ranger - mirror of ranger - a simple, vim-like file manager

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Diffstat (limited to 'doc/ranger.1')

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1 files changed, 35 insertions, 0 deletions

/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> * See LICENSE file for license details. */ #include "dwm.h" #include <stdlib.h> #include <string.h> #include <X11/Xatom.h> #include <X11/Xutil.h> /* static */ static void detachstack(Client *c) { Client **tc; for(tc=&stack; *tc && *tc != c; tc=&(*tc)->snext); *tc = c->snext; } static void grabbuttons(Client *c, Bool focused) { XUngrabButton(dpy, AnyButton, AnyModifier, c->win); if(focused) { XGrabButton(dpy, Button1, MODKEY, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button1, MODKEY | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button1, MODKEY | numlockmask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button1, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button2, MODKEY, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button2, MODKEY | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button2, MODKEY | numlockmask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button2, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button3, MODKEY, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button3, MODKEY | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button3, MODKEY | numlockmask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); XGrabButton(dpy, Button3, MODKEY | numlockmask | LockMask, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); } else XGrabButton(dpy, AnyButton, AnyModifier, c->win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None); } static void setclientstate(Client *c, long state) { long data[] = {state, None}; XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32, PropModeReplace, (unsigned char *)data, 2); } static int xerrordummy(Display *dsply, XErrorEvent *ee) { return 0; } /* extern */ void configure(Client *c) { XEvent synev; synev.type = ConfigureNotify; synev.xconfigure.display = dpy; synev.xconfigure.event = c->win; synev.xconfigure.window = c->win; synev.xconfigure.x = c->x; synev.xconfigure.y = c->y; synev.xconfigure.width = c->w; synev.xconfigure.height = c->h; synev.xconfigure.border_width = c->border; synev.xconfigure.above = None; XSendEvent(dpy, c->win, True, NoEventMask, &synev); } void focus(Client *c) { if(c && !isvisible(c)) return; if(sel && sel != c) { grabbuttons(sel, False); XSetWindowBorder(dpy, sel->win, dc.norm[ColBorder]); } if(c) { detachstack(c); c->snext = stack; stack = c; grabbuttons(c, True); } sel = c; drawstatus(); if(!selscreen) return; if(c) { XSetWindowBorder(dpy, c->win, dc.sel[ColBorder]); XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime); } else XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); } Client * getclient(Window w) { Client *c; for(c = clients; c; c = c->next) if(c->win == w) return c; return NULL; } void killclient(Arg *arg) { if(!sel) return; if(sel->proto & PROTODELWIN) sendevent(sel->win, wmatom[WMProtocols], wmatom[WMDelete]); else XKillClient(dpy, sel->win); } void manage(Window w, XWindowAttributes *wa) { Client *c; Window trans; c = emallocz(sizeof(Client)); c->tags = emallocz(ntags * sizeof(Bool)); c->win = w; c->x = wa->x; c->y = wa->y; c->w = wa->width; c->h = wa->height; if(c->w == sw && c->h == sh) { c->border = 0; c->x = sx; c->y = sy; } else { c->border = BORDERPX; if(c->x + c->w + 2 * c->border > wax + waw) c->x = wax + waw - c->w - 2 * c->border; if(c->y + c->h + 2 * c->border > way + wah) c->y = way + wah - c->h - 2 * c->border; if(c->x < wax) c->x = wax; if(c->y < way) c->y = way; } updatesizehints(c); c->proto = getproto(c->win); XSelectInput(dpy, c->win, StructureNotifyMask | PropertyChangeMask | EnterWindowMask); XGetTransientForHint(dpy, c->win, &trans); grabbuttons(c, False); XSetWindowBorder(dpy, c->win, dc.norm[ColBorder]); updatetitle(c); settags(c, getclient(trans)); if(!c->isfloat) c->isfloat = trans || c->isfixed; if(clients) clients->prev = c; c->next = clients; c->snext = stack; stack = clients = c; XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y); XMapWindow(dpy, c->win); setclientstate(c, NormalState); if(isvisible(c)) focus(c); arrange(); } void resize(Client *c, Bool sizehints) { float actual, dx, dy, max, min, u; XWindowChanges wc; if(c->w <= 0 || c->h <= 0) return; if(sizehints) { if(c->minw && c->w < c->minw) c->w = c->minw; if(c->minh && c->h < c->minh) c->h = c->minh; if(c->maxw && c->w > c->maxw) c->w = c->maxw; if(c->maxh && c->h > c->maxh) c->h = c->maxh; /* inspired by algorithm from fluxbox */ if(c->minay > 0 && c->maxay && (c->h - c->baseh) > 0) { dx = (float)(c->w - c->basew); dy = (float)(c->h - c->baseh); min = (float)(c->minax) / (float)(c->minay); max = (float)(c->maxax) / (float)(c->maxay); actual = dx / dy; if(max > 0 && min > 0 && actual > 0) { if(actual < min) { dy = (dx * min + dy) / (min * min + 1); dx = dy * min; c->w = (int)dx + c->basew; c->h = (int)dy + c->baseh; } else if(actual > max) { dy = (dx * min + dy) / (max * max + 1); dx = dy * min; c->w = (int)dx + c->basew; c->h = (int)dy + c->baseh; } } } if(c->incw) c->w -= (c->w - c->basew) % c->incw; if(c->inch) c->h -= (c->h - c->baseh) % c->inch; } if(c->w == sw && c->h == sh) c->border = 0; else c->border = BORDERPX; /* offscreen appearance fixes */ if(c->x > sw) c->x = sw - c->w - 2 * c->border; if(c->y > sh) c->y = sh - c->h - 2 * c->border; if(c->x + c->w + 2 * c->border < sx) c->x = sx; if(c->y + c->h + 2 * c->border < sy) c->y = sy; wc.x = c->x; wc.y = c->y; wc.width = c->w; wc.height = c->h; wc.border_width = c->border; XConfigureWindow(dpy, c->win, CWX | CWY | CWWidth | CWHeight | CWBorderWidth, &wc); configure(c); XSync(dpy, False); } void updatesizehints(Client *c) { long msize; XSizeHints size; if(!XGetWMNormalHints(dpy, c->win, &size, &msize) || !size.flags) size.flags = PSize; c->flags = size.flags; if(c->flags & PBaseSize) { c->basew = size.base_width; c->baseh = size.base_height; } else c->basew = c->baseh = 0; if(c->flags & PResizeInc) { c->incw = size.width_inc; c->inch = size.height_inc; } else c->incw = c->inch = 0; if(c->flags & PMaxSize) { c->maxw = size.max_width; c->maxh = size.max_height; } else c->maxw = c->maxh = 0; if(c->flags & PMinSize) { c->minw = size.min_width; c->minh = size.min_height; } else c->minw = c->minh = 0; if(c->flags & PAspect) { c->minax = size.min_aspect.x; c->minay = size.min_aspect.y; c->maxax = size.max_aspect.x; c->maxay = size.max_aspect.y; } else c->minax = c->minay = c->maxax = c->maxay = 0; c->isfixed = (c->maxw && c->minw && c->maxh && c->minh && c->maxw == c->minw && c->maxh == c->minh); } void updatetitle(Client *c) { char **list = NULL; int n; XTextProperty name; name.nitems = 0; c->name[0] = 0; XGetTextProperty(dpy, c->win, &name, netatom[NetWMName]); if(!name.nitems) XGetWMName(dpy, c->win, &name); if(!name.nitems) return; if(name.encoding == XA_STRING) strncpy(c->name, (char *)name.value, sizeof c->name); else { if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) { strncpy(c->name, *list, sizeof c->name); XFreeStringList(list); } } XFree(name.value); } void unmanage(Client *c) { Client *nc; /* The server grab construct avoids race conditions. */ XGrabServer(dpy); XSetErrorHandler(xerrordummy); detach(c); detachstack(c); if(sel == c) { for(nc = stack; nc && !isvisible(nc); nc = nc->snext); focus(nc); } XUngrabButton(dpy, AnyButton, AnyModifier, c->win); setclientstate(c, WithdrawnState); free(c->tags); free(c); XSync(dpy, False); XSetErrorHandler(xerror); XUngrabServer(dpy); arrange(); }


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