mirror of
https://github.com/0intro/wmii
synced 2024-12-13 23:27:36 +03:00
598 lines
13 KiB
C
598 lines
13 KiB
C
/*
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* (C)opyright MMIV-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 <assert.h>
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#include <stdlib.h>
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#include <string.h>
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#include <X11/Xatom.h>
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#include "wm.h"
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Client *
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alloc_client(Window w, XWindowAttributes *wa)
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{
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XTextProperty name;
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Client *c = (Client *) cext_emallocz(sizeof(Client));
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XSetWindowAttributes fwa;
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long msize;
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c->win = w;
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c->rect.x = wa->x;
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c->rect.y = wa->y;
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c->border = wa->border_width;
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c->rect.width = wa->width + 2 * c->border;
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c->rect.height = wa->height + 2 * c->border;
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XSetWindowBorderWidth(dpy, c->win, 0);
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c->proto = win_proto(c->win);
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XGetTransientForHint(dpy, c->win, &c->trans);
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if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize) || !c->size.flags)
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c->size.flags = PSize;
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XAddToSaveSet(dpy, c->win);
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XGetWMName(dpy, c->win, &name);
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if(name.value) {
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cext_strlcpy(c->name, (char *)name.value, sizeof(c->name));
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free(name.value);
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}
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fwa.override_redirect = 1;
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fwa.background_pixmap = ParentRelative;
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fwa.event_mask = SubstructureRedirectMask | ExposureMask | ButtonPressMask | PointerMotionMask;
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c->framewin = XCreateWindow(dpy, root, c->rect.x, c->rect.y,
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c->rect.width + 2 * def.border, c->rect.height + def.border + bar_height(), 0,
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DefaultDepth(dpy, screen), CopyFromParent,
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DefaultVisual(dpy, screen),
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CWOverrideRedirect | CWBackPixmap | CWEventMask, &fwa);
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c->cursor = normal_cursor;
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XDefineCursor(dpy, c->framewin, c->cursor);
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c->gc = XCreateGC(dpy, c->framewin, 0, 0);
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XSync(dpy, False);
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client = (Client **)cext_array_attach((void **)client, c, sizeof(Client *), &clientsz);
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nclient++;
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return c;
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}
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void
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set_client_state(Client * c, int state)
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{
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long data[2];
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data[0] = (long) state;
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data[1] = (long) None;
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XChangeProperty(dpy, c->win, wm_atom[WMState], wm_atom[WMState], 32,
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PropModeReplace, (unsigned char *) data, 2);
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}
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static void
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client_name_event(Client *c)
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{
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char buf[256];
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snprintf(buf, sizeof(buf), "CN %s\n", c->name);
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write_event(buf);
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}
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static void
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client_focus_event(Client *c)
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{
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char buf[256];
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snprintf(buf, sizeof(buf), "CF %d %d %d %d\n", c->frame->rect.x, c->frame->rect.y,
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c->frame->rect.width, c->frame->rect.height);
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write_event(buf);
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}
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void
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focus_client(Client *c)
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{
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Client *old = sel_client();
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Frame *f = c->frame;
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int i = area2index(f->area);
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f->area->tag->sel = i;
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f->area->sel = frame2index(f);
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if(old && (old != c)) {
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grab_mouse(old->win, AnyModifier, Button1);
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draw_client(old);
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}
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ungrab_mouse(c->win, AnyModifier, AnyButton);
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grab_mouse(c->win, Mod1Mask, Button1);
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grab_mouse(c->win, Mod1Mask, Button3);
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XRaiseWindow(dpy, c->framewin);
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XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
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draw_client(c);
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XSync(dpy, False);
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client_name_event(c);
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client_focus_event(c);
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if(i > 0 && f->area->mode == Colstack)
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arrange_area(f->area);
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}
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void
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map_client(Client * c)
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{
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XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
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XMapRaised(dpy, c->win);
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XSelectInput(dpy, c->win, CLIENT_MASK);
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set_client_state(c, NormalState);
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}
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void
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unmap_client(Client * c)
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{
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ungrab_mouse(c->win, AnyModifier, AnyButton);
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XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
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XUnmapWindow(dpy, c->win);
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XSelectInput(dpy, c->win, CLIENT_MASK);
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set_client_state(c, WithdrawnState);
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}
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void
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reparent_client(Client *c, Window w, int x, int y)
