Mercurial > dwm-meillo
annotate event.c @ 65:4f7b232bd72d
if stdin writer stops working, dwm consumed much IO load because it still tried to select on this fd, fixed
| author | Anselm R. Garbe <garbeam@wmii.de> |
|---|---|
| date | Fri, 14 Jul 2006 17:30:37 +0200 |
| parents | f14858218641 |
| children | e5fff8249705 |
| rev | line source |
|---|---|
| 5 | 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> | |
|
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7 #include <stdio.h> |
| 5 | 8 #include <stdlib.h> |
| 9 #include <string.h> | |
| 10 #include <X11/keysym.h> | |
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11 #include <X11/Xatom.h> |
| 5 | 12 |
| 43 | 13 #include "dwm.h" |
| 5 | 14 |
| 15 /* local functions */ | |
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16 static void buttonpress(XEvent *e); |
| 5 | 17 static void configurerequest(XEvent *e); |
| 18 static void destroynotify(XEvent *e); | |
| 19 static void enternotify(XEvent *e); | |
| 20 static void leavenotify(XEvent *e); | |
| 21 static void expose(XEvent *e); | |
| 22 static void keymapnotify(XEvent *e); | |
| 23 static void maprequest(XEvent *e); | |
| 24 static void propertynotify(XEvent *e); | |
| 25 static void unmapnotify(XEvent *e); | |
| 26 | |
| 27 void (*handler[LASTEvent]) (XEvent *) = { | |
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28 [ButtonPress] = buttonpress, |
| 5 | 29 [ConfigureRequest] = configurerequest, |
| 30 [DestroyNotify] = destroynotify, | |
| 31 [EnterNotify] = enternotify, | |
| 32 [LeaveNotify] = leavenotify, | |
| 33 [Expose] = expose, | |
| 34 [KeyPress] = keypress, | |
| 35 [KeymapNotify] = keymapnotify, | |
| 36 [MapRequest] = maprequest, | |
| 37 [PropertyNotify] = propertynotify, | |
| 38 [UnmapNotify] = unmapnotify | |
| 39 }; | |
| 40 | |
| 41 static void | |
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42 buttonpress(XEvent *e) |
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43 { |
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44 XButtonPressedEvent *ev = &e->xbutton; |
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45 Client *c; |
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46 |
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47 if(barwin == ev->window) |
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48 barclick(ev); |
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49 else if((c = getclient(ev->window))) { |
| 32 | 50 craise(c); |
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51 switch(ev->button) { |
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52 default: |
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53 break; |
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54 case Button1: |
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55 mmove(c); |
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56 break; |
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57 case Button2: |
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58 lower(c); |
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59 break; |
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60 case Button3: |
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61 mresize(c); |
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62 break; |
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63 } |
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64 } |
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65 } |
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66 |
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67 static void |
| 5 | 68 configurerequest(XEvent *e) |
| 69 { | |
| 70 XConfigureRequestEvent *ev = &e->xconfigurerequest; | |
| 71 XWindowChanges wc; | |
| 72 Client *c; | |
| 73 | |
| 74 ev->value_mask &= ~CWSibling; | |
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75 if((c = getclient(ev->window))) { |
| 29 | 76 gravitate(c, True); |
| 5 | 77 if(ev->value_mask & CWX) |
| 20 | 78 c->x = ev->x; |
| 5 | 79 if(ev->value_mask & CWY) |
| 20 | 80 c->y = ev->y; |
| 5 | 81 if(ev->value_mask & CWWidth) |
| 20 | 82 c->w = ev->width; |
| 5 | 83 if(ev->value_mask & CWHeight) |
| 20 | 84 c->h = ev->height; |
| 29 | 85 if(ev->value_mask & CWBorderWidth) |
| 55 | 86 c->border = 1; |
| 29 | 87 gravitate(c, False); |
| 53 | 88 resize(c, True); |
| 5 | 89 } |
| 90 | |
| 91 wc.x = ev->x; | |
| 92 wc.y = ev->y; | |
| 93 wc.width = ev->width; | |
| 94 wc.height = ev->height; | |
