Desktop
/* $Id: xmleditor.c,v 1.13 2010/11/16 14:13:21 khorben Exp $ */
static char const _copyright[] =
"Copyright (c) 2010 Pierre Pronchery <khorben@defora.org>";
/* This file is part of DeforaOS Desktop XMLEditor */
static char const _license[] =
"This program is free software; you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by the\n"
"Free Software Foundation, version 3 of the License.\n"
"\n"
"This program is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
"GNU General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU General Public License\n"
"along with this program. If not, see <http://www.gnu.org/licenses/>.\n";
#include <sys/stat.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <libintl.h>
#include <gdk/gdkkeysyms.h>
#include <System/Parser.h>
#include <Desktop.h>
#include "callbacks.h"
#include "xmleditor.h"
#include "../config.h"
#define _(string) gettext(string)
#define N_(string) (string)
/* XMLEditor */
/* private */
/* types */
typedef enum _XMLEditorColumn {
XEC_TAGNAME = 0, XEC_DATA, XEC_ENTITY
} XMLEditorColumn;
#define XEC_LAST XEC_ENTITY
#define XEC_COUNT (XEC_LAST + 1)
struct _XMLEditor
{
XML * xml;
gboolean modified;
/* widgets */
GtkWidget * window;
GtkTreeStore * store;
GtkWidget * view;
GtkWidget * statusbar;
/* about */
GtkWidget * ab_window;
};
/* variables */
static char const * _authors[] =
{
"Pierre Pronchery <khorben@defora.org>",
NULL
};
#ifdef EMBEDDED
static DesktopAccel _xmleditor_accel[] =
{
{ G_CALLBACK(on_close), GDK_CONTROL_MASK, GDK_w },
{ G_CALLBACK(on_new), GDK_CONTROL_MASK, GDK_n },
{ G_CALLBACK(on_open), GDK_CONTROL_MASK, GDK_o },
{ G_CALLBACK(on_preferences), GDK_CONTROL_MASK, GDK_p },
{ G_CALLBACK(on_save), GDK_CONTROL_MASK, GDK_s },
{ G_CALLBACK(on_save_as), GDK_CONTROL_MASK, GDK_S },
{ NULL, 0, 0 }
};
#endif
#ifndef EMBEDDED
static DesktopMenu _xmleditor_menu_file[] =
{
{ N_("_New"), G_CALLBACK(on_file_new), GTK_STOCK_NEW, GDK_CONTROL_MASK,
GDK_n },
{ N_("_Open"), G_CALLBACK(on_file_open), GTK_STOCK_OPEN,
GDK_CONTROL_MASK, GDK_o },
{ "", NULL, NULL, 0, 0 },
{ N_("_Save"), G_CALLBACK(on_file_save), GTK_STOCK_SAVE,
GDK_CONTROL_MASK, GDK_s },
{ N_("_Save as..."), G_CALLBACK(on_file_save_as), GTK_STOCK_SAVE_AS,
GDK_CONTROL_MASK | GDK_SHIFT_MASK, GDK_S },
{ "", NULL, NULL, 0, 0 },
{ N_("_Close"), G_CALLBACK(on_file_close), GTK_STOCK_CLOSE,
GDK_CONTROL_MASK, GDK_w },
{ NULL, NULL, NULL, 0, 0 }
};
static DesktopMenu _xmleditor_menu_edit[] =
{
{ N_("_Preferences"), G_CALLBACK(on_edit_preferences),
GTK_STOCK_PREFERENCES, GDK_CONTROL_MASK, GDK_p },
{ NULL, NULL, NULL, 0, 0 }
};
static DesktopMenu _xmleditor_menu_view[] =
{
{ N_("_Expand all"), G_CALLBACK(on_view_expand_all), NULL, 0,
GDK_asterisk },
{ N_("_Collapse all"), G_CALLBACK(on_view_collapse_all), NULL, 0,
GDK_slash },
{ NULL, NULL, NULL, 0, 0 }
};
static DesktopMenu _xmleditor_menu_help[] =
{
{ N_("_About"), G_CALLBACK(on_help_about),
#if GTK_CHECK_VERSION(2, 6, 0)
GTK_STOCK_ABOUT, 0, 0 },
#else
NULL, 0, 0 },
#endif
{ NULL, NULL, NULL, 0, 0 }
};
static DesktopMenubar _xmleditor_menubar[] =
{
{ N_("_File"), _xmleditor_menu_file },
{ N_("_Edit"), _xmleditor_menu_edit },
{ N_("_View"), _xmleditor_menu_view },
{ N_("_Help"), _xmleditor_menu_help },
{ NULL, NULL }
};
#endif
static DesktopToolbar _xmleditor_toolbar[] =
{
{ N_("New"), G_CALLBACK(on_new), GTK_STOCK_NEW, 0, 0, NULL },
{ N_("Open"), G_CALLBACK(on_open), GTK_STOCK_OPEN, 0, 0, NULL },
{ "", NULL, NULL, 0, 0, NULL },
{ N_("Save"), G_CALLBACK(on_save), GTK_STOCK_SAVE, 0, 0, NULL },
