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-rw-r--r--lib/event-types.h84
-rw-r--r--lib/event.h48
-rw-r--r--lib/event/Makefile.am10
-rw-r--r--lib/event/Makefile.in744
-rw-r--r--lib/event/event.c135
-rw-r--r--lib/event/internal.h32
-rw-r--r--lib/event/manage.c225
-rw-r--r--lib/event/raise.c75
8 files changed, 1353 insertions, 0 deletions
diff --git a/lib/event-types.h b/lib/event-types.h
new file mode 100644
index 0000000..2625c36
--- /dev/null
+++ b/lib/event-types.h
@@ -0,0 +1,84 @@
+#ifndef MC__EVENT_TYPES_H
+#define MC__EVENT_TYPES_H
+
+#include <stdarg.h>
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+/* Event groups for main modules */
+#define MCEVENT_GROUP_CORE "Core"
+#define MCEVENT_GROUP_DIALOG "Dialog"
+#define MCEVENT_GROUP_DIFFVIEWER "DiffViewer"
+#define MCEVENT_GROUP_EDITOR "Editor"
+#define MCEVENT_GROUP_FILEMANAGER "FileManager"
+#define MCEVENT_GROUP_VIEWER "Viewer"
+
+/* Events */
+#define MCEVENT_HISTORY_LOAD "history_load"
+#define MCEVENT_HISTORY_SAVE "history_save"
+
+/*** enums ***************************************************************************************/
+
+/*** structures declarations (and typedefs of structures)*****************************************/
+
+/* MCEVENT_GROUP_CORE:vfs_timestamp */
+struct vfs_class;
+typedef struct
+{
+ struct vfs_class *vclass;
+ gpointer id;
+ gboolean ret;
+} ev_vfs_stamp_create_t;
+
+/* MCEVENT_GROUP_CORE:vfs_print_message */
+typedef struct
+{
+ char *msg;
+} ev_vfs_print_message_t;
+
+/* MCEVENT_GROUP_CORE:clipboard_text_from_file */
+typedef struct
+{
+ char **text;
+ gboolean ret;
+} ev_clipboard_text_from_file_t;
+
+/* MCEVENT_GROUP_CORE:help */
+typedef struct
+{
+ const char *filename;
+ const char *node;
+} ev_help_t;
+
+/* MCEVENT_GROUP_CORE:background_parent_call */
+/* MCEVENT_GROUP_CORE:background_parent_call_string */
+typedef struct
+{
+ void *routine;
+ gpointer *ctx;
+ int argc;
+ va_list ap;
+ union
+ {
+ int i;
+ char *s;
+ } ret;
+} ev_background_parent_call_t;
+
+/* MCEVENT_GROUP_DIALOG:history_load */
+/* MCEVENT_GROUP_DIALOG:history_save */
+struct mc_config_t;
+struct Widget;
+typedef struct
+{
+ struct mc_config_t *cfg;
+ struct Widget *receiver; /* NULL means broadcast message */
+} ev_history_load_save_t;
+
+/*** global variables defined in .c file *********************************************************/
+
+/*** declarations of public functions ************************************************************/
+
+/*** inline functions ****************************************************************************/
+
+#endif /* MC__EVENT_TYPES_H */
diff --git a/lib/event.h b/lib/event.h
new file mode 100644
index 0000000..6661639
--- /dev/null
+++ b/lib/event.h
@@ -0,0 +1,48 @@
+#ifndef MC__EVENT_H
+#define MC__EVENT_H
+
+#include "event-types.h"
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+typedef gboolean (*mc_event_callback_func_t) (const gchar *, const gchar *, gpointer, gpointer);
+
+/*** enums ***************************************************************************************/
+
+/*** structures declarations (and typedefs of structures)*****************************************/
+
+typedef struct
+{
+ const char *event_group_name;
+ const char *event_name;
+ mc_event_callback_func_t cb;
+ gpointer init_data;
+} event_init_t;
+
+/*** global variables defined in .c file *********************************************************/
+
+/*** declarations of public functions ************************************************************/
+
+/* event.c: */
+gboolean mc_event_init (GError ** mcerror);
+gboolean mc_event_deinit (GError ** mcerror);
+
+
+/* manage.c: */
+gboolean mc_event_add (const gchar * event_group_name, const gchar * event_name,
+ mc_event_callback_func_t event_callback, gpointer event_init_data,
+ GError ** mcerror);
+void mc_event_del (const gchar * event_group_name, const gchar * event_name,
+ mc_event_callback_func_t event_callback, gpointer event_init_data);
+void mc_event_destroy (const gchar * event_group_name, const gchar * event_name);
+void mc_event_group_del (const gchar * event_group_name);
+gboolean mc_event_present (const gchar * event_group_name, const gchar * event_name);
+gboolean mc_event_mass_add (const event_init_t * events, GError ** mcerror);
+
+/* raise.c: */
+gboolean mc_event_raise (const gchar *, const gchar *, gpointer);
+
+
+/*** inline functions ****************************************************************************/
+
+#endif /* MC__EVENT_H */
diff --git a/lib/event/Makefile.am b/lib/event/Makefile.am
new file mode 100644
index 0000000..407bead
--- /dev/null
+++ b/lib/event/Makefile.am
@@ -0,0 +1,10 @@
