initial commit

.gitignore

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+.cache/
+builddir/
+compile_commands.json

meson.build

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+project(
+  'waffle',
+  'cpp',
+  default_options : ['cpp_std=c++17']
+)
+
+raven_dep = dependency('raven')
+
+executable(
+  'waffle',
+  './src/AppWidget.cpp',
+  './src/main.cpp',
+  dependencies : [raven_dep]
+)

src/AppWidget.cpp

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+#include "AppWidget.hpp"
+#include "raven/Styles.hpp"
+#include "raven/Box.hpp"
+#include "raven/TextInput.hpp"
+#include "raven/Button.hpp"
+#include "raven/ScrollContainer.hpp"
+#include "raven/Widget.hpp"
+#include "raven/ListLayout.hpp"
+#include "raven/BoxLayout.hpp"
+#include "raven/Label.hpp"
+#include "raven/DocumentLayout.hpp"
+
+void AppWidget::on_init() {
+    /* init */
+    {
+        auto layout = set_layout<Raven::BoxLayout>(Raven::Direction::Vertical);
+        layout->set_spacing(8);
+        layout->set_margin(12);
+    }
+
+    // TODO: this won't work because the document layout depends on the parent layout for its width, and the parent layout depends on the document layout outcome, thus creating a circular dependency in layouting, which makes things not work properly on the first relayout
+    /* top bar */
+    {
+        m_top_bar = add<Raven::Widget>();
+        m_top_bar->rect().set_min_height(42.0);
+        m_top_bar->set_layout<Raven::DocumentLayout>(8.0);
+        m_top_bar->set_style(&Raven::raised_widget_style);
+        m_top_bar->set_grows(false);
+    }
+
+    /* message list */
+    {
+        m_message_list = add<Raven::ScrollContainer>();
+        m_message_list->set_grows(true);
+        auto target = m_message_list->make_target();
+        auto target_layout = target->set_layout<Raven::ListLayout>(Raven::Direction::Vertical);
+        target_layout->set_inherit_secondary_dimension(true);
+        target_layout->set_margin(8);
+        target_layout->set_spacing(6);
+    }
+
+    /* message input */
+    {
+        m_message_input = add<Raven::TextInput>();
+        m_message_input->rect().set_min_height(38.0);
+    }
+
+    /* dummy data */
+    {
+        for (int i = 0; i < 20; i++) {
+            auto button = m_top_bar->add<Raven::Button>("channel " + std::to_string(i));
+            button->set_style(&Raven::raised_button_style);
+        }
+
+        for (int i = 0; i < 200; i++) {
+            m_message_list->target()->add<Raven::Label>("<test> message " + std::to_string(i));
+        }
+    }
+
+    reflow();
+    set_did_init(true);
+}

src/AppWidget.hpp

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+#pragma once
+
+#include "raven/ScrollContainer.hpp"
+#include "raven/Widget.hpp"
+#include "raven/TextInput.hpp"
+
+class AppWidget : public Raven::Widget {
+public:
+    AppWidget()
+        : Raven::Widget() {}
+
+protected:
+    void on_init() override;
+private:
+    std::shared_ptr<Raven::Widget> m_top_bar;
+    std::shared_ptr<Raven::ScrollContainer> m_message_list;
+    std::shared_ptr<Raven::TextInput> m_message_input;
+};

src/main.cpp

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+#include <iostream>
+#include "raven/Window.hpp"
+#include "raven/Application.hpp"
+#include "raven/Widget.hpp"
+#include "raven/Button.hpp"
+#include "AppWidget.hpp"
+
+int main()
+{
+    Raven::Application application {};
+    auto window = application.add_window<Raven::Window>();
+    window->spawn_window();
+
+    window->set_main_widget<AppWidget>();
+
+    return application.run();
+}