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 |
39 | if (map) |
40 | if (map && !scrollbar_visible ()) |
|
|
41 | { |
40 | { |
42 | scrollBar.setIdle (); |
41 | scrollBar.state = STATE_IDLE; |
|
|
42 | |
43 | if (!scrollBar.win) |
43 | if (!scrollBar.win) |
44 | resize_scrollbar (); |
44 | resize_scrollbar (); |
|
|
45 | |
45 | if (scrollBar.win) |
46 | if (scrollBar.win) |
46 | { |
47 | { |
47 | XMapWindow (display->display, scrollBar.win); |
48 | XMapWindow (dpy, scrollBar.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 | scrollBar.state = 0; |
54 | XUnmapWindow (display->display, scrollBar.win); |
55 | XUnmapWindow (dpy, scrollBar.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 | rxvt_term::resize_scrollbar () |
63 | { |
64 | { |
64 | #ifdef HAVE_SCROLLBARS |
|
|
65 | int delayed_init = 0; |
65 | int delayed_init = 0; |
66 | |
66 | |
67 | #define R_SCROLLBEG_XTERM 0 |
67 | #define R_SCROLLBEG_XTERM 0 |
68 | #define R_SCROLLEND_XTERM szHint.height |
68 | #define R_SCROLLEND_XTERM szHint.height |
69 | #define R_SCROLLBEG_NEXT 0 |
69 | #define R_SCROLLBEG_NEXT 0 |
70 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
70 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
71 | SB_PADDING) |
71 | SB_PADDING) |
72 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow |
72 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + scrollBar.shadow |
73 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
73 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
74 | (2 * sb_shadow) |
74 | (2 * scrollBar.shadow) |
75 | |
75 | |
76 | #if defined(PLAIN_SCROLLBAR) |
76 | #if defined(PLAIN_SCROLLBAR) |
77 | if (scrollBar.style == R_SB_PLAIN) |
77 | if (scrollBar.style == R_SB_PLAIN) |
78 | { |
78 | { |
79 | scrollBar.beg = R_SCROLLBEG_XTERM; |
79 | scrollBar.beg = R_SCROLLBEG_XTERM; |
… | |
… | |
107 | #endif |
107 | #endif |
108 | |
108 | |
109 | if (!scrollBar.win) |
109 | if (!scrollBar.win) |
110 | { |
110 | { |
111 | /* create the scrollbar window */ |
111 | /* create the scrollbar window */ |
112 | scrollBar.win = XCreateSimpleWindow (display->display, |
112 | scrollBar.win = XCreateSimpleWindow (dpy, |
113 | TermWin.parent[0], |
113 | parent[0], |
114 | window_sb_x, 0, |
114 | window_sb_x, 0, |
115 | scrollbar_TotalWidth (), |
115 | scrollbar_TotalWidth (), |
116 | szHint.height, |
116 | szHint.height, |
117 | 0, |
117 | 0, |
118 | pix_colors[Color_fg], |
118 | pix_colors[Color_fg], |
119 | pix_colors[Color_bg]); |
119 | 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); |
120 | XDefineCursor (dpy, scrollBar.win, scrollBar.leftptr_cursor); |
124 | |
121 | |
125 | XSelectInput (display->display, scrollBar.win, |
122 | XSelectInput (dpy, scrollBar.win, |
126 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
123 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
127 | | Button1MotionMask | Button2MotionMask |
124 | | Button1MotionMask | Button2MotionMask |
128 | | Button3MotionMask); |
125 | | Button3MotionMask); |
129 | scrollbar_ev.start (display, scrollBar.win); |
126 | scrollbar_ev.start (display, scrollBar.win); |
130 | |
127 | |
… | |
… | |
132 | } |
129 | } |
133 | |
130 | |
134 | scrollbar_show (1); |
131 | scrollbar_show (1); |
135 | |
132 | |
136 | if (delayed_init) |
133 | if (delayed_init) |
137 | XMapWindow (display->display, scrollBar.win); |
134 | XMapWindow (dpy, scrollBar.win); |
138 | #endif |
|
|
139 | } |
135 | } |
140 | |
136 | |
141 | /* |
137 | /* |
142 | * Update current scrollbar view w.r.t. slider heights, etc. |
138 | * Update current scrollbar view w.r.t. slider heights, etc. |
143 | */ |
139 | */ |
144 | int |
140 | int |
145 | rxvt_term::scrollbar_show (int update) |
141 | rxvt_term::scrollbar_show (int update) |
146 | { |
142 | { |
147 | int ret = 0; |
143 | int ret = 0; |
148 | #ifdef HAVE_SCROLLBARS |
|
|
149 | int top, bot, len, adj; |
144 | int top, bot, len, adj; |
150 | |
145 | |
151 | if (!scrollbar_visible ()) |
146 | if (!scrollBar.state) |
152 | return 0; |
147 | return 0; |
153 | |
148 | |
154 | if (update) |
149 | if (update) |
155 | { |
150 | { |
