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377 lines
7.6 KiB
377 lines
7.6 KiB
/*
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* (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include "dwm.h"
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#include <stdlib.h>
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#include <X11/keysym.h>
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#include <X11/Xatom.h>
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/* static */
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typedef struct {
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unsigned long mod;
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KeySym keysym;
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void (*func)(Arg *arg);
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Arg arg;
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} Key;
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KEYS
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#define CLEANMASK(mask) (mask & ~(NUMLOCKMASK | LockMask))
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static void
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movemouse(Client *c)
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{
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int x1, y1, ocx, ocy, di;
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unsigned int dui;
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Window dummy;
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XEvent ev;
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ocx = c->x;
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ocy = c->y;
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if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
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None, cursor[CurMove], CurrentTime) != GrabSuccess)
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return;
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XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
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for(;;) {
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XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
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switch (ev.type) {
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default: break;
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case Expose:
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handler[Expose](&ev);
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break;
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case MotionNotify:
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XSync(dpy, False);
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c->x = ocx + (ev.xmotion.x - x1);
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c->y = ocy + (ev.xmotion.y - y1);
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resize(c, False, TopLeft);
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break;
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case ButtonRelease:
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XUngrabPointer(dpy, CurrentTime);
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return;
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}
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}
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}
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static void
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resizemouse(Client *c)
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{
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int ocx, ocy;
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Corner sticky;
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XEvent ev;
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ocx = c->x;
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ocy = c->y;
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if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
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None, cursor[CurResize], CurrentTime) != GrabSuccess)
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return;
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XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w, c->h);
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for(;;) {
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XMaskEvent(dpy, MOUSEMASK | ExposureMask, &ev);
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switch(ev.type) {
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default: break;
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case Expose:
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handler[Expose](&ev);
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break;
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case MotionNotify:
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XSync(dpy, False);
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c->w = abs(ocx - ev.xmotion.x);
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c->h = abs(ocy - ev.xmotion.y);
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c->x = (ocx <= ev.xmotion.x) ? ocx : ocx - c->w;
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c->y = (ocy <= ev.xmotion.y) ? ocy : ocy - c->h;
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if(ocx <= ev.xmotion.x)
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sticky = (ocy <= ev.xmotion.y) ? TopLeft : BotLeft;
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else
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sticky = (ocy <= ev.xmotion.y) ? TopRight : BotRight;
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resize(c, True, sticky);
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break;
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case ButtonRelease:
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XUngrabPointer(dpy, CurrentTime);
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return;
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}
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}
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}
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static void
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buttonpress(XEvent *e)
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{
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int x;
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Arg a;
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Client *c;
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XButtonPressedEvent *ev = &e->xbutton;
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if(barwin == ev->window) {
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switch(ev->button) {
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default:
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x = 0;
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for(a.i = 0; a.i < ntags; a.i++) {
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x += textw(tags[a.i]);
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if(ev->x < x) {
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view(&a);
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break;
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}
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}
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break;
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case Button4:
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viewnext(&a);
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break;
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case Button5:
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viewprev(&a);
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break;
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}
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}
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else if((c = getclient(ev->window))) {
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focus(c);
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switch(ev->button) {
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default:
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break;
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case Button1:
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if(!c->ismax && (arrange == dofloat || c->isfloat)) {
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higher(c);
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movemouse(c);
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}
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break;
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case Button2:
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lower(c);
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break;
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case Button3:
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if(!c->ismax && (arrange == dofloat || c->isfloat)) {
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higher(c);
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resizemouse(c);
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}
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break;
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}
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}
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}
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static void
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configurerequest(XEvent *e)
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{
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Client *c;
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XConfigureRequestEvent *ev = &e->xconfigurerequest;
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XEvent synev;
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XWindowChanges wc;
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unsigned long newmask;
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if((c = getclient(ev->window))) {
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gravitate(c, True);
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if(ev->value_mask & CWX)
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c->x = ev->x;
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if(ev->value_mask & CWY)
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c->y = ev->y;
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if(ev->value_mask & CWWidth)
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c->w = ev->width;
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if(ev->value_mask & CWHeight)
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c->h = ev->height;
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if(ev->value_mask & CWBorderWidth)
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c->border = ev->border_width;
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gravitate(c, False);
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wc.x = c->x;
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wc.y = c->y;
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wc.width = c->w;
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wc.height = c->h;
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newmask = ev->value_mask & (~(CWSibling | CWStackMode | CWBorderWidth));
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if(newmask)
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XConfigureWindow(dpy, c->win, newmask, &wc);
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else {
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synev.type = ConfigureNotify;
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synev.xconfigure.display = dpy;
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synev.xconfigure.event = c->win;
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synev.xconfigure.window = c->win;
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synev.xconfigure.x = c->x;
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synev.xconfigure.y = c->y;
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synev.xconfigure.width = c->w;
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synev.xconfigure.height = c->h;
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synev.xconfigure.border_width = c->border;
