161 lines
3.1 KiB
C
161 lines
3.1 KiB
C
/*
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* e-table-model.c: a Table Model
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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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* (C) 1999 Helix Code, Inc.
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*/
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#include <config.h>
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#include <gtk/gtksignal.h>
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#include "e-table-model.h"
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#define ETM_CLASS(e) ((ETableModelClass *)((GtkObject *)e)->klass)
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static GtkObjectClass *e_table_model_parent_class;
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enum {
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MODEL_CHANGED,
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LAST_SIGNAL
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};
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static guint etm_signals [LAST_SIGNAL] = { 0, };
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int
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e_table_model_column_count (ETableModel *etable)
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{
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return ETM_CLASS (etable)->column_count (etable);
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}
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const char *
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e_table_model_column_name (ETableModel *etable, int col)
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{
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return ETM_CLASS (etable)->column_name (etable, col);
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}
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int
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e_table_model_row_count (ETableModel *etable)
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{
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return ETM_CLASS (etable)->row_count (etable);
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}
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void *
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e_table_model_value_at (ETableModel *etable, int col, int row)
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{
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return ETM_CLASS (etable)->value_at (etable, col, row);
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}
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void
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e_table_model_set_value_at (ETableModel *etable, int col, int row, void *data)
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{
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return ETM_CLASS (etable)->set_value_at (etable, col, row, data);
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}
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gboolean
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e_table_model_is_cell_editable (ETableModel *etable, int col, int row)
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{
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return ETM_CLASS (etable)->is_cell_editable (etable, col, row);
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}
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int
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e_table_model_row_height (ETableModel *etable, int row)
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{
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return ETM_CLASS (etable)->row_height (etable, row);
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}
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static void
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e_table_model_destroy (GtkObject *object)
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{
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GSList *l;
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ETableModel *etable = (ETableModel *) object;
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if (e_table_model_parent_class->destroy)
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(*e_table_model_parent_class->destroy)(object);
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}
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static void
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e_table_model_class_init (GtkObjectClass *object_class)
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{
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e_table_model_parent_class = gtk_type_class (gtk_object_get_type ());
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object_class->destroy = e_table_model_destroy;
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etm_signals [MODEL_CHANGED] =
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gtk_signal_new ("model_changed",
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GTK_RUN_LAST,
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object_class->type,
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GTK_SIGNAL_OFFSET (ETableModelClass, model_changed),
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gtk_marshal_NONE__NONE,
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GTK_TYPE_NONE, 0);
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gtk_object_class_add_signals (object_class, etm_signals, LAST_SIGNAL);
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}
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GtkType
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e_table_model_get_type (void)
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{
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static GtkType type = 0;
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if (!type){
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GtkTypeInfo info = {
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"ETableModel",
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sizeof (ETableModel),
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sizeof (ETableModelClass),
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(GtkClassInitFunc) e_table_model_class_init,
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(GtkObjectInitFunc) NULL,
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NULL, /* reserved 1 */
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NULL, /* reserved 2 */
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(GtkClassInitFunc) NULL
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};
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type = gtk_type_unique (gtk_object_get_type (), &info);
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}
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return type;
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}
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int
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e_table_model_height (ETableModel *etable)
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{
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int rows, size, i;
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g_return_val_if_fail (etable != NULL, 0);
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rows = e_table_model_row_count (etable);
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size = 0;
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for (i = 0; i < rows; i++)
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size += e_table_model_row_height (etable, i) + 1;
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return size;
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}
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void
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e_table_model_changed (ETableModel *e_table_model)
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{
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gtk_signal_emit (GTK_OBJECT (e_table_model),
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etm_signals [MODEL_CHANGED]);
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}
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#if 0
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int
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e_table_model_max_col_width (ETableModel *etm, int col)
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{
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const int nvals = e_table_model_row_count (etm);
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int max = 0;
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int row;
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for (row = 0; row < nvals; row++){
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int w;
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w = e_table_model_cell_width (etm, col, i);
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if (w > max)
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max = w;
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}
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return max;
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}
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#endif
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