awesome/window.c

249 lines
8.6 KiB
C

/*
* window.c - window handling functions
*
* Copyright © 2007 Julien Danjou <julien@danjou.info>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <X11/Xatom.h>
#include <X11/extensions/shape.h>
#include "window.h"
#include "common/util.h"
extern AwesomeConf globalconf;
/** Mask shorthands, used in event.c and window.c */
#define BUTTONMASK (ButtonPressMask | ButtonReleaseMask)
/** Set client WM_STATE property
* \param win Window
* \param state state
* \return XChangeProperty result
*/
int
window_setstate(Window win, long state)
{
long data[] = { state, None };
return XChangeProperty(globalconf.display, win, XInternAtom(globalconf.display, "WM_STATE", False),
XInternAtom(globalconf.display, "WM_STATE", False), 32,
PropModeReplace, (unsigned char *) data, 2);
}
/** Get a window state (WM_STATE)
* \param w Client window
* \return state
*/
long
window_getstate(Window w)
{
int format;
long result = -1;
unsigned char *p = NULL;
unsigned long n, extra;
Atom real;
if(XGetWindowProperty(globalconf.display, w, XInternAtom(globalconf.display, "WM_STATE", False),
0L, 2L, False, XInternAtom(globalconf.display, "WM_STATE", False),
&real, &format, &n, &extra, (unsigned char **) &p) != Success)
return -1;
if(n != 0)
result = *p;
p_delete(&p);
return result;
}
Status
window_configure(Window win, Area geometry, int border)
{
XConfigureEvent ce;
ce.type = ConfigureNotify;
ce.display = globalconf.display;
ce.event = win;
ce.window = win;
ce.x = geometry.x;
ce.y = geometry.y;
ce.width = geometry.width;
ce.height = geometry.height;
ce.border_width = border;
ce.above = None;
ce.override_redirect = False;
return XSendEvent(globalconf.display, win, False, StructureNotifyMask, (XEvent *) & ce);
}
/** Grab or ungrab buttons on a window
* \param screen The screen
* \param win The window
* \param focused True if client is focused
* \param raised True if the client is above other clients
*/
void
window_grabbuttons(int screen,
Window win,
Bool focused,
Bool raised)
{
Button *b;
XUngrabButton(globalconf.display, AnyButton, AnyModifier, win);
if(focused)
{
if(!raised)
XGrabButton(globalconf.display, Button1, NoSymbol, win, False,
BUTTONMASK, GrabModeSync, GrabModeAsync, None, None);
for(b = globalconf.buttons.client; b; b = b->next)
{
XGrabButton(globalconf.display, b->button, b->mod, win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | LockMask, win, False,
BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | globalconf.numlockmask, win, False,
BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | globalconf.numlockmask | LockMask,
win, False, BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
}
XUngrabButton(globalconf.display, AnyButton, AnyModifier, RootWindow(globalconf.display, screen));
}
else
{
XGrabButton(globalconf.display, AnyButton, AnyModifier, win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
for(b = globalconf.buttons.root; b; b = b->next)
{
XGrabButton(globalconf.display, b->button, b->mod,
RootWindow(globalconf.display, screen), False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | LockMask,
RootWindow(globalconf.display, screen), False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | globalconf.numlockmask,
RootWindow(globalconf.display, screen), False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
XGrabButton(globalconf.display, b->button, b->mod | globalconf.numlockmask | LockMask,
RootWindow(globalconf.display, screen), False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
}
}
}
void
window_setshape(int screen, Window win)
{
int bounding_shaped;
int i, b; unsigned int u; /* dummies */
/* Logic to decide if we have a shaped window cribbed from fvwm-2.5.10. */
if(XShapeQueryExtents(globalconf.display, win, &bounding_shaped, &i, &i,
&u, &u, &b, &i, &i, &u, &u) && bounding_shaped)
XShapeCombineShape(globalconf.display, RootWindow(globalconf.display, screen), ShapeBounding, 0, 0, win, ShapeBounding, ShapeSet);
}
int
window_settrans(Window win, double opacity)
{
int status;
unsigned int real_opacity = 0xffffffff;
if(opacity >= 0 && opacity <= 100)
{
real_opacity = ((opacity / 100.0) * 0xffffffff);
status = XChangeProperty(globalconf.display, win,
XInternAtom(globalconf.display, "_NET_WM_WINDOW_OPACITY", False),
XA_CARDINAL, 32, PropModeReplace, (unsigned char *) &real_opacity, 1L);
}
else
status = XDeleteProperty(globalconf.display, win,
XInternAtom(globalconf.display, "_NET_WM_WINDOW_OPACITY", False));
return status;
}
SimpleWindow *
simplewindow_new(int phys_screen, int x, int y, unsigned int w, unsigned int h,
unsigned int border_width)
{
XSetWindowAttributes wa;
SimpleWindow *sw;
sw = p_new(SimpleWindow, 1);
sw->geometry.x = x;
sw->geometry.y = y;
sw->geometry.width = w;
sw->geometry.height = h;
wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
| EnterWindowMask | LeaveWindowMask | StructureNotifyMask;
wa.cursor = globalconf.cursor[CurNormal];
wa.override_redirect = 1;
wa.background_pixmap = ParentRelative;
wa.event_mask = ButtonPressMask | ExposureMask;
sw->window = XCreateWindow(globalconf.display,
RootWindow(globalconf.display, phys_screen),
x, y, w, h,
border_width,
DefaultDepth(globalconf.display, phys_screen),
CopyFromParent,
DefaultVisual(globalconf.display, phys_screen),
CWOverrideRedirect | CWBackPixmap | CWEventMask,
&wa);
sw->drawable = XCreatePixmap(globalconf.display,
RootWindow(globalconf.display, phys_screen),
w, h,
DefaultDepth(globalconf.display, phys_screen));
XDefineCursor(globalconf.display,
sw->window,
globalconf.cursor[CurNormal]);
return sw;
}
void
simplewindow_delete(SimpleWindow *sw)
{
XDestroyWindow(globalconf.display, sw->window);
XFreePixmap(globalconf.display, sw->drawable);
p_delete(&sw);
}
int
simplewindow_move(SimpleWindow *sw, int x, int y)
{
sw->geometry.x = x;
sw->geometry.y = y;
return XMoveWindow(globalconf.display, sw->window, x, y);
}
int
simplewindow_refresh_drawable(SimpleWindow *sw, int phys_screen)
{
return XCopyArea(globalconf.display, sw->drawable,
sw->window,
DefaultGC(globalconf.display, phys_screen), 0, 0,
sw->geometry.width,
sw->geometry.height,
0, 0);
}
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80