463 lines
9.9 KiB
C
463 lines
9.9 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* Test code for the ETable package
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*
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* Author:
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* Miguel de Icaza (miguel@gnu.org)
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*/
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#include <config.h>
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#include <stdio.h>
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#include <string.h>
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#include <gnome.h>
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#include "gal/widgets/e-cursors.h"
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#include "gal/widgets/e-canvas.h"
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#include "e-table-simple.h"
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#include "e-table-header.h"
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#include "e-table-header-item.h"
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#include "e-table-item.h"
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#include "e-cell-text.h"
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#include "e-table.h"
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#include "e-table-config.h"
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#include "table-test.h"
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char buffer [1024];
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char **column_labels;
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char ***table_data;
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int cols = 0;
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int lines = 0;
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int lines_alloc = 0;
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static void
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parse_headers (void)
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{
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char *p, *s;
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int in_value = 0, i;
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fgets (buffer, sizeof (buffer)-1, stdin);
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for (p = buffer; *p; p++){
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if (*p == ' ' || *p == '\t'){
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if (in_value){
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cols++;
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in_value = 0;
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}
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} else
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in_value = 1;
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}
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if (in_value)
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cols++;
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if (!cols){
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fprintf (stderr, "No columns in first row\n");
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exit (1);
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}
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column_labels = g_new0 (char *, cols);
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p = buffer;
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for (i = 0; (s = strtok (p, " \t")) != NULL; i++){
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column_labels [i] = g_strdup (s);
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if (strchr (column_labels [i], '\n'))
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*strchr (column_labels [i], '\n') = 0;
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p = NULL;
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}
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printf ("%d headers:\n", cols);
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for (i = 0; i < cols; i++){
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printf ("header %d: %s\n", i, column_labels [i]);
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}
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}
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static char **
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load_line (char *buffer, int cols)
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{
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char **line = g_new0 (char *, cols);
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char *p;
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int i;
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for (i = 0; i < cols; i++){
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p = strtok (buffer, " \t\n");
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if (p == NULL){
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for (; i < cols; i++)
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line [i] = g_strdup ("");
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return line;
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} else
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line [i] = g_strdup (p);
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buffer = NULL;
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}
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return line;
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}
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static void
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append_line (char **line)
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{
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if (lines <= lines_alloc){
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lines_alloc = lines + 50;
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table_data = g_renew (char **, table_data, lines_alloc);
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}
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table_data [lines] = line;
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lines++;
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}
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static void
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load_data (void)
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{
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int i;
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{
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static int loaded;
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if (loaded)
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return;
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loaded = TRUE;
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}
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parse_headers ();
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while (fgets (buffer, sizeof (buffer)-1, stdin) != NULL){
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char **line;
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if (buffer [0] == '\n')
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continue;
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line = load_line (buffer, cols);
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append_line (line);
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}
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for (i = 0; i < lines; i++){
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int j;
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printf ("Line %d: ", i);
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for (j = 0; j < cols; j++)
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printf ("[%s] ", table_data [i][j]);
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printf ("\n");
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}
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}
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/*
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* ETableSimple callbacks
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*/
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static int
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col_count (ETableModel *etc, void *data)
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{
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return cols;
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}
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static int
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row_count (ETableModel *etc, void *data)
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{
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return lines;
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}
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static void
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append_row (ETableModel *etm, ETableModel *model, int row, void *data)
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{
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abort ();
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}
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static void *
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value_at (ETableModel *etc, int col, int row, void *data)
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{
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g_assert (col < cols);
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g_assert (row < lines);
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fprintf (stderr, "value_at[%d,%d]\n", col, row);
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return (void *) table_data [row][col];