{ N_("Save as"), G_CALLBACK(on_save_as), GTK_STOCK_SAVE_AS, 0, 0,
NULL },
#ifdef EMBEDDED
{ "", NULL, NULL, 0, 0, NULL },
{ N_("Preferences"), G_CALLBACK(on_preferences), GTK_STOCK_PREFERENCES,
0, 0, NULL },
#endif
{ NULL, NULL, NULL, 0, 0, NULL }
};
/* public */
/* functions */
/* xmleditor_new */
static void _new_set_title(XMLEditor * xmleditor);
XMLEditor * xmleditor_new(void)
{
XMLEditor * xmleditor;
GtkAccelGroup * group;
GtkSettings * settings;
GtkWidget * vbox;
GtkWidget * widget;
GtkCellRenderer * renderer;
GtkTreeViewColumn * column;
if((xmleditor = malloc(sizeof(*xmleditor))) == NULL)
return NULL;
settings = gtk_settings_get_default();
xmleditor->xml = NULL;
xmleditor->modified = FALSE;
/* widgets */
group = gtk_accel_group_new();
xmleditor->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_add_accel_group(GTK_WINDOW(xmleditor->window), group);
gtk_window_set_default_size(GTK_WINDOW(xmleditor->window), 600, 400);
_new_set_title(xmleditor);
#if GTK_CHECK_VERSION(2, 6, 0)
gtk_window_set_icon_name(GTK_WINDOW(xmleditor->window), "text-editor");
#endif
g_signal_connect_swapped(G_OBJECT(xmleditor->window), "delete-event",
G_CALLBACK(on_closex), xmleditor);
vbox = gtk_vbox_new(FALSE, 0);
/* menubar */
#ifndef EMBEDDED
widget = desktop_menubar_create(_xmleditor_menubar, xmleditor, group);
gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, FALSE, 0);
#else
desktop_accel_create(_xmleditor_accel, xmleditor, group);
#endif
/* toolbar */
widget = desktop_toolbar_create(_xmleditor_toolbar, xmleditor, group);
gtk_box_pack_start(GTK_BOX(vbox), widget, FALSE, FALSE, 0);
/* view */
widget = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(widget),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
xmleditor->store = gtk_tree_store_new(XEC_COUNT,
G_TYPE_STRING, /* XEC_TAGNAME */
G_TYPE_STRING, /* XEC_DATA */
G_TYPE_STRING); /* XEC_ENTITY */
xmleditor->view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(
xmleditor->store));
#if 0
gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(xmleditor->view),
FALSE);
#endif
gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(xmleditor->view), TRUE);
renderer = gtk_cell_renderer_text_new();
g_object_set(G_OBJECT(renderer), "editable", TRUE, NULL);
g_signal_connect(G_OBJECT(renderer), "edited", G_CALLBACK(
on_tag_name_edited), xmleditor);
column = gtk_tree_view_column_new_with_attributes(_("Name"), renderer,
"text", XEC_TAGNAME, NULL);
gtk_tree_view_append_column(GTK_TREE_VIEW(xmleditor->view), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Entity"), renderer,
"text", XEC_ENTITY, NULL);
gtk_tree_view_append_column(GTK_TREE_VIEW(xmleditor->view), column);
renderer = gtk_cell_renderer_text_new();
column = gtk_tree_view_column_new_with_attributes(_("Data"), renderer,
"text", XEC_DATA, NULL);
gtk_tree_view_append_column(GTK_TREE_VIEW(xmleditor->view), column);
gtk_container_add(GTK_CONTAINER(widget), xmleditor->view);
gtk_box_pack_start(GTK_BOX(vbox), widget, TRUE, TRUE, 0);
/* statusbar */
xmleditor->statusbar = gtk_statusbar_new();
gtk_box_pack_start(GTK_BOX(vbox), xmleditor->statusbar, FALSE, FALSE,
0);
/* about */
xmleditor->ab_window = NULL;
gtk_container_add(GTK_CONTAINER(xmleditor->window), vbox);
gtk_window_set_focus(GTK_WINDOW(xmleditor->window), xmleditor->view);
gtk_widget_show_all(xmleditor->window);
return xmleditor;
}
static void _new_set_title(XMLEditor * xmleditor)
{
char buf[256];
snprintf(buf, sizeof(buf), "%s%s", _("XML editor - "),
(xmleditor->xml == NULL) ? _("(Untitled)")
