1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*--------------------------------*-C-*---------------------------------* |
2 | * File: scrollbar-rxvt.c |
2 | * File: scrollbar-rxvt.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * $Id: scrollbar-rxvt.C,v 1.4 2004/01/31 00:20:21 pcg Exp $ |
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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) 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> |
8 | * |
8 | * |
9 | * 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 |
10 | * 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 |
11 | * the Free Software Foundation; either version 2 of the License, or |
11 | * the Free Software Foundation; either version 2 of the License, or |
12 | * (at your option) any later version. |
12 | * (at your option) any later version. |
… | |
… | |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
22 | *----------------------------------------------------------------------*/ |
22 | *----------------------------------------------------------------------*/ |
23 | |
23 | |
24 | #include "../config.h" /* NECESSARY */ |
24 | #include "../config.h" /* NECESSARY */ |
25 | #include "rxvt.h" /* NECESSARY */ |
25 | #include "rxvt.h" /* NECESSARY */ |
26 | #include "scrollbar-rxvt.intpro" /* PROTOS for internal routines */ |
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27 | |
26 | |
28 | /*----------------------------------------------------------------------*/ |
27 | /*----------------------------------------------------------------------*/ |
29 | #if defined(RXVT_SCROLLBAR) |
28 | #if defined(RXVT_SCROLLBAR) |
30 | |
29 | |
31 | /* draw triangular button with a shadow of SHADOW (1 or 2) pixels */ |
30 | static void |
32 | void |
31 | draw_shadow (rxvt_term *term, int x, int y, int w, int h) |
33 | rxvt_term::Draw_button (int x, int y, int state, int dirn) |
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34 | { |
32 | { |
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33 | int shadow; |
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34 | |
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35 | shadow = (w == 0 || h == 0) ? 1 : SHADOW_WIDTH; |
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36 | w += x - 1; |
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37 | h += y - 1; |
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38 | |
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39 | for (; shadow-- > 0; x++, y++, w--, h--) |
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40 | { |
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41 | XDrawLine (term->dpy, term->scrollBar.win, term->topShadowGC, x, y, w , y ); |
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42 | XDrawLine (term->dpy, term->scrollBar.win, term->topShadowGC, x, y, x , h ); |
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43 | XDrawLine (term->dpy, term->scrollBar.win, term->botShadowGC, w, h, w , y + 1); |
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44 | XDrawLine (term->dpy, term->scrollBar.win, term->botShadowGC, w, h, x + 1, h ); |
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45 | } |
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46 | } |
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47 | |
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48 | /* draw triangular button with a shadow of 2 pixels */ |
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49 | static void |
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50 | draw_button (rxvt_term *term, int x, int y, int state, int dirn) |
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51 | { |
35 | unsigned int sz, sz2; |
52 | unsigned int sz, sz2; |
36 | XPoint pt[3]; |
53 | XPoint pt[3]; |
37 | GC top, bot; |
54 | GC top, bot; |
38 | |
55 | |
39 | sz = scrollBar.width; |
56 | sz = term->scrollBar.width; |
40 | sz2 = sz / 2; |
57 | sz2 = sz / 2; |
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58 | |
41 | switch (state) { |
59 | switch (state) |
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60 | { |
42 | case +1: |
61 | case +1: |
43 | top = topShadowGC; |
62 | top = term->topShadowGC; |
44 | bot = botShadowGC; |
63 | bot = term->botShadowGC; |
45 | break; |
64 | break; |
46 | case -1: |
65 | case -1: |
47 | top = botShadowGC; |
66 | top = term->botShadowGC; |
48 | bot = topShadowGC; |
67 | bot = term->topShadowGC; |
49 | break; |
68 | break; |
50 | default: |
69 | default: |
51 | top = bot = scrollbarGC; |
70 | top = bot = term->scrollbarGC; |
52 | break; |
71 | break; |
53 | } |
72 | } |
54 | |
73 | |
55 | /* fill triangle */ |
74 | /* fill triangle */ |
56 | pt[0].x = x; |
75 | pt[0].x = x; |
57 | pt[1].x = x + sz - 1; |
76 | pt[1].x = x + sz - 1; |
58 | pt[2].x = x + sz2; |
77 | pt[2].x = x + sz2; |
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78 | |
59 | if (dirn == UP) { |
79 | if (dirn == UP) |
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80 | { |
60 | pt[0].y = pt[1].y = y + sz - 1; |
81 | pt[0].y = pt[1].y = y + sz - 1; |
61 | pt[2].y = y; |
82 | pt[2].y = y; |
62 | } else { |
83 | } |
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84 | else |
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85 | { |
63 | pt[0].y = pt[1].y = y; |
86 | pt[0].y = pt[1].y = y; |
64 | pt[2].y = y + sz - 1; |
87 | pt[2].y = y + sz - 1; |
65 | } |
88 | } |
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89 | |
66 | XFillPolygon(Xdisplay, scrollBar.win, scrollbarGC, |
90 | XFillPolygon (term->dpy, term->scrollBar.win, term->scrollbarGC, |
67 | pt, 3, Convex, CoordModeOrigin); |
91 | pt, 3, Convex, CoordModeOrigin); |
