event.c
changeset 5 e5018cae273f
child 6 e0cefb3981c8
equal deleted inserted replaced
4:991bd8b0771e 5:e5018cae273f
       
     1 /*
       
     2  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
       
     3  * See LICENSE file for license details.
       
     4  */
       
     5 
       
     6 #include <fcntl.h>
       
     7 #include <stdlib.h>
       
     8 #include <string.h>
       
     9 #include <X11/keysym.h>
       
    10 
       
    11 #include "wm.h"
       
    12 
       
    13 /* local functions */
       
    14 static void configurerequest(XEvent *e);
       
    15 static void destroynotify(XEvent *e);
       
    16 static void enternotify(XEvent *e);
       
    17 static void leavenotify(XEvent *e);
       
    18 static void expose(XEvent *e);
       
    19 static void keypress(XEvent *e);
       
    20 static void keymapnotify(XEvent *e);
       
    21 static void maprequest(XEvent *e);
       
    22 static void propertynotify(XEvent *e);
       
    23 static void unmapnotify(XEvent *e);
       
    24 
       
    25 void (*handler[LASTEvent]) (XEvent *) = {
       
    26 	[ConfigureRequest] = configurerequest,
       
    27 	[DestroyNotify] = destroynotify,
       
    28 	[EnterNotify] = enternotify,
       
    29 	[LeaveNotify] = leavenotify,
       
    30 	[Expose] = expose,
       
    31 	[KeyPress] = keypress,
       
    32 	[KeymapNotify] = keymapnotify,
       
    33 	[MapRequest] = maprequest,
       
    34 	[PropertyNotify] = propertynotify,
       
    35 	[UnmapNotify] = unmapnotify
       
    36 };
       
    37 
       
    38 unsigned int
       
    39 flush_masked_events(long even_mask)
       
    40 {
       
    41 	XEvent ev;
       
    42 	unsigned int n = 0;
       
    43 	while(XCheckMaskEvent(dpy, even_mask, &ev)) n++;
       
    44 	return n;
       
    45 }
       
    46 
       
    47 static void
       
    48 configurerequest(XEvent *e)
       
    49 {
       
    50 #if 0
       
    51 	XConfigureRequestEvent *ev = &e->xconfigurerequest;
       
    52 	XWindowChanges wc;
       
    53 	XRectangle *frect;
       
    54 	Client *c;
       
    55 
       
    56 	c = client_of_win(ev->window);
       
    57 	ev->value_mask &= ~CWSibling;
       
    58 	if(c) {
       
    59 		gravitate_client(c, True);
       
    60 
       
    61 		if(ev->value_mask & CWX)
       
    62 			c->rect.x = ev->x;
       
    63 		if(ev->value_mask & CWY)
       
    64 			c->rect.y = ev->y;
       
    65 		if(ev->value_mask & CWWidth)
       
    66 			c->rect.width = ev->width;
       
    67 		if(ev->value_mask & CWHeight)
       
    68 			c->rect.height = ev->height;
       
    69 		if(ev->value_mask & CWBorderWidth)
       
    70 			c->border = ev->border_width;
       
    71 
       
    72 		gravitate_client(c, False);
       
    73 
       
    74 		if(c->frame) {
       
    75 			if(c->sel->area->floating)
       
    76 				frect=&c->sel->rect;
       
    77 			else
       
    78 				frect=&c->sel->revert;
       
    79 
       
    80 			if(c->rect.width >= screen->rect.width && c->rect.height >= screen->rect.height) {
       
    81 				frect->y = wc.y = -height_of_bar();
       
    82 				frect->x = wc.x = -def.border;
       
    83 			}
       
    84 			else {
       
    85 				frect->y = wc.y = c->rect.y - height_of_bar();
       
    86 				frect->x = wc.x = c->rect.x - def.border;
       
    87 			}
       
    88 			frect->width = wc.width = c->rect.width + 2 * def.border;
       
    89 			frect->height = wc.height = c->rect.height + def.border
       
    90 				+ height_of_bar();
       
    91 			wc.border_width = 1;
       
    92 			wc.sibling = None;
       
    93 			wc.stack_mode = ev->detail;
       
    94 			if(c->sel->area->view != screen->sel)
       
    95 				wc.x += 2 * screen->rect.width;
       
    96 			if(c->sel->area->floating) {
       
    97 				XConfigureWindow(dpy, c->framewin, ev->value_mask, &wc);
       
    98 				configure_client(c);
       
    99 			}
       
   100 		}
       
   101 	}
       
   102 
       
   103 	wc.x = ev->x;
       
   104 	wc.y = ev->y;
       
   105 	wc.width = ev->width;
       
   106 	wc.height = ev->height;
       
   107 
       
   108 	if(c && c->frame) {
       
   109 		wc.x = def.border;
       
   110 		wc.y = height_of_bar();
       
   111 		wc.width = c->sel->rect.width - 2 * def.border;
       
   112 		wc.height = c->sel->rect.height - def.border - height_of_bar();
       
   113 	}
       
   114 
       
   115 	wc.border_width = 0;
       
   116 	wc.sibling = None;
       