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synev.xconfigure.above = None;
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/* Send synthetic ConfigureNotify */
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XSendEvent(dpy, c->win, True, NoEventMask, &synev);
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}
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XSync(dpy, False);
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arrange(NULL);
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drawall();
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}
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else {
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wc.x = ev->x;
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wc.y = ev->y;
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wc.width = ev->width;
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wc.height = ev->height;
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wc.border_width = ev->border_width;
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wc.sibling = ev->above;
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wc.stack_mode = ev->detail;
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XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
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XSync(dpy, False);
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}
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}
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static void
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destroynotify(XEvent *e)
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{
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Client *c;
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XDestroyWindowEvent *ev = &e->xdestroywindow;
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if((c = getclient(ev->window)))
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unmanage(c);
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}
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static void
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enternotify(XEvent *e)
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{
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Client *c;
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XCrossingEvent *ev = &e->xcrossing;
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if(ev->detail == NotifyInferior)
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return;
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if((c = getclient(ev->window)) || (c = getctitle(ev->window)))
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focus(c);
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else if(ev->window == root)
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issel = True;
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}
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static void
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expose(XEvent *e)
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{
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Client *c;
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XExposeEvent *ev = &e->xexpose;
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if(ev->count == 0) {
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if(barwin == ev->window)
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drawstatus();
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else if((c = getctitle(ev->window)))
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drawtitle(c);
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}
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}
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static void
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keypress(XEvent *e)
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{
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static unsigned int len = sizeof(key) / sizeof(key[0]);
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unsigned int i;
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KeySym keysym;
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XKeyEvent *ev = &e->xkey;
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keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
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for(i = 0; i < len; i++)
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if(keysym == key[i].keysym &&
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CLEANMASK(key[i].mod) == CLEANMASK(ev->state)) {
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if(key[i].func)
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key[i].func(&key[i].arg);
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return;
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}
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}
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static void
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leavenotify(XEvent *e)
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{
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XCrossingEvent *ev = &e->xcrossing;
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if((ev->window == root) && !ev->same_screen)
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issel = True;
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}
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static void
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maprequest(XEvent *e)
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{
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static XWindowAttributes wa;
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XMapRequestEvent *ev = &e->xmaprequest;
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if(!XGetWindowAttributes(dpy, ev->window, &wa))
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return;
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if(wa.override_redirect) {
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XSelectInput(dpy, ev->window,
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(StructureNotifyMask | PropertyChangeMask));
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return;
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}
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if(!getclient(ev->window))
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manage(ev->window, &wa);
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}
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static void
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propertynotify(XEvent *e)
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{
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Client *c;
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Window trans;
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XPropertyEvent *ev = &e->xproperty;
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if(ev->state == PropertyDelete)
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return; /* ignore */
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if((c = getclient(ev->window))) {
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if(ev->atom == wmatom[WMProtocols]) {
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c->proto = getproto(c->win);
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return;
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}
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switch (ev->atom) {
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default: break;
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case XA_WM_TRANSIENT_FOR:
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XGetTransientForHint(dpy, c->win, &trans);
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if(!c->isfloat && (c->isfloat = (trans != 0)))
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arrange(NULL);
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break;
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case XA_WM_NORMAL_HINTS:
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setsize(c);
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break;
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}
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if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
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settitle(c);
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drawtitle(c);
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}
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}
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}
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static void
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unmapnotify(XEvent *e)
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{
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Client *c;
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XUnmapEvent *ev = &e->xunmap;
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if((c = getclient(ev->window)))
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unmanage(c);
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}
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/* extern */
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void (*handler[LASTEvent]) (XEvent *) = {
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[ButtonPress] = buttonpress,
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[ConfigureRequest] = configurerequest,
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[DestroyNotify] = destroynotify,
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[EnterNotify] = enternotify,
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[LeaveNotify] = leavenotify,
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[Expose] = expose,
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[KeyPress] = keypress,
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[MapRequest] = maprequest,
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[PropertyNotify] = propertynotify,
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[UnmapNotify] = unmapnotify
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};
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void
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grabkeys()
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{
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static unsigned int len = sizeof(key) / sizeof(key[0]);
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unsigned int i;
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KeyCode code;
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for(i = 0; i < len; i++) {
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code = XKeysymToKeycode(dpy, key[i].keysym);
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/* normal */
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XUngrabKey(dpy, code, key[i].mod, root);
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XGrabKey(dpy, code, key[i].mod, root, True,
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GrabModeAsync, GrabModeAsync);
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/* capslock */
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XUngrabKey(dpy, code, key[i].mod | LockMask, root);
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XGrabKey(dpy, code, key[i].mod | LockMask, root, True,
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GrabModeAsync, GrabModeAsync);
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/* numlock */
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XUngrabKey(dpy, code, key[i].mod | NUMLOCKMASK, root);
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XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK, root, True,
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GrabModeAsync, GrabModeAsync);
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/* capslock & numlock */
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XUngrabKey(dpy, code, key[i].mod | NUMLOCKMASK | LockMask, root);
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XGrabKey(dpy, code, key[i].mod | NUMLOCKMASK | LockMask, root, True,
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GrabModeAsync, GrabModeAsync);
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}
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}
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