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LibGUI: Add GAboutDialog, a simple way to show a nice about box in apps

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This commit is contained in:
Andreas Kling 2019-09-02 19:45:55 +02:00
parent c82627aae2
commit 5e34e43b0f
3 changed files with 85 additions and 0 deletions
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64
Libraries/LibGUI/GAboutDialog.cpp Normal file
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#include <LibGUI/GAboutDialog.h>
#include <LibGUI/GBoxLayout.h>
#include <LibGUI/GButton.h>
#include <LibGUI/GLabel.h>
#include <LibGUI/GWidget.h>
GAboutDialog::GAboutDialog(const StringView& name, const GraphicsBitmap* icon, CObject* parent)
: GDialog(parent)
, m_name(name)
, m_icon(icon)
{
resize(230, 120);
set_title(String::format("About %s", m_name.characters()));
set_resizable(false);
auto* widget = new GWidget;
set_main_widget(widget);
widget->set_fill_with_background_color(true);
widget->set_layout(make<GBoxLayout>(Orientation::Horizontal));
auto* left_container = new GWidget(widget);
left_container->set_size_policy(SizePolicy::Fixed, SizePolicy::Fill);
left_container->set_preferred_size(48, 0);
left_container->set_layout(make<GBoxLayout>(Orientation::Vertical));
auto* icon_label = new GLabel(left_container);
icon_label->set_icon(m_icon);
icon_label->set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
icon_label->set_preferred_size(40, 40);
left_container->layout()->add_spacer();
auto* right_container = new GWidget(widget);
right_container->set_layout(make<GBoxLayout>(Orientation::Vertical));
right_container->layout()->set_margins({ 0, 4, 4, 4 });
auto make_label = [&](const StringView& text, bool bold = false) {
auto* label = new GLabel(text, right_container);
label->set_text_alignment(TextAlignment::CenterLeft);
label->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
label->set_preferred_size(0, 14);
if (bold)
label->set_font(Font::default_bold_font());
};
make_label(m_name, true);
make_label("Serenity Operating System");
make_label("(C) The Serenity Developers");
right_container->layout()->add_spacer();
auto* button_container = new GWidget(right_container);
button_container->set_size_policy(SizePolicy::Fill, SizePolicy::Fixed);
button_container->set_preferred_size(0, 20);
button_container->set_layout(make<GBoxLayout>(Orientation::Horizontal));
button_container->layout()->add_spacer();
auto* ok_button = new GButton("OK", button_container);
ok_button->set_size_policy(SizePolicy::Fixed, SizePolicy::Fixed);
ok_button->set_preferred_size(80, 20);
ok_button->on_click = [this](auto&) {
done(GDialog::ExecOK);
};
}
GAboutDialog::~GAboutDialog()
{
}