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/*
* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
* See LICENSE file for license details.
*/
#include <stdlib.h>
#include <string.h>
#include "wmiiwm.h"
#include "layout.h"
#include <cext.h>
/* tiled layout definition */
static void arrange_tiled(Page * p);
static void init_tiled(Page * p);
static void deinit_tiled(Page * p);
static void manage_tiled(Frame * f);
static void unmanage_tiled(Frame * f);
static void resize_tiled(Frame * f, XRectangle * new, XPoint * pt);
static Frame *select_tiled(Frame * f, char *what);
static Layout tiled =
{"tiled", init_tiled, deinit_tiled, arrange_tiled, manage_tiled,
unmanage_tiled, resize_tiled, select_tiled
};
void
init_layout_tiled()
{
layouts =
(Layout **) attach_item_end((void **) layouts, &tiled,
sizeof(Layout *));
}
static void
arrange_tiled(Page * p)
{
int tw, th, i, size = 0;
if (!p->managed || !p->aux)
return;
/* determing num of frame and size of page */
size = count_items((void **) p->managed);
if (size > 1) {
tw = (p->managed_rect.width * *((int *) p->aux)) / 100;
th = p->managed_rect.height / (size - 1);
} else {
tw = p->managed_rect.width;
th = p->managed_rect.height;
}
/* master tile */
p->managed[0]->managed_rect.x = p->managed_rect.x;
p->managed[0]->managed_rect.y = p->managed_rect.y;
p->managed[0]->managed_rect.width = tw;
p->managed[0]->managed_rect.height = p->managed_rect.height;
resize_frame(p->managed[0], &p->managed[0]->managed_rect, 0, 1);
if (size == 1)
return;
for (i = 1; i < size; i++) {
p->managed[i]->managed_rect.x = p->managed_rect.x + tw;
p->managed[i]->managed_rect.y = p->managed_rect.y + (i - 1) * th;
p->managed[i]->managed_rect.width = p->managed_rect.width - tw;
p->managed[i]->managed_rect.height = th;
resize_frame(p->managed[i], &p->managed[i]->managed_rect, 0, 1);
}
}
static void
init_tiled(Page * p)
{
p->aux = emalloc(sizeof(int));
*((int *) p->aux) =
_strtonum(core_files[CORE_PAGE_TILE_WIDTH]->content, 5, 95);
}
static void
deinit_tiled(Page * p)
{
free(p->aux);
p->aux = 0;
}
static void
manage_tiled(Frame * f)
{
Page *p = f->page;
if (!p)
return;
arrange_tiled(p);
}
static void
unmanage_tiled(Frame * f)
{
arrange_tiled(f->page);
}
static void
drop_resize(Frame * f, XRectangle * new)
{
Page *p = f->page;
int num = 0;
int rearrange = 0;
if (!p)
return;
/* determing num of frame and size of page */
num = index_item((void **) p->managed, f);
if (!num) { /* master tile */
if ((f->managed_rect.x == new->x)
&& (f->managed_rect.width != new->width)) {
f->managed_rect = *new;
rearrange = 1;
}
} else if (f->managed_rect.x != new->x) {
int diff = f->managed_rect.width - new->width;
p->managed[0]->managed_rect.width += diff;
rearrange = 1;
}
if (rearrange) {
int tw =
(p->managed[0]->managed_rect.width * 100) /
p->managed_rect.width;
if (tw > 95)
tw = 95;
else if (tw < 5)
tw = 5;
*((int *) p->aux) = tw;
arrange_tiled(p);
}
}
static void
resize_tiled(Frame * f, XRectangle * new, XPoint * pt)
{
if ((f->managed_rect.width == new->width)
&& (f->managed_rect.height == new->height))
drop_move(f, new, pt);
else
drop_resize(f, new);
}
static Frame *
select_tiled(Frame * f, char *what)
{
Page *p = f->page;
int idx;
if (!strncmp(what, "prev", 5)) {
idx = index_prev_item((void **) p->managed, f);
if (idx >= 0)
return p->managed[idx];
} else if (!strncmp(what, "next", 5)) {
idx = index_next_item((void **) p->managed, f);
if (idx >= 0)
return p->managed[idx];
} else if (!strncmp(what, "zoomed", 7)) {
idx = index_item((void **) p->managed, f);
if (idx == 0 && p->managed[1])
idx = 1;
if (idx > 0)
swap((void **) &p->managed[0], (void **) &p->managed[idx]);
p->managed_stack = (Frame **)
attach_item_begin(detach_item
((void **) p->managed_stack, p->managed[0],
sizeof(Frame *)), p->managed[0],
sizeof(Frame *));
arrange_tiled(p);
return p->managed_stack[0];
}
return 0;
}
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