diff options
Diffstat (limited to 'src/anastasis/anastasis-gtk_helper.c')
| -rw-r--r-- | src/anastasis/anastasis-gtk_helper.c | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/src/anastasis/anastasis-gtk_helper.c b/src/anastasis/anastasis-gtk_helper.c new file mode 100644 index 0000000..5760f00 --- /dev/null +++ b/src/anastasis/anastasis-gtk_helper.c @@ -0,0 +1,265 @@ +/* + This file is part of anastasis-gtk. + Copyright (C) 2020 Anastasis SARL + + Anastasis 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, or (at your + option) any later version. + + Anastasis 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 Anastasis; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ + +/** + * @file src/anastasis/anastasis-gtk_helper.c + * @brief Helper functions of anastasis-gtk + * @author Christian Grothoff + * @author Dennis Neufeld + */ +#include <gnunet/platform.h> +#include <gnunet/gnunet_util_lib.h> +#include "anastasis-gtk_helper.h" +#include <jansson.h> + + +/** + * true if we are currently showing an error message. + */ +bool AG_have_error; + + +void +AG_thaw () +{ + AG_error_clear (); + AG_sensitive ("anastasis_gtk_main_window"); + GNUNET_assert (NULL == AG_ra); +} + + +void +AG_freeze () +{ + AG_insensitive ("anastasis_gtk_main_window"); + GNUNET_assert (NULL == AG_ra); +} + + +void +AG_sensitive (const char *name) +{ + GtkWidget *w; + + w = GTK_WIDGET (GCG_get_main_window_object (name)); + if (NULL == w) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Widget `%s' not found, cannot make it sensitive!\n", + name); + return; + } + gtk_widget_set_sensitive (w, + true); +} + + +void +AG_focus (const char *name) +{ + GtkWidget *w; + + w = GTK_WIDGET (GCG_get_main_window_object (name)); + if (NULL == w) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Widget `%s' not found, cannot focus on it!\n", + name); + return; + } + gtk_widget_grab_focus (w); +} + + +void +AG_insensitive (const char *name) +{ + GtkWidget *w; + + w = GTK_WIDGET (GCG_get_main_window_object (name)); + if (NULL == w) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Widget `%s' not found, cannot make it sensitive!\n", + name); + return; + } + gtk_widget_set_sensitive (w, + false); +} + + +void +AG_hide (const char *name) +{ + GtkWidget *w; + + w = GTK_WIDGET (GCG_get_main_window_object (name)); + if (NULL == w) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Widget `%s' not found, cannot hide it!\n", + name); + return; + } + gtk_widget_hide (w); +} + + +void +AG_show (const char *name) +{ + GtkWidget *w; + + w = GTK_WIDGET (GCG_get_main_window_object (name)); + if (NULL == w) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Widget `%s' not found, cannot show it!\n", + name); + return; + } + gtk_widget_show (w); +} + + +void +AG_insensitive_children (const char *name) +{ + GList *children; + + children = gtk_container_get_children (GTK_CONTAINER ( + GCG_get_main_window_object (name))); + for (GList *iter = children; iter != NULL; iter = g_list_next (iter)) + gtk_widget_set_sensitive (GTK_WIDGET (iter->data), + false); + g_list_free (children); +} + + +void +AG_hide_children (const char *name) +{ + GList *children; + + children = gtk_container_get_children (GTK_CONTAINER ( + GCG_get_main_window_object (name))); + for (GList *iter = children; iter != NULL; iter = g_list_next (iter)) + gtk_widget_hide (GTK_WIDGET (iter->data)); + g_list_free (children); +} + + +void +AG_show_children (const char *name) +{ + GList *children; + + children = gtk_container_get_children (GTK_CONTAINER ( + GCG_get_main_window_object (name))); + for (GList *iter = children; iter != NULL; iter = g_list_next (iter)) + gtk_widget_show (GTK_WIDGET (iter->data)); + g_list_free (children); + +} + + +void +AG_hide_all_frames (void) +{ + AG_hide ("anastasis_gtk_start_frame"); + AG_hide_children ("anastasis_gtk_super_vbox"); + AG_hide_children ("anastasis_gtk_illustration_vbox"); + if (AG_have_error) + AG_show ("anastasis_gtk_error_label"); +} + + +bool +AG_check_state (json_t *state, + const char *expected_state) +{ + const char *state_name = json_string_value (json_object_get (state, + "backup_state")); + if (NULL == state_name) + state_name = json_string_value (json_object_get (state, + "recovery_state")); + if (NULL == state_name) + return false; + return (0 == strcasecmp (state_name, + expected_state)); +} + + +/** + * Get an object from the main window. + * + * @param name name of the object + * @return NULL on error + */ +GObject * +GCG_get_main_window_object (const char *name) +{ + if (NULL == AG_ml) + return NULL; + return GNUNET_GTK_main_loop_get_object (AG_ml, + name); +} + + +void +AG_error_clear () +{ + AG_have_error = false; + AG_hide ("anastasis_gtk_error_label"); +} + + +void +AG_error (const char *format, + ...) +{ + va_list ap; + char *msg; + int ret; + GtkLabel *l; + + va_start (ap, format); + ret = vasprintf (&msg, + format, + ap); + va_end (ap); + if (-1 == ret) + { + GNUNET_break (0); + return; + } + l = GTK_LABEL (GCG_get_main_window_object ("anastasis_gtk_error_label")); + if (NULL == l) + { + GNUNET_break (0); + return; + } + gtk_label_set_text (l, + msg); + free (msg); + AG_have_error = true; + gtk_widget_show (GTK_WIDGET (l)); +} |