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