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 1.12 by pcg, Sun Feb 1 01:34:41 2004 UTC vs.
Revision 1.76 by sf-exg, Tue Oct 2 10:29:12 2012 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: scrollbar.c 2 * File: scrollbar.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
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 <schmorp@schmorp.de>
9 * 10 *
10 * 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
11 * 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
12 * the Free Software Foundation; either version 2 of the License, or 13 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version. 14 * (at your option) any later version.
… …
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *----------------------------------------------------------------------*/ 24 *----------------------------------------------------------------------*/
24 25
25#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
26#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
27#include "scrollbar.intpro" /* PROTOS for internal routines */
28 28
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; 37 if (map)
38
39#ifdef HAVE_SCROLLBARS
40 if (map && !scrollbar_visible())
41 {
42 scrollBar.setIdle ();
43 if (!scrollBar.win)
44 resize_scrollbar ();
45 if (scrollBar.win)
46 {
47 XMapWindow(Xdisplay, scrollBar.win);
48 change = 1;
49 }
50 } 38 {
51 else if (!map && scrollbar_visible()) 39 state = SB_STATE_IDLE;
40
41 if (!win)
42 resize ();
43 else
44 XMapWindow (term->dpy, win);
52 { 45 }
53 scrollBar.state = 0; 46 else
54 XUnmapWindow(Xdisplay, scrollBar.win);
55 change = 1;
56 } 47 {
57#endif 48 state = SB_STATE_OFF;
58 return change;
59}
60 49
50 if (win)
51 XUnmapWindow (term->dpy, win);
52 }
53}
54
61void 55void
62rxvt_term::resize_scrollbar () 56scrollBar_t::resize ()
63{ 57{
64#ifdef HAVE_SCROLLBARS
65 int delayed_init = 0; 58 int delayed_init = 0;
59 int window_sb_x = 0;
66 60
67#define R_SCROLLBEG_XTERM 0 61 if (term->option (Opt_scrollBar_right))
68#define R_SCROLLEND_XTERM szHint.height 62 window_sb_x = term->szHint.width - total_width ();
69#define R_SCROLLBEG_NEXT 0
70#define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \
71 SB_PADDING)
72#define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow
73#define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \
74 (2 * sb_shadow)
75 63
76#if defined(PLAIN_SCROLLBAR) 64 update_data ();
77 if (scrollBar.style == R_SB_PLAIN)
78 {
79 scrollBar.beg = R_SCROLLBEG_XTERM;
80 scrollBar.end = R_SCROLLEND_XTERM;
81 scrollBar.update = &rxvt_term::scrollbar_show_plain;
82 }
83#endif
84#if defined(XTERM_SCROLLBAR)
85 if (scrollBar.style == R_SB_XTERM)
86 {
87 scrollBar.beg = R_SCROLLBEG_XTERM;
88 scrollBar.end = R_SCROLLEND_XTERM;
89 scrollBar.update = &rxvt_term::scrollbar_show_xterm;
90 }
91#endif
92#if defined(NEXT_SCROLLBAR)
93 if (scrollBar.style == R_SB_NEXT)
94 {
95 scrollBar.beg = R_SCROLLBEG_NEXT;
96 scrollBar.end = R_SCROLLEND_NEXT;
97 scrollBar.update = &rxvt_term::scrollbar_show_next;
98 }
99#endif
100#if defined(RXVT_SCROLLBAR)
101 if (scrollBar.style == R_SB_RXVT)
102 {
103 scrollBar.beg = R_SCROLLBEG_RXVT;
104 scrollBar.end = R_SCROLLEND_RXVT;
105 scrollBar.update = &rxvt_term::scrollbar_show_rxvt;
106 }
107#endif
108 65
109 if (!scrollBar.win) 66 if (!win)
110 { 67 {
111 /* create the scrollbar window */ 68 /* create the scrollbar window */
112 scrollBar.win = XCreateSimpleWindow(Xdisplay, 69 win = XCreateSimpleWindow (term->dpy,
113 TermWin.parent[0], 70 term->parent,
114 window_sb_x, 0, 71 window_sb_x, 0,
115 scrollbar_TotalWidth(), 72 total_width (),
116 szHint.height, 73 term->szHint.height,
117 0, 74 0,
118 PixColors[Color_fg], 75 term->pix_colors[Color_fg],
119 PixColors[Color_bg]); 76 term->pix_colors[color ()]);
120#ifdef DEBUG_X
121 XStoreName(Xdisplay, scrollBar.win, "scrollbar");
122#endif
123 XDefineCursor(Xdisplay, scrollBar.win, leftptr_cursor); 77 XDefineCursor (term->dpy, win, leftptr_cursor);
124 XSelectInput(Xdisplay, scrollBar.win, 78
79 XSelectInput (term->dpy, win,
125 (ExposureMask | ButtonPressMask | ButtonReleaseMask 80 ExposureMask | ButtonPressMask | ButtonReleaseMask
126 | Button1MotionMask | Button2MotionMask 81 | Button1MotionMask | Button2MotionMask
127 | Button3MotionMask)); 82 | Button3MotionMask);
83 term->scrollbar_ev.start (term->display, win);
84
128 delayed_init = 1; 85 delayed_init = 1;
129 } 86 }
130 scrollbar_show (1); 87 else
88 XMoveResizeWindow (term->dpy, win,
89 window_sb_x, 0,
90 total_width (), term->szHint.height);
91
92 show (1);
93
131 if (delayed_init) 94 if (delayed_init)
132 XMapWindow (Xdisplay, scrollBar.win); 95 XMapWindow (term->dpy, win);
133#endif
134} 96}
135 97
136/* 98/*
137 * Update current scrollbar view w.r.t. slider heights, etc. 99 * Update current scrollbar view w.r.t. slider heights, etc.