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{
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XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
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XReparentWindow(dpy, c->win, w, x, y);
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XSelectInput(dpy, c->win, CLIENT_MASK);
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}
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void
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configure_client(Client *c)
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{
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XConfigureEvent e;
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Frame *f = c->frame;
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e.type = ConfigureNotify;
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e.event = c->win;
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e.window = c->win;
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e.x = c->rect.x;
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e.y = c->rect.y;
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if(f) {
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e.x += f->rect.x;
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e.y += f->rect.y;
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}
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e.width = c->rect.width;
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e.height = c->rect.height;
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e.border_width = c->border;
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e.above = None;
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e.override_redirect = False;
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XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
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XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *) & e);
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XSelectInput(dpy, c->win, CLIENT_MASK);
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XSync(dpy, False);
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}
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static void
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send_client_message(Window w, Atom a, long value)
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{
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XEvent e;
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e.type = ClientMessage;
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e.xclient.window = w;
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e.xclient.message_type = a;
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e.xclient.format = 32;
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e.xclient.data.l[0] = value;
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e.xclient.data.l[1] = CurrentTime;
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XSendEvent(dpy, w, False, NoEventMask, &e);
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XSync(dpy, False);
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}
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void
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kill_client(Client * c)
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{
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if(c->proto & PROTO_DEL)
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send_client_message(c->win, wm_atom[WMProtocols], wm_atom[WMDelete]);
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else
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XKillClient(dpy, c->win);
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}
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void
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handle_client_property(Client *c, XPropertyEvent *e)
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{
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XTextProperty name;
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long msize;
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if(e->atom == wm_atom[WMProtocols]) {
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/* update */
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c->proto = win_proto(c->win);
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return;
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}
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switch (e->atom) {
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case XA_WM_NAME:
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XGetWMName(dpy, c->win, &name);
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if(name.value) {
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cext_strlcpy(c->name, (char*) name.value, sizeof(c->name));
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free(name.value);
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}
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if(c->frame)
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draw_client(c);
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if(c == sel_client())
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client_name_event(c);
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break;
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case XA_WM_TRANSIENT_FOR:
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XGetTransientForHint(dpy, c->win, &c->trans);
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break;
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case XA_WM_NORMAL_HINTS:
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if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize)
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|| !c->size.flags) {
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c->size.flags = PSize;
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}
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break;
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}
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}
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void
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destroy_client(Client * c)
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{
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XFreeGC(dpy, c->gc);
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XDestroyWindow(dpy, c->framewin);
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cext_array_detach((void **)client, c, &clientsz);
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nclient--;
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free(c);
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}
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/* speed reasoned function for client property change */
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void
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draw_client(Client *c)
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{
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Draw d = { 0 };
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d.align = WEST;
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d.drawable = c->framewin;
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d.font = xfont;
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d.gc = c->gc;
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if(c == sel_client())
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d.color = def.sel;
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else
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d.color = def.norm;
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/* draw border */
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if(def.border) {
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d.rect = c->frame->rect;
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d.rect.x = d.rect.y = 0;
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d.notch = &c->rect;
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blitz_drawlabel(dpy, &d);
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}
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d.rect.x = 0;
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d.rect.y = 0;
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d.rect.width = c->frame->rect.width;
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d.rect.height = bar_height();
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d.notch = nil;
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d.data = c->name;
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blitz_drawlabel(dpy, &d);
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XSync(dpy, False);
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}
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void
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gravitate(Client *c, Bool invert)
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{
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int dx = 0, dy = 0;
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int gravity = NorthWestGravity;
