1 76193d7c 2003-09-30 devnull /* input event and data structure translation */
  2 76193d7c 2003-09-30 devnull 
  3 76193d7c 2003-09-30 devnull #include "x11-inc.h"
  4 76193d7c 2003-09-30 devnull 
  5 76193d7c 2003-09-30 devnull #include <u.h>
  6 76193d7c 2003-09-30 devnull #include <libc.h>
  7 76193d7c 2003-09-30 devnull #include <draw.h>
  8 76193d7c 2003-09-30 devnull #include <memdraw.h>
  9 76193d7c 2003-09-30 devnull #include <mouse.h>
 10 76193d7c 2003-09-30 devnull #include <cursor.h>
 11 76193d7c 2003-09-30 devnull #include <keyboard.h>
 12 76193d7c 2003-09-30 devnull #include "x11-memdraw.h"
 13 76193d7c 2003-09-30 devnull 
 14 16a70966 2003-11-23 devnull static int
 15 32f69c36 2003-12-11 devnull __xtoplan9kbd(XEvent *e)
 16 76193d7c 2003-09-30 devnull {
 17 76193d7c 2003-09-30 devnull 	int ind, k, md;
 18 76193d7c 2003-09-30 devnull 
 19 76193d7c 2003-09-30 devnull 	md = e->xkey.state;
 20 76193d7c 2003-09-30 devnull 	ind = 0;
 21 76193d7c 2003-09-30 devnull 	if(md & ShiftMask)
 22 76193d7c 2003-09-30 devnull 		ind = 1;
 23 76193d7c 2003-09-30 devnull 
 24 76193d7c 2003-09-30 devnull 	k = XKeycodeToKeysym(e->xany.display, (KeyCode)e->xkey.keycode, ind);
 25 76193d7c 2003-09-30 devnull 	if(k == XK_Multi_key || k == NoSymbol)
 26 76193d7c 2003-09-30 devnull 		return -1;
 27 76193d7c 2003-09-30 devnull 
 28 76193d7c 2003-09-30 devnull 	if(k&0xFF00){
 29 76193d7c 2003-09-30 devnull 		switch(k){
 30 76193d7c 2003-09-30 devnull 		case XK_BackSpace:
 31 76193d7c 2003-09-30 devnull 		case XK_Tab:
 32 76193d7c 2003-09-30 devnull 		case XK_Escape:
 33 76193d7c 2003-09-30 devnull 		case XK_Delete:
 34 76193d7c 2003-09-30 devnull 		case XK_KP_0:
 35 76193d7c 2003-09-30 devnull 		case XK_KP_1:
 36 76193d7c 2003-09-30 devnull 		case XK_KP_2:
 37 76193d7c 2003-09-30 devnull 		case XK_KP_3:
 38 76193d7c 2003-09-30 devnull 		case XK_KP_4:
 39 76193d7c 2003-09-30 devnull 		case XK_KP_5:
 40 76193d7c 2003-09-30 devnull 		case XK_KP_6:
 41 76193d7c 2003-09-30 devnull 		case XK_KP_7:
 42 76193d7c 2003-09-30 devnull 		case XK_KP_8:
 43 76193d7c 2003-09-30 devnull 		case XK_KP_9:
 44 76193d7c 2003-09-30 devnull 		case XK_KP_Divide:
 45 76193d7c 2003-09-30 devnull 		case XK_KP_Multiply:
 46 76193d7c 2003-09-30 devnull 		case XK_KP_Subtract:
 47 76193d7c 2003-09-30 devnull 		case XK_KP_Add:
 48 76193d7c 2003-09-30 devnull 		case XK_KP_Decimal:
 49 76193d7c 2003-09-30 devnull 			k &= 0x7F;
 50 76193d7c 2003-09-30 devnull 			break;
 51 76193d7c 2003-09-30 devnull 		case XK_Linefeed:
 52 76193d7c 2003-09-30 devnull 			k = '\r';
 53 76193d7c 2003-09-30 devnull 			break;
 54 76193d7c 2003-09-30 devnull 		case XK_KP_Space:
 55 76193d7c 2003-09-30 devnull 			k = ' ';
 56 76193d7c 2003-09-30 devnull 			break;
 57 76193d7c 2003-09-30 devnull 		case XK_Home:
 58 76193d7c 2003-09-30 devnull 		case XK_KP_Home:
 59 76193d7c 2003-09-30 devnull 			k = Khome;
 60 76193d7c 2003-09-30 devnull 			break;
 61 76193d7c 2003-09-30 devnull 		case XK_Left:
 62 76193d7c 2003-09-30 devnull 		case XK_KP_Left:
 63 76193d7c 2003-09-30 devnull 			k = Kleft;
 64 76193d7c 2003-09-30 devnull 			break;
