dwm-meillo

annotate event.c @ 26:e8f627998d6f

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simplified several portions of code through replacing rect structs with x,y,h,w counterparts (much more readable)
author Anselm R. Garbe <garbeam@wmii.de>
date Wed, 12 Jul 2006 15:17:22 +0200
parents e238dc4844d7
children 8ad86d0a6a53
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@5 80 if(ev->value_mask & CWX)
garbeam@20 81 c->x = ev->x;
garbeam@5 82 if(ev->value_mask & CWY)
garbeam@20 83 c->y = ev->y;
garbeam@5 84 if(ev->value_mask & CWWidth)
garbeam@20 85 c->w = ev->width;
garbeam@5 86 if(ev->value_mask & CWHeight)
garbeam@20 87 c->h = ev->height;
garbeam@5 88 }
garbeam@5 89
garbeam@5 90 wc.x = ev->x;
garbeam@5 91 wc.y = ev->y;
garbeam@5 92 wc.width = ev->width;
garbeam@5 93 wc.height = ev->height;
garbeam@25 94 wc.border_width = 1;
garbeam@5 95 wc.sibling = None;
garbeam@5 96 wc.stack_mode = Above;
garbeam@5 97 ev->value_mask &= ~CWStackMode;
garbeam@5 98 ev->value_mask |= CWBorderWidth;
garbeam@5 99 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
garbeam@5 100 XFlush(dpy);
garbeam@5 101 }
garbeam@5 102
garbeam@5 103 static void
garbeam@5 104 destroynotify(XEvent *e)
garbeam@5 105 {
garbeam@5 106 Client *c;
garbeam@5 107 XDestroyWindowEvent *ev = &e->xdestroywindow;
garbeam@5 108
garbeam@11 109 if((c = getclient(ev->window)))
garbeam@11 110 unmanage(c);
garbeam@5 111 }
garbeam@5 112
garbeam@5 113 static void
garbeam@5 114 enternotify(XEvent *e)
garbeam@5 115 {
garbeam@5 116 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 117 Client *c;
garbeam@5 118
garbeam@5 119 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
garbeam@5 120 return;
garbeam@5 121
garbeam@13 122 if((c = getclient(ev->window)))
garbeam@13 123 focus(c);
garbeam@26 124 else if(ev->window == root)
garbeam@5 125 sel_screen = True;
garbeam@5 126 }
garbeam@5 127
garbeam@5 128 static void
garbeam@5 129 leavenotify(XEvent *e)
garbeam@5 130 {
garbeam@5 131 XCrossingEvent *ev = &e->xcrossing;
garbeam@5 132
garbeam@26 133 if((ev->window == root) && !ev->same_screen)
garbeam@5 134 sel_screen = True;
garbeam@5 135 }
garbeam@5 136
garbeam@5 137 static void
garbeam@5 138 expose(XEvent *e)
garbeam@5 139 {
garbeam@5 140 XExposeEvent *ev = &e->xexpose;
garbeam@21 141 Client *c;
garbeam@5 142
garbeam@5 143 if(ev->count == 0) {
garbeam@23 144 if((c = gettitle(ev->window)))
garbeam@21 145 draw_client(c);
garbeam@21 146 else if(ev->window == barwin)
garbeam@5 147 draw_bar();
garbeam@5 148 }
garbeam@5 149 }
garbeam@5 150
garbeam@5 151 static void
garbeam@5 152 keymapnotify(XEvent *e)
garbeam@5 153 {
garbeam@5 154 update_keys();
garbeam@5 155 }
garbeam@5 156
garbeam@5 157 static void
garbeam@5 158 maprequest(XEvent *e)
garbeam@5 159 {
garbeam@5 160 XMapRequestEvent *ev = &e->xmaprequest;
garbeam@5 161 static XWindowAttributes wa;
garbeam@5 162
garbeam@5 163 if(!XGetWindowAttributes(dpy, ev->window, &wa))
garbeam@5 164 return;
garbeam@5 165
garbeam@5 166 if(wa.override_redirect) {
garbeam@5 167 XSelectInput(dpy, ev->window,
garbeam@5 168 (StructureNotifyMask | PropertyChangeMask));
garbeam@5 169 return;
garbeam@5 170 }
garbeam@5 171
garbeam@10 172 if(!getclient(ev->window))
garbeam@10 173 manage(ev->window, &wa);
garbeam@5 174 }
garbeam@5 175
garbeam@5 176 static void
garbeam@5 177 propertynotify(XEvent *e)
garbeam@5 178 {
garbeam@5 179 XPropertyEvent *ev = &e->xproperty;
garbeam@5 180 Client *c;
garbeam@5 181
garbeam@5 182 if(ev->state == PropertyDelete)
garbeam@5 183 return; /* ignore */
garbeam@5 184
garbeam@13 185 if(ev->atom == wm_atom[WMProtocols]) {
garbeam@13 186 c->proto = win_proto(c->win);
garbeam@13 187 return;
garbeam@13 188 }
garbeam@13 189 if((c = getclient(ev->window))) {
garbeam@13 190 switch (ev->atom) {
garbeam@13 191 default: break;
garbeam@13 192 case XA_WM_TRANSIENT_FOR:
garbeam@13 193 XGetTransientForHint(dpy, c->win, &c->trans);
garbeam@13 194 break;
garbeam@20 195 update_size(c);
garbeam@13 196 case XA_WM_NORMAL_HINTS:
garbeam@20 197 update_size(c);
garbeam@13 198 break;
garbeam@13 199 }
garbeam@13 200 if(ev->atom == XA_WM_NAME || ev->atom == net_atom[NetWMName]) {
garbeam@13 201 update_name(c);
garbeam@22 202 if(c == stack)
garbeam@22 203 draw_bar();
garbeam@22 204 else
garbeam@22 205 draw_client(c);
garbeam@13 206 }
garbeam@13 207 }
garbeam@5 208 }
garbeam@5 209
garbeam@5 210 static void
garbeam@5 211 unmapnotify(XEvent *e)
garbeam@5 212 {
garbeam@5 213 Client *c;
garbeam@5 214 XUnmapEvent *ev = &e->xunmap;
garbeam@5 215
garbeam@10 216 if((c = getclient(ev->window)))
garbeam@10 217 unmanage(c);
garbeam@5 218 }