1 /*--------------------------------*-C-*---------------------------------*
2 * File: scrollbar-rxvt.c
3 *----------------------------------------------------------------------*
5 * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA>
6 * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *----------------------------------------------------------------------*/
23 #include "../config.h" /* NECESSARY */
24 #include "rxvt.h" /* NECESSARY */
25 #include "scrollbar-rxvt.intpro" /* PROTOS for internal routines */
27 /*----------------------------------------------------------------------*/
28 #if defined(RXVT_SCROLLBAR)
30 /* draw triangular button with a shadow of SHADOW (1 or 2) pixels */
32 rxvt_term::Draw_button (int x, int y, int state, int dirn)
51 top = bot = scrollbarGC;
61 pt[0].y = pt[1].y = y + sz - 1;
66 pt[0].y = pt[1].y = y;
69 XFillPolygon(Xdisplay, scrollBar.win, scrollbarGC,
70 pt, 3, Convex, CoordModeOrigin);
73 XDrawLine(Xdisplay, scrollBar.win, (dirn == UP ? bot : top),
74 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
76 /* draw shadow on left */
77 pt[1].x = x + sz2 - 1;
78 pt[1].y = y + (dirn == UP ? 0 : sz - 1);
79 XDrawLine(Xdisplay, scrollBar.win, top,
80 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
95 XDrawLine(Xdisplay, scrollBar.win, top,
96 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
98 /* draw shadow on right */
100 /* pt[2].x = x + sz2; */
101 pt[1].y = y + (dirn == UP ? sz - 1 : 0);
102 pt[2].y = y + (dirn == UP ? 0 : sz - 1);
103 XDrawLine(Xdisplay, scrollBar.win, bot,
104 pt[2].x, pt[2].y, pt[1].x, pt[1].y);
118 XDrawLine(Xdisplay, scrollBar.win, bot,
119 pt[2].x, pt[2].y, pt[1].x, pt[1].y);
124 rxvt_term::scrollbar_show_rxvt (int update __attribute__((unused)), int last_top, int last_bot, int scrollbar_len)
126 int sbshadow = sb_shadow;
127 int sbwidth = (int)scrollBar.width;
129 if ((scrollBar.init & R_SB_RXVT) == 0)
133 scrollBar.init |= R_SB_RXVT;
134 gcvalue.foreground = PixColors[Color_trough];
137 XSetWindowBackground(Xdisplay, scrollBar.win,
139 XClearWindow(Xdisplay, scrollBar.win);
144 /* instead of XClearWindow (Xdisplay, scrollBar.win); */
145 if (last_top < scrollBar.top)
146 XClearArea(Xdisplay, scrollBar.win,
148 sbwidth, (scrollBar.top - last_top),
151 if (scrollBar.bot < last_bot)
152 XClearArea(Xdisplay, scrollBar.win,
153 sbshadow, scrollBar.bot,
154 sbwidth, (last_bot - scrollBar.bot),
158 /* scrollbar slider */
163 if (Options & Opt_scrollBar_right)
166 xofs = sbshadow ? sbwidth : sbwidth - 1;
168 XDrawLine(Xdisplay, scrollBar.win, botShadowGC,
169 xofs, 0, xofs, scrollBar.end + sbwidth);
172 XFillRectangle(Xdisplay, scrollBar.win, scrollbarGC,
173 sbshadow, scrollBar.top, sbwidth,
178 rxvt_Draw_Shadow(Xdisplay, scrollBar.win,
179 botShadowGC, topShadowGC,
181 sbwidth + 2 * sbshadow, /* scrollbar_TotalWidth() */
182 scrollBar.end + (sbwidth + 1) + sbshadow);
183 /* shadow for scrollbar slider */
184 rxvt_Draw_Shadow(Xdisplay, scrollBar.win,
185 topShadowGC, botShadowGC,
186 sbshadow, scrollBar.top, sbwidth,
190 * Redraw scrollbar arrows
192 Draw_button (sbshadow, sbshadow,
193 (scrollbar_isUp() ? -1 : +1), UP);
194 Draw_button (sbshadow, (scrollBar.end + 1),
195 (scrollbar_isDn() ? -1 : +1), DN);
198 #endif /* RXVT_SCROLLBAR */
199 /*----------------------- end-of-file (C source) -----------------------*/