Fl_Table_Row.H
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- /*
- * This is a third-party file, and is maintained and copyrighted as below.
- * Please see LICENSE at the root of the NCBI C++ toolkit for details on its
- * redistribution
- *
- * ===========================================================================
- * $Log: Fl_Table_Row.H,v $
- * Revision 1000.0 2003/10/31 20:40:11 gouriano
- * PRODUCTION: IMPORTED [ORIGINAL] Dev-tree R1.3
- *
- * Revision 1.3 2003/09/16 14:37:12 dicuccio
- * Cleaned up and clarified export specifiers - added a new specifier for each
- * library
- *
- * Revision 1.2 2003/07/28 11:52:55 dicuccio
- * Changed rows() / cols() accessors to be const
- *
- * Revision 1.1 2003/07/25 13:36:26 dicuccio
- * Initial revision
- *
- * ===========================================================================
- */
- #ifndef _FL_TABLE_ROW_H
- #define _FL_TABLE_ROW_H
- //
- // Fl_Table_Row -- A row oriented table widget
- //
- // A class specializing in a table of rows.
- // Handles row-specific selection behavior.
- //
- // Copyright 2002 by Greg Ercolano.
- //
- // This library is free software; you can redistribute it and/or
- // modify it under the terms of the GNU Library General Public
- // License as published by the Free Software Foundation; either
- // version 2 of the License, or (at your option) any later version.
- //
- // This library 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
- // Library General Public License for more details.
- //
- // You should have received a copy of the GNU Library General Public
- // License along with this library; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- // USA.
- //
- // Please report all bugs and problems to "erco at seriss dot com".
- //
- //
- #include <corelib/ncbistd.hpp>
- #include <gui/widgets/Fl_Table/Fl_Table.H>
- class NCBI_GUIWIDGETS_FLTABLE_EXPORT Fl_Table_Row : public Fl_Table
- {
- private:
- // An STL-ish vector without templates
- class CharVector
- {
- char *arr;
- int _size;
- void init()
- { arr = NULL; _size = 0; }
- void copy(char *newarr, int newsize)
- { size(newsize); memcpy(arr, newarr, newsize * sizeof(char)); }
- public:
- CharVector() { init(); } // CTOR
- ~CharVector() { if ( arr ) free(arr); arr = NULL; } // DTOR
- CharVector(CharVector&o) { init(); copy(o.arr, o._size); } // COPY CTOR
- CharVector& operator=(CharVector&o) // ASSIGN
- { init(); copy(o.arr, o._size); return(*this); }
- char operator[](int x) const { return(arr[x]); }
- char& operator[](int x) { return(arr[x]); }
- int size() { return(_size); }
- void size(int count)
- {
- if ( count != _size )
- { arr = (char*)realloc(arr, count * sizeof(char)); _size = count; }
- }
- char pop_back() { char tmp = arr[_size-1]; _size--; return(tmp); }
- void push_back(char val) { int x = _size; size(_size+1); arr[x] = val; }
- char back() { return(arr[_size-1]); }
- };
- CharVector _rowselect; // selection flag for each row
- // handle() state variables.
- // Put here instead of local statics in handle(), so more
- // than one instance can exist without crosstalk between.
- //
- int _dragging_select, // dragging out a selection?
- _last_row,
- _last_y, // last event's Y position
- _last_push_x, // last PUSH event's X position
- _last_push_y; // last PUSH event's Y position
- protected:
- int handle(int event);
- int find_cell(TableContext context, // find cell's x/y/w/h given r/c
- int R, int C, int &X, int &Y, int &W, int &H)
- {
- return(Fl_Table::find_cell(context, R, C, X, Y, W, H));
- }
- public:
- Fl_Table_Row(int X, int Y, int W, int H, const char *l=0) : Fl_Table(X,Y,W,H,l)
- {
- _dragging_select = 0;
- _last_row = -1;
- _last_y = -1;
- _last_push_x = -1;
- _last_push_y = -1;
- }
- ~Fl_Table_Row() { }
-
- void rows(int val); // set number of rows
- int rows() const { return(Fl_Table::rows()); } // get number of rows
- int row_selected(int row); // is row selected? (0=no, 1=yes, -1=range err)
- int select_row(int row, int flag=1); // select state for row: flag:0=off, 1=on, 2=toggle
- // returns: 0=no change, 1=changed, -1=range err
- void select_all_rows(int flag=1); // all rows to a known state
- void clear()
- {
- rows(0); // implies clearing selection
- cols(0);
- Fl_Table::clear(); // clear the table
- }
- };
- #endif /*_FL_TABLE_ROW_H*/