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/cvs/rxvt-unicode/src/scrollbar.h
Revision: 1.1
Committed: Sat Dec 29 12:03:39 2007 UTC (16 years, 4 months ago) by ayin
Content type: text/plain
Branch: MAIN
Log Message:
Move scrollbar definitions from rxvt.h to its own header.

File Contents

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