Interface mockup 19

src/ifcviewer-full/modules/project/Commands.cpp

@@ -0,0 +1,180 @@
+// This file was generated with the assistance of an AI coding tool.
+/********************************************************************************
+ *                                                                              *
+ * This file is part of IfcOpenShell.                                           *
+ *                                                                              *
+ * IfcOpenShell is free software: you can redistribute it and/or modify         *
+ * it under the terms of the Lesser GNU General Public License as published by  *
+ * the Free Software Foundation, either version 3.0 of the License, or          *
+ * (at your option) any later version.                                          *
+ *                                                                              *
+ * IfcOpenShell is distributed in the hope that it will be useful,              *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of               *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                 *
+ * Lesser GNU General Public License for more details.                          *
+ *                                                                              *
+ * You should have received a copy of the Lesser GNU General Public License     *
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.         *
+ *                                                                              *
+ ********************************************************************************/
+
+#include "Commands.h"
+
+#include "../../ElementRegistry.h"
+#include "../../SessionState.h"
+#include "../models/Commands.h"
+#include "../../../ifcviewer/Federation.h"
+#include "../../../ifcviewer/SceneLoader.h"
+#include "../../../ifcviewer/ViewportWindow.h"
+
+#include <QFileDialog>
+#include <QFileInfo>
+#include <QMessageBox>
+
+namespace ifcviewerfull::modules::project::commands {
+
+namespace {
+
+// Pure helper — clears the loaded scene without emitting any signals. The
+// caller (newProject / openProject) emits projectReset / projectOpened once
+// the whole flow finishes.
+void clearScene(SessionState& s, ViewportWindow& vp) {
+    vp.setSelectedObjectId(0);
+    s.setSelectedObjectId(0);
+    for (uint32_t mid : s.modelIds()) {
+        vp.removeModel(mid);
+        s.loader()->removeModel(mid);
+    }
+    s.clearModelMappings();
+    s.elementRegistry()->clear();
+}
+
+// Returns false if the user cancelled (i.e. don't proceed with the destructive
+// op). Handles the Save → Discard → Cancel branch including a follow-on save.
+bool confirmDiscardIfDirty(SessionState& s, QWidget& host) {
+    if (!s.federation()->isDirty()) return true;
+    const auto result = QMessageBox::question(
+        &host, "Unsaved Project",
+        "The current project has unsaved changes. Save before continuing?",
+        QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel,
+        QMessageBox::Save);
+    if (result == QMessageBox::Cancel) return false;
+    if (result == QMessageBox::Save) return saveProject(s, host);
+    return true;
+}
+
+bool openProjectAt(SessionState& s, QWidget& host, ViewportWindow& vp, const QString& path) {
+    SceneLoader* loader = s.loader();
+    if (loader && loader->isLoading()) {
+        QMessageBox::information(
+            &host, "Open Project",
+            "Wait until the current model load finishes before opening another project.");
+        return false;
+    }
+    if (!confirmDiscardIfDirty(s, host)) return false;
+
+    QStringList warnings;
+    QString err;
+    if (!s.federation()->load(path, &warnings, &err)) {
+        QMessageBox::warning(&host, "Open Project",
+                             QString("Could not open project:\n%1").arg(err));
+        return false;
+    }
+
+    clearScene(s, vp);
+
+    QStringList paths;
+    QStringList fed_ids;
+    for (const auto& model : s.federation()->models()) {
+        if (model.source_kind != "local") continue;
+        if (!QFileInfo::exists(model.source_path)) {
+            warnings << QString("Source not found, kept in project: %1").arg(model.source_path);
+            continue;
+        }
+        paths << model.source_path;
+        fed_ids << model.id;
+    }
+    modules::models::commands::detail::loadModels(s, paths, fed_ids);
+
+    if (!warnings.isEmpty()) {
+        QMessageBox::warning(&host, "Open Project",
+                             "Project opened with warnings:\n\n" + warnings.join("\n"));
+    }
+
+    s.federation()->markClean();
+    if (s.federation()->hasHomeView()) {
+        const auto& hv = s.federation()->homeView();
+        vp.setCamera(hv.target.x(), hv.target.y(), hv.target.z(),
+                     hv.distance, hv.yaw, hv.pitch);
+    }
+    s.setStatusMessage("Project", QFileInfo(path).fileName());
+    s.notifyProjectOpened(path);
+    return true;
+}
+
+bool saveProjectTo(SessionState& s, QWidget& host, const QString& path) {
+    QString err;
+    if (!s.federation()->save(path, &err)) {
+        QMessageBox::warning(&host, "Save Project",
+                             QString("Could not save project:\n%1").arg(err));
+        return false;
+    }
+    s.setStatusMessage("Project", QFileInfo(path).fileName());
+    s.notifyProjectSaved(path);
+    return true;
+}
+
+} // namespace
+
+bool newProject(SessionState& s, QWidget& host, ViewportWindow& vp) {
+    SceneLoader* loader = s.loader();
+    if (loader && loader->isLoading()) {
+        QMessageBox::information(
+            &host, "New Project",
+            "Wait until the current model load finishes before creating a new project.");
+        return false;
+    }
+    if (!confirmDiscardIfDirty(s, host)) return false;
+
+    clearScene(s, vp);
+    s.federation()->clear();
+    s.setStatusMessage("Project", "Untitled");
+    s.notifyProjectReset();
+    return true;
+}
+
+bool openProject(SessionState& s, QWidget& host, ViewportWindow& vp) {
+    QFileDialog file_dialog(&host, "Open Project");
+    file_dialog.setFileMode(QFileDialog::ExistingFile);
+    file_dialog.setNameFilter("IFC Federation (*.ifcfed);;All Files (*)");
+    file_dialog.setOption(QFileDialog::DontUseNativeDialog, true);
+    if (file_dialog.exec() != QDialog::Accepted) return false;
+
+    const QString path = file_dialog.selectedFiles().value(0);
+    if (path.isEmpty()) return false;
+    return openProjectAt(s, host, vp, path);
+}
+
+bool saveProject(SessionState& s, QWidget& host) {
+    if (s.federation()->filePath().isEmpty()) return saveProjectAs(s, host);
+    return saveProjectTo(s, host, s.federation()->filePath());
+}
+
+bool saveProjectAs(SessionState& s, QWidget& host) {
+    QString suggested = s.federation()->filePath();
+    if (suggested.isEmpty()) suggested = "project.ifcfed";
+
+    QFileDialog file_dialog(&host, "Save Project As", suggested);
+    file_dialog.setAcceptMode(QFileDialog::AcceptSave);
+    file_dialog.setFileMode(QFileDialog::AnyFile);
+    file_dialog.setNameFilter("IFC Federation (*.ifcfed);;All Files (*)");
+    file_dialog.setOption(QFileDialog::DontUseNativeDialog, true);
+    if (file_dialog.exec() != QDialog::Accepted) return false;
+
+    QString path = file_dialog.selectedFiles().value(0);
+    if (path.isEmpty()) return false;
+    if (!path.endsWith(".ifcfed", Qt::CaseInsensitive)) path += ".ifcfed";
+    return saveProjectTo(s, host, path);
+}
+
+} // namespace ifcviewerfull::modules::project::commands