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>
7 * Copyright (c) 2004 Marc Lehmann <pcg@goof.com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 *----------------------------------------------------------------------*/
24 #include "../config.h" /* NECESSARY */
25 #include "rxvt.h" /* NECESSARY */
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;
70 XFillPolygon (display->display, scrollBar.win, scrollbarGC,
71 pt, 3, Convex, CoordModeOrigin);
74 XDrawLine (display->display, scrollBar.win, (dirn == UP ? bot : top),
75 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
77 /* draw shadow on left */
78 pt[1].x = x + sz2 - 1;
79 pt[1].y = y + (dirn == UP ? 0 : sz - 1);
80 XDrawLine (display->display, scrollBar.win, top,
81 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
98 XDrawLine (display->display, scrollBar.win, top,
99 pt[0].x, pt[0].y, pt[1].x, pt[1].y);
101 /* draw shadow on right */
102 pt[1].x = x + sz - 1;
103 /* pt[2].x = x + sz2; */
104 pt[1].y = y + (dirn == UP ? sz - 1 : 0);
105 pt[2].y = y + (dirn == UP ? 0 : sz - 1);
106 XDrawLine (display->display, scrollBar.win, bot,
107 pt[2].x, pt[2].y, pt[1].x, pt[1].y);
123 XDrawLine (display->display, scrollBar.win, bot,
124 pt[2].x, pt[2].y, pt[1].x, pt[1].y);
129 rxvt_term::scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len)
131 int sbshadow = sb_shadow;
132 int sbwidth = (int)scrollBar.width;
134 if ((scrollBar.init & R_SB_RXVT) == 0)
136 scrollBar.init |= R_SB_RXVT;
139 XSetWindowBackground (display->display, scrollBar.win, pix_colors_focused[Color_trough]);
140 XClearWindow (display->display, scrollBar.win);
147 if (last_top < scrollBar.top)
148 XClearArea (display->display, scrollBar.win,
150 sbwidth, (scrollBar.top - last_top),
153 if (scrollBar.bot < last_bot)
154 XClearArea (display->display, scrollBar.win,
155 sbshadow, scrollBar.bot,
156 sbwidth, (last_bot - scrollBar.bot),
160 XClearWindow (display->display, scrollBar.win);
163 /* scrollbar slider */
168 if (options & Opt_scrollBar_right)
171 xofs = sbshadow ? sbwidth : sbwidth - 1;
173 XDrawLine (display->display, scrollBar.win, botShadowGC,
174 xofs, 0, xofs, scrollBar.end + sbwidth);
178 XFillRectangle (display->display, scrollBar.win, scrollbarGC,
179 sbshadow, scrollBar.top, sbwidth,
184 rxvt_Draw_Shadow (display->display, scrollBar.win,
185 botShadowGC, topShadowGC,
187 sbwidth + 2 * sbshadow, /* scrollbar_TotalWidth () */
188 scrollBar.end + (sbwidth + 1) + sbshadow);
190 /* shadow for scrollbar slider */
191 rxvt_Draw_Shadow (display->display, scrollBar.win,
192 topShadowGC, botShadowGC,
193 sbshadow, scrollBar.top, sbwidth,
196 /* Redraw scrollbar arrows */
197 Draw_button (sbshadow, sbshadow, (scrollbar_isUp () ? -1 : +1), UP);
198 Draw_button (sbshadow, scrollBar.end + 1, (scrollbar_isDn () ? -1 : +1), DN);
202 #endif /* RXVT_SCROLLBAR */
203 /*----------------------- end-of-file (C source) -----------------------*/