 65 76193d7c 2003-09-30 devnull 		case XK_Up:
 66 76193d7c 2003-09-30 devnull 		case XK_KP_Up:
 67 76193d7c 2003-09-30 devnull 			k = Kup;
 68 76193d7c 2003-09-30 devnull 			break;
 69 76193d7c 2003-09-30 devnull 		case XK_Down:
 70 76193d7c 2003-09-30 devnull 		case XK_KP_Down:
 71 76193d7c 2003-09-30 devnull 			k = Kdown;
 72 76193d7c 2003-09-30 devnull 			break;
 73 76193d7c 2003-09-30 devnull 		case XK_Right:
 74 76193d7c 2003-09-30 devnull 		case XK_KP_Right:
 75 76193d7c 2003-09-30 devnull 			k = Kright;
 76 76193d7c 2003-09-30 devnull 			break;
 77 76193d7c 2003-09-30 devnull 		case XK_Page_Down:
 78 76193d7c 2003-09-30 devnull 		case XK_KP_Page_Down:
 79 76193d7c 2003-09-30 devnull 			k = Kpgdown;
 80 76193d7c 2003-09-30 devnull 			break;
 81 76193d7c 2003-09-30 devnull 		case XK_End:
 82 76193d7c 2003-09-30 devnull 		case XK_KP_End:
 83 76193d7c 2003-09-30 devnull 			k = Kend;
 84 76193d7c 2003-09-30 devnull 			break;
 85 76193d7c 2003-09-30 devnull 		case XK_Page_Up:	
 86 76193d7c 2003-09-30 devnull 		case XK_KP_Page_Up:
 87 76193d7c 2003-09-30 devnull 			k = Kpgup;
 88 76193d7c 2003-09-30 devnull 			break;
 89 76193d7c 2003-09-30 devnull 		case XK_Insert:
 90 76193d7c 2003-09-30 devnull 		case XK_KP_Insert:
 91 76193d7c 2003-09-30 devnull 			k = Kins;
 92 76193d7c 2003-09-30 devnull 			break;
 93 76193d7c 2003-09-30 devnull 		case XK_KP_Enter:
 94 76193d7c 2003-09-30 devnull 		case XK_Return:
 95 76193d7c 2003-09-30 devnull 			k = '\n';
 96 76193d7c 2003-09-30 devnull 			break;
 97 76193d7c 2003-09-30 devnull 		case XK_Alt_L:
 98 76193d7c 2003-09-30 devnull 		case XK_Alt_R:
 99 76193d7c 2003-09-30 devnull 			k = Kalt;
100 76193d7c 2003-09-30 devnull 			break;
101 76193d7c 2003-09-30 devnull 		default:		/* not ISO-1 or tty control */
102 76193d7c 2003-09-30 devnull 			return -1;
103 76193d7c 2003-09-30 devnull 		}
104 76193d7c 2003-09-30 devnull 	}
105 76193d7c 2003-09-30 devnull 
106 76193d7c 2003-09-30 devnull 	/* Compensate for servers that call a minus a hyphen */
107 76193d7c 2003-09-30 devnull 	if(k == XK_hyphen)
108 76193d7c 2003-09-30 devnull 		k = XK_minus;
109 76193d7c 2003-09-30 devnull 	/* Do control mapping ourselves if translator doesn't */
110 76193d7c 2003-09-30 devnull 	if(e->xkey.state&ControlMask)
111 76193d7c 2003-09-30 devnull 		k &= 0x9f;
112 76193d7c 2003-09-30 devnull 	if(k == NoSymbol) {
113 76193d7c 2003-09-30 devnull 		return -1;
114 76193d7c 2003-09-30 devnull 	}
115 76193d7c 2003-09-30 devnull 
116 76193d7c 2003-09-30 devnull 	/* BUG: could/should do Alt translation here! */
117 76193d7c 2003-09-30 devnull 	return k;
118 76193d7c 2003-09-30 devnull }
119 76193d7c 2003-09-30 devnull 
120 16a70966 2003-11-23 devnull static Rune*
121 16a70966 2003-11-23 devnull xtoplan9latin1(XEvent *e)
122 16a70966 2003-11-23 devnull {
123 16a70966 2003-11-23 devnull 	static Rune k[10];
124 16a70966 2003-11-23 devnull 	static int alting, nk;
125 16a70966 2003-11-23 devnull 	int n;
126 16a70966 2003-11-23 devnull 	int r;
127 16a70966 2003-11-23 devnull 
128 32f69c36 2003-12-11 devnull 	r = __xtoplan9kbd(e);
129 16a70966 2003-11-23 devnull 	if(r < 0)