: xml_get_filename(xmleditor->xml));
gtk_window_set_title(GTK_WINDOW(xmleditor->window), buf);
}
/* xmleditor_delete */
void xmleditor_delete(XMLEditor * xmleditor)
{
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(xmleditor->xml != NULL)
xml_delete(xmleditor->xml);
free(xmleditor);
}
/* useful */
/* xmleditor_about */
static gboolean _about_on_closex(GtkWidget * widget);
void xmleditor_about(XMLEditor * xmleditor)
{
if(xmleditor->ab_window != NULL)
{
gtk_widget_show(xmleditor->ab_window);
return;
}
xmleditor->ab_window = desktop_about_dialog_new();
gtk_window_set_transient_for(GTK_WINDOW(xmleditor->ab_window),
GTK_WINDOW(xmleditor->window));
g_signal_connect(G_OBJECT(xmleditor->ab_window), "delete-event",
G_CALLBACK(_about_on_closex), NULL);
desktop_about_dialog_set_authors(xmleditor->ab_window, _authors);
desktop_about_dialog_set_copyright(xmleditor->ab_window, _copyright);
desktop_about_dialog_set_license(xmleditor->ab_window, _license);
desktop_about_dialog_set_logo_icon_name(xmleditor->ab_window,
"text-editor");
desktop_about_dialog_set_name(xmleditor->ab_window, PACKAGE);
desktop_about_dialog_set_version(xmleditor->ab_window, VERSION);
gtk_widget_show(xmleditor->ab_window);
}
static gboolean _about_on_closex(GtkWidget * widget)
{
gtk_widget_hide(widget);
return TRUE;
}
/* xmleditor_error */
int xmleditor_error(XMLEditor * xmleditor, char const * message, int ret)
{
GtkWidget * dialog;
dialog = gtk_message_dialog_new(GTK_WINDOW(xmleditor->window),
GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s",
#if GTK_CHECK_VERSION(2, 6, 0)
_("Error"));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
"%s",
#endif
message);
gtk_window_set_title(GTK_WINDOW(dialog), _("Error"));
g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(
gtk_widget_destroy), NULL);
gtk_widget_show(dialog);
return ret;
}
/* xmleditor_close */
gboolean xmleditor_close(XMLEditor * xmleditor)
{
GtkWidget * dialog;
int res;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(xmleditor->modified == FALSE)
{
gtk_main_quit();
return FALSE;
}
dialog = gtk_message_dialog_new(GTK_WINDOW(xmleditor->window),
GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE, "%s",
#if GTK_CHECK_VERSION(2, 6, 0)
_("Warning"));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(dialog),
"%s",
#endif
_("There are unsaved changes.\n"
"Are you sure you want to close?"));
gtk_dialog_add_buttons(GTK_DIALOG(dialog), GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL, GTK_STOCK_DISCARD,
GTK_RESPONSE_REJECT, GTK_STOCK_SAVE,
GTK_RESPONSE_ACCEPT, NULL);
gtk_window_set_title(GTK_WINDOW(dialog), _("Warning"));
res = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
if(res == GTK_RESPONSE_CANCEL)
return TRUE;
else if(res == GTK_RESPONSE_ACCEPT && xmleditor_save(xmleditor) != TRUE)
return TRUE;
gtk_main_quit();
return FALSE;
}
/* xmleditor_collapse_all */
void xmleditor_collapse_all(XMLEditor * xmleditor)
{
gtk_tree_view_collapse_all(GTK_TREE_VIEW(xmleditor->view));
}
/* xmleditor_expand_all */
void xmleditor_expand_all(XMLEditor * xmleditor)
{
gtk_tree_view_expand_all(GTK_TREE_VIEW(xmleditor->view));
}
/* xmleditor_open */
static void _open_document_node(XMLEditor * xmleditor, XMLNode * node,
GtkTreeIter * parent);
void xmleditor_open(XMLEditor * xmleditor, char const * filename)
{
XMLDocument * doc;
/* FIXME handle errors */
gtk_tree_store_clear(xmleditor->store);
if(filename == NULL)
return;
if(xmleditor->xml != NULL)
xml_delete(xmleditor->xml);
if((xmleditor->xml = xml_new(NULL, filename)) == NULL)
