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/*
* gtk-util-routines.h
*
* GTK utilities
*
* Copyright © 2020-2021 Deutsches Elektronen-Synchrotron DESY,
* a research centre of the Helmholtz Association.
*
* Authors:
* 2020-2021 Thomas White <taw@physics.org>
*
* This file is part of CrystFEL.
*
* CrystFEL 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.
*
* CrystFEL 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 CrystFEL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <math.h>
#include <gtk/gtk.h>
char *get_all_text(GtkTextView *view)
{
GtkTextBuffer *buf;
GtkTextIter start, end;
buf = gtk_text_view_get_buffer(view);
gtk_text_buffer_get_start_iter(buf, &start);
gtk_text_buffer_get_end_iter(buf, &end);
return gtk_text_buffer_get_text(buf, &start, &end, FALSE);
}
float get_float(GtkWidget *entry)
{
const gchar *text;
char *rval;
float val;
text = gtk_entry_get_text(GTK_ENTRY(entry));
errno = 0;
val = strtof(text, &rval);
if ( *rval != '\0' ) return NAN;
return val;
}
unsigned int get_uint(GtkWidget *entry)
{
const gchar *text;
char *rval;
unsigned long int val;
text = gtk_entry_get_text(GTK_ENTRY(entry));
errno = 0;
val = strtoul(text, &rval, 10);
if ( *rval != '\0' ) {
printf("Invalid integer '%s'\n", text);
return 0;
}
return val;
}
int get_bool(GtkWidget *widget)
{
return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
}
int i_maybe_disable(GtkWidget *toggle, GtkWidget *widget)
{
gtk_widget_set_sensitive(GTK_WIDGET(widget),
gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle)));
return FALSE;
}
int i_maybe_disable_and_deselect(GtkWidget *toggle, GtkWidget *widget)
{
int active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle));
gtk_widget_set_sensitive(GTK_WIDGET(widget), active);
if ( !active ) {
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(widget), FALSE);
}
return FALSE;
}
static int inv_maybe_disable(GtkWidget *toggle, GtkWidget *victim)
{
if ( gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(toggle)) ) {
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(victim), FALSE);
}
return FALSE;
}
void deselect_when_active(GtkWidget *toggle, GtkWidget *victim)
{
g_signal_connect(G_OBJECT(toggle), "toggled",
G_CALLBACK(inv_maybe_disable),
victim);
inv_maybe_disable(toggle, victim);
}
void set_active(GtkWidget *tb, int active)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(tb), active);
}
void set_combo_id(GtkWidget *cb, const char *id)
{
gtk_combo_box_set_active_id(GTK_COMBO_BOX(cb), id);
}
const char *get_combo_id(GtkWidget *cb)
{
return gtk_combo_box_get_active_id(GTK_COMBO_BOX(cb));
}
void redraw_widget(GtkWidget *wid)
{
gint w, h;
w = gtk_widget_get_allocated_width(GTK_WIDGET(wid));
h = gtk_widget_get_allocated_height(GTK_WIDGET(wid));
gtk_widget_queue_draw_area(GTK_WIDGET(wid), 0, 0, w, h);
}
const char *get_text_or_null(GtkEntry *entry)
{
const char *text = gtk_entry_get_text(entry);
if ( text[0] == '\0' ) return NULL;
return text;
}
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