   117 	wc.stack_mode = Above;
       
   118 	ev->value_mask &= ~CWStackMode;
       
   119 	ev->value_mask |= CWBorderWidth;
       
   120 	XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
       
   121 
       
   122 	XFlush(dpy);
       
   123 #endif
       
   124 }
       
   125 
       
   126 static void
       
   127 destroynotify(XEvent *e)
       
   128 {
       
   129 #if 0
       
   130 	Client *c;
       
   131 	XDestroyWindowEvent *ev = &e->xdestroywindow;
       
   132 
       
   133 	if((c = client_of_win(ev->window)))
       
   134 		destroy_client(c);
       
   135 #endif
       
   136 }
       
   137 
       
   138 static void
       
   139 enternotify(XEvent *e)
       
   140 {
       
   141 #if 0
       
   142 	XCrossingEvent *ev = &e->xcrossing;
       
   143 	Client *c;
       
   144 
       
   145 	if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
       
   146 		return;
       
   147 
       
   148 	if((c = client_of_win(ev->window))) {
       
   149 		Frame *f = c->sel;
       
   150 		Area *a = f->area;
       
   151 		if(a->mode == Colmax)
       
   152 			c = a->sel->client;
       
   153 		focus(c, False);
       
   154 	}
       
   155 	else if(ev->window == root) {
       
   156 		sel_screen = True;
       
   157 		draw_frames();
       
   158 	}
       
   159 #endif
       
   160 }
       
   161 
       
   162 static void
       
   163 leavenotify(XEvent *e)
       
   164 {
       
   165 	XCrossingEvent *ev = &e->xcrossing;
       
   166 
       
   167 	if((ev->window == root) && !ev->same_screen) {
       
   168 		sel_screen = True;
       
   169 		/*draw_frames();*/
       
   170 	}
       
   171 }
       
   172 
       
   173 static void
       
   174 expose(XEvent *e)
       
   175 {
       
   176 	XExposeEvent *ev = &e->xexpose;
       
   177 
       
   178 	if(ev->count == 0) {
       
   179 		if(ev->window == barwin)
       
   180 			draw_bar();
       
   181 	}
       
   182 }
       
   183 
       
   184 static void
       
   185 keypress(XEvent *e)
       
   186 {
       
   187 #if 0
       
   188 	XKeyEvent *ev = &e->xkey;
       
   189 	KeySym k = 0;
       
   190 	char buf[32];
       
   191 	int n;
       
   192 	static Frame *f;
       
   193 
       
   194 
       
   195 	ev->state &= valid_mask;
       
   196 	if((f = frame_of_win(ev->window))) {
       
   197 		buf[0] = 0;
       
   198 		n = XLookupString(ev, buf, sizeof(buf), &k, 0);
       
   199 		if(IsFunctionKey(k) || IsKeypadKey(k) || IsMiscFunctionKey(k)
       
   200 				|| IsPFKey(k) || IsPrivateKeypadKey(k))
       
   201 			return;
       
   202 		buf[n] = 0;
       
   203 		blitz_kpress_input(&f->tagbar, ev->state, k, buf);
       
   204 	}
       
   205 	else
       
   206 		key(root, ev->state, (KeyCode) ev->keycode);
       
   207 #endif
       
   208 }
       
   209 
       
   210 static void
       
   211 keymapnotify(XEvent *e)
       
   212 {
       
   213 #if 0
       
   214 	update_keys();
       
   215 #endif
       
   216 }
       
   217 
       
   218 static void
       
   219 maprequest(XEvent *e)
       
   220 {
       
   221 #if 0
       
   222 	XMapRequestEvent *ev = &e->xmaprequest;
       
   223 	static XWindowAttributes wa;
       
   224 
       
   225 	if(!XGetWindowAttributes(dpy, ev->window, &wa))
       
   226 		return;
       
   227 
       
   228 	if(wa.override_redirect) {
       
   229 		XSelectInput(dpy, ev->window,
       
   230 				(StructureNotifyMask | PropertyChangeMask));
       
   231 		return;
       
   232 	}
       
   233 
       
   234 	if(!client_of_win(ev->window))
       
   235 		manage_client(create_client(ev->window, &wa));
       
   236 #endif
       
   237 }
       
   238 
       
   239 static void
       
   240 propertynotify(XEvent *e)
       
   241 {
       
   242 #if 0
       
   243 	XPropertyEvent *ev = &e->xproperty;
       
   244 	Client *c;
       
   245 
       
   246 	if(ev->state == PropertyDelete)
       
   247 		return; /* ignore */
       
   248 
       
   249 	if((c = client_of_win(ev->window)))
       
   250 		prop_client(c, ev);
       
   251 #endif
       
   252 }
       
   253 
       
   254 static void
       
   255 unmapnotify(XEvent *e)
       
   256 {
       
   257 #if 0
       
   258 	Client *c;
       
   259 	XUnmapEvent *ev = &e->xunmap;
       
   260 
       
   261 	if((c = client_of_win(ev->window)))
       
   262 		destroy_client(c);
       
   263 #endif
       
   264 }