1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: scrollbar.c |
2 | * File: scrollbar.c |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * $Id: scrollbar.C,v 1.7 2003/12/18 14:11:47 pcg Exp $ |
|
|
5 | * |
4 | * |
6 | * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA> |
5 | * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA> |
7 | * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> |
6 | * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org> |
8 | * - N*XTstep like scrollbars |
7 | * - N*XTstep like scrollbars |
9 | * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com> |
8 | * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com> |
… | |
… | |
30 | /*----------------------------------------------------------------------*/ |
29 | /*----------------------------------------------------------------------*/ |
31 | |
30 | |
32 | /* |
31 | /* |
33 | * 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 |
34 | */ |
33 | */ |
35 | /* EXTPROTO */ |
|
|
36 | int |
34 | int |
37 | rxvt_scrollbar_mapping(pR_ int map) |
35 | rxvt_term::scrollbar_mapping (int map) |
38 | { |
36 | { |
39 | int change = 0; |
37 | int change = 0; |
40 | |
38 | |
41 | #ifdef HAVE_SCROLLBARS |
39 | #ifdef HAVE_SCROLLBARS |
42 | if (map && !scrollbar_visible(R)) { |
40 | if (map && !scrollbar_visible ()) |
|
|
41 | { |
43 | R->scrollBar.setIdle (); |
42 | scrollBar.setIdle (); |
44 | if (!R->scrollBar.win) |
43 | if (!scrollBar.win) |
45 | R->resize_scrollbar (); |
44 | resize_scrollbar (); |
46 | if (R->scrollBar.win) { |
45 | if (scrollBar.win) |
|
|
46 | { |
47 | XMapWindow(R->Xdisplay, R->scrollBar.win); |
47 | XMapWindow (display->display, scrollBar.win); |
|
|
48 | change = 1; |
|
|
49 | } |
|
|
50 | } |
|
|
51 | else if (!map && scrollbar_visible ()) |
|
|
52 | { |
|
|
53 | scrollBar.state = 0; |
|
|
54 | XUnmapWindow (display->display, scrollBar.win); |
48 | change = 1; |
55 | change = 1; |
49 | } |
|
|
50 | } else if (!map && scrollbar_visible(R)) { |
|
|
51 | R->scrollBar.state = 0; |
|
|
52 | XUnmapWindow(R->Xdisplay, R->scrollBar.win); |
|
|
53 | change = 1; |
|
|
54 | } |
56 | } |
55 | #endif |
57 | #endif |
56 | return change; |
58 | return change; |
57 | } |
59 | } |
58 | |
60 | |
59 | void |
61 | void |
60 | rxvt_term::resize_scrollbar () |
62 | rxvt_term::resize_scrollbar () |
61 | { |
63 | { |
62 | #ifdef HAVE_SCROLLBARS |
64 | #ifdef HAVE_SCROLLBARS |
63 | int delayed_init = 0; |
65 | int delayed_init = 0; |
64 | |
66 | |
65 | #define R_SCROLLBEG_XTERM 0 |
67 | #define R_SCROLLBEG_XTERM 0 |
66 | #define R_SCROLLEND_XTERM szHint.height |
68 | #define R_SCROLLEND_XTERM szHint.height |
67 | #define R_SCROLLBEG_NEXT 0 |
69 | #define R_SCROLLBEG_NEXT 0 |
68 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
70 | #define R_SCROLLEND_NEXT szHint.height - (SB_BUTTON_TOTAL_HEIGHT + \ |
69 | SB_PADDING) |
71 | SB_PADDING) |
70 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow |
72 | #define R_SCROLLBEG_RXVT (scrollBar.width + 1) + sb_shadow |
71 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
73 | #define R_SCROLLEND_RXVT szHint.height - R_SCROLLBEG_RXVT - \ |
72 | (2 * sb_shadow) |
74 | (2 * sb_shadow) |
73 | |
75 | |
|
|
76 | #if defined(PLAIN_SCROLLBAR) |
|
|
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 |
74 | #if defined(XTERM_SCROLLBAR) |
84 | #if defined(XTERM_SCROLLBAR) |
75 | if (scrollBar.style == R_SB_XTERM) { |
