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/cvs/rxvt-unicode/src/scrollbar.h
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Comparing rxvt-unicode/src/scrollbar.h (file contents):
Revision 1.17 by ayin, Sun Feb 17 12:11:56 2008 UTC vs.
Revision 1.29 by sf-exg, Thu Sep 1 08:16:07 2011 UTC

1#ifndef SCROLLBAR_H 1#ifndef SCROLLBAR_H
2#define SCROLLBAR_H 2#define SCROLLBAR_H
3 3
4#include <X11/Xlib.h> 4#include <X11/Xlib.h>
5#include "rxvtutil.h"
5 6
6struct rxvt_term; 7struct rxvt_term;
7
8#define R_SB_NEXT 1
9#define R_SB_XTERM 2
10#define R_SB_PLAIN 4
11#define R_SB_RXVT 8
12
13#define R_SB_ALIGN_CENTRE 0
14#define R_SB_ALIGN_TOP 1
15#define R_SB_ALIGN_BOTTOM 2
16 8
17#define SB_WIDTH_NEXT 19 9#define SB_WIDTH_NEXT 19
18#define SB_WIDTH_XTERM 15 10#define SB_WIDTH_XTERM 15
19#define SB_WIDTH_PLAIN 7 11#define SB_WIDTH_PLAIN 7
20#ifndef SB_WIDTH_RXVT 12#ifndef SB_WIDTH_RXVT
… …
38#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING) 30#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
39#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT) 31#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
40#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2)) 32#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
41 33
42enum sb_state { 34enum sb_state {
35 SB_STATE_OFF,
43 STATE_IDLE = 1, 36 SB_STATE_IDLE,
44 STATE_MOTION, 37 SB_STATE_MOTION,
45 STATE_UP, 38 SB_STATE_UP,
46 STATE_DOWN, 39 SB_STATE_DOWN,
47}; 40};
48 41
42enum sb_style {
43 SB_STYLE_NEXT = 1,
44 SB_STYLE_XTERM = 2,
45 SB_STYLE_PLAIN = 4,
46 SB_STYLE_RXVT = 8,
47};
48
49enum sb_align {
50 SB_ALIGN_CENTRE,
51 SB_ALIGN_TOP,
52 SB_ALIGN_BOTTOM,
53};
54
49struct scrollBar_t { 55struct scrollBar_t
56{
50 rxvt_term *term; 57 rxvt_term *term;
51 char state; /* scrollbar state */ 58 sb_state state; /* scrollbar state */
52 char init; /* scrollbar has been initialised */ 59 char init; /* scrollbar has been initialised */
53 unsigned int beg; /* slider sub-window begin height */ 60 int beg; /* slider sub-window begin height */
54 unsigned int end; /* slider sub-window end height */ 61 int end; /* slider sub-window end height */
55 unsigned int top; /* slider top position */ 62 int top; /* slider top position */
56 unsigned int bot; /* slider bottom position */ 63 int bot; /* slider bottom position */
57 unsigned int style; /* style: rxvt, xterm, next */ 64 sb_style style; /* style: rxvt, xterm, next */
58 unsigned int width; /* scrollbar width */ 65 int width; /* scrollbar width */
59 int shadow; /* scrollbar shadow width */ 66 int shadow; /* scrollbar shadow width */
60 int last_bot; /* scrollbar last bottom position */ 67 int last_bot; /* scrollbar last bottom position */
61 int last_top; /* scrollbar last top position */ 68 int last_top; /* scrollbar last top position */
62 int last_state; /* scrollbar last state */ 69 int last_state; /* scrollbar last state */
63 int len; 70 sb_align align;
64 unsigned char align;
65 Window win; 71 Window win;
66 Cursor leftptr_cursor; 72 Cursor leftptr_cursor;
67 int (rxvt_term::*update)(int, int, int, int); 73 int (scrollBar_t::*update)(int);
68 void setup (rxvt_term *); 74 void setup (rxvt_term *);
75 void resize ();
76 void map (int);
77 int show (int);
78 void destroy ();
69 79
70 bool upButton (int y) 80 bool upButton (int y)
71 { 81 {
72 if (style == R_SB_NEXT) 82 if (style == SB_STYLE_NEXT)
73 return y > end && y <= end + width + 1; 83 return y > end && y <= end + width + 1;
74 if (style == R_SB_RXVT) 84 if (style == SB_STYLE_RXVT)
75 return y < beg; 85 return y < beg;
76 return false; 86 return false;
77 } 87 }
78 bool dnButton (int y) 88 bool dnButton (int y)
79 { 89 {
80 if (style == R_SB_NEXT) 90 if (style == SB_STYLE_NEXT)
81 return y > end + width + 1; 91 return y > end + width + 1;
82 if (style == R_SB_RXVT) 92 if (style == SB_STYLE_RXVT)
83 return y > end; 93 return y > end;
84 return false; 94 return false;
85 } 95 }
86 unsigned min_height () 96 int min_height ()
87 { 97 {
88 return style == R_SB_NEXT ? SB_THUMB_MIN_HEIGHT : 10; 98 return style == SB_STYLE_NEXT ? SB_THUMB_MIN_HEIGHT : 10;
89 } 99 }
90 unsigned size () 100 int size ()
91 { 101 {
92 return end - beg - min_height (); 102 return max (end - beg, 0);
93 } 103 }
94 unsigned total_width () 104 int total_width ()
95 { 105 {
96 return width + shadow * 2; 106 return width + shadow * 2;
97 } 107 }
98}; 108 bool above_slider (int y)
109 {
110 return y < top;
111 }
112 bool below_slider (int y)
113 {
114 return y > bot;
115 }
116 int position (int y)
117 {
118 return y - beg;
119 }
99 120
100#define scrollbar_above_slider(y) ((y) < scrollBar.top) 121
101#define scrollbar_below_slider(y) ((y) > scrollBar.bot) 122#if defined(NEXT_SCROLLBAR)
102#define scrollbar_position(y) ((y) - scrollBar.beg) 123 GC blackGC,
124 whiteGC,
125 grayGC,
126 darkGC,
127 stippleGC;
128 Pixmap dimple,
129 upArrow,
130 downArrow,
131 upArrowHi,
132 downArrowHi;
133#endif
134
135#if defined(RXVT_SCROLLBAR)
136 GC scrollbarGC,
137 topShadowGC,
138 botShadowGC;
139#endif
140
141#if defined(XTERM_SCROLLBAR)
142 GC xscrollbarGC,
143 ShadowGC;
144#endif
145
146#if defined(PLAIN_SCROLLBAR)
147 GC pscrollbarGC;
148#endif
149
150private:
151 // update style dependent data
152 void update_data ();
153
154 // scrollbar-next.C
155 int show_next (int);
156 // scrollbar-rxvt.C
157 int show_rxvt (int);
158 // scrollbar-xterm.C
159 int show_xterm (int);
160 // scrollbar-plain.C
161 int show_plain (int);
162
163 void init_next ();
164};
103 165
104 /* 166 /*
105 * +-------------+ 167 * +-------------+
106 * | | <---< SB_PADDING 168 * | | <---< SB_PADDING
107 * | ::::::::::: | 169 * | ::::::::::: |

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