68 | |
92 | |
69 | /* draw base */ |
93 | /* draw base */ |
70 | XDrawLine(Xdisplay, scrollBar.win, (dirn == UP ? bot : top), |
94 | XDrawLine (term->dpy, term->scrollBar.win, (dirn == UP ? bot : top), |
71 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
95 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
72 | |
96 | |
73 | /* draw shadow on left */ |
97 | /* draw shadow on left */ |
74 | pt[1].x = x + sz2 - 1; |
98 | pt[1].x = x + sz2 - 1; |
75 | pt[1].y = y + (dirn == UP ? 0 : sz - 1); |
99 | pt[1].y = y + (dirn == UP ? 0 : sz - 1); |
76 | XDrawLine(Xdisplay, scrollBar.win, top, |
100 | XDrawLine (term->dpy, term->scrollBar.win, top, |
77 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
101 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
78 | |
102 | |
79 | #if (SHADOW > 1) |
103 | #if SHADOW_WIDTH > 1 |
80 | /* doubled */ |
104 | /* doubled */ |
81 | pt[0].x++; |
105 | pt[0].x++; |
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106 | |
82 | if (dirn == UP) { |
107 | if (dirn == UP) |
83 | pt[0].y--; |
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84 | pt[1].y++; |
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85 | } else { |
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86 | pt[0].y++; |
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87 | pt[1].y--; |
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88 | } |
108 | { |
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109 | pt[0].y--; |
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110 | pt[1].y++; |
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111 | } |
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112 | else |
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113 | { |
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114 | pt[0].y++; |
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115 | pt[1].y--; |
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116 | } |
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117 | |
89 | XDrawLine(Xdisplay, scrollBar.win, top, |
118 | XDrawLine (term->dpy, term->scrollBar.win, top, |
90 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
119 | pt[0].x, pt[0].y, pt[1].x, pt[1].y); |
91 | #endif |
120 | #endif |
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121 | |
92 | /* draw shadow on right */ |
122 | /* draw shadow on right */ |
93 | pt[1].x = x + sz - 1; |
123 | pt[1].x = x + sz - 1; |
94 | /* pt[2].x = x + sz2; */ |
124 | /* pt[2].x = x + sz2; */ |
95 | pt[1].y = y + (dirn == UP ? sz - 1 : 0); |
125 | pt[1].y = y + (dirn == UP ? sz - 1 : 0); |
96 | pt[2].y = y + (dirn == UP ? 0 : sz - 1); |
126 | pt[2].y = y + (dirn == UP ? 0 : sz - 1); |
97 | XDrawLine(Xdisplay, scrollBar.win, bot, |
127 | XDrawLine (term->dpy, term->scrollBar.win, bot, |
98 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
128 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
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129 | |
99 | #if (SHADOW > 1) |
130 | #if SHADOW_WIDTH > 1 |
100 | /* doubled */ |
131 | /* doubled */ |
101 | pt[1].x--; |
132 | pt[1].x--; |
102 | if (dirn == UP) { |
133 | if (dirn == UP) |
103 | pt[2].y++; |
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104 | pt[1].y--; |
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105 | } else { |
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106 | pt[2].y--; |
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107 | pt[1].y++; |
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108 | } |
134 | { |
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135 | pt[2].y++; |
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136 | pt[1].y--; |
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137 | } |
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138 | else |
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139 | { |
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140 | pt[2].y--; |
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141 | pt[1].y++; |
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142 | } |
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143 | |
109 | XDrawLine(Xdisplay, scrollBar.win, bot, |
144 | XDrawLine (term->dpy, term->scrollBar.win, bot, |
110 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
145 | pt[2].x, pt[2].y, pt[1].x, pt[1].y); |
111 | #endif |
146 | #endif |
112 | } |
147 | } |
113 | |
148 | |
114 | int |
149 | int |
115 | rxvt_term::scrollbar_show_rxvt (int update __attribute__((unused)), int last_top, int last_bot, int scrollbar_len) |
150 | rxvt_term::scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len) |
116 | { |
151 | { |
117 | int sbshadow = sb_shadow; |
152 | int sbshadow = sb_shadow; |
118 | int sbwidth = (int)scrollBar.width; |
153 | int sbwidth = (int)scrollBar.width; |
119 | |
154 | |
120 | if ((scrollBar.init & R_SB_RXVT) == 0) { |
155 | if ((scrollBar.init & R_SB_RXVT) == 0) |
121 | XGCValues gcvalue; |
156 | { |
122 | |
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123 | scrollBar.init |= R_SB_RXVT; |
157 | scrollBar.init |= R_SB_RXVT; |
124 | gcvalue.foreground = PixColors[Color_trough]; |
158 | |
125 | if (sbshadow) { |
159 | if (sbshadow) |
126 | XSetWindowBackground(Xdisplay, scrollBar.win, |
160 | { |
127 | gcvalue.foreground); |
161 | XSetWindowBackground (dpy, scrollBar.win, pix_colors_focused[Color_trough]); |
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162 | XClearWindow (dpy, scrollBar.win); |
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163 | } |
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164 | } |
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165 | else |
