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menustate.c

/* 
 *  gretl -- Gnu Regression, Econometrics and Time-series Library
 *  Copyright (C) 2001 Allin Cottrell and Riccardo "Jack" Lucchetti
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */

/* menustate.c: status of menus etc. */

#include "gretl.h"
#include "console.h"
#include "guiprint.h"
#include "ssheet.h"
#include "menustate.h"

void refresh_data (void)
{
    if (data_status) {
      populate_varlist();
      set_sample_label(datainfo);
    }
}

void flip (GtkItemFactory *ifac, const char *path, gboolean s)
{
    if (ifac != NULL) {
      GtkWidget *w = gtk_item_factory_get_item(ifac, path);

      if (w != NULL) {
          gtk_widget_set_sensitive(w, s);
      } else {
          fprintf(stderr, I_("Failed to flip state of \"%s\"\n"), path);
      }
    }
}

void edit_info_state (gboolean s)
{
    flip(mdata->ifac, "/Data/Edit info", s);
}

void add_remove_markers_state (gboolean s)
{
    flip(mdata->ifac, "/Data/Add case markers...", !s);
    flip(mdata->ifac, "/Data/Remove case markers", s);
}

/* by using gretl_set_window_modal() we make the main
   window visibly insensitive */

static int modcount;

static void increment_modal_count (GtkWidget *w)
{
    if (modcount == 0) {
      gtk_widget_set_sensitive(mdata->w, FALSE);
    }

    modcount++;
}

static void decrement_modal_count (GtkWidget *w, gpointer p)
{
    if (modcount > 0) {
      modcount--;
    }

    if (modcount == 0) {
      gtk_widget_set_sensitive(mdata->w, TRUE);
    }
}

void gretl_set_window_modal (GtkWidget *w)
{
    gtk_window_set_modal(GTK_WINDOW(w), TRUE);
    increment_modal_count(w);
    g_signal_connect(G_OBJECT(w), "destroy", 
                 G_CALLBACK(decrement_modal_count),
                 NULL);
}

void variable_menu_state (gboolean s)
{
    if (mdata == NULL || mdata->ifac == NULL) return;

    flip(mdata->ifac, "/Variable", s);
    flip(mdata->ifac, "/View/Cross-correlogram",  
       dataset_is_time_series(datainfo));
}

void main_menubar_state (gboolean s)
{
    if (mdata == NULL || mdata->ifac == NULL) return;

    flip(mdata->ifac, "/File/Append data", s);
    flip(mdata->ifac, "/File/Clear data set", s);
    flip(mdata->ifac, "/File/Save data", s);
    flip(mdata->ifac, "/File/Save data as", s);
    flip(mdata->ifac, "/File/Export data", s);
    flip(mdata->ifac, "/File/Send To...", s);
    flip(mdata->ifac, "/Data", s);
    flip(mdata->ifac, "/View", s);
    flip(mdata->ifac, "/Add", s);
    flip(mdata->ifac, "/Sample", s);
    flip(mdata->ifac, "/Variable", s);
    flip(mdata->ifac, "/Model", s);
    flip(mdata->ifac, "/Tools/Sort variables", s);

    flip(mdata->ifac, "/File/New data set", !s);

    if (s) {
      edit_info_state(!(data_status & BOOK_DATA));
      add_remove_markers_state(datainfo->S != NULL);
    }
}

static GtkItemFactoryEntry time_series_model_items[] = {
    { N_("/Model/Time series/_Cochrane-Orcutt..."), NULL, model_callback, CORC, NULL, GNULL },
    { N_("/Model/Time series/_Hildreth-Lu..."), NULL, model_callback, HILU, NULL, GNULL },
    { N_("/Model/Time series/_Prais-Winsten..."), NULL, model_callback, PWE, NULL, GNULL },
    { N_("/Model/Time series/_Autoregressive estimation..."), NULL, model_callback, AR, NULL, GNULL },
    { N_("/Model/Time series/ARI_MA..."), NULL, model_callback, ARMA, NULL, GNULL },
    { N_("/Model/Time series/_ARCH..."), NULL, model_callback, ARCH, NULL, GNULL },
    { N_("/Model/Time series/_GARCH..."), NULL, model_callback, GARCH, NULL, GNULL },
    { N_("/Model/Time series/_Vector Autoregression..."), NULL, selector_callback, VAR, NULL, GNULL },
    { N_("/Model/Time series/VAR _lag selection..."), NULL, selector_callback, VLAGSEL, NULL, GNULL },
    { N_("/Model/Time series/V_ECM..."), NULL, selector_callback, VECM, NULL, GNULL },
    { N_("/Model/Time series/_Cointegration test"), NULL, NULL, 0, "<Branch>", GNULL },
    { N_("/Model/Time series/Cointegration test/_Engle-Granger..."), NULL, 
      selector_callback, COINT, NULL, GNULL },
    { N_("/Model/Time series/Cointegration test/_Johansen..."), NULL, 
      selector_callback, COINT2, NULL, GNULL }
};

