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/*
* Test code for the ETable package
*
* Author:
* Miguel de Icaza (miguel@gnu.org)
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <gnome.h>
#include "e-table-simple.h"
#include "e-table-header.h"
#include "e-table-header-item.h"
#include "e-table-item.h"
#include "e-cursors.h"
#include "e-cell-text.h"
char buffer [1024];
char **column_labels;
char ***table_data;
int cols = 0;
int lines = 0;
int lines_alloc = 0;
static void
parse_headers ()
{
char *p, *s;
int in_value = 0, i;
fgets (buffer, sizeof (buffer)-1, stdin);
for (p = buffer; *p; p++){
if (*p == ' ' || *p == '\t'){
if (in_value){
cols++;
in_value = 0;
}
} else
in_value = 1;
}
if (in_value)
cols++;
if (!cols){
fprintf (stderr, "No columns in first row\n");
exit (1);
}
column_labels = g_new0 (char *, cols);
p = buffer;
for (i = 0; (s = strtok (p, " \t")) != NULL; i++){
column_labels [i] = g_strdup (s);
p = NULL;
}
printf ("%d headers:\n", cols);
for (i = 0; i < cols; i++){
printf ("header %d: %s\n", i, column_labels [i]);
}
}
static char **
load_line (char *buffer, int cols)
{
char **line = g_new0 (char *, cols);
char *p;
int i;
for (i = 0; i < cols; i++){
p = strtok (buffer, " \t\n");
if (p == NULL){
for (; i < cols; i++)
line [i] = g_strdup ("");
return line;
} else
line [i] = g_strdup (p);
buffer = NULL;
}
return line;
}
static void
append_line (char **line)
{
if (lines <= lines_alloc){
lines_alloc = lines + 50;
table_data = g_renew (char **, table_data, lines_alloc);
}
table_data [lines] = line;
lines++;
}
static void
load_data ()
{
int i;
parse_headers ();
while (fgets (buffer, sizeof (buffer)-1, stdin) != NULL){
char **line;
if (buffer [0] == '\n')
continue;
line = load_line (buffer, cols);
append_line (line);
}
for (i = 0; i < lines; i++){
int j;
printf ("Line %d: ", i);
for (j = 0; j < cols; j++)
printf ("[%s] ", table_data [i][j]);
printf ("\n");
}
}
/*
* ETableSimple callbacks
*/
static int
col_count (ETableModel *etc, void *data)
{
return cols;
}
static const char *
col_name (ETableModel *etc, int col, void *data)
{
g_assert (col < cols);
return column_labels [col];
}
static int
row_count (ETableModel *etc, void *data)
{
return lines;
}
static void *
value_at (ETableModel *etc, int col, int row, void *data)
{
g_assert (col < cols);
g_assert (row < lines);
return (void *) table_data [row][col];
}
static void
set_value_at (ETableModel *etc, int col, int row, const void *val, void *data)
{
g_assert (col < cols);
g_assert (row < lines);
g_free (table_data [row][col]);
table_data [row][col] = g_strdup (val);
printf ("Value at %d,%d set to %s\n", col, row, (char *) val);
}
static gboolean
is_cell_editable (ETableModel *etc, int col, int row, void *data)
{
return TRUE;
}
static void
set_canvas_size (GnomeCanvas *canvas, GtkAllocation *alloc)
{
gnome_canvas_set_scroll_region (canvas, 0, 0, alloc->width, alloc->height);
}
void
table_browser_test (void)
{
GtkWidget *canvas, *window;
ETableModel *e_table_model;
ETableHeader *e_table_header;
ECell *cell_left_just;
int i;
load_data ();
/*
* Data model
*/
e_table_model = e_table_simple_new (
col_count, col_name, row_count, value_at,
set_value_at, is_cell_editable, NULL);
/*
* Header
*/
e_table_header = e_table_header_new ();
cell_left_just = e_cell_text_new (e_table_model, NULL, GTK_JUSTIFY_LEFT);
for (i = 0; i < cols; i++){
ETableCol *ecol = e_table_col_new (
column_labels [i], column_labels [i],
80, 20, cell_left_just,
g_str_equal, TRUE);
e_table_header_add_column (e_table_header, ecol, i);
}
/*
* Setup GUI
*/
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
canvas = gnome_canvas_new ();
gtk_signal_connect (GTK_OBJECT (canvas), "size_allocate",
GTK_SIGNAL_FUNC (set_canvas_size), NULL);
gtk_container_add (GTK_CONTAINER (window), canvas);
gtk_widget_show_all (window);
gnome_canvas_item_new (
gnome_canvas_root (GNOME_CANVAS (canvas)),
e_table_header_item_get_type (),
"ETableHeader", e_table_header,
"x", 0,
"y", 0,
NULL);
gnome_canvas_item_new (
gnome_canvas_root (GNOME_CANVAS (canvas)),
e_table_item_get_type (),
"ETableHeader", e_table_header,
"ETableModel", e_table_model,
"x", 10,
"y", 30,
"drawgrid", TRUE,
"drawfocus", TRUE,
"spreadsheet", TRUE,
NULL);
}
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