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; |
68 | |
67 | |
69 | #define R_SCROLLBEG_XTERM 0 |
68 | if (option (Opt_scrollBar_right)) |
70 | #define R_SCROLLEND_XTERM szHint.height |
69 | window_sb_x = szHint.width - scrollBar.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 | |
70 | |
78 | #if defined(PLAIN_SCROLLBAR) |
71 | scrollBar.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 | |
72 | |
111 | if (!scrollBar.win) |
73 | if (!scrollBar.win) |
112 | { |
74 | { |
113 | /* create the scrollbar window */ |
75 | /* create the scrollbar window */ |
114 | scrollBar.win = XCreateSimpleWindow (display->display, |
76 | scrollBar.win = XCreateSimpleWindow (dpy, |
115 | parent[0], |
77 | parent[0], |
116 | window_sb_x, 0, |
78 | window_sb_x, 0, |
117 | scrollbar_TotalWidth (), |
79 | scrollBar.total_width (), |
118 | szHint.height, |
80 | szHint.height, |
119 | 0, |
81 | 0, |
120 | pix_colors[Color_fg], |
82 | pix_colors[Color_fg], |
121 | pix_colors[Color_border]); |
83 | 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); |
84 | XDefineCursor (dpy, scrollBar.win, scrollBar.leftptr_cursor); |
126 | |
85 | |
127 | XSelectInput (display->display, scrollBar.win, |
86 | XSelectInput (dpy, scrollBar.win, |
128 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
87 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
129 | | Button1MotionMask | Button2MotionMask |
88 | | Button1MotionMask | Button2MotionMask |
130 | | Button3MotionMask); |
89 | | Button3MotionMask); |
131 | scrollbar_ev.start (display, scrollBar.win); |
90 | scrollbar_ev.start (display, scrollBar.win); |
132 | |
91 | |
133 | delayed_init = 1; |
92 | delayed_init = 1; |
134 | } |
93 | } |
|
|
94 | else |
|
|
95 | XMoveResizeWindow (dpy, scrollBar.win, |
|
|
96 | window_sb_x, 0, |
|
|
97 | scrollBar.total_width (), szHint.height); |
135 | |
98 | |
136 | scrollbar_show (1); |
99 | scrollbar_show (1); |
137 | |
100 | |
138 | if (delayed_init) |
101 | if (delayed_init) |
139 | XMapWindow (display->display, scrollBar.win); |
102 | XMapWindow (dpy, scrollBar.win); |
140 | #endif |
|
|
141 | } |
103 | } |
142 | |
104 | |
143 | /* |
105 | /* |
144 | * Update current scrollbar view w.r.t. slider heights, etc. |
106 | * Update current scrollbar view w.r.t. slider heights, etc. |
145 | */ |
107 | */ |
146 | int |
108 | int |
147 | rxvt_term::scrollbar_show (int update) |
109 | rxvt_term::scrollbar_show (int refresh) |
148 | { |
110 | { |
149 | int ret = 0; |
111 | int ret = 0; |
150 | #ifdef HAVE_SCROLLBARS |
|
|
151 | int top, bot, len, adj; |
|
|
152 | |
112 | |
153 | if (!scrollbar_visible ()) |
113 | if (!scrollBar.state) |
154 | return 0; |
114 | return 0; |
155 | |
115 | |
156 | if (update) |
116 | if (refresh) |
157 | { |
117 | { |
158 | top = view_start - top_row; |
118 | int sb_top = view_start - top_row; |
159 | bot = top + (nrow - 1); |
119 | int sb_bot = sb_top + (nrow - 1); |
160 | len = max (nrow - 1 - top_row, 1); |
120 | int sb_len = max (nrow - 1 - top_row, 1); |
161 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
121 | int sb_size = (sb_bot - sb_top) * scrollBar.size (); |
162 | |
122 | |
163 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
123 | scrollBar.top = (scrollBar.beg + (sb_top * scrollBar.size ()) / sb_len); |
164 | scrollbar_len = ((bot - top) * scrollbar_size ()) / len + |
124 | scrollBar.len = sb_size / sb_len + scrollBar.min_height () + (sb_size % sb_len > 0); |
165 | scrollbar_minheight () + adj; |
|
|
166 | scrollBar.bot = (scrollBar.top + scrollbar_len); |
125 | scrollBar.bot = (scrollBar.top + scrollBar.len); |
167 | /* no change */ |
126 | /* no change */ |
168 | if (scrollBar.top == last_top |
127 | if (scrollBar.top == scrollBar.last_top |
169 | && scrollBar.bot == last_bot |
128 | && scrollBar.bot == scrollBar.last_bot |
170 | && (scrollBar.state == last_state || !scrollbar_isUpDn ())) |
129 | && (scrollBar.state == scrollBar.last_state |
|
|
130 | || !(scrollBar.state == STATE_UP || scrollBar.state == STATE_DOWN))) |
171 | return 0; |
131 | return 0; |
172 | } |
132 | } |
173 | |
133 | |
174 | ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); |