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if(c->size.flags & PWinGravity) {
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gravity = c->size.win_gravity;
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}
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/* y */
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switch (gravity) {
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case StaticGravity:
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case NorthWestGravity:
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case NorthGravity:
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case NorthEastGravity:
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dy = bar_height();
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break;
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case EastGravity:
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case CenterGravity:
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case WestGravity:
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dy = -(c->rect.height / 2) + bar_height();
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break;
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case SouthEastGravity:
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case SouthGravity:
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case SouthWestGravity:
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dy = -c->rect.height;
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break;
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default:
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break;
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}
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/* x */
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switch (gravity) {
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case StaticGravity:
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case NorthWestGravity:
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case WestGravity:
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case SouthWestGravity:
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dx = def.border;
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break;
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case NorthGravity:
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case CenterGravity:
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case SouthGravity:
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dx = -(c->rect.width / 2) + def.border;
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break;
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case NorthEastGravity:
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case EastGravity:
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case SouthEastGravity:
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dx = -(c->rect.width + def.border);
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break;
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default:
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break;
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}
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if(invert) {
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dx = -dx;
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dy = -dy;
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}
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c->rect.x += dx;
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c->rect.y += dy;
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}
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void
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attach_totag(Tag *t, Client *c)
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{
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Area *a = t->area[t->sel];
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reparent_client(c, c->framewin, c->rect.x, c->rect.y);
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attach_toarea(a, c);
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map_client(c);
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XMapWindow(dpy, c->framewin);
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}
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void
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attach_client(Client *c)
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{
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Tag *t;
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if(!ntag)
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t = alloc_tag();
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else
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t = tag[sel];
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attach_totag(t, c);
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focus_client(c);
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}
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void
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detach_client(Client *c, Bool unmap)
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{
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Frame *f = c->frame;
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if(f) {
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if(!c->destroyed) {
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if(!unmap)
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unmap_client(c);
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c->rect.x = f->rect.x;
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c->rect.y = f->rect.y;
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reparent_client(c, root, c->rect.x, c->rect.y);
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XUnmapWindow(dpy, c->framewin);
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}
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detach_fromarea(c);
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}
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if(c->destroyed)
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destroy_client(c);
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}
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Client *
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sel_client_of_tag(Tag *t)
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{
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if(t) {
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Area *a = t->narea ? t->area[t->sel] : nil;
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return (a && a->nframe) ? a->frame[a->sel]->client : nil;
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}
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return nil;
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}
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Client *
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sel_client()
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{
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return ntag ? sel_client_of_tag(tag[sel]) : nil;
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}
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Client *
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win2clientframe(Window w)
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{
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unsigned int i;
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for(i = 0; (i < clientsz) && client[i]; i++)
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if(client[i]->framewin == w)
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return client[i];
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return nil;
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}
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static void
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match_sizehints(Client *c)
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{
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XSizeHints *s = &c->size;
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if(s->flags & PMinSize) {
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if(c->rect.width < c->size.min_width)
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c->rect.width = c->size.min_width;
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if(c->rect.height < c->size.min_height)
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c->rect.height = c->size.min_height;
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}
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if(s->flags & PMaxSize) {
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if(c->rect.width > c->size.max_width)
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c->rect.width = c->size.max_width;
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if(c->rect.height > c->size.max_height)
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c->rect.height = c->size.max_height;
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}
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if(s->flags & PResizeInc) {