+
+noinst_LTLIBRARIES = libmcevent.la
+
+libmcevent_la_SOURCES = \
+ event.c \
+ internal.h \
+ manage.c \
+ raise.c
+
+AM_CPPFLAGS = -I$(top_srcdir) $(GLIB_CFLAGS)
diff --git a/lib/event/Makefile.in b/lib/event/Makefile.in
new file mode 100644
index 0000000..500057a
--- /dev/null
+++ b/lib/event/Makefile.in
@@ -0,0 +1,744 @@
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+# @configure_input@
+
+# Copyright (C) 1994-2021 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
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+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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+ $(am__define_uniq_tagged_files); mkid -fID $$unique
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+ if test -f "$$i"; then \
+ echo "$(subdir)/$$i"; \
+ else \
+ echo "$$sdir/$$i"; \
+ fi; \
+ done >> $(top_builddir)/cscope.files
+
+distclean-tags:
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+
+distdir-am: $(DISTFILES)
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+ list='$(DISTFILES)'; \
+ dist_files=`for file in $$list; do echo $$file; done | \
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+ -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
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+ */*) $(MKDIR_P) `echo "$$dist_files" | \
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+ || cp -p $$d/$$file "$(distdir)/$$file" \
+ || exit 1; \
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+ install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
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+ fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+ -test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
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+ @echo "it deletes files that may require special tools to rebuild."
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+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+ mostlyclean-am
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+distclean: distclean-am
+ -rm -f ./$(DEPDIR)/event.Plo
+ -rm -f ./$(DEPDIR)/manage.Plo
+ -rm -f ./$(DEPDIR)/raise.Plo
+ -rm -f Makefile
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+ distclean-tags
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+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/event/event.c b/lib/event/event.c
new file mode 100644
index 0000000..421c6c4
--- /dev/null
+++ b/lib/event/event.c
@@ -0,0 +1,135 @@
+/*
+ Handle events in application.
+ Interface functions: init/deinit; start/stop
+
+ Copyright (C) 2011-2022
+ Free Software Foundation, Inc.
+
+ Written by:
+ Slava Zanko <slavazanko@gmail.com>, 2011.
+
+ This file is part of the Midnight Commander.
+
+ The Midnight Commander 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.
+
+ The Midnight Commander 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/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/util.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+GTree *mc_event_grouplist = NULL;
+
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_init (GError ** mcerror)
+{
+ mc_return_val_if_error (mcerror, FALSE);
+
+ if (mc_event_grouplist != NULL)
+ {
+ mc_propagate_error (mcerror, 0, "%s", _("Event system already initialized"));
+ return FALSE;
+ }
+
+ mc_event_grouplist =
+ g_tree_new_full ((GCompareDataFunc) g_ascii_strcasecmp,
+ NULL, (GDestroyNotify) g_free, (GDestroyNotify) g_tree_destroy);
+
+ if (mc_event_grouplist == NULL)
+ {
+ mc_propagate_error (mcerror, 0, "%s", _("Failed to initialize event system"));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_deinit (GError ** mcerror)
+{
+ mc_return_val_if_error (mcerror, FALSE);
+
+ if (mc_event_grouplist == NULL)
+ {
+ mc_propagate_error (mcerror, 0, "%s", _("Event system not initialized"));
+ return FALSE;
+ }
+
+ g_tree_destroy (mc_event_grouplist);
+ mc_event_grouplist = NULL;
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_mass_add (const event_init_t * events, GError ** mcerror)
+{
+ size_t array_index;
+
+ mc_return_val_if_error (mcerror, FALSE);
+
+ for (array_index = 0; events[array_index].event_group_name != NULL; array_index++)
+ {
+ if (!mc_event_add (events[array_index].event_group_name,
+ events[array_index].event_name,
+ events[array_index].cb, events[array_index].init_data, mcerror))
+ {
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_present (const gchar * event_group_name, const gchar * event_name)
+{
+ GTree *event_group;
+ GPtrArray *callbacks;
+
+ if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+ return FALSE;
+
+ event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+ if (event_group == NULL)
