Refactored InsightWindow class to inherit from QMainWindow, as opposed to a standard QObject

Replaced QWidget left panel with new PanelWidget instance
Also introduced a bottom panel (empty ATM)
Removed obsolete widgets
Added panel size adjustment on window resize

CMakeLists.txt

@@ -128,8 +128,6 @@ add_executable(Bloom
     src/Insight/UserInterfaces/InsightWindow/Widgets/SvgWidget.cpp
     src/Insight/UserInterfaces/InsightWindow/Widgets/SvgToolButton.hpp
     src/Insight/UserInterfaces/InsightWindow/Widgets/ClickableWidget.cpp
-    src/Insight/UserInterfaces/InsightWindow/Widgets/SlidingHandleWidget.cpp
-    src/Insight/UserInterfaces/InsightWindow/Widgets/ExpandingWidget.hpp
     src/Insight/UserInterfaces/InsightWindow/Widgets/ExpandingHeightScrollAreaWidget.hpp
 
     # Insight worker tasks

src/Insight/Insight.hpp

@@ -41,7 +41,7 @@ namespace Bloom
 
         QApplication application;
         InsightWorker* insightWorker = new InsightWorker(this->eventManager);
-        InsightWindow* mainWindow = new InsightWindow(this->application, *(this->insightWorker));
+        InsightWindow* mainWindow = new InsightWindow(*(this->insightWorker));
 
         TargetControllerConsole targetControllerConsole = TargetControllerConsole(
             this->eventManager,

src/Insight/UserInterfaces/InsightWindow/InsightWindow.cpp

@@ -5,7 +5,6 @@
 #include <utility>
 
 #include "UiLoader.hpp"
-#include "Widgets/SlidingHandleWidget.hpp"
 #include "Widgets/RotatableLabel.hpp"
 
 #include "Widgets/TargetWidgets/DIP/DualInlinePackageWidget.hpp"
@@ -29,10 +28,11 @@ using Bloom::Targets::TargetVariant;
 using Bloom::Targets::TargetPackage;
 using Bloom::Targets::TargetPinDescriptor;
 
-InsightWindow::InsightWindow(
+InsightWindow::InsightWindow(InsightWorker& insightWorker): QMainWindow(nullptr), insightWorker(insightWorker) {
-    QApplication& application,
+    this->setObjectName("main-window");
-    InsightWorker& insightWorker
+    this->setWindowTitle("Bloom Insight");
-): QObject(&application), insightWorker(insightWorker) {
+    this->setMinimumSize(1000, 500);
+
     auto mainWindowUiFile = QFile(
         QString::fromStdString(Paths::compiledResourcesPath()
             + "/src/Insight/UserInterfaces/InsightWindow/UiFiles/InsightWindow.ui"
@@ -53,8 +53,8 @@ InsightWindow::InsightWindow(
     }
 
     auto uiLoader = UiLoader(this);
-    this->mainWindowWidget = uiLoader.load(&mainWindowUiFile);
+    this->windowContainer = uiLoader.load(&mainWindowUiFile, this);
-    this->mainWindowWidget->setStyleSheet(mainWindowStylesheet.readAll());
+    this->windowContainer->setStyleSheet(mainWindowStylesheet.readAll());
 
     mainWindowUiFile.close();
     mainWindowStylesheet.close();
@@ -64,11 +64,15 @@ InsightWindow::InsightWindow(
             + "/src/Insight/UserInterfaces/InsightWindow/Images/BloomIcon.svg"
         )
     ));
-    this->ioContainerWidget = this->mainWindowWidget->findChild<InsightTargetWidgets::TargetPackageWidgetContainer*>(
+
+    this->layoutContainer = this->windowContainer->findChild<QWidget*>("layout-container");
+    this->mainMenuBar = this->windowContainer->findChild<QMenuBar*>("menu-bar");
+    this->layoutContainer->layout()->setMenuBar(this->mainMenuBar);
+    this->container = this->layoutContainer->findChild<QWidget*>("container");
+    this->ioContainerWidget = this->windowContainer->findChild<InsightTargetWidgets::TargetPackageWidgetContainer*>(
         "io-container"
     );
-    this->ioUnavailableWidget = this->mainWindowWidget->findChild<QLabel*>("io-inspection-unavailable");
+    this->ioUnavailableWidget = this->windowContainer->findChild<QLabel*>("io-inspection-unavailable");
-    this->mainMenuBar = this->mainWindowWidget->findChild<QMenuBar*>("menu-bar");
 
     auto fileMenu = this->mainMenuBar->findChild<QMenu*>("file-menu");
     auto helpMenu = this->mainMenuBar->findChild<QMenu*>("help-menu");
@@ -82,7 +86,7 @@ InsightWindow::InsightWindow(
     connect(openGettingStartedUrlAction, &QAction::triggered, this, &InsightWindow::openGettingStartedUrl);
     connect(openAboutWindowAction, &QAction::triggered, this, &InsightWindow::openAboutWindow);
 
-    this->header = this->mainWindowWidget->findChild<