rxvt-unicode/src/scrollbar.h

#ifndef SCROLLBAR_H
#define SCROLLBAR_H

#include <X11/Xlib.h>

struct rxvt_term;

typedef struct {
  char            state;        /* scrollbar state                          */
  char            init;         /* scrollbar has been initialised           */
  unsigned int    beg;          /* slider sub-window begin height           */
  unsigned int    end;          /* slider sub-window end height             */
  unsigned int    top;          /* slider top position                      */
  unsigned int    bot;          /* slider bottom position                   */
  unsigned int    style;        /* style: rxvt, xterm, next                 */
  unsigned int    width;        /* scrollbar width                          */
  int             sb_shadow;    /* scrollbar shadow width                   */
  Window          win;
  int             (rxvt_term::*update)(int, int, int, int);

  void setIdle()   { state =  1 ; }
  void setMotion() { state = 'm'; }
  void setUp()     { state = 'U'; }
  void setDn()     { state = 'D'; }
} scrollBar_t;

#define scrollbar_TotalWidth()  (scrollBar.width + scrollBar.sb_shadow * 2)
#define scrollbar_isMotion()    (scrollBar.state == 'm')
#define scrollbar_isUp()        (scrollBar.state == 'U')
#define scrollbar_isDn()        (scrollBar.state == 'D')
#define scrollbar_isUpDn()      isupper (scrollBar.state)
#define isScrollbarWindow(w)    (scrollBar.state && (w) == scrollBar.win)

#define scrollbarnext_dnval()   (scrollBar.end + (scrollBar.width + 1))
#define scrollbarnext_upButton(y)       ((y) > scrollBar.end \
                                         && (y) <= scrollbarnext_dnval ())
#define scrollbarnext_dnButton(y)       ((y) > scrollbarnext_dnval())
#define SCROLLNEXT_MINHEIGHT    SB_THUMB_MIN_HEIGHT
#define scrollbarrxvt_upButton(y)       ((y) < scrollBar.beg)
#define scrollbarrxvt_dnButton(y)       ((y) > scrollBar.end)
#define SCROLLRXVT_MINHEIGHT    10
#define SCROLLXTERM_MINHEIGHT   10

#define scrollbar_minheight()   (scrollBar.style == R_SB_NEXT        \
                                 ? SCROLLNEXT_MINHEIGHT                 \
                                 : SCROLLRXVT_MINHEIGHT)
#define scrollbar_above_slider(y)       ((y) < scrollBar.top)
#define scrollbar_below_slider(y)       ((y) > scrollBar.bot)
#define scrollbar_position(y)           ((y) - scrollBar.beg)
#define scrollbar_size()                (scrollBar.end - scrollBar.beg \
                                         - scrollbar_minheight ())

#define R_SB_ALIGN_CENTRE       0
#define R_SB_ALIGN_TOP          1
#define R_SB_ALIGN_BOTTOM       2

#define R_SB_NEXT               1
#define R_SB_XTERM              2
#define R_SB_PLAIN              4
#define R_SB_RXVT               8

#define SB_WIDTH_NEXT           19
#define SB_WIDTH_XTERM          15
#define SB_WIDTH_PLAIN          7
#ifndef SB_WIDTH_RXVT
# define SB_WIDTH_RXVT          10
#endif

/*
 * NeXT scrollbar defines
 */
#define SB_PADDING              1
#define SB_BORDER_WIDTH         1
#define SB_BEVEL_WIDTH_UPPER_LEFT       1
#define SB_BEVEL_WIDTH_LOWER_RIGHT      2
#define SB_LEFT_PADDING         (SB_PADDING + SB_BORDER_WIDTH)
#define SB_MARGIN_SPACE         (SB_PADDING * 2)
#define SB_BUTTON_WIDTH         (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
#define SB_BUTTON_HEIGHT        (SB_BUTTON_WIDTH)
#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
#define SB_BUTTON_BOTH_HEIGHT   (SB_BUTTON_SINGLE_HEIGHT * 2)
#define SB_BUTTON_TOTAL_HEIGHT  (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
#define SB_BUTTON_BEVEL_X       (SB_LEFT_PADDING)
#define SB_BUTTON_FACE_X        (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
#define SB_THUMB_MIN_HEIGHT     (SB_BUTTON_WIDTH - (SB_PADDING * 2))
 /*
  *    +-------------+
  *    |             | <---< SB_PADDING
  *    | ::::::::::: |
  *    | ::::::::::: |
  *   '''''''''''''''''
  *   ,,,,,,,,,,,,,,,,,
  *    | ::::::::::: |
  *    | ::::::::::: |
  *    |  +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
  *    |  | :::::::: |
  *    |  V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
  *    | +---------+ |
  *    | | ......%%| |
  *    | | ......%%| |
  *    | | .. ()..%%| |
  *    | | ......%%| |
  *    | | %%%%%%%%| |
  *    | +---------+ | <.........................
  *    |             | <---< SB_PADDING         :
  *    | +---------+ | <-+..........            :---< SB_BUTTON_TOTAL_HEIGHT
  *    | | ......%%| |   |         :            :
  *    | | ../\..%%| |   |---< SB_BUTTON_HEIGHT :
  *    | | %%%%%%%%| |   |         :            :
  *    | +---------+ | <-+         :            :
  *    |             |             :            :
  *    | +---------+ | <-+         :---< SB_BUTTON_BOTH_HEIGHT
  *    | | ......%%| |   |         :            :
  *    | | ..\/..%%| |   |         :            :
  *    | | %%%%%%%%| |   |---< SB_BUTTON_SINGLE_HEIGHT
  *    | +---------+ |   |         :            :
  *    |             |   |         :            :
  *    +-------------+ <-+.........:............:
  *    ^^|_________| :
  *    ||     |      :
  *    ||     +---< SB_BUTTON_WIDTH
  *    ||            :
  *    |+------< SB_PADDING
  *    |:            :
  *    +----< SB_BORDER_WIDTH
  *     :            :
  *     :............:
  *           |
  *           +---< SB_WIDTH_NEXT
  */

