gds-render/widgets/layer-element.c

154 lines
4.4 KiB
C

/*
* GDSII-Converter
* Copyright (C) 2018 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of GDSII-Converter.
*
* GDSII-Converter is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* GDSII-Converter is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GDSII-Converter. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* The drag and drop implementation is adapted from
* https://gitlab.gnome.org/GNOME/gtk/blob/gtk-3-22/tests/testlist3.c
*
* Thanks to the GTK3 people for creating these examples.
*/
/**
* @file layer-element.c
* @brief Implementation of the layer element used for configuring layer colors etc.
* @author Mario Hüttel <mario.huettel@gmx.net>
*/
/**
* @addtogroup LayerElement
* @ingroup Widgets
* @{
*/
#include <gds-render/widgets/layer-element.h>
G_DEFINE_TYPE(LayerElement, layer_element, GTK_TYPE_LIST_BOX_ROW)
static void layer_element_dispose(GObject *obj)
{
/* destroy parent container. This destroys all widgets inside */
G_OBJECT_CLASS(layer_element_parent_class)->dispose(obj);
}
static void layer_element_constructed(GObject *obj)
{
G_OBJECT_CLASS(layer_element_parent_class)->constructed(obj);
}
static void layer_element_class_init(LayerElementClass *klass)
{
GObjectClass *oclass = G_OBJECT_CLASS(klass);
oclass->dispose = layer_element_dispose;
oclass->constructed = layer_element_constructed;
}
static void layer_element_init(LayerElement *self)
{
GtkBuilder *builder;
GtkWidget *glade_box;
builder = gtk_builder_new_from_resource("/gui/layer-widget.glade");
glade_box = GTK_WIDGET(gtk_builder_get_object(builder, "box"));
gtk_container_add(GTK_CONTAINER(self), glade_box);
/* Get Elements */
self->priv.color = GTK_COLOR_BUTTON(gtk_builder_get_object(builder, "color"));
self->priv.export = GTK_CHECK_BUTTON(gtk_builder_get_object(builder, "export"));
self->priv.layer = GTK_LABEL(gtk_builder_get_object(builder, "layer"));
self->priv.name = GTK_ENTRY(gtk_builder_get_object(builder, "entry"));
self->priv.event_handle = GTK_EVENT_BOX(gtk_builder_get_object(builder, "event-box"));
g_object_unref(builder);
}
GtkWidget *layer_element_new(void)
{
return GTK_WIDGET(g_object_new(TYPE_LAYER_ELEMENT, NULL));
}
const char *layer_element_get_name(LayerElement *elem)
{
return gtk_entry_get_text(elem->priv.name);
}
void layer_element_set_name(LayerElement *elem, const char *name)
{
gtk_entry_set_text(elem->priv.name, name);
}
void layer_element_set_layer(LayerElement *elem, int layer)
{
GString *string;
string = g_string_new_len(NULL, 100);
g_string_printf(string, "Layer: %d", layer);
gtk_label_set_text(elem->priv.layer, (const gchar *)string->str);
elem->priv.layer_num = layer;
g_string_free(string, TRUE);
}
int layer_element_get_layer(LayerElement *elem)
{
return elem->priv.layer_num;
}
void layer_element_set_export(LayerElement *elem, gboolean export)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(elem->priv.export), export);
}
gboolean layer_element_get_export(LayerElement *elem)
{
return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(elem->priv.export));
}
void layer_element_get_color(LayerElement *elem, GdkRGBA *rgba)
{
if (!rgba)
return;
gtk_color_chooser_get_rgba(GTK_COLOR_CHOOSER(elem->priv.color), rgba);
}
void layer_element_set_color(LayerElement *elem, GdkRGBA *rgba)
{
if (!elem || !rgba)
return;
gtk_color_chooser_set_rgba(GTK_COLOR_CHOOSER(elem->priv.color), rgba);
}
void layer_element_set_dnd_callbacks(LayerElement *elem, struct layer_element_dnd_data *data)
{
if (!elem || !data)
return;
/* Setup drag and drop */
gtk_style_context_add_class(gtk_widget_get_style_context(GTK_WIDGET(elem)), "row");
gtk_drag_source_set(GTK_WIDGET(elem->priv.event_handle), GDK_BUTTON1_MASK,
data->entries, data->entry_count, GDK_ACTION_MOVE);
g_signal_connect(elem->priv.event_handle, "drag-begin", G_CALLBACK(data->drag_begin), NULL);
g_signal_connect(elem->priv.event_handle, "drag-data-get", G_CALLBACK(data->drag_data_get), NULL);
g_signal_connect(elem->priv.event_handle, "drag-end", G_CALLBACK(data->drag_end), NULL);
}
/** @} */