X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;ds=sidebyside;f=cinelerra-5.1%2Fcinelerra%2Fzwindowgui.C;h=722e6c14988dc7c7186ffc9f9e2991684a18cfdc;hb=HEAD;hp=515d41ba047d55ade72ef7f8b3ff53f82e9bb478;hpb=f1fc28e0bbb5a7c0e153ef9c1abdbfb1186e1acc;p=goodguy%2Fcinelerra.git

diff --git a/cinelerra-5.1/cinelerra/zwindowgui.C b/cinelerra-5.1/cinelerra/zwindowgui.C
index 515d41ba..94b52e1c 100644
--- a/cinelerra-5.1/cinelerra/zwindowgui.C
+++ b/cinelerra-5.1/cinelerra/zwindowgui.C
@@ -48,6 +48,8 @@ ZWindowGUI::ZWindowGUI(MWindow *mwindow, ZWindow *zwindow, Mixer *mixer)
 	playback_engine = 0;
 	highlighted = 0;
 	playable = zwindow->playable;
+// *** CONTEXT_HELP ***
+	context_help_set_keyword("Multi-Camera");
 }
 
 ZWindowGUI::~ZWindowGUI()
@@ -114,6 +116,9 @@ int ZWindowGUI::keypress_event()
 		lock_window("ZWindowGUI::keypress_event 1");
 	}
 
+	if( !result )
+		result = context_help_check_and_show();
+
 	return result;
 }
 
@@ -130,7 +135,7 @@ int ZWindowGUI::button_press_event()
 			start = mwindow->edl->tracks->total_recordable_length();
 			if( start < 0 ) start = end;
 		}
-		if( (end-start) > 1e-4 ) {
+		if( (end-start) > 1e-4 && zwindow->edl ) {
 			LocalSession *zlocal_session = zwindow->edl->local_session;
 			zlocal_session->set_selectionstart(end);
 			zlocal_session->set_selectionend(end);