mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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d207d375a1
Original commit message from CVS: Lots of editor changes: - restucturing of object creation - loading of xml files - visual eye candy: color changes on mouseover - active object is indicated - property box changes for boolean and enum types - property box: create properties per element - show pads/caps in propertybox added gst_util_get_bool_arg in gstutils.c added default properties for audiosink
184 lines
4.7 KiB
C
184 lines
4.7 KiB
C
/* Gnome-Streamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gtk/gtk.h>
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#include <gnome.h>
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#include <gst/gst.h>
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#include "gsteditor.h"
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/* signals and args */
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enum {
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NAME_CHANGED,
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LAST_SIGNAL
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};
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enum {
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ARG_0,
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ARG_NAME,
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};
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static void gst_editor_class_init (GstEditorClass *klass);
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static void gst_editor_init (GstEditor *editor);
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static void gst_editor_set_arg (GtkObject *object, GtkArg *arg, guint id);
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static void gst_editor_get_arg (GtkObject *object, GtkArg *arg, guint id);
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static GtkFrame *parent_class = NULL;
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static guint gst_editor_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gst_editor_get_type (void)
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{
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static GtkType editor_type = 0;
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if (!editor_type) {
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static const GtkTypeInfo editor_info = {
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"GstEditor",
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sizeof(GstEditor),
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sizeof(GstEditorClass),
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(GtkClassInitFunc)gst_editor_class_init,
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(GtkObjectInitFunc)gst_editor_init,
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NULL,
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NULL,
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(GtkClassInitFunc)NULL,
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};
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editor_type = gtk_type_unique (gtk_window_get_type (), &editor_info);
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}
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return editor_type;
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}
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static void
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gst_editor_class_init (GstEditorClass *klass)
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{
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GtkObjectClass *object_class;
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object_class = (GtkObjectClass*)klass;
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parent_class = gtk_type_class(gtk_window_get_type());
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gtk_object_add_arg_type("GstEditor::name",GTK_TYPE_STRING,
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GTK_ARG_READWRITE,ARG_NAME);
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gst_editor_signals[NAME_CHANGED] =
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gtk_signal_new("name_changed",GTK_RUN_FIRST,object_class->type,
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GTK_SIGNAL_OFFSET(GstEditorClass,name_changed),
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gtk_marshal_NONE__POINTER,GTK_TYPE_NONE,1,
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GST_TYPE_EDITOR);
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gtk_object_class_add_signals(object_class,gst_editor_signals,LAST_SIGNAL);
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object_class->set_arg = gst_editor_set_arg;
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object_class->get_arg = gst_editor_get_arg;
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}
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static void
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gst_editor_init(GstEditor *editor)
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{
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}
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static void
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on_name_changed (GstEditorElement *element, gpointer data)
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{
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gtk_signal_emit(GTK_OBJECT(element),gst_editor_signals[NAME_CHANGED], NULL);
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}
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/**
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* gst_editor_new:
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* name: name of editor frame
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*
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* Creates a new GstEditor composite widget with the given name.
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*
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* Returns: Freshly created GstEditor widget.
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*/
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GstEditor*
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gst_editor_new (GstElement *element)
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{
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GstEditor *editor;
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g_return_val_if_fail(element != NULL, NULL);
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editor = gtk_type_new(gst_editor_get_type());
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editor->element = element;
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/* create the editor canvas */
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if (element) {
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editor->canvas = gst_editor_canvas_new_with_bin (gst_editor_bin_new (GST_BIN (element), NULL));
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}
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else {
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editor->canvas = gst_editor_canvas_new ();
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}
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/* create the scrolled window */
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editor->scrollwindow = gtk_scrolled_window_new(NULL,NULL);
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/* get the canvas widget */
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editor->canvaswidget = GTK_WIDGET (editor->canvas);
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gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(editor->scrollwindow),
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editor->canvaswidget);
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/* add the scrolled window to the canvas */
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gtk_container_add(GTK_CONTAINER(editor),editor->scrollwindow);
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gtk_widget_set_usize(GTK_WIDGET(editor),400,400);
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gtk_widget_show_all(GTK_WIDGET(editor));
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return editor;
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}
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const gchar*
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gst_editor_get_name (GstEditor *editor)
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{
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return gst_element_get_name (GST_ELEMENT (editor->element));
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}
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static void
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gst_editor_set_arg(GtkObject *object, GtkArg *arg, guint id)
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{
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GstEditor *editor = GST_EDITOR(object);
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switch (id) {
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case ARG_NAME:
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gtk_object_set(GTK_OBJECT(editor),"label",GTK_VALUE_STRING(*arg),NULL);
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gst_element_set_name(GST_ELEMENT(editor->element),
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GTK_VALUE_STRING(*arg));
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break;
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default:
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g_warning("gsteditor: unknown arg!\n");
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break;
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}
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}
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static void
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gst_editor_get_arg (GtkObject *object, GtkArg *arg, guint id)
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{
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GstEditor *editor = GST_EDITOR(object);
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switch (id) {
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case ARG_NAME:
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GTK_VALUE_STRING(*arg) =
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(gchar *)gst_element_get_name(GST_ELEMENT(editor->element));
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break;
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default:
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arg->type = GTK_TYPE_INVALID;
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break;
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}
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}
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