/
x_multiattrib.c
2201 lines (1891 loc) · 67 KB
/
x_multiattrib.c
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/* gEDA - GPL Electronic Design Automation
* gschem - gEDA Schematic Capture
* Copyright (C) 1998-2010 Ales Hvezda
* Copyright (C) 1998-2011 gEDA Contributors (see ChangeLog for details)
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <stdio.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "gschem.h"
#include <gdk/gdkkeysyms.h>
#ifdef HAVE_LIBDMALLOC
#include <dmalloc.h>
#endif
/*! \brief Update the multiattrib editor dialog when the page's
* selection changes.
* \par Function Description
* When the page's selection changes this function identifies how
* many objects which can have attributes are currently selected. If
* this number is 1, the dialog is set to edit the attributes of the
* first selected object..
*
* \param [in] selection The SELECTION object of page being edited.
* \param [in] user_data The multi-attribute editor dialog.
*/
static void callback_selection_changed (SELECTION *selection,
gpointer user_data)
{
Multiattrib *multiattrib = MULTIATTRIB (user_data);
GList *iter;
OBJECT *object;
gint object_count = 0;
for (iter = geda_list_get_glist (selection);
iter != NULL;
iter = g_list_next (iter)) {
object = (OBJECT *)iter->data;
g_assert (object != NULL);
if (object->type == OBJ_COMPLEX ||
object->type == OBJ_PLACEHOLDER ||
object->type == OBJ_NET ||
object->type == OBJ_BUS ||
object->type == OBJ_PIN) {
object_count++;
}
}
if (object_count == 0) {
/* TODO: If the user selects a single attribute which is
* not floating, should we find its parent object and
* display the multi-attribute editor for that?
* Bonus marks for making it jump to the correct attrib.
*/
object = NULL;
} else if (object_count == 1) {
object = (OBJECT *)((geda_list_get_glist (selection))->data);
} else {
/* TODO: Something clever with multiple objects selected */
object = NULL;
}
g_object_set (multiattrib,
"object", object,
NULL);
}
#define DIALOG_DATA_SELECTION "current-selection"
/*! \brief Update the dialog when the current page's SELECTION object
* is destroyed
* \par Function Description
* This handler is called when the g_object_weak_ref() on the
* SELECTION object we're watching expires. We reset our
* multiattrib->selection pointer to NULL to avoid attempting to
* access the destroyed object.
*
* \note
* Our signal handlers were automatically disconnected during the
* destruction process.
*
* \param [in] data Pointer to the multi-attrib dialog
* \param [in] where_the_object_was Pointer to where the object was
* just destroyed
*/
static void callback_selection_finalized (gpointer data,
GObject *where_the_object_was)
{
Multiattrib *multiattrib = MULTIATTRIB (data);
g_object_set (multiattrib,
"object", NULL,
NULL);
g_object_set_data (G_OBJECT (multiattrib), DIALOG_DATA_SELECTION, NULL);
}
/*! \brief Add link between multiattrib dialog and current selection.
* \par Function Description
* This function connects a handler to the "changed" signal of
* current selection to let the dialog watch it. It also adds a weak
* reference on the selection.
*
* \param [in] multiattrib The Multiattrib dialog.
* \param [in] selection The selection to watch.
*/
static void connect_selection (Multiattrib *multiattrib,
SELECTION *selection)
{
g_assert (g_object_get_data (G_OBJECT (multiattrib),
DIALOG_DATA_SELECTION) == NULL);
g_object_set_data (G_OBJECT (multiattrib), DIALOG_DATA_SELECTION, selection);
g_object_weak_ref (G_OBJECT (selection),
callback_selection_finalized,
multiattrib);
g_signal_connect (selection,
"changed",
(GCallback)callback_selection_changed,
multiattrib);
/* Synthesise a selection changed update to refresh the view */
callback_selection_changed (selection, multiattrib);
}
/*! \brief Remove the link between multiattrib dialog and selection.
* \par Function Description
* If the dialog is watching a selection, this function disconnects
* the "changed" signal and removes the weak reference it previously
* added on it.
