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. |
… | |
… | |
30 | |
30 | |
31 | /* |
31 | /* |
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 | scrollBar_t::map (int map) |
36 | { |
36 | { |
37 | int change = 0; |
37 | int change = 0; |
38 | |
38 | |
39 | #ifdef HAVE_SCROLLBARS |
39 | if (map) |
40 | if (map && !scrollbar_visible ()) |
|
|
41 | { |
40 | { |
42 | scrollBar.setIdle (); |
41 | state = STATE_IDLE; |
|
|
42 | |
43 | if (!scrollBar.win) |
43 | if (!win) |
44 | resize_scrollbar (); |
44 | resize (); |
45 | if (scrollBar.win) |
45 | |
|
|
46 | if (win) |
46 | { |
47 | { |
47 | XMapWindow (display->display, scrollBar.win); |
48 | XMapWindow (term->dpy, win); |
48 | change = 1; |
49 | change = 1; |
49 | } |
50 | } |
50 | } |
51 | } |
51 | else if (!map && scrollbar_visible ()) |
52 | else |
52 | { |
53 | { |
53 | scrollBar.state = 0; |
54 | state = 0; |
54 | XUnmapWindow (display->display, scrollBar.win); |
55 | XUnmapWindow (term->dpy, win); |
55 | change = 1; |
56 | change = 1; |
56 | } |
57 | } |
57 | #endif |
58 | |
58 | return change; |
59 | return change; |
59 | } |
60 | } |
60 | |
61 | |
61 | void |
62 | void |
62 | rxvt_term::resize_scrollbar () |
63 | scrollBar_t::resize () |
63 | { |
64 | { |
64 | #ifdef HAVE_SCROLLBARS |
|
|
65 | int delayed_init = 0; |
65 | int delayed_init = 0; |
|
|
66 | int window_sb_x = 0; |
66 | |
67 | |
67 | #define R_SCROLLBEG_XTERM 0 |
68 | if (term->option (Opt_scrollBar_right)) |
68 | #define R_SCROLLEND_XTERM szHint.height |
69 | window_sb_x = term->szHint.width - total_width (); |
69 | #define R_SCROLLBEG_NEXT 0 |
|
|
70 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
|
|
71 | SB_PADDING) |
|
|
72 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow |
|
|
73 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
|
|
74 | (2 * sb_shadow) |
|
|
75 | |
70 | |
76 | #if defined(PLAIN_SCROLLBAR) |
71 | update_data (); |
77 | if (scrollBar.style == R_SB_PLAIN) |
|
|
78 | { |
|
|
79 | scrollBar.beg = R_SCROLLBEG_XTERM; |
|
|
80 | scrollBar.end = R_SCROLLEND_XTERM; |
|
|
81 | scrollBar.update = &rxvt_term::scrollbar_show_plain; |
|
|
82 | } |
|
|
83 | #endif |
|
|
84 | #if defined(XTERM_SCROLLBAR) |
|
|
85 | if (scrollBar.style == R_SB_XTERM) |
|
|
86 | { |
|
|
87 | scrollBar.beg = R_SCROLLBEG_XTERM; |
|
|
88 | scrollBar.end = R_SCROLLEND_XTERM; |
|
|
89 | scrollBar.update = &rxvt_term::scrollbar_show_xterm; |
|
|
90 | } |
|
|
91 | #endif |
|
|
92 | #if defined(NEXT_SCROLLBAR) |
|
|
93 | if (scrollBar.style == R_SB_NEXT) |
|
|
94 | { |
|
|
95 | scrollBar.beg = R_SCROLLBEG_NEXT; |
|
|
96 | scrollBar.end = R_SCROLLEND_NEXT; |
|
|
97 | scrollBar.update = &rxvt_term::scrollbar_show_next; |
|
|
98 | } |
|
|
99 | #endif |
|
|
100 | #if defined(RXVT_SCROLLBAR) |
|
|
101 | if (scrollBar.style == R_SB_RXVT) |
|
|
102 | { |
|
|
103 | scrollBar.beg = R_SCROLLBEG_RXVT; |
|
|
104 | scrollBar.end = R_SCROLLEND_RXVT; |
|
|
105 | scrollBar.update = &rxvt_term::scrollbar_show_rxvt; |
