Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeaddons@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 226 insertions, 0 deletions

diff --git a/noatun-plugins/oblique/selector.cpp b/noatun-plugins/oblique/selector.cpp
new file mode 100644
index 0000000..1c17650
--- /dev/null
+++ b/noatun-plugins/oblique/selector.cpp
@@ -0,0 +1,226 @@
+// Copyright (c) 2003 Charles Samuels <charles@kde.org>
+// See the file COPYING for redistribution terms.
+
+#include "tree.h"
+#include "selector.h"
+#include "oblique.h"
+
+#include <noatun/app.h>
+#include <noatun/player.h>
+
+Item::Item(const File &file)
+	: mFile(file)
+{
+
+}
+
+QString Item::property(const QString &key, const QString &def) const
+{
+	if (key == "url")
+	{
+		KURL url;
+		url.setPath(property("file"));
+		return url.url();
+	}
+
+	QString str = mFile.property(key);
+	if (str.isNull()) return def;
+	return str;
+}
+
+void Item::setProperty(const QString &key, const QString &property)
+{
+	mFile.setProperty(key, property);
+}
+
+void Item::clearProperty(const QString &key)
+{
+	mFile.clearProperty(key);
+}
+
+QStringList Item::properties() const
+{
+	return mFile.properties();
+}
+
+bool Item::isProperty(const QString &key) const
+{
+	return !mFile.property(key).isNull();
+}
+
+bool Item::operator==(const PlaylistItemData &d) const
+{
+	return mFile == static_cast<const Item&>(d).mFile;
+}
+
+void Item::remove()
+{
+	mFile.remove();
+}
+
+
+
+Selector::Selector()
+{
+}
+
+Selector::~Selector()
+{
+}
+
+
+SequentialSelector::SequentialSelector(Tree *tree)
+{
+	mTree = tree;
+}
+
+SequentialSelector::~SequentialSelector()
+{
+
+}
+
+Item *SequentialSelector::next()
+{
+	TreeItem *current = mTree->current();
+	if (current)
+	{
+		current = current->nextPlayable();
+	}
+	else
+	{
+		current = mTree->firstChild();
+		if (current && !current->playable())
+		{
+			current = current->nextPlayable();
+		}
+	}
+	setCurrent(current);
+	if (current && current->file())
+		return new Item(current->file());
+	return 0;
+}
+
+Item *SequentialSelector::previous()
+{
+	TreeItem *back = mTree->firstChild();
+	TreeItem *after;
+	TreeItem *current = mTree->current();
+	// now we just go forward on back until the item after back is me ;)
+	// this is terribly unoptimized, but I'm terribly lazy
+	while (back and (after = back->nextPlayable()) != current)
+	{
+		back = after;
+	}
+	current = back;
+	setCurrent(current);
+	if (current && current->file())
+		return new Item(current->file());
+	return 0;
+}
+
+Item *SequentialSelector::current()
+{
+	TreeItem *current = mTree->current();
+	if (!current) return next();
+	if (current->file())
+		return new Item(current->file());
+	return 0;
+}
+
+void SequentialSelector::setCurrent(const Item &item)
+{
+	TreeItem *current = mTree->find(item.itemFile());
+	setCurrent(current);
+}
+
+void SequentialSelector::setCurrent(TreeItem *current)
+{
+	if (current)
+	{
+		mTree->setCurrent(current);
+	}
+}
+
+
+
+RandomSelector::RandomSelector(Tree *tree)
+{
+	mTree = tree;
+	mPrevious = 0;
+}
+
+static TreeItem *randomItem(int &at, TreeItem *item)
+{
+	for ( ; item; item = item->nextSibling())
+	{
+		if (item->playable())
+		{
+			if (at==0)
+				return item;
+
+			at--;
+		}
+		if (TreeItem *i = randomItem(at, item->firstChild()))
+		{
+			return i;
+		}
+	}
+
+	return 0;
+}
+
+Item *RandomSelector::next()
+{
+	TreeItem *previous = mTree->current();
+	if (!mTree->playableItemCount())
+	{
+		return 0;
+	}
+
+	for (int tries=15; tries; tries--)
+	{
+		int randomIndex = KApplication::random() % (mTree->playableItemCount());
+
+		TreeItem *nowCurrent = randomItem(randomIndex, mTree->firstChild());
+		if (!nowCurrent) continue;
+
+		setCurrent(nowCurrent, previous);
+		return new Item(nowCurrent->file());
+	}
+
+	// !!!!
+	return 0;
+}
+
+Item *RandomSelector::previous()
+{
+	if (!mPrevious) return 0;
+	TreeItem *current = mPrevious;
+
+	mTree->setCurrent(current);
+	return new Item(current->file());
+}
+
+Item *RandomSelector::current()
+{
+	TreeItem *current = mTree->current();
+	if (!current) return 0;
+	return new Item(current->file());
+}
+
+void RandomSelector::setCurrent(const Item &item)
+{
+	setCurrent(mTree->find(item.itemFile()), 0);
+}
+
+void RandomSelector::setCurrent(TreeItem *item, TreeItem *previous)
+{
+	mPrevious = previous;
+	mTree->setCurrent(item);
+
+	napp->player()->stop();
+	napp->player()->play();
+}
+
+
+