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 1.15 by pcg, Thu Apr 8 20:31:45 2004 UTC vs.
Revision 1.78 by sf-exg, Sun Oct 14 12:31:59 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 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.
… …
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 *----------------------------------------------------------------------*/ 24 *----------------------------------------------------------------------*/
25 25
26#include "../config.h" /* NECESSARY */ 26#include "../config.h" /* NECESSARY */
27#include "rxvt.h" /* NECESSARY */ 27#include "rxvt.h" /* NECESSARY */
28#include "scrollbar.intpro" /* PROTOS for internal routines */
29 28
30/*----------------------------------------------------------------------*/ 29/*----------------------------------------------------------------------*/
31 30
32/* 31/*
33 * 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
34 */ 33 */
35int 34void
36rxvt_term::scrollbar_mapping (int map) 35scrollBar_t::map (int map)
37{ 36{
38 int change = 0; 37 if (map)
39
40#ifdef HAVE_SCROLLBARS
41 if (map && !scrollbar_visible ())
42 {
43 scrollBar.setIdle ();
44 if (!scrollBar.win)
45 resize_scrollbar ();
46 if (scrollBar.win)
47 {
48 XMapWindow (display->display, scrollBar.win);
49 change = 1;
50 }
51 } 38 {
52 else if (!map && scrollbar_visible ()) 39 state = SB_STATE_IDLE;
40
41 if (!win)
42 resize ();
43 else
44 XMapWindow (term->dpy, win);
53 { 45 }
54 scrollBar.state = 0; 46 else
55 XUnmapWindow (display->display, scrollBar.win);
56 change = 1;
57 } 47 {
58#endif 48 state = SB_STATE_OFF;
59 return change;
60}
61 49
50 if (win)
51 XUnmapWindow (term->dpy, win);
52 }
53}
54
62void 55void
63rxvt_term::resize_scrollbar () 56scrollBar_t::resize ()
64{ 57{
65#ifdef HAVE_SCROLLBARS
66 int delayed_init = 0; 58 int delayed_init = 0;
59 int window_sb_x = 0;
67 60
68#define R_SCROLLBEG_XTERM 0 61 if (term->option (Opt_scrollBar_right))
69#define R_SCROLLEND_XTERM szHint.height 62 window_sb_x = term->szHint.width - total_width ();
70#define R_SCROLLBEG_NEXT 0
71#define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \
72 SB_PADDING)
73#define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow
74#define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \
75 (2 * sb_shadow)
76 63
77#if defined(PLAIN_SCROLLBAR) 64 update_data ();
78 if (scrollBar.style == R_SB_PLAIN)
79 {
80 scrollBar.beg = R_SCROLLBEG_XTERM;
81 scrollBar.end = R_SCROLLEND_XTERM;
82 scrollBar.update = &rxvt_term::scrollbar_show_plain;
83 }
84#endif
85#if defined(XTERM_SCROLLBAR)
86 if (scrollBar.style == R_SB_XTERM)
87 {
88 scrollBar.beg = R_SCROLLBEG_XTERM;
89 scrollBar.end = R_SCROLLEND_XTERM;
90 scrollBar.update = &rxvt_term::scrollbar_show_xterm;
91 }
92#endif
93#if defined(NEXT_SCROLLBAR)
94 if (scrollBar.style == R_SB_NEXT)
95 {
96 scrollBar.beg = R_SCROLLBEG_NEXT;
97 scrollBar.end = R_SCROLLEND_NEXT;
98 scrollBar.update = &rxvt_term::scrollbar_show_next;
99 }
100#endif
101#if defined(RXVT_SCROLLBAR)
102 if (scrollBar.style == R_SB_RXVT)
103 {
104 scrollBar.beg = R_SCROLLBEG_RXVT;
105 scrollBar.end = R_SCROLLEND_RXVT;
106 scrollBar.update = &rxvt_term::scrollbar_show_rxvt;
107 }
108#endif
109 65
110 if (!scrollBar.win) 66 if (!win)
111 { 67 {
112 /* create the scrollbar window */ 68 /* create the scrollbar window */
113 scrollBar.win = XCreateSimpleWindow (display->display, 69 win = XCreateSimpleWindow (term->dpy,
114 TermWin.parent[0], 70 term->parent,
115 window_sb_x, 0, 71 window_sb_x, 0,
