gstreamer/gstplay/gststatusarea.c

/*
 * Initial main.c file generated by Glade. Edit as required.
 * Glade will not overwrite this file.
 */

#include <config.h>

#include "gststatusarea.h"

static void gst_status_area_class_init(GstStatusAreaClass *klass);
static void gst_status_area_init(GstStatusArea *status_area);

static void gst_status_area_set_arg(GtkObject *object,GtkArg *arg,guint id);
static void gst_status_area_get_arg(GtkObject *object,GtkArg *arg,guint id);

static void gst_status_area_realize(GtkWidget *status_area);
static gint gst_status_area_expose(GtkWidget *widget, GdkEventExpose *event);

#define DEFAULT_HEIGHT 20
#define DEFAULT_EXPANDED_HEIGHT 100

/* signals and args */
enum {
  LAST_SIGNAL
};

enum {
  ARG_0,
};

static GtkDrawingArea *parent_class = NULL;
//static guint gst_status_area_signals[LAST_SIGNAL] = { 0 };

GtkType 
gst_status_area_get_type (void) 
{
  static GtkType status_area_type = 0;

  if (!status_area_type) {
    static const GtkTypeInfo status_area_info = {
      "GstStatusArea",
      sizeof(GstStatusArea),
      sizeof(GstStatusAreaClass),
      (GtkClassInitFunc)gst_status_area_class_init,
      (GtkObjectInitFunc)gst_status_area_init,
      NULL,
      NULL,
      (GtkClassInitFunc)NULL,
    };
    status_area_type = gtk_type_unique (gtk_widget_get_type (),&status_area_info);
  }
  return status_area_type;
}

static void 
gst_status_area_class_init (GstStatusAreaClass *klass) 
{
  GtkObjectClass *object_class;
  GtkWidgetClass *widget_class;

  parent_class = gtk_type_class (gtk_widget_get_type ());

  object_class = (GtkObjectClass*)klass;
  widget_class = (GtkWidgetClass*)klass;

  object_class->set_arg = gst_status_area_set_arg;
  object_class->get_arg = gst_status_area_get_arg;

  widget_class->realize = gst_status_area_realize; 
  widget_class->expose_event = gst_status_area_expose; 
}

static void 
gst_status_area_init (GstStatusArea *status_area) 
{
  GTK_WIDGET(status_area)->requisition.height = DEFAULT_HEIGHT;

  status_area->state = GST_STATUS_AREA_STATE_INIT;
  status_area->expanded = FALSE;
}

GstStatusArea *
gst_status_area_new (void) 
{
  return GST_STATUS_AREA (gtk_type_new (GST_TYPE_STATUS_AREA));
}

static void 
gst_status_area_realize (GtkWidget *widget) 
{
  GdkWindowAttr attributes;
  gint attributes_mask;
  GstStatusArea *status_area;

  g_return_if_fail (widget != NULL);
  g_return_if_fail(GST_IS_STATUS_AREA(widget));

  GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
  status_area = GST_STATUS_AREA(widget);

  attributes.x = widget->allocation.x;
  attributes.y = widget->allocation.y;
  attributes.width = widget->allocation.width;
  attributes.height = widget->allocation.height;
  attributes.wclass = GDK_INPUT_OUTPUT;
  attributes.window_type = GDK_WINDOW_CHILD;
  attributes.event_mask = gtk_widget_get_events (widget)
      | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
      | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK;

  attributes.visual = gtk_widget_get_visual (widget);
  attributes.colormap = gtk_widget_get_colormap (widget);

  attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
  widget->window = gdk_window_new (widget->parent->window, &attributes, attributes_mask);

  widget->style = gtk_style_attach (widget->style, widget->window);
}

static gint 
gst_status_area_expose(GtkWidget *widget, 
		       GdkEventExpose *event) 
{
  GstStatusArea *status_area;
  guchar *statustext;

  g_return_val_if_fail (GST_IS_STATUS_AREA (widget), FALSE);
  g_return_val_if_fail (event != NULL, FALSE);

  status_area = GST_STATUS_AREA (widget);

  if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_MAPPED (widget)) {
    gdk_draw_rectangle (widget->window,
                        widget->style->black_gc,
	                TRUE, 
		        0, 0,
		        widget->allocation.width,
		        widget->allocation.height);

