mirror of
https://github.com/0intro/wmii
synced 2024-12-13 23:27:36 +03:00
573 lines
12 KiB
C
573 lines
12 KiB
C
/*
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* (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
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* See LICENSE file for license details.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "wm.h"
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#include "layoutdef.h"
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typedef struct Acme Acme;
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typedef struct Column Column;
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typedef struct Cell Cell;
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struct Acme {
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Column *sel;
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Column *columns;
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size_t ncolumns;
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Frame *frames;
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size_t nframes;
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};
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struct Cell {
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Frame *frame;
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Cell *next;
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Cell *prev;
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Column *col;
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};
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struct Column {
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Cell *sel;
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Cell *cells;
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size_t ncells;
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XRectangle rect;
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Column *prev;
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Column *next;
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};
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static void init_col(Area *a, Client *clients);
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static Client *deinit_col(Area *a);
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static void arrange_col(Area *a);
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static Bool attach_col(Area *a, Client *c);
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static void detach_col(Area *a, Client *c, Bool unmap);
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static void resize_col(Frame *f, XRectangle *new, XPoint *pt);
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static void focus_col(Frame *f, Bool raise);
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static Frame *frames_col(Area *a);
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static Frame *sel_col(Area *a);
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static Action *actions_col(Area *a);
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static void select_frame(void *obj, char *arg);
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static void swap_frame(void *obj, char *arg);
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static void new_col(void *obj, char *arg);
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static Action lcol_acttbl[] = {
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{"select", select_frame},
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{"swap", swap_frame},
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{"new", new_col},
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{0, 0}
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};
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void init_layout_column()
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{
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Layout *lp, *l = cext_emallocz(sizeof(Layout));
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l->name = "column";
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l->init = init_col;
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l->deinit = deinit_col;
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l->arrange = arrange_col;
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l->attach = attach_col;
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l->detach = detach_col;
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l->resize = resize_col;
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l->focus = focus_col;
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l->frames = frames_col;
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l->sel = sel_col;
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l->actions = actions_col;
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for (lp = layouts; lp && lp->next; lp = lp->next);
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if (lp)
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lp->next = l;
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else
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layouts = l;
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}
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static void arrange_column(Column *col)
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{
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Cell *cell;
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unsigned int i = 0, h = area_rect.height / col->ncells;
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for (cell = col->cells; cell; cell = cell->next) {
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Frame *f = cell->frame;
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f->rect = col->rect;
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f->rect.y = area_rect.y + i * h;
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if (!cell->next)
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f->rect.height = area_rect.height - f->rect.y + area_rect.y;
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else
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f->rect.height = h;
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resize_frame(f, &f->rect, 0);
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i++;
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}
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}
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static void arrange_col(Area *a)
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{
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Acme *acme = a->aux;
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Column *col;
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for (col = acme->columns; col; col = col->next)
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arrange_column(col);
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XSync(dpy, False);
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}
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static void init_col(Area *a, Client *clients)
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{
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Client *n, *c = clients;
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a->aux = cext_emallocz(sizeof(Acme));
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while (c) {
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n = c->next;
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attach_col(a, c);
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c = n;
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}
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}
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static void attach_frame(Area *a, Column *col, Frame *new)
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{
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Acme *acme = a->aux;
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Cell *c, *cell = cext_emallocz(sizeof(Cell));
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Frame *f;
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cell->frame = new;
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cell->col = col;
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new->aux = cell;
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for (c = col->cells; c && c->next; c = c->next);
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if (!c)
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col->cells = cell;
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else {
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c->next = cell;
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cell->prev = c;
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}
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col->sel = cell;
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col->ncells++;
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for (f = acme->frames; f && f->next; f = f->next);
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if (!f)
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acme->frames = new;
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else {