130 16a70966 2003-11-23 devnull 		return nil;
131 16a70966 2003-11-23 devnull 	if(alting){
132 16a70966 2003-11-23 devnull 		k[nk++] = r;
133 16a70966 2003-11-23 devnull 		n = _latin1(k, nk);
134 16a70966 2003-11-23 devnull 		if(n > 0){
135 16a70966 2003-11-23 devnull 			alting = 0;
136 16a70966 2003-11-23 devnull 			k[0] = n;
137 16a70966 2003-11-23 devnull 			k[1] = 0;
138 16a70966 2003-11-23 devnull 			return k;
139 16a70966 2003-11-23 devnull 		}
140 16a70966 2003-11-23 devnull 		if(n == -1){
141 16a70966 2003-11-23 devnull 			alting = 0;
142 16a70966 2003-11-23 devnull 			k[nk] = 0;
143 16a70966 2003-11-23 devnull 			return k;
144 16a70966 2003-11-23 devnull 		}
145 16a70966 2003-11-23 devnull 		/* n < -1, need more input */
146 16a70966 2003-11-23 devnull 		return nil;
147 16a70966 2003-11-23 devnull 	}else if(r == Kalt){
148 16a70966 2003-11-23 devnull 		alting = 1;
149 16a70966 2003-11-23 devnull 		nk = 0;
150 16a70966 2003-11-23 devnull 		return nil;
151 16a70966 2003-11-23 devnull 	}else{
152 16a70966 2003-11-23 devnull 		k[0] = r;
153 16a70966 2003-11-23 devnull 		k[1] = 0;
154 16a70966 2003-11-23 devnull 		return k;
155 16a70966 2003-11-23 devnull 	}
156 16a70966 2003-11-23 devnull }
157 16a70966 2003-11-23 devnull 
158 76193d7c 2003-09-30 devnull int
159 32f69c36 2003-12-11 devnull _xtoplan9kbd(XEvent *e)
160 76193d7c 2003-09-30 devnull {
161 16a70966 2003-11-23 devnull 	static Rune *r;
162 16a70966 2003-11-23 devnull 
163 16a70966 2003-11-23 devnull 	if(e == (XEvent*)-1){
164 16a70966 2003-11-23 devnull 		assert(r);
165 16a70966 2003-11-23 devnull 		r--;
166 16a70966 2003-11-23 devnull 		return 0;
167 16a70966 2003-11-23 devnull 	}
168 16a70966 2003-11-23 devnull 	if(e)
169 16a70966 2003-11-23 devnull 		r = xtoplan9latin1(e);
170 16a70966 2003-11-23 devnull 	if(r && *r)
171 16a70966 2003-11-23 devnull 		return *r++;
172 16a70966 2003-11-23 devnull 	return -1;
173 16a70966 2003-11-23 devnull }
174 16a70966 2003-11-23 devnull 
175 16a70966 2003-11-23 devnull int
176 32f69c36 2003-12-11 devnull _xtoplan9mouse(XDisplay *xd, XEvent *e, Mouse *m)
177 16a70966 2003-11-23 devnull {
178 76193d7c 2003-09-30 devnull 	int s;
179 76193d7c 2003-09-30 devnull 	XButtonEvent *be;
180 76193d7c 2003-09-30 devnull 	XMotionEvent *me;
181 16a70966 2003-11-23 devnull 
182 16a70966 2003-11-23 devnull 	if(_x.putsnarf != _x.assertsnarf){
183 16a70966 2003-11-23 devnull 		_x.assertsnarf = _x.putsnarf;
184 16a70966 2003-11-23 devnull 		XSetSelectionOwner(_x.mousecon, XA_PRIMARY, _x.drawable, CurrentTime);
185 16a70966 2003-11-23 devnull 		if(_x.clipboard != None)
186 16a70966 2003-11-23 devnull 			XSetSelectionOwner(_x.mousecon, _x.clipboard, _x.drawable, CurrentTime);
187 16a70966 2003-11-23 devnull 		XFlush(xd);
188 16a70966 2003-11-23 devnull 	}
189 76193d7c 2003-09-30 devnull 
190 76193d7c 2003-09-30 devnull 	switch(e->type){
191 76193d7c 2003-09-30 devnull 	case ButtonPress:
192 76193d7c 2003-09-30 devnull 		be = (XButtonEvent*)e;
193 f7012583 2003-11-25 devnull 		/* 
194 f7012583 2003-11-25 devnull 		 * Fake message, just sent to make us announce snarf.
