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annotate event.c @ 29:8ad86d0a6a53

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added gravity stuff
author Anselm R. Garbe <garbeam@wmii.de>
date Wed, 12 Jul 2006 17:17:15 +0200
parents e8f627998d6f
children 2e0fb4130bfb
rev   line source
garbeam@5 1 /*
garbeam@5 2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
garbeam@5 3 * See LICENSE file for license details.
garbeam@5 4 */
garbeam@5 5
garbeam@5 6 #include <fcntl.h>
garbeam@5 7 #include <stdlib.h>
garbeam@5 8 #include <string.h>
garbeam@5 9 #include <X11/keysym.h>
garbeam@13 10 #include <X11/Xatom.h>
garbeam@5 11
garbeam@5 12 #include "wm.h"
garbeam@5 13
garbeam@5 14 /* local functions */
garbeam@18 15 static void buttonpress(XEvent *e);
garbeam@5 16 static void configurerequest(XEvent *e);
garbeam@5 17 static void destroynotify(XEvent *e);
garbeam@5 18 static void enternotify(XEvent *e);
garbeam@5 19 static void leavenotify(XEvent *e);
garbeam@5 20 static void expose(XEvent *e);
garbeam@5 21 static void keymapnotify(XEvent *e);
garbeam@5 22 static void maprequest(XEvent *e);
garbeam@5 23 static void propertynotify(XEvent *e);
garbeam@5 24 static void unmapnotify(XEvent *e);
garbeam@5 25
garbeam@5 26 void (*handler[LASTEvent]) (XEvent *) = {
garbeam@18 27 [ButtonPress] = buttonpress,
garbeam@5 28 [ConfigureRequest] = configurerequest,
garbeam@5 29 [DestroyNotify] = destroynotify,
garbeam@5 30 [EnterNotify] = enternotify,
garbeam@5 31 [LeaveNotify] = leavenotify,
garbeam@5 32 [Expose] = expose,
garbeam@5 33 [KeyPress] = keypress,
garbeam@5 34 [KeymapNotify] = keymapnotify,
garbeam@5 35 [MapRequest] = maprequest,
garbeam@5 36 [PropertyNotify] = propertynotify,
garbeam@5 37 [UnmapNotify] = unmapnotify
garbeam@5 38 };
garbeam@5 39
garbeam@26 40 void
garbeam@18 41 discard_events(long even_mask)
garbeam@5 42 {
garbeam@5 43 XEvent ev;
garbeam@26 44 while(XCheckMaskEvent(dpy, even_mask, &ev));
garbeam@5 45 }
garbeam@5 46
garbeam@5 47 static void
garbeam@18 48 buttonpress(XEvent *e)
garbeam@18 49 {
garbeam@18 50 XButtonPressedEvent *ev = &e->xbutton;
garbeam@18 51 Client *c;
garbeam@18 52
garbeam@18 53 if((c = getclient(ev->window))) {
garbeam@26 54 raise(c);
garbeam@18 55 switch(ev->button) {
garbeam@18 56 default:
garbeam@18 57 break;
garbeam@18 58 case Button1:
garbeam@18 59 mmove(c);
garbeam@18 60 break;
garbeam@18 61 case Button2:
garbeam@26 62 lower(c);
garbeam@18 63 break;
garbeam@18 64 case Button3:
garbeam@18 65 mresize(c);
garbeam@18 66 break;
garbeam@18 67 }
garbeam@18 68 }
garbeam@18 69 }
garbeam@18 70
garbeam@18 71 static void
garbeam@5 72 configurerequest(XEvent *e)
garbeam@5 73 {
garbeam@5 74 XConfigureRequestEvent *ev = &e->xconfigurerequest;
garbeam@5 75 XWindowChanges wc;
garbeam@5 76 Client *c;
garbeam@5 77
garbeam@5 78 ev->value_mask &= ~CWSibling;
garbeam@18 79 if((c = getclient(ev->window))) {
garbeam@29 80 gravitate(c, True);
garbeam@5 81 if(ev->value_mask & CWX)
garbeam@20 82 c->x = ev->x;
garbeam@5 83 if(ev->value_mask & CWY)
garbeam@20 84 c->y = ev->y;
garbeam@5 85 if(ev->value_mask & CWWidth)
garbeam@20 86 c->w = ev->width;
garbeam@5 87 if(ev->value_mask & CWHeight)
garbeam@20 88 c->h = ev->height;
garbeam@29 89 if(ev->value_mask & CWBorderWidth)
garbeam@29 90 c->border = ev->border_width;
garbeam@29 91 gravitate(c, False);
garbeam@5 92 }
garbeam@5 93
garbeam@5 94 wc.x = ev->x;
garbeam@5 95 wc.y = ev->y;
garbeam@5 96 wc.width = ev->width;
garbeam@5 97 wc.height = ev->height;
garbeam@25 98 wc.border_width = 1;
garbeam@5 99 wc.sibling = None;
garbeam@5 100 wc.stack_mode = Above;
garbeam@5 101 ev->value_mask &= ~CWStackMode;
