various: encapsulate all code in the olive namespace to avoid name collisions

Large-scale code cleanup. Also adds a license to the top of all files that were
missing it.

app/widget/slider/floatslider.cpp

@@ -22,6 +22,8 @@
 
 #include <QAudio>
 
+OLIVE_NAMESPACE_ENTER
+
 FloatSlider::FloatSlider(QWidget *parent) :
   SliderBase(kFloat, parent),
   display_type_(kNormal)
@@ -162,3 +164,5 @@ void FloatSlider::ConvertValue(QVariant v)
 {
   emit ValueChanged(v.toDouble());
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/floatslider.h

@@ -23,6 +23,8 @@
 
 #include "sliderbase.h"
 
+OLIVE_NAMESPACE_ENTER
+
 class FloatSlider : public SliderBase
 {
   Q_OBJECT
@@ -64,4 +66,6 @@ private:
   DisplayType display_type_;
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // FLOATSLIDER_H

app/widget/slider/integerslider.cpp

@@ -20,6 +20,8 @@
 
 #include "integerslider.h"
 
+OLIVE_NAMESPACE_ENTER
+
 IntegerSlider::IntegerSlider(QWidget* parent) :
   SliderBase(kInteger, parent)
 {
@@ -69,3 +71,5 @@ void IntegerSlider::ConvertValue(QVariant v)
 {
   emit ValueChanged(v.toInt());
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/integerslider.h

@@ -23,6 +23,8 @@
 
 #include "sliderbase.h"
 
+OLIVE_NAMESPACE_ENTER
+
 class IntegerSlider : public SliderBase
 {
   Q_OBJECT
@@ -47,4 +49,6 @@ private slots:
   void ConvertValue(QVariant v);
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // INTEGERSLIDER_H

app/widget/slider/sliderbase.cpp

@@ -24,6 +24,8 @@
 #include <QEvent>
 #include <QMessageBox>
 
+OLIVE_NAMESPACE_ENTER
+
 SliderBase::SliderBase(Mode mode, QWidget *parent) :
   QStackedWidget(parent),
   decimal_places_(1),
@@ -315,3 +317,5 @@ void SliderBase::LineEditCancelled()
   editor_->blockSignals(false);
   label_->blockSignals(false);
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/sliderbase.h

@@ -26,6 +26,7 @@
 #include "sliderlabel.h"
 #include "widget/focusablelineedit/focusablelineedit.h"
 
+OLIVE_NAMESPACE_ENTER
 class SliderBase : public QStackedWidget
 {
   Q_OBJECT
@@ -121,4 +122,6 @@ private slots:
   void LineEditCancelled();
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // SLIDERBASE_H

app/widget/slider/sliderlabel.cpp

@@ -23,6 +23,8 @@
 #include <QApplication>
 #include <QMouseEvent>
 
+OLIVE_NAMESPACE_ENTER
+
 SliderLabel::SliderLabel(QWidget *parent) :
   QLabel(parent)
 {
@@ -90,3 +92,5 @@ void SliderLabel::focusInEvent(QFocusEvent *event)
     emit focused();
   }
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/sliderlabel.h

@@ -23,6 +23,10 @@
 
 #include <QLabel>
 
+#include "common/define.h"
+
+OLIVE_NAMESPACE_ENTER
+
 class SliderLabel : public QLabel
 {
   Q_OBJECT
@@ -52,4 +56,6 @@ private:
 
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // SLIDERLABEL_H

app/widget/slider/stringslider.cpp

@@ -20,6 +20,8 @@
 
 #include "stringslider.h"
 
+OLIVE_NAMESPACE_ENTER
+
 StringSlider::StringSlider(QWidget* parent) :
   SliderBase(kString, parent)
 {
@@ -46,3 +48,5 @@ void StringSlider::ConvertValue(QVariant v)
 {
   emit ValueChanged(v.toString());
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/stringslider.h

@@ -23,6 +23,8 @@
 
 #include "sliderbase.h"
 
+OLIVE_NAMESPACE_ENTER
+
 class StringSlider : public SliderBase
 {
   Q_OBJECT
@@ -45,4 +47,6 @@ private slots:
   void ConvertValue(QVariant v);
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // STRINGSLIDER_H

app/widget/slider/timeslider.cpp

@@ -1,8 +1,30 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
 #include "timeslider.h"
 
 #include "common/timecodefunctions.h"
 #include "core.h"
 
+OLIVE_NAMESPACE_ENTER
+
 TimeSlider::TimeSlider(QWidget *parent) :
   IntegerSlider(parent)
 {
@@ -40,3 +62,5 @@ void TimeSlider::TimecodeDisplayChanged()
 {
   UpdateLabel(Value());
 }
+
+OLIVE_NAMESPACE_EXIT

app/widget/slider/timeslider.h

@@ -1,9 +1,31 @@
+/***
+
+  Olive - Non-Linear Video Editor
+  Copyright (C) 2019 Olive Team
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+***/
+
 #ifndef TIMESLIDER_H
 #define TIMESLIDER_H
 
 #include "common/rational.h"
 #include "integerslider.h"
 
+OLIVE_NAMESPACE_ENTER
+
 class TimeSlider : public IntegerSlider
 {
   Q_OBJECT
@@ -25,4 +47,6 @@ private slots:
 
 };
 
+OLIVE_NAMESPACE_EXIT
+
 #endif // TIMESLIDER_H