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             shadow;       /* scrollbar shadow width                   */
  int             last_bot;     /* scrollbar last bottom position           */
  int             last_top;     /* scrollbar last top position              */
  int             last_state;   /* scrollbar last state                     */
  int             len;
  unsigned char   align;
  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.shadow * 2)
#define scrollbar_isMotion()    (scrollBar.state == 'm')
#define scrollbar_isUp()        (scrollBar.state == 'U')
#define scrollbar_isDn()        (scrollBar.state == 'D')
#define scrollbar_isUpDn()      (scrollbar_isUp () || scrollbar_isDn ())

#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 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:	1.9
Committed:	Tue Jan 1 21:14:39 2008 UTC (16 years, 4 months ago) by ayin
Content type:	text/plain
Branch:	MAIN
Changes since 1.8:	+1 -0 lines
Log Message:	Revert 2007-12-29 change and move scrollbar_len from rxvt_term 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 shadow; /* scrollbar shadow width */
18	int last_bot; /* scrollbar last bottom position */
19	int last_top; /* scrollbar last top position */
20	int last_state; /* scrollbar last state */
21	int len;
22	unsigned char align;
23	Window win;
24	int (rxvt_term::*update)(int, int, int, int);
25
26	void setIdle() { state = 1 ; }
27	void setMotion() { state = 'm'; }
28	void setUp() { state = 'U'; }
29	void setDn() { state = 'D'; }
30	} scrollBar_t;
31
32	#define scrollbar_TotalWidth() (scrollBar.width + scrollBar.shadow * 2)
33	#define scrollbar_isMotion() (scrollBar.state == 'm')
34	#define scrollbar_isUp() (scrollBar.state == 'U')
35	#define scrollbar_isDn() (scrollBar.state == 'D')
36	#define scrollbar_isUpDn() (scrollbar_isUp () \|\| scrollbar_isDn ())
37
38	#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
39	#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
40	&& (y) <= scrollbarnext_dnval ())
41	#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
42	#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
43	#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
44	#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
45	#define SCROLLRXVT_MINHEIGHT 10
46
47	#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
48	? SCROLLNEXT_MINHEIGHT \
49	: SCROLLRXVT_MINHEIGHT)
50	#define scrollbar_above_slider(y) ((y) < scrollBar.top)
51	#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
52	#define scrollbar_position(y) ((y) - scrollBar.beg)
53	#define scrollbar_size() (scrollBar.end - scrollBar.beg \
54	- scrollbar_minheight ())
55
56	#define R_SB_ALIGN_CENTRE 0
57	#define R_SB_ALIGN_TOP 1
58	#define R_SB_ALIGN_BOTTOM 2
59
60	#define R_SB_NEXT 1
61	#define R_SB_XTERM 2
62	#define R_SB_PLAIN 4
63	#define R_SB_RXVT 8
64
65	#define SB_WIDTH_NEXT 19
66	#define SB_WIDTH_XTERM 15
67	#define SB_WIDTH_PLAIN 7
68	#ifndef SB_WIDTH_RXVT
69	# define SB_WIDTH_RXVT 10
70	#endif
71
72	/*
73	* NeXT scrollbar defines
74	*/
75	#define SB_PADDING 1
76	#define SB_BORDER_WIDTH 1
77	#define SB_BEVEL_WIDTH_UPPER_LEFT 1
78	#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
79	#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
80	#define SB_MARGIN_SPACE (SB_PADDING * 2)
81	#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
82	#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
83	#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
84	#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
85	#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
86	#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
87	#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
88	#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
89	/*
90	* +-------------+
91	* \| \| <---< SB_PADDING
92	* \| ::::::::::: \|
93	* \| ::::::::::: \|
94	* '''''''''''''''''
95	* ,,,,,,,,,,,,,,,,,
96	* \| ::::::::::: \|
97	* \| ::::::::::: \|
98	* \| +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
99	* \| \| :::::::: \|
100	* \| V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
101	* \| +---------+ \|
102	* \| \| ......%%\| \|
103	* \| \| ......%%\| \|
104	* \| \| .. ()..%%\| \|
105	* \| \| ......%%\| \|
106	* \| \| %%%%%%%%\| \|
107	* \| +---------+ \| <.........................
108	* \| \| <---< SB_PADDING :
109	* \| +---------+ \| <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
110	* \| \| ......%%\| \| \| : :
111	* \| \| ../\..%%\| \| \|---< SB_BUTTON_HEIGHT :
112	* \| \| %%%%%%%%\| \| \| : :
113	* \| +---------+ \| <-+ : :
114	* \| \| : :
115	* \| +---------+ \| <-+ :---< SB_BUTTON_BOTH_HEIGHT
116	* \| \| ......%%\| \| \| : :
117	* \| \| ..\/..%%\| \| \| : :
118	* \| \| %%%%%%%%\| \| \|---< SB_BUTTON_SINGLE_HEIGHT
119	* \| +---------+ \| \| : :
120	* \| \| \| : :
121	* +-------------+ <-+.........:............:
122	* ^^\|_________\| :
123	* \|\| \| :
124	* \|\| +---< SB_BUTTON_WIDTH
125	* \|\| :
126	* \|+------< SB_PADDING
127	* \|: :
128	* +----< SB_BORDER_WIDTH
129	* : :
130	* :............:
131	* \|
132	* +---< SB_WIDTH_NEXT
133	*/
134
135	#endif