*
* \param [in] multiattrib The Multiattrib dialog.
*/
static void disconnect_selection (Multiattrib *multiattrib) {
SELECTION *selection;
/* get selection watched from dialog data */
selection = (SELECTION*)g_object_get_data (G_OBJECT (multiattrib),
DIALOG_DATA_SELECTION);
if (selection == NULL) {
/* no selection watched */
return;
}
g_signal_handlers_disconnect_matched (selection,
G_SIGNAL_MATCH_FUNC |
G_SIGNAL_MATCH_DATA,
0, 0, NULL,
callback_selection_changed,
multiattrib);
g_object_weak_unref (G_OBJECT (selection),
callback_selection_finalized,
multiattrib);
/* reset dialog data */
g_object_set_data (G_OBJECT (multiattrib), DIALOG_DATA_SELECTION, NULL);
}
/*! \brief Process the response returned by the multi-attribte dialog.
* \par Function Description
* This function handles the response <B>arg1</B> of the multi-attribute
* editor dialog <B>dialog</B>.
*
* \param [in] dialog The multi-attribute editor dialog.
* \param [in] arg1 The response ID.
* \param [in] user_data A pointer on the GSCHEM_TOPLEVEL environment.
*/
static void
multiattrib_callback_response (GtkDialog *dialog,
gint arg1,
gpointer user_data)
{
GSCHEM_TOPLEVEL *w_current = (GSCHEM_TOPLEVEL*)user_data;
switch (arg1) {
case GTK_RESPONSE_CLOSE:
case GTK_RESPONSE_DELETE_EVENT:
/* cut link from dialog to selection */
disconnect_selection (MULTIATTRIB (w_current->mawindow));
gtk_widget_destroy (GTK_WIDGET (dialog));
w_current->mawindow = NULL;
break;
}
}
/*! \brief Open multiple attribute editor dialog.
* \par Function Description
* Opens the multiple attribute editor dialog for objects in this <B>toplevel</B>.
*
* \param [in] w_current The GSCHEM_TOPLEVEL object.
*/
void x_multiattrib_open (GSCHEM_TOPLEVEL *w_current)
{
if ( w_current->mawindow == NULL ) {
w_current->mawindow =
GTK_WIDGET (g_object_new (TYPE_MULTIATTRIB,
"object", NULL,
/* GschemDialog */
"settings-name", "multiattrib",
"gschem-toplevel", w_current,
NULL));
gtk_window_set_transient_for (GTK_WINDOW(w_current->mawindow),
GTK_WINDOW(w_current->main_window));
g_signal_connect (w_current->mawindow,
"response",
G_CALLBACK (multiattrib_callback_response),
w_current);
/* attach dialog to selection of current page */
x_multiattrib_update (w_current);
gtk_widget_show (w_current->mawindow);
} else {
gtk_window_present (GTK_WINDOW(w_current->mawindow));
}
}
/*! \brief Close the multiattrib dialog.
*
* \par Function Description
*
* Closes the multiattrib dialog associated with <B>w_current</B>.
*
* \param [in] w_current The GSCHEM_TOPLEVEL object.
*/
void x_multiattrib_close (GSCHEM_TOPLEVEL *w_current)
{
if (w_current->mawindow != NULL) {
/* cut link from dialog to selection */
disconnect_selection (MULTIATTRIB (w_current->mawindow));
gtk_widget_destroy (w_current->mawindow);
w_current->mawindow = NULL;
}
}
/*! \brief Update the multiattrib editor dialog for a GSCHEM_TOPLEVEL.
*
* \par Function Description
*
* If the GSCHEM_TOPLEVEL has an open multiattrib dialog, switch to
* watching the current page's SELECTION object for changes.
*
* \param [in] w_current The GSCHEM_TOPLEVEL object.