138 */ 100 */
139int 101int
140rxvt_term::scrollbar_show (int update) 102scrollBar_t::show (int refresh)
141{ 103{
142 int ret = 0; 104 int ret;
143#ifdef HAVE_SCROLLBARS
144 int top, bot, len, adj;
145 105
146 if (!scrollbar_visible()) 106 if (!state)
147 return 0; 107 return 0;
148 108
149 if (update) 109 if (refresh)
150 { 110 {
151 top = (TermWin.nscrolled - TermWin.view_start); 111 int sb_top = term->view_start - term->top_row;
152 bot = top + (TermWin.nrow - 1); 112 int sb_bot = sb_top + (term->nrow - 1);
153 len = max((TermWin.nscrolled + (TermWin.nrow - 1)), 1); 113 int sb_len = max (term->nrow - 1 - term->top_row, 1);
154 adj = (((bot - top) * scrollbar_size()) % len) > 0 ? 1 : 0; 114 int n = min (min_height (), size ());
155 115
156 scrollBar.top = (scrollBar.beg + (top * scrollbar_size()) / len); 116 top = beg + (sb_top * (size () - n)) / sb_len;
157 scrollbar_len = ((bot - top) * scrollbar_size()) / len + 117 bot = top + ecb_div_ru ((sb_bot - sb_top) * (size () - n), sb_len) + n;
158 scrollbar_minheight() + adj;
159 scrollBar.bot = (scrollBar.top + scrollbar_len);
160 /* no change */ 118 /* no change */
161 if (scrollBar.top == last_top 119 if (top == last_top
162 && scrollBar.bot == last_bot 120 && bot == last_bot
163 && (scrollBar.state == last_state || !scrollbar_isUpDn())) 121 && (state == last_state
122 || !(state == SB_STATE_UP || state == SB_STATE_DOWN)))
164 return 0; 123 return 0;
165 } 124 }
166 125
167 ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); 126 ret = (this->*update) (refresh);
168 127
169 last_top = scrollBar.top; 128 last_top = top;
170 last_bot = scrollBar.bot; 129 last_bot = bot;
171 last_state = scrollBar.state; 130 last_state = state;
172#endif
173 131
174 return ret; 132 return ret;
175} 133}
176 134
177void 135void
178rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) 136scrollBar_t::setup (rxvt_term *term)
179{ 137{
180#ifdef HAVE_SCROLLBARS 138 int i;
181 int i; 139 const char *scrollalign, *scrollstyle, *thickness;
182 short style, width; 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];
183 145
184# if defined(RXVT_SCROLLBAR) 146# if defined(RXVT_SCROLLBAR)
185 style = R_SB_RXVT; 147 style = SB_STYLE_RXVT;
186# elif defined(XTERM_SCROLLBAR) 148# elif defined(XTERM_SCROLLBAR)
187 style = R_SB_XTERM; 149 style = SB_STYLE_XTERM;
188# elif defined(NEXT_SCROLLBAR) 150# elif defined(NEXT_SCROLLBAR)
189 style = R_SB_NEXT; 151 style = SB_STYLE_NEXT;
190# elif defined(PLAIN_SCROLLBAR) 152# elif defined(PLAIN_SCROLLBAR)
191 style = R_SB_PLAIN; 153 style = SB_STYLE_PLAIN;
192#else 154#else
193 style = R_SB_RXVT; 155 style = SB_STYLE_RXVT;
194# endif 156# endif
195 157
196# if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)) 158# if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR))
197 if (scrollstyle) 159 if (scrollstyle)
198 { 160 {
199# ifdef NEXT_SCROLLBAR 161# ifdef NEXT_SCROLLBAR
200 if (STRNCASECMP(scrollstyle, "next", 4) == 0) 162 if (strncasecmp (scrollstyle, "next", 4) == 0)
201 style = R_SB_NEXT; 163 style = SB_STYLE_NEXT;
202# endif 164# endif
203# ifdef XTERM_SCROLLBAR 165# ifdef XTERM_SCROLLBAR
204 if (STRNCASECMP(scrollstyle, "xterm", 5) == 0) 166 if (strncasecmp (scrollstyle, "xterm", 5) == 0)