195 f7012583 2003-11-25 devnull 		 * Apparently state and button are 16 and 8 bits on
196 f7012583 2003-11-25 devnull 		 * the wire, since they are truncated by the time they
197 f7012583 2003-11-25 devnull 		 * get to us.
198 f7012583 2003-11-25 devnull 		 */
199 f7012583 2003-11-25 devnull 		if(be->send_event
200 f7012583 2003-11-25 devnull 		&& (~be->state&0xFFFF)==0
201 f7012583 2003-11-25 devnull 		&& (~be->button&0xFF)==0)
202 16a70966 2003-11-23 devnull 			return -1;
203 76193d7c 2003-09-30 devnull 		/* BUG? on mac need to inherit these from elsewhere? */
204 76193d7c 2003-09-30 devnull 		m->xy.x = be->x;
205 76193d7c 2003-09-30 devnull 		m->xy.y = be->y;
206 76193d7c 2003-09-30 devnull 		s = be->state;
207 76193d7c 2003-09-30 devnull 		m->msec = be->time;
208 76193d7c 2003-09-30 devnull 		switch(be->button){
209 76193d7c 2003-09-30 devnull 		case 1:
210 76193d7c 2003-09-30 devnull 			s |= Button1Mask;
211 76193d7c 2003-09-30 devnull 			break;
212 76193d7c 2003-09-30 devnull 		case 2:
213 76193d7c 2003-09-30 devnull 			s |= Button2Mask;
214 76193d7c 2003-09-30 devnull 			break;
215 76193d7c 2003-09-30 devnull 		case 3:
216 76193d7c 2003-09-30 devnull 			s |= Button3Mask;
217 76193d7c 2003-09-30 devnull 			break;
218 76193d7c 2003-09-30 devnull 		}
219 76193d7c 2003-09-30 devnull 		break;
220 76193d7c 2003-09-30 devnull 	case ButtonRelease:
221 76193d7c 2003-09-30 devnull 		be = (XButtonEvent*)e;
222 76193d7c 2003-09-30 devnull 		m->xy.x = be->x;
223 76193d7c 2003-09-30 devnull 		m->xy.y = be->y;
224 76193d7c 2003-09-30 devnull 		s = be->state;
225 76193d7c 2003-09-30 devnull 		m->msec = be->time;
226 76193d7c 2003-09-30 devnull 		switch(be->button){
227 76193d7c 2003-09-30 devnull 		case 1:
228 76193d7c 2003-09-30 devnull 			s &= ~Button1Mask;
229 76193d7c 2003-09-30 devnull 			break;
230 76193d7c 2003-09-30 devnull 		case 2:
231 76193d7c 2003-09-30 devnull 			s &= ~Button2Mask;
232 76193d7c 2003-09-30 devnull 			break;
233 76193d7c 2003-09-30 devnull 		case 3:
234 76193d7c 2003-09-30 devnull 			s &= ~Button3Mask;
235 76193d7c 2003-09-30 devnull 			break;
236 76193d7c 2003-09-30 devnull 		}
237 76193d7c 2003-09-30 devnull 		break;
238 76193d7c 2003-09-30 devnull 
239 76193d7c 2003-09-30 devnull 	case MotionNotify:
240 76193d7c 2003-09-30 devnull 		me = (XMotionEvent*)e;
241 76193d7c 2003-09-30 devnull 		s = me->state;
242 76193d7c 2003-09-30 devnull 		m->xy.x = me->x;
243 76193d7c 2003-09-30 devnull 		m->xy.y = me->y;
244 76193d7c 2003-09-30 devnull 		m->msec = me->time;
245 76193d7c 2003-09-30 devnull 		break;
246 76193d7c 2003-09-30 devnull 
247 76193d7c 2003-09-30 devnull 	default:
248 76193d7c 2003-09-30 devnull 		return -1;
249 76193d7c 2003-09-30 devnull 	}
250 76193d7c 2003-09-30 devnull 
251 76193d7c 2003-09-30 devnull 	m->buttons = 0;
252 76193d7c 2003-09-30 devnull 	if(s & Button1Mask)
253 76193d7c 2003-09-30 devnull 		m->buttons |= 1;
254 76193d7c 2003-09-30 devnull 	if(s & Button2Mask)
255 76193d7c 2003-09-30 devnull 		m->buttons |= 2;
256 76193d7c 2003-09-30 devnull 	if(s & Button3Mask)
257 76193d7c 2003-09-30 devnull 		m->buttons |= 4;
258 76193d7c 2003-09-30 devnull 
259 76193d7c 2003-09-30 devnull 	return 0;
