removed spow(x, 0); calls, I did them for consistency's sake, but it should be rather...

[dwm.git] / event.c

diff --git a/event.c b/event.c
index 61dcec5..d0716fa 100644 (file)
--- a/event.c
+++ b/event.c
@@ -1,109 +1,227 @@
-/*
- * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
- * See LICENSE file for license details.
- */
-
-#include <fcntl.h>
+/* See LICENSE file for copyright and license details. */
+#include "dwm.h"

 #include <stdio.h>
 #include <stdlib.h>
 #include <stdio.h>
 #include <stdlib.h>

-#include <string.h>

 #include <X11/keysym.h>
 #include <X11/Xatom.h>
 
 #include <X11/keysym.h>
 #include <X11/Xatom.h>
 

-#include "dwm.h"
+/* static */

 
 

-/* local functions */
-static void buttonpress(XEvent *e);
-static void configurerequest(XEvent *e);
-static void destroynotify(XEvent *e);
-static void enternotify(XEvent *e);
-static void leavenotify(XEvent *e);
-static void expose(XEvent *e);
-static void keymapnotify(XEvent *e);
-static void maprequest(XEvent *e);
-static void propertynotify(XEvent *e);
-static void unmapnotify(XEvent *e);
+typedef struct {
+       unsigned long mod;
+       KeySym keysym;
+       void (*func)(const char *arg);
+       const char *arg;
+} Key;

 
 

-void (*handler[LASTEvent]) (XEvent *) = {
-       [ButtonPress] = buttonpress,
-       [ConfigureRequest] = configurerequest,
-       [DestroyNotify] = destroynotify,
-       [EnterNotify] = enternotify,
-       [LeaveNotify] = leavenotify,
-       [Expose] = expose,
-       [KeyPress] = keypress,
-       [KeymapNotify] = keymapnotify,
-       [MapRequest] = maprequest,
-       [PropertyNotify] = propertynotify,
-       [UnmapNotify] = unmapnotify
-};
+KEYS

 
 

-static void
-buttonpress(XEvent *e)
-{
-       XButtonPressedEvent *ev = &e->xbutton;
+#define CLEANMASK(mask)                (mask & ~(numlockmask | LockMask))
+#define MOUSEMASK              (BUTTONMASK | PointerMotionMask)
+
+static Client *
+getclient(Window w) {

        Client *c;
 
        Client *c;
 

-       if(barwin == ev->window)
-               barclick(ev);
-       else if((c = getclient(ev->window))) {
-               craise(c);
-               switch(ev->button) {
-               default:
+       for(c = clients; c && c->win != w; c = c->next);
+       return c;
+}
+
+static void
+movemouse(Client *c) {
+       int x1, y1, ocx, ocy, di, nx, ny;
+       unsigned int dui;
+       Window dummy;
+       XEvent ev;
+
+       ocx = nx = c->x;
+       ocy = ny = c->y;
+       if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+                       None, cursor[CurMove], CurrentTime) != GrabSuccess)
+               return;
+       c->ismax = False;
+       XQueryPointer(dpy, root, &dummy, &dummy, &x1, &y1, &di, &di, &dui);
+       for(;;) {
+               XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
+               switch (ev.type) {
+               case ButtonRelease:
+                       XUngrabPointer(dpy, CurrentTime);
+                       return;
+               case ConfigureRequest:
+               case Expose:
+               case MapRequest:
+                       handler[ev.type](&ev);

                        break;
                        break;

-               case Button1:
-                       mmove(c);
+               case MotionNotify:
+                       XSync(dpy, False);
+                       nx = ocx + (ev.xmotion.x - x1);
+                       ny = ocy + (ev.xmotion.y - y1);
+                       if(abs(wax + nx) < SNAP)
+                               nx = wax;
+                       else if(abs((wax + waw) - (nx + c->w + 2 * c->border)) < SNAP)
+                               nx = wax + waw - c->w - 2 * c->border;
+                       if(abs(way - ny) < SNAP)
+                               ny = way;
+                       else if(abs((way + wah) - (ny + c->h + 2 * c->border)) < SNAP)
+                               ny = way + wah - c->h - 2 * c->border;
+                       resize(c, nx, ny, c->w, c->h, False);

                        break;
                        break;