static GtkItemFactoryEntry panel_model_items[] = {
    { N_("/Model/Panel/_Fixed or random effects..."), NULL, model_callback, PANEL, NULL, GNULL },
    { N_("/Model/Panel/_Weighted least squares..."), NULL, model_callback, PANEL_WLS, NULL, GNULL },
    { N_("/Model/Panel/_Between model..."), NULL, model_callback, PANEL_B, NULL, GNULL },
    { N_("/Model/Panel/_Arellano-Bond..."), NULL, model_callback, ARBOND, NULL, GNULL },
};

#define COMPACTABLE(d) (d->structure == TIME_SERIES && \
                        (d->pd == 4 || d->pd == 12 || \
                         d->pd == 5 || d->pd == 7))

#define EXPANSIBLE(d) (d->structure == TIME_SERIES && (d->pd == 1 || d->pd == 4))

#define DATASET_DB_OK(d) (d->pd == 1 || (d->structure == TIME_SERIES && \
                                         (d->pd == 4 || d->pd == 12)))

#define extended_ts(d) ((d)->structure == TIME_SERIES || \
                  (d)->structure == SPECIAL_TIME_SERIES || \
                  (d)->structure == STACKED_TIME_SERIES)

#define tramo_ts(d) ((d)->structure == TIME_SERIES && \
                     (d->pd == 1 || d->pd == 4 || d->pd == 12))

#define x12_ts(d) ((d)->structure == TIME_SERIES && \
                   (d->pd == 4 || d->pd == 12))

void time_series_menu_state (gboolean s)
{
    gboolean sx = extended_ts(datainfo);

    if (mdata->ifac == NULL) {
      return;
    }

    /* File menu */
    flip(mdata->ifac, "/File/Save data as/Database...", DATASET_DB_OK(datainfo));

    /* Plots */
    flip(mdata->ifac, "/View/Graph specified vars/Time series plot...", sx);
    flip(mdata->ifac, "/View/Multiple graphs/Time series...", sx);
    flip(mdata->ifac, "/Variable/Time series plot", sx);

    /* Variable menu */
    flip(mdata->ifac, "/Variable/Correlogram", s);
    flip(mdata->ifac, "/Variable/Spectrum", s);
    flip(mdata->ifac, "/Variable/Augmented Dickey-Fuller test", s);
    flip(mdata->ifac, "/Variable/ADF-GLS test", s);
    flip(mdata->ifac, "/Variable/KPSS test", s);
    flip(mdata->ifac, "/Variable/Filter", s);
#ifdef HAVE_X12A
    flip(mdata->ifac, "/Variable/X-12-ARIMA analysis", x12_ts(datainfo));
#endif
#ifdef HAVE_TRAMO
    flip(mdata->ifac, "/Variable/TRAMO analysis", tramo_ts(datainfo));
#endif
    flip(mdata->ifac, "/Variable/Hurst exponent", s);
    /* Model menu */
    flip(mdata->ifac, "/Model/Time series", s);
    /* Sample menu */
    flip(mdata->ifac, "/Data/Compact data...", 
       s && (COMPACTABLE(datainfo) || dated_weekly_data(datainfo)));
    flip(mdata->ifac, "/Data/Expand data...", s && EXPANSIBLE(datainfo));

    if (s) {
      GtkWidget *w =  
          gtk_item_factory_get_widget(mdata->ifac, 
                              "/Model/Time series/Cochrane-Orcutt...");

