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392 lines (351 loc) · 14.9 KB
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/*
* mouse.c - mouse managing
*
* Copyright © 2007-2008 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 <math.h>
#include "mouse.h"
#include "screen.h"
#include "tag.h"
#include "event.h"
#include "client.h"
#include "titlebar.h"
#include "layouts/floating.h"
#include "layouts/tile.h"
#include "common/xscreen.h"
#define MOUSEMASK (ButtonPressMask | ButtonReleaseMask | PointerMotionMask)
extern AwesomeConf globalconf;
static area_t
mouse_snapclienttogeometry_outside(area_t geometry, area_t snap_geometry, int snap)
{
if(geometry.x < snap + snap_geometry.x + snap_geometry.width
&& geometry.x > snap_geometry.x + snap_geometry.width)
geometry.x = snap_geometry.x + snap_geometry.width;
else if(geometry.x + geometry.width < snap_geometry.x
&& geometry.x + geometry.width > snap_geometry.x - snap)
geometry.x = snap_geometry.x - geometry.width;
if(geometry.y < snap + snap_geometry.y + snap_geometry.height
&& geometry.y > snap_geometry.y + snap_geometry.height)
geometry.y = snap_geometry.y + snap_geometry.height;
else if(geometry.y + geometry.height < snap_geometry.y
&& geometry.y + geometry.height > snap_geometry.y - snap)
geometry.y = snap_geometry.y - geometry.height;
return geometry;
}
static area_t
mouse_snapclienttogeometry_inside(area_t geometry, area_t snap_geometry, int snap)
{
if(abs(geometry.x) < snap + snap_geometry.x && geometry.x > snap_geometry.x)
geometry.x = snap_geometry.x;
else if(abs((snap_geometry.x + snap_geometry.width) - (geometry.x + geometry.width))
< snap)
geometry.x = snap_geometry.x + snap_geometry.width - geometry.width;
if(abs(geometry.y) < snap + snap_geometry.y && geometry.y > snap_geometry.y)
geometry.y = snap_geometry.y;
else if(abs((snap_geometry.y + snap_geometry.height) - (geometry.y + geometry.height))
< snap)
geometry.y = snap_geometry.y + snap_geometry.height - geometry.height;
return geometry;
}
static area_t
mouse_snapclient(Client *c, area_t geometry)
{
Client *snapper;
int snap = globalconf.screens[c->screen].snap;
area_t snapper_geometry;
area_t screen_geometry =
screen_get_area(c->screen,
globalconf.screens[c->screen].statusbar,
&globalconf.screens[c->screen].padding);
geometry = titlebar_geometry_add(&c->titlebar, geometry);
geometry.width += 2 * c->border;
geometry.height += 2 * c->border;
geometry =
mouse_snapclienttogeometry_inside(geometry, screen_geometry, snap);
for(snapper = globalconf.clients; snapper; snapper = snapper->next)
if(snapper != c && client_isvisible(snapper, c->screen))
{
snapper_geometry = snapper->geometry;
snapper_geometry.width += 2 * snapper->border;
snapper_geometry.height += 2 * snapper->border;
snapper_geometry = titlebar_geometry_add(&snapper->titlebar,
snapper_geometry);
geometry =
mouse_snapclienttogeometry_outside(geometry,
snapper_geometry,
snap);
}
geometry.width -= 2 * c->border;
geometry.height -= 2 * c->border;
return titlebar_geometry_remove(&c->titlebar, geometry);
}
static void
mouse_resizebar_draw(DrawCtx *ctx, style_t style, SimpleWindow *sw, area_t geometry, int border)
{
area_t draw_geometry = { 0, 0, ctx->width, ctx->height, NULL, NULL };
char size[64];
snprintf(size, sizeof(size), "%dx%d+%d+%d",
geometry.width, geometry.height, geometry.x, geometry.y);
draw_text(ctx, draw_geometry, AlignCenter, style.font->height / 2, size, style);
simplewindow_move(sw,
geometry.x + ((2 * border + geometry.width) - sw->geometry.width) / 2,
geometry.y + ((2 * border + geometry.height) - sw->geometry.height) / 2);
simplewindow_refresh_drawable(sw, sw->phys_screen);
}
/** Move the focused window with the mouse.
