1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
//
// "$Id: cursor.cxx 4288 2005-04-16 00:13:17Z mike $"
//
// Cursor test program for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 by Bill Spitzak and others.
//
// 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 on the following page:
//
// http://www.fltk.org/str.php
//
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Hor_Value_Slider.H>
#include <FL/Fl_Choice.H>
#include <FL/fl_draw.H>
#include <FL/Fl_Box.H>
Fl_Color fg = FL_BLACK;
Fl_Color bg = FL_WHITE;
Fl_Cursor cursor = FL_CURSOR_DEFAULT;
Fl_Hor_Value_Slider *cursor_slider;
void choice_cb(Fl_Widget *, void *v) {
cursor = (Fl_Cursor)(long)v;
cursor_slider->value(cursor);
fl_cursor(cursor,fg,bg);
}
Fl_Menu_Item choices[] = {
{"FL_CURSOR_DEFAULT",0,choice_cb,(void*)FL_CURSOR_DEFAULT},
{"FL_CURSOR_ARROW",0,choice_cb,(void*)FL_CURSOR_ARROW},
{"FL_CURSOR_CROSS",0,choice_cb,(void*)FL_CURSOR_CROSS},
{"FL_CURSOR_WAIT",0,choice_cb,(void*)FL_CURSOR_WAIT},
{"FL_CURSOR_INSERT",0,choice_cb,(void*)FL_CURSOR_INSERT},
{"FL_CURSOR_HAND",0,choice_cb,(void*)FL_CURSOR_HAND},
{"FL_CURSOR_HELP",0,choice_cb,(void*)FL_CURSOR_HELP},
{"FL_CURSOR_MOVE",0,choice_cb,(void*)FL_CURSOR_MOVE},
{"FL_CURSOR_NS",0,choice_cb,(void*)FL_CURSOR_NS},
{"FL_CURSOR_WE",0,choice_cb,(void*)FL_CURSOR_WE},
{"FL_CURSOR_NWSE",0,choice_cb,(void*)FL_CURSOR_NWSE},
{"FL_CURSOR_NESW",0,choice_cb,(void*)FL_CURSOR_NESW},
{"FL_CURSOR_NONE",0,choice_cb,(void*)FL_CURSOR_NONE},
#if 0
{"FL_CURSOR_N",0,choice_cb,(void*)FL_CURSOR_N},
{"FL_CURSOR_NE",0,choice_cb,(void*)FL_CURSOR_NE},
{"FL_CURSOR_E",0,choice_cb,(void*)FL_CURSOR_E},
{"FL_CURSOR_SE",0,choice_cb,(void*)FL_CURSOR_SE},
{"FL_CURSOR_S",0,choice_cb,(void*)FL_CURSOR_S},
{"FL_CURSOR_SW",0,choice_cb,(void*)FL_CURSOR_SW},
{"FL_CURSOR_W",0,choice_cb,(void*)FL_CURSOR_W},
{"FL_CURSOR_NW",0,choice_cb,(void*)FL_CURSOR_NW},
#endif
{0}
};
void setcursor(Fl_Widget *o, void *) {
Fl_Hor_Value_Slider *slider = (Fl_Hor_Value_Slider *)o;
cursor = Fl_Cursor((int)slider->value());
fl_cursor(cursor,fg,bg);
}
void setfg(Fl_Widget *o, void *) {
Fl_Hor_Value_Slider *slider = (Fl_Hor_Value_Slider *)o;
fg = Fl_Color((int)slider->value());
fl_cursor(cursor,fg,bg);
}
void setbg(Fl_Widget *o, void *) {
Fl_Hor_Value_Slider *slider = (Fl_Hor_Value_Slider *)o;
bg = Fl_Color((int)slider->value());
fl_cursor(cursor,fg,bg);
}
// draw the label without any ^C or \nnn conversions:
class CharBox : public Fl_Box {
void draw() {
fl_font(FL_FREE_FONT,14);
fl_draw(label(), x()+w()/2, y()+h()/2);
}
public:
CharBox(int X, int Y, int W, int H, const char* L) : Fl_Box(X,Y,W,H,L) {}
};
int main(int argc, char **argv) {
Fl_Window window(400,300);
Fl_Choice choice(80,100,200,25,"Cursor:");
choice.menu(choices);
choice.callback(choice_cb);
choice.when(FL_WHEN_RELEASE|FL_WHEN_NOT_CHANGED);
Fl_Hor_Value_Slider slider1(80,180,310,30,"Cursor:");
cursor_slider = &slider1;
slider1.align(FL_ALIGN_LEFT);
slider1.step(1);
slider1.precision(0);
slider1.bounds(0,100);
slider1.value(0);
slider1.callback(setcursor);
slider1.value(cursor);
Fl_Hor_Value_Slider slider2(80,220,310,30,"fgcolor:");
slider2.align(FL_ALIGN_LEFT);
slider2.step(1);
slider2.precision(0);
slider2.bounds(0,255);
slider2.value(0);
slider2.callback(setfg);
slider2.value(fg);
Fl_Hor_Value_Slider slider3(80,260,310,30,"bgcolor:");
slider3.align(FL_ALIGN_LEFT);
slider3.step(1);
slider3.precision(0);
slider3.bounds(0,255);
slider3.value(0);
slider3.callback(setbg);
slider3.value(bg);
#if 0
// draw the manual's diagram of cursors...
window.size(400,800);
int y = 300;
Fl::set_font(FL_FREE_FONT, "cursor");
char buf[100]; char *p = buf;
for (Fl_Menu* m = choices; m->label(); m++) {
Fl_Box* b = new Fl_Box(35,y,150,25,m->label());
b->align(FL_ALIGN_LEFT|FL_ALIGN_INSIDE);
int n = (int)(m->argument());
if (n == FL_CURSOR_NONE) break;
if (n == FL_CURSOR_DEFAULT) n = FL_CURSOR_ARROW;
p[0] = (char)((n-1)*2);
p[1] = 0;
b = new CharBox(15,y,20,20,p); p+=2;
y += 25;
}
#endif
window.resizable(window);
window.end();
window.show(argc,argv);
return Fl::run();
}
//
// End of "$Id: cursor.cxx 4288 2005-04-16 00:13:17Z mike $".
//
|
