486 lines
14 KiB
C
486 lines
14 KiB
C
/*
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* event.c - event handlers
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*
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* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include <X11/keysym.h>
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#include <X11/Xatom.h>
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#include <X11/Xutil.h>
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#include <X11/extensions/shape.h>
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#include <X11/extensions/Xrandr.h>
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#include "screen.h"
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#include "event.h"
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#include "tag.h"
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#include "statusbar.h"
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#include "window.h"
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#include "mouse.h"
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#include "ewmh.h"
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#include "client.h"
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#include "widget.h"
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#include "rules.h"
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#include "layouts/tile.h"
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#include "layouts/floating.h"
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#include "common/xscreen.h"
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extern AwesomeConf globalconf;
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/** Handle mouse button click
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* \param screen screen number
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* \param button button number
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* \param state modkeys state
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* \param buttons buttons list to check for
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* \param arg optional arg passed to uicb, otherwise buttons' arg are used
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*/
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static void
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event_handle_mouse_button_press(int screen, unsigned int button, unsigned int state,
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Button *buttons, char *arg)
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{
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Button *b;
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for(b = buttons; b; b = b->next)
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if(button == b->button && CLEANMASK(state) == b->mod && b->func)
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{
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if(arg)
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b->func(screen, arg);
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else
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b->func(screen, b->arg);
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return;
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}
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}
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/** Handle XButtonPressed events
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* \param e XEvent
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*/
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void
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event_handle_buttonpress(XEvent *e)
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{
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int i, screen, x = 0, y = 0;
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unsigned int udummy;
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Client *c;
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Window wdummy;
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Widget *widget;
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Statusbar *statusbar;
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XButtonPressedEvent *ev = &e->xbutton;
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for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
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for(statusbar = globalconf.screens[screen].statusbar; statusbar; statusbar = statusbar->next)
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if(statusbar->sw->window == ev->window || statusbar->sw->window == ev->subwindow)
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{
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switch(statusbar->position)
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{
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case Top:
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case Bottom:
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for(widget = statusbar->widgets; widget; widget = widget->next)
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if(ev->x >= widget->area.x && ev->x < widget->area.x + widget->area.width
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&& ev->y >= widget->area.y && ev->y < widget->area.y + widget->area.height)
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{
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widget->button_press(widget, ev);
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return;
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}
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break;
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case Right:
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for(widget = statusbar->widgets; widget; widget = widget->next)
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if(ev->y >= widget->area.x && ev->y < widget->area.x + widget->area.width
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&& statusbar->sw->geometry.width - ev->x >= widget->area.y
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&& statusbar->sw->geometry.width - ev->x
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< widget->area.y + widget->area.height)
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{
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widget->button_press(widget, ev);
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return;
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}
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break;
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case Left:
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for(widget = statusbar->widgets; widget; widget = widget->next)
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if(statusbar->sw->geometry.height - ev->y >= widget->area.x
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&& statusbar->sw->geometry.height - ev->y
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< widget->area.x + widget->area.width
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&& ev->x >= widget->area.y && ev->x < widget->area.y + widget->area.height)
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{
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widget->button_press(widget, ev);
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return;
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}
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break;
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case Off:
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break;
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}
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/* return if no widget match */
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return;
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}
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if((c = client_get_bywin(globalconf.clients, ev->window)))
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{
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client_focus(c, c->screen, True);
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if(CLEANMASK(ev->state) == NoSymbol
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&& ev->button == Button1)
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{
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XAllowEvents(globalconf.display, ReplayPointer, CurrentTime);
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window_grabbuttons(get_phys_screen(c->screen), c->win);
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}
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else
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event_handle_mouse_button_press(c->screen, ev->button, ev->state, globalconf.buttons.client, NULL);
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}
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else
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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if(RootWindow(e->xany.display, screen) == ev->window
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&& XQueryPointer(e->xany.display,
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ev->window, &wdummy,
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&wdummy, &x, &y, &i,
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&i, &udummy))
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{
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screen = screen_get_bycoord(globalconf.screens_info, screen, x, y);
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event_handle_mouse_button_press(screen, ev->button, ev->state,
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globalconf.buttons.root, NULL);
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return;
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}
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}
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/** Handle XConfigureRequest events
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* \param e XEvent
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*/
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void
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event_handle_configurerequest(XEvent * e)
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{
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Client *c;
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XConfigureRequestEvent *ev = &e->xconfigurerequest;
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XWindowChanges wc;
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int old_screen;
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area_t geometry;