260 76193d7c 2003-09-30 devnull }
261 76193d7c 2003-09-30 devnull 
262 76193d7c 2003-09-30 devnull void
263 32f69c36 2003-12-11 devnull _xmoveto(Point p)
264 76193d7c 2003-09-30 devnull {
265 76193d7c 2003-09-30 devnull 	XWarpPointer(_x.display, None, _x.drawable, 0, 0, 0, 0, p.x, p.y);
266 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
267 76193d7c 2003-09-30 devnull }
268 76193d7c 2003-09-30 devnull 
269 76193d7c 2003-09-30 devnull static int
270 76193d7c 2003-09-30 devnull revbyte(int b)
271 76193d7c 2003-09-30 devnull {
272 76193d7c 2003-09-30 devnull 	int r;
273 76193d7c 2003-09-30 devnull 
274 76193d7c 2003-09-30 devnull 	r = 0;
275 76193d7c 2003-09-30 devnull 	r |= (b&0x01) << 7;
276 76193d7c 2003-09-30 devnull 	r |= (b&0x02) << 5;
277 76193d7c 2003-09-30 devnull 	r |= (b&0x04) << 3;
278 76193d7c 2003-09-30 devnull 	r |= (b&0x08) << 1;
279 76193d7c 2003-09-30 devnull 	r |= (b&0x10) >> 1;
280 76193d7c 2003-09-30 devnull 	r |= (b&0x20) >> 3;
281 76193d7c 2003-09-30 devnull 	r |= (b&0x40) >> 5;
282 76193d7c 2003-09-30 devnull 	r |= (b&0x80) >> 7;
283 76193d7c 2003-09-30 devnull 	return r;
284 76193d7c 2003-09-30 devnull }
285 76193d7c 2003-09-30 devnull 
286 76193d7c 2003-09-30 devnull static void
287 76193d7c 2003-09-30 devnull xcursorarrow(void)
288 76193d7c 2003-09-30 devnull {
289 76193d7c 2003-09-30 devnull 	if(_x.cursor != 0){
290 76193d7c 2003-09-30 devnull 		XFreeCursor(_x.display, _x.cursor);
291 76193d7c 2003-09-30 devnull 		_x.cursor = 0;
292 76193d7c 2003-09-30 devnull 	}
293 76193d7c 2003-09-30 devnull 	XUndefineCursor(_x.display, _x.drawable);
294 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
295 76193d7c 2003-09-30 devnull }
296 76193d7c 2003-09-30 devnull 
297 76193d7c 2003-09-30 devnull 
298 76193d7c 2003-09-30 devnull void
299 32f69c36 2003-12-11 devnull _xsetcursor(Cursor *c)
300 76193d7c 2003-09-30 devnull {
301 76193d7c 2003-09-30 devnull 	XColor fg, bg;
302 76193d7c 2003-09-30 devnull 	XCursor xc;
303 76193d7c 2003-09-30 devnull 	Pixmap xsrc, xmask;
304 76193d7c 2003-09-30 devnull 	int i;
305 76193d7c 2003-09-30 devnull 	uchar src[2*16], mask[2*16];
306 76193d7c 2003-09-30 devnull 
307 76193d7c 2003-09-30 devnull 	if(c == nil){
308 76193d7c 2003-09-30 devnull 		xcursorarrow();
309 76193d7c 2003-09-30 devnull 		return;
310 76193d7c 2003-09-30 devnull 	}
311 76193d7c 2003-09-30 devnull 	for(i=0; i<2*16; i++){
312 76193d7c 2003-09-30 devnull 		src[i] = revbyte(c->set[i]);
313 76193d7c 2003-09-30 devnull 		mask[i] = revbyte(c->set[i] | c->clr[i]);
314 76193d7c 2003-09-30 devnull 	}
315 76193d7c 2003-09-30 devnull 
316 76193d7c 2003-09-30 devnull 	fg = _x.map[0];
317 76193d7c 2003-09-30 devnull 	bg = _x.map[255];
318 76193d7c 2003-09-30 devnull 	xsrc = XCreateBitmapFromData(_x.display, _x.drawable, src, 16, 16);
319 76193d7c 2003-09-30 devnull 	xmask = XCreateBitmapFromData(_x.display, _x.drawable, mask, 16, 16);
320 76193d7c 2003-09-30 devnull 	xc = XCreatePixmapCursor(_x.display, xsrc, xmask, &fg, &bg, -c->offset.x, -c->offset.y);
321 76193d7c 2003-09-30 devnull 	if(xc != 0) {
322 76193d7c 2003-09-30 devnull 		XDefineCursor(_x.display, _x.drawable, xc);
323 76193d7c 2003-09-30 devnull 		if(_x.cursor != 0)
324 76193d7c 2003-09-30 devnull 			XFreeCursor(_x.display, _x.cursor);
325 76193d7c 2003-09-30 devnull 		_x.cursor = xc;
326 76193d7c 2003-09-30 devnull 	}
327 76193d7c 2003-09-30 devnull 	XFreePixmap(_x.display, xsrc);
328 76193d7c 2003-09-30 devnull 	XFreePixmap(_x.display, xmask);
329 76193d7c 2003-09-30 devnull 	XFlush(_x.display);
330 161060a4 2003-10-11 devnull }
331 161060a4 2003-10-11 devnull 
332 161060a4 2003-10-11 devnull struct {
333 161060a4 2003-10-11 devnull 	char buf[SnarfSize];
334 161060a4 2003-10-11 devnull 	QLock lk;
335 161060a4 2003-10-11 devnull } clip;
336 161060a4 2003-10-11 devnull 
337 161060a4 2003-10-11 devnull char*
338 32f69c36 2003-12-11 devnull _xgetsnarf(XDisplay *xd)
339 161060a4 2003-10-11 devnull {
340 161060a4 2003-10-11 devnull 	uchar *data, *xdata;
341 16a70966 2003-11-23 devnull 	Atom clipboard, type, prop;
342 161060a4 2003-10-11 devnull 	ulong len, lastlen, dummy;
343 161060a4 2003-10-11 devnull 	int fmt, i;
344 161060a4 2003-10-11 devnull 	XWindow w;
345 161060a4 2003-10-11 devnull 
346 161060a4 2003-10-11 devnull 	qlock(&clip.lk);
347 16a70966 2003-11-23 devnull 	/*
348 16a70966 2003-11-23 devnull 	 * Is there a primary selection (highlighted text in an xterm)?
349 16a70966 2003-11-23 devnull 	 */
350 16a70966 2003-11-23 devnull 	clipboard = XA_PRIMARY;
351 161060a4 2003-10-11 devnull 	w = XGetSelectionOwner(xd, XA_PRIMARY);
352 161060a4 2003-10-11 devnull 	if(w == _x.drawable){
353 16a70966 2003-11-23 devnull 	mine:
354 161060a4 2003-10-11 devnull 		data = (uchar*)strdup(clip.buf);
355 161060a4 2003-10-11 devnull 		goto out;
356 161060a4 2003-10-11 devnull 	}
357 16a70966 2003-11-23 devnull 
358 16a70966 2003-11-23 devnull 	/*
359 16a70966 2003-11-23 devnull 	 * If not, is there a clipboard selection?
360 16a70966 2003-11-23 devnull 	 */
361 16a70966 2003-11-23 devnull 	if(w == None && _x.clipboard != None){
362 16a70966 2003-11-23 devnull 		clipboard = _x.clipboard;
363 16a70966 2003-11-23 devnull 		w = XGetSelectionOwner(xd, _x.clipboard);
364 16a70966 2003-11-23 devnull 		if(w == _x.drawable)
365 16a70966 2003-11-23 devnull 			goto mine;
366 16a70966 2003-11-23 devnull 	}
367 16a70966 2003-11-23 devnull 
368 16a70966 2003-11-23 devnull 	/*
369 16a70966 2003-11-23 devnull 	 * If not, give up.
370 16a70966 2003-11-23 devnull 	 */
371 161060a4 2003-10-11 devnull 	if(w == None){
372 161060a4 2003-10-11 devnull 		data = nil;
373 161060a4 2003-10-11 devnull 		goto out;
374 161060a4 2003-10-11 devnull 	}
375 16a70966 2003-11-23 devnull 		
376 161060a4 2003-10-11 devnull 	/*
377 161060a4 2003-10-11 devnull 	 * We should be waiting for SelectionNotify here, but it might never
378 16a70966 2003-11-23 devnull 	 * come, and we have no way to time out.  Instead, we will clear
379 16a70966 2003-11-23 devnull 	 * local property #1, request our buddy to fill it in for us, and poll
380 16a70966 2003-11-23 devnull 	 * until he's done or we get tired of waiting.
381 e39b8b19 2003-12-02 devnull 	 *
382 e39b8b19 2003-12-02 devnull 	 * We should try to go for _x.utf8string instead of XA_STRING,
383 e39b8b19 2003-12-02 devnull 	 * but that would add to the polling.
384 161060a4 2003-10-11 devnull 	 */
385 16a70966 2003-11-23 devnull 	prop = 1;
386 16a70966 2003-11-23 devnull 	XChangeProperty(xd, _x.drawable, prop, XA_STRING, 8, PropModeReplace, (uchar*)"", 0);
387 16a70966 2003-11-23 devnull 	XConvertSelection(xd, clipboard, XA_STRING, prop, _x.drawable, CurrentTime);
388 161060a4 2003-10-11 devnull 	XFlush(xd);
389 161060a4 2003-10-11 devnull 	lastlen = 0;
390 16a70966 2003-11-23 devnull 	for(i=0; i<10 || (lastlen!=0 && i<30); i++){
391 161060a4 2003-10-11 devnull 		usleep(100*1000);
392 16a70966 2003-11-23 devnull 		XGetWindowProperty(xd, _x.drawable, prop, 0, 0, 0, AnyPropertyType,
393 161060a4 2003-10-11 devnull 			&type, &fmt, &dummy, &len, &data);
394 161060a4 2003-10-11 devnull 		if(lastlen == len && len > 0)
395 161060a4 2003-10-11 devnull 			break;
396 161060a4 2003-10-11 devnull 		lastlen = len;
397 161060a4 2003-10-11 devnull 	}
398 e39b8b19 2003-12-02 devnull 	if(i == 10){
399 161060a4 2003-10-11 devnull 		data = nil;
400 161060a4 2003-10-11 devnull 		goto out;
401 161060a4 2003-10-11 devnull 	}
402 161060a4 2003-10-11 devnull 	/* get the property */
403 161060a4 2003-10-11 devnull 	data = nil;
404 16a70966 2003-11-23 devnull 	XGetWindowProperty(xd, _x.drawable, prop, 0, SnarfSize/sizeof(ulong), 0, 
405 161060a4 2003-10-11 devnull 		AnyPropertyType, &type, &fmt, &len, &dummy, &xdata);
406 e39b8b19 2003-12-02 devnull 	if((type != XA_STRING && type != _x.utf8string) || len == 0){
407 161060a4 2003-10-11 devnull 		if(xdata)
408 161060a4 2003-10-11 devnull 			XFree(xdata);
409 161060a4 2003-10-11 devnull 		data = nil;
410 161060a4 2003-10-11 devnull 	}else{
411 161060a4 2003-10-11 devnull 		if(xdata){
412 161060a4 2003-10-11 devnull 			data = strdup((char*)xdata);
413 161060a4 2003-10-11 devnull 			XFree(xdata);
414 161060a4 2003-10-11 devnull 		}else
415 161060a4 2003-10-11 devnull 			data = nil;
416 161060a4 2003-10-11 devnull 	}
417 161060a4 2003-10-11 devnull out:
418 161060a4 2003-10-11 devnull 	qunlock(&clip.lk);
419 161060a4 2003-10-11 devnull 	return data;
420 76193d7c 2003-09-30 devnull }
421 76193d7c 2003-09-30 devnull 
422 161060a4 2003-10-11 devnull void
423 32f69c36 2003-12-11 devnull _xputsnarf(XDisplay *xd, char *data)
424 161060a4 2003-10-11 devnull {
425 16a70966 2003-11-23 devnull 	XButtonEvent e;
426 16a70966 2003-11-23 devnull 
427 161060a4 2003-10-11 devnull 	if(strlen(data) >= SnarfSize)
428 161060a4 2003-10-11 devnull 		return;
429 161060a4 2003-10-11 devnull 	qlock(&clip.lk);
430 161060a4 2003-10-11 devnull 	strcpy(clip.buf, data);
431 16a70966 2003-11-23 devnull 
432 16a70966 2003-11-23 devnull 	/* leave note for mouse proc to assert selection ownership */
433 16a70966 2003-11-23 devnull 	_x.putsnarf++;
434 16a70966 2003-11-23 devnull 
435 16a70966 2003-11-23 devnull 	/* send mouse a fake event so snarf is announced */
436 16a70966 2003-11-23 devnull 	memset(&e, 0, sizeof e);
437 16a70966 2003-11-23 devnull 	e.type = ButtonPress;
438 16a70966 2003-11-23 devnull 	e.window = _x.drawable;
439 16a70966 2003-11-23 devnull 	e.state = ~0;
440 16a70966 2003-11-23 devnull 	e.button = ~0;
441 16a70966 2003-11-23 devnull 	XSendEvent(xd, _x.drawable, True, ButtonPressMask, (XEvent*)&e);
442 161060a4 2003-10-11 devnull 	XFlush(xd);
443 16a70966 2003-11-23 devnull 
444 161060a4 2003-10-11 devnull 	qunlock(&clip.lk);
445 161060a4 2003-10-11 devnull }
446 161060a4 2003-10-11 devnull 
447 161060a4 2003-10-11 devnull int
