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/cvs/rxvt-unicode/src/scrollbar.h
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Comparing rxvt-unicode/src/scrollbar.h (file contents):
Revision 1.1 by ayin, Sat Dec 29 12:03:39 2007 UTC vs.
Revision 1.24 by sf-exg, Mon Aug 22 17:09:46 2011 UTC

… …
2#define SCROLLBAR_H 2#define SCROLLBAR_H
3 3
4#include <X11/Xlib.h> 4#include <X11/Xlib.h>
5 5
6struct rxvt_term; 6struct rxvt_term;
7
8typedef 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 7
60#define SB_WIDTH_NEXT 19 8#define SB_WIDTH_NEXT 19
61#define SB_WIDTH_XTERM 15 9#define SB_WIDTH_XTERM 15
62#define SB_WIDTH_PLAIN 7 10#define SB_WIDTH_PLAIN 7
63#ifndef SB_WIDTH_RXVT 11#ifndef SB_WIDTH_RXVT
… …
79#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2) 27#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
80#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING) 28#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
81#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING) 29#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
82#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT) 30#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)) 31#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
32
33enum sb_state {
34 STATE_OFF,
35 STATE_IDLE,
36 STATE_MOTION,
37 STATE_UP,
38 STATE_DOWN,
39};
40
41enum sb_style {
42 R_SB_NEXT = 1,
43 R_SB_XTERM = 2,
44 R_SB_PLAIN = 4,
45 R_SB_RXVT = 8,
46};
47
48enum sb_align {
49 R_SB_ALIGN_CENTRE,
50 R_SB_ALIGN_TOP,
51 R_SB_ALIGN_BOTTOM,
52};
53
54struct scrollBar_t
55{
56 rxvt_term *term;
57 sb_state state; /* scrollbar state */
58 char init; /* scrollbar has been initialised */
59 unsigned int beg; /* slider sub-window begin height */
60 unsigned int end; /* slider sub-window end height */
61 unsigned int top; /* slider top position */
62 unsigned int bot; /* slider bottom position */
63 sb_style style; /* style: rxvt, xterm, next */
64 unsigned int width; /* scrollbar width */
65 int shadow; /* scrollbar shadow width */
66 int last_bot; /* scrollbar last bottom position */
67 int last_top; /* scrollbar last top position */
68 int last_state; /* scrollbar last state */
69 sb_align align;
70 Window win;
71 Cursor leftptr_cursor;
72 int (scrollBar_t::*update)(int);
73 void setup (rxvt_term *);
74 void resize ();
75 int map (int);
76 int show (int);
77 void destroy ();
78
79 bool upButton (int y)
80 {
81 if (style == R_SB_NEXT)
82 return y > end && y <= end + width + 1;
83 if (style == R_SB_RXVT)
84 return y < beg;
85 return false;
86 }
87 bool dnButton (int y)
88 {
89 if (style == R_SB_NEXT)
90 return y > end + width + 1;
91 if (style == R_SB_RXVT)
92 return y > end;
93 return false;
94 }
95 unsigned min_height ()
96 {
97 return style == R_SB_NEXT ? SB_THUMB_MIN_HEIGHT : 10;
98 }
99 unsigned size ()
100 {
101 return end - beg - min_height ();
102 }
103 unsigned total_width ()
104 {
105 return width + shadow * 2;
106 }
107
108#if defined(NEXT_SCROLLBAR)
109 GC blackGC,
110 whiteGC,
111 grayGC,
112 darkGC,
113 stippleGC;
114 Pixmap dimple,
115 upArrow,
116 downArrow,
117 upArrowHi,
118 downArrowHi;
119#endif
120
121#if defined(RXVT_SCROLLBAR)
122 GC scrollbarGC,
123 topShadowGC,
124 botShadowGC;
125#endif
126
127#if defined(XTERM_SCROLLBAR)
128 GC xscrollbarGC,
129 ShadowGC;
130#endif
131
132#if defined(PLAIN_SCROLLBAR)
133 GC pscrollbarGC;
134#endif
135
136private:
137 // update style dependent data
138 void update_data ();
139
140 // scrollbar-next.C
141 int show_next (int);
142 // scrollbar-rxvt.C
143 int show_rxvt (int);
144 // scrollbar-xterm.C
145 int show_xterm (int);
146 // scrollbar-plain.C
147 int show_plain (int);
148
149 void init_next ();
150};
151
152#define scrollbar_above_slider(y) ((y) < scrollBar.top)
153#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
154#define scrollbar_position(y) ((y) - scrollBar.beg)
155
84 /* 156 /*
85 * +-------------+ 157 * +-------------+
86 * | | <---< SB_PADDING 158 * | | <---< SB_PADDING
87 * | ::::::::::: | 159 * | ::::::::::: |
88 * | ::::::::::: | 160 * | ::::::::::: |

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