      if (w == NULL) {
          int i, n = sizeof time_series_model_items / 
            sizeof time_series_model_items[0];

          for (i=0; i<n; i++) {
            gtk_item_factory_create_item(mdata->ifac, 
                                   &time_series_model_items[i], 
                                   mdata, 1);
          }
      }
    }
}

void panel_menu_state (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/Add/Unit dummies", s);
      flip(mdata->ifac, "/Add/Time dummies", s);
      flip(mdata->ifac, "/Model/Panel", s);
    }

    if (s) {
      GtkWidget *w =  
          gtk_item_factory_get_widget(mdata->ifac, 
                              "/Model/Panel/Fixed or random effects...");

      if (w == NULL) {
          int i, n = sizeof panel_model_items / 
            sizeof panel_model_items[0];

          for (i=0; i<n; i++) {
            gtk_item_factory_create_item(mdata->ifac, 
                                   &panel_model_items[i], 
                                   mdata, 1);
          }
      }
    }
}

void ts_or_panel_menu_state (gboolean s)
{
    if (mdata->ifac == NULL) return;

    flip(mdata->ifac, "/Data/Sort data...", !s);

    flip(mdata->ifac, "/Add/Time trend", s);
    flip(mdata->ifac, "/Add/Lags of selected variables", s);
    flip(mdata->ifac, "/Add/First differences of selected variables", s);
    flip(mdata->ifac, "/Add/Log differences of selected variables", s);

    flip(mdata->ifac, "/Add/Seasonal differences of selected variables",
       dataset_is_seasonal(datainfo));
    flip(mdata->ifac, "/Add/Periodic dummies", 
       dataset_is_seasonal(datainfo));
}

void session_menu_state (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/View/Icon view", s);
      flip(mdata->ifac, "/File/Session files/Save session", s);
      flip(mdata->ifac, "/File/Session files/Save session as...", s);
    } 
}

void restore_sample_state (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/Sample/Restore full range", s);
    }
}

void drop_obs_state (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/Data/Remove extra observations", s);
    }
}

void compact_data_state (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/Data/Compact data...", s);
    }
}

void main_menus_enable (gboolean s)
{
    if (mdata->ifac != NULL) {
      flip(mdata->ifac, "/File", s);
      flip(mdata->ifac, "/Tools", s);
      flip(mdata->ifac, "/Data", s);
      flip(mdata->ifac, "/View", s);
      flip(mdata->ifac, "/Add", s);
      flip(mdata->ifac, "/Sample", s);
      flip(mdata->ifac, "/Model", s);
    }
}

static gint var_popup_click (GtkWidget *w, gpointer p)
{
    gchar *item = (gchar *) p;
    int v = mdata_active_var();

    if (!strcmp(item, _("Display values"))) 
      display_var();
    if (!strcmp(item, _("Descriptive statistics"))) 
      do_menu_op(NULL, VAR_SUMMARY, NULL);
    else if (!strcmp(item, _("Time series plot"))) 
      do_graph_var(v);
    else if (!strcmp(item, _("Frequency distribution"))) 
      do_freq_dist(NULL, 0, NULL);
    else if (!strcmp(item, _("Frequency plot"))) 
      do_freq_dist(NULL, 1, NULL);
    else if (!strcmp(item, _("Boxplot")))
      do_boxplot_var(v);
    else if (!strcmp(item, _("Gini coefficient")))
      do_gini(NULL, 0, NULL);
    else if (!strcmp(item, _("Correlogram")))
      do_corrgm(NULL, CORRGM, NULL);
#if 0
    else if (!strcmp(item, _("Spectrum"))) 
      do_pergm(NULL, 0, NULL);
    else if (!strcmp(item, _("Spectrum (Bartlett)"))) 
      do_pergm(NULL, 1, NULL);
#else
    else if (!strcmp(item, _("Spectrum"))) 
      do_pergm(NULL, 1, NULL);
#endif
    else if (!strcmp(item, _("ARIMA model"))) 
      model_callback(GINT_TO_POINTER(v), ARMA, NULL);
    else if (!strcmp(item, _("Dickey-Fuller test"))) 
      unit_root_test(NULL, ADF, NULL);
    else if (!strcmp(item, _("KPSS test"))) 
      unit_root_test(NULL, KPSS, NULL);
    else if (!strcmp(item, _("Hurst exponent"))) 
      do_hurst(NULL, 0, NULL);
    else if (!strcmp(item, _("Edit attributes")))  
      varinfo_dialog(v, 1);
    else if (!strcmp(item, _("Edit values")))  
      show_spreadsheet(SHEET_EDIT_VARLIST);
    else if (!strcmp(item, _("Copy to clipboard"))) 
      csv_selected_to_clipboard();
    else if (!strcmp(item, _("Delete"))) 
      delete_single_var(v);
    else if (!strcmp(item, _("Define new variable..."))) 
      gretl_callback(NULL, GENR, NULL);

