fltk/FL/Fl_Tile.H
2024-11-01 18:24:06 +01:00

76 lines
2.7 KiB
C++

//
// Tile header file for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2023 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#ifndef Fl_Tile_H
#define Fl_Tile_H
#include "Fl_Group.H"
/*
The Fl_Tile class lets you resize its children by dragging
the border between them.
*/
class FL_EXPORT Fl_Tile : public Fl_Group {
public:
int handle(int event) FL_OVERRIDE;
Fl_Tile(int X, int Y, int W, int H, const char *L=0);
~Fl_Tile() FL_OVERRIDE;
void resize(int X, int Y, int W, int H) FL_OVERRIDE;
virtual void move_intersection(int oldx, int oldy, int newx, int newy);
virtual void drag_intersection(int oldx, int oldy, int newx, int newy);
FL_DEPRECATED("since 1.4.0 - use move_intersection(p) instead",
void position(int oldx, int oldy, int newx, int newy)) { move_intersection(oldx, oldy, newx, newy); }
void position(int x, int y) { Fl_Group::position(x, y); }
void size_range(int index, int minw, int minh, int maxw=0x7FFFFFFF, int maxh=0x7FFFFFFF);
void size_range(Fl_Widget *w , int minw, int minh, int maxw=0x7FFFFFFF, int maxh=0x7FFFFFFF);
void init_size_range(int default_min_w = -1, int default_min_h = -1);
protected:
int cursor_; ///< current cursor index (0..3)
Fl_Cursor *cursors_; ///< points at the array of 4 cursors (may be overridden)
/** Returns the cursor for cursor index n.
\see Fl_Tile::set_cursor(int)
*/
Fl_Cursor cursor(int n) {
return cursors_[n];
}
void set_cursor(int n); // set one of n (0..3) cursors
typedef struct { int minw, minh, maxw, maxh; } Size_Range;
Size_Range *size_range_;
int size_range_size_, size_range_capacity_;
int default_min_w_, default_min_h_;
void request_shrink_l(int old_l, int &new_l, Fl_Rect *final_size);
void request_shrink_r(int old_r, int &new_r, Fl_Rect *final_size);
void request_shrink_t(int old_t, int &new_t, Fl_Rect *final_size);
void request_shrink_b(int old_b, int &new_b, Fl_Rect *final_size);
void request_grow_l(int old_l, int &new_l, Fl_Rect *final_size);
void request_grow_r(int old_r, int &new_r, Fl_Rect *final_size);
void request_grow_t(int old_t, int &new_t, Fl_Rect *final_size);
void request_grow_b(int old_b, int &new_b, Fl_Rect *final_size);
int on_insert(Fl_Widget*, int) FL_OVERRIDE;
int on_move(int, int) FL_OVERRIDE;
void on_remove(int) FL_OVERRIDE;
};
#endif