205 style = R_SB_XTERM; 167 style = SB_STYLE_XTERM;
206# endif 168# endif
207# ifdef PLAIN_SCROLLBAR 169# ifdef PLAIN_SCROLLBAR
208 if (STRNCASECMP(scrollstyle, "plain", 5) == 0) 170 if (strncasecmp (scrollstyle, "plain", 5) == 0)
209 style = R_SB_PLAIN; 171 style = SB_STYLE_PLAIN;
210# endif 172# endif
211 173
212 } 174 }
213# endif 175# endif
214 if (style == R_SB_NEXT) 176 if (style == SB_STYLE_NEXT)
215 width = SB_WIDTH_NEXT; 177 width = SB_WIDTH_NEXT;
216 else if (style == R_SB_XTERM) 178 else if (style == SB_STYLE_XTERM)
217 width = SB_WIDTH_XTERM; 179 width = SB_WIDTH_XTERM;
218 else if (style == R_SB_PLAIN) 180 else if (style == SB_STYLE_PLAIN)
219 width = SB_WIDTH_PLAIN; 181 width = SB_WIDTH_PLAIN;
220 else /* if (style == R_SB_RXVT) */ 182 else /* if (style == SB_STYLE_RXVT) */
221 width = SB_WIDTH_RXVT; 183 width = SB_WIDTH_RXVT;
222 184
223 if (style != R_SB_NEXT) /* dishonour request - for now */ 185 if (style != SB_STYLE_NEXT) /* dishonour request - for now */
224 if (thickness && (i = atoi(thickness)) >= SB_WIDTH_MINIMUM) 186 if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM)
225 width = min(i, SB_WIDTH_MAXIMUM); 187 width = min (i, SB_WIDTH_MAXIMUM);
226 188
227# if defined(RXVT_SCROLLBAR) 189# ifdef RXVT_SCROLLBAR
228 if (!(Options & Opt_scrollBar_floating) && style == R_SB_RXVT) 190 if (! term->option (Opt_scrollBar_floating) && style == SB_STYLE_RXVT)
229 sb_shadow = SHADOW; 191 shadow = SHADOW_WIDTH;
230# endif 192# endif
231 193
232 scrollBar.style = style;
233 scrollBar.width = width;
234
235 /* scrollbar_align = R_SB_ALIGN_CENTRE; */ 194 /* align = SB_ALIGN_CENTRE; */
236 if (scrollalign) 195 if (scrollalign)
237 { 196 {
238 if (STRNCASECMP(scrollalign, "top", 3) == 0) 197 if (strncasecmp (scrollalign, "top", 3) == 0)
239 scrollbar_align = R_SB_ALIGN_TOP; 198 align = SB_ALIGN_TOP;
240 else if (STRNCASECMP(scrollalign, "bottom", 6) == 0) 199 else if (strncasecmp (scrollalign, "bottom", 6) == 0)
241 scrollbar_align = R_SB_ALIGN_BOTTOM; 200 align = SB_ALIGN_BOTTOM;
201 }
202 last_state = SB_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
236int
237scrollBar_t::color ()
238{
239 if (style == SB_STYLE_RXVT && shadow)
240 return Color_trough;
241 else
242 return Color_border;
243}
244
245void
246scrollBar_t::update_data ()
247{
248#if defined(PLAIN_SCROLLBAR)
249 if (style == SB_STYLE_PLAIN)
250 {
251 beg = 0;
252 end = term->szHint.height;
253 update = &scrollBar_t::show_plain;
254 }
255#endif
256#if defined(XTERM_SCROLLBAR)
257 if (style == SB_STYLE_XTERM)
258 {
259 beg = 0;
260 end = term->szHint.height;
261 update = &scrollBar_t::show_xterm;
262 }
263#endif
264#if defined(NEXT_SCROLLBAR)
265 if (style == SB_STYLE_NEXT)
266 {
267 beg = 0;
268 end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING);
269 update = &scrollBar_t::show_next;
270 }
271#endif
272#if defined(RXVT_SCROLLBAR)
273 if (style == SB_STYLE_RXVT)
274 {
275 beg = (width + 1) + shadow;
276 end = term->szHint.height - beg - (2 * shadow);
277 update = &scrollBar_t::show_rxvt;
242 } 278 }
243#endif 279#endif
244} 280}
245 281
246/*----------------------- end-of-file (C source) -----------------------*/ 282/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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