From 0c566f1bf663a28f62aa7bddcfef6cd1d33b7d04 Mon Sep 17 00:00:00 2001
From: Till Theato <root@ttill.de>
Date: Sun, 7 Nov 2010 20:09:39 +0000
Subject: [PATCH] Pre-select the first parameter on effects with not other
 parameter selected to be shown in the timeline

svn path=/trunk/kdenlive/; revision=5082
---
 src/effectstackedit.cpp |  3 +++
 src/keyframeedit.cpp    | 16 ++++++++++++++++
 src/keyframeedit.h      |  3 +++
 3 files changed, 22 insertions(+)

diff --git a/src/effectstackedit.cpp b/src/effectstackedit.cpp
index b8d69b8b..f628408d 100644
--- a/src/effectstackedit.cpp
+++ b/src/effectstackedit.cpp
@@ -447,6 +447,9 @@ void EffectStackEdit::transferParamDesc(const QDomElement d, int pos, int in, in
             m_vbox->addWidget(toFillin);
     }
     m_vbox->addStretch();
+
+    if(m_keyframeEditor)
+        m_keyframeEditor->checkVisibleParam();
 }
 
 wipeInfo EffectStackEdit::getWipeInfo(QString value)
diff --git a/src/keyframeedit.cpp b/src/keyframeedit.cpp
index c65c6c31..b5838df4 100644
--- a/src/keyframeedit.cpp
+++ b/src/keyframeedit.cpp
@@ -426,4 +426,20 @@ bool KeyframeEdit::isVisibleParam(const QString& name)
     return false;
 }
 
+void KeyframeEdit::checkVisibleParam()
+{
+    if (m_params.count() == 0)
+        return;
+
+    foreach(QDomElement elem, m_params) {
+        if (elem.attribute("intimeline") == "1")
+            return;
+    }
+
+    slotUpdateVisibleParameter(0);
+    QRadioButton *radio = static_cast<QRadioButton*>(m_slidersLayout->itemAtPosition(0, 1)->widget());
+    if (radio)
+        radio->setChecked(true);
+}
+
 #include "keyframeedit.moc"
diff --git a/src/keyframeedit.h b/src/keyframeedit.h
index 23115b36..7594c44f 100644
--- a/src/keyframeedit.h
+++ b/src/keyframeedit.h
@@ -90,6 +90,9 @@ public:
     /** @brief Returns true if the parameter @param name should be shown on the clip in timeline. */
     bool isVisibleParam(const QString &name);
 
+    /** @brief Makes the first parameter visible in timeline if no parameter is selected. */
+    void checkVisibleParam();
+
 private:
     QList <QDomElement> m_params;
     int m_min;
-- 
2.39.2