mirror of
https://github.com/0intro/wmii
synced 2024-12-14 15:47:51 +03:00
401 lines
11 KiB
C
401 lines
11 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 <assert.h>
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include "wm.h"
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static void handle_after_write_frame(IXPServer * s, File * file);
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static void handle_before_read_frame(IXPServer * s, File * file);
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Frame *
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alloc_frame(XRectangle * r)
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{
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XSetWindowAttributes wa;
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static int id = 0;
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char buf[MAX_BUF];
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Frame *f = (Frame *) cext_emallocz(sizeof(Frame));
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int bw, th;
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f->rect = *r;
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f->cursor = normal_cursor;
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snprintf(buf, MAX_BUF, "/detached/%d", id);
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f->file[F_PREFIX] = ixp_create(ixps, buf);
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snprintf(buf, MAX_BUF, "/detached/%d/name", id);
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f->file[F_NAME] = ixp_create(ixps, buf);
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f->file[F_NAME]->before_read = handle_before_read_frame;
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snprintf(buf, MAX_BUF, "/detached/%d/geometry", id);
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f->file[F_GEOMETRY] = ixp_create(ixps, buf);
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f->file[F_GEOMETRY]->before_read = handle_before_read_frame;
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f->file[F_GEOMETRY]->after_write = handle_after_write_frame;
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snprintf(buf, MAX_BUF, "/detached/%d/border", id);
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f->file[F_BORDER] =
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wmii_create_ixpfile(ixps, buf, def[WM_BORDER]->content);
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f->file[F_BORDER]->after_write = handle_after_write_frame;
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snprintf(buf, MAX_BUF, "/detached/%d/tab", id);
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f->file[F_TAB] = wmii_create_ixpfile(ixps, buf, def[WM_TAB]->content);
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f->file[F_TAB]->after_write = handle_after_write_frame;
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snprintf(buf, MAX_BUF, "/detached/%d/handleinc", id);
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f->file[F_HANDLE_INC] =
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wmii_create_ixpfile(ixps, buf, def[WM_HANDLE_INC]->content);
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f->file[F_HANDLE_INC]->after_write = handle_after_write_frame;
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id++;
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wa.override_redirect = 1;
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wa.background_pixmap = ParentRelative;
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wa.event_mask =
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SubstructureRedirectMask | ExposureMask | ButtonPressMask |
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PointerMotionMask;
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bw = border_width(f);
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th = tab_height(f);
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f->rect.width += 2 * bw;
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f->rect.height += bw + (th ? th : bw);
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f->win = XCreateWindow(dpy, root, f->rect.x, f->rect.y, f->rect.width,
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f->rect.height, 0, DefaultDepth(dpy,
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screen_num),
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CopyFromParent, DefaultVisual(dpy, screen_num),
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CWOverrideRedirect | CWBackPixmap | CWEventMask,
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&wa);
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XDefineCursor(dpy, f->win, f->cursor);
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f->gc = XCreateGC(dpy, f->win, 0, 0);
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XSync(dpy, False);
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return f;
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}
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Frame *
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win_to_frame(Window w)
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{
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Page *p;
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for(p = pages; p; p = p->next) {
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Frame *f;
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for(f = p->managed->def->frames(p->managed); f; f = f->next)
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if(f->win == w)
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return f;
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for(f = p->floating->def->frames(p->floating); f; f = f->next)
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if(f->win == w)
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return f;
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}
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return nil;
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}
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void
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destroy_frame(Frame * f)
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{
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XFreeGC(dpy, f->gc);
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XDestroyWindow(dpy, f->win);
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ixp_remove_file(ixps, f->file[F_PREFIX]);
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free(f);
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}
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unsigned int
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tab_height(Frame * f)
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{
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if(blitz_strtonum(f->file[F_TAB]->content, 0, 1))
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return font->ascent + font->descent + 4;
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return 0;
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}
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unsigned int
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border_width(Frame * f)
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{
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if(blitz_strtonum(f->file[F_BORDER]->content, 0, 1))
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return BORDER_WIDTH;
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return 0;
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}
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static void
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check_dimensions(Frame * f, unsigned int tabh, unsigned int bw)
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{
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Client *c = sel_client();
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if(!c)
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return;
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if(c->size.flags & PMinSize) {
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if(f->rect.width - 2 * bw < c->size.min_width) {
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f->rect.width = c->size.min_width + 2 * bw;
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}
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if(f->rect.height - bw - (tabh ? tabh : bw) < c->size.min_height) {
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f->rect.height = c->size.min_height + bw + (tabh ? tabh : bw);
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}
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}
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if(c->size.flags & PMaxSize) {
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if(f->rect.width - 2 * bw > c->size.max_width) {
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f->rect.width = c->size.max_width + 2 * bw;
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}
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if(f->rect.height - bw - (tabh ? tabh : bw) > c->size.max_height) {
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f->rect.height = c->size.max_height + bw + (tabh ? tabh : bw);
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}
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}