-               case Button2:
-                       lower(c);
+               }
+       }
+}
+
+static void
+resizemouse(Client *c) {
+       int ocx, ocy;
+       int nw, nh;
+       XEvent ev;
+
+       ocx = c->x;
+       ocy = c->y;
+       if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+                       None, cursor[CurResize], CurrentTime) != GrabSuccess)
+               return;
+       c->ismax = False;
+       XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->border - 1, c->h + c->border - 1);
+       for(;;) {
+               XMaskEvent(dpy, MOUSEMASK | ExposureMask | SubstructureRedirectMask , &ev);
+               switch(ev.type) {
+               case ButtonRelease:
+                       XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+                                       c->w + c->border - 1, c->h + c->border - 1);
+                       XUngrabPointer(dpy, CurrentTime);
+                       while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+                       return;
+               case ConfigureRequest:
+               case Expose:
+               case MapRequest:
+                       handler[ev.type](&ev);

                        break;
                        break;

-               case Button3:
-                       mresize(c);
+               case MotionNotify:
+                       XSync(dpy, False);
+                       if((nw = ev.xmotion.x - ocx - 2 * c->border + 1) <= 0)
+                               nw = 1;
+                       if((nh = ev.xmotion.y - ocy - 2 * c->border + 1) <= 0)
+                               nh = 1;
+                       resize(c, c->x, c->y, nw, nh, True);

                        break;
                }
        }
 }
 
 static void
                        break;
                }
        }
 }
 
 static void

-configurerequest(XEvent *e)
-{
+buttonpress(XEvent *e) {
+       static char buf[32];
+       unsigned int i, x;
+       Client *c;
+       XButtonPressedEvent *ev = &e->xbutton;
+
+       buf[0] = 0;
+       if(barwin == ev->window) {
+               x = 0;
+               for(i = 0; i < ntags; i++) {
+                       x += textw(tags[i]);
+                       if(ev->x < x) {
+                               snprintf(buf, sizeof buf, "%d", i);
+                               if(ev->button == Button1) {
+                                       if(ev->state & MODKEY)
+                                               tag(buf);
+                                       else
+                                               view(buf);
+                               }
+                               else if(ev->button == Button3) {
+                                       if(ev->state & MODKEY)
+                                               toggletag(buf);
+                                       else
+                                               toggleview(buf);
+                               }
+                               return;
+                       }
+               }
+               if((ev->x < x + blw) && ev->button == Button1)
+                       setlayout(NULL);
+       }
+       else if((c = getclient(ev->window))) {
+               focus(c);
+               if(CLEANMASK(ev->state) != MODKEY)
+                       return;
+               if(ev->button == Button1 && (lt->arrange == floating || c->isfloating)) {
+                       restack();
+                       movemouse(c);
+               }
+               else if(ev->button == Button2)
+                       zoom(NULL);
+               else if(ev->button == Button3
+               && (lt->arrange == floating || c->isfloating) && !c->isfixed)
+               {
+                       restack();
+                       resizemouse(c);
+               }
+       }
+}
+
+static void
+configurerequest(XEvent *e) {
+       Client *c;

        XConfigureRequestEvent *ev = &e->xconfigurerequest;
        XWindowChanges wc;
        XConfigureRequestEvent *ev = &e->xconfigurerequest;
        XWindowChanges wc;

-       Client *c;

 
 

-       ev->value_mask &= ~CWSibling;

        if((c = getclient(ev->window))) {
        if((c = getclient(ev->window))) {

-               gravitate(c, True);
-               if(ev->value_mask & CWX)
-                       c->x = ev->x;
-               if(ev->value_mask & CWY)
-                       c->y = ev->y;
-               if(ev->value_mask & CWWidth)
-                       c->w = ev->width;
-               if(ev->value_mask & CWHeight)
-                       c->h = ev->height;
+               c->ismax = False;

                if(ev->value_mask & CWBorderWidth)
                if(ev->value_mask & CWBorderWidth)

-                       c->border = 1;
-               gravitate(c, False);
-               resize(c, True);
+                       c->border = ev->border_width;
+               if(c->isfixed || c->isfloating || (lt->arrange == floating)) {
+                       if(ev->value_mask & CWX)
+                               c->x = ev->x;
+                       if(ev->value_mask & CWY)
+                               c->y = ev->y;
+                       if(ev->value_mask & CWWidth)
+                               c->w = ev->width;
+                       if(ev->value_mask & CWHeight)
+                               c->h = ev->height;
+                       if((c->x + c->w) > sw && c->isfloating)
+                               c->x = sw / 2 - c->w / 2; /* center in x direction */
+                       if((c->y + c->h) > sh && c->isfloating)
+                               c->y = sh / 2 - c->h / 2; /* center in y direction */
+                       if((ev->value_mask & (CWX | CWY))
+                       && !(ev->value_mask & (CWWidth | CWHeight)))
+                               configure(c);
+                       if(isvisible(c))
+                               XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
+               }
+               else
+                       configure(c);
+       }
+       else {
+               wc.x = ev->x;
+               wc.y = ev->y;
+               wc.width = ev->width;
+               wc.height = ev->height;
+               wc.border_width = ev->border_width;
+               wc.sibling = ev->above;
+               wc.stack_mode = ev->detail;
+               XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);