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166 | { |
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167 | if (update) |
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168 | { |
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169 | if (last_top < scrollBar.top) |
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170 | XClearArea (dpy, scrollBar.win, |
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171 | sbshadow, last_top, |
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172 | sbwidth, (scrollBar.top - last_top), |
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173 | False); |
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174 | |
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175 | if (scrollBar.bot < last_bot) |
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176 | XClearArea (dpy, scrollBar.win, |
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177 | sbshadow, scrollBar.bot, |
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178 | sbwidth, (last_bot - scrollBar.bot), |
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179 | False); |
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180 | } |
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181 | else |
128 | XClearWindow(Xdisplay, scrollBar.win); |
182 | XClearWindow (dpy, scrollBar.win); |
129 | } |
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130 | } else { |
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131 | /* instead of XClearWindow (Xdisplay, scrollBar.win); */ |
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132 | if (last_top < scrollBar.top) |
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133 | XClearArea(Xdisplay, scrollBar.win, |
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134 | sbshadow, last_top, |
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135 | sbwidth, (scrollBar.top - last_top), |
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136 | False); |
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137 | |
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138 | if (scrollBar.bot < last_bot) |
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139 | XClearArea(Xdisplay, scrollBar.win, |
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140 | sbshadow, scrollBar.bot, |
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141 | sbwidth, (last_bot - scrollBar.bot), |
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142 | False); |
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143 | } |
183 | } |
144 | |
184 | |
145 | /* scrollbar slider */ |
185 | /* scrollbar slider */ |
146 | #ifdef SB_BORDER |
186 | #ifdef SB_BORDER |
147 | { |
187 | { |
148 | int xofs; |
188 | int xofs; |
149 | |
189 | |
150 | if (Options & Opt_scrollBar_right) |
190 | if (OPTION (Opt_scrollBar_right)) |
151 | xofs = 0; |
191 | xofs = 0; |
152 | else |
192 | else |
153 | xofs = sbshadow ? sbwidth : sbwidth - 1; |
193 | xofs = sbshadow ? sbwidth : sbwidth - 1; |
154 | |
194 | |
155 | XDrawLine(Xdisplay, scrollBar.win, botShadowGC, |
195 | XDrawLine (dpy, scrollBar.win, botShadowGC, |
156 | xofs, 0, xofs, scrollBar.end + sbwidth); |
196 | xofs, 0, xofs, scrollBar.end + sbwidth); |
157 | } |
197 | } |
158 | #endif |
198 | #endif |
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199 | |
159 | XFillRectangle(Xdisplay, scrollBar.win, scrollbarGC, |
200 | XFillRectangle (dpy, scrollBar.win, scrollbarGC, |
160 | sbshadow, scrollBar.top, sbwidth, |
201 | sbshadow, scrollBar.top, sbwidth, |
161 | scrollbar_len); |
202 | scrollbar_len); |
162 | |
203 | |
163 | if (sbshadow) |
204 | if (sbshadow) |
164 | /* trough shadow */ |
205 | /* trough shadow */ |
165 | rxvt_Draw_Shadow(Xdisplay, scrollBar.win, |
206 | draw_shadow (this, 0, 0, sbwidth + 2 * sbshadow, scrollBar.end + (sbwidth + 1) + sbshadow); |
166 | botShadowGC, topShadowGC, |
207 | |
167 | 0, 0, |
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168 | sbwidth + 2 * sbshadow, /* scrollbar_TotalWidth() */ |
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169 | scrollBar.end + (sbwidth + 1) + sbshadow); |
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170 | /* shadow for scrollbar slider */ |
208 | /* shadow for scrollbar slider */ |
171 | rxvt_Draw_Shadow(Xdisplay, scrollBar.win, |
209 | draw_shadow (this, sbshadow, scrollBar.top, sbwidth, scrollbar_len); |
172 | topShadowGC, botShadowGC, |
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173 | sbshadow, scrollBar.top, sbwidth, |
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174 | scrollbar_len); |
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175 | |
210 | |
176 | /* |
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177 | * Redraw scrollbar arrows |
211 | /* Redraw scrollbar arrows */ |
178 | */ |
212 | draw_button (this, sbshadow, sbshadow, (scrollbar_isUp () ? -1 : +1), UP); |
179 | Draw_button (sbshadow, sbshadow, |
213 | draw_button (this, sbshadow, scrollBar.end + 1, (scrollbar_isDn () ? -1 : +1), DN); |
180 | (scrollbar_isUp() ? -1 : +1), UP); |
214 | |
181 | Draw_button (sbshadow, (scrollBar.end + 1), |
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182 | (scrollbar_isDn() ? -1 : +1), DN); |
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183 | return 1; |
215 | return 1; |
184 | } |
216 | } |
185 | #endif /* RXVT_SCROLLBAR */ |
217 | #endif /* RXVT_SCROLLBAR */ |
186 | /*----------------------- end-of-file (C source) -----------------------*/ |
218 | /*----------------------- end-of-file (C source) -----------------------*/ |
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219 | |