116 scrollbar_TotalWidth (), 72 total_width (),
117 szHint.height, 73 term->szHint.height,
118 0, 74 0,
119 PixColors[Color_fg], 75 term->pix_colors[Color_fg],
120 PixColors[Color_bg]); 76 term->pix_colors[color ()]);
121#ifdef DEBUG_X
122 XStoreName (display->display, scrollBar.win, "scrollbar");
123#endif
124 XDefineCursor (display->display, scrollBar.win, leftptr_cursor); 77 XDefineCursor (term->dpy, win, leftptr_cursor);
125 78
126 XSelectInput (display->display, scrollBar.win, 79 XSelectInput (term->dpy, win,
127 ExposureMask | ButtonPressMask | ButtonReleaseMask 80 ExposureMask | ButtonPressMask | ButtonReleaseMask
128 | Button1MotionMask | Button2MotionMask 81 | Button1MotionMask | Button2MotionMask
129 | Button3MotionMask); 82 | Button3MotionMask);
130 scrollbar_ev.start (display, scrollBar.win); 83 term->scrollbar_ev.start (term->display, win);
131 84
132 delayed_init = 1; 85 delayed_init = 1;
133 } 86 }
87 else
88 XMoveResizeWindow (term->dpy, win,
89 window_sb_x, 0,
90 total_width (), term->szHint.height);
134 91
135 scrollbar_show (1); 92 show (1);
136 93
137 if (delayed_init) 94 if (delayed_init)
138 XMapWindow (display->display, scrollBar.win); 95 XMapWindow (term->dpy, win);
139#endif
140} 96}
141 97
142/* 98/*
143 * Update current scrollbar view w.r.t. slider heights, etc. 99 * Update current scrollbar view w.r.t. slider heights, etc.
144 */ 100 */
145int 101int
146rxvt_term::scrollbar_show (int update) 102scrollBar_t::show (int refresh)
147{ 103{
148 int ret = 0; 104 int ret;
149#ifdef HAVE_SCROLLBARS
150 int top, bot, len, adj;
151 105
152 if (!scrollbar_visible ()) 106 if (!state)
153 return 0; 107 return 0;
154 108
155 if (update) 109 if (refresh)
156 { 110 {
157 top = (TermWin.nscrolled - TermWin.view_start); 111 int sb_top = term->view_start - term->top_row;
158 bot = top + (TermWin.nrow - 1); 112 int sb_bot = sb_top + (term->nrow - 1);
159 len = max ((TermWin.nscrolled + (TermWin.nrow - 1)), 1); 113 int sb_len = max (term->nrow - 1 - term->top_row, 1);
160 adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; 114 int n = min (min_height (), size ());
161 115
162 scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); 116 top = beg + (sb_top * (size () - n)) / sb_len;
163 scrollbar_len = ((bot - top) * scrollbar_size ()) / len + 117 bot = top + ecb_div_ru ((sb_bot - sb_top) * (size () - n), sb_len) + n;
164 scrollbar_minheight () + adj;
165 scrollBar.bot = (scrollBar.top + scrollbar_len);
166 /* no change */ 118 /* no change */
167 if (scrollBar.top == last_top 119 if (top == last_top
168 && scrollBar.bot == last_bot 120 && bot == last_bot
169 && (scrollBar.state == last_state || !scrollbar_isUpDn ())) 121 && (state == last_state
122 || !(state == SB_STATE_UP || state == SB_STATE_DOWN)))
170 return 0; 123 return 0;
171 } 124 }
172 125
173 ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); 126 ret = (this->*update) (refresh);
174 127
175 last_top = scrollBar.top; 128 last_top = top;
176 last_bot = scrollBar.bot; 129 last_bot = bot;
177 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 138 int i;
187 int i; 139 const char *scrollalign, *scrollstyle, *thickness;
188 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];
189 145
190# if defined(RXVT_SCROLLBAR) 146# if defined(RXVT_SCROLLBAR)
191 style = R_SB_RXVT; 147 style = SB_STYLE_RXVT;
192# elif defined(XTERM_SCROLLBAR) 148# elif defined(XTERM_SCROLLBAR)
193 style = R_SB_XTERM; 149 style = SB_STYLE_XTERM;