#endif
Revision:	1.2
Committed:	Sat Dec 29 14:25:43 2007 UTC (16 years, 4 months ago) by ayin
Content type:	text/plain
Branch:	MAIN
Changes since 1.1:	+2 -0 lines
Log Message:	Move sb_shadow from rxvt_vars to scrollBar_t.
#	Content
1	#ifndef SCROLLBAR_H
2	#define SCROLLBAR_H
3
4	#include <X11/Xlib.h>
5
6	struct rxvt_term;
7
8	typedef struct {
9	char state; /* scrollbar state */
10	char init; /* scrollbar has been initialised */
11	unsigned int beg; /* slider sub-window begin height */
12	unsigned int end; /* slider sub-window end height */
13	unsigned int top; /* slider top position */
14	unsigned int bot; /* slider bottom position */
15	unsigned int style; /* style: rxvt, xterm, next */
16	unsigned int width; /* scrollbar width */
17	int sb_shadow; /* scrollbar shadow width */
18	Window win;
19	int (rxvt_term::*update)(int, int, int, int);
20
21	void setIdle() { state = 1 ; }
22	void setMotion() { state = 'm'; }
23	void setUp() { state = 'U'; }
24	void setDn() { state = 'D'; }
25	} scrollBar_t;
26
27	#define scrollbar_TotalWidth() (scrollBar.width + scrollBar.sb_shadow * 2)
28	#define scrollbar_isMotion() (scrollBar.state == 'm')
29	#define scrollbar_isUp() (scrollBar.state == 'U')
30	#define scrollbar_isDn() (scrollBar.state == 'D')
31	#define scrollbar_isUpDn() isupper (scrollBar.state)
32	#define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
33
34	#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
35	#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
36	&& (y) <= scrollbarnext_dnval ())
37	#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
38	#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
39	#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
40	#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
41	#define SCROLLRXVT_MINHEIGHT 10
42	#define SCROLLXTERM_MINHEIGHT 10
43
44	#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
45	? SCROLLNEXT_MINHEIGHT \
46	: SCROLLRXVT_MINHEIGHT)
47	#define scrollbar_above_slider(y) ((y) < scrollBar.top)
48	#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
49	#define scrollbar_position(y) ((y) - scrollBar.beg)
50	#define scrollbar_size() (scrollBar.end - scrollBar.beg \
51	- scrollbar_minheight ())
52
53	#define R_SB_ALIGN_CENTRE 0
54	#define R_SB_ALIGN_TOP 1
55	#define R_SB_ALIGN_BOTTOM 2
56
57	#define R_SB_NEXT 1
58	#define R_SB_XTERM 2
59	#define R_SB_PLAIN 4
60	#define R_SB_RXVT 8
61
62	#define SB_WIDTH_NEXT 19
63	#define SB_WIDTH_XTERM 15
64	#define SB_WIDTH_PLAIN 7
65	#ifndef SB_WIDTH_RXVT
66	# define SB_WIDTH_RXVT 10
67	#endif
68
69	/*
70	* NeXT scrollbar defines
71	*/
72	#define SB_PADDING 1
73	#define SB_BORDER_WIDTH 1
74	#define SB_BEVEL_WIDTH_UPPER_LEFT 1
75	#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
76	#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
77	#define SB_MARGIN_SPACE (SB_PADDING * 2)
78	#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
79	#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
80	#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
81	#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
82	#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
83	#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
84	#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
85	#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
86	/*
87	* +-------------+
88	* \| \| <---< SB_PADDING
89	* \| ::::::::::: \|
90	* \| ::::::::::: \|
91	* '''''''''''''''''
92	* ,,,,,,,,,,,,,,,,,
93	* \| ::::::::::: \|
94	* \| ::::::::::: \|
95	* \| +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
96	* \| \| :::::::: \|
97	* \| V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
98	* \| +---------+ \|
99	* \| \| ......%%\| \|
100	* \| \| ......%%\| \|
101	* \| \| .. ()..%%\| \|
102	* \| \| ......%%\| \|
103	* \| \| %%%%%%%%\| \|
104	* \| +---------+ \| <.........................
105	* \| \| <---< SB_PADDING :
106	* \| +---------+ \| <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
107	* \| \| ......%%\| \| \| : :
108	* \| \| ../\..%%\| \| \|---< SB_BUTTON_HEIGHT :
109	* \| \| %%%%%%%%\| \| \| : :
110	* \| +---------+ \| <-+ : :
111	* \| \| : :
112	* \| +---------+ \| <-+ :---< SB_BUTTON_BOTH_HEIGHT
113	* \| \| ......%%\| \| \| : :
114	* \| \| ..\/..%%\| \| \| : :
115	* \| \| %%%%%%%%\| \| \|---< SB_BUTTON_SINGLE_HEIGHT
116	* \| +---------+ \| \| : :
117	* \| \| \| : :
118	* +-------------+ <-+.........:............:
119	* ^^\|_________\| :
120	* \|\| \| :
121	* \|\| +---< SB_BUTTON_WIDTH
122	* \|\| :
123	* \|+------< SB_PADDING
124	* \|: :
125	* +----< SB_BORDER_WIDTH
126	* : :
127	* :............:
128	* \|
129	* +---< SB_WIDTH_NEXT
130	*/
131
132	#endif