156 | top = (TermWin.nscrolled - TermWin.view_start); |
151 | top = view_start - top_row; |
157 | bot = top + (TermWin.nrow - 1); |
152 | bot = top + (nrow - 1); |
158 | len = max ((TermWin.nscrolled + (TermWin.nrow - 1)), 1); |
153 | len = max (nrow - 1 - top_row, 1); |
159 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
154 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
160 | |
155 | |
161 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
156 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
162 | scrollbar_len = ((bot - top) * scrollbar_size ()) / len + |
157 | scrollBar.len = ((bot - top) * scrollbar_size ()) / len + |
163 | scrollbar_minheight () + adj; |
158 | scrollbar_minheight () + adj; |
164 | scrollBar.bot = (scrollBar.top + scrollbar_len); |
159 | scrollBar.bot = (scrollBar.top + scrollBar.len); |
165 | /* no change */ |
160 | /* no change */ |
166 | if (scrollBar.top == last_top |
161 | if (scrollBar.top == scrollBar.last_top |
167 | && scrollBar.bot == last_bot |
162 | && scrollBar.bot == scrollBar.last_bot |
168 | && (scrollBar.state == last_state || !scrollbar_isUpDn ())) |
163 | && (scrollBar.state == scrollBar.last_state |
|
|
164 | || !(scrollBar.state == STATE_UP || scrollBar.state == STATE_DOWN))) |
169 | return 0; |
165 | return 0; |
170 | } |
166 | } |
171 | |
167 | |
172 | ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); |
168 | ret = (this->*scrollBar.update) (update, scrollBar.last_top, scrollBar.last_bot, scrollBar.len); |
173 | |
169 | |
174 | last_top = scrollBar.top; |
170 | scrollBar.last_top = scrollBar.top; |
175 | last_bot = scrollBar.bot; |
171 | scrollBar.last_bot = scrollBar.bot; |
176 | last_state = scrollBar.state; |
172 | scrollBar.last_state = scrollBar.state; |
177 | #endif |
|
|
178 | |
173 | |
179 | return ret; |
174 | return ret; |
180 | } |
175 | } |
181 | |
176 | |
182 | void |
177 | void |
183 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
178 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
184 | { |
179 | { |
185 | #ifdef HAVE_SCROLLBARS |
|
|
186 | int i; |
180 | int i; |
187 | short style, width; |
181 | short style, width; |
188 | |
182 | |
189 | # if defined(RXVT_SCROLLBAR) |
183 | # if defined(RXVT_SCROLLBAR) |
190 | style = R_SB_RXVT; |
184 | style = R_SB_RXVT; |
… | |
… | |
227 | |
221 | |
228 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
222 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
229 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
223 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
230 | width = min (i, SB_WIDTH_MAXIMUM); |
224 | width = min (i, SB_WIDTH_MAXIMUM); |
231 | |
225 | |
232 | # if defined(RXVT_SCROLLBAR) |
226 | # ifdef RXVT_SCROLLBAR |
233 | if (! (options & Opt_scrollBar_floating) && style == R_SB_RXVT) |
227 | if (! option (Opt_scrollBar_floating) && style == R_SB_RXVT) |
234 | sb_shadow = SHADOW; |
228 | scrollBar.shadow = SHADOW_WIDTH; |
235 | # endif |
229 | # endif |
236 | |
230 | |
237 | scrollBar.style = style; |
231 | scrollBar.style = style; |
238 | scrollBar.width = width; |
232 | scrollBar.width = width; |
239 | |
233 | |
240 | /* scrollbar_align = R_SB_ALIGN_CENTRE; */ |
234 | /* scrollBar.align = R_SB_ALIGN_CENTRE; */ |
241 | if (scrollalign) |
235 | if (scrollalign) |
242 | { |
236 | { |
243 | if (strncasecmp (scrollalign, "top", 3) == 0) |
237 | if (strncasecmp (scrollalign, "top", 3) == 0) |
244 | scrollbar_align = R_SB_ALIGN_TOP; |
238 | scrollBar.align = R_SB_ALIGN_TOP; |
245 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
239 | else if (strncasecmp (scrollalign, "bottom", 6) == 0) |
246 | scrollbar_align = R_SB_ALIGN_BOTTOM; |
240 | scrollBar.align = R_SB_ALIGN_BOTTOM; |
247 | } |
241 | } |
248 | #endif |
242 | scrollBar.last_bot = scrollBar.last_state = -1; |
|
|
243 | /* cursor scrollBar: Black-on-White */ |
|
|
244 | scrollBar.leftptr_cursor = XCreateFontCursor (dpy, XC_left_ptr); |
249 | } |
245 | } |
250 | |
246 | |
251 | /*----------------------- end-of-file (C source) -----------------------*/ |
247 | /*----------------------- end-of-file (C source) -----------------------*/ |
252 | |
248 | |