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| author | Milan Crha <mcrha@redhat.com> | 2010-02-11 20:30:10 +0800 |
|---|---|---|
| committer | Milan Crha <mcrha@redhat.com> | 2010-02-11 20:31:26 +0800 |
| commit | 4dbd42ed5001401cb79917b6f49be0af81ccc28d (patch) | |
| tree | 4cfb25ea7745c4dbd3cd6b3454bb319819fa1421 /plugins/image-inline | |
| parent | 968de42d1e8565fc84aabaec93aea4819eb83e77 (diff) | |
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Bug #604522 - Mouse wheel scroll doesn't work above inline images
Diffstat (limited to 'plugins/image-inline')
| -rw-r--r-- | plugins/image-inline/image-inline.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/plugins/image-inline/image-inline.c b/plugins/image-inline/image-inline.c index fdff39a921..12568eecca 100644 --- a/plugins/image-inline/image-inline.c +++ b/plugins/image-inline/image-inline.c @@ -259,6 +259,24 @@ size_allocate_cb (GtkHTMLEmbedded *embedded, } static void +mouse_wheel_scroll_cb (GtkWidget *img_view, GdkScrollDirection direction, ImageInlinePObject *image_object) +{ + GtkHTML *html; + gint steps = 2; + + g_return_if_fail (image_object != NULL); + g_return_if_fail (image_object->object.format != NULL); + g_return_if_fail (image_object->object.format->html != NULL); + + html = image_object->object.format->html; + + while (steps > 0) { + g_signal_emit_by_name (html, "scroll", (direction == GDK_SCROLL_DOWN || direction == GDK_SCROLL_UP) ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL, (direction == GDK_SCROLL_DOWN || direction == GDK_SCROLL_RIGHT) ? GTK_SCROLL_STEP_FORWARD : GTK_SCROLL_STEP_BACKWARD, 2.0, NULL); + steps--; + } +} + +static void org_gnome_image_inline_pobject_free (EMFormatHTMLPObject *object) { ImageInlinePObject *image_object; @@ -284,6 +302,9 @@ org_gnome_image_inline_pobject_free (EMFormatHTMLPObject *object) g_signal_handlers_disconnect_by_func ( image_object->widget, drag_data_get_cb, image_object); + g_signal_handlers_disconnect_by_func ( + image_object->widget, + mouse_wheel_scroll_cb, image_object); parent = gtk_widget_get_parent (image_object->widget); if (parent != NULL) @@ -388,6 +409,10 @@ org_gnome_image_inline_embed (EMFormatHTML *format, embedded, "size-allocate", G_CALLBACK (size_allocate_cb), image_object); + g_signal_connect ( + image_view, "mouse-wheel-scroll", + G_CALLBACK (mouse_wheel_scroll_cb), image_object); + return TRUE; } |