134 | ret = (this->*scrollBar.update) (refresh, scrollBar.last_top, scrollBar.last_bot, scrollBar.len); |
175 | |
135 | |
176 | last_top = scrollBar.top; |
136 | scrollBar.last_top = scrollBar.top; |
177 | last_bot = scrollBar.bot; |
137 | scrollBar.last_bot = scrollBar.bot; |
178 | last_state = scrollBar.state; |
138 | scrollBar.last_state = scrollBar.state; |
179 | #endif |
|
|
180 | |
139 | |
181 | return ret; |
140 | return ret; |
182 | } |
141 | } |
183 | |
142 | |
184 | void |
143 | void |
185 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
144 | scrollBar_t::setup (rxvt_term *term) |
186 | { |
145 | { |
187 | #ifdef HAVE_SCROLLBARS |
|
|
188 | int i; |
146 | int i; |
189 | short style, width; |
147 | short style, width; |
|
|
148 | const char *scrollalign, *scrollstyle, *thickness; |
|
|
149 | |
|
|
150 | this->term = term; |
|
|
151 | scrollalign = term->rs[Rs_scrollBar_align]; |
|
|
152 | scrollstyle = term->rs[Rs_scrollstyle]; |
|
|
153 | thickness = term->rs[Rs_scrollBar_thickness]; |
190 | |
154 | |
191 | # if defined(RXVT_SCROLLBAR) |
155 | # if defined(RXVT_SCROLLBAR) |
192 | style = R_SB_RXVT; |
156 | style = R_SB_RXVT; |
193 | # elif defined(XTERM_SCROLLBAR) |
157 | # elif defined(XTERM_SCROLLBAR) |
194 | style = R_SB_XTERM; |
158 | style = R_SB_XTERM; |
… | |
… | |
229 | |
193 | |
230 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
194 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
231 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
195 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
232 | width = min (i, SB_WIDTH_MAXIMUM); |
196 | width = min (i, SB_WIDTH_MAXIMUM); |
233 | |
197 | |
234 | # if defined(RXVT_SCROLLBAR) |
198 | # ifdef RXVT_SCROLLBAR |
235 | if (! OPTION (Opt_scrollBar_floating) && style == R_SB_RXVT) |
199 | if (! term->option (Opt_scrollBar_floating) && style == R_SB_RXVT) |
236 | sb_shadow = MENU_SHADOW; |
200 | shadow = SHADOW_WIDTH; |
237 | # endif |
201 | # endif |
238 | |
202 | |
239 | scrollBar.style = style; |
203 | this->style = style; |
240 | scrollBar.width = width; |
204 | this->width = width; |
241 | |
205 | |
242 | /* scrollbar_align = R_SB_ALIGN_CENTRE; */ |
206 | /* align = R_SB_ALIGN_CENTRE; */ |
243 | if (scrollalign) |
207 | if (scrollalign) |
244 | { |
208 | { |
245 | if (strncasecmp (scrollalign, "top", 3) == 0) |
209 | if (strncasecmp (scrollalign, "top", 3) == 0) |
246 | scrollbar_align = R_SB_ALIGN_TOP; |
210 | align = R_SB_ALIGN_TOP; |
247 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
211 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
248 | scrollbar_align = R_SB_ALIGN_BOTTOM; |
212 | align = R_SB_ALIGN_BOTTOM; |
|
|
213 | } |
|
|
214 | last_bot = last_state = -1; |
|
|
215 | /* cursor scrollBar: Black-on-White */ |
|
|
216 | leftptr_cursor = XCreateFontCursor (term->dpy, XC_left_ptr); |
|
|
217 | } |
|
|
218 | |
|
|
219 | void |
|
|
220 | scrollBar_t::update_data () |
|
|
221 | { |
|
|
222 | #if defined(PLAIN_SCROLLBAR) |
|
|
223 | if (style == R_SB_PLAIN) |
|
|
224 | { |
|
|
225 | beg = 0; |
|
|
226 | end = term->szHint.height; |
|
|
227 | update = &rxvt_term::scrollbar_show_plain; |
|
|
228 | } |
|
|
229 | #endif |
|
|
230 | #if defined(XTERM_SCROLLBAR) |
|
|
231 | if (style == R_SB_XTERM) |
|
|
232 | { |
|
|
233 | beg = 0; |
|
|
234 | end = term->szHint.height; |
|
|
235 | update = &rxvt_term::scrollbar_show_xterm; |
|
|
236 | } |
|
|
237 | #endif |
|
|
238 | #if defined(NEXT_SCROLLBAR) |
|
|
239 | if (style == R_SB_NEXT) |
|
|
240 | { |
|
|
241 | beg = 0; |
|
|
242 | end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING); |
|
|
243 | update = &rxvt_term::scrollbar_show_next; |
|
|
244 | } |
|
|
245 | #endif |
|
|
246 | #if defined(RXVT_SCROLLBAR) |
|
|
247 | if (style == R_SB_RXVT) |
|
|
248 | { |
|
|
249 | beg = (width + 1) + shadow; |
|
|
250 | end = term->szHint.height - beg - (2 * shadow); |
|
|
251 | update = &rxvt_term::scrollbar_show_rxvt; |
249 | } |
252 | } |
250 | #endif |
253 | #endif |
251 | } |
254 | } |
252 | |
255 | |
253 | /*----------------------- end-of-file (C source) -----------------------*/ |
256 | /*----------------------- end-of-file (C source) -----------------------*/ |