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Comparing rxvt-unicode/src/scrollbar.C (file contents):
Revision 1.31 by root, Mon Jan 16 15:00:20 2006 UTC vs.
Revision 1.71 by sf-exg, Sun Aug 28 18:48:41 2011 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.
… …
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 (display->display, 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 (display->display, scrollBar.win); 52 XUnmapWindow (term->dpy, win);
57 change = 1;
58 } 53 }
59#endif
60 return change;
61} 54}
62 55
63void 56void
64rxvt_term::resize_scrollbar () 57scrollBar_t::resize ()
65{ 58{
66#ifdef HAVE_SCROLLBARS
67 int delayed_init = 0; 59 int delayed_init = 0;
60 int window_sb_x = 0;
68 61
69#define R_SCROLLBEG_XTERM 0 62 if (term->option (Opt_scrollBar_right))
70#define R_SCROLLEND_XTERM szHint.height 63 window_sb_x = term->szHint.width - total_width ();
71#define R_SCROLLBEG_NEXT 0
72#define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \
73 SB_PADDING)
74#define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow
75#define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \
76 (2 * sb_shadow)
77 64
78#if defined(PLAIN_SCROLLBAR) 65 update_data ();
79 if (scrollBar.style == R_SB_PLAIN)
80 {
81 scrollBar.beg = R_SCROLLBEG_XTERM;
82 scrollBar.end = R_SCROLLEND_XTERM;
83 scrollBar.update = &rxvt_term::scrollbar_show_plain;
84 }
85#endif
86#if defined(XTERM_SCROLLBAR)
87 if (scrollBar.style == R_SB_XTERM)
88 {
89 scrollBar.beg = R_SCROLLBEG_XTERM;
90 scrollBar.end = R_SCROLLEND_XTERM;
91 scrollBar.update = &rxvt_term::scrollbar_show_xterm;
92 }
93#endif
94#if defined(NEXT_SCROLLBAR)
95 if (scrollBar.style == R_SB_NEXT)
96 {
97 scrollBar.beg = R_SCROLLBEG_NEXT;
98 scrollBar.end = R_SCROLLEND_NEXT;
99 scrollBar.update = &rxvt_term::scrollbar_show_next;
100 }
101#endif
102#if defined(RXVT_SCROLLBAR)
103 if (scrollBar.style == R_SB_RXVT)
104 {
105 scrollBar.beg = R_SCROLLBEG_RXVT;
106 scrollBar.end = R_SCROLLEND_RXVT;
107 scrollBar.update = &rxvt_term::scrollbar_show_rxvt;
108 }
109#endif
110 66
111 if (!scrollBar.win) 67 if (!win)
112 { 68 {
113 /* create the scrollbar window */ 69 /* create the scrollbar window */
114 scrollBar.win = XCreateSimpleWindow (display->display, 70 win = XCreateSimpleWindow (term->dpy,
115 parent[0], 71 term->parent,
116 window_sb_x, 0, 72 window_sb_x, 0,
117 scrollbar_TotalWidth (), 73 total_width (),
118 szHint.height, 74 term->szHint.height,
119 0, 75 0,
120 pix_colors[Color_fg], 76 term->pix_colors[Color_fg],
121 pix_colors[Color_border]); 77 term->pix_colors[Color_border]);
122#ifdef DEBUG_X
123 XStoreName (display->display, scrollBar.win, "scrollbar");
124#endif
125 XDefineCursor (display->display, scrollBar.win, leftptr_cursor); 78 XDefineCursor (term->dpy, win, leftptr_cursor);
126 79
127 XSelectInput (display->display, scrollBar.win, 80 XSelectInput (term->dpy, win,
128 ExposureMask | ButtonPressMask | ButtonReleaseMask 81 ExposureMask | ButtonPressMask | ButtonReleaseMask
129 | Button1MotionMask | Button2MotionMask 82 | Button1MotionMask | Button2MotionMask
130 | Button3MotionMask); 83 | Button3MotionMask);
131 scrollbar_ev.start (display, scrollBar.win); 84 term->scrollbar_ev.start (term->display, win);
132 85
133 delayed_init = 1; 86 delayed_init = 1;
134 } 87 }
88 else
89 XMoveResizeWindow (term->dpy, win,
90 window_sb_x, 0,
91 total_width (), term->szHint.height);
135 92
136 scrollbar_show (1); 93 show (1);
137 94
138 if (delayed_init) 95 if (delayed_init)
139 XMapWindow (display->display, scrollBar.win); 96 XMapWindow (term->dpy, win);
140#endif
141} 97}
142 98
143/* 99/*
144 * Update current scrollbar view w.r.t. slider heights, etc. 100 * Update current scrollbar view w.r.t. slider heights, etc.