    gtk_widget_destroy(mdata->popup);

    return FALSE;
}

GtkWidget *build_var_popup (void)
{
    const char *var_items[] = {
      N_("Display values"),
      N_("Descriptive statistics"),
      N_("Time series plot"),
      N_("Frequency plot"),
      N_("Boxplot"),
      N_("Correlogram"),
      N_("Spectrum"),
      N_("Edit attributes"),
      N_("Edit values"),
      N_("Copy to clipboard"),
      N_("Delete"),
      N_("Define new variable...")
    };

    GtkWidget *var_menu;
    GtkWidget *var_item;
    int i, n_items = sizeof var_items / sizeof var_items[0];

    var_menu = gtk_menu_new();

    for (i=0; i<n_items; i++) {
      if ((i == 5 || i == 6) && !dataset_is_time_series(datainfo)) {
          continue;
      }
      if (i == 2 && !extended_ts(datainfo)) {
          continue;
      }
      var_item = gtk_menu_item_new_with_label(_(var_items[i]));
      g_signal_connect(G_OBJECT(var_item), "activate",
                   G_CALLBACK(var_popup_click),
                   _(var_items[i]));
      gtk_widget_show(var_item);
      gtk_menu_shell_append(GTK_MENU_SHELL(var_menu), var_item);
    }

    return var_menu;
}

static gint selection_popup_click (GtkWidget *w, gpointer p)
{
    gchar *item = (gchar *) p;

    if (!strcmp(item, _("Display values"))) 
      display_selected(NULL, 0, NULL); 
    else if (!strcmp(item, _("Descriptive statistics"))) 
      do_menu_op(NULL, SUMMARY, NULL);
    else if (!strcmp(item, _("Correlation matrix"))) 
      do_menu_op(NULL, CORR, NULL);
    else if (!strcmp(item, _("Cross-correlogram"))) 
      xcorrgm_callback(NULL, 0, NULL);
    else if (!strcmp(item, _("Time series plot"))) 
      plot_from_selection(NULL, GR_PLOT, NULL);
    else if (!strcmp(item, _("XY scatterplot"))) 
      plot_from_selection(NULL, GR_XY, NULL);
    else if (!strcmp(item, _("Copy to clipboard"))) 
      csv_selected_to_clipboard();
    else if (!strcmp(item, _("Edit values"))) 
      show_spreadsheet(SHEET_EDIT_VARLIST);
    else if (!strcmp(item, _("Delete"))) 
      delete_selected_vars();

    gtk_widget_destroy(mdata->popup);

    return FALSE;
}

GtkWidget *build_selection_popup (void)
{
    const char *items[] = {
      N_("Display values"),
      N_("Descriptive statistics"),
      N_("Correlation matrix"),
      N_("Cross-correlogram"),
      N_("Time series plot"),
      N_("XY scatterplot"),
      N_("Copy to clipboard"),
      N_("Edit values"),
      N_("Delete")
    };