* \param screen Screen ID
* \param arg Unused
* \ingroup ui_callback
*/
void
uicb_client_movemouse(int screen, char *arg __attribute__ ((unused)))
{
int x, y, ocx, ocy, di, newscreen;
unsigned int dui;
Window dummy, child;
XEvent ev;
area_t geometry;
Client *c = globalconf.focus->client, *target;
Layout *layout = layout_get_current(screen);
SimpleWindow *sw = NULL;
DrawCtx *ctx;
style_t style;
if(!c
|| XGrabPointer(globalconf.display,
RootWindow(globalconf.display, c->phys_screen),
False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
RootWindow(globalconf.display, c->phys_screen),
globalconf.cursor[CurMove], CurrentTime) != GrabSuccess)
return;
XQueryPointer(globalconf.display,
RootWindow(globalconf.display, c->phys_screen),
&dummy, &dummy, &x, &y, &di, &di, &dui);
geometry = c->geometry;
ocx = geometry.x;
ocy = geometry.y;
c->ismax = False;
style = globalconf.screens[c->screen].styles.focus;
if(c->isfloating || layout->arrange == layout_floating)
{
sw = simplewindow_new(globalconf.display, c->phys_screen, 0, 0,
draw_textwidth(globalconf.display,
globalconf.screens[c->screen].styles.focus.font,
"0000x0000+0000+0000") + style.font->height,
1.5 * style.font->height, 0);
ctx = draw_context_new(globalconf.display, sw->phys_screen,
sw->geometry.width, sw->geometry.height,
sw->drawable);
XMapRaised(globalconf.display, sw->window);
mouse_resizebar_draw(ctx, style, sw, geometry, c->border);
}
for(;;)
{
XMaskEvent(globalconf.display, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
switch (ev.type)
{
case ButtonRelease:
XUngrabPointer(globalconf.display, CurrentTime);
if(sw)
{
draw_context_delete(&ctx);
simplewindow_delete(&sw);
}
return;
case ConfigureRequest:
event_handle_configurerequest(&ev);
break;
case Expose:
event_handle_expose(&ev);
break;
case MapRequest:
event_handle_maprequest(&ev);
break;
case EnterNotify:
event_handle_enternotify(&ev);
break;
case MotionNotify:
if(c->isfloating || layout->arrange == layout_floating)
{
geometry.x = ocx + (ev.xmotion.x - x);
geometry.y = ocy + (ev.xmotion.y - y);
geometry = mouse_snapclient(c, geometry);
c->ismoving = True;
client_resize(c, geometry, False);
c->ismoving = False;
if(sw)
mouse_resizebar_draw(ctx, style, sw, c->geometry, c->border);
}
else
{
XQueryPointer(globalconf.display,
RootWindow(globalconf.display, c->phys_screen),
&dummy, &child, &x, &y, &di, &di, &dui);
if((newscreen = screen_get_bycoord(globalconf.screens_info, c->screen, x, y)) != c->screen)
{
move_client_to_screen(c, newscreen, True);
globalconf.screens[c->screen].need_arrange = True;
if(layout_get_current(newscreen)->arrange != layout_floating)
globalconf.screens[newscreen].need_arrange = True;
layout_refresh();
}
if((target = client_get_bywin(globalconf.clients, child))
&& target != c && !target->isfloating)
{
client_list_swap(&globalconf.clients, c, target);
globalconf.screens[c->screen].need_arrange = True;
layout_refresh();
}
}
while(XCheckMaskEvent(globalconf.display, PointerMotionMask, &ev));
break;
}
}
}
/** Resize the focused window with the mouse.