145 */ 101 */
146int 102int
147rxvt_term::scrollbar_show (int update) 103scrollBar_t::show (int refresh)
148{ 104{
149 int ret = 0; 105 int ret;
150#ifdef HAVE_SCROLLBARS
151 int top, bot, len, adj;
152 106
153 if (!scrollBar.state) 107 if (!state)
154 return 0; 108 return 0;
155 109
156 if (update) 110 if (refresh)
157 { 111 {
158 top = view_start - top_row; 112 int sb_top = term->view_start - term->top_row;
159 bot = top + (nrow - 1); 113 int sb_bot = sb_top + (term->nrow - 1);
160 len = max (nrow - 1 - top_row, 1); 114 int sb_len = max (term->nrow - 1 - term->top_row, 1);
161 adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0;
162 115
163 scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); 116 top = beg + (sb_top * size ()) / sb_len;
164 scrollbar_len = ((bot - top) * scrollbar_size ()) / len + 117 bot = top + ecb_div_ru ((sb_bot - sb_top) * size (), sb_len) + min_height ();
165 scrollbar_minheight () + adj;
166 scrollBar.bot = (scrollBar.top + scrollbar_len);
167 /* no change */ 118 /* no change */
168 if (scrollBar.top == last_top 119 if (top == last_top
169 && scrollBar.bot == last_bot 120 && bot == last_bot
170 && (scrollBar.state == last_state || !scrollbar_isUpDn ())) 121 && (state == last_state
122 || !(state == STATE_UP || state == STATE_DOWN)))
171 return 0; 123 return 0;
172 } 124 }
173 125
174 ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); 126 ret = (this->*update) (refresh);
175 127
176 last_top = scrollBar.top; 128 last_top = top;
177 last_bot = scrollBar.bot; 129 last_bot = bot;
178 last_state = scrollBar.state; 130 last_state = state;
179#endif
180 131
181 return ret; 132 return ret;
182} 133}
183 134
184void 135void
185rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) 136scrollBar_t::setup (rxvt_term *term)
186{ 137{
187#ifdef HAVE_SCROLLBARS
188 int i; 138 int i;
189 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];
190 145
191# if defined(RXVT_SCROLLBAR) 146# if defined(RXVT_SCROLLBAR)
192 style = R_SB_RXVT; 147 style = R_SB_RXVT;
193# elif defined(XTERM_SCROLLBAR) 148# elif defined(XTERM_SCROLLBAR)
194 style = R_SB_XTERM; 149 style = R_SB_XTERM;
… …
229 184
230 if (style != R_SB_NEXT) /* dishonour request - for now */ 185 if (style != R_SB_NEXT) /* dishonour request - for now */
231 if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) 186 if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM)
232 width = min (i, SB_WIDTH_MAXIMUM); 187 width = min (i, SB_WIDTH_MAXIMUM);
233 188
234# if defined(RXVT_SCROLLBAR) 189# ifdef RXVT_SCROLLBAR
235 if (! OPTION (Opt_scrollBar_floating) && style == R_SB_RXVT) 190 if (! term->option (Opt_scrollBar_floating) && style == R_SB_RXVT)
236 sb_shadow = MENU_SHADOW; 191 shadow = SHADOW_WIDTH;
237# endif 192# endif
238 193
239 scrollBar.style = style;
240 scrollBar.width = width;
241
242 /* scrollbar_align = R_SB_ALIGN_CENTRE; */ 194 /* align = R_SB_ALIGN_CENTRE; */
243 if (scrollalign) 195 if (scrollalign)
244 { 196 {
245 if (strncasecmp (scrollalign, "top", 3) == 0) 197 if (strncasecmp (scrollalign, "top", 3) == 0)
246 scrollbar_align = R_SB_ALIGN_TOP; 198 align = R_SB_ALIGN_TOP;
247 else if (strncasecmp (scrollalign, "bottom", 6) == 0) 199 else if (strncasecmp (scrollalign, "bottom", 6) == 0)
248 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)
241 {
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;
249 } 269 }
250#endif 270#endif
251} 271}
252 272
253/*----------------------- end-of-file (C source) -----------------------*/ 273/*----------------------- end-of-file (C source) -----------------------*/

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