85 | if (scrollBar.style == R_SB_XTERM) |
|
|
86 | { |
76 | scrollBar.beg = R_SCROLLBEG_XTERM; |
87 | scrollBar.beg = R_SCROLLBEG_XTERM; |
77 | scrollBar.end = R_SCROLLEND_XTERM; |
88 | scrollBar.end = R_SCROLLEND_XTERM; |
78 | scrollBar.update = rxvt_scrollbar_show_xterm; |
89 | scrollBar.update = &rxvt_term::scrollbar_show_xterm; |
79 | } |
90 | } |
80 | #endif |
91 | #endif |
81 | #if defined(NEXT_SCROLLBAR) |
92 | #if defined(NEXT_SCROLLBAR) |
82 | if (scrollBar.style == R_SB_NEXT) { |
93 | if (scrollBar.style == R_SB_NEXT) |
|
|
94 | { |
83 | scrollBar.beg = R_SCROLLBEG_NEXT; |
95 | scrollBar.beg = R_SCROLLBEG_NEXT; |
84 | scrollBar.end = R_SCROLLEND_NEXT; |
96 | scrollBar.end = R_SCROLLEND_NEXT; |
85 | scrollBar.update = rxvt_scrollbar_show_next; |
97 | scrollBar.update = &rxvt_term::scrollbar_show_next; |
86 | } |
98 | } |
87 | #endif |
99 | #endif |
88 | #if defined(RXVT_SCROLLBAR) |
100 | #if defined(RXVT_SCROLLBAR) |
89 | if (scrollBar.style == R_SB_RXVT) { |
101 | if (scrollBar.style == R_SB_RXVT) |
|
|
102 | { |
90 | scrollBar.beg = R_SCROLLBEG_RXVT; |
103 | scrollBar.beg = R_SCROLLBEG_RXVT; |
91 | scrollBar.end = R_SCROLLEND_RXVT; |
104 | scrollBar.end = R_SCROLLEND_RXVT; |
92 | scrollBar.update = rxvt_scrollbar_show_rxvt; |
105 | scrollBar.update = &rxvt_term::scrollbar_show_rxvt; |
93 | } |
106 | } |
94 | #endif |
107 | #endif |
95 | |
108 | |
96 | if (!scrollBar.win) { |
109 | if (!scrollBar.win) |
|
|
110 | { |
97 | /* create the scrollbar window */ |
111 | /* create the scrollbar window */ |
98 | scrollBar.win = XCreateSimpleWindow(Xdisplay, |
112 | scrollBar.win = XCreateSimpleWindow (display->display, |
99 | TermWin.parent[0], |
113 | TermWin.parent[0], |
100 | window_sb_x, 0, |
114 | window_sb_x, 0, |
101 | scrollbar_TotalWidth(), |
115 | scrollbar_TotalWidth (), |
102 | szHint.height, |
116 | szHint.height, |
103 | 0, |
117 | 0, |
104 | PixColors[Color_fg], |
118 | PixColors[Color_fg], |
105 | PixColors[Color_bg]); |
119 | PixColors[Color_bg]); |
106 | #ifdef DEBUG_X |
120 | #ifdef DEBUG_X |
107 | XStoreName(Xdisplay, scrollBar.win, "scrollbar"); |
121 | XStoreName (display->display, scrollBar.win, "scrollbar"); |
108 | #endif |
122 | #endif |
109 | XDefineCursor(Xdisplay, scrollBar.win, leftptr_cursor); |
123 | XDefineCursor (display->display, scrollBar.win, leftptr_cursor); |
|
|
124 | |
110 | XSelectInput(Xdisplay, scrollBar.win, |
125 | XSelectInput (display->display, scrollBar.win, |
111 | (ExposureMask | ButtonPressMask | ButtonReleaseMask |
126 | ExposureMask | ButtonPressMask | ButtonReleaseMask |
112 | | Button1MotionMask | Button2MotionMask |
127 | | Button1MotionMask | Button2MotionMask |
113 | | Button3MotionMask)); |
128 | | Button3MotionMask); |
|
|
129 | scrollbar_ev.start (display, scrollBar.win); |
|
|
130 | |
114 | delayed_init = 1; |
131 | delayed_init = 1; |
115 | } |
132 | } |
|
|
133 | |
116 | rxvt_scrollbar_show (this, 1); |
134 | scrollbar_show (1); |
|
|
135 | |
117 | if (delayed_init) |
136 | if (delayed_init) |
118 | XMapWindow (Xdisplay, scrollBar.win); |
137 | XMapWindow (display->display, scrollBar.win); |
119 | #endif |
138 | #endif |
120 | } |
139 | } |
121 | |
140 | |
122 | /* |
141 | /* |
123 | * Update current scrollbar view w.r.t. slider heights, etc. |
142 | * Update current scrollbar view w.r.t. slider heights, etc. |
124 | */ |
143 | */ |
125 | /* EXTPROTO */ |
|
|
126 | int |
144 | int |
