diff options
Diffstat (limited to 'src/nmtui/nmt-mtu-entry.c')
| -rw-r--r-- | src/nmtui/nmt-mtu-entry.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/src/nmtui/nmt-mtu-entry.c b/src/nmtui/nmt-mtu-entry.c new file mode 100644 index 00000000..eab25a23 --- /dev/null +++ b/src/nmtui/nmt-mtu-entry.c @@ -0,0 +1,176 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2013 Red Hat, Inc. + */ + +/** + * SECTION:nmt-mtu-entry + * @short_description: #NmtNewtEntry for MTU entry + * + * #NmtMtuEntry is an #NmtNewtEntry for entering MTU values. It will + * only allow typing numeric characters, and will set its + * #NmtNewtWidget:valid property depending on whether it currently + * contains a valid MTU. + * + * The entry also has an attached #NmtNewtLabel. When the entry value + * is "0", the label will read "(default)". Otherwise, it reads "bytes", + * indicating the units used by the entry. + */ + +#include "libnm-client-aux-extern/nm-default-client.h" + +#include <stdlib.h> + +#include "nmt-mtu-entry.h" + +G_DEFINE_TYPE(NmtMtuEntry, nmt_mtu_entry, NMT_TYPE_NEWT_GRID) + +#define NMT_MTU_ENTRY_GET_PRIVATE(o) \ + (G_TYPE_INSTANCE_GET_PRIVATE((o), NMT_TYPE_MTU_ENTRY, NmtMtuEntryPrivate)) + +typedef struct { + int mtu; + + NmtNewtEntry *entry; + NmtNewtLabel *label; + +} NmtMtuEntryPrivate; + +enum { + PROP_0, + PROP_MTU, + + LAST_PROP +}; + +/** + * nmt_mtu_entry_new: + * + * Creates a new #NmtMtuEntry + * + * Returns: a new #NmtMtuEntry + */ +NmtNewtWidget * +nmt_mtu_entry_new(void) +{ + return g_object_new(NMT_TYPE_MTU_ENTRY, NULL); +} + +static gboolean +mtu_validator(NmtNewtEntry *entry, const char *text, gpointer user_data) +{ + NmtMtuEntryPrivate *priv = NMT_MTU_ENTRY_GET_PRIVATE(user_data); + + if (*text && !atoi(text)) { + nmt_newt_entry_set_text(entry, ""); + text = ""; + } + + if (!*text) + nmt_newt_label_set_text(priv->label, _("(default)")); + else + nmt_newt_label_set_text(priv->label, _("bytes")); + + return TRUE; +} + +static gboolean +mtu_transform_to_text(GBinding * binding, + const GValue *source_value, + GValue * target_value, + gpointer user_data) +{ + int mtu = g_value_get_int(source_value); + + if (mtu) + g_value_transform(source_value, target_value); + else + g_value_set_string(target_value, ""); + return TRUE; +} + +static void +nmt_mtu_entry_init(NmtMtuEntry *entry) +{ + NmtMtuEntryPrivate *priv = NMT_MTU_ENTRY_GET_PRIVATE(entry); + NmtNewtGrid * grid = NMT_NEWT_GRID(entry); + NmtNewtWidget * real_entry, *label; + + real_entry = nmt_newt_entry_numeric_new(10, 0, 65535); + priv->entry = NMT_NEWT_ENTRY(real_entry); + + label = nmt_newt_label_new(_("bytes")); + priv->label = NMT_NEWT_LABEL(label); + + nmt_newt_grid_add(grid, real_entry, 0, 0); + nmt_newt_grid_add(grid, label, 1, 0); + nmt_newt_widget_set_padding(label, 1, 0, 0, 0); + + nmt_newt_entry_set_validator(priv->entry, mtu_validator, entry); + g_object_bind_property_full(entry, + "mtu", + real_entry, + "text", + G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE, + mtu_transform_to_text, + NULL, + NULL, + NULL); +} + +static void +nmt_mtu_entry_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) +{ + NmtMtuEntryPrivate *priv = NMT_MTU_ENTRY_GET_PRIVATE(object); + + switch (prop_id) { + case PROP_MTU: + priv->mtu = g_value_get_int(value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +static void +nmt_mtu_entry_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) +{ + NmtMtuEntryPrivate *priv = NMT_MTU_ENTRY_GET_PRIVATE(object); + + switch (prop_id) { + case PROP_MTU: + g_value_set_int(value, priv->mtu); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); + break; + } +} + +static void +nmt_mtu_entry_class_init(NmtMtuEntryClass *entry_class) +{ + GObjectClass *object_class = G_OBJECT_CLASS(entry_class); + + g_type_class_add_private(entry_class, sizeof(NmtMtuEntryPrivate)); + + /* virtual methods */ + object_class->set_property = nmt_mtu_entry_set_property; + object_class->get_property = nmt_mtu_entry_get_property; + + /** + * NmtMtuEntry:mtu: + * + * The contents of the entry, as a number. + */ + g_object_class_install_property(object_class, + PROP_MTU, + g_param_spec_int("mtu", + "", + "", + 0, + G_MAXINT, + 0, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); +} |