From fabef9314d49feafdb280e5f5369963358747d78 Mon Sep 17 00:00:00 2001
From: Till Theato <root@ttill.de>
Date: Wed, 21 Jul 2010 10:28:24 +0000
Subject: [PATCH] Allow cutting selections containing groups (some cases still
 need to be fixed)

svn path=/trunk/kdenlive/; revision=4612
---
 src/customtrackview.cpp | 14 +++++++++++---
 src/customtrackview.h   |  1 +
 src/renderer.cpp        |  1 -
 3 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/customtrackview.cpp b/src/customtrackview.cpp
index 28feba2e..5c30adff 100644
--- a/src/customtrackview.cpp
+++ b/src/customtrackview.cpp
@@ -3580,17 +3580,21 @@ void CustomTrackView::cutSelectedClips()
 {
     QList<QGraphicsItem *> itemList = scene()->selectedItems();
     GenTime currentPos = GenTime(m_cursorPos, m_document->fps());
-    for (int i = 0; i < itemList.count(); i++) {
+    QList <QGraphicsItem *> skipList;
+    for (int i = 0; i < itemList.count(); ++i) {
+        if (skipList.indexOf(itemList.at(i)) != -1)
+            continue;
         if (itemList.at(i)->type() == AVWIDGET) {
             ClipItem *item = static_cast <ClipItem *>(itemList.at(i));
             if (item->parentItem() && item->parentItem() != m_selectionGroup) {
+                skipList.append(item->parentItem()->childItems());
                 razorGroup((AbstractGroupItem *)item->parentItem(), currentPos);
-                return;
             } else if (currentPos > item->startPos() && currentPos < item->endPos()) {
                 RazorClipCommand *command = new RazorClipCommand(this, item->info(), currentPos);
                 m_commandStack->push(command);
             }
         } else if (itemList.at(i)->type() == GROUPWIDGET && itemList.at(i) != m_selectionGroup) {
+            skipList.append(itemList.at(i)->childItems());
             razorGroup((AbstractGroupItem *)itemList.at(i), currentPos);
         }
     }
@@ -3638,13 +3642,16 @@ void CustomTrackView::slotRazorGroup(QList <ItemInfo> clips1, QList <ItemInfo> t
             if (clip) {
                 ClipItem *clipBehind = cutClip(clipsCut.at(i), cutPos, true);
                 clips1 << clip->info();
-                clips2 << clipBehind->info();
+                if (clipBehind != NULL)
+                    clips2 << clipBehind->info();
             }
         }
         // TODO: cut transitionsCut
         doGroupClips(clips1, transitions1, true);
         doGroupClips(clips2, transitions2, true);
     } else {
+        /* we might also just use clipsCut.at(0)->parentItem().
+           Do this loop just in case something went wrong during cut */
         for (int i = 0; i < clipsCut.count(); ++i) {
             ClipItem *clip = getClipItemAt(cutPos.frames(m_document->fps()), clipsCut.at(i).track);
             if (clip && clip->parentItem() && clip->parentItem()->type() == GROUPWIDGET) {
@@ -3659,6 +3666,7 @@ void CustomTrackView::slotRazorGroup(QList <ItemInfo> clips1, QList <ItemInfo> t
                         groupTrans << ((AbstractClipItem *)children.at(j))->info();
                 }
                 doGroupClips(groupClips, groupTrans, false);
+                break;
             }
         }
         for(int i = 0; i < clipsCut.count(); ++i)
diff --git a/src/customtrackview.h b/src/customtrackview.h
index ff6ac879..79b8758a 100644
--- a/src/customtrackview.h
+++ b/src/customtrackview.h
@@ -82,6 +82,7 @@ public:
     void activateMonitor();
     int duration() const;
     void deleteSelectedClips();
+    /** @brief Cuts all clips that are selected at the timeline cursor position. */
     void cutSelectedClips();
     void setContextMenu(QMenu *timeline, QMenu *clip, QMenu *transition, QActionGroup *clipTypeGroup, QMenu *markermenu);
     void checkTrackHeight();
diff --git a/src/renderer.cpp b/src/renderer.cpp
index d66be273..37118113 100644
--- a/src/renderer.cpp
+++ b/src/renderer.cpp
@@ -1645,7 +1645,6 @@ int Render::mltInsertClip(ItemInfo info, QDomElement element, Mlt::Producer *pro
 
 void Render::mltCutClip(int track, GenTime position)
 {
-
     m_isBlocked = true;
 
     Mlt::Service service(m_mltProducer->parent().get_service());
-- 
2.39.2