92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/*
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* Copyright (C) 2012 - Juan Ferrer Toribio
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "vn-column-check.h"
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G_DEFINE_TYPE (VnColumnCheck, vn_column_check, VN_TYPE_COLUMN);
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Private
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static void vn_column_check_cb_toggled (GtkCellRendererToggle * cell,
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const gchar * path, VnColumn * obj)
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{
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gint col;
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DbIter iter;
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DbModel * model;
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GValue new_value = G_VALUE_INIT;
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const GValue * old_value;
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col = vn_column_get_column_index (obj);
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model = vn_column_get_model (obj);
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vn_column_get_iter (obj, path, &iter);
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old_value = db_model_get_value (model, &iter, col, NULL);
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g_value_init (&new_value, G_TYPE_BOOLEAN);
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g_value_set_boolean (&new_value,
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gvn_value_is_null (old_value) || !g_value_get_boolean (old_value));
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db_model_set_value (model, &iter, col, &new_value, NULL);
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}
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static void vn_column_check_set_editable (VnColumn * obj, gboolean editable)
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{
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if (editable)
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g_signal_connect (obj->cell, "toggled",
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G_CALLBACK (vn_column_check_cb_toggled), obj);
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else
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g_signal_handlers_disconnect_by_func (obj->cell,
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vn_column_check_cb_toggled, obj);
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}
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static void vn_column_check_set_value (VnColumnCheck * obj, GtkTreeModel * model,
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GtkTreeIter * iter, GtkCellRendererToggle * cell, const GValue * value)
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{
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GValue new_value = G_VALUE_INIT;
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g_value_init (&new_value, G_TYPE_BOOLEAN);
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if (!gvn_value_is_null (value))
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g_value_transform (value, &new_value);
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else
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g_value_set_boolean (&new_value, FALSE);
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gtk_cell_renderer_toggle_set_active (cell,
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g_value_get_boolean (&new_value));
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g_value_unset (&new_value);
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Class
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static void vn_column_check_init (VnColumnCheck * obj)
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{
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GtkCellRenderer * cell = gtk_cell_renderer_toggle_new ();
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VN_COLUMN_GET_CLASS (obj)->set_renderer (VN_COLUMN (obj), cell);
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}
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static void vn_column_check_finalize (VnColumnCheck * obj)
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{
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G_OBJECT_CLASS (vn_column_check_parent_class)->finalize (G_OBJECT (obj));
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}
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static void vn_column_check_class_init (VnColumnCheckClass * klass)
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{
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GObjectClass * k = G_OBJECT_CLASS (klass);
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k->finalize = (GObjectFinalizeFunc) vn_column_check_finalize;
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VN_COLUMN_CLASS (klass)->set_value = (VnColumnSetValueFunc) vn_column_check_set_value;
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VN_COLUMN_CLASS (klass)->set_editable = (VnColumnSetEditableFunc) vn_column_check_set_editable;
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}
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