// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2013 Red Hat, Inc.
*/
/**
* SECTION:nmt-newt-textbox
* @short_description: Multi-line text box
*
* #NmtNewtTextbox implements a multi-line text, optionally with
* word-wrapping.
*/
#include "nm-default.h"
#include "nmt-newt-textbox.h"
#include "nmt-newt-utils.h"
G_DEFINE_TYPE (NmtNewtTextbox, nmt_newt_textbox, NMT_TYPE_NEWT_COMPONENT)
#define NMT_NEWT_TEXTBOX_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), NMT_TYPE_NEWT_TEXTBOX, NmtNewtTextboxPrivate))
typedef struct {
int wrap_width;
NmtNewtTextboxFlags flags;
char *text;
int width, height;
} NmtNewtTextboxPrivate;
enum {
PROP_0,
PROP_TEXT,
PROP_FLAGS,
PROP_WRAP_WIDTH,
LAST_PROP
};
/**
* NmtNewtTextboxFlags:
* @NMT_NEWT_TEXTBOX_SCROLLABLE: the textbox should be scollable.
* @NMT_NEWT_TEXTBOX_SET_BACKGROUND: the textbox should have a
* white background
*
* Flags for an #NmtNewtTextbox
*/
/**
* nmt_newt_textbox_new:
* @flags: the textbox's flags
* @wrap_width: width in characters at which to word-wrap, or
* 0 to not wrap.
*
* Creates a new #NmtNewtTextbox.
*
* Returns: a new #NmtNewtTextbox
*/
NmtNewtWidget *
nmt_newt_textbox_new (NmtNewtTextboxFlags flags,
int wrap_width)
{
return g_object_new (NMT_TYPE_NEWT_TEXTBOX,
"flags", flags,
"wrap-width", wrap_width,
NULL);
}
/**
* nmt_newt_textbox_get_text:
* @textbox: an #NmtNewtTextbox
*
* Gets @textbox's text
*
* Returns: @textbox's text
*/
void
nmt_newt_textbox_set_text (NmtNewtTextbox *textbox,
const char *text)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (textbox);
char **lines;
int i, width;
if (!text)
text = "";
if (!strcmp (priv->text, text))
return;
g_free (priv->text);
priv->text = g_strdup (text);
priv->width = priv->height = 0;
lines = g_strsplit (priv->text, "\n", -1);
for (i = 0; lines[i]; i++) {
width = nmt_newt_text_width (lines[i]);
if (width > priv->width)
priv->width = width;
}
g_free (lines);
priv->height = MIN (i, 1);
g_object_notify (G_OBJECT (textbox), "text");
nmt_newt_widget_needs_rebuild (NMT_NEWT_WIDGET (textbox));
}
/**
* nmt_newt_textbox_get_text:
* @textbox: an #NmtNewtTextbox
*
* Gets @textbox's text
*
* Returns: @textbox's text
*/
const char *
nmt_newt_textbox_get_text (NmtNewtTextbox *textbox)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (textbox);
return priv->text;
}
static void
nmt_newt_textbox_init (NmtNewtTextbox *textbox)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (textbox);
priv->text = g_strdup ("");
}
static void
nmt_newt_textbox_finalize (GObject *object)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (object);
g_free (priv->text);
G_OBJECT_CLASS (nmt_newt_textbox_parent_class)->finalize (object);
}
static guint
convert_flags (NmtNewtTextboxFlags flags)
{
guint newt_flags = 0;
if (flags & NMT_NEWT_TEXTBOX_SCROLLABLE)
newt_flags |= NEWT_FLAG_SCROLL;
return newt_flags;
}
static newtComponent
nmt_newt_textbox_build_component (NmtNewtComponent *component,
gboolean sensitive)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (component);
newtComponent co;
const char *text;
char *text_lc;
text = priv->text;
if (!*text)
text = "\n";
text_lc = nmt_newt_locale_from_utf8 (text);
if (priv->wrap_width > 0) {
co = newtTextboxReflowed (-1, -1, text_lc, priv->wrap_width, 0, 0, 0);
} else {
co = newtTextbox (-1, -1, priv->width, priv->height, convert_flags (priv->flags));
newtTextboxSetText (co, text_lc);
}
g_free (text_lc);
if (priv->flags & NMT_NEWT_TEXTBOX_SET_BACKGROUND)
newtTextboxSetColors (co, NMT_NEWT_COLORSET_TEXTBOX_WITH_BACKGROUND, NEWT_COLORSET_ACTTEXTBOX);
return co;
}
static void
nmt_newt_textbox_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
NmtNewtTextbox *textbox = NMT_NEWT_TEXTBOX (object);
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (textbox);
switch (prop_id) {
case PROP_TEXT:
nmt_newt_textbox_set_text (textbox, g_value_get_string (value));
break;
case PROP_FLAGS:
priv->flags = g_value_get_uint (value);
break;
case PROP_WRAP_WIDTH:
priv->wrap_width = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
nmt_newt_textbox_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
NmtNewtTextboxPrivate *priv = NMT_NEWT_TEXTBOX_GET_PRIVATE (object);
switch (prop_id) {
case PROP_TEXT:
g_value_set_string (value, priv->text);
break;
case PROP_FLAGS:
g_value_set_uint (value, priv->flags);
break;
case PROP_WRAP_WIDTH:
g_value_set_int (value, priv->wrap_width);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
nmt_newt_textbox_class_init (NmtNewtTextboxClass *textbox_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (textbox_class);
NmtNewtComponentClass *component_class = NMT_NEWT_COMPONENT_CLASS (textbox_class);
g_type_class_add_private (textbox_class, sizeof (NmtNewtTextboxPrivate));
/* virtual methods */
object_class->set_property = nmt_newt_textbox_set_property;
object_class->get_property = nmt_newt_textbox_get_property;
object_class->finalize = nmt_newt_textbox_finalize;
component_class->build_component = nmt_newt_textbox_build_component;
/**
* NmtNewtTextbox:text:
*
* The textbox's text
*/
g_object_class_install_property
(object_class, PROP_TEXT,
g_param_spec_string ("text", "", "",
"",
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
/**
* NmtNewtTextbox:flags:
*
* The textbox's flags
*/
g_object_class_install_property
(object_class, PROP_FLAGS,
g_param_spec_uint ("flags", "", "",
0, G_MAXUINT, 0,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
/**
* NmtNewtTextbox:wrap-width:
*
* The width in characters at which the textbox's text
* will wrap, or 0 if it does not wrap.
*/
g_object_class_install_property
(object_class, PROP_WRAP_WIDTH,
g_param_spec_int ("wrap-width", "", "",
0, G_MAXINT, 0,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}