127 | rxvt_scrollbar_show(pR_ int update) |
145 | rxvt_term::scrollbar_show (int update) |
128 | { |
146 | { |
129 | int ret = 0; |
147 | int ret = 0; |
130 | #ifdef HAVE_SCROLLBARS |
148 | #ifdef HAVE_SCROLLBARS |
131 | int top, bot, len, adj; |
149 | int top, bot, len, adj; |
132 | |
150 | |
133 | if (!scrollbar_visible(R)) |
151 | if (!scrollbar_visible ()) |
134 | return 0; |
|
|
135 | |
|
|
136 | if (update) { |
|
|
137 | top = (R->TermWin.nscrolled - R->TermWin.view_start); |
|
|
138 | bot = top + (R->TermWin.nrow - 1); |
|
|
139 | len = max((R->TermWin.nscrolled + (R->TermWin.nrow - 1)), 1); |
|
|
140 | adj = (((bot - top) * scrollbar_size()) % len) > 0 ? 1 : 0; |
|
|
141 | |
|
|
142 | R->scrollBar.top = (R->scrollBar.beg + (top * scrollbar_size()) / len); |
|
|
143 | R->scrollbar_len = ((bot - top) * scrollbar_size()) / len + |
|
|
144 | scrollbar_minheight() + adj; |
|
|
145 | R->scrollBar.bot = (R->scrollBar.top + R->scrollbar_len); |
|
|
146 | /* no change */ |
|
|
147 | if (R->scrollBar.top == R->last_top |
|
|
148 | && R->scrollBar.bot == R->last_bot |
|
|
149 | && (R->scrollBar.state == R->last_state || !scrollbar_isUpDn())) |
|
|
150 | return 0; |
152 | return 0; |
|
|
153 | |
|
|
154 | if (update) |
151 | } |
155 | { |
|
|
156 | top = (TermWin.nscrolled - TermWin.view_start); |
|
|
157 | bot = top + (TermWin.nrow - 1); |
|
|
158 | len = max ((TermWin.nscrolled + (TermWin.nrow - 1)), 1); |
|
|
159 | adj = (((bot - top) * scrollbar_size ()) % len) > 0 ? 1 : 0; |
152 | |
160 | |
153 | ret = R->scrollBar.update(aR_ update, R->last_top, R->last_bot, |
161 | scrollBar.top = (scrollBar.beg + (top * scrollbar_size ()) / len); |
154 | R->scrollbar_len); |
162 | scrollbar_len = ((bot - top) * scrollbar_size ()) / len + |
|
|
163 | scrollbar_minheight () + adj; |
|
|
164 | scrollBar.bot = (scrollBar.top + scrollbar_len); |
|
|
165 | /* no change */ |
|
|
166 | if (scrollBar.top == last_top |
|
|
167 | && scrollBar.bot == last_bot |
|
|
168 | && (scrollBar.state == last_state || !scrollbar_isUpDn ())) |
|
|
169 | return 0; |
|
|
170 | } |
155 | |
171 | |
|
|
172 | ret = (this->*scrollBar.update) (update, last_top, last_bot, scrollbar_len); |
|
|
173 | |
156 | R->last_top = R->scrollBar.top; |
174 | last_top = scrollBar.top; |
157 | R->last_bot = R->scrollBar.bot; |
175 | last_bot = scrollBar.bot; |
158 | R->last_state = R->scrollBar.state; |
176 | last_state = scrollBar.state; |
159 | #endif |
177 | #endif |
160 | |
178 | |
161 | return ret; |
179 | return ret; |
162 | } |
180 | } |
163 | |
181 | |
164 | /* EXTPROTO */ |
|
|
165 | void |
182 | void |
166 | rxvt_setup_scrollbar(pR_ const char *scrollalign, const char *scrollstyle, const char *thickness) |
183 | rxvt_term::setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness) |
167 | { |
184 | { |
168 | #ifdef HAVE_SCROLLBARS |
185 | #ifdef HAVE_SCROLLBARS |
169 | int i; |
186 | int i; |
170 | short style, width; |
187 | short style, width; |
171 | |
188 | |
172 | # if defined(RXVT_SCROLLBAR) || !(defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)) |
189 | # if defined(RXVT_SCROLLBAR) |
173 | style = R_SB_RXVT; |
190 | style = R_SB_RXVT; |
|
|
191 | # elif defined(XTERM_SCROLLBAR) |
|
|
192 | style = R_SB_XTERM; |
|
|
193 | # elif defined(NEXT_SCROLLBAR) |
|
|
194 | style = R_SB_NEXT; |
|
|
195 | # elif defined(PLAIN_SCROLLBAR) |
|
|
196 | style = R_SB_PLAIN; |
174 | # else |
