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LibGUI: Add a search box to filter EmojiInputDialog by code point names

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This commit is contained in:
Timothy Flynn 2022-09-06 10:59:44 -04:00 • committed by Linus Groh
parent a885406511
commit eeb7b153a2
4 changed files with 33 additions and 6 deletions
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30
Userland/Libraries/LibGUI/EmojiInputDialog.cpp
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@ -17,6 +17,8 @@
#include <LibGUI/Event.h>
#include <LibGUI/Frame.h>
#include <LibGUI/ScrollableContainerWidget.h>
#include <LibGUI/TextBox.h>
#include <LibUnicode/CharacterTypes.h>
#include <stdlib.h>
namespace GUI {
@ -32,6 +34,7 @@ EmojiInputDialog::EmojiInputDialog(Window* parent_window)
resize(400, 300);
auto& scrollable_container = *main_widget.find_descendant_of_type_named<GUI::ScrollableContainerWidget>("scrollable_container"sv);
m_search_box = main_widget.find_descendant_of_type_named<GUI::TextBox>("search_box"sv);
m_emojis_widget = main_widget.find_descendant_of_type_named<GUI::Widget>("emojis"sv);
m_emojis = supported_emoji();
@ -42,6 +45,10 @@ EmojiInputDialog::EmojiInputDialog(Window* parent_window)
if (!is_active_window)
close();
};
m_search_box->on_change = [this]() {
update_displayed_emoji();
};
}
auto EmojiInputDialog::supported_emoji() -> Vector<Emoji>
@ -63,6 +70,7 @@ auto EmojiInputDialog::supported_emoji() -> Vector<Emoji>
continue;
u32 code_point = strtoul(basename.to_string().characters() + 2, nullptr, 16);
auto name = Unicode::code_point_display_name(code_point);
// FIXME: Also emit U+FE0F for single code point emojis, currently
// they get shown as text glyphs if available.
@ -82,7 +90,7 @@ auto EmojiInputDialog::supported_emoji() -> Vector<Emoji>
done(ExecResult::OK);
};
code_points.empend(code_point, move(button));
code_points.empend(code_point, move(name), move(button));
}
return code_points;
@ -93,20 +101,32 @@ void EmojiInputDialog::update_displayed_emoji()
ScopeGuard guard { [&] { m_emojis_widget->set_updates_enabled(true); } };
m_emojis_widget->set_updates_enabled(false);
m_emojis_widget->remove_all_children();
constexpr size_t columns = 18;
size_t rows = ceil_div(m_emojis.size(), columns);
size_t index = 0;
for (size_t row = 0; row < rows && index < m_emojis.size(); ++row) {
auto& horizontal_container = m_emojis_widget->add<Widget>();
horizontal_container.set_preferred_height(SpecialDimension::Fit);
auto& horizontal_layout = horizontal_container.set_layout<HorizontalBoxLayout>();
horizontal_layout.set_spacing(0);
for (size_t column = 0; column < columns; ++column) {
if (index < m_emojis.size()) {
bool found_match = false;
while (!found_match && (index < m_emojis.size())) {
auto& emoji = m_emojis[index++];
horizontal_container.add_child(*emoji.button);
} else {
horizontal_container.add<Widget>();
if (emoji.name.has_value())
found_match = emoji.name->contains(m_search_box->text(), CaseSensitivity::CaseInsensitive);
else
found_match = m_search_box->text().is_empty();
if (found_match)
horizontal_container.add_child(*emoji.button);
}
}
}