        }
        }

+       XSync(dpy, False);
+}
+
+static void
+configurenotify(XEvent *e) {
+       XConfigureEvent *ev = &e->xconfigure;

 
 

-       wc.x = ev->x;
-       wc.y = ev->y;
-       wc.width = ev->width;
-       wc.height = ev->height;
-       wc.border_width = 1;
-       wc.sibling = None;
-       wc.stack_mode = Above;
-       ev->value_mask &= ~CWStackMode;
-       ev->value_mask |= CWBorderWidth;
-       XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
-       XFlush(dpy);
+       if (ev->window == root && (ev->width != sw || ev->height != sh)) {
+               sw = ev->width;
+               sh = ev->height;
+               XFreePixmap(dpy, dc.drawable);
+               dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
+               XResizeWindow(dpy, barwin, sw, bh);
+               updatebarpos();
+               lt->arrange();
+       }

 }
 
 static void
 }
 
 static void

-destroynotify(XEvent *e)
-{
+destroynotify(XEvent *e) {

        Client *c;
        XDestroyWindowEvent *ev = &e->xdestroywindow;
 
        Client *c;
        XDestroyWindowEvent *ev = &e->xdestroywindow;
 


@@ -112,107 +230,151 @@ destroynotify(XEvent *e)
 }
 
 static void
 }
 
 static void

-enternotify(XEvent *e)
-{
-       XCrossingEvent *ev = &e->xcrossing;
+enternotify(XEvent *e) {

        Client *c;
        Client *c;

+       XCrossingEvent *ev = &e->xcrossing;

 
        if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
                return;
 
        if(ev->mode != NotifyNormal || ev->detail == NotifyInferior)
                return;

-

        if((c = getclient(ev->window)))
                focus(c);
        if((c = getclient(ev->window)))
                focus(c);

-       else if(ev->window == root)
-               issel = True;
+       else if(ev->window == root) {
+               selscreen = True;
+               focus(NULL);
+       }

 }
 
 static void
 }
 
 static void

-leavenotify(XEvent *e)
-{
-       XCrossingEvent *ev = &e->xcrossing;
+expose(XEvent *e) {
+       XExposeEvent *ev = &e->xexpose;

 
 

-       if((ev->window == root) && !ev->same_screen)
-               issel = True;
+       if(ev->count == 0) {
+               if(barwin == ev->window)
+                       drawstatus();
+       }

 }
 
 static void
 }
 
 static void

-expose(XEvent *e)
-{
-       XExposeEvent *ev = &e->xexpose;
-       Client *c;
+keypress(XEvent *e) {
+       static unsigned int len = sizeof key / sizeof key[0];
+       unsigned int i;
+       KeySym keysym;
+       XKeyEvent *ev = &e->xkey;

 
 

-       if(ev->count == 0) {
-               if(barwin == ev->window)
-                       draw_bar();
-               else if((c = gettitle(ev->window)))
-                       draw_client(c);
+       keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
+       for(i = 0; i < len; i++)
+               if(keysym == key[i].keysym
+               && CLEANMASK(key[i].mod) == CLEANMASK(ev->state))
+               {
+                       if(key[i].func)
+                               key[i].func(key[i].arg);
+               }
+}
+
+static void
+leavenotify(XEvent *e) {
+       XCrossingEvent *ev = &e->xcrossing;
+
+       if((ev->window == root) && !ev->same_screen) {
+               selscreen = False;
+               focus(NULL);

        }
 }
 
 static void
        }
 }
 
 static void

-keymapnotify(XEvent *e)
-{
-       update_keys();
+mappingnotify(XEvent *e) {
+       XMappingEvent *ev = &e->xmapping;
+
+       XRefreshKeyboardMapping(ev);
+       if(ev->request == MappingKeyboard)
+               grabkeys();

 }
 
 static void
 }
 
 static void

-maprequest(XEvent *e)
-{
-       XMapRequestEvent *ev = &e->xmaprequest;
+maprequest(XEvent *e) {

        static XWindowAttributes wa;
        static XWindowAttributes wa;

