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info: improve sizing

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We're now hinting the scrolled window about the content size to avoid empty space + scrolling.
This commit is contained in:
Stefan Sauer 2013-08-30 10:53:13 +02:00
parent 98148dea9d
commit 3d6173aaba
1 changed files with 22 additions and 4 deletions
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26
mediainfo/src/mi-info.vala
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@ -59,6 +59,7 @@ public class MediaInfo.Info : Box
private Notebook subtitle_streams;
private AspectFrame drawing_frame;
private DrawingArea drawing_area;
private ScrolledWindow info_area;
// gstreamer objects
private Discoverer dc;
private Pipeline pb;
@ -170,21 +171,23 @@ public class MediaInfo.Info : Box
drawing_frame = new AspectFrame (null, 0.5f, 0.5f, 1.25f, false);
drawing_frame.set_size_request (160, 128);
drawing_frame.set_shadow_type (Gtk.ShadowType.NONE);
pack_start (drawing_frame, true, true, 0);
drawing_area = new DrawingArea ();
drawing_area.set_size_request (160, 128);
drawing_area.draw.connect (on_drawing_area_draw);
drawing_area.size_allocate.connect (on_drawing_area_size_allocate);
drawing_area.realize.connect (on_drawing_area_realize);
drawing_area.unrealize.connect (on_drawing_area_unrealize);
drawing_frame.add (drawing_area);
ScrolledWindow sw = new ScrolledWindow (null, null);
sw.set_policy (PolicyType.NEVER, PolicyType.ALWAYS);
pack_start (sw, true, true, 0);
info_area = new ScrolledWindow (null, null);
info_area.set_policy (PolicyType.NEVER, PolicyType.ALWAYS);
pack_start (info_area, true, true, 0);
table = new Table (8, 3, false);
sw.add_with_viewport (table);
info_area.add_with_viewport (table);
/* TODO: also use tabs for containers
* - this is needed for e.g. mpeg-ts or mp3 inside ape
@ -758,6 +761,21 @@ public class MediaInfo.Info : Box
}
// signal handlers
private void on_drawing_area_size_allocate (Widget widget, Gtk.Allocation frame)
{
Gtk.Allocation alloc;
get_allocation (out alloc);
stdout.printf("size_allocate: %d x %d\n", alloc.width, alloc.height);
Gtk.Requisition requisition;
info_area.get_child ().get_preferred_size (null, out requisition);
stdout.printf("info_area: %d x %d\n", requisition.width, requisition.height);
stdout.printf("video_area: %d x %d\n", frame.width, frame.height);
int max_h = alloc.height - frame.height;
info_area.set_min_content_height (int.min (requisition.height, max_h));
}
private bool on_drawing_area_draw (Widget widget, Cairo.Context cr)
{