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}
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static void
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resize_incremental(Frame * f, unsigned int tabh, unsigned int bw)
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{
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Client *c = f->sel;
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if(!c)
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return;
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/* increment stuff, see chapter 4.1.2.3 of the ICCCM Manual */
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if(c->size.flags & PResizeInc) {
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int base_width = 0, base_height = 0;
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if(c->size.flags & PBaseSize) {
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base_width = c->size.base_width;
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base_height = c->size.base_height;
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} else if(c->size.flags & PMinSize) {
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/* base_{width,height} default to min_{width,height} */
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base_width = c->size.min_width;
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base_height = c->size.min_height;
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}
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/* client_width = base_width + i * c->size.width_inc for an integer i */
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f->rect.width -=
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(f->rect.width - 2 * bw - base_width) % c->size.width_inc;
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f->rect.height -=
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(f->rect.height - bw - (tabh ? tabh : bw) -
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base_height) % c->size.height_inc;
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}
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}
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void
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resize_frame(Frame * f, XRectangle * r, XPoint * pt)
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{
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Layout *l = f->layout;
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unsigned int tabh = tab_height(f);
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unsigned int bw = border_width(f);
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Client *c;
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l->def->resize(f, r, pt);
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/* resize if client requests special size */
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check_dimensions(f, tabh, bw);
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if(f->file[F_HANDLE_INC]->content
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&& ((char *) f->file[F_HANDLE_INC]->content)[0] == '1')
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resize_incremental(f, tabh, bw);
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XMoveResizeWindow(dpy, f->win, f->rect.x, f->rect.y, f->rect.width,
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f->rect.height);
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for(c = f->clients; c; c = c->next) {
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c->rect.x = bw;
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c->rect.y = tabh ? tabh : bw;
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c->rect.width = c->frame->rect.width - 2 * bw;
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c->rect.height = c->frame->rect.height - bw - (tabh ? tabh : bw);
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XMoveResizeWindow(dpy, c->win, c->rect.x, c->rect.y, c->rect.width,
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c->rect.height);
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configure_client(c);
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}
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}
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/**
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* Assumes following file:
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*
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* ./sel-style/text-font "<value>"
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* ./sel-style/text-size "<int>"
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* ./sel-style/text-color "#RRGGBBAA"
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* ./sel-style/bg-color "#RRGGBBAA"
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* ./sel-style/border-color "#RRGGBBAA [#RRGGBBAA [#RRGGBBAA [#RRGGBBAA]]]"
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* ./norm-style/text-font "<value>"
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* ./norm-style/text-size "<int>"
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* ./norm-style/text-color "#RRGGBBAA"
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* ./norm-style/bg-color "#RRGGBBAA"
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* ./norm-style/border-color "#RRGGBBAA [#RRGGBBAA [#RRGGBBAA [#RRGGBBAA]]]"
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*/
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void
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draw_frame(Frame * f)
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{
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Draw d = { 0 };
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int bw = border_width(f);
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XRectangle notch;
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if(bw) {
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notch.x = bw;
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notch.y = bw;
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notch.width = f->rect.width - 2 * bw;
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notch.height = f->rect.height - 2 * bw;
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d.drawable = f->win;
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d.font = font;
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d.gc = f->gc;
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/* define ground plate (i = 0) */
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if(f == sel_frame()) {
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d.bg = blitz_loadcolor(dpy, screen_num, def[WM_SEL_BG_COLOR]->content);
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d.fg = blitz_loadcolor(dpy, screen_num, def[WM_SEL_FG_COLOR]->content);
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d.border = blitz_loadcolor(dpy, screen_num, def[WM_SEL_BORDER_COLOR]->content);
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} else {
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d.bg = blitz_loadcolor(dpy, screen_num, def[WM_NORM_BG_COLOR]->content);
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d.fg = blitz_loadcolor(dpy, screen_num, def[WM_NORM_FG_COLOR]->content);
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d.border = blitz_loadcolor(dpy, screen_num, def[WM_NORM_BORDER_COLOR]->content);
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}
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d.rect = f->rect;
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d.rect.x = d.rect.y = 0;
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d.notch = ¬ch;
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blitz_drawlabel(dpy, &d);
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}
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draw_clients(f);
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XSync(dpy, False);
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}
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void
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handle_frame_buttonpress(XButtonEvent * e, Frame * f)
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{
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Align align;
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int bindex, cindex = e->x / (f->rect.width / f->nclients);
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Client *new = clientat(f->clients, cindex);
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f->layout->def->focus(f->layout, new, False);
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if(e->button == Button1) {
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align = cursor_to_align(f->cursor);
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if(align == CENTER)
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mouse_move(f);
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else
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mouse_resize(f, align);
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return;
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}
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bindex = WM_EVENT_B2PRESS - 2 + e->button;
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/* frame mouse handling */