197 | #else |
|
|
198 | style = R_SB_RXVT; |
|
|
199 | # endif |
|
|
200 | |
|
|
201 | # if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)) |
|
|
202 | if (scrollstyle) |
|
|
203 | { |
175 | # ifdef NEXT_SCROLLBAR |
204 | # ifdef NEXT_SCROLLBAR |
176 | style = R_SB_NEXT; |
|
|
177 | # elif defined(XTERM_SCROLLBAR) |
|
|
178 | style = R_SB_XTERM; |
|
|
179 | # endif |
|
|
180 | # endif |
|
|
181 | |
|
|
182 | # if (defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)) |
|
|
183 | if (scrollstyle) { |
|
|
184 | # ifdef NEXT_SCROLLBAR |
|
|
185 | if (STRNCASECMP(scrollstyle, "next", 4) == 0) |
205 | if (STRNCASECMP (scrollstyle, "next", 4) == 0) |
186 | style = R_SB_NEXT; |
206 | style = R_SB_NEXT; |
187 | # endif |
207 | # endif |
188 | # ifdef XTERM_SCROLLBAR |
208 | # ifdef XTERM_SCROLLBAR |
189 | if (STRNCASECMP(scrollstyle, "xterm", 5) == 0) |
209 | if (STRNCASECMP (scrollstyle, "xterm", 5) == 0) |
190 | style = R_SB_XTERM; |
210 | style = R_SB_XTERM; |
191 | # endif |
211 | # endif |
|
|
212 | # ifdef PLAIN_SCROLLBAR |
|
|
213 | if (STRNCASECMP (scrollstyle, "plain", 5) == 0) |
|
|
214 | style = R_SB_PLAIN; |
|
|
215 | # endif |
|
|
216 | |
192 | } |
217 | } |
193 | # endif |
218 | # endif |
194 | if (style == R_SB_NEXT) |
219 | if (style == R_SB_NEXT) |
195 | width = SB_WIDTH_NEXT; |
220 | width = SB_WIDTH_NEXT; |
196 | else if (style == R_SB_XTERM) |
221 | else if (style == R_SB_XTERM) |
197 | width = SB_WIDTH_XTERM; |
222 | width = SB_WIDTH_XTERM; |
|
|
223 | else if (style == R_SB_PLAIN) |
|
|
224 | width = SB_WIDTH_PLAIN; |
198 | else /* if (style == R_SB_RXVT) */ |
225 | else /* if (style == R_SB_RXVT) */ |
199 | width = SB_WIDTH_RXVT; |
226 | width = SB_WIDTH_RXVT; |
200 | |
227 | |
201 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
228 | if (style != R_SB_NEXT) /* dishonour request - for now */ |
202 | if (thickness && (i = atoi(thickness)) >= SB_WIDTH_MINIMUM) |
229 | if (thickness && (i = atoi (thickness)) >= SB_WIDTH_MINIMUM) |
203 | width = min(i, SB_WIDTH_MAXIMUM); |
230 | width = min (i, SB_WIDTH_MAXIMUM); |
204 | |
231 | |
205 | # if defined(RXVT_SCROLLBAR) |
232 | # if defined(RXVT_SCROLLBAR) |
206 | if (!(R->Options & Opt_scrollBar_floating) && style == R_SB_RXVT) |
233 | if (! (Options & Opt_scrollBar_floating) && style == R_SB_RXVT) |
207 | R->sb_shadow = SHADOW; |
234 | sb_shadow = SHADOW; |
208 | # endif |
235 | # endif |
209 | |
236 | |
210 | R->scrollBar.style = style; |
237 | scrollBar.style = style; |
211 | R->scrollBar.width = width; |
238 | scrollBar.width = width; |
212 | |
239 | |
213 | /* R->scrollbar_align = R_SB_ALIGN_CENTRE; */ |
240 | /* scrollbar_align = R_SB_ALIGN_CENTRE; */ |
214 | if (scrollalign) { |
241 | if (scrollalign) |
|
|
242 | { |
215 | if (STRNCASECMP(scrollalign, "top", 3) == 0) |
243 | if (STRNCASECMP (scrollalign, "top", 3) == 0) |
216 | R->scrollbar_align = R_SB_ALIGN_TOP; |
244 | scrollbar_align = R_SB_ALIGN_TOP; |
217 | else if (STRNCASECMP(scrollalign, "bottom", 6) == 0) |
245 | else if (STRNCASECMP (scrollalign, "bottom", 6) == 0) |
218 | R->scrollbar_align = R_SB_ALIGN_BOTTOM; |
246 | scrollbar_align = R_SB_ALIGN_BOTTOM; |
219 | } |
247 | } |
220 | #endif |
248 | #endif |
221 | } |
249 | } |
222 | |
250 | |
223 | /*----------------------- end-of-file (C source) -----------------------*/ |
251 | /*----------------------- end-of-file (C source) -----------------------*/ |
|
|
252 | |