GTK+ Forums

pablodecastillo · Joined: 11 Jan 2010 Posts: 4

Hello, i am trying to display a simple progressbar, doing 10 iterations but the progressbar just shown the last iteration, Anybody known what am i loosing?

Advanced thanks
Pablo

#include <time.h>
#include <iostream>
#include <gtk/gtk.h>
using namespace std;

void wait ( int seconds )
{
clock_t endwait;
endwait = clock () + seconds * CLOCKS_PER_SEC ;
while (clock() < endwait) {}
}

int main( int argc,
char *argv[])
{

GtkWidget *align;
GtkAdjustment *adj;
GtkWidget *window;
GtkWidget *bar;
double myfrac;
int i;

GtkWidget *vbox;

gtk_init (&argc, &argv);

/* Allocate memory for the data that is passwd to the callbacks */

window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_policy (GTK_WINDOW (window), FALSE, FALSE, TRUE);

gtk_window_set_title (GTK_WINDOW (window), "GtkProgressBar");
gtk_container_set_border_width (GTK_CONTAINER (window), 0);

vbox = gtk_vbox_new (FALSE, 5);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 10);
gtk_container_add (GTK_CONTAINER (window), vbox);
gtk_widget_show(vbox);

/* Create a centering alignment object */
align = gtk_alignment_new (0.5, 0.5, 0, 0);
gtk_box_pack_start (GTK_BOX (vbox), align, FALSE, FALSE, 5);
gtk_widget_show(align);

/* Create a GtkAdjusment object to hold the range of the
* progress bar */
adj = (GtkAdjustment *) gtk_adjustment_new (0, 1, 100, 0, 0, 0);

/* Create the GtkProgressBar using the adjustment */
bar = gtk_progress_bar_new ();
// pbar = gtk_progress_bar_new_with_adjustment (adj);

gtk_container_add (GTK_CONTAINER (align), bar);
gtk_widget_show(bar);
// myfrac=0.5;
/* Add a timer callback to update the value of the progress bar */
//pdata->timer = gtk_timeout_add (100, progress_timeout, pdata->pbar);
//gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(bar), myfrac);
//gtk_progress_set_value (GTK_PROGRESS(pbar), 0.5);
int ncont=0;
for (i=1; i<=10; i++){
ncont++;
myfrac = double(i)/double(10);
wait(1);
cout << "llama la barra " << myfrac<<endl;
gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(bar), myfrac);

}

gtk_widget_show (window);
gtk_main ();

return(0);
}
/* example-end */

dreblen · Posted: Tue Jan 12, 2010 3:04 am Post subject:

Please start only one topic per topic.
Thank you.
http://gtkforums.com/viewtopic.php?t=4885