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if((c = client_get_bywin(globalconf.clients, ev->window)))
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{
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geometry = c->geometry;
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if(ev->value_mask & CWX)
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geometry.x = ev->x;
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if(ev->value_mask & CWY)
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geometry.y = ev->y;
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if(ev->value_mask & CWWidth)
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geometry.width = ev->width;
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if(ev->value_mask & CWHeight)
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geometry.height = ev->height;
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if(geometry.x != c->geometry.x || geometry.y != c->geometry.y
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|| geometry.width != c->geometry.width || geometry.height != c->geometry.height)
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{
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old_screen = c->screen;
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client_resize(c, geometry);
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tag_client_with_rule(c, rule_matching_client(c));
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if(!c->isfloating)
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globalconf.screens[c->screen].need_arrange = True;
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}
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else
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window_configure(c->win, geometry, c->border);
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}
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else
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{
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wc.x = ev->x;
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wc.y = ev->y;
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wc.width = ev->width;
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wc.height = ev->height;
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wc.border_width = ev->border_width;
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wc.sibling = ev->above;
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wc.stack_mode = ev->detail;
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XConfigureWindow(e->xany.display, ev->window, ev->value_mask, &wc);
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}
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}
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/** Handle XConfigure events
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* \param e XEvent
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*/
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void
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event_handle_configurenotify(XEvent * e)
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{
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XConfigureEvent *ev = &e->xconfigure;
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int screen;
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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if(ev->window == RootWindow(e->xany.display, screen)
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&& (ev->width != DisplayWidth(e->xany.display, screen)
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|| ev->height != DisplayHeight(e->xany.display, screen)))
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/* it's not that we panic, but restart */
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uicb_exec(0, globalconf.argv);
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}
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/** Handle XDestroyWindow events
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* \param e XEvent
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*/
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void
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event_handle_destroynotify(XEvent *e)
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{
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Client *c;
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XDestroyWindowEvent *ev = &e->xdestroywindow;
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if((c = client_get_bywin(globalconf.clients, ev->window)))
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client_unmanage(c);
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}
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/** Handle XCrossing events on enter
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* \param e XEvent
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*/
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void
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event_handle_enternotify(XEvent *e)
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{
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Client *c;
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XCrossingEvent *ev = &e->xcrossing;
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int screen;
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if(ev->mode != NotifyNormal
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|| (ev->x_root == globalconf.pointer_x
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&& ev->y_root == globalconf.pointer_y))
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return;
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/* the idea behing saving pointer_x and pointer_y is Bob Marley powered */
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globalconf.pointer_x = ev->x_root;
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globalconf.pointer_y = ev->y_root;
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if((c = client_get_bywin(globalconf.clients, ev->window)))
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{
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window_grabbuttons(get_phys_screen(c->screen), c->win);
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if(globalconf.screens[c->screen].sloppy_focus)
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client_focus(c, c->screen,
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(globalconf.screens[c->screen].sloppy_focus
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&& globalconf.screens[c->screen].sloppy_focus_raise));
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}
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else
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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if(ev->window == RootWindow(e->xany.display, screen))
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window_root_grabbuttons(screen);
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}
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/** Handle XMotion events
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* \param e XEvent
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*/
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void
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event_handle_motionnotify(XEvent *e)
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{
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XMotionEvent *ev = &e->xmotion;
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globalconf.pointer_x = ev->x_root;
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globalconf.pointer_y = ev->y_root;
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}
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/** Handle XExpose events
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* \param e XEvent
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*/
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void
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event_handle_expose(XEvent *e)
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{
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XExposeEvent *ev = &e->xexpose;
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int screen;
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Statusbar *statusbar;
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Client *c;
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if(!ev->count)
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{
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for(screen = 0; screen < globalconf.screens_info->nscreen; screen++)
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for(statusbar = globalconf.screens[screen].statusbar; statusbar; statusbar = statusbar->next)
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if(statusbar->sw->window == ev->window)
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{
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statusbar_display(statusbar);
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return;
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}
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for(c = globalconf.clients; c; c = c->next)
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if(c->titlebar && c->titlebar->window == ev->window)
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{
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simplewindow_refresh_drawable(c->titlebar, get_phys_screen(c->screen));
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return;
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}
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}
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}
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/** Handle XKey events
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* \param e XEvent
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*/
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void
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event_handle_keypress(XEvent *e)
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{
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int screen, x, y, d;
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unsigned int m;
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XKeyEvent *ev = &e->xkey;
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Window dummy;
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Key *k;
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/* find the right screen for this event */
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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if(XQueryPointer(e->xany.display, RootWindow(e->xany.display, screen), &dummy, &dummy, &x, &y, &d, &d, &m))
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{