*/
void x_multiattrib_update( GSCHEM_TOPLEVEL *w_current )
{
if (!IS_MULTIATTRIB (w_current->mawindow)) {
return;
}
/* disconnect dialog from previous selection */
disconnect_selection (MULTIATTRIB (w_current->mawindow));
/* connect the dialog to the selection of the current page */
connect_selection (MULTIATTRIB (w_current->mawindow),
w_current->toplevel->page_current->selection_list);
}
/*! \section celltextview-widget Cell TextView Widget Code.
* This widget makes a 'GtkTextView' widget implements the 'GtkCellEditable'
* interface. It can then be used to renderer multi-line texts inside
* tree views ('GtkTreeView').
*/
static void celltextview_class_init (CellTextViewClass *klass);
static void celltextview_init (CellTextView *self);
static void celltextview_cell_editable_init (GtkCellEditableIface *iface);
enum {
PROP_EDIT_CANCELED = 1
};
static void celltextview_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
CellTextView *celltextview = (CellTextView*) object;
switch (property_id) {
case PROP_EDIT_CANCELED:
celltextview->editing_canceled = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void celltextview_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
CellTextView *celltextview = (CellTextView*) object;
switch (property_id) {
case PROP_EDIT_CANCELED:
g_value_set_boolean (value, celltextview->editing_canceled);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static gboolean celltextview_key_press_event (GtkWidget *widget,
GdkEventKey *key_event,
gpointer data)
{
CellTextView *celltextview = (CellTextView*)widget;
/* If the Escape key is pressed, we flag the edit as canceled */
if (key_event->keyval == GDK_Escape)
celltextview->editing_canceled = TRUE;
/* ends editing of cell if one of these keys are pressed or editing is canceled */
if (celltextview->editing_canceled == TRUE ||
/* the Enter key without the Control modifier */
(!(key_event->state & GDK_CONTROL_MASK) &&
(key_event->keyval == GDK_Return ||
key_event->keyval == GDK_KP_Enter))) {
gtk_cell_editable_editing_done (GTK_CELL_EDITABLE (celltextview));
gtk_cell_editable_remove_widget (GTK_CELL_EDITABLE (celltextview));
return TRUE;
}
return FALSE;
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void celltextview_start_editing (GtkCellEditable *cell_editable,
GdkEvent *event)
{
g_signal_connect (cell_editable,
"key_press_event",
G_CALLBACK (celltextview_key_press_event),
NULL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
GType celltextview_get_type()
{
static GType celltextview_type = 0;
if (!celltextview_type) {
static const GTypeInfo celltextview_info = {
sizeof(CellTextViewClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) celltextview_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof(CellTextView),
0, /* n_preallocs */
(GInstanceInitFunc) celltextview_init,
};
static const GInterfaceInfo cell_editable_info = {
(GInterfaceInitFunc) celltextview_cell_editable_init,
NULL, /* interface_finalize */
NULL /* interface_data */
};
celltextview_type = g_type_register_static(GTK_TYPE_TEXT_VIEW,
"CellTextView",
&celltextview_info, 0);
g_type_add_interface_static(celltextview_type,
GTK_TYPE_CELL_EDITABLE,
&cell_editable_info);
}
return celltextview_type;
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void celltextview_class_init(CellTextViewClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->get_property = celltextview_get_property;
gobject_class->set_property = celltextview_set_property;
g_object_class_install_property (
gobject_class,
PROP_EDIT_CANCELED,
g_param_spec_boolean ("editing-canceled",
"",
"",
FALSE,
G_PARAM_READWRITE));
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void celltextview_init(CellTextView *celltextview)
{
celltextview->editing_canceled = FALSE;
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void celltextview_cell_editable_init(GtkCellEditableIface *iface)
{
iface->start_editing = celltextview_start_editing;
}
/*! \section multi-line-text-cell-renderer Multi-line Text Cell Renderer
* GTK has no multi-line text cell renderer. This code adds one to be used
* in gschem code. It is inspired by the 'GtkCellRendererCombo' renderer
* of GTK 2.4 (LGPL).
