rxvt-unicode/src/scrollbar.h

#ifndef SCROLLBAR_H
#define SCROLLBAR_H

#include <X11/Xlib.h>

struct rxvt_term;

struct scrollBar_t {
  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;
  Cursor          leftptr_cursor;
  int             (rxvt_term::*update)(int, int, int, int);

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

#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:	1.11
Committed:	Sat Jan 5 12:19:34 2008 UTC (16 years, 4 months ago) by ayin
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-9_0, rel-9_01
Changes since 1.10:	+2 -2 lines
Log Message:	Name scrollbar struct and remove typedef.
#	User	Rev	Content
1	ayin	1.1	#ifndef SCROLLBAR_H
2			#define SCROLLBAR_H
3
4			#include <X11/Xlib.h>
5
6			struct rxvt_term;
7
8	ayin	1.11	struct scrollBar_t {
9	ayin	1.1	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	ayin	1.3	int shadow; /* scrollbar shadow width */
18	ayin	1.7	int last_bot; /* scrollbar last bottom position */
19			int last_top; /* scrollbar last top position */
20			int last_state; /* scrollbar last state */
21	ayin	1.9	int len;
22	ayin	1.6	unsigned char align;
23	ayin	1.1	Window win;
24	ayin	1.10	Cursor leftptr_cursor;
25	ayin	1.1	int (rxvt_term::*update)(int, int, int, int);
26
27			void setIdle() { state = 1 ; }
28			void setMotion() { state = 'm'; }
29			void setUp() { state = 'U'; }
30			void setDn() { state = 'D'; }
31	ayin	1.11	};
32	ayin	1.1
33	ayin	1.3	#define scrollbar_TotalWidth() (scrollBar.width + scrollBar.shadow * 2)
34	ayin	1.1	#define scrollbar_isMotion() (scrollBar.state == 'm')
35			#define scrollbar_isUp() (scrollBar.state == 'U')
36			#define scrollbar_isDn() (scrollBar.state == 'D')
37	ayin	1.5	#define scrollbar_isUpDn() (scrollbar_isUp () \|\| scrollbar_isDn ())
38	ayin	1.1
39			#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
40			#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
41			&& (y) <= scrollbarnext_dnval ())
42			#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
43			#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
44			#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
45			#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
46			#define SCROLLRXVT_MINHEIGHT 10
47
48			#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
49			? SCROLLNEXT_MINHEIGHT \
50			: SCROLLRXVT_MINHEIGHT)
51			#define scrollbar_above_slider(y) ((y) < scrollBar.top)
52			#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
53			#define scrollbar_position(y) ((y) - scrollBar.beg)
54			#define scrollbar_size() (scrollBar.end - scrollBar.beg \
55			- scrollbar_minheight ())
56
57			#define R_SB_ALIGN_CENTRE 0
58			#define R_SB_ALIGN_TOP 1
59			#define R_SB_ALIGN_BOTTOM 2
60
61			#define R_SB_NEXT 1
62			#define R_SB_XTERM 2
63			#define R_SB_PLAIN 4
64			#define R_SB_RXVT 8
65
66			#define SB_WIDTH_NEXT 19
67			#define SB_WIDTH_XTERM 15
68			#define SB_WIDTH_PLAIN 7
69			#ifndef SB_WIDTH_RXVT
70			# define SB_WIDTH_RXVT 10
71			#endif
72
73			/*
74			* NeXT scrollbar defines
75			*/
76			#define SB_PADDING 1
77			#define SB_BORDER_WIDTH 1
78			#define SB_BEVEL_WIDTH_UPPER_LEFT 1
79			#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
80			#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
81			#define SB_MARGIN_SPACE (SB_PADDING * 2)
82			#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
83			#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
84			#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
85			#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
86			#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
87			#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
88			#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
89			#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
90			/*
91			* +-------------+
92			* \| \| <---< SB_PADDING
93			* \| ::::::::::: \|
94			* \| ::::::::::: \|
95			* '''''''''''''''''
96			* ,,,,,,,,,,,,,,,,,
97			* \| ::::::::::: \|
98			* \| ::::::::::: \|
99			* \| +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
100			* \| \| :::::::: \|
101			* \| V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
102			* \| +---------+ \|
103			* \| \| ......%%\| \|
104			* \| \| ......%%\| \|
105			* \| \| .. ()..%%\| \|
106			* \| \| ......%%\| \|
107			* \| \| %%%%%%%%\| \|
108			* \| +---------+ \| <.........................
109			* \| \| <---< SB_PADDING :
110			* \| +---------+ \| <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
111			* \| \| ......%%\| \| \| : :
112			* \| \| ../\..%%\| \| \|---< SB_BUTTON_HEIGHT :
113			* \| \| %%%%%%%%\| \| \| : :
114			* \| +---------+ \| <-+ : :
115			* \| \| : :
116			* \| +---------+ \| <-+ :---< SB_BUTTON_BOTH_HEIGHT
117			* \| \| ......%%\| \| \| : :
118			* \| \| ..\/..%%\| \| \| : :
119			* \| \| %%%%%%%%\| \| \|---< SB_BUTTON_SINGLE_HEIGHT
120			* \| +---------+ \| \| : :
121			* \| \| \| : :
122			* +-------------+ <-+.........:............:
123			* ^^\|_________\| :
124			* \|\| \| :
125			* \|\| +---< SB_BUTTON_WIDTH
126			* \|\| :
127			* \|+------< SB_PADDING
128			* \|: :
129			* +----< SB_BORDER_WIDTH
130			* : :
131			* :............:
132			* \|
133			* +---< SB_WIDTH_NEXT
134			*/
135
136			#endif