    if (status_area->expanded) {
      gint width;
      
      gdk_draw_line (widget->window,
                     widget->style->dark_gc[0],
		     0, widget->allocation.height - 20,
		     widget->allocation.width, widget->allocation.height - 20);

      width = gdk_string_width (widget->style->font, "Show:");

      gdk_draw_string (widget->window,
		       widget->style->font,
		       widget->style->white_gc, 
		       80-width, 15,
		       "Show:");

      width = gdk_string_width (widget->style->font, "Clip:");

      gdk_draw_string (widget->window,
		       widget->style->font,
		       widget->style->white_gc, 
		       80-width, 40,
		       "Clip:");

      width = gdk_string_width (widget->style->font, "Author:");

      gdk_draw_string (widget->window,
		       widget->style->font,
		       widget->style->white_gc, 
		       80-width, 55,
		       "Author:");

      width = gdk_string_width (widget->style->font, "Copyright:");

      gdk_draw_string (widget->window,
		       widget->style->font,
		       widget->style->white_gc, 
		       80-width, 70,
		       "Copyright:");

      gdk_draw_line (widget->window,
                     widget->style->dark_gc[0],
		     0, widget->allocation.height - 80,
		     widget->allocation.width, widget->allocation.height - 80);




    }

    switch (status_area->state) {
      case GST_STATUS_AREA_STATE_INIT:
	statustext = "Initializing";
        break;
      case GST_STATUS_AREA_STATE_PLAYING:
	statustext = "Playing";
        break;
      case GST_STATUS_AREA_STATE_PAUSED:
	statustext = "Paused";
        break;
      case GST_STATUS_AREA_STATE_STOPPED:
	statustext = "Stopped";
        break;
      default:
	statustext = "";
	break;
    }

    gdk_draw_string (widget->window,
		     widget->style->font,
		     widget->style->white_gc, 
		     8, widget->allocation.height-5,
		     statustext);

    if (status_area->playtime) {
      gint width = gdk_string_width (widget->style->font, status_area->playtime);

      gdk_draw_string (widget->window,
		       widget->style->font,
		       widget->style->white_gc, 
		       widget->allocation.width-width-20, 
		       widget->allocation.height-5, 
		       status_area->playtime);
    }
  }

  return FALSE;
}

void 
gst_status_area_set_state (GstStatusArea *area, 
		           GstStatusAreaState state) 
{
  g_return_if_fail(area != NULL);
  g_return_if_fail(GST_IS_STATUS_AREA(area));

  area->state = state;

  if (GTK_WIDGET_VISIBLE(area)) 
    gtk_widget_queue_draw(GTK_WIDGET(area));
}

void            
gst_status_area_set_playtime (GstStatusArea *area, 
		              const guchar *time)
{
  g_return_if_fail(area != NULL);
  g_return_if_fail(GST_IS_STATUS_AREA(area));
  g_return_if_fail(time != NULL);
 
  if (area->playtime) g_free (area->playtime);
  
  area->playtime = g_strdup (time);

  if (GTK_WIDGET_VISIBLE(area)) 
    gtk_widget_queue_draw(GTK_WIDGET(area));
}

void 
gst_status_area_set_streamtype (GstStatusArea *area, 
		                const guchar *type) 
{
}

void 
gst_status_area_show_extended (GstStatusArea *area, 
		               gboolean show)
{
  area->expanded = show;

  if (show) {
    GTK_WIDGET(area)->requisition.height = DEFAULT_EXPANDED_HEIGHT;
  }
  else {
    GTK_WIDGET(area)->requisition.height = DEFAULT_HEIGHT;
  }
  gtk_widget_queue_resize (GTK_WIDGET (area));
}

static void 
gst_status_area_set_arg(GtkObject *object,
		        GtkArg *arg,
			guint id) 
{
  GstStatusArea *status_area;

  status_area = GST_STATUS_AREA(object);

  switch (id) {
    default:
      g_warning("GstStatusArea: unknown arg!");
      break;
  }
}

static void 
gst_status_area_get_arg(GtkObject *object,
		        GtkArg *arg,
			guint id) 
{
  GstStatusArea *status_area;

  status_area = GST_STATUS_AREA(object);

  switch (id) {
    default:
      arg->type = GTK_TYPE_INVALID;
      break;
  }
}