ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/scrollbar.C
(Generate patch)

Comparing rxvt-unicode/src/scrollbar.C (file contents):
Revision 1.44 by ayin, Mon Dec 31 01:05:51 2007 UTC vs.
Revision 1.71 by sf-exg, Sun Aug 28 18:48:41 2011 UTC

… …
4 * 4 *
5 * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA> 5 * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA>
6 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> 6 * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
7 * - N*XTstep like scrollbars 7 * - N*XTstep like scrollbars
8 * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com> 8 * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com>
9 * Copyright (c) 2004-2006 Marc Lehmann <pcg@goof.com> 9 * Copyright (c) 2004-2006 Marc Lehmann <schmorp@schmorp.de>
10 * 10 *
11 * This program is free software; you can redistribute it and/or modify 11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by 12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or 13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version. 14 * (at your option) any later version.
… …
29/*----------------------------------------------------------------------*/ 29/*----------------------------------------------------------------------*/
30 30
31/* 31/*
32 * Map or unmap a scrollbar. Returns non-zero upon change of state 32 * Map or unmap a scrollbar. Returns non-zero upon change of state
33 */ 33 */
34int 34void
35rxvt_term::scrollbar_mapping (int map) 35scrollBar_t::map (int map)
36{ 36{
37 int change = 0;
38
39#ifdef HAVE_SCROLLBARS
40 if (map) 37 if (map)
41 { 38 {
42 scrollBar.setIdle (); 39 state = STATE_IDLE;
43 40
44 if (!scrollBar.win) 41 if (!win)
45 resize_scrollbar (); 42 resize ();
46 43
47 if (scrollBar.win) 44 if (win)
48 { 45 {
49 XMapWindow (dpy, scrollBar.win); 46 XMapWindow (term->dpy, win);
50 change = 1;
51 } 47 }
52 } 48 }
53 else 49 else
54 { 50 {
55 scrollBar.state = 0; 51 state = STATE_OFF;
56 XUnmapWindow (dpy, scrollBar.win); 52 XUnmapWindow (term->dpy, win);
57 change = 1;
58 } 53 }
59#endif
60
61 return change;
62} 54}
63 55
64void 56void
65rxvt_term::resize_scrollbar () 57scrollBar_t::resize ()
66{ 58{
67#ifdef HAVE_SCROLLBARS
68 int delayed_init = 0; 59 int delayed_init = 0;
60 int window_sb_x = 0;
69 61
70#define R_SCROLLBEG_XTERM 0 62 if (term->option (Opt_scrollBar_right))
71#define R_SCROLLEND_XTERM szHint.height 63 window_sb_x = term->szHint.width - total_width ();
72#define R_SCROLLBEG_NEXT 0
73#define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \
74 SB_PADDING)
75#define R_SCROLLBEG_RXVT (scrollBar.width + 1) + scrollBar.shadow
76#define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \
77 (2 * scrollBar.shadow)
78 64
79#if defined(PLAIN_SCROLLBAR) 65 update_data ();
80 if (scrollBar.style == R_SB_PLAIN)
81 {
82 scrollBar.beg = R_SCROLLBEG_XTERM;
83 scrollBar.end = R_SCROLLEND_XTERM;
84 scrollBar.update = &rxvt_term::scrollbar_show_plain;
85 }
86#endif
87#if defined(XTERM_SCROLLBAR)
88 if (scrollBar.style == R_SB_XTERM)
89 {
90 scrollBar.beg = R_SCROLLBEG_XTERM;
91 scrollBar.end = R_SCROLLEND_XTERM;
92 scrollBar.update = &rxvt_term::scrollbar_show_xterm;
93 }
94#endif
95#if defined(NEXT_SCROLLBAR)
96 if (scrollBar.style == R_SB_NEXT)
97 {
98 scrollBar.beg = R_SCROLLBEG_NEXT;
99 scrollBar.end = R_SCROLLEND_NEXT;
100 scrollBar.update = &rxvt_term::scrollbar_show_next;
101 }
102#endif
103#if defined(RXVT_SCROLLBAR)
104 if (scrollBar.style == R_SB_RXVT)
105 {
106 scrollBar.beg = R_SCROLLBEG_RXVT;
107 scrollBar.end = R_SCROLLEND_RXVT;
108 scrollBar.update = &rxvt_term::scrollbar_show_rxvt;
109 }
110#endif
111 66
112 if (!scrollBar.win) 67 if (!win)
113 { 68 {