*/
static void cellrenderermultilinetext_class_init(CellRendererMultiLineTextClass *klass);
static void cellrenderermultilinetext_editing_done (GtkCellEditable *cell_editable,
gpointer user_data);
static gboolean cellrenderermultilinetext_focus_out_event (GtkWidget *widget,
GdkEvent *event,
gpointer user_data);
#define CELL_RENDERER_MULTI_LINE_TEXT_PATH "cell-renderer-multi-line-text-path"
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static GtkCellEditable* cellrenderermultilinetext_start_editing(GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
GdkRectangle *background_area,
GdkRectangle *cell_area,
GtkCellRendererState flags)
{
GtkCellRendererText *cell_text;
CellRendererMultiLineText *cell_mlt;
GtkWidget *textview;
GtkTextBuffer *textbuffer;
cell_text = GTK_CELL_RENDERER_TEXT (cell);
if (cell_text->editable == FALSE) {
return NULL;
}
cell_mlt = CELL_RENDERER_MULTI_LINE_TEXT (cell);
textbuffer = GTK_TEXT_BUFFER (g_object_new (GTK_TYPE_TEXT_BUFFER,
NULL));
gtk_text_buffer_set_text (textbuffer,
cell_text->text,
strlen (cell_text->text));
textview = GTK_WIDGET (g_object_new (TYPE_CELL_TEXT_VIEW,
/* GtkTextView */
"buffer", textbuffer,
"editable", TRUE,
/* GtkWidget */
"height-request", cell_area->height,
NULL));
g_object_set_data_full (G_OBJECT (textview),
CELL_RENDERER_MULTI_LINE_TEXT_PATH,
g_strdup (path), g_free);
gtk_widget_show (textview);
g_signal_connect (GTK_CELL_EDITABLE (textview),
"editing_done",
G_CALLBACK (cellrenderermultilinetext_editing_done),
cell_mlt);
cell_mlt->focus_out_id =
g_signal_connect (textview,
"focus_out_event",
G_CALLBACK (cellrenderermultilinetext_focus_out_event),
cell_mlt);
return GTK_CELL_EDITABLE (textview);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void cellrenderermultilinetext_editing_done(GtkCellEditable *cell_editable,
gpointer user_data)
{
CellRendererMultiLineText *cell = CELL_RENDERER_MULTI_LINE_TEXT (user_data);
GtkTextBuffer *buffer;
GtkTextIter start, end;
gchar *new_text;
const gchar *path;
if (cell->focus_out_id > 0) {
g_signal_handler_disconnect (cell_editable,
cell->focus_out_id);
cell->focus_out_id = 0;
}
if (CELL_TEXT_VIEW (cell_editable)->editing_canceled) {
g_signal_emit_by_name (cell, "editing-canceled");
return;
}
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (cell_editable));
gtk_text_buffer_get_start_iter (buffer, &start);
gtk_text_buffer_get_end_iter (buffer, &end);
new_text = gtk_text_buffer_get_text (buffer, &start, &end, TRUE);
path = g_object_get_data (G_OBJECT (cell_editable),
CELL_RENDERER_MULTI_LINE_TEXT_PATH);
g_signal_emit_by_name (cell, "edited", path, new_text);
g_free (new_text);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static gboolean cellrenderermultilinetext_focus_out_event(GtkWidget *widget,
GdkEvent *event,
gpointer user_data)
{
cellrenderermultilinetext_editing_done (GTK_CELL_EDITABLE (widget),
user_data);
return FALSE;
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
GType cellrenderermultilinetext_get_type()
{
static GType cellrenderermultilinetext_type = 0;
if (!cellrenderermultilinetext_type) {
static const GTypeInfo cellrenderermultilinetext_info = {
sizeof(CellRendererMultiLineTextClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) cellrenderermultilinetext_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof(CellRendererMultiLineText),
0, /* n_preallocs */
NULL, /* instance_init */
};
cellrenderermultilinetext_type = g_type_register_static (
GTK_TYPE_CELL_RENDERER_TEXT,
"CellRendererMultiLineText",
&cellrenderermultilinetext_info, 0);
}
return cellrenderermultilinetext_type;
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void cellrenderermultilinetext_class_init(CellRendererMultiLineTextClass *klass)
{
/* GObjectClass *gobject_class = G_OBJECT_CLASS (klass); */
GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
cell_class->start_editing = cellrenderermultilinetext_start_editing;
}
enum {
PROP_OBJECT = 1
};
enum {
COLUMN_ATTRIBUTE,
NUM_COLUMNS
};
static GObjectClass *multiattrib_parent_class = NULL;
static void multiattrib_class_init (MultiattribClass *class);
static void multiattrib_init (Multiattrib *multiattrib);
static void multiattrib_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void multiattrib_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void multiattrib_popup_menu (Multiattrib *multiattrib,
GdkEventButton *event);
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_action_add_attribute(GSCHEM_TOPLEVEL *w_current,
OBJECT *object,
Multiattrib *multiattrib,
const gchar *name,
const gchar *value,
gint visible,
gint show_name_value)
{
gchar *newtext;
newtext = g_strdup_printf ("%s=%s", name, value);
if (!x_dialog_validate_attribute(GTK_WINDOW(multiattrib), newtext)) {
g_free(newtext);
return;
}
/* create a new attribute and link it */
o_attrib_add_attrib (w_current, newtext,
visible, show_name_value, object);
w_current->toplevel->page_current->CHANGED = 1;
o_undo_savestate (w_current, UNDO_ALL);
g_free (newtext);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_action_duplicate_attribute(GSCHEM_TOPLEVEL *w_current,
OBJECT *object,
OBJECT *o_attrib)
{
int visibility = o_is_visible (w_current->toplevel, o_attrib)
? VISIBLE : INVISIBLE;
o_attrib_add_attrib (w_current,
o_text_get_string (w_current->toplevel, o_attrib),
visibility,
o_attrib->show_name_value,
object);
w_current->toplevel->page_current->CHANGED = 1;
o_undo_savestate (w_current, UNDO_ALL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_action_promote_attribute (GSCHEM_TOPLEVEL *w_current,
OBJECT *object,
OBJECT *o_attrib)
{
TOPLEVEL *toplevel = w_current->toplevel;
OBJECT *o_new;
if (o_is_visible (toplevel, o_attrib)) {
/* If the attribute we're promoting is visible, don't clone its location */
o_new = o_attrib_add_attrib (w_current,
o_text_get_string (w_current->toplevel, o_attrib),
VISIBLE,
o_attrib->show_name_value,
object);
} else {
/* make a copy of the attribute object */
o_new = o_object_copy (toplevel, o_attrib);
s_page_append (toplevel, toplevel->page_current, o_new);
/* add the attribute its parent */
o_attrib_attach (toplevel, o_new, object, TRUE);
/* note: this object is unselected (not added to selection). */
/* Call add-objects-hook */
g_run_hook_object ("%add-objects-hook", o_new);
}
w_current->toplevel->page_current->CHANGED = 1;
o_undo_savestate (w_current, UNDO_ALL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_action_delete_attribute(GSCHEM_TOPLEVEL *w_current,
OBJECT *o_attrib)
{
/* actually deletes the attribute */
o_delete (w_current, o_attrib);
o_undo_savestate (w_current, UNDO_ALL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_column_set_data_name(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
OBJECT *o_attrib;
gchar *name;
Multiattrib *dialog = (Multiattrib *) data;
int inherited;
gtk_tree_model_get (tree_model, iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
inherited = o_attrib_is_inherited (o_attrib);
o_attrib_get_name_value (o_attrib, &name, NULL);
g_object_set (cell,
"text", name,
"foreground-gdk", inherited ? &dialog->insensitive_text_color : NULL,
"editable", !inherited,
NULL);
g_free (name);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_column_set_data_value(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
OBJECT *o_attrib;
gchar *value;
Multiattrib *dialog = (Multiattrib *) data;
int inherited;
gtk_tree_model_get (tree_model, iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
inherited = o_attrib_is_inherited (o_attrib);
o_attrib_get_name_value (o_attrib, NULL, &value);