    GtkWidget *sel_menu;
    GtkWidget *item;
    int i, n_items = sizeof items / sizeof items[0];

    sel_menu = gtk_menu_new();

    for (i=0; i<n_items; i++) {
      if (!dataset_is_time_series(datainfo) && i == 3) {
          continue;
      }
      if (!extended_ts(datainfo) && i == 4) {
          continue;
      }
      item = gtk_menu_item_new_with_label(_(items[i]));
      g_signal_connect(G_OBJECT(item), "activate",
                   G_CALLBACK(selection_popup_click),
                   _(items[i]));
      gtk_widget_show(item);
      gtk_menu_shell_append(GTK_MENU_SHELL(sel_menu), item);
    }

    return sel_menu;
}

void clear_sample_label (void)
{
    GtkWidget *dlabel = g_object_get_data(G_OBJECT(mdata->w), "dlabel");

    gtk_label_set_text(GTK_LABEL(mdata->status), "");
    gtk_label_set_text(GTK_LABEL(dlabel), _(" No datafile loaded "));
}

void set_sample_label (DATAINFO *pdinfo)
{
    GtkWidget *dlabel = g_object_get_data(G_OBJECT(mdata->w), "dlabel");
    char stobs[OBSLEN], endobs[OBSLEN];
    char labeltxt[128];
    const char *pdstr;

    ntodate(stobs, 0, pdinfo);
    ntodate(endobs, pdinfo->n - 1, pdinfo);

    if (custom_time_series(pdinfo)) {
      pdstr = N_("Time series");
    } else if (dataset_is_time_series(pdinfo)) {
      switch (pdinfo->pd) {
      case 1:
          pdstr = N_("Annual"); break;
      case 4:
          pdstr = N_("Quarterly"); break;
      case 12:
          pdstr = N_("Monthly"); break;
      case 24:
          pdstr = N_("Hourly"); break;
      case 52:
          pdstr = N_("Weekly"); break;
      case 5:
      case 6:
      case 7:
          pdstr = N_("Daily"); break;
      case 10:
          pdstr = N_("Decennial"); break;
      default:
          pdstr = N_("Unknown"); break;
      }
    } else if (dataset_is_panel(pdinfo)) {
      pdstr = N_("Panel");
    } else {
      pdstr = N_("Undated");
    }

    time_series_menu_state(dataset_is_time_series(pdinfo));
    panel_menu_state(dataset_is_panel(pdinfo));
    ts_or_panel_menu_state(dataset_is_time_series(pdinfo) ||
                     dataset_is_panel(pdinfo));

    flip(mdata->ifac, "/Data/Transpose data...", 
       !dataset_is_panel(pdinfo));

    if (complex_subsampled() && pdinfo->t1 == 0 && 
      pdinfo->t2 == pdinfo->n - 1 && 
      datainfo->structure == CROSS_SECTION) {
      sprintf(labeltxt, _("Undated: Full range n = %d; current sample"
                      " n = %d"), get_full_length_n(), datainfo->n);
    } else {
      sprintf(labeltxt, _("%s: Full range %s - %s"), 
            _(pdstr), stobs, endobs);
    }

    if (pdinfo->t1 > 0 || pdinfo->t2 < pdinfo->n - 1) {
      char t1str[OBSLEN], t2str[OBSLEN];
      char biglabel[160];

      ntodate(t1str, pdinfo->t1, pdinfo);
      ntodate(t2str, pdinfo->t2, pdinfo);
      sprintf(biglabel, _("%s; sample %s - %s"), labeltxt, t1str, t2str);
      gtk_label_set_text(GTK_LABEL(mdata->status), biglabel);
    } else {
      gtk_label_set_text(GTK_LABEL(mdata->status), labeltxt);
    }

    if (strlen(paths.datfile) > 2) {
      /* data file open already */
      const char *p = strrchr(paths.datfile, SLASH);
      gchar *trfname;

      if (p != NULL) {
          trfname = my_filename_to_utf8(p + 1);
      } else {
          trfname = my_filename_to_utf8(paths.datfile);
      }

      sprintf(labeltxt, " %s ", trfname);
      g_free(trfname);
      if (data_status & MODIFIED_DATA) { 
          strcat(labeltxt, "* ");
      } 
      if (dlabel != NULL) {
          gtk_label_set_text(GTK_LABEL(dlabel), labeltxt);
      }
    } else if (data_status & MODIFIED_DATA) {
      strcpy(labeltxt, _(" Unsaved data "));
      gtk_label_set_text(GTK_LABEL(dlabel), labeltxt);
    }

    if (complex_subsampled() || pdinfo->t1 > 0 ||
      pdinfo->t2 < pdinfo->n - 1) {
      restore_sample_state(TRUE);
    }

    console_record_sample(datainfo);
}



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