wmii/cmd/wm/area.c

130 lines
3.1 KiB
C

/*
* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "wm.h"
static void handle_after_write_area(IXPServer * s, File * f);
Area *alloc_area(Page *p, char *layout)
{
char buf[MAX_BUF];
Area *a = (Area *) cext_emallocz(sizeof(Area));
size_t id = cext_sizeof_container(&p->areas);
a->page = p;
snprintf(buf, MAX_BUF, "/%s/layout/%d", p->file[P_PREFIX]->name, id);
a->file[A_PREFIX] = ixp_create(ixps, buf);
snprintf(buf, MAX_BUF, "/%s/layout/%d/frame", p->file[P_PREFIX]->name, id);
a->file[A_FRAME_PREFIX] = ixp_create(ixps, buf);
snprintf(buf, MAX_BUF, "/%s/layout/%d/frame/sel", p->file[P_PREFIX]->name, id);
a->file[A_SEL_FRAME] = ixp_create(ixps, buf);
a->file[A_SEL_FRAME]->bind = 1;
snprintf(buf, MAX_BUF, "/%s/layout/%d/ctl", p->file[P_PREFIX]->name, id);
a->file[A_CTL] = ixp_create(ixps, buf);
a->file[A_CTL]->after_write = handle_after_write_area;
snprintf(buf, MAX_BUF, "/%s/layout/%d/name", p->file[P_PREFIX]->name, id);
a->file[A_LAYOUT] = wmii_create_ixpfile(ixps, buf, layout);
a->file[A_LAYOUT]->after_write = handle_after_write_area;
a->layout = get_layout(layout);
a->layout->init(a);
cext_attach_item(&p->areas, a);
cext_attach_item(&areas, a);
p->file[P_SEL_AREA]->content = a->file[A_PREFIX]->content;
return a;
}
void destroy_area(Area *a)
{
Client *c;
a->layout->deinit(a);
while ((c = cext_stack_get_top_item(&a->clients))) {
cext_detach_item(&a->clients, c);
cext_attach_item(&detached, c);
}
ixp_remove_file(ixps, a->file[A_PREFIX]);
cext_detach_item(&areas, a);
free(a);
}
void sel_area(Area *a)
{
Page *p = a->page;
Frame *f;
cext_stack_top_item(&p->areas, a);
p->file[P_SEL_AREA]->content = a->file[A_PREFIX]->content;
if ((f = get_sel_frame_of_area(a)))
a->layout->select(f, False);
}
static void iter_hide_area(void *item, void *aux)
{
XUnmapWindow(dpy, ((Frame *)item)->win);
}
void hide_area(Area * a)
{
cext_list_iterate(a->layout->get_frames(a), nil, iter_hide_area);
}
static void iter_show_area(void *item, void *aux)
{
XMapWindow(dpy, ((Frame *)item)->win);
}
void show_area(Area * a)
{
cext_list_iterate(a->layout->get_frames(a), nil, iter_show_area);
}
Area *get_sel_area()
{
Page *p = get_sel_page();
return p ? cext_stack_get_top_item(&p->areas) : nil;
}
void attach_frame_to_area(Area *a, Frame *f)
{
wmii_move_ixpfile(f->file[F_PREFIX], a->file[A_FRAME_PREFIX]);
a->file[A_SEL_FRAME]->content = f->file[F_PREFIX]->content;
f->area = a;
}
void detach_frame_from_area(Frame *f) {
f->area->file[A_SEL_FRAME]->content = 0;
f->area = 0;
}
static void iter_after_write_area(void *item, void *aux)
{
Area *a = item;
File *file = aux;
if (file == a->file[A_CTL]) {
run_action(file, a, a->layout->get_actions(a));
return;
}
if (file == a->file[A_LAYOUT]) {
Layout *l = get_layout(file->content);
if (l) {
a->layout->deinit(a);
a->layout = l;
a->layout->init(a);
invoke_wm_event(def[WM_EVENT_PAGE_UPDATE]);
}
return;
}
}
static void handle_after_write_area(IXPServer *s, File *f) {
cext_list_iterate(&areas, f, iter_after_write_area);
}