|
|
106 | } |
|
|
107 | #endif |
|
|
108 | |
72 | |
109 | if (!scrollBar.win) |
73 | if (!win) |
110 | { |
74 | { |
111 | /* create the scrollbar window */ |
75 | /* create the scrollbar window */ |
112 | scrollBar.win = XCreateSimpleWindow (display->display, |
76 | win = XCreateSimpleWindow (term->dpy, |
113 | TermWin.parent[0], |
77 | term->parent[0], |
114 | window_sb_x, 0, |
78 | window_sb_x, 0, |
115 | scrollbar_TotalWidth (), |
79 | total_width (), |
116 | szHint.height, |
80 | term->szHint.height, |
117 | 0, |
81 | 0, |
118 | pix_colors[Color_fg], |
82 | term->pix_colors[Color_fg], |
119 | pix_colors[Color_bg]); |
83 | term->pix_colors[Color_border]); |
120 | #ifdef DEBUG_X |
|
|
121 | XStoreName (display->display, scrollBar.win, "scrollbar"); |
|
|
122 | #endif |
|
|
123 | XDefineCursor (display->display, scrollBar.win, leftptr_cursor); |
84 | XDefineCursor (term->dpy, win, leftptr_cursor); |
124 | |
85 | |
125 | XSelectInput (display->display, scrollBar.win, |
86 | XSelectInput (term->dpy, win, |
126 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
87 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
127 | | Button1MotionMask | Button2MotionMask |
88 | | Button1MotionMask | Button2MotionMask |
128 | | Button3MotionMask); |
89 | | Button3MotionMask); |
129 | scrollbar_ev.start (display, scrollBar.win); |
90 | term->scrollbar_ev.start (term->display, win); |
130 | |
91 | |
131 | delayed_init = 1; |
92 | delayed_init = 1; |
132 | } |
93 | } |
|
|
94 | else |
|
|
95 | XMoveResizeWindow (term->dpy, win, |
|
|
96 | window_sb_x, 0, |
|
|
97 | total_width (), term->szHint.height); |
133 | |
98 | |
134 | scrollbar_show (1); |
99 | show (1); |
135 | |
100 | |
136 | if (delayed_init) |
101 | if (delayed_init) |
137 | XMapWindow (display->display, scrollBar.win); |
102 | XMapWindow (term->dpy, win); |
138 | #endif |
|
|
139 | } |
103 | } |
140 | |
104 | |
141 | /* |
105 | /* |
142 | * Update current scrollbar view w.r.t. slider heights, etc. |
106 | * Update current scrollbar view w.r.t. slider heights, etc. |
143 | */ |
107 | */ |
144 | int |
108 | int |
145 | rxvt_term::scrollbar_show (int update) |
109 | scrollBar_t::show (int refresh) |
146 | { |
110 | { |
147 | int ret = 0; |
111 | int ret; |
148 | #ifdef HAVE_SCROLLBARS |
|
|
149 | int top, bot, len, adj; |
|
|
150 | |
112 | |
151 | if (!scrollbar_visible ()) |
113 | if (!state) |
152 | return 0; |
114 | return 0; |
153 | |
115 | |
154 | if (update) |
116 | if (refresh) |
155 | { |
117 | { |
156 | top = (TermWin.nscrolled - TermWin.view_start); |
118 | int sb_top = term->view_start - term->top_row; |
157 | bot = top + (TermWin.nrow - 1); |
119 | int sb_bot = sb_top + (term->nrow - 1); |
158 | len = max ((TermWin.nscrolled + (TermWin.nrow - 1)), 1); |
120 | int sb_len = max (term->nrow - 1 - term->top_row, 1); |
159 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
121 | int sb_size = (sb_bot - sb_top) * size (); |
160 | |
122 | |
