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/***************************************************************************
* Copyright (C) 2008-2012 by Andrzej Rybczak *
* electricityispower@gmail.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef _SCROLLPAD_H
#define _SCROLLPAD_H
#include "window.h"
#include "strbuffer.h"
namespace NC {//
/// Scrollpad is specialized window that can hold large portion of text and
/// supports scrolling if the amount of it is bigger than the window area.
struct Scrollpad: public Window
{
Scrollpad() { }
/// Constructs an empty scrollpad with given parameters
/// @param startx X position of left upper corner of constructed window
/// @param starty Y position of left upper corner of constructed window
/// @param width width of constructed window
/// @param height height of constructed window
/// @param title title of constructed window
/// @param color base color of constructed window
/// @param border border of constructed window
Scrollpad(size_t startx, size_t starty, size_t width, size_t height,
const std::string &title, Color color, Border border);
/// Prints the text stored in internal buffer to window. Note that
/// all changes that has been made for text stored in scrollpad won't
/// be visible until one invokes this function
void flush();
/// Searches for given string in text and sets format/color at the
/// beginning and end of it using val_b and val_e flags accordingly
/// @param val_b flag set at the beginning of found occurence of string
/// @param s string that function seaches for
/// @param val_e flag set at the end of found occurence of string
/// @param case_sensitive indicates whether algorithm should care about case sensitivity
/// @param for_each indicates whether function searches through whole text and sets
/// given format for all occurences of given string or stops after first occurence
/// @return true if at least one occurence of the string was found, false otherwise
/// @see BasicBuffer::setFormatting()
bool setFormatting(short val_b, const std::wstring &s,
short val_e, bool case_sensitive, bool for_each = 1);
/// Removes all format flags and colors from stored text
void forgetFormatting();
/// Removes all format flags and colors that was applied
/// by the most recent call to setFormatting() function
/// @see setFormatting()
/// @see BasicBuffer::removeFormatting()
void removeFormatting();
/// @return text stored in internal buffer
///
const std::wstring &content() { return m_buffer.str(); }
/// Refreshes the window
/// @see Window::refresh()
///
virtual void refresh() OVERRIDE;
/// Scrolls by given amount of lines
/// @param where indicates where exactly one wants to go
/// @see Window::scroll()
///
virtual void scroll(Where where) OVERRIDE;
/// Resizes the window
/// @param new_width new window's width
/// @param new_height new window's height
/// @see Window::resize()
///
virtual void resize(size_t new_width, size_t new_height) OVERRIDE;
/// Cleares the content of scrollpad
/// @see Window::clear()
///
virtual void clear() OVERRIDE;
/// Sets starting position to the beginning
///
void reset();
/// Template function that redirects all data passed
/// to the scrollpad window to its internal buffer
/// @param obj any object that has ostream &operator<<() defined
/// @return reference to itself
///
template <typename T> Scrollpad &operator<<(const T &obj)
{
m_buffer << obj;
return *this;
}
Scrollpad &operator<<(const std::string &s);
private:
WBuffer m_buffer;
size_t m_beginning;
bool m_found_for_each;
bool m_found_case_sensitive;
short m_found_value_begin;
short m_found_value_end;
std::wstring m_found_pattern;
size_t m_real_height;
};
}
#endif
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