Hi, Matt Sampson <matt@xxxxxxxxxxx> writes: > First of all I am brand new to GTK+, but not C. After banging my head > against a wall for a week I feel I am no closer to a solution, so that's > why I'm here. Now that's out of the way... I am trying to write a > program that will grab an image from file display it then (by using a > g_timeout_add()) call a function that grabs another image from file and > display it in the same window as the first image (replacing the first > image being shown). So the program is just going to cycle showing a new > picture every 3 seconds. Similar to looking a radar picture (i.e. it is > displayed taking up the whole monitor screen and the picture just keeps > refreshing every second or so showing movement of the front or > whatever). I have gotten the program to work very cruedly... I create a > widget (window), a widget (vbox), and a widget (image). I assign them > values using the gtk_*_new() functions. I then gtk_container_add(window, > vbox), then pack in the image to the vbox. The only way I could get it > to grab new pictures and redisplay them was to destroy the window widget > reassign values to all my widgets and do conatainer add and pack the > image in the vbox again. I know this is very crude and I am sure that > some other functions, or processes will afford me to do this in a better > way, ie having just the image widget refresh in the window, but I have > been unable to make it work using gtk_widget_queue_draw(), or about any > number of other methods, which I admit I don't fully understand, (i.e. > pixmaps, pixbufs, copying to drawing area, etc.) Sorry for the long > windedness but I wanted to display exactly what I'm trying to do and the > only way I could make it work, if anyone can offer advice on how to > successfully tackle this please advise. Any help is much appreciated > and I thank you in advance. Simply set a new image on the GtkImage widget. You just need to make sure that your program becomes idle so that the image is actually redrawn. Sven _______________________________________________ gtk-list@xxxxxxxxx http://mail.gnome.org/mailman/listinfo/gtk-list