161 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
123 | top = beg + (sb_top * size ()) / sb_len; |
162 | scrollbar_len = ((bot - top) * scrollbar_size ()) / len + |
124 | bot = top + sb_size / sb_len + min_height () + (sb_size % sb_len > 0); |
163 | scrollbar_minheight () + adj; |
|
|
164 | scrollBar.bot = (scrollBar.top + scrollbar_len); |
|
|
165 | /* no change */ |
125 | /* no change */ |
166 | if (scrollBar.top == last_top |
126 | if (top == last_top |
167 | && scrollBar.bot == last_bot |
127 | && bot == last_bot |
168 | && (scrollBar.state == last_state || !scrollbar_isUpDn ())) |
128 | && (state == last_state |
|
|
129 | || !(state == STATE_UP || state == STATE_DOWN))) |
169 | return 0; |
130 | return 0; |
170 | } |
131 | } |
171 | |
132 | |
172 | ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); |
133 | ret = (this->*update) (refresh); |
173 | |
134 | |
174 | last_top = scrollBar.top; |
135 | last_top = top; |
175 | last_bot = scrollBar.bot; |
136 | last_bot = bot; |
176 | last_state = scrollBar.state; |
137 | last_state = state; |
177 | #endif |
|
|
178 | |
138 | |
179 | return ret; |
139 | return ret; |
180 | } |
140 | } |
181 | |
141 | |
182 | void |
142 | void |
183 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
143 | scrollBar_t::setup (rxvt_term *term) |
184 | { |
144 | { |
185 | #ifdef HAVE_SCROLLBARS |
|
|
186 | int i; |
145 | int i; |
187 | short style, width; |
146 | short style, width; |
|
|
147 | const char *scrollalign, *scrollstyle, *thickness; |
|
|
148 | |
|
|
149 | this->term = term; |
|
|
150 | scrollalign = term->rs[Rs_scrollBar_align]; |
|
|
151 | scrollstyle = term->rs[Rs_scrollstyle]; |
|
|
152 | thickness = term->rs[Rs_scrollBar_thickness]; |
188 | |
153 | |
189 | # if defined(RXVT_SCROLLBAR) |
154 | # if defined(RXVT_SCROLLBAR) |
190 | style = R_SB_RXVT; |
155 | style = R_SB_RXVT; |
191 | # elif defined(XTERM_SCROLLBAR) |
156 | # elif defined(XTERM_SCROLLBAR) |
192 | style = R_SB_XTERM; |
157 | style = R_SB_XTERM; |
… | |
… | |
227 | |
192 | |
228 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
193 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
229 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
194 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
230 | width = min (i, SB_WIDTH_MAXIMUM); |
195 | width = min (i, SB_WIDTH_MAXIMUM); |
231 | |
196 | |
232 | # if defined(RXVT_SCROLLBAR) |
197 | this->style = style; |
233 | if (! (options & Opt_scrollBar_floating) && style == R_SB_RXVT) |
198 | this->width = width; |
234 | sb_shadow = SHADOW; |
|
|
235 | # endif |
|
|
236 | |
199 | |
237 | scrollBar.style = style; |
|
|
238 | scrollBar.width = width; |
|
|
239 | |
|
|
240 | /* scrollbar_align = R_SB_ALIGN_CENTRE; */ |
200 | /* align = R_SB_ALIGN_CENTRE; */ |
241 | if (scrollalign) |
201 | if (scrollalign) |
242 | { |
202 | { |
243 | if (strncasecmp (scrollalign, "top", 3) == 0) |
203 | if (strncasecmp (scrollalign, "top", 3) == 0) |
244 | scrollbar_align = R_SB_ALIGN_TOP; |