114 /* create the scrollbar window */ 69 /* create the scrollbar window */
115 scrollBar.win = XCreateSimpleWindow (dpy, 70 win = XCreateSimpleWindow (term->dpy,
116 parent[0], 71 term->parent,
117 window_sb_x, 0, 72 window_sb_x, 0,
118 scrollbar_TotalWidth (), 73 total_width (),
119 szHint.height, 74 term->szHint.height,
120 0, 75 0,
121 pix_colors[Color_fg], 76 term->pix_colors[Color_fg],
122 pix_colors[Color_border]); 77 term->pix_colors[Color_border]);
123 XDefineCursor (dpy, scrollBar.win, leftptr_cursor); 78 XDefineCursor (term->dpy, win, leftptr_cursor);
124 79
125 XSelectInput (dpy, scrollBar.win, 80 XSelectInput (term->dpy, win,
126 ExposureMask | ButtonPressMask | ButtonReleaseMask 81 ExposureMask | ButtonPressMask | ButtonReleaseMask
127 | Button1MotionMask | Button2MotionMask 82 | Button1MotionMask | Button2MotionMask
128 | Button3MotionMask); 83 | Button3MotionMask);
129 scrollbar_ev.start (display, scrollBar.win); 84 term->scrollbar_ev.start (term->display, win);
130 85
131 delayed_init = 1; 86 delayed_init = 1;
132 } 87 }
88 else
89 XMoveResizeWindow (term->dpy, win,
90 window_sb_x, 0,
91 total_width (), term->szHint.height);
133 92
134 scrollbar_show (1); 93 show (1);
135 94
136 if (delayed_init) 95 if (delayed_init)
137 XMapWindow (dpy, scrollBar.win); 96 XMapWindow (term->dpy, win);
138#endif
139} 97}
140 98
141/* 99/*
142 * Update current scrollbar view w.r.t. slider heights, etc. 100 * Update current scrollbar view w.r.t. slider heights, etc.
143 */ 101 */
144int 102int
145rxvt_term::scrollbar_show (int update) 103scrollBar_t::show (int refresh)
146{ 104{
147 int ret = 0; 105 int ret;
148#ifdef HAVE_SCROLLBARS
149 int top, bot, len, adj;
150 int scrollbar_len = 0;
151 106
152 if (!scrollBar.state) 107 if (!state)
153 return 0; 108 return 0;
154 109
155 if (update) 110 if (refresh)
156 { 111 {
157 top = view_start - top_row; 112 int sb_top = term->view_start - term->top_row;
158 bot = top + (nrow - 1); 113 int sb_bot = sb_top + (term->nrow - 1);
159 len = max (nrow - 1 - top_row, 1); 114 int sb_len = max (term->nrow - 1 - term->top_row, 1);
160 adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0;
161 115
162 scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); 116 top = beg + (sb_top * size ()) / sb_len;
163 scrollbar_len = ((bot - top) * scrollbar_size ()) / len + 117 bot = top + ecb_div_ru ((sb_bot - sb_top) * size (), sb_len) + min_height ();
164 scrollbar_minheight () + adj;
165 scrollBar.bot = (scrollBar.top + scrollbar_len);
166 /* no change */ 118 /* no change */
167 if (scrollBar.top == scrollBar.last_top 119 if (top == last_top
168 && scrollBar.bot == scrollBar.last_bot 120 && bot == last_bot
169 && (scrollBar.state == scrollBar.last_state || !scrollbar_isUpDn ())) 121 && (state == last_state
122 || !(state == STATE_UP || state == STATE_DOWN)))
170 return 0; 123 return 0;
171 } 124 }
172 125
173 ret = (this->*scrollBar.update) (update, scrollBar.last_top, scrollBar.last_bot, scrollbar_len); 126 ret = (this->*update) (refresh);
174 127
175 scrollBar.last_top = scrollBar.top; 128 last_top = top;
176 scrollBar.last_bot = scrollBar.bot; 129 last_bot = bot;
177 scrollBar.last_state = scrollBar.state; 130 last_state = state;
178#endif
179 131
180 return ret; 132 return ret;
181} 133}
182 134
183void 135void
184rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) 136scrollBar_t::setup (rxvt_term *term)
185{ 137{
186#ifdef HAVE_SCROLLBARS
187 int i; 138 int i;
188 short style, width; 139 const char *scrollalign, *scrollstyle, *thickness;
140
141 this->term = term;
142 scrollalign = term->rs[Rs_scrollBar_align];
143 scrollstyle = term->rs[Rs_scrollstyle];
144 thickness = term->rs[Rs_scrollBar_thickness];