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}
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static void
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set_value_at (ETableModel *etc, int col, int row, const void *val, void *data)
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{
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g_assert (col < cols);
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g_assert (row < lines);
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g_free (table_data [row][col]);
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table_data [row][col] = g_strdup (val);
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printf ("Value at %d,%d set to %s\n", col, row, (char *) val);
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}
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static gboolean
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is_cell_editable (ETableModel *etc, int col, int row, void *data)
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{
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return TRUE;
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}
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static gboolean
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has_save_id (ETableModel *etm, void *data)
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{
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return FALSE;
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}
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static char *
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get_save_id (ETableModel *etm, int row, void *data)
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{
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abort ();
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}
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static void *
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duplicate_value (ETableModel *etc, int col, const void *value, void *data)
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{
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return g_strdup (value);
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}
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static void
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free_value (ETableModel *etc, int col, void *value, void *data)
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{
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g_free (value);
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}
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static void *
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initialize_value (ETableModel *etc, int col, void *data)
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{
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return g_strdup ("");
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}
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static gboolean
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value_is_empty (ETableModel *etc, int col, const void *value, void *data)
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{
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return !(value && *(char *)value);
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}
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static char *
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value_to_string (ETableModel *etc, int col, const void *value, void *data)
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{
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return g_strdup(value);
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}
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#ifdef BIT_ROT
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static void
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set_canvas_size (GnomeCanvas *canvas, GtkAllocation *alloc)
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{
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gnome_canvas_set_scroll_region (canvas, 0, 0, alloc->width, alloc->height);
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}
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void
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table_browser_test (void)
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{
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GtkWidget *canvas, *window;
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ETableModel *e_table_model;
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ETableHeader *e_table_header;
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ECell *cell_left_just;
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GnomeCanvasItem *group;
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int i;
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int priority = 20;
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load_data ();
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/*
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* Data model
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*/
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e_table_model = e_table_simple_new (
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col_count, row_count, append_row,
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value_at, set_value_at, is_cell_editable,
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has_save_id, get_save_id,
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duplicate_value, free_value,
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initialize_value, value_is_empty,
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value_to_string,
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NULL);
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/*
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* Header
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*/
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e_table_header = e_table_header_new ();
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cell_left_just = e_cell_text_new (NULL, GTK_JUSTIFY_LEFT);
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for (i = 0; i < cols; i++){
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ETableCol *ecol = e_table_col_new (
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i, column_labels [i],
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1.0, 20, cell_left_just,
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g_str_compare, TRUE,
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priority);
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e_table_header_add_column (e_table_header, ecol, i);
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}
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/*
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* Setup GUI
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*/
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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canvas = e_canvas_new ();
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gtk_signal_connect (GTK_OBJECT (canvas), "size_allocate",
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GTK_SIGNAL_FUNC (set_canvas_size), NULL);
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gtk_container_add (GTK_CONTAINER (window), canvas);
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gtk_widget_show_all (window);
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gnome_canvas_item_new (
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gnome_canvas_root (GNOME_CANVAS (canvas)),
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e_table_header_item_get_type (),
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"ETableHeader", e_table_header,
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NULL);
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group = gnome_canvas_item_new (
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gnome_canvas_root (GNOME_CANVAS (canvas)),
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gnome_canvas_group_get_type (),
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"x", 30.0,
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"y", 30.0,
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NULL);
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gnome_canvas_item_new (
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GNOME_CANVAS_GROUP (group),
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e_table_item_get_type (),
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"ETableHeader", e_table_header,
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"ETableModel", e_table_model,
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"drawgrid", TRUE,
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"drawfocus", TRUE,
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#if 0
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"spreadsheet", TRUE,
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#endif
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NULL);
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}
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#endif
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static void
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save_spec (GtkWidget *button, ETable *e_table)
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{
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#ifdef BIT_ROT
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e_table_save_specification (e_table, "e-table-test.xml");
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#endif
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}
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#ifdef BIT_ROT
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static void
