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ThemeEditor: Allow editing of theme colors one at a time

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This is not perfect and kinda clunky to use, but these are the best
input widgets we have available at the moment, so let's make do with
what we have. :^)
This commit is contained in:
Andreas Kling 2020-08-21 20:02:12 +02:00
parent 8055813ecf
commit 7703dad36b
1 changed files with 65 additions and 1 deletions
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66
Applications/ThemeEditor/main.cpp
View file

@ -1,12 +1,48 @@
#include "PreviewWidget.h"
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/ColorInput.h>
#include <LibGUI/ComboBox.h>
#include <LibGUI/Model.h>
#include <LibGUI/Window.h>
class ColorRoleModel final : public GUI::Model {
public:
virtual int row_count(const GUI::ModelIndex&) const { return m_color_roles.size(); }
virtual int column_count(const GUI::ModelIndex&) const { return 1; }
virtual GUI::Variant data(const GUI::ModelIndex& index, GUI::ModelRole role = GUI::ModelRole::Display) const
{
if (role == GUI::ModelRole::Display)
return Gfx::to_string(m_color_roles[(size_t)index.row()]);
return {};
}
virtual void update() { did_update(); }
explicit ColorRoleModel(const Vector<Gfx::ColorRole>& color_roles)
: m_color_roles(color_roles)
{
}
Gfx::ColorRole color_role(const GUI::ModelIndex& index) const
{
return m_color_roles[index.row()];
}
Gfx::ColorRole color_role(size_t index) const
{
return m_color_roles[index];
}
private:
const Vector<Gfx::ColorRole>& m_color_roles;
};
int main(int argc, char** argv)
{
auto app = GUI::Application::construct(argc, argv);
Gfx::Palette preview_palette = app->palette();
auto window = GUI::Window::construct();
auto& main_widget = window->set_main_widget<GUI::Widget>();
main_widget.set_fill_with_background_color(true);
@ -16,7 +52,35 @@ int main(int argc, char** argv)
preview_widget.set_preferred_size(480, 360);
preview_widget.set_size_policy(GUI::SizePolicy::Fixed, GUI::SizePolicy::Fixed);
window->resize(500, 400);
auto& horizontal_container = main_widget.add<GUI::Widget>();
horizontal_container.set_layout<GUI::HorizontalBoxLayout>();
horizontal_container.set_preferred_size(0, 20);
horizontal_container.set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
auto& combo_box = horizontal_container.add<GUI::ComboBox>();
auto& color_input = horizontal_container.add<GUI::ColorInput>();
Vector<Gfx::ColorRole> color_roles;
#define __ENUMERATE_COLOR_ROLE(role) color_roles.append(Gfx::ColorRole::role);
ENUMERATE_COLOR_ROLES(__ENUMERATE_COLOR_ROLE)
#undef __ENUMERATE_COLOR_ROLE
combo_box.set_only_allow_values_from_model(true);
combo_box.set_model(adopt(*new ColorRoleModel(color_roles)));
combo_box.on_change = [&](auto&, auto& index) {
auto role = static_cast<const ColorRoleModel*>(index.model())->color_role(index);
color_input.set_color(preview_palette.color(role));
};
combo_box.set_selected_index((size_t)Gfx::ColorRole::Window - 1);
color_input.on_change = [&] {
auto role = static_cast<const ColorRoleModel*>(combo_box.model())->color_role(combo_box.selected_index());
preview_palette.set_color(role, color_input.color());
preview_widget.set_preview_palette(preview_palette);
};
window->resize(500, 500);
window->show();
return app->exec();
}