159 lines
4.0 KiB
C
159 lines
4.0 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-entry.h"
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#include <db/db.h>
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/**
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* SECTION:vn-entry
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* @Short_description: a text box widget
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* @Title: VnEntry
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* @See_also: #VnField
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* @Image: entry.png
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*
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* A text box representing a generic value field.
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*/
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G_DEFINE_TYPE (VnEntry, vn_entry, VN_TYPE_FIELD);
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/**
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* vn_entry_new:
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*
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* Creates a new #VnEntry
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*
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* Return value: a #VnEntry
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**/
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VnField * vn_entry_new (VnEntry * obj)
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{
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return g_object_new (VN_TYPE_ENTRY, NULL);
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Private
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static void vn_entry_cb_editing_done (GtkEntry * entry, VnField * obj)
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{
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GValue value = {0};
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const gchar * text = gtk_entry_get_text (entry);
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if (g_strcmp0 (text, "") || !vn_field_get_null (obj))
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{
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g_value_init (&value, G_TYPE_STRING);
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g_value_set_string (&value, text);
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}
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else
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g_value_init (&value, GVN_TYPE_NULL);
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VN_FIELD_GET_CLASS (obj)->value_changed (obj, &value);
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g_value_unset (&value);
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}
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static gboolean vn_entry_cb_focus_out (GtkEntry * entry, GdkEvent * event, VnField * obj)
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{
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vn_entry_cb_editing_done (entry, obj);
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return FALSE;
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}
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static void vn_entry_set_value (VnEntry * obj, const GValue * value)
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{
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GValue new_value = {0};
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gvn_value_to_format_string (value, obj->digits, &new_value);
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g_signal_handlers_block_by_func (obj->entry,
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vn_entry_cb_editing_done, obj);
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g_signal_handlers_block_by_func (obj->entry,
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vn_entry_cb_focus_out, obj);
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gtk_entry_set_text (obj->entry,
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g_value_get_string (&new_value));
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g_signal_handlers_unblock_by_func (obj->entry,
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vn_entry_cb_editing_done, obj);
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g_signal_handlers_unblock_by_func (obj->entry,
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vn_entry_cb_focus_out, obj);
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g_value_unset (&new_value);
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Properties
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enum
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{
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PROP_DIGITS = 1
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};
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static void vn_entry_set_property (VnEntry * obj, guint id,
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const GValue * value, GParamSpec * pspec)
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{
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switch (id)
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{
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case PROP_DIGITS:
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obj->digits = g_value_get_uint (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, id, pspec);
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}
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}
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static void vn_entry_get_property (VnEntry * obj, guint id,
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GValue * value, GParamSpec * pspec)
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{
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switch (id)
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{
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case PROP_DIGITS:
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g_value_set_uint (value, obj->digits);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (obj, id, pspec);
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}
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}
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//+++++++++++++++++++++++++++++++++++++++++++++++++++ Class
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static void vn_entry_init (VnEntry * obj)
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{
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obj->entry = GTK_ENTRY (gtk_entry_new ());
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g_object_connect (obj->entry
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,"signal::activate", vn_entry_cb_editing_done, obj
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,"signal::focus-out-event", vn_entry_cb_focus_out, obj
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,NULL
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);
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gtk_container_add (GTK_CONTAINER (obj), GTK_WIDGET (obj->entry));
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VN_FIELD (obj)->field = GTK_WIDGET (obj->entry);
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}
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static void vn_entry_finalize (VnEntry * obj)
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{
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G_OBJECT_CLASS (vn_entry_parent_class)->finalize (G_OBJECT (obj));
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}
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static void vn_entry_class_init (VnEntryClass * klass)
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{
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GObjectClass * k = G_OBJECT_CLASS (klass);
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k->set_property = (GObjectSetPropertyFunc) vn_entry_set_property;
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k->get_property = (GObjectGetPropertyFunc) vn_entry_get_property;
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k->finalize = (GObjectFinalizeFunc) vn_entry_finalize;
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VN_FIELD_CLASS (klass)->set_value = (VnFieldSetValueFunc) vn_entry_set_value;
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g_object_class_install_property (k, PROP_DIGITS,
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g_param_spec_uint ("digits"
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,_("Digits")
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,_("The number of decimal places to display.")
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,0 ,20 ,0
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,G_PARAM_CONSTRUCT | G_PARAM_READWRITE
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));
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}
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