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if(def[bindex]->content)
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wmii_spawn(dpy, def[bindex]->content);
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}
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void
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attach_client_to_frame(Frame * f, Client * client)
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{
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Client *c;
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for(c = f->clients; c && c->next; c = c->next);
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if(!c) {
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f->clients = client;
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client->prev = client->next = nil;
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} else {
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client->prev = c;
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client->next = nil;
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c->next = client;
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}
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f->sel = client;
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f->nclients++;
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client->frame = f;
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resize_frame(f, &f->rect, 0);
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reparent_client(client, f->win, client->rect.x, client->rect.y);
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map_client(client);
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}
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void
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detach_client_from_frame(Client * c, Bool unmap)
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{
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Frame *f = c->frame;
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c->frame = nil;
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if(f->sel == c)
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f->sel = nil;
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if(f->clients == c) {
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if(c->next)
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c->next->prev = nil;
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f->clients = c->next;
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} else {
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c->prev->next = c->next;
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if(c->next)
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c->next->prev = c->prev;
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}
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f->nclients--;
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if(!c->destroyed) {
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if(!unmap) {
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attach_detached(c);
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unmap_client(c);
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}
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c->rect.x = f->rect.x;
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c->rect.y = f->rect.y;
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reparent_client(c, root, c->rect.x, c->rect.y);
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}
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}
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static Frame *
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handle_before_read_frames(IXPServer *s, File *file, Layout *l)
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{
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Frame *f;
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char buf[32];
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for(f = l->def->frames(l); f; f = f->next) {
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if(file == f->file[F_GEOMETRY]) {
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snprintf(buf, sizeof(buf), "%d %d %d %d", f->rect.x, f->rect.y,
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f->rect.width, f->rect.height);
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if(file->content)
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free(file->content);
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file->content = cext_estrdup(buf);
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file->size = strlen(buf);
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return f;
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}
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else if(file == f->file[F_NAME]) {
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if(file->content)
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free(file->content);
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if(f->sel && f->sel->name) {
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file->content = cext_estrdup(f->sel->name);
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file->size = strlen(f->sel->name);
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}
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else {
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file->content = nil;
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file->size = 0;
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}
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return f;
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}
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}
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return nil;
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}
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static void
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handle_before_read_frame(IXPServer * s, File * file)
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{
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Page *p;
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for(p = pages; p; p = p->next) {
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if(handle_before_read_frames(s, file, p->managed)
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|| handle_before_read_frames(s, file, p->floating))
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return;
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}
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}
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static Frame *
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handle_after_write_frames(IXPServer *s, File *file, Layout *l)
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{
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Frame *f;
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for(f = l->def->frames(l); f; f = f->next) {
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if(file == f->file[F_TAB] || file == f->file[F_BORDER]
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|| file == f->file[F_HANDLE_INC]) {
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f->layout->def->arrange(f->layout);
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return f;
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} else if(file == f->file[F_GEOMETRY]) {
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char *geom = f->file[F_GEOMETRY]->content;
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if(geom && strrchr(geom, ' ')) {
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XRectangle frect = f->rect;
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blitz_strtorect(&rect, &frect, geom);
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resize_frame(f, &frect, 0);
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}
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return f;
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}
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}
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return nil;
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}
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static void
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handle_after_write_frame(IXPServer * s, File * file)
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{
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Page *p;
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for(p = pages; p; p = p->next) {
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if(handle_after_write_frames(s, file, p->managed)
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|| handle_after_write_frames(s, file, p->floating))
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return;
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}
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}
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Frame *
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sel_frame()
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{
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Client *c = sel_client();
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return c ? c->frame : nil;
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}
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