |
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public: |
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enum echo_mode |
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{ |
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/**< possible draw modes of the edit*/ |
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normal, /**< display characters as they are entered */ |
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password, /**< display asterisks instead of the characters actually entered */ |
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no_echo /**< do not display anything */ |
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}; |
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edit (const std::string &str = "", panel *parent = 0, bool accept = true); |
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void resize (int size); /**< * helper to resize widget only in one direction */ |
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/* some edit properties */ |
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void set_text (const std::string &str); /**<set text, draw and reset current cursor position */ |
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void set_mode (echo_mode mode); /**< set edit's text display mode */ |
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std::function<void (std::string)> &on_commit () { return on_commit_; } |
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protected: |
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event::result at_keyboard (const keyboard &ev); |
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virtual void change_color (); |
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private: |
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virtual void draw (); /**< special draw method for edit */ |
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std::function<void (std::string)> on_commit_; |
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event::result at_system (const event &ev); |
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bool scroll_right (); /**< scroll viewport to the right */ |
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bool scroll_left (); /**< scroll viewport to the left */ |
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bool recalibrate (); /**< recalibrate begin_ position */ |
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void set_cursor (); /**< move cursor to current position */ |
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void insert (int pos, char sym); /**< insert/replace symbol at position */ |
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void erase (int pos); /**< erase/replace symbol at position */ |
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int current_; /**< current cursor position under string */ |
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int begin_; /**< beginning of the string */ |
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echo_mode mode_; |
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}; |
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class input |
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: public panel |
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{ |
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/**< This is a line edit with label */ |
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public: |
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input (const std::string &label, panel *parent = 0); |
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void resize (int size); |
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void set_text (const std::string &str); |
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void set_label (const std::string &str); |
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void set_mode (edit::echo_mode mode); |
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const std::string &text () const; |
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std::function<void (std::string)> &on_commit () { return edit_.on_commit (); } |
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private: |
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virtual void draw (); |
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event::result at_system (const event &ev); |
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label label_; |
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edit edit_; |
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}; |
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} |
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#endif |
