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root |
1.38 |
/*----------------------------------------------------------------------* |
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pcg |
1.15 |
* File: scrollbar.C |
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pcg |
1.1 |
*----------------------------------------------------------------------* |
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* |
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* Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA> |
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* Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> |
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* - N*XTstep like scrollbars |
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* Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com> |
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root |
1.64 |
* Copyright (c) 2004-2006 Marc Lehmann <schmorp@schmorp.de> |
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pcg |
1.1 |
* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*----------------------------------------------------------------------*/ |
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#include "../config.h" /* NECESSARY */ |
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#include "rxvt.h" /* NECESSARY */ |
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/*----------------------------------------------------------------------*/ |
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/* |
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* Map or unmap a scrollbar. Returns non-zero upon change of state |
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*/ |
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sf-exg |
1.71 |
void |
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ayin |
1.60 |
scrollBar_t::map (int map) |
36 |
pcg |
1.1 |
{ |
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root |
1.24 |
if (map) |
38 |
pcg |
1.12 |
{ |
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sf-exg |
1.74 |
state = SB_STATE_IDLE; |
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root |
1.24 |
|
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ayin |
1.60 |
if (!win) |
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resize (); |
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sf-exg |
1.72 |
else |
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XMapWindow (term->dpy, win); |
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pcg |
1.12 |
} |
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root |
1.24 |
else |
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pcg |
1.12 |
{ |
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sf-exg |
1.74 |
state = SB_STATE_OFF; |
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sf-exg |
1.72 |
|
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if (win) |
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XUnmapWindow (term->dpy, win); |
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pcg |
1.1 |
} |
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} |
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void |
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ayin |
1.60 |
scrollBar_t::resize () |
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pcg |
1.1 |
{ |
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pcg |
1.12 |
int delayed_init = 0; |
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ayin |
1.55 |
int window_sb_x = 0; |
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|
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ayin |
1.60 |
if (term->option (Opt_scrollBar_right)) |
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window_sb_x = term->szHint.width - total_width (); |
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pcg |
1.1 |
|
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ayin |
1.60 |
update_data (); |
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pcg |
1.1 |
|
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ayin |
1.60 |
if (!win) |
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pcg |
1.12 |
{ |
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/* create the scrollbar window */ |
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ayin |
1.60 |
win = XCreateSimpleWindow (term->dpy, |
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sf-exg |
1.66 |
term->parent, |
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ayin |
1.60 |
window_sb_x, 0, |
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total_width (), |
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term->szHint.height, |
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0, |
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term->pix_colors[Color_fg], |
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sf-exg |
1.76 |
term->pix_colors[color ()]); |
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ayin |
1.60 |
XDefineCursor (term->dpy, win, leftptr_cursor); |
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pcg |
1.13 |
|
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ayin |
1.60 |
XSelectInput (term->dpy, win, |
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pcg |
1.13 |
ExposureMask | ButtonPressMask | ButtonReleaseMask |
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| Button1MotionMask | Button2MotionMask |
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| Button3MotionMask); |
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ayin |
1.60 |
term->scrollbar_ev.start (term->display, win); |
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pcg |
1.13 |
|
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pcg |
1.12 |
delayed_init = 1; |
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} |
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ayin |
1.55 |
else |
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ayin |
1.60 |
XMoveResizeWindow (term->dpy, win, |
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ayin |
1.55 |
window_sb_x, 0, |
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ayin |
1.60 |
total_width (), term->szHint.height); |
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pcg |
1.13 |
|
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ayin |
1.60 |
show (1); |
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pcg |
1.13 |
|
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pcg |
1.12 |
if (delayed_init) |
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ayin |
1.60 |
XMapWindow (term->dpy, win); |
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pcg |
1.1 |
} |
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/* |
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* Update current scrollbar view w.r.t. slider heights, etc. |
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*/ |
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int |
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ayin |
1.60 |
scrollBar_t::show (int refresh) |
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pcg |
1.1 |
{ |
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ayin |
1.59 |
int ret; |
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pcg |
1.1 |
|
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ayin |
1.60 |
if (!state) |
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pcg |
1.12 |
return 0; |
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pcg |
1.1 |
|
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ayin |
1.58 |
if (refresh) |
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pcg |
1.12 |
{ |
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ayin |
1.60 |
int sb_top = term->view_start - term->top_row; |
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int sb_bot = sb_top + (term->nrow - 1); |
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int sb_len = max (term->nrow - 1 - term->top_row, 1); |
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sf-exg |
1.75 |
int n = min (min_height (), size ()); |
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ayin |
1.60 |
|
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sf-exg |
1.75 |
top = beg + (sb_top * (size () - n)) / sb_len; |
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bot = top + ecb_div_ru ((sb_bot - sb_top) * (size () - n), sb_len) + n; |
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pcg |
1.12 |
/* no change */ |
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ayin |
1.60 |
if (top == last_top |
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&& bot == last_bot |
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&& (state == last_state |
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sf-exg |
1.74 |
|| !(state == SB_STATE_UP || state == SB_STATE_DOWN))) |
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pcg |
1.12 |
return 0; |
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pcg |
1.1 |
} |
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ayin |
1.61 |
ret = (this->*update) (refresh); |
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pcg |
1.1 |
|
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ayin |
1.60 |
last_top = top; |
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last_bot = bot; |
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last_state = state; |
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pcg |
1.1 |
|
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pcg |
1.12 |
return ret; |
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pcg |
1.1 |
} |
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void |
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ayin |
1.50 |
scrollBar_t::setup (rxvt_term *term) |
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pcg |
1.1 |
{ |
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sf-exg |
1.73 |
int i; |
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ayin |
1.50 |
const char *scrollalign, *scrollstyle, *thickness; |
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this->term = term; |
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scrollalign = term->rs[Rs_scrollBar_align]; |
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scrollstyle = term->rs[Rs_scrollstyle]; |
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thickness = term->rs[Rs_scrollBar_thickness]; |
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pcg |
1.1 |
|
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pcg |
1.10 |
# if defined(RXVT_SCROLLBAR) |
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sf-exg |
1.74 |
style = SB_STYLE_RXVT; |
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pcg |
1.10 |
# elif defined(XTERM_SCROLLBAR) |
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sf-exg |
1.74 |
style = SB_STYLE_XTERM; |
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pcg |
1.10 |
# elif defined(NEXT_SCROLLBAR) |
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sf-exg |
1.74 |
style = SB_STYLE_NEXT; |
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pcg |
1.10 |
# elif defined(PLAIN_SCROLLBAR) |
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sf-exg |
1.74 |
style = SB_STYLE_PLAIN; |
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pcg |
1.10 |
#else |
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sf-exg |
1.74 |
style = SB_STYLE_RXVT; |
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pcg |
1.1 |
# endif |
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|
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pcg |
1.10 |
# if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)) |
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pcg |
1.12 |
if (scrollstyle) |
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{ |
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pcg |
1.1 |
# ifdef NEXT_SCROLLBAR |
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root |
1.19 |
if (strncasecmp (scrollstyle, "next", 4) == 0) |
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sf-exg |
1.74 |
style = SB_STYLE_NEXT; |
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pcg |
1.1 |
# endif |
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# ifdef XTERM_SCROLLBAR |
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root |
1.19 |
if (strncasecmp (scrollstyle, "xterm", 5) == 0) |
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sf-exg |
1.74 |
style = SB_STYLE_XTERM; |
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pcg |
1.1 |
# endif |
169 |
pcg |
1.10 |
# ifdef PLAIN_SCROLLBAR |
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root |
1.19 |
if (strncasecmp (scrollstyle, "plain", 5) == 0) |
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sf-exg |
1.74 |
style = SB_STYLE_PLAIN; |
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pcg |
1.10 |
# endif |
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pcg |
1.12 |
|
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pcg |
1.1 |
} |
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# endif |
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sf-exg |
1.74 |
if (style == SB_STYLE_NEXT) |
177 |
pcg |
1.12 |
width = SB_WIDTH_NEXT; |
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sf-exg |
1.74 |
else if (style == SB_STYLE_XTERM) |
179 |
pcg |
1.12 |
width = SB_WIDTH_XTERM; |
180 |
sf-exg |
1.74 |
else if (style == SB_STYLE_PLAIN) |
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pcg |
1.12 |
width = SB_WIDTH_PLAIN; |
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sf-exg |
1.74 |
else /* if (style == SB_STYLE_RXVT) */ |
183 |
pcg |
1.12 |
width = SB_WIDTH_RXVT; |
184 |
pcg |
1.1 |
|
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sf-exg |
1.74 |
if (style != SB_STYLE_NEXT) /* dishonour request - for now */ |
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pcg |
1.14 |
if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
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width = min (i, SB_WIDTH_MAXIMUM); |
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pcg |
1.1 |
|
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sf-exg |
1.65 |
# ifdef RXVT_SCROLLBAR |
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sf-exg |
1.74 |
if (! term->option (Opt_scrollBar_floating) && style == SB_STYLE_RXVT) |
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sf-exg |
1.65 |
shadow = SHADOW_WIDTH; |
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# endif |
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sf-exg |
1.74 |
/* align = SB_ALIGN_CENTRE; */ |
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pcg |
1.12 |
if (scrollalign) |
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{ |
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root |
1.19 |
if (strncasecmp (scrollalign, "top", 3) == 0) |
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sf-exg |
1.74 |
align = SB_ALIGN_TOP; |
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root |
1.19 |
else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
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sf-exg |
1.74 |
align = SB_ALIGN_BOTTOM; |
201 |
pcg |
1.1 |
} |
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sf-exg |
1.74 |
last_state = SB_STATE_OFF; |
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ayin |
1.47 |
/* cursor scrollBar: Black-on-White */ |
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ayin |
1.50 |
leftptr_cursor = XCreateFontCursor (term->dpy, XC_left_ptr); |
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pcg |
1.1 |
} |
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ayin |
1.57 |
void |
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ayin |
1.61 |
scrollBar_t::destroy () |
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{ |
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#ifdef XTERM_SCROLLBAR |
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if (xscrollbarGC) XFreeGC (term->dpy, xscrollbarGC); |
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if (ShadowGC) XFreeGC (term->dpy, ShadowGC); |
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#endif |
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#ifdef PLAIN_SCROLLBAR |
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if (pscrollbarGC) XFreeGC (term->dpy, pscrollbarGC); |
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#endif |
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#ifdef NEXT_SCROLLBAR |
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if (blackGC) XFreeGC (term->dpy, blackGC); |
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if (whiteGC) XFreeGC (term->dpy, whiteGC); |
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if (grayGC) XFreeGC (term->dpy, grayGC); |
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if (darkGC) XFreeGC (term->dpy, darkGC); |
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if (stippleGC) XFreeGC (term->dpy, stippleGC); |
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if (dimple) XFreePixmap (term->dpy, dimple); |
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if (upArrow) XFreePixmap (term->dpy, upArrow); |
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if (downArrow) XFreePixmap (term->dpy, downArrow); |
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if (upArrowHi) XFreePixmap (term->dpy, upArrowHi); |
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if (downArrowHi) XFreePixmap (term->dpy, downArrowHi); |
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#endif |
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#ifdef RXVT_SCROLLBAR |
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if (topShadowGC) XFreeGC (term->dpy, topShadowGC); |
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if (botShadowGC) XFreeGC (term->dpy, botShadowGC); |
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if (scrollbarGC) XFreeGC (term->dpy, scrollbarGC); |
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#endif |
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} |
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sf-exg |
1.76 |
int |
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scrollBar_t::color () |
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{ |
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sf-exg |
1.78 |
#ifdef RXVT_SCROLLBAR |
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sf-exg |
1.76 |
if (style == SB_STYLE_RXVT && shadow) |
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return Color_trough; |
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else |
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sf-exg |
1.78 |
#endif |
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sf-exg |
1.76 |
return Color_border; |
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} |
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ayin |
1.61 |
void |
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ayin |
1.57 |
scrollBar_t::update_data () |
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{ |
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#if defined(PLAIN_SCROLLBAR) |
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sf-exg |
1.74 |
if (style == SB_STYLE_PLAIN) |
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ayin |
1.57 |
{ |
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beg = 0; |
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end = term->szHint.height; |
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ayin |
1.61 |
update = &scrollBar_t::show_plain; |
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ayin |
1.57 |
} |
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#endif |
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#if defined(XTERM_SCROLLBAR) |
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sf-exg |
1.74 |
if (style == SB_STYLE_XTERM) |
260 |
ayin |
1.57 |
{ |
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beg = 0; |
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end = term->szHint.height; |
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ayin |
1.61 |
update = &scrollBar_t::show_xterm; |
264 |
ayin |
1.57 |
} |
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#endif |
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#if defined(NEXT_SCROLLBAR) |
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sf-exg |
1.74 |
if (style == SB_STYLE_NEXT) |
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ayin |
1.57 |
{ |
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beg = 0; |
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end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING); |
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ayin |
1.61 |
update = &scrollBar_t::show_next; |
272 |
ayin |
1.57 |
} |
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#endif |
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#if defined(RXVT_SCROLLBAR) |
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sf-exg |
1.74 |
if (style == SB_STYLE_RXVT) |
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ayin |
1.57 |
{ |
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beg = (width + 1) + shadow; |
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sf-exg |
1.77 |
end = term->szHint.height - beg; |
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ayin |
1.61 |
update = &scrollBar_t::show_rxvt; |
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ayin |
1.57 |
} |
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#endif |
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} |
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284 |
pcg |
1.1 |
/*----------------------- end-of-file (C source) -----------------------*/ |
285 |
pcg |
1.10 |
|