g_object_set (cell,
"text", value,
"foreground-gdk", inherited ? &dialog->insensitive_text_color : NULL,
"editable", !inherited,
NULL);
g_free (value);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_column_set_data_visible(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
OBJECT *o_attrib;
GschemDialog *dialog = GSCHEM_DIALOG (data);
int inherited;
gtk_tree_model_get (tree_model, iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
inherited = o_attrib_is_inherited (o_attrib);
g_object_set (cell,
"active", o_is_visible (dialog->w_current->toplevel, o_attrib),
"sensitive", !inherited,
"activatable", !inherited,
NULL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_column_set_data_show_name(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
OBJECT *o_attrib;
int inherited;
gtk_tree_model_get (tree_model, iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
inherited = o_attrib_is_inherited (o_attrib);
g_object_set (cell,
"active", (o_attrib->show_name_value == SHOW_NAME_VALUE ||
o_attrib->show_name_value == SHOW_NAME),
"sensitive", !inherited,
"activatable", !inherited,
NULL);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_column_set_data_show_value(GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer data)
{
OBJECT *o_attrib;
int inherited;
gtk_tree_model_get (tree_model, iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
inherited = o_attrib_is_inherited (o_attrib);
g_object_set (cell,
"active", (o_attrib->show_name_value == SHOW_NAME_VALUE ||
o_attrib->show_name_value == SHOW_VALUE),
"sensitive", !inherited,
"activatable", !inherited,
NULL);
}
/*! \brief Requests an update of the display of a row.
* \par Function Description
* This is an helper function to update the display of a row when
* data for this row have been modified in the model.
*
* It emits the 'row_changed' signal on the pointed row.
*
* \param [in] model A GtkTreeModel.
* \param [in] iter A valid GtkTreeIter pointing to the changed row.
*/
static void
update_row_display (GtkTreeModel *model, GtkTreeIter *iter)
{
GtkTreePath *path;
path = gtk_tree_model_get_path (model, iter);
gtk_tree_model_row_changed (model, path, iter);
gtk_tree_path_free (path);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_callback_edited_name(GtkCellRendererText *cellrenderertext,
gchar *arg1,
gchar *arg2,
gpointer user_data)
{
Multiattrib *multiattrib = (Multiattrib*)user_data;
GtkTreeModel *model;
GtkTreeIter iter;
OBJECT *o_attrib;
GSCHEM_TOPLEVEL *w_current;
gchar *value, *newtext;
int visibility;
model = gtk_tree_view_get_model (multiattrib->treeview);
w_current = GSCHEM_DIALOG (multiattrib)->w_current;
if (!gtk_tree_model_get_iter_from_string (model, &iter, arg1)) {
return;
}
if (g_ascii_strcasecmp (arg2, "") == 0) {
GtkWidget *dialog = gtk_message_dialog_new (
GTK_WINDOW (multiattrib),
GTK_DIALOG_MODAL,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK,
_("Attributes with empty name are not allowed. Please set a name."));
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
return;
}
gtk_tree_model_get (model, &iter,
COLUMN_ATTRIBUTE, &o_attrib,
-1);
g_assert (o_attrib->type == OBJ_TEXT);
o_attrib_get_name_value (o_attrib, NULL, &value);
newtext = g_strdup_printf ("%s=%s", arg2, value);
if (!x_dialog_validate_attribute(GTK_WINDOW(multiattrib), newtext)) {
g_free (value);
g_free(newtext);
return;
}
visibility = o_is_visible (w_current->toplevel, o_attrib)
? VISIBLE : INVISIBLE;
/* actually modifies the attribute */
o_text_change (w_current, o_attrib,
newtext, visibility, o_attrib->show_name_value);
g_free (value);
g_free (newtext);
}
/*! \todo Finish function documentation
* \brief
* \par Function Description
*
*/
static void multiattrib_callback_edited_value(GtkCellRendererText *cell_renderer,
gchar *arg1,