| 25 | 95 wc.border_width = 1; |
| 5 | 96 wc.sibling = None; |
| 97 wc.stack_mode = Above; | |
| 98 ev->value_mask &= ~CWStackMode; | |
| 99 ev->value_mask |= CWBorderWidth; | |
| 100 XConfigureWindow(dpy, ev->window, ev->value_mask, &wc); | |
| 101 XFlush(dpy); | |
| 102 } | |
| 103 | |
| 104 static void | |
| 105 destroynotify(XEvent *e) | |
| 106 { | |
| 107 Client *c; | |
| 108 XDestroyWindowEvent *ev = &e->xdestroywindow; | |
| 109 | |
| 11 | 110 if((c = getclient(ev->window))) |
| 111 unmanage(c); | |
| 5 | 112 } |
| 113 | |
| 114 static void | |
| 115 enternotify(XEvent *e) | |
| 116 { | |
| 117 XCrossingEvent *ev = &e->xcrossing; | |
| 118 Client *c; | |
| 119 | |
| 120 if(ev->mode != NotifyNormal || ev->detail == NotifyInferior) | |
| 121 return; | |
| 122 | |
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123 if((c = getclient(ev->window))) |
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124 focus(c); |
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125 else if(ev->window == root) |
| 31 | 126 issel = True; |
| 5 | 127 } |
| 128 | |
| 129 static void | |
| 130 leavenotify(XEvent *e) | |
| 131 { | |
| 132 XCrossingEvent *ev = &e->xcrossing; | |
| 133 | |
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134 if((ev->window == root) && !ev->same_screen) |
| 31 | 135 issel = True; |
| 5 | 136 } |
| 137 | |
| 138 static void | |
| 139 expose(XEvent *e) | |
| 140 { | |
| 141 XExposeEvent *ev = &e->xexpose; | |
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142 Client *c; |
| 5 | 143 |
| 144 if(ev->count == 0) { | |
| 23 | 145 if((c = gettitle(ev->window))) |
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146 draw_client(c); |
| 5 | 147 } |
| 148 } | |
| 149 | |
| 150 static void | |
| 151 keymapnotify(XEvent *e) | |
| 152 { | |
| 153 update_keys(); | |
| 154 } | |
| 155 | |
| 156 static void | |
| 157 maprequest(XEvent *e) | |
| 158 { | |
| 159 XMapRequestEvent *ev = &e->xmaprequest; | |
| 160 static XWindowAttributes wa; | |
| 161 | |
| 162 if(!XGetWindowAttributes(dpy, ev->window, &wa)) | |
| 163 return; | |
| 164 | |
| 165 if(wa.override_redirect) { | |
| 166 XSelectInput(dpy, ev->window, | |
| 167 (StructureNotifyMask | PropertyChangeMask)); | |
| 168 return; | |
| 169 } | |
| 170 | |
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171 if(!getclient(ev->window)) |
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172 manage(ev->window, &wa); |
| 5 | 173 } |
| 174 | |
| 175 static void | |
| 176 propertynotify(XEvent *e) | |
| 177 { | |
| 178 XPropertyEvent *ev = &e->xproperty; | |
| 53 | 179 Window trans; |
| 5 | 180 Client *c; |
| 181 | |
| 182 if(ev->state == PropertyDelete) | |
| 183 return; /* ignore */ | |
| 184 | |
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185 if((c = getclient(ev->window))) { |
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186 if(ev->atom == wm_atom[WMProtocols]) { |
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187 c->proto = win_proto(c->win); |
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188 return; |
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189 } |
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190 switch (ev->atom) { |
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191 default: break; |
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192 case XA_WM_TRANSIENT_FOR: |
| 53 | 193 XGetTransientForHint(dpy, c->win, &trans); |
| 194 if(!c->floating && (c->floating = (trans != 0))) | |
| 195 arrange(NULL); | |
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196 break; |
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197 case XA_WM_NORMAL_HINTS: |
| 20 | 198 update_size(c); |
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199 break; |
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200 } |
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201 if(ev->atom == XA_WM_NAME || ev->atom == net_atom[NetWMName]) { |
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202 update_name(c); |
| 32 | 203 draw_client(c); |
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204 } |
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205 } |
| 5 | 206 } |
| 207 | |
| 208 static void | |
| 209 unmapnotify(XEvent *e) | |
| 210 { | |
| 211 Client *c; | |
| 212 XUnmapEvent *ev = &e->xunmap; | |
| 213 | |
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214 if((c = getclient(ev->window))) |
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215 unmanage(c); |
| 5 | 216 } |