189 145
190# if defined(RXVT_SCROLLBAR) 146# if defined(RXVT_SCROLLBAR)
191 style = R_SB_RXVT; 147 style = R_SB_RXVT;
192# elif defined(XTERM_SCROLLBAR) 148# elif defined(XTERM_SCROLLBAR)
193 style = R_SB_XTERM; 149 style = R_SB_XTERM;
… …
229 if (style != R_SB_NEXT) /* dishonour request - for now */ 185 if (style != R_SB_NEXT) /* dishonour request - for now */
230 if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) 186 if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM)
231 width = min (i, SB_WIDTH_MAXIMUM); 187 width = min (i, SB_WIDTH_MAXIMUM);
232 188
233# ifdef RXVT_SCROLLBAR 189# ifdef RXVT_SCROLLBAR
234 if (! option (Opt_scrollBar_floating) && style == R_SB_RXVT) 190 if (! term->option (Opt_scrollBar_floating) && style == R_SB_RXVT)
235 scrollBar.shadow = SHADOW_WIDTH; 191 shadow = SHADOW_WIDTH;
236# endif 192# endif
237 193
238 scrollBar.style = style;
239 scrollBar.width = width;
240
241 /* scrollBar.align = R_SB_ALIGN_CENTRE; */ 194 /* align = R_SB_ALIGN_CENTRE; */
242 if (scrollalign) 195 if (scrollalign)
243 { 196 {
244 if (strncasecmp (scrollalign, "top", 3) == 0) 197 if (strncasecmp (scrollalign, "top", 3) == 0)
245 scrollBar.align = R_SB_ALIGN_TOP; 198 align = R_SB_ALIGN_TOP;
246 else if (strncasecmp (scrollalign, "bottom", 6) == 0) 199 else if (strncasecmp (scrollalign, "bottom", 6) == 0)
247 scrollBar.align = R_SB_ALIGN_BOTTOM; 200 align = R_SB_ALIGN_BOTTOM;
201 }
202 last_state = STATE_OFF;
203 /* cursor scrollBar: Black-on-White */
204 leftptr_cursor = XCreateFontCursor (term->dpy, XC_left_ptr);
205}
206
207void
208scrollBar_t::destroy ()
209{
210#ifdef XTERM_SCROLLBAR
211 if (xscrollbarGC) XFreeGC (term->dpy, xscrollbarGC);
212 if (ShadowGC) XFreeGC (term->dpy, ShadowGC);
213#endif
214#ifdef PLAIN_SCROLLBAR
215 if (pscrollbarGC) XFreeGC (term->dpy, pscrollbarGC);
216#endif
217#ifdef NEXT_SCROLLBAR
218 if (blackGC) XFreeGC (term->dpy, blackGC);
219 if (whiteGC) XFreeGC (term->dpy, whiteGC);
220 if (grayGC) XFreeGC (term->dpy, grayGC);
221 if (darkGC) XFreeGC (term->dpy, darkGC);
222 if (stippleGC) XFreeGC (term->dpy, stippleGC);
223 if (dimple) XFreePixmap (term->dpy, dimple);
224 if (upArrow) XFreePixmap (term->dpy, upArrow);
225 if (downArrow) XFreePixmap (term->dpy, downArrow);
226 if (upArrowHi) XFreePixmap (term->dpy, upArrowHi);
227 if (downArrowHi) XFreePixmap (term->dpy, downArrowHi);
228#endif
229#ifdef RXVT_SCROLLBAR
230 if (topShadowGC) XFreeGC (term->dpy, topShadowGC);
231 if (botShadowGC) XFreeGC (term->dpy, botShadowGC);
232 if (scrollbarGC) XFreeGC (term->dpy, scrollbarGC);
233#endif
234}
235
236void
237scrollBar_t::update_data ()
238{
239#if defined(PLAIN_SCROLLBAR)
240 if (style == R_SB_PLAIN)
248 } 241 {
249 scrollBar.last_bot = scrollBar.last_state = -1; 242 beg = 0;
243 end = term->szHint.height;
244 update = &scrollBar_t::show_plain;
245 }
246#endif
247#if defined(XTERM_SCROLLBAR)
248 if (style == R_SB_XTERM)
249 {
250 beg = 0;
251 end = term->szHint.height;
252 update = &scrollBar_t::show_xterm;
253 }
254#endif
255#if defined(NEXT_SCROLLBAR)
256 if (style == R_SB_NEXT)
257 {
258 beg = 0;
259 end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING);
260 update = &scrollBar_t::show_next;
261 }
262#endif
263#if defined(RXVT_SCROLLBAR)
264 if (style == R_SB_RXVT)
265 {
266 beg = (width + 1) + shadow;
267 end = term->szHint.height - beg - (2 * shadow);
268 update = &scrollBar_t::show_rxvt;
269 }
250#endif 270#endif
251} 271}
252 272
253/*----------------------- end-of-file (C source) -----------------------*/ 273/*----------------------- end-of-file (C source) -----------------------*/
254 274

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines