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 <pcg@goof.com> |
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. |
… | |
… | |
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 | */ |
34 | int |
34 | int |
35 | rxvt_term::scrollbar_mapping (int map) |
35 | rxvt_term::scrollbar_mapping (int map) |
36 | { |
36 | { |
37 | int change = 0; |
37 | int change = 0; |
38 | |
38 | |
39 | #ifdef HAVE_SCROLLBARS |
|
|
40 | if (map) |
39 | if (map) |
41 | { |
40 | { |
42 | scrollBar.setIdle (); |
41 | scrollBar.state = STATE_IDLE; |
43 | |
42 | |
44 | if (!scrollBar.win) |
43 | if (!scrollBar.win) |
45 | resize_scrollbar (); |
44 | resize_scrollbar (); |
46 | |
45 | |
47 | if (scrollBar.win) |
46 | if (scrollBar.win) |
48 | { |
47 | { |
49 | XMapWindow (display->display, scrollBar.win); |
48 | XMapWindow (dpy, scrollBar.win); |
50 | change = 1; |
49 | change = 1; |
51 | } |
50 | } |
52 | } |
51 | } |
53 | else |
52 | else |
54 | { |
53 | { |
55 | scrollBar.state = 0; |
54 | scrollBar.state = 0; |
56 | XUnmapWindow (display->display, scrollBar.win); |
55 | XUnmapWindow (dpy, scrollBar.win); |
57 | change = 1; |
56 | change = 1; |
58 | } |
57 | } |
59 | #endif |
58 | |
60 | return change; |
59 | return change; |
61 | } |
60 | } |
62 | |
61 | |
63 | void |
62 | void |
64 | rxvt_term::resize_scrollbar () |
63 | rxvt_term::resize_scrollbar () |
65 | { |
64 | { |
66 | #ifdef HAVE_SCROLLBARS |
|
|
67 | int delayed_init = 0; |
65 | int delayed_init = 0; |
|
|
66 | int window_sb_x = 0; |
|
|
67 | |
|
|
68 | if (option (Opt_scrollBar_right)) |
|
|
69 | window_sb_x = szHint.width - scrollBar.total_width (); |
68 | |
70 | |
69 | #define R_SCROLLBEG_XTERM 0 |
71 | #define R_SCROLLBEG_XTERM 0 |
70 | #define R_SCROLLEND_XTERM szHint.height |
72 | #define R_SCROLLEND_XTERM szHint.height |
71 | #define R_SCROLLBEG_NEXT 0 |
73 | #define R_SCROLLBEG_NEXT 0 |
72 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
74 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
73 | SB_PADDING) |
75 | SB_PADDING) |
74 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow |
76 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + scrollBar.shadow |
75 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
77 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
76 | (2 * sb_shadow) |
78 | (2 * scrollBar.shadow) |
77 | |
79 | |
78 | #if defined(PLAIN_SCROLLBAR) |
80 | #if defined(PLAIN_SCROLLBAR) |
79 | if (scrollBar.style == R_SB_PLAIN) |
81 | if (scrollBar.style == R_SB_PLAIN) |
80 | { |
82 | { |
81 | scrollBar.beg = R_SCROLLBEG_XTERM; |
83 | scrollBar.beg = R_SCROLLBEG_XTERM; |
… | |
… | |
109 | #endif |
111 | #endif |
110 | |
112 | |
111 | if (!scrollBar.win) |
113 | if (!scrollBar.win) |
112 | { |
114 | { |
113 | /* create the scrollbar window */ |
115 | /* create the scrollbar window */ |
114 | scrollBar.win = XCreateSimpleWindow (display->display, |
116 | scrollBar.win = XCreateSimpleWindow (dpy, |
115 | parent[0], |
117 | parent[0], |
116 | window_sb_x, 0, |
118 | window_sb_x, 0, |
117 | scrollbar_TotalWidth (), |
119 | scrollBar.total_width (), |
118 | szHint.height, |
120 | szHint.height, |
119 | 0, |
121 | 0, |
120 | pix_colors[Color_fg], |
122 | pix_colors[Color_fg], |
121 | pix_colors[Color_border]); |
123 | pix_colors[Color_border]); |
122 | XDefineCursor (display->display, scrollBar.win, leftptr_cursor); |
124 | XDefineCursor (dpy, scrollBar.win, scrollBar.leftptr_cursor); |
123 | |
125 | |
124 | XSelectInput (display->display, scrollBar.win, |
126 | XSelectInput (dpy, scrollBar.win, |
125 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
127 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
126 | | Button1MotionMask | Button2MotionMask |
128 | | Button1MotionMask | Button2MotionMask |
127 | | Button3MotionMask); |
129 | | Button3MotionMask); |
128 | scrollbar_ev.start (display, scrollBar.win); |
130 | scrollbar_ev.start (display, scrollBar.win); |
129 | |
131 | |
130 | delayed_init = 1; |
132 | delayed_init = 1; |
131 | } |
133 | } |
|
|
134 | else |
|
|
135 | XMoveResizeWindow (dpy, scrollBar.win, |
|
|
136 | window_sb_x, 0, |
|
|
137 | scrollBar.total_width (), szHint.height); |
132 | |
138 | |
133 | scrollbar_show (1); |
139 | scrollbar_show (1); |
134 | |
140 | |
135 | if (delayed_init) |
141 | if (delayed_init) |
136 | XMapWindow (display->display, scrollBar.win); |
142 | XMapWindow (dpy, scrollBar.win); |
137 | #endif |
|
|
138 | } |
143 | } |
139 | |
144 | |
140 | /* |
145 | /* |
141 | * Update current scrollbar view w.r.t. slider heights, etc. |
146 | * Update current scrollbar view w.r.t. slider heights, etc. |
142 | */ |
147 | */ |
143 | int |
148 | int |
144 | rxvt_term::scrollbar_show (int update) |
149 | rxvt_term::scrollbar_show (int update) |
145 | { |
150 | { |
146 | int ret = 0; |
151 | int ret = 0; |
147 | #ifdef HAVE_SCROLLBARS |
|
|
148 | int top, bot, len, adj; |
|
|
149 | |
152 | |
150 | if (!scrollBar.state) |
153 | if (!scrollBar.state) |
151 | return 0; |
154 | return 0; |
152 | |
155 | |
153 | if (update) |
156 | if (update) |
154 | { |
157 | { |
155 | top = view_start - top_row; |
158 | int top = view_start - top_row; |
156 | bot = top + (nrow - 1); |
159 | int bot = top + (nrow - 1); |
157 | len = max (nrow - 1 - top_row, 1); |
160 | int len = max (nrow - 1 - top_row, 1); |
158 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
161 | int adj = (((bot - top) * scrollBar.size ()) % len) > 0 ? 1 : 0; |
159 | |
162 | |
160 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
163 | scrollBar.top = (scrollBar.beg + (top * scrollBar.size ()) / len); |
161 | scrollbar_len = ((bot - top) * scrollbar_size ()) / len + |
164 | scrollBar.len = ((bot - top) * scrollBar.size ()) / len + |
162 | scrollbar_minheight () + adj; |
165 | scrollBar.min_height () + adj; |
163 | scrollBar.bot = (scrollBar.top + scrollbar_len); |
166 | scrollBar.bot = (scrollBar.top + scrollBar.len); |
164 | /* no change */ |
167 | /* no change */ |
165 | if (scrollBar.top == last_top |
168 | if (scrollBar.top == scrollBar.last_top |
166 | && scrollBar.bot == last_bot |
169 | && scrollBar.bot == scrollBar.last_bot |
167 | && (scrollBar.state == last_state || !scrollbar_isUpDn ())) |
170 | && (scrollBar.state == scrollBar.last_state |
|
|
171 | || !(scrollBar.state == STATE_UP || scrollBar.state == STATE_DOWN))) |
168 | return 0; |
172 | return 0; |
169 | } |
173 | } |
170 | |
174 | |
171 | ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); |
175 | ret = (this->*scrollBar.update) (update, scrollBar.last_top, scrollBar.last_bot, scrollBar.len); |
172 | |
176 | |
173 | last_top = scrollBar.top; |
177 | scrollBar.last_top = scrollBar.top; |
174 | last_bot = scrollBar.bot; |
178 | scrollBar.last_bot = scrollBar.bot; |
175 | last_state = scrollBar.state; |
179 | scrollBar.last_state = scrollBar.state; |
176 | #endif |
|
|
177 | |
180 | |
178 | return ret; |
181 | return ret; |
179 | } |
182 | } |
180 | |
183 | |
181 | void |
184 | void |
182 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
185 | scrollBar_t::setup (rxvt_term *term) |
183 | { |
186 | { |
184 | #ifdef HAVE_SCROLLBARS |
|
|
185 | int i; |
187 | int i; |
186 | short style, width; |
188 | short style, width; |
|
|
189 | const char *scrollalign, *scrollstyle, *thickness; |
|
|
190 | |
|
|
191 | this->term = term; |
|
|
192 | scrollalign = term->rs[Rs_scrollBar_align]; |
|
|
193 | scrollstyle = term->rs[Rs_scrollstyle]; |
|
|
194 | thickness = term->rs[Rs_scrollBar_thickness]; |
187 | |
195 | |
188 | # if defined(RXVT_SCROLLBAR) |
196 | # if defined(RXVT_SCROLLBAR) |
189 | style = R_SB_RXVT; |
197 | style = R_SB_RXVT; |
190 | # elif defined(XTERM_SCROLLBAR) |
198 | # elif defined(XTERM_SCROLLBAR) |
191 | style = R_SB_XTERM; |
199 | style = R_SB_XTERM; |
… | |
… | |
227 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
235 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
228 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
236 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
229 | width = min (i, SB_WIDTH_MAXIMUM); |
237 | width = min (i, SB_WIDTH_MAXIMUM); |
230 | |
238 | |
231 | # ifdef RXVT_SCROLLBAR |
239 | # ifdef RXVT_SCROLLBAR |
232 | if (! OPTION (Opt_scrollBar_floating) && style == R_SB_RXVT) |
240 | if (! term->option (Opt_scrollBar_floating) && style == R_SB_RXVT) |
233 | sb_shadow = 2; |
241 | shadow = SHADOW_WIDTH; |
234 | # endif |
242 | # endif |
235 | |
243 | |
236 | scrollBar.style = style; |
244 | this->style = style; |
237 | scrollBar.width = width; |
245 | this->width = width; |
238 | |
246 | |
239 | /* scrollbar_align = R_SB_ALIGN_CENTRE; */ |
247 | /* align = R_SB_ALIGN_CENTRE; */ |
240 | if (scrollalign) |
248 | if (scrollalign) |
241 | { |
249 | { |
242 | if (strncasecmp (scrollalign, "top", 3) == 0) |
250 | if (strncasecmp (scrollalign, "top", 3) == 0) |
243 | scrollbar_align = R_SB_ALIGN_TOP; |
251 | align = R_SB_ALIGN_TOP; |
244 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
252 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
245 | scrollbar_align = R_SB_ALIGN_BOTTOM; |
253 | align = R_SB_ALIGN_BOTTOM; |
246 | } |
254 | } |
247 | #endif |
255 | last_bot = last_state = -1; |
|
|
256 | /* cursor scrollBar: Black-on-White */ |
|
|
257 | leftptr_cursor = XCreateFontCursor (term->dpy, XC_left_ptr); |
248 | } |
258 | } |
249 | |
259 | |
250 | /*----------------------- end-of-file (C source) -----------------------*/ |
260 | /*----------------------- end-of-file (C source) -----------------------*/ |
251 | |
261 | |