* \param screen Screen ID
* \param arg Unused
* \ingroup ui_callback
*/
void
uicb_client_resizemouse(int screen, char *arg __attribute__ ((unused)))
{
int ocx = 0, ocy = 0, n;
XEvent ev;
Client *c = globalconf.focus->client;
Tag **curtags = tags_get_current(screen);
Layout *layout = curtags[0]->layout;
area_t area = { 0, 0, 0, 0, NULL, NULL }, geometry = { 0, 0, 0, 0, NULL, NULL };
double mwfact;
SimpleWindow *sw = NULL;
DrawCtx *ctx = NULL;
style_t style;
/* only handle floating and tiled layouts */
if(!c || c->isfixed)
return;
style = globalconf.screens[c->screen].styles.focus;
if(layout->arrange == layout_floating || c->isfloating)
{
ocx = c->geometry.x;
ocy = c->geometry.y;
c->ismax = False;
sw = simplewindow_new(globalconf.display, c->phys_screen, 0, 0,
draw_textwidth(globalconf.display,
globalconf.screens[c->screen].styles.focus.font,
"0000x0000+0000+0000") + style.font->height,
1.5 * style.font->height, 0);
ctx = draw_context_new(globalconf.display, sw->phys_screen,
sw->geometry.width, sw->geometry.height,
sw->drawable);
XMapRaised(globalconf.display, sw->window);
mouse_resizebar_draw(ctx, style, sw, c->geometry, c->border);
}
else if (layout->arrange == layout_tile || layout->arrange == layout_tileleft
|| layout->arrange == layout_tilebottom || layout->arrange == layout_tiletop)
{
for(n = 0, c = globalconf.clients; c; c = c->next)
if(IS_TILED(c, screen))
n++;
if(n <= curtags[0]->nmaster) return;
for(c = globalconf.clients; c && !IS_TILED(c, screen); c = c->next);
if(!c) return;
area = screen_get_area(screen,
globalconf.screens[c->screen].statusbar,
&globalconf.screens[c->screen].padding);
}
else
return;
if(XGrabPointer(globalconf.display,
RootWindow(globalconf.display, c->phys_screen),
False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
RootWindow(globalconf.display, c->phys_screen),
globalconf.cursor[CurResize], CurrentTime) != GrabSuccess)
return;
if(curtags[0]->layout->arrange == layout_tileleft)
XWarpPointer(globalconf.display, None, c->win, 0, 0, 0, 0, 0,
c->geometry.height + c->border - 1);
else if(curtags[0]->layout->arrange == layout_tilebottom)
XWarpPointer(globalconf.display, None, c->win, 0, 0, 0, 0,
c->geometry.width + c->border - 1, c->geometry.height + c->border - 1);
else if(curtags[0]->layout->arrange == layout_tiletop)
XWarpPointer(globalconf.display, None, c->win, 0, 0, 0, 0,
c->geometry.width + c->border - 1, 0);
else
XWarpPointer(globalconf.display, None, c->win, 0, 0, 0, 0,
c->geometry.width + c->border - 1, c->geometry.height + c->border - 1);
for(;;)
{
XMaskEvent(globalconf.display, MOUSEMASK | ExposureMask | SubstructureRedirectMask, &ev);
switch (ev.type)
{
case ButtonRelease:
XUngrabPointer(globalconf.display, CurrentTime);
if(sw)
{
draw_context_delete(&ctx);
simplewindow_delete(&sw);
}
return;
case ConfigureRequest:
event_handle_configurerequest(&ev);
break;
case Expose:
event_handle_expose(&ev);
break;
case MapRequest:
event_handle_maprequest(&ev);
break;
case MotionNotify:
if(layout->arrange == layout_floating || c->isfloating)
{
if((geometry.width = ev.xmotion.x - ocx - 2 * c->border + 1) <= 0)
geometry.width = 1;
if((geometry.height = ev.xmotion.y - ocy - 2 * c->border + 1) <= 0)
geometry.height = 1;
geometry.x = c->geometry.x;
geometry.y = c->geometry.y;
client_resize(c, geometry, True);
if(sw)
mouse_resizebar_draw(ctx, style, sw, c->geometry, c->border);
}
else if(layout->arrange == layout_tile || layout->arrange == layout_tileleft
|| layout->arrange == layout_tiletop || layout->arrange == layout_tilebottom)
{
if(layout->arrange == layout_tile)
mwfact = (double) (ev.xmotion.x - area.x) / area.width;
else if(curtags[0]->layout->arrange == layout_tileleft)
mwfact = 1 - (double) (ev.xmotion.x - area.x) / area.width;
else if(curtags[0]->layout->arrange == layout_tilebottom)
mwfact = (double) (ev.xmotion.y - area.y) / area.height;
else
mwfact = 1 - (double) (ev.xmotion.y - area.y) / area.height;
mwfact = MAX(globalconf.screens[screen].mwfact_lower_limit,
MIN(globalconf.screens[screen].mwfact_upper_limit, mwfact));
if(fabs(curtags[0]->mwfact - mwfact) >= 0.01)
{
curtags[0]->mwfact = mwfact;
globalconf.screens[screen].need_arrange = True;
layout_refresh();
while(XCheckMaskEvent(globalconf.display, PointerMotionMask, &ev));
}
}
break;
}
}
p_delete(&curtags);
}
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80