{
xmleditor_error(xmleditor, error_get(), 0);
return;
}
if((doc = xml_get_document(xmleditor->xml)) != NULL)
_open_document_node(xmleditor, doc->root, NULL);
_new_set_title(xmleditor); /* XXX make it a generic private function */
}
static void _open_document_node(XMLEditor * xmleditor, XMLNode * node,
GtkTreeIter * parent)
{
size_t i;
GtkTreeIter iter;
if(node == NULL)
return;
switch(node->type)
{
case XML_NODE_TYPE_DATA:
gtk_tree_store_append(xmleditor->store, &iter, parent);
gtk_tree_store_set(xmleditor->store, &iter, XEC_DATA,
node->data.buffer, -1);
break;
case XML_NODE_TYPE_ENTITY:
gtk_tree_store_append(xmleditor->store, &iter, parent);
gtk_tree_store_set(xmleditor->store, &iter, XEC_ENTITY,
node->entity.name, -1);
break;
case XML_NODE_TYPE_TAG:
gtk_tree_store_append(xmleditor->store, &iter, parent);
gtk_tree_store_set(xmleditor->store, &iter, XEC_TAGNAME,
node->tag.name, -1);
for(i = 0; i < node->tag.childs_cnt; i++)
_open_document_node(xmleditor,
node->tag.childs[i], &iter);
break;
}
}
/* xmleditor_open_dialog */
void xmleditor_open_dialog(XMLEditor * xmleditor)
{
GtkWidget * dialog;
char * filename = NULL;
dialog = gtk_file_chooser_dialog_new(_("Open file..."),
GTK_WINDOW(xmleditor->window),
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, NULL);
if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(
dialog));
gtk_widget_destroy(dialog);
if(filename == NULL)
return;
xmleditor_open(xmleditor, filename);
g_free(filename);
}
/* xmleditor_save */
gboolean xmleditor_save(XMLEditor * xmleditor)
{
char const * filename;
char * buf;
FILE * fp;
if(xmleditor->xml == NULL)
return xmleditor_save_as_dialog(xmleditor);
filename = xml_get_filename(xmleditor->xml);
if((fp = fopen(filename, "w")) == NULL)
{
buf = g_strdup_printf("%s: %s", filename, strerror(errno));
xmleditor_error(xmleditor, buf, 1);
g_free(buf);
return FALSE;
}
/* FIXME implement */
fclose(fp);
return FALSE;
return TRUE;
}
/* xmleditor_save_as */
gboolean xmleditor_save_as(XMLEditor * xmleditor, char const * filename)
{
struct stat st;
GtkWidget * dialog;
int res;
if(stat(filename, &st) == 0)
{
dialog = gtk_message_dialog_new(GTK_WINDOW(xmleditor->window),
GTK_DIALOG_MODAL
| GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_WARNING, GTK_BUTTONS_YES_NO, "%s",
#if GTK_CHECK_VERSION(2, 6, 0)
_("Warning"));
gtk_message_dialog_format_secondary_text(GTK_MESSAGE_DIALOG(
dialog), "%s",
#endif
_("This file already exists. Overwrite?"));
gtk_window_set_title(GTK_WINDOW(dialog), _("Warning"));
res = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
if(res == GTK_RESPONSE_NO)
return FALSE;
}
/* FIXME implement */
return TRUE;
}
/* xmleditor_save_as_dialog */
gboolean xmleditor_save_as_dialog(XMLEditor * xmleditor)
{
GtkWidget * dialog;
char * filename = NULL;
gboolean ret;
dialog = gtk_file_chooser_dialog_new(_("Save as..."),
GTK_WINDOW(xmleditor->window),
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, NULL);
if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(
dialog));
gtk_widget_destroy(dialog);
if(filename == NULL)
return FALSE;
ret = xmleditor_save_as(xmleditor, filename);
g_free(filename);
return ret;
}
/* xmleditor_tag_set_name */
void xmleditor_tag_set_name(XMLEditor * xmleditor, GtkTreePath * treepath,
char const * name)
{
GtkTreeModel * model = GTK_TREE_MODEL(xmleditor->store);
GtkTreeIter iter;
xmleditor->modified = TRUE;
gtk_tree_model_get_iter(model, &iter, treepath);
gtk_tree_store_set(xmleditor->store, &iter, XEC_TAGNAME, name, -1);
}