Adam Jeniski
453d017558
Side-by-side comparison of viable Clojure-on-Android approaches: - todo-expo/: ClojureScript + shadow-cljs + Expo + Reagent + re-frame - todo-flutter/: ClojureDart + Flutter Both apps feature: add/remove/check-off todos, SQLite persistence, categories, priorities, edit support, swipe-to-delete, filtering. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
#include "flutter_window.h"
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#include <optional>
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#include "flutter/generated_plugin_registrant.h"
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FlutterWindow::FlutterWindow(const flutter::DartProject& project)
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: project_(project) {}
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FlutterWindow::~FlutterWindow() {}
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bool FlutterWindow::OnCreate() {
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if (!Win32Window::OnCreate()) {
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return false;
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}
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RECT frame = GetClientArea();
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// The size here must match the window dimensions to avoid unnecessary surface
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// creation / destruction in the startup path.
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flutter_controller_ = std::make_unique<flutter::FlutterViewController>(
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frame.right - frame.left, frame.bottom - frame.top, project_);
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// Ensure that basic setup of the controller was successful.
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if (!flutter_controller_->engine() || !flutter_controller_->view()) {
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return false;
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}
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RegisterPlugins(flutter_controller_->engine());
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SetChildContent(flutter_controller_->view()->GetNativeWindow());
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flutter_controller_->engine()->SetNextFrameCallback([&]() {
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this->Show();
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});
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// Flutter can complete the first frame before the "show window" callback is
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// registered. The following call ensures a frame is pending to ensure the
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// window is shown. It is a no-op if the first frame hasn't completed yet.
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flutter_controller_->ForceRedraw();
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return true;
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}
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void FlutterWindow::OnDestroy() {
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if (flutter_controller_) {
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flutter_controller_ = nullptr;
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}
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Win32Window::OnDestroy();
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}
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LRESULT
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FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
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WPARAM const wparam,
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LPARAM const lparam) noexcept {
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// Give Flutter, including plugins, an opportunity to handle window messages.
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if (flutter_controller_) {
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std::optional<LRESULT> result =
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flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam,
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lparam);
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if (result) {
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return *result;
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}
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}
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switch (message) {
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case WM_FONTCHANGE:
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flutter_controller_->engine()->ReloadSystemFonts();
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break;
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}
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return Win32Window::MessageHandler(hwnd, message, wparam, lparam);
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}
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