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LibGUI: Add GTableModel::Role::ForegroundColor.

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This makes it possible to specify the text color for each table cell.
Use this to make the IRCClient show unread window list items in red.
This commit is contained in:
Andreas Kling 2019-03-18 04:54:07 +01:00
parent f4b8e4966f
commit d466f2634d
10 changed files with 120 additions and 63 deletions
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17
LibGUI/GVariant.h
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@ -11,6 +11,7 @@ public:
GVariant(int);
GVariant(const String&);
GVariant(const GraphicsBitmap&);
GVariant(Color);
~GVariant();
enum class Type {
@ -20,6 +21,7 @@ public:
Float,
String,
Bitmap,
Color,
};
bool is_valid() const { return m_type != Type::Invalid; }
@ -28,6 +30,7 @@ public:
bool is_float() const { return m_type == Type::Float; }
bool is_string() const { return m_type == Type::String; }
bool is_bitmap() const { return m_type == Type::Bitmap; }
bool is_color() const { return m_type == Type::Color; }
Type type() const { return m_type; }
bool as_bool() const
@ -60,6 +63,19 @@ public:
return *m_value.as_bitmap;
}
Color as_color() const
{
ASSERT(type() == Type::Color);
return Color::from_rgba(m_value.as_color);
}
Color to_color(Color default_value) const
{
if (type() == Type::Color)
return as_color();
return default_value;
}
String to_string() const;
bool operator==(const GVariant&) const;
@ -72,6 +88,7 @@ private:
bool as_bool;
int as_int;
float as_float;
RGBA32 as_color;
} m_value;
Type m_type { Type::Invalid };