448 32f69c36 2003-12-11 devnull _xselect(XEvent *e, XDisplay *xd)
449 161060a4 2003-10-11 devnull {
450 e39b8b19 2003-12-02 devnull 	char *name;
451 161060a4 2003-10-11 devnull 	XEvent r;
452 161060a4 2003-10-11 devnull 	XSelectionRequestEvent *xe;
453 e39b8b19 2003-12-02 devnull 	Atom a[4];
454 161060a4 2003-10-11 devnull 
455 161060a4 2003-10-11 devnull 	memset(&r, 0, sizeof r);
456 161060a4 2003-10-11 devnull 	xe = (XSelectionRequestEvent*)e;
457 5a8e63b2 2004-02-29 devnull if(1) fprint(2, "xselect target=%d requestor=%d property=%d selection=%d\n",
458 e39b8b19 2003-12-02 devnull 	xe->target, xe->requestor, xe->property, xe->selection);
459 e39b8b19 2003-12-02 devnull 	r.xselection.property = xe->property;
460 e39b8b19 2003-12-02 devnull 	if(xe->target == _x.targets){
461 e39b8b19 2003-12-02 devnull 		a[0] = XA_STRING;
462 e39b8b19 2003-12-02 devnull 		a[1] = _x.utf8string;
463 e39b8b19 2003-12-02 devnull 		a[2] = _x.text;
464 e39b8b19 2003-12-02 devnull 		a[3] = _x.compoundtext;
465 e39b8b19 2003-12-02 devnull 
466 e39b8b19 2003-12-02 devnull 		XChangeProperty(xd, xe->requestor, xe->property, xe->target,
467 e39b8b19 2003-12-02 devnull 			8, PropModeReplace, (uchar*)a, sizeof a);
468 e39b8b19 2003-12-02 devnull 	}else if(xe->target == XA_STRING || xe->target == _x.utf8string || xe->target == _x.text || xe->target == _x.compoundtext){
469 e39b8b19 2003-12-02 devnull 		/* if the target is STRING we're supposed to reply with Latin1 XXX */
470 e39b8b19 2003-12-02 devnull 		qlock(&clip.lk);
471 e39b8b19 2003-12-02 devnull 		XChangeProperty(xd, xe->requestor, xe->property, xe->target,
472 e39b8b19 2003-12-02 devnull 			8, PropModeReplace, (uchar*)clip.buf, strlen(clip.buf));
473 e39b8b19 2003-12-02 devnull 		qunlock(&clip.lk);
474 161060a4 2003-10-11 devnull 	}else{
475 e39b8b19 2003-12-02 devnull 		name = XGetAtomName(xd, xe->target);
476 e39b8b19 2003-12-02 devnull 		fprint(2, "%s: cannot handle selection request for '%s' (%d)\n", argv0, name, (int)xe->target);
477 161060a4 2003-10-11 devnull 		r.xselection.property = None;
478 161060a4 2003-10-11 devnull 	}
479 161060a4 2003-10-11 devnull 
480 161060a4 2003-10-11 devnull 	r.xselection.display = xe->display;
481 161060a4 2003-10-11 devnull 	/* r.xselection.property filled above */
482 161060a4 2003-10-11 devnull 	r.xselection.target = xe->target;
483 161060a4 2003-10-11 devnull 	r.xselection.type = SelectionNotify;
484 161060a4 2003-10-11 devnull 	r.xselection.requestor = xe->requestor;
485 161060a4 2003-10-11 devnull 	r.xselection.time = xe->time;
486 161060a4 2003-10-11 devnull 	r.xselection.send_event = True;
487 161060a4 2003-10-11 devnull 	r.xselection.selection = xe->selection;
488 161060a4 2003-10-11 devnull 	XSendEvent(xd, xe->requestor, False, 0, &r);
489 161060a4 2003-10-11 devnull 	XFlush(xd);
490 161060a4 2003-10-11 devnull 	return 0;
491 161060a4 2003-10-11 devnull }
492 161060a4 2003-10-11 devnull 
493 161060a4 2003-10-11 devnull void
494 161060a4 2003-10-11 devnull putsnarf(char *data)
495 161060a4 2003-10-11 devnull {
496 32f69c36 2003-12-11 devnull 	_xputsnarf(_x.snarfcon, data);
497 161060a4 2003-10-11 devnull }
498 161060a4 2003-10-11 devnull 
499 161060a4 2003-10-11 devnull char*
500 161060a4 2003-10-11 devnull getsnarf(void)
501 161060a4 2003-10-11 devnull {
502 32f69c36 2003-12-11 devnull 	return _xgetsnarf(_x.snarfcon);
503 161060a4 2003-10-11 devnull }
504 161060a4 2003-10-11 devnull