Hash :
a1fe3fb3
Author :
Thomas de Grivel
Date :
2020-03-03T19:32:35
wip drag n drop
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/*
* Copyright 2020 Thomas de Grivel <thoxdg@gmail.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <gtk/gtk.h>
#include "rtbuf_widget.h"
#include "rtbuf.h"
struct _RtbufWidgetPrivate {
s_rtbuf *rtbuf;
GtkWidget *label;
GtkWidget *inputs;
GtkWidget *outputs;
};
enum {
PROP_0,
PROP_LABEL,
PROP_RTBUF,
LAST_PROP
};
static GParamSpec *rtbuf_widget_props[LAST_PROP];
static void rtbuf_widget_set_property (GObject *object,
guint param_id,
const GValue *value,
GParamSpec *pspec);
static void rtbuf_widget_get_property (GObject *object,
guint param_id,
GValue *value,
GParamSpec *pspec);
static void rtbuf_widget_finalize (GObject *object);
static gboolean rtbuf_widget_draw (GtkWidget *widget, cairo_t *cr,
gpointer data);
G_DEFINE_TYPE_WITH_PRIVATE (RtbufWidget, rtbuf_widget, GTK_TYPE_BOX)
static void
rtbuf_widget_class_init (RtbufWidgetClass *klass)
{
GObjectClass *gobject_class = (GObjectClass*) klass;
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(klass);
printf("rtbuf_widget class init\n");
gobject_class->finalize = rtbuf_widget_finalize;
gobject_class->set_property = rtbuf_widget_set_property;
gobject_class->get_property = rtbuf_widget_get_property;
rtbuf_widget_props[PROP_LABEL] =
g_param_spec_string("label",
"Label",
"Text of the frame's label",
NULL,
G_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY);
rtbuf_widget_props[PROP_RTBUF] =
g_param_spec_pointer("rtbuf",
"Rtbuf",
"Pointer to a s_rtbuf",
G_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY);
g_object_class_install_properties(gobject_class, LAST_PROP, rtbuf_widget_props);
gtk_widget_class_set_template_from_resource(widget_class,
"/rtbuf/rtbuf_widget.ui");
gtk_widget_class_bind_template_child_private(widget_class,
RtbufWidget, label);
gtk_widget_class_bind_template_child_private(widget_class,
RtbufWidget, inputs);
gtk_widget_class_bind_template_child_private(widget_class,
RtbufWidget, outputs);
}
static void
rtbuf_widget_init (RtbufWidget *widget)
{
RtbufWidgetPrivate *priv;
printf("rtbuf_widget init\n");
priv = rtbuf_widget_get_instance_private(widget);
gtk_widget_init_template(GTK_WIDGET(widget));
g_signal_connect(G_OBJECT(widget), "draw",
G_CALLBACK(rtbuf_widget_draw), priv);
}
static void
rtbuf_widget_set_property (GObject *object, guint prop_id,
const GValue *value, GParamSpec *pspec)
{
RtbufWidget *widget = RTBUF_WIDGET(object);
RtbufWidgetPrivate *priv = rtbuf_widget_get_instance_private(widget);
switch (prop_id) {
case PROP_LABEL:
rtbuf_widget_set_label(widget, g_value_get_string(value));
break;
case PROP_RTBUF:
priv->rtbuf = g_value_get_pointer(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
rtbuf_widget_get_property (GObject *object, guint prop_id,
GValue *value, GParamSpec *pspec)
{
RtbufWidget *widget = RTBUF_WIDGET(object);
RtbufWidgetPrivate *priv = rtbuf_widget_get_instance_private(widget);
switch (prop_id) {
case PROP_LABEL:
g_value_set_string(value, rtbuf_widget_get_label(widget));
break;
case PROP_RTBUF:
g_value_set_pointer(value, priv->rtbuf);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
rtbuf_widget_finalize (GObject *object)
{
RtbufWidget *widget = RTBUF_WIDGET(object);
RtbufWidgetPrivate *priv = rtbuf_widget_get_instance_private(widget);
g_clear_object(&priv->label);
g_clear_object(&priv->inputs);
g_clear_object(&priv->outputs);
G_OBJECT_CLASS(rtbuf_widget_parent_class)->finalize(object);
}
static gboolean
rtbuf_widget_draw (GtkWidget *widget, cairo_t *cr, gpointer data)
{
RtbufWidgetPrivate *priv = (RtbufWidgetPrivate*) data;
cairo_set_source_rgb(cr, 1.0, 1.0, 0.7);
cairo_paint(cr);
(void) widget;
(void) priv;
return FALSE;
}
RtbufWidget *
rtbuf_widget_new (s_rtbuf *rtb, const gchar *label)
{
return (RtbufWidget*) g_object_new(RTBUF_WIDGET_TYPE,
"label", label,
"rtbuf", rtb,
NULL);
}
void rtbuf_widget_set_label (RtbufWidget *widget,
const gchar *label)
{
g_return_if_fail(IS_RTBUF_WIDGET(widget));
if (label) {
RtbufWidgetPrivate *priv = rtbuf_widget_get_instance_private(widget);
if (GTK_IS_LABEL(priv->label))
gtk_label_set_text(GTK_LABEL(priv->label), label);
}
}
const gchar *
rtbuf_widget_get_label (RtbufWidget *widget)
{
RtbufWidgetPrivate *priv;
g_return_val_if_fail(IS_RTBUF_WIDGET(widget), NULL);
priv = rtbuf_widget_get_instance_private(widget);
if (GTK_IS_LABEL(priv->label))
return gtk_label_get_text(GTK_LABEL(priv->label));
else
return NULL;
}
GtkWidget *
rtbuf_widget_get_label_widget (RtbufWidget *widget)
{
RtbufWidgetPrivate *priv;
g_return_val_if_fail(IS_RTBUF_WIDGET(widget), NULL);
priv = rtbuf_widget_get_instance_private(widget);
if (GTK_IS_LABEL(priv->label))
return priv->label;
else
return NULL;
}