mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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712d5d0a48
Original commit message from CVS: Initial work for the new editor.
211 lines
6.3 KiB
C
211 lines
6.3 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 <gnome.h>
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#include <gst/gst.h>
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#include <glade/glade.h>
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#include "gsteditorproject.h"
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#include "gsteditorpalette.h"
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#include "gsteditorproperty.h"
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#include "gsteditorimage.h"
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/* class functions */
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static void gst_editor_project_view_class_init(GstEditorProjectViewClass *klass);
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static void gst_editor_project_view_init(GstEditorProjectView *project_view);
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static void gst_editor_project_view_set_arg(GtkObject *object,GtkArg *arg,guint id);
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static void gst_editor_project_view_get_arg(GtkObject *object,GtkArg *arg,guint id);
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enum {
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ARG_0,
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};
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enum {
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LAST_SIGNAL
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};
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static GtkObjectClass *parent_class;
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//static guint gst_editor_project_view_signals[LAST_SIGNAL] = { 0 };
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GtkType gst_editor_project_view_get_type() {
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static GtkType project_view_type = 0;
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if (!project_view_type) {
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static const GtkTypeInfo project_view_info = {
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"GstEditorProjectView",
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sizeof(GstEditorProjectView),
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sizeof(GstEditorProjectViewClass),
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(GtkClassInitFunc)gst_editor_project_view_class_init,
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(GtkObjectInitFunc)gst_editor_project_view_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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project_view_type = gtk_type_unique(gtk_object_get_type(),&project_view_info);
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}
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return project_view_type;
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}
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static void gst_editor_project_view_class_init(GstEditorProjectViewClass *klass) {
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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_object_get_type());
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object_class->set_arg = gst_editor_project_view_set_arg;
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object_class->get_arg = gst_editor_project_view_get_arg;
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}
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static void gst_editor_project_view_init(GstEditorProjectView *project) {
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}
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typedef struct {
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GstEditorProject *project;
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GModule *symbols;
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} connect_struct;
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/* we need more control here so... */
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static void gst_editor_project_connect_func (const gchar *handler_name,
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GtkObject *object,
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const gchar *signal_name,
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const gchar *signal_data,
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GtkObject *connect_object,
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gboolean after,
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gpointer user_data)
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{
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GtkSignalFunc func;
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connect_struct *data = (connect_struct *)user_data;
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if (!g_module_symbol(data->symbols, handler_name, (gpointer *)&func))
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g_warning("GstEditorProject: could not find signal handler '%s'.", handler_name);
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else {
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if (after)
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gtk_signal_connect_after(object, signal_name, func, (gpointer) data->project);
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else
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gtk_signal_connect(object, signal_name, func, (gpointer) data->project);
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}
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}
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static void gst_editor_project_element_selected(GstEditorProjectView *view, GtkType type, GstEditorPalette *palette) {
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GstElement *element;
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element = gtk_type_new(type);
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g_return_if_fail(element != NULL);
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g_return_if_fail(GST_IS_ELEMENT(element));
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gst_editor_project_add_toplevel_element(view->project, element);
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}
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static void on_name_change(GstEditorProjectView *view, GstEditorElement *element, GstEditor *editor) {
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gint row;
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gchar *text;
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guint8 spacing;
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GdkPixmap *pixmap;
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GdkBitmap *mask;
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row = gtk_clist_find_row_from_data(GTK_CLIST(view->list), editor);
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gtk_clist_get_pixtext(GTK_CLIST(view->list), row, 0, &text, &spacing, &pixmap, &mask);
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gtk_clist_set_pixtext(GTK_CLIST(view->list), row, 0, gst_editor_get_name(editor),
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spacing, pixmap, mask);
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}
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static void view_on_element_added(GstEditorProjectView *view, GstElement *element) {
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gchar *name;
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gint row;
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GstEditorImage *image;
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GstEditor *editor;
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image = gst_editor_image_get_for_type(GTK_OBJECT_TYPE(element));
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name = gst_element_get_name(element);
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row = gtk_clist_append(GTK_CLIST(view->list), &name);
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editor = gst_editor_new(element);
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gtk_signal_connect_object(GTK_OBJECT(editor), "name_changed", on_name_change, GTK_OBJECT(view));
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gtk_clist_set_row_data(GTK_CLIST(view->list), row, editor);
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gtk_clist_set_pixtext(GTK_CLIST(view->list), row, 0, name, 3, image->pixmap, image->bitmap);
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}
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GstEditorProjectView *gst_editor_project_view_new(GstEditorProject *project) {
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GstEditorProjectView *view;
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GtkWidget *main_window;
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connect_struct data;
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GModule *symbols;
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GstEditorPalette *palette;
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view = GST_EDITOR_PROJECT_VIEW(gtk_type_new(GST_TYPE_EDITOR_PROJECT_VIEW));
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view->project = project;
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symbols = g_module_open(NULL, 0);
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data.project = project;
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data.symbols = symbols;
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view->xml = glade_xml_new("editor.glade", "main_project_window");
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glade_xml_signal_autoconnect_full (view->xml, gst_editor_project_connect_func, &data);
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gtk_signal_connect_object(GTK_OBJECT(project), "element_added", view_on_element_added, GTK_OBJECT(view));
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main_window = glade_xml_get_widget(view->xml, "main_project_window");
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gtk_widget_show(main_window);
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palette = gst_editor_palette_new();
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gtk_signal_connect_object(GTK_OBJECT(palette), "element_selected", gst_editor_project_element_selected, GTK_OBJECT(view));
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view->list = glade_xml_get_widget(view->xml, "clist1");
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gtk_clist_set_row_height(GTK_CLIST(view->list), 21);
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gst_editor_property_get();
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return view;
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}
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static void gst_editor_project_view_set_arg(GtkObject *object,GtkArg *arg,guint id) {
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GstEditorProjectView *project_view;
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/* get the major types of this object */
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project_view = GST_EDITOR_PROJECT_VIEW(object);
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switch (id) {
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default:
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g_warning("gsteditorproject_view: unknown arg!");
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break;
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}
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}
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static void gst_editor_project_view_get_arg(GtkObject *object,GtkArg *arg,guint id) {
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GstEditorProjectView *project_view;
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/* get the major types of this object */
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project_view = GST_EDITOR_PROJECT_VIEW(object);
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switch (id) {
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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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