204 | align = R_SB_ALIGN_TOP; |
245 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
205 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
246 | scrollbar_align = R_SB_ALIGN_BOTTOM; |
206 | align = R_SB_ALIGN_BOTTOM; |
|
|
207 | } |
|
|
208 | last_bot = last_state = -1; |
|
|
209 | /* cursor scrollBar: Black-on-White */ |
|
|
210 | leftptr_cursor = XCreateFontCursor (term->dpy, XC_left_ptr); |
|
|
211 | } |
|
|
212 | |
|
|
213 | void |
|
|
214 | scrollBar_t::destroy () |
|
|
215 | { |
|
|
216 | #ifdef XTERM_SCROLLBAR |
|
|
217 | if (xscrollbarGC) XFreeGC (term->dpy, xscrollbarGC); |
|
|
218 | if (ShadowGC) XFreeGC (term->dpy, ShadowGC); |
|
|
219 | #endif |
|
|
220 | #ifdef PLAIN_SCROLLBAR |
|
|
221 | if (pscrollbarGC) XFreeGC (term->dpy, pscrollbarGC); |
|
|
222 | #endif |
|
|
223 | #ifdef NEXT_SCROLLBAR |
|
|
224 | if (blackGC) XFreeGC (term->dpy, blackGC); |
|
|
225 | if (whiteGC) XFreeGC (term->dpy, whiteGC); |
|
|
226 | if (grayGC) XFreeGC (term->dpy, grayGC); |
|
|
227 | if (darkGC) XFreeGC (term->dpy, darkGC); |
|
|
228 | if (stippleGC) XFreeGC (term->dpy, stippleGC); |
|
|
229 | if (dimple) XFreePixmap (term->dpy, dimple); |
|
|
230 | if (upArrow) XFreePixmap (term->dpy, upArrow); |
|
|
231 | if (downArrow) XFreePixmap (term->dpy, downArrow); |
|
|
232 | if (upArrowHi) XFreePixmap (term->dpy, upArrowHi); |
|
|
233 | if (downArrowHi) XFreePixmap (term->dpy, downArrowHi); |
|
|
234 | #endif |
|
|
235 | #ifdef RXVT_SCROLLBAR |
|
|
236 | if (topShadowGC) XFreeGC (term->dpy, topShadowGC); |
|
|
237 | if (botShadowGC) XFreeGC (term->dpy, botShadowGC); |
|
|
238 | if (scrollbarGC) XFreeGC (term->dpy, scrollbarGC); |
|
|
239 | #endif |
|
|
240 | } |
|
|
241 | |
|
|
242 | void |
|
|
243 | scrollBar_t::update_data () |
|
|
244 | { |
|
|
245 | #if defined(PLAIN_SCROLLBAR) |
|
|
246 | if (style == R_SB_PLAIN) |
|
|
247 | { |
|
|
248 | beg = 0; |
|
|
249 | end = term->szHint.height; |
|
|
250 | update = &scrollBar_t::show_plain; |
|
|
251 | } |
|
|
252 | #endif |
|
|
253 | #if defined(XTERM_SCROLLBAR) |
|
|
254 | if (style == R_SB_XTERM) |
|
|
255 | { |
|
|
256 | beg = 0; |
|
|
257 | end = term->szHint.height; |
|
|
258 | update = &scrollBar_t::show_xterm; |
|
|
259 | } |
|
|
260 | #endif |
|
|
261 | #if defined(NEXT_SCROLLBAR) |
|
|
262 | if (style == R_SB_NEXT) |
|
|
263 | { |
|
|
264 | beg = 0; |
|
|
265 | end = term->szHint.height - (SB_BUTTON_TOTAL_HEIGHT + SB_PADDING); |
|
|
266 | update = &scrollBar_t::show_next; |
|
|
267 | } |
|
|
268 | #endif |
|
|
269 | #if defined(RXVT_SCROLLBAR) |
|
|
270 | if (style == R_SB_RXVT) |
|
|
271 | { |
|
|
272 | beg = (width + 1) + shadow; |
|
|
273 | end = term->szHint.height - beg - (2 * shadow); |
|
|
274 | update = &scrollBar_t::show_rxvt; |
247 | } |
275 | } |
248 | #endif |
276 | #endif |
249 | } |
277 | } |
250 | |
278 | |
251 | /*----------------------- end-of-file (C source) -----------------------*/ |
279 | /*----------------------- end-of-file (C source) -----------------------*/ |