194# elif defined(NEXT_SCROLLBAR) 150# elif defined(NEXT_SCROLLBAR)
195 style = R_SB_NEXT; 151 style = SB_STYLE_NEXT;
196# elif defined(PLAIN_SCROLLBAR) 152# elif defined(PLAIN_SCROLLBAR)
197 style = R_SB_PLAIN; 153 style = SB_STYLE_PLAIN;
198#else 154#else
199 style = R_SB_RXVT; 155 style = SB_STYLE_RXVT;
200# endif 156# endif
201 157
202# if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)) 158# if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR))
203 if (scrollstyle) 159 if (scrollstyle)
204 { 160 {
205# ifdef NEXT_SCROLLBAR 161# ifdef NEXT_SCROLLBAR
206 if (STRNCASECMP (scrollstyle, "next", 4) == 0) 162 if (strncasecmp (scrollstyle, "next", 4) == 0)
207 style = R_SB_NEXT; 163 style = SB_STYLE_NEXT;
208# endif 164# endif
209# ifdef XTERM_SCROLLBAR 165# ifdef XTERM_SCROLLBAR
210 if (STRNCASECMP (scrollstyle, "xterm", 5) == 0) 166 if (strncasecmp (scrollstyle, "xterm", 5) == 0)
211 style = R_SB_XTERM; 167 style = SB_STYLE_XTERM;
212# endif 168# endif
213# ifdef PLAIN_SCROLLBAR 169# ifdef PLAIN_SCROLLBAR
214 if (STRNCASECMP (scrollstyle, "plain", 5) == 0) 170 if (strncasecmp (scrollstyle, "plain", 5) == 0)
215 style = R_SB_PLAIN; 171 style = SB_STYLE_PLAIN;
216# endif 172# endif
217 173
218 } 174 }
219# endif 175# endif
220 if (style == R_SB_NEXT) 176 if (style == SB_STYLE_NEXT)
221 width = SB_WIDTH_NEXT; 177 width = SB_WIDTH_NEXT;
222 else if (style == R_SB_XTERM) 178 else if (style == SB_STYLE_XTERM)
223 width = SB_WIDTH_XTERM; 179 width = SB_WIDTH_XTERM;
224 else if (style == R_SB_PLAIN) 180 else if (style == SB_STYLE_PLAIN)
225 width = SB_WIDTH_PLAIN; 181 width = SB_WIDTH_PLAIN;
226 else /* if (style == R_SB_RXVT) */ 182 else /* if (style == SB_STYLE_RXVT) */
227 width = SB_WIDTH_RXVT; 183 width = SB_WIDTH_RXVT;
228 184
229 if (style != R_SB_NEXT) /* dishonour request - for now */ 185 if (style != SB_STYLE_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# if defined(RXVT_SCROLLBAR) 189# ifdef RXVT_SCROLLBAR
234 if (! (Options & Opt_scrollBar_floating) && style == R_SB_RXVT) 190 if (! term->option (Opt_scrollBar_floating) && style == SB_STYLE_RXVT)
235 sb_shadow = SHADOW; 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 = 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 = 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 = 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#ifdef RXVT_SCROLLBAR
240 if (style == SB_STYLE_RXVT && shadow)
241 return Color_trough;
242 else
243#endif
244 return Color_border;
245}
246
247void
248scrollBar_t::update_data ()
249{
250#if defined(PLAIN_SCROLLBAR)
251 if (style == SB_STYLE_PLAIN)
252 {
253 beg = 0;
254 end = term->szHint.height;
255 update = &scrollBar_t::show_plain;
256 }
257#endif
258#if defined(XTERM_SCROLLBAR)
259 if (style == SB_STYLE_XTERM)
260 {
261 beg = 0;
262 end = term->szHint.height;
263 update = &scrollBar_t::show_xterm;
264 }
265#endif
266#if defined(NEXT_SCROLLBAR)
267 if (style == SB_STYLE_NEXT)
268 {
269 beg = 0;
270 end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING);
271 update = &scrollBar_t::show_next;
272 }
273#endif
274#if defined(RXVT_SCROLLBAR)
275 if (style == SB_STYLE_RXVT)
276 {
277 beg = (width + 1) + shadow;
278 end = term->szHint.height - beg;
279 update = &scrollBar_t::show_rxvt;
248 } 280 }
249#endif 281#endif
250} 282}
251 283
252/*----------------------- end-of-file (C source) -----------------------*/ 284/*----------------------- end-of-file (C source) -----------------------*/

Diff Legend

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