+       XMapRequestEvent *ev = &e->xmaprequest;

 
        if(!XGetWindowAttributes(dpy, ev->window, &wa))
                return;
 
        if(!XGetWindowAttributes(dpy, ev->window, &wa))
                return;

-
-       if(wa.override_redirect) {
-               XSelectInput(dpy, ev->window,
-                               (StructureNotifyMask | PropertyChangeMask));
+       if(wa.override_redirect)

                return;
                return;

-       }
-

        if(!getclient(ev->window))
                manage(ev->window, &wa);
 }
 
 static void
        if(!getclient(ev->window))
                manage(ev->window, &wa);
 }
 
 static void

-propertynotify(XEvent *e)
-{
-       XPropertyEvent *ev = &e->xproperty;
-       Window trans;
+propertynotify(XEvent *e) {

        Client *c;
        Client *c;

+       Window trans;
+       XPropertyEvent *ev = &e->xproperty;

 
        if(ev->state == PropertyDelete)
                return; /* ignore */
 
        if(ev->state == PropertyDelete)
                return; /* ignore */

-

        if((c = getclient(ev->window))) {
        if((c = getclient(ev->window))) {

-               if(ev->atom == wm_atom[WMProtocols]) {
-                       c->proto = win_proto(c->win);
-                       return;
-               }

                switch (ev->atom) {
                        default: break;
                        case XA_WM_TRANSIENT_FOR:
                                XGetTransientForHint(dpy, c->win, &trans);
                switch (ev->atom) {
                        default: break;
                        case XA_WM_TRANSIENT_FOR:
                                XGetTransientForHint(dpy, c->win, &trans);

-                               if(!c->floating && (c->floating = (trans != 0)))
-                                       arrange(NULL);
+                               if(!c->isfloating && (c->isfloating = (getclient(trans) != NULL)))
+                                       lt->arrange();

                                break;
                        case XA_WM_NORMAL_HINTS:
                                break;
                        case XA_WM_NORMAL_HINTS:

-                               update_size(c);
+                               updatesizehints(c);

                                break;
                }
                                break;
                }

-               if(ev->atom == XA_WM_NAME || ev->atom == net_atom[NetWMName]) {
-                       update_name(c);
-                       draw_client(c);
+               if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
+                       updatetitle(c);
+                       if(c == sel)
+                               drawstatus();

                }
        }
 }
 
 static void
                }
        }
 }
 
 static void

-unmapnotify(XEvent *e)
-{
+unmapnotify(XEvent *e) {

        Client *c;
        XUnmapEvent *ev = &e->xunmap;
 
        Client *c;
        XUnmapEvent *ev = &e->xunmap;
 

-       if((c = getclient(ev->window)))
-               unmanage(c);
+       if((c = getclient(ev->window)) && (ev->event == root)) {
+               if(ev->send_event || c->unmapped-- == 0)
+                       unmanage(c);
+       }
+}
+
+/* extern */
+
+void (*handler[LASTEvent]) (XEvent *) = {
+       [ButtonPress] = buttonpress,
+       [ConfigureRequest] = configurerequest,
+       [ConfigureNotify] = configurenotify,
+       [DestroyNotify] = destroynotify,
+       [EnterNotify] = enternotify,
+       [LeaveNotify] = leavenotify,
+       [Expose] = expose,
+       [KeyPress] = keypress,
+       [MappingNotify] = mappingnotify,
+       [MapRequest] = maprequest,
+       [PropertyNotify] = propertynotify,
+       [UnmapNotify] = unmapnotify
+};
+
+void
+grabkeys(void) {
+       static unsigned int len = sizeof key / sizeof key[0];
+       unsigned int i;
+       KeyCode code;
+
+       XUngrabKey(dpy, AnyKey, AnyModifier, root);
+       for(i = 0; i < len; i++) {
+               code = XKeysymToKeycode(dpy, key[i].keysym);
+               XGrabKey(dpy, code, key[i].mod, root, True,
+                               GrabModeAsync, GrabModeAsync);
+               XGrabKey(dpy, code, key[i].mod | LockMask, root, True,
+                               GrabModeAsync, GrabModeAsync);
+               XGrabKey(dpy, code, key[i].mod | numlockmask, root, True,
+                               GrabModeAsync, GrabModeAsync);
+               XGrabKey(dpy, code, key[i].mod | numlockmask | LockMask, root, True,
+                               GrabModeAsync, GrabModeAsync);
+       }

 }
 }