+ return FALSE;
+
+ callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+ if (callbacks == NULL)
+ return FALSE;
+
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/event/internal.h b/lib/event/internal.h
new file mode 100644
index 0000000..f82ac3a
--- /dev/null
+++ b/lib/event/internal.h
@@ -0,0 +1,32 @@
+#ifndef MC_EVENT_INTERNAL_H
+#define MC_EVENT_INTERNAL_H
+
+/*** typedefs(not structures) and defined constants ********************/
+
+/*** enums *************************************************************/
+
+/*** structures declarations (and typedefs of structures)***************/
+
+typedef struct mc_event_callback_struct
+{
+ gpointer init_data;
+ mc_event_callback_func_t callback;
+} mc_event_callback_t;
+
+
+/*** global variables defined in .c file *******************************/
+
+extern GTree *mc_event_grouplist;
+
+/*** declarations of public functions **********************************/
+
+GTree *mc_event_get_event_group_by_name (const gchar * event_group_name, gboolean create_new,
+ GError ** mcerror);
+GPtrArray *mc_event_get_event_by_name (GTree * event_group, const gchar * event_name,
+ gboolean create_new, GError ** mcerror);
+mc_event_callback_t *mc_event_is_callback_in_array (GPtrArray * callbacks,
+ mc_event_callback_func_t event_callback,
+ gpointer event_init_data);
+
+/*** inline functions ****************************************************************************/
+#endif /* MC_EVENT_INTERNAL_H */
diff --git a/lib/event/manage.c b/lib/event/manage.c
new file mode 100644
index 0000000..7d04a36
--- /dev/null
+++ b/lib/event/manage.c
@@ -0,0 +1,225 @@
+/*
+ Handle any events in application.
+ Manage events: add, delete, destroy, search
+
+ Copyright (C) 2011-2022
+ Free Software Foundation, Inc.
+
+ Written by:
+ Slava Zanko <slavazanko@gmail.com>, 2011.
+
+ This file is part of the Midnight Commander.
+
+ The Midnight Commander 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.
+
+ The Midnight Commander 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/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/util.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+static void
+mc_event_group_destroy_value (gpointer data)
+{
+ GPtrArray *callbacks;
+
+ callbacks = (GPtrArray *) data;
+ g_ptr_array_foreach (callbacks, (GFunc) g_free, NULL);
+ g_ptr_array_free (callbacks, TRUE);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_add (const gchar * event_group_name, const gchar * event_name,
+ mc_event_callback_func_t event_callback, gpointer event_init_data, GError ** mcerror)
+{
+
+ GTree *event_group;
+ GPtrArray *callbacks;
+ mc_event_callback_t *cb;
+
+ mc_return_val_if_error (mcerror, FALSE);
+
+ if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL
+ || event_callback == NULL)
+ {
+ mc_propagate_error (mcerror, 0, "%s", _("Check input data! Some of parameters are NULL!"));
+ return FALSE;
+ }
+
+ event_group = mc_event_get_event_group_by_name (event_group_name, TRUE, mcerror);
+ if (event_group == NULL)
+ return FALSE;
+
+ callbacks = mc_event_get_event_by_name (event_group, event_name, TRUE, mcerror);
+ if (callbacks == NULL)
+ return FALSE;
+
+ cb = mc_event_is_callback_in_array (callbacks, event_callback, event_init_data);
+ if (cb == NULL)
+ {
+ cb = g_new0 (mc_event_callback_t, 1);
+ cb->callback = event_callback;
+ g_ptr_array_add (callbacks, (gpointer) cb);
+ }
+ cb->init_data = event_init_data;
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_del (const gchar * event_group_name, const gchar * event_name,
+ mc_event_callback_func_t event_callback, gpointer event_init_data)
+{
+ GTree *event_group;
+ GPtrArray *callbacks;
+ mc_event_callback_t *cb;
+
+ if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL
+ || event_callback == NULL)
+ return;
+
+ event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+ if (event_group == NULL)
+ return;
+
+ callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+ if (callbacks == NULL)
+ return;
+
+ cb = mc_event_is_callback_in_array (callbacks, event_callback, event_init_data);
+
+ if (cb == NULL)
+ return;
+
+ g_ptr_array_remove (callbacks, (gpointer) cb);
+ g_free ((gpointer) cb);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_destroy (const gchar * event_group_name, const gchar * event_name)
+{
+ GTree *event_group;
+
+ if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+ return;
+
+ event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+ g_tree_remove (event_group, (gconstpointer) event_name);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+void
+mc_event_group_del (const gchar * event_group_name)
+{
+
