From 0bd73c19778c9bdbc8e6d85c120715e239a9bc0d Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Tue, 26 Jun 2018 15:47:22 +0200
Subject: Make GUI use recreated context

---
 gui/designwidget.cc | 83 +++++++++++++++++++++++++++++++----------------------
 1 file changed, 49 insertions(+), 34 deletions(-)

(limited to 'gui/designwidget.cc')

diff --git a/gui/designwidget.cc b/gui/designwidget.cc
index 326c2649..a989080e 100644
--- a/gui/designwidget.cc
+++ b/gui/designwidget.cc
@@ -82,7 +82,7 @@ class PipTreeItem : public ElementTreeItem
     IdString data;
 };
 
-DesignWidget::DesignWidget(Context *_ctx, QWidget *parent) : QWidget(parent), ctx(_ctx)
+DesignWidget::DesignWidget(QWidget *parent) : QWidget(parent), ctx(nullptr)
 {
 
     treeWidget = new QTreeWidget();
@@ -92,39 +92,6 @@ DesignWidget::DesignWidget(Context *_ctx, QWidget *parent) : QWidget(parent), ct
     treeWidget->setHeaderLabel(QString("Items"));
     treeWidget->setContextMenuPolicy(Qt::CustomContextMenu);
 
-    // Add bels to tree
-    QTreeWidgetItem *bel_root = new QTreeWidgetItem(treeWidget);
-    bel_root->setText(0, QString("Bels"));
-    treeWidget->insertTopLevelItem(0, bel_root);
-    QList<QTreeWidgetItem *> bel_items;
-    for (auto bel : ctx->getBels()) {
-        auto name = ctx->getBelName(bel);
-        bel_items.append(new BelTreeItem(name, ElementType::BEL, QString(name.c_str(ctx))));
-    }
-    bel_root->addChildren(bel_items);
-
-    // Add wires to tree
-    QTreeWidgetItem *wire_root = new QTreeWidgetItem(treeWidget);
-    QList<QTreeWidgetItem *> wire_items;
-    wire_root->setText(0, QString("Wires"));
-    treeWidget->insertTopLevelItem(0, wire_root);
-    for (auto wire : ctx->getWires()) {
-        auto name = ctx->getWireName(wire);
-        wire_items.append(new WireTreeItem(name, ElementType::WIRE, QString(name.c_str(ctx))));
-    }
-    wire_root->addChildren(wire_items);
-
-    // Add pips to tree
-    QTreeWidgetItem *pip_root = new QTreeWidgetItem(treeWidget);
-    QList<QTreeWidgetItem *> pip_items;
-    pip_root->setText(0, QString("Pips"));
-    treeWidget->insertTopLevelItem(0, pip_root);
-    for (auto pip : ctx->getPips()) {
-        auto name = ctx->getPipName(pip);
-        pip_items.append(new PipTreeItem(name, ElementType::PIP, QString(name.c_str(ctx))));
-    }
-    pip_root->addChildren(pip_items);
-
     // Add property view
     variantManager = new QtVariantPropertyManager();
     variantFactory = new QtVariantEditorFactory();
@@ -158,6 +125,54 @@ DesignWidget::~DesignWidget()
     delete propertyEditor;
 }
 
+void DesignWidget::newContext(Context *ctx)
+{
+    treeWidget->clear();
+    this->ctx = ctx;
+
+    // Add bels to tree
+    QTreeWidgetItem *bel_root = new QTreeWidgetItem(treeWidget);
+    bel_root->setText(0, QString("Bels"));
+    treeWidget->insertTopLevelItem(0, bel_root);
+    QList<QTreeWidgetItem *> bel_items;
+    if (ctx)
+    {
+        for (auto bel : ctx->getBels()) {
+            auto name = ctx->getBelName(bel);
+            bel_items.append(new BelTreeItem(name, ElementType::BEL, QString(name.c_str(ctx))));
+        }
+    }
+    bel_root->addChildren(bel_items);
+
+    // Add wires to tree
+    QTreeWidgetItem *wire_root = new QTreeWidgetItem(treeWidget);
+    QList<QTreeWidgetItem *> wire_items;
+    wire_root->setText(0, QString("Wires"));
+    treeWidget->insertTopLevelItem(0, wire_root);
+    if (ctx)
+    {
+        for (auto wire : ctx->getWires()) {
+            auto name = ctx->getWireName(wire);
+            wire_items.append(new WireTreeItem(name, ElementType::WIRE, QString(name.c_str(ctx))));
+        }
+    }
+    wire_root->addChildren(wire_items);
+
+    // Add pips to tree
+    QTreeWidgetItem *pip_root = new QTreeWidgetItem(treeWidget);
+    QList<QTreeWidgetItem *> pip_items;
+    pip_root->setText(0, QString("Pips"));
+    treeWidget->insertTopLevelItem(0, pip_root);
+    if (ctx)
+    {
+        for (auto pip : ctx->getPips()) {
+            auto name = ctx->getPipName(pip);
+            pip_items.append(new PipTreeItem(name, ElementType::PIP, QString(name.c_str(ctx))));
+        }
+    }
+    pip_root->addChildren(pip_items);
+}
+
 void DesignWidget::addProperty(QtVariantProperty *property, const QString &id)
 {
     propertyToId[property] = id;
-- 
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