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f->next = new;
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new->prev = f;
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}
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attach_frame_to_area(a, new);
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acme->nframes++;
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}
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static void detach_frame(Area *a, Frame *old)
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{
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Acme *acme = a->aux;
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Cell *cell = old->aux;
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Column *col = cell->col;
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if (col->sel == cell) {
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if (cell->prev)
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col->sel = cell->prev;
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else
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col->sel = nil;
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}
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if (cell->prev)
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cell->prev->next = cell->next;
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else
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col->cells = cell->next;
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if (cell->next)
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cell->next->prev = cell->prev;
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if (!col->sel)
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col->sel = col->cells;
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free(cell);
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col->ncells--;
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if (old->prev)
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old->prev->next = old->next;
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else
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acme->frames = old->next;
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if (old->next)
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old->next->prev = old->prev;
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old->aux = nil;
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detach_frame_from_area(old);
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acme->nframes--;
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}
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static Client *deinit_col(Area *a)
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{
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Acme *acme = a->aux;
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Frame *f;
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Client *cl, *res = nil, *c = nil;
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Column *col = acme->columns;
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while ((f = acme->frames)) {
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while ((cl = f->clients)) {
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detach_client_from_frame(cl, False);
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cl->prev = cl->next = 0;
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if (!c)
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res = c = cl;
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else {
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c->next = cl;
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cl->prev = c;
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c = cl;
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}
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}
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detach_frame(a, f);
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destroy_frame(f);
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}
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while ((col = acme->columns)) {
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acme->columns = col->next;
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free(col);
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}
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free(acme);
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a->aux = 0;
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return res;
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}
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static Bool attach_col(Area *a, Client *c)
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{
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Acme *acme = a->aux;
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Column *col = acme->sel;
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Frame *f = nil;
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if (col && col->sel)
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f = col->sel->frame;
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if (!col) {
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col = cext_emallocz(sizeof(Column));
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col->rect = area_rect;
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acme->columns = acme->sel = col;
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acme->ncolumns++;
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}
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/* check for tabbing? */
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if (f && (((char *) f->file[F_LOCKED]->content)[0] == '1'))
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f = 0;
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if (!f) {
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f = alloc_frame(&c->rect);
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attach_frame(a, col, f);
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}
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attach_client_to_frame(f, c);
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arrange_column(col);
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if (a->page == selpage)
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XMapWindow(dpy, f->win);
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focus_col(f, True);
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return True;
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}
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static void update_column_width(Area *a)
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{
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Acme *acme = a->aux;
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unsigned int i = 0, width;
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Column *col;
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if (!acme->ncolumns)
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return;
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width = area_rect.width / acme->ncolumns;
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for (col = acme->columns; col; col = col->next) {
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col->rect = area_rect;
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col->rect.x = i * width;
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col->rect.width = width;
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i++;
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}
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arrange_col(a);
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}
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static void detach_col(Area *a, Client *c, Bool unmap)
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{
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Acme *acme = a->aux;
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Frame *f = c->frame;
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Column *col = f->aux;
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detach_client_from_frame(c, unmap);
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if (!f->clients) {
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detach_frame(a, f);
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destroy_frame(f);
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}
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else return;
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if (col->cells)
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arrange_column(col);
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else {
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if (acme->sel == col) {
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if (col->prev)
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acme->sel = col->prev;
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else
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acme->sel = nil;
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}
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if (col->prev)
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col->prev->next = col->next;
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else
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acme->columns = col->next;
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if (col->next)
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col->next->prev = col->prev;
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if (!acme->sel)
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acme->sel = acme->columns;
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acme->ncolumns--;
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free(col);
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update_column_width(a);
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}
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}
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static void match_frame_horiz(Column *col, XRectangle *r)
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{
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Cell *cell;
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for (cell = col->cells; cell; cell = cell->next) {
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Frame *f = cell->frame;
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f->rect.x = r->x;
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f->rect.width = r->width;
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resize_frame(f, &f->rect, nil);
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}
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}
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static void drop_resize(Frame *f, XRectangle *new)
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{
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Column *west = nil, *east = nil, *col = nil;
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Cell *north = nil, *south = nil;
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Cell *cell = f->aux;
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col = cell->col;
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west = col->prev;
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east = col->next;
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north = cell->prev;
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south = cell->next;
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/* horizontal resize */
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if (west && (new->x != f->rect.x)) {
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west->rect.width = new->x - west->rect.x;
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col->rect.width += f->rect.x - new->x;
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col->rect.x = new->x;
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match_frame_horiz(west, &west->rect);
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match_frame_horiz(col, &col->rect);
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}
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if (east && (new->x + new->width != f->rect.x + f->rect.width)) {
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east->rect.width -= new->x + new->width - east->rect.x;
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east->rect.x = new->x + new->width;
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col->rect.x = new->x;
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col->rect.width = new->width;
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match_frame_horiz(col, &col->rect);
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match_frame_horiz(east, &east->rect);
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}
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/* vertical resize */
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if (north && (new->y != f->rect.y)) {
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north->frame->rect.height = new->y - north->frame->rect.y;
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f->rect.height += f->rect.y - new->y;
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f->rect.y = new->y;
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resize_frame(north->frame, &north->frame->rect, nil);
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resize_frame(f, &f->rect, nil);
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}
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if (south && (new->y + new->height != f->rect.y + f->rect.height)) {
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south->frame->rect.height -= new->y + new->height - south->frame->rect.y;
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south->frame->rect.y = new->y + new->height;
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f->rect.y = new->y;
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f->rect.height = new->height;
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resize_frame(f, &f->rect, nil);
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resize_frame(south->frame, &south->frame->rect, nil);
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}
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}
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static void drop_moving(Frame *f, XRectangle *new, XPoint *pt)
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{
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Area *a = f->area;
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Cell *cell = f->aux;
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Column *src = cell->col, *tgt = 0;
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Acme *acme = a->aux;
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if (!pt)
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return;
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for (tgt = acme->columns; tgt && !blitz_ispointinrect(pt->x, pt->y, &tgt->rect); tgt = tgt->next);
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if (tgt) {
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if (tgt != src) {
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if (src->ncells < 2)
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return;
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detach_frame(a, f);
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attach_frame(a, tgt, f);
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arrange_column(src);
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arrange_column(tgt);
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focus_col(f, True);
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}
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else {
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Cell *c;
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for (c = src->cells; c && !blitz_ispointinrect(pt->x, pt->y, &c->frame->rect); c = c->next);
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if (c && c != cell) {
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Frame *tmp = c->frame;
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c->frame = f;
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cell->frame = tmp;
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arrange_column(src);
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focus_col(f, True);
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}
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}
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}
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}
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static void resize_col(Frame *f, XRectangle *new, XPoint *pt)
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{
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if ((f->rect.width == new->width)
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&& (f->rect.height == new->height))
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drop_moving(f, new, pt);
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else
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drop_resize(f, new);
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}
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static void focus_col(Frame *f, Bool raise)
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{
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Area *a = f->area;
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Acme *acme = a->aux;
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Cell *old, *cell = f->aux;
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Column *col = cell->col;
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old = col->sel;
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acme->sel = col;
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col->sel = cell;
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sel_client(f->sel);
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a->file[A_SEL_FRAME]->content = f->file[F_PREFIX]->content;
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if (raise)
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center_pointer(f);
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if (old && old != cell)
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draw_frame(old->frame);
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draw_frame(f);
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}
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static Frame *frames_col(Area *a)
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{
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Acme *acme = a->aux;
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return acme->frames;
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}
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static Frame *sel_col(Area *a) {
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Acme *acme = a->aux;
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Column *col = acme->sel;
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if (col && col->sel)
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return col->sel->frame;
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return nil;
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}
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static Action *actions_col(Area *a)
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{
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return lcol_acttbl;
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}
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static void select_frame(void *obj, char *arg)
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{
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Area *a = obj;
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Acme *acme = a->aux;
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Column *col = acme->sel;
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Cell *cell;
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if (!col)
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return;
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cell = col->sel;
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if (!cell || !arg)
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return;
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if (!strncmp(arg, "prev", 5))
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cell = cell->prev;
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else if (!strncmp(arg, "next", 5))
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cell = cell->next;
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else if (!strncmp(arg, "west", 5))
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cell = col->prev ? col->prev->sel : nil;
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else if (!strncmp(arg, "east", 5))
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cell = col->next ? col->next->sel : nil;
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else {
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unsigned int i = 0, idx = blitz_strtonum(arg, 0, col->ncells - 1);
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for (cell = col->cells; cell && i != idx; cell = cell->next) i++;
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}
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if (cell)
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focus_col(cell->frame, True);
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}
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static void swap_frame(void *obj, char *arg)
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{
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Area *a = obj;
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Acme *acme = a->aux;
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Column *west = nil, *east = nil, *col = acme->sel;
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Cell *north = nil, *south = nil, *cell = col->sel;
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Frame *f;
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XRectangle r;
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if (!col || !cell || !arg)
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return;
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west = col->prev;
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east = col->next;
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north = cell->prev;
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south = cell->next;
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if (!strncmp(arg, "north", 6) && north) {
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r = north->frame->rect;
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north->frame->rect = cell->frame->rect;
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cell->frame->rect = r;
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f = north->frame;
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north->frame = cell->frame;
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cell->frame = f;
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cell->frame->aux = cell;
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north->frame->aux = north;
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resize_frame(cell->frame, &cell->frame->rect, nil);
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resize_frame(north->frame, &north->frame->rect, nil);
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focus_col(cell->frame, True);
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}
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else if (!strncmp(arg, "south", 6) && south) {
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r = south->frame->rect;
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south->frame->rect = cell->frame->rect;
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cell->frame->rect = r;
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f = south->frame;
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south->frame = cell->frame;
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cell->frame = f;
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cell->frame->aux = cell;
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south->frame->aux = south;
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resize_frame(cell->frame, &cell->frame->rect, nil);
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resize_frame(south->frame, &south->frame->rect, nil);
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focus_col(cell->frame, True);
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}
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else if (!strncmp(arg, "west", 5) && west && (col->ncells > 1)) {
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Cell *other = west->sel;
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r = other->frame->rect;
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other->frame->rect = cell->frame->rect;
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cell->frame->rect = r;
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f = other->frame;
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other->frame = cell->frame;
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cell->frame = f;
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other->frame->aux = other;
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cell->frame->aux = cell;
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resize_frame(cell->frame, &cell->frame->rect, nil);
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resize_frame(other->frame, &other->frame->rect, nil);
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focus_col(cell->frame, True);
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}
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else if (!strncmp(arg, "east", 5) && east && (col->ncells > 1)) {
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Cell *other = east->sel;
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r = other->frame->rect;
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other->frame->rect = cell->frame->rect;
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cell->frame->rect = r;
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f = other->frame;
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other->frame = cell->frame;
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cell->frame = f;
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other->frame->aux = other;
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cell->frame->aux = cell;
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resize_frame(cell->frame, &cell->frame->rect, nil);
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resize_frame(other->frame, &other->frame->rect, nil);
|
|
focus_col(cell->frame, True);
|
|
}
|
|
}
|
|
|
|
static void new_col(void *obj, char *arg)
|
|
{
|
|
Area *a = obj;
|
|
Acme *acme = a->aux;
|
|
Column *c, *new, *col = acme->sel;
|
|
Frame *f;
|
|
|
|
if (!col || col->ncells < 2)
|
|
return;
|
|
|
|
f = col->sel->frame;
|
|
for (c = acme->columns; c && c->next; c = c->next);
|
|
|
|
new = cext_emallocz(sizeof(Column));
|
|
new->rect = area_rect;
|
|
new->prev = c;
|
|
c->next = new;
|
|
acme->ncolumns++;
|
|
acme->sel = new;
|
|
|
|
detach_frame(a, f);
|
|
attach_frame(a, new, f);
|
|
|
|
update_column_width(a);
|
|
focus_col(f, True);
|
|
}
|
|
|