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libui: Add Dialog

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This commit is contained in:
apio 2024-09-19 18:26:58 +02:00
parent 38fcd8e3e1
commit fd2fe16538
Signed by: apio
GPG Key ID: B8A7D06E42258954
3 changed files with 105 additions and 0 deletions
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1
gui/libui/CMakeLists.txt
View File

@ -19,6 +19,7 @@ set(SOURCES
src/Label.cpp
src/InputField.cpp
src/TextInput.cpp
src/Dialog.cpp
)
add_library(ui ${SOURCES})

22
gui/libui/include/ui/Dialog.h Normal file
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@ -0,0 +1,22 @@
/**
* @file Window.h
* @author apio (cloudapio.eu)
* @brief UI window dialogs.
*
* @copyright Copyright (c) 2024, the Luna authors.
*
*/
#pragma once
#include <os/Action.h>
#include <ui/Window.h>
namespace ui
{
namespace Dialog
{
Result<void> show_message(StringView title, StringView message);
Result<void> show_input_dialog(StringView title, StringView message, os::Function<StringView> callback);
}
}

82
gui/libui/src/Dialog.cpp Normal file
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@ -0,0 +1,82 @@
/**
* @file Dialog.cpp
* @author apio (cloudapio.eu)
* @brief UI window dialogs.
*
* @copyright Copyright (c) 2024, the Luna authors.
*
*/
#include <luna/Alloc.h>
#include <ui/App.h>
#include <ui/Dialog.h>
#include <ui/InputField.h>
#include <ui/Label.h>
#include <ui/Layout.h>
namespace ui::Dialog
{
Result<void> show_message(StringView title, StringView message)
{
auto rect = ui::App::the().main_window()->canvas().rect();
int text_length = (int)message.length() * ui::Font::default_font()->width();
int text_height = ui::Font::default_font()->height();
ui::Rect dialog_rect = { 0, 0, text_length + 20, text_height + 20 };
auto* dialog = TRY(ui::Window::create(
ui::align(rect, dialog_rect, ui::VerticalAlignment::Center, ui::HorizontalAlignment::Center)));
dialog->set_background(ui::GRAY);
dialog->set_title(title);
ui::Label* text = TRY(make<ui::Label>(message));
text->set_color(ui::BLACK);
dialog->set_main_widget(*text);
dialog->on_close([text] { delete text; });
dialog->draw();
return {};
}
Result<void> show_input_dialog(StringView title, StringView message, os::Function<StringView> callback)
{
auto rect = ui::App::the().main_window()->canvas().rect();
int text_length = (int)message.length() * ui::Font::default_font()->width();
int text_height = ui::Font::default_font()->height();
ui::Rect dialog_rect = { 0, 0, max(text_length + 20, 300), text_height * 2 + 30 };
auto* dialog = TRY(ui::Window::create(
ui::align(rect, dialog_rect, ui::VerticalAlignment::Center, ui::HorizontalAlignment::Center)));
dialog->set_background(ui::GRAY);
dialog->set_title(title);
ui::VerticalLayout* layout = TRY(make<ui::VerticalLayout>());
dialog->set_main_widget(*layout);
ui::Label* text = TRY(make<ui::Label>((message)));
text->set_color(ui::BLACK);
layout->add_widget(*text);
ui::InputField* input = TRY(make<ui::InputField>(ui::Font::default_font()));
input->on_submit([dialog, callback](StringView s) {
callback(s);
dialog->close();
});
layout->add_widget(*input);
dialog->on_close([layout, text, input] {
delete text;
delete input;
delete layout;
});
dialog->draw();
return {};
}
}