gri3-wm/src/table.c

91 lines
2.3 KiB
C

/*
* vim:ts=8:expandtab
*
* i3 - an improved dynamic tiling window manager
*
* © 2009 Michael Stapelberg and contributors
*
* See file LICENSE for license information.
*
* table.c: Functions/macros for easy modifying/accessing of _the_ table (defining our
* layout).
*
*/
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <stdbool.h>
#include <assert.h>
#include "data.h"
#include "table.h"
int current_workspace = 0;
Workspace workspaces[10];
/* Convenience pointer to the current workspace */
Workspace *c_ws = &workspaces[0];
int current_col = 0;
int current_row = 0;
/*
* Initialize table
*
*/
void init_table() {
memset(workspaces, 0, sizeof(workspaces));
for (int i = 0; i < 10; i++) {
workspaces[i].screen = NULL;
SLIST_INIT(&(workspaces[i].dock_clients));
expand_table_cols(&(workspaces[i]));
expand_table_rows(&(workspaces[i]));
}
}
static void new_container(Workspace *workspace, Container **container) {
Container *new;
new = *container = calloc(sizeof(Container), 1);
CIRCLEQ_INIT(&(new->clients));
new->colspan = 1;
new->rowspan = 1;
new->workspace = workspace;
}
/*
* Add one row to the table
*
*/
void expand_table_rows(Workspace *workspace) {
workspace->rows++;
for (int c = 0; c < workspace->cols; c++) {
workspace->table[c] = realloc(workspace->table[c], sizeof(Container*) * workspace->rows);
new_container(workspace, &(workspace->table[c][workspace->rows-1]));
}
}
/*
* Add one column to the table
*
*/
void expand_table_cols(Workspace *workspace) {
workspace->cols++;
workspace->table = realloc(workspace->table, sizeof(Container**) * workspace->cols);
workspace->table[workspace->cols-1] = calloc(sizeof(Container*) * workspace->rows, 1);
for (int c = 0; c < workspace->rows; c++)
new_container(workspace, &(workspace->table[workspace->cols-1][c]));
}
/*
* Performs simple bounds checking for the given column/row
*
*/
bool cell_exists(int col, int row) {
return (col >= 0 && col < c_ws->cols) &&
(row >= 0 && row < c_ws->rows);
}