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int w = 0, h = 0;
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if(c->size.flags & PBaseSize) {
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w = c->size.base_width;
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h = c->size.base_height;
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} else if(c->size.flags & PMinSize) {
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/* base_{width,height} default to min_{width,height} */
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w = c->size.min_width;
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h = c->size.min_height;
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}
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/* client_width = base_width + i * c->size.width_inc for an integer i */
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w = c->frame->rect.width - 2 * def.border - w;
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if(s->width_inc > 0)
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c->frame->rect.width -= w % s->width_inc;
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h = c->frame->rect.height - def.border - bar_height() - h;
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if(s->height_inc > 0)
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c->frame->rect.height -= h % s->height_inc;
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}
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}
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void
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resize_client(Client *c, XRectangle *r, XPoint *pt, Bool ignore_xcall)
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{
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Frame *f = c->frame;
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int pi = tag2index(f->area->tag);
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int px = sel * rect.width;
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if(area2index(f->area) > 0)
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resize_area(c, r, pt);
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else
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f->rect = *r;
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if((f->area->mode != Colstack) || (f->area->sel == frame2index(f)))
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match_sizehints(c);
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if(!ignore_xcall)
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XMoveResizeWindow(dpy, c->framewin, px - (pi * rect.width) + f->rect.x, f->rect.y,
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f->rect.width, f->rect.height);
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if((f->area->mode != Colstack) || (f->area->sel == frame2index(f))) {
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c->rect.x = def.border;
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c->rect.y = bar_height();
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c->rect.width = f->rect.width - 2 * def.border;
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c->rect.height = f->rect.height - def.border - bar_height();
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XMoveResizeWindow(dpy, c->win, c->rect.x, c->rect.y, c->rect.width, c->rect.height);
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configure_client(c);
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}
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}
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int
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frid2index(Area *a, unsigned short id)
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{
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int i;
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for(i = 0; i < a->nframe; i++)
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if(a->frame[i]->id == id)
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return i;
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return -1;
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}
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int
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frame2index(Frame *f)
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{
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int i;
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Area *a = f->area;
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for(i = 0; i < a->nframe; i++)
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if(a->frame[i] == f)
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return i;
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return -1;
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}
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void
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select_client(Client *c, char *arg)
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{
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Frame *f = c->frame;
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Area *a = f->area;
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int i = frame2index(f);
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if(i == -1)
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return;
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if(!strncmp(arg, "prev", 5)) {
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if(!i)
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i = a->nframe - 1;
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else
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i--;
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} else if(!strncmp(arg, "next", 5)) {
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if(i + 1 < a->nframe)
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i++;
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else
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i = 0;
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}
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else {
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const char *errstr;
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i = cext_strtonum(arg, 0, a->nframe - 1, &errstr);
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if(errstr)
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return;
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}
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focus_client(a->frame[i]->client);
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}
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void
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sendtotag_client(Client *c, char *arg)
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{
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Tag *t;
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Client *to;
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if(!strncmp(arg, "new", 4))
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t = alloc_tag();
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else if(!strncmp(arg, "sel", 4))
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t = tag[sel];
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else {
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const char *errstr;
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int i = cext_strtonum(arg, 0, ntag - 1, &errstr);
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if(errstr)
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return;
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t = tag[i];
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}
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detach_client(c, False);
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attach_totag(t, c);
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if(t == tag[sel])
|
|
focus_client(c);
|
|
else if((to = sel_client_of_tag(tag[sel])))
|
|
focus_client(to);
|
|
}
|
|
|
|
void
|
|
sendtoarea_client(Client *c, char *arg)
|
|
{
|
|
const char *errstr;
|
|
Frame *f = c->frame;
|
|
Area *to, *a = f->area;
|
|
Tag *t = a->tag;
|
|
int i = area2index(a);
|
|
|
|
if(i == -1)
|
|
return;
|
|
if(!strncmp(arg, "new", 4)) {
|
|
to = alloc_area(t);
|
|
arrange_tag(t, True);
|
|
}
|
|
else if(!strncmp(arg, "prev", 5)) {
|
|
if(i == 1)
|
|
to = t->area[t->narea - 1];
|
|
else
|
|
to = t->area[i - 1];
|
|
}
|
|
else if(!strncmp(arg, "next", 5)) {
|
|
if(i < t->narea - 1)
|
|
to = t->area[i + 1];
|
|
else
|
|
to = t->area[1];
|
|
}
|
|
else {
|
|
i = cext_strtonum(arg, 0, t->narea - 1, &errstr);
|
|
if(errstr)
|
|
return;
|
|
to = t->area[i];
|
|
}
|
|
send_toarea(to, c);
|
|
arrange_area(a);
|
|
arrange_area(to);
|
|
}
|
|
|
|
void
|
|
resize_all_clients()
|
|
{
|
|
unsigned int i;
|
|
for(i = 0; i < nclient; i++)
|
|
if(client[i]->frame->area)
|
|
resize_client(client[i], &client[i]->frame->rect, 0, False);
|
|
}
|
|
|
|
/* convenience function */
|
|
void
|
|
focus(Client *c)
|
|
{
|
|
Frame *f = c->frame;
|
|
Tag *t = f->area->tag;
|
|
if(tag[sel] != t)
|
|
focus_tag(t);
|
|
focus_client(c);
|
|
}
|