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// FbRun.hh
// Copyright (c) 2002 Henrik Kinnunen (fluxgen@linuxmail.org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: FbRun.hh,v 1.11 2003/07/25 11:17:41 rathnor Exp $
#ifndef FBRUN_HH
#define FBRUN_HH
#include "EventHandler.hh"
#include "Font.hh"
#include "FbWindow.hh"
#include <string>
#include <vector>
/**
Creates and managed a run window
*/
class FbRun: public FbTk::EventHandler {
public:
FbRun(int x = 0, int y = 0, size_t width = 200);
~FbRun();
void handleEvent(XEvent * const ev);
void setText(const std::string &text);
void setTitle(const std::string &title);
void move(int x, int y);
void resize(size_t width, size_t height);
size_t height() const { return m_win.height(); }
size_t width() const { return m_win.width(); }
/// hide window
void hide();
/// show window
void show();
/// load and reconfigure for new font
bool loadFont(const std::string &fontname);
void setForeground(const FbTk::Color &color);
void setBackground(const FbTk::Color &color);
void setAntialias(bool val) { m_font.setAntialias(val); }
const FbTk::Font &font() const { return m_font; }
/// execute command and exit
void run(const std::string &execstring);
/// is this application done?
bool end() const { return m_end; }
/**
loads history file.
@return true on success, else false
*/
bool loadHistory(const char *filename);
/**
@name events
*/
///@{
void exposeEvent(XExposeEvent &ev);
void keyPressEvent(XKeyEvent &ev);
///@}
private:
void nextHistoryItem();
void prevHistoryItem();
void cursorLeft();
void cursorRight();
void drawString(int x, int y, const char *text, size_t len);
void getSize(size_t &width, size_t &height);
void createWindow(int x, int y, size_t width, size_t height);
void redrawLabel();
/// set no maximizable for this window
void setNoMaximize();
void cursorHome();
void cursorEnd();
void backspace();
void deleteForward();
void killToEnd();
void insertCharacter(KeySym ks, char *keychar);
void adjustStartPos();
void adjustEndPos();
void firstHistoryItem();
void lastHistoryItem();
void tabCompleteHistory();
FbTk::Font m_font; ///< font used to draw command text
Display *m_display; ///< display connection
FbTk::FbWindow m_win; ///< toplevel window
std::string m_runtext; ///< command to execute
int m_bevel; ///< distance to window edge from font in pixels
GC m_gc; ///< graphic context
bool m_end; ///< marks when this object is done
std::vector<std::string> m_history; ///< history list of commands
size_t m_current_history_item; ///< holds current position in command history
std::string m_history_file; ///< holds filename for command history file
Cursor m_cursor;
int m_start_pos; ///< start position of portion of text to display
int m_cursor_pos; ///< relative to m_start_pos
int m_end_pos; ///< end postition of portion of text to display
};
#endif // FBRUN_HH
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