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row_selection_test (ETable *table, int row, gboolean selected)
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{
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if (selected)
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g_print ("Row %d selected\n", row);
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else
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g_print ("Row %d unselected\n", row);
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}
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#endif
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static void
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toggle_grid (void *nothing, ETable *etable)
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{
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static gboolean shown;
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gtk_object_get (GTK_OBJECT (etable), "drawgrid", &shown, NULL);
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gtk_object_set (GTK_OBJECT (etable), "drawgrid", !shown, NULL);
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}
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static void
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do_e_table_demo (const char *state)
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{
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GtkWidget *e_table, *window, *frame, *vbox, *button, *bhide;
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ECell *cell_left_just;
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ETableHeader *full_header;
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int i;
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GString *spec;
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/*
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* Data model
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*/
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static ETableModel *e_table_model = NULL;
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if (e_table_model == NULL)
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e_table_model =
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e_table_simple_new (col_count, row_count, append_row,
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value_at, set_value_at, is_cell_editable,
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has_save_id, get_save_id,
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duplicate_value, free_value,
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initialize_value, value_is_empty,
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value_to_string,
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NULL);
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full_header = e_table_header_new ();
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cell_left_just = e_cell_text_new (NULL, GTK_JUSTIFY_LEFT);
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spec = g_string_new ("\
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<ETableSpecification \
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cursor-mode=\"line\" \
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selection-mode=\"browse\" \
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draw-focus=\"true\">");
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for (i = 0; i < cols; i++) {
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char *colspec =
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g_strdup_printf ("\
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<ETableColumn model_col=\"%d\" \
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_title=\"%s\" \
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minimum_width=\"20\" \
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resizable=\"true\" \
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cell=\"string\" \
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compare=\"string\"/>\n", i, column_labels[i]);
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g_string_append (spec, colspec);
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g_free (colspec);
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}
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g_string_append (spec, "</ETableSpecification>");
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e_table = e_table_new (e_table_model, NULL, spec->str, state);
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/* This makes value_at not called just to determine row height. */
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gtk_object_set (GTK_OBJECT (e_table),
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"uniform_row_height", 1,
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NULL);
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g_string_free (spec, TRUE);
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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frame = gtk_frame_new (NULL);
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#ifdef BIT_ROT
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gtk_signal_connect (GTK_OBJECT(e_table), "row_selection",
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GTK_SIGNAL_FUNC(row_selection_test), NULL);
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#endif
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vbox = gtk_vbox_new (FALSE, 0);
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gtk_box_pack_start (GTK_BOX (vbox), e_table, TRUE, TRUE, 0);
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gtk_container_add (GTK_CONTAINER (frame), vbox);
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gtk_container_add (GTK_CONTAINER (window), frame);
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#if 0
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/*
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* gadgets
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*/
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button = gtk_button_new_with_label ("Save spec");
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gtk_signal_connect (GTK_OBJECT (button), "clicked",
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GTK_SIGNAL_FUNC (save_spec), e_table);
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gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
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bhide = gtk_button_new_with_label ("Toggle Grid");
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gtk_signal_connect (GTK_OBJECT (bhide), "clicked",
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GTK_SIGNAL_FUNC (toggle_grid), e_table);
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gtk_box_pack_start (GTK_BOX (vbox), bhide, FALSE, FALSE, 0);
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#endif
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gtk_widget_set_usize (window, 400, 200);
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gtk_widget_show_all (window);
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#ifdef BIT_ROT
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if (getenv ("TEST")){
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e_table_do_gui_config (NULL, E_TABLE(e_table));
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}
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#endif
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}
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void
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e_table_test (void)
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{
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load_data ();
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if (1){/*getenv ("DO")){*/
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do_e_table_demo ("\
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<ETableState>\n\
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<column source=\"0\"/>\n\
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<column source=\"1\"/>\n\
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<column source=\"2\"/>\n\
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<column source=\"3\"/>\n\
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<column source=\"4\"/>\n\
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<grouping></grouping>\n\
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</ETableState>");
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#if 0
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do_e_table_demo ("<ETableSpecification> <columns-shown> <column> 0 </column> <column> 0 </column> <column> 1 </column> <column> 2 </column> <column> 3 </column> <column> 4 </column> </columns-shown> <grouping> <group column=\"3\" ascending=\"true\"> <group column=\"4\" ascending=\"false\"> <leaf column=\"2\" ascending=\"true\"/> </group> </group> </grouping> </ETableSpecification>");
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do_e_table_demo ("<ETableSpecification> <columns-shown> <column> 0 </column> <column> 1 </column> <column> 2 </column> <column> 3 </column> <column> 4 </column> </columns-shown> <grouping> <group column=\"4\" ascending=\"true\"> <leaf column=\"2\" ascending=\"true\"/> </group> </grouping> </ETableSpecification>");
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do_e_table_demo ("<ETableSpecification> <columns-shown> <column> 0 </column> <column> 1 </column> <column> 2 </column> <column> 3 </column> <column> 4 </column> </columns-shown> <grouping> <group column=\"3\" ascending=\"true\"> <leaf column=\"2\" ascending=\"true\"/> </group> </grouping> </ETableSpecification>");
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#endif
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}
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}
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