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/* if screen is 0, we are on first Zaphod screen or on the
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* only screen in Xinerama, so we can ask for a better screen
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* number with screen_get_bycoord: we'll get 0 in Zaphod mode
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* so it's the same, or maybe the real Xinerama screen */
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screen = screen_get_bycoord(globalconf.screens_info, screen, x, y);
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break;
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}
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for(k = globalconf.keys; k; k = k->next)
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if(ev->keycode == k->keycode &&
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k->func && CLEANMASK(k->mod) == CLEANMASK(ev->state))
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{
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k->func(screen, k->arg);
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break;
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}
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}
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/** Handle XCrossing events on leave
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* \param e XEvent
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*/
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void
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event_handle_leavenotify(XEvent * e)
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{
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XCrossingEvent *ev = &e->xcrossing;
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int screen;
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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if((ev->window == RootWindow(e->xany.display, screen)) && !ev->same_screen)
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client_focus(NULL, screen, True);
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}
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/** Handle XMapping events
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* \param e XEvent
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*/
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void
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event_handle_mappingnotify(XEvent *e)
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{
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XMappingEvent *ev = &e->xmapping;
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int screen;
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XRefreshKeyboardMapping(ev);
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if(ev->request == MappingKeyboard)
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for(screen = 0; screen < ScreenCount(e->xany.display); screen++)
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window_root_grabkeys(screen);
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}
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/** Handle XMapRequest events
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* \param e XEvent
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*/
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void
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event_handle_maprequest(XEvent *e)
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{
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static XWindowAttributes wa;
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XMapRequestEvent *ev = &e->xmaprequest;
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int screen = 0, x, y, d;
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unsigned int m;
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Window dummy;
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if(!XGetWindowAttributes(e->xany.display, ev->window, &wa))
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return;
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if(wa.override_redirect)
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return;
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if(!client_get_bywin(globalconf.clients, ev->window))
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{
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if(globalconf.screens_info->xinerama_is_active
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&& XQueryPointer(e->xany.display, RootWindow(e->xany.display, screen),
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&dummy, &dummy, &x, &y, &d, &d, &m))
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screen = screen_get_bycoord(globalconf.screens_info, screen, x, y);
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else
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for(screen = 0; wa.screen != ScreenOfDisplay(e->xany.display, screen); screen++);
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client_manage(ev->window, &wa, screen);
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}
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}
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/** Handle XProperty events
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* \param e XEvent
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*/
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void
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event_handle_propertynotify(XEvent * e)
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{
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Client *c;
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Window trans;
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XPropertyEvent *ev = &e->xproperty;
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if(ev->state == PropertyDelete)
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return; /* ignore */
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if((c = client_get_bywin(globalconf.clients, ev->window)))
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{
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switch (ev->atom)
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{
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case XA_WM_TRANSIENT_FOR:
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XGetTransientForHint(e->xany.display, c->win, &trans);
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if(!c->isfloating
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&& (c->isfloating = (client_get_bywin(globalconf.clients, trans) != NULL)))
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globalconf.screens[c->screen].need_arrange = True;
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break;
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case XA_WM_NORMAL_HINTS:
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client_updatesizehints(c);
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break;
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case XA_WM_HINTS:
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client_updatewmhints(c);
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break;
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}
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if(ev->atom == XA_WM_NAME || ev->atom == XInternAtom(globalconf.display, "_NET_WM_NAME", False))
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client_updatetitle(c);
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}
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}
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/** Handle XUnmap events
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* \param e XEvent
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*/
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void
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event_handle_unmapnotify(XEvent * e)
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{
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Client *c;
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XUnmapEvent *ev = &e->xunmap;
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if((c = client_get_bywin(globalconf.clients, ev->window))
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&& ev->event == RootWindow(e->xany.display, get_phys_screen(c->screen))
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&& ev->send_event && window_getstate(c->win) == NormalState)
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client_unmanage(c);
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}
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/** Handle XShape events
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* \param e XEvent
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*/
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void
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event_handle_shape(XEvent * e)
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{
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XShapeEvent *ev = (XShapeEvent *) e;
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Client *c = client_get_bywin(globalconf.clients, ev->window);
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if(c)
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window_setshape(get_phys_screen(c->screen), c->win);
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}
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/** Handle XRandR events
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* \param e XEvent
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*/
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void
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event_handle_randr_screen_change_notify(XEvent *e)
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{
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XRRUpdateConfiguration(e);
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uicb_exec(0, globalconf.argv);
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}
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/** Handle XClientMessage events
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* \param e XEvent
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*/
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void
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event_handle_clientmessage(XEvent *e)
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{
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ewmh_process_client_message(&e->xclient);
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}
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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