garbeam@5 102 ev->value_mask |= CWBorderWidth;
garbeam@5 103 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
garbeam@5 104 XFlush(dpy);
garbeam@5 105 }
garbeam@5 106
garbeam@5 107 static void
garbeam@5 108 destroynotify(XEvent *e)
garbeam@5 109 {
garbeam@5 110 Client *c;
garbeam@5 111 XDestroyWindowEvent *ev = &e->xdestroywindow;
garbeam@5 112
garbeam@11 113 if((c = getclient(ev->window)))
garbeam@11 114 unmanage(c);
garbeam@5 115 }
garbeam@5 116
garbeam@5 117 static void
garbeam@5 118 enternotify(XEvent *e)
garbeam@5 119 {
garbeam@5 120 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 121 Client *c;
garbeam@5 122
garbeam@5 123 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
garbeam@5 124 return;
garbeam@5 125
garbeam@13 126 if((c = getclient(ev->window)))
garbeam@13 127 focus(c);
garbeam@26 128 else if(ev->window == root)
garbeam@5 129 sel_screen = True;
garbeam@5 130 }
garbeam@5 131
garbeam@5 132 static void
garbeam@5 133 leavenotify(XEvent *e)
garbeam@5 134 {
garbeam@5 135 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 136
garbeam@26 137 if((ev->window == root) && !ev->same_screen)
garbeam@5 138 sel_screen = True;
garbeam@5 139 }
garbeam@5 140
garbeam@5 141 static void
garbeam@5 142 expose(XEvent *e)
garbeam@5 143 {
garbeam@5 144 XExposeEvent *ev = &e->xexpose;
garbeam@21 145 Client *c;
garbeam@5 146
garbeam@5 147 if(ev->count == 0) {
garbeam@23 148 if((c = gettitle(ev->window)))
garbeam@21 149 draw_client(c);
garbeam@21 150 else if(ev->window == barwin)
garbeam@5 151 draw_bar();
garbeam@5 152 }
garbeam@5 153 }
garbeam@5 154
garbeam@5 155 static void
garbeam@5 156 keymapnotify(XEvent *e)
garbeam@5 157 {
garbeam@5 158 update_keys();
garbeam@5 159 }
garbeam@5 160
garbeam@5 161 static void
garbeam@5 162 maprequest(XEvent *e)
garbeam@5 163 {
garbeam@5 164 XMapRequestEvent *ev = &e->xmaprequest;
garbeam@5 165 static XWindowAttributes wa;
garbeam@5 166
garbeam@5 167 if(!XGetWindowAttributes(dpy, ev->window, &wa))
garbeam@5 168 return;
garbeam@5 169
garbeam@5 170 if(wa.override_redirect) {
garbeam@5 171 XSelectInput(dpy, ev->window,
garbeam@5 172 (StructureNotifyMask | PropertyChangeMask));
garbeam@5 173 return;
garbeam@5 174 }
garbeam@5 175
garbeam@10 176 if(!getclient(ev->window))
garbeam@10 177 manage(ev->window, &wa);
garbeam@5 178 }
garbeam@5 179
garbeam@5 180 static void
garbeam@5 181 propertynotify(XEvent *e)
garbeam@5 182 {
garbeam@5 183 XPropertyEvent *ev = &e->xproperty;
garbeam@5 184 Client *c;
garbeam@5 185
garbeam@5 186 if(ev->state == PropertyDelete)
garbeam@5 187 return; /* ignore */
garbeam@5 188
garbeam@13 189 if(ev->atom == wm_atom[WMProtocols]) {
garbeam@13 190 c->proto = win_proto(c->win);
garbeam@13 191 return;
garbeam@13 192 }
garbeam@13 193 if((c = getclient(ev->window))) {
garbeam@13 194 switch (ev->atom) {
garbeam@13 195 default: break;
garbeam@13 196 case XA_WM_TRANSIENT_FOR:
garbeam@13 197 XGetTransientForHint(dpy, c->win, &c->trans);
garbeam@13 198 break;
garbeam@20 199 update_size(c);
garbeam@13 200 case XA_WM_NORMAL_HINTS:
garbeam@20 201 update_size(c);
garbeam@13 202 break;
garbeam@13 203 }
garbeam@13 204 if(ev->atom == XA_WM_NAME || ev->atom == net_atom[NetWMName]) {
garbeam@13 205 update_name(c);
garbeam@22 206 if(c == stack)
garbeam@22 207 draw_bar();
garbeam@22 208 else
garbeam@22 209 draw_client(c);
garbeam@13 210 }
garbeam@13 211 }
garbeam@5 212 }
garbeam@5 213
garbeam@5 214 static void
garbeam@5 215 unmapnotify(XEvent *e)
garbeam@5 216 {
garbeam@5 217 Client *c;
garbeam@5 218 XUnmapEvent *ev = &e->xunmap;
garbeam@5 219
garbeam@10 220 if((c = getclient(ev->window)))
garbeam@10 221 unmanage(c);
garbeam@5 222 }