+ if (mc_event_grouplist != NULL && event_group_name != NULL)
+ g_tree_remove (mc_event_grouplist, (gconstpointer) event_group_name);
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+GTree *
+mc_event_get_event_group_by_name (const gchar * event_group_name, gboolean create_new,
+ GError ** mcerror)
+{
+ GTree *event_group;
+
+ mc_return_val_if_error (mcerror, FALSE);
+
+ event_group = (GTree *) g_tree_lookup (mc_event_grouplist, (gconstpointer) event_group_name);
+ if (event_group == NULL && create_new)
+ {
+ event_group =
+ g_tree_new_full ((GCompareDataFunc) g_ascii_strcasecmp,
+ NULL,
+ (GDestroyNotify) g_free,
+ (GDestroyNotify) mc_event_group_destroy_value);
+ if (event_group == NULL)
+ {
+ mc_propagate_error (mcerror, 0, _("Unable to create group '%s' for events!"),
+ event_group_name);
+ return NULL;
+ }
+ g_tree_insert (mc_event_grouplist, g_strdup (event_group_name), (gpointer) event_group);
+ }
+ return event_group;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+GPtrArray *
+mc_event_get_event_by_name (GTree * event_group, const gchar * event_name, gboolean create_new,
+ GError ** mcerror)
+{
+ GPtrArray *callbacks;
+
+ mc_return_val_if_error (mcerror, FALSE);
+
+ callbacks = (GPtrArray *) g_tree_lookup (event_group, (gconstpointer) event_name);
+ if (callbacks == NULL && create_new)
+ {
+ callbacks = g_ptr_array_new ();
+ if (callbacks == NULL)
+ {
+ mc_propagate_error (mcerror, 0, _("Unable to create event '%s'!"), event_name);
+ return NULL;
+ }
+ g_tree_insert (event_group, g_strdup (event_name), (gpointer) callbacks);
+ }
+ return callbacks;
+}
+
+/* --------------------------------------------------------------------------------------------- */
+
+mc_event_callback_t *
+mc_event_is_callback_in_array (GPtrArray * callbacks, mc_event_callback_func_t event_callback,
+ gpointer event_init_data)
+{
+ guint array_index;
+
+ for (array_index = 0; array_index < callbacks->len; array_index++)
+ {
+ mc_event_callback_t *cb = g_ptr_array_index (callbacks, array_index);
+ if (cb->callback == event_callback && cb->init_data == event_init_data)
+ return cb;
+ }
+ return NULL;
+}
+
+/* --------------------------------------------------------------------------------------------- */
diff --git a/lib/event/raise.c b/lib/event/raise.c
new file mode 100644
index 0000000..c4e92a4
--- /dev/null
+++ b/lib/event/raise.c
@@ -0,0 +1,75 @@
+/*
+ Handle any events in application.
+ Raise events.
+
+ Copyright (C) 2011-2022
+ Free Software Foundation, Inc.
+
+ Written by:
+ Slava Zanko <slavazanko@gmail.com>, 2011.
+
+ This file is part of the Midnight Commander.
+
+ The Midnight Commander 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.
+
+ The Midnight Commander 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/>.
+ */
+
+#include <config.h>
+
+#include "lib/global.h"
+#include "lib/event.h"
+
+#include "internal.h"
+
+/*** global variables ****************************************************************************/
+
+/*** file scope macro definitions ****************************************************************/
+
+/*** file scope type declarations ****************************************************************/
+
+/*** file scope variables ************************************************************************/
+
+/*** file scope functions ************************************************************************/
+
+/* --------------------------------------------------------------------------------------------- */
+/*** public functions ****************************************************************************/
+/* --------------------------------------------------------------------------------------------- */
+
+gboolean
+mc_event_raise (const gchar * event_group_name, const gchar * event_name, gpointer event_data)
+{
+ GTree *event_group;
+ GPtrArray *callbacks;
+ guint array_index;
+
+ if (mc_event_grouplist == NULL || event_group_name == NULL || event_name == NULL)
+ return FALSE;
+
+ event_group = mc_event_get_event_group_by_name (event_group_name, FALSE, NULL);
+ if (event_group == NULL)
+ return FALSE;
+
+ callbacks = mc_event_get_event_by_name (event_group, event_name, FALSE, NULL);
+ if (callbacks == NULL)
+ return FALSE;
+
+ for (array_index = callbacks->len; array_index > 0; array_index--)
+ {
+ mc_event_callback_t *cb = g_ptr_array_index (callbacks, array_index - 1);
+ if (!(*cb->callback) (event_group_name, event_name, cb->init_data, event_data))
+ break;
+ }
+ return TRUE;
+}
+
+/* --------------------------------------------------------------------------------------------- */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-23 00:37:14 +0000