1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: scrollbar-rxvt.c |
2 | * File: scrollbar-rxvt.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) 1999-2001 Geoff Wing <gcw@pobox.com> |
6 | * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com> |
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7 | * Copyright (c) 2004 Marc Lehmann <pcg@goof.com> |
7 | * |
8 | * |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
10 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | * the Free Software Foundation; either version 2 of the License, or |
11 | * (at your option) any later version. |
12 | * (at your option) any later version. |
… | |
… | |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | *----------------------------------------------------------------------*/ |
22 | *----------------------------------------------------------------------*/ |
22 | |
23 | |
23 | #include "../config.h" /* NECESSARY */ |
24 | #include "../config.h" /* NECESSARY */ |
24 | #include "rxvt.h" /* NECESSARY */ |
25 | #include "rxvt.h" /* NECESSARY */ |
25 | #include "scrollbar-rxvt.intpro" /* PROTOS for internal routines */ |
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26 | |
26 | |
27 | /*----------------------------------------------------------------------*/ |
27 | /*----------------------------------------------------------------------*/ |
28 | #if defined(RXVT_SCROLLBAR) |
28 | #if defined(RXVT_SCROLLBAR) |
29 | |
29 | |
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30 | #define SHADOW_WIDTH 1 |
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31 | |
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32 | static void |
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33 | draw_shadow (rxvt_term *term, int x, int y, int w, int h) |
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34 | { |
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35 | int shadow; |
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36 | |
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37 | shadow = (w == 0 || h == 0) ? 1 : SHADOW_WIDTH; |
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38 | w += x - 1; |
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39 | h += y - 1; |
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40 | for (; shadow-- > 0; x++, y++, w--, h--) |
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41 | { |
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42 | XDrawLine (term->display->display, term->scrollBar.win, term->topShadowGC, x, y, w, y); |
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43 | XDrawLine (term->display->display, term->scrollBar.win, term->topShadowGC, x, y, x, h); |
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44 | XDrawLine (term->display->display, term->scrollBar.win, term->botShadowGC, w, h, w, y + 1); |
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45 | XDrawLine (term->display->display, term->scrollBar.win, term->botShadowGC, w, h, x + 1, h); |
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46 | } |
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47 | } |
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48 | |
30 | /* draw triangular button with a shadow of SHADOW (1 or 2) pixels */ |
49 | /* draw triangular button with a shadow of 2 pixels */ |
31 | void |
50 | static void |
32 | rxvt_term::Draw_button (int x, int y, int state, int dirn) |
51 | draw_button (rxvt_term *term, int x, int y, int state, int dirn) |
33 | { |
52 | { |
34 | unsigned int sz, sz2; |
53 | unsigned int sz, sz2; |
35 | XPoint pt[3]; |
54 | XPoint pt[3]; |
36 | GC top, bot; |
55 | GC top, bot; |
37 | |
56 | |
38 | sz = scrollBar.width; |
57 | sz = term->scrollBar.width; |
39 | sz2 = sz / 2; |
58 | sz2 = sz / 2; |
40 | switch (state) { |
59 | switch (state) |
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60 | { |
41 | case +1: |
61 | case +1: |
42 | top = topShadowGC; |
62 | top = term->topShadowGC; |
43 | bot = botShadowGC; |
63 | bot = term->botShadowGC; |
44 | break; |
64 | break; |
45 | case -1: |
65 | case -1: |
46 | top = botShadowGC; |
66 | top = term->botShadowGC; |
47 | bot = topShadowGC; |
67 | bot = term->topShadowGC; |
48 | break; |
68 | break; |
49 | default: |
69 | default: |
50 | top = bot = scrollbarGC; |
70 | top = bot = term->scrollbarGC; |
51 | break; |
71 | break; |
52 | } |
72 | } |
53 | |
73 | |
54 | /* fill triangle */ |
74 | /* fill triangle */ |
55 | pt[0].x = x; |
75 | pt[0].x = x; |
56 | pt[1].x = x + sz - 1; |
76 | pt[1].x = x + sz - 1; |
57 | pt[2].x = x + sz2; |
77 | pt[2].x = x + sz2; |
58 | if (dirn == UP) { |
78 | if (dirn == UP) |
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79 | { |
59 | pt[0].y = pt[1].y = y + sz - 1; |
80 | pt[0].y = pt[1].y = y + sz - 1; |
60 | pt[2].y = y; |
81 | pt[2].y = y; |
61 | } else { |
82 | } |
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83 | else |
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84 | { |
62 | pt[0].y = pt[1].y = y; |
85 | pt[0].y = pt[1].y = y; |
63 | pt[2].y = y + sz - 1; |
86 | pt[2].y = y + sz - 1; |
64 | } |
87 | } |
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88 | |
65 | XFillPolygon(Xdisplay, scrollBar.win, scrollbarGC, |
89 | XFillPolygon (term->display->display, term->scrollBar.win, term->scrollbarGC, |
66 | pt, 3, Convex, CoordModeOrigin); |
90 | pt, 3, Convex, CoordModeOrigin); |
67 | |
91 | |
68 | /* draw base */ |
92 | /* draw base */ |
69 | XDrawLine(Xdisplay, scrollBar.win, (dirn == UP ? bot : top), |
93 | XDrawLine (term->display->display, term->scrollBar.win, (dirn == UP ? bot : top), |
70 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
94 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
71 | |
95 | |
72 | /* draw shadow on left */ |
96 | /* draw shadow on left */ |
73 | pt[1].x = x + sz2 - 1; |
97 | pt[1].x = x + sz2 - 1; |
74 | pt[1].y = y + (dirn == UP ? 0 : sz - 1); |
98 | pt[1].y = y + (dirn == UP ? 0 : sz - 1); |
75 | XDrawLine(Xdisplay, scrollBar.win, top, |
99 | XDrawLine (term->display->display, term->scrollBar.win, top, |
76 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
100 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
77 | |
101 | |
78 | #if (SHADOW > 1) |
102 | #if SHADOW_WIDTH > 1 |
79 | /* doubled */ |
103 | /* doubled */ |
80 | pt[0].x++; |
104 | pt[0].x++; |
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105 | |
81 | if (dirn == UP) { |
106 | if (dirn == UP) |
82 | pt[0].y--; |
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83 | pt[1].y++; |
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84 | } else { |
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85 | pt[0].y++; |
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86 | pt[1].y--; |
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87 | } |
107 | { |
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108 | pt[0].y--; |
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109 | pt[1].y++; |
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110 | } |
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111 | else |
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112 | { |
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113 | pt[0].y++; |
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114 | pt[1].y--; |
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115 | } |
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116 | |
88 | XDrawLine(Xdisplay, scrollBar.win, top, |
117 | XDrawLine (term->display->display, term->scrollBar.win, top, |
89 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
118 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
90 | #endif |
119 | #endif |
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120 | |
91 | /* draw shadow on right */ |
121 | /* draw shadow on right */ |
92 | pt[1].x = x + sz - 1; |
122 | pt[1].x = x + sz - 1; |
93 | /* pt[2].x = x + sz2; */ |
123 | /* pt[2].x = x + sz2; */ |
94 | pt[1].y = y + (dirn == UP ? sz - 1 : 0); |
124 | pt[1].y = y + (dirn == UP ? sz - 1 : 0); |
95 | pt[2].y = y + (dirn == UP ? 0 : sz - 1); |
125 | pt[2].y = y + (dirn == UP ? 0 : sz - 1); |
96 | XDrawLine(Xdisplay, scrollBar.win, bot, |
126 | XDrawLine (term->display->display, term->scrollBar.win, bot, |
97 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
127 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
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128 | |
98 | #if (SHADOW > 1) |
129 | #if SHADOW_WIDTH > 1 |
99 | /* doubled */ |
130 | /* doubled */ |
100 | pt[1].x--; |
131 | pt[1].x--; |
101 | if (dirn == UP) { |
132 | if (dirn == UP) |
102 | pt[2].y++; |
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103 | pt[1].y--; |
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104 | } else { |
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105 | pt[2].y--; |
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106 | pt[1].y++; |
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107 | } |
133 | { |
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134 | pt[2].y++; |
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135 | pt[1].y--; |
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136 | } |
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137 | else |
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138 | { |
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139 | pt[2].y--; |
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140 | pt[1].y++; |
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141 | } |
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142 | |
108 | XDrawLine(Xdisplay, scrollBar.win, bot, |
143 | XDrawLine (term->display->display, term->scrollBar.win, bot, |
109 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
144 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
110 | #endif |
145 | #endif |
111 | } |
146 | } |
112 | |
147 | |
113 | int |
148 | int |
114 | rxvt_term::scrollbar_show_rxvt (int update __attribute__((unused)), int last_top, int last_bot, int scrollbar_len) |
149 | rxvt_term::scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len) |
115 | { |
150 | { |
116 | int sbshadow = sb_shadow; |
151 | int sbshadow = sb_shadow; |
117 | int sbwidth = (int)scrollBar.width; |
152 | int sbwidth = (int)scrollBar.width; |
118 | |
153 | |
119 | if ((scrollBar.init & R_SB_RXVT) == 0) { |
154 | if ((scrollBar.init & R_SB_RXVT) == 0) |
120 | XGCValues gcvalue; |
155 | { |
121 | |
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122 | scrollBar.init |= R_SB_RXVT; |
156 | scrollBar.init |= R_SB_RXVT; |
123 | gcvalue.foreground = PixColors[Color_trough]; |
157 | |
124 | if (sbshadow) { |
158 | if (sbshadow) |
125 | XSetWindowBackground(Xdisplay, scrollBar.win, |
159 | { |
126 | gcvalue.foreground); |
160 | XSetWindowBackground (display->display, scrollBar.win, pix_colors_focused[Color_trough]); |
127 | XClearWindow(Xdisplay, scrollBar.win); |
161 | XClearWindow (display->display, scrollBar.win); |
128 | } |
162 | } |
129 | } else { |
163 | } |
130 | /* instead of XClearWindow (Xdisplay, scrollBar.win); */ |
164 | else |
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165 | { |
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166 | if (update) |
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167 | { |
131 | if (last_top < scrollBar.top) |
168 | if (last_top < scrollBar.top) |
132 | XClearArea(Xdisplay, scrollBar.win, |
169 | XClearArea (display->display, scrollBar.win, |
133 | sbshadow, last_top, |
170 | sbshadow, last_top, |
134 | sbwidth, (scrollBar.top - last_top), |
171 | sbwidth, (scrollBar.top - last_top), |
135 | False); |
172 | False); |
136 | |
173 | |
137 | if (scrollBar.bot < last_bot) |
174 | if (scrollBar.bot < last_bot) |
138 | XClearArea(Xdisplay, scrollBar.win, |
175 | XClearArea (display->display, scrollBar.win, |
139 | sbshadow, scrollBar.bot, |
176 | sbshadow, scrollBar.bot, |
140 | sbwidth, (last_bot - scrollBar.bot), |
177 | sbwidth, (last_bot - scrollBar.bot), |
141 | False); |
178 | False); |
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179 | } |
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180 | else |
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181 | XClearWindow (display->display, scrollBar.win); |
142 | } |
182 | } |
143 | |
183 | |
144 | /* scrollbar slider */ |
184 | /* scrollbar slider */ |
145 | #ifdef SB_BORDER |
185 | #ifdef SB_BORDER |
146 | { |
186 | { |
147 | int xofs; |
187 | int xofs; |
148 | |
188 | |
149 | if (Options & Opt_scrollBar_right) |
189 | if (OPTION (Opt_scrollBar_right)) |
150 | xofs = 0; |
190 | xofs = 0; |
151 | else |
191 | else |
152 | xofs = sbshadow ? sbwidth : sbwidth - 1; |
192 | xofs = sbshadow ? sbwidth : sbwidth - 1; |
153 | |
193 | |
154 | XDrawLine(Xdisplay, scrollBar.win, botShadowGC, |
194 | XDrawLine (display->display, scrollBar.win, botShadowGC, |
155 | xofs, 0, xofs, scrollBar.end + sbwidth); |
195 | xofs, 0, xofs, scrollBar.end + sbwidth); |
156 | } |
196 | } |
157 | #endif |
197 | #endif |
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198 | |
158 | XFillRectangle(Xdisplay, scrollBar.win, scrollbarGC, |
199 | XFillRectangle (display->display, scrollBar.win, scrollbarGC, |
159 | sbshadow, scrollBar.top, sbwidth, |
200 | sbshadow, scrollBar.top, sbwidth, |
160 | scrollbar_len); |
201 | scrollbar_len); |
161 | |
202 | |
162 | if (sbshadow) |
203 | if (sbshadow) |
163 | /* trough shadow */ |
204 | /* trough shadow */ |
164 | rxvt_Draw_Shadow(Xdisplay, scrollBar.win, |
205 | draw_shadow (this, 0, 0, sbwidth + 2 * sbshadow, scrollBar.end + (sbwidth + 1) + sbshadow); |
165 | botShadowGC, topShadowGC, |
206 | |
166 | 0, 0, |
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167 | sbwidth + 2 * sbshadow, /* scrollbar_TotalWidth() */ |
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168 | scrollBar.end + (sbwidth + 1) + sbshadow); |
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169 | /* shadow for scrollbar slider */ |
207 | /* shadow for scrollbar slider */ |
170 | rxvt_Draw_Shadow(Xdisplay, scrollBar.win, |
208 | draw_shadow (this, sbshadow, scrollBar.top, sbwidth, scrollbar_len); |
171 | topShadowGC, botShadowGC, |
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172 | sbshadow, scrollBar.top, sbwidth, |
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173 | scrollbar_len); |
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174 | |
209 | |
175 | /* |
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176 | * Redraw scrollbar arrows |
210 | /* Redraw scrollbar arrows */ |
177 | */ |
211 | draw_button (this, sbshadow, sbshadow, (scrollbar_isUp () ? -1 : +1), UP); |
178 | Draw_button (sbshadow, sbshadow, |
212 | draw_button (this, sbshadow, scrollBar.end + 1, (scrollbar_isDn () ? -1 : +1), DN); |
179 | (scrollbar_isUp() ? -1 : +1), UP); |
213 | |
180 | Draw_button (sbshadow, (scrollBar.end + 1), |
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181 | (scrollbar_isDn() ? -1 : +1), DN); |
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182 | return 1; |
214 | return 1; |
183 | } |
215 | } |
184 | #endif /* RXVT_SCROLLBAR */ |
216 | #endif /* RXVT_SCROLLBAR */ |
185 | /*----------------------- end-of-file (C source) -----------------------*/ |
217 | /*----------------------- end-of-file (C source) -----------------------*/ |
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218 | |