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LibGUI: Add GVariant class and use it for table model data.

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This commit is contained in:
Andreas Kling 2019-02-28 16:20:29 +01:00
parent c1f5f2694b
commit 75fabef57b
8 changed files with 152 additions and 6 deletions
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69
LibGUI/GVariant.cpp Normal file
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@ -0,0 +1,69 @@
#include <LibGUI/GVariant.h>
GVariant::~GVariant()
{
switch (m_type) {
case Type::String:
if (m_value.as_string)
m_value.as_string->release();
break;
case Type::Bitmap:
if (m_value.as_bitmap)
m_value.as_bitmap->release();
break;
default:
break;
}
}
GVariant::GVariant(int value)
: m_type(Type::Int)
{
m_value.as_int = value;
}
GVariant::GVariant(float value)
: m_type(Type::Float)
{
m_value.as_float = value;
}
GVariant::GVariant(bool value)
: m_type(Type::Bool)
{
m_value.as_bool = value;
}
GVariant::GVariant(const String& value)
: m_type(Type::String)
{
m_value.as_string = const_cast<StringImpl*>(value.impl());
AK::retain_if_not_null(m_value.as_string);
}
GVariant::GVariant(const GraphicsBitmap& value)
: m_type(Type::Bitmap)
{
m_value.as_bitmap = const_cast<GraphicsBitmap*>(&value);
AK::retain_if_not_null(m_value.as_bitmap);
}
String GVariant::to_string() const
{
switch (m_type) {
case Type::Bool:
return as_bool() ? "True" : "False";
case Type::Int:
return String::format("%d", as_int());
case Type::Float:
return String::format("%f", as_float());
case Type::String:
return as_string();
case Type::Bitmap:
return "[GraphicsBitmap]";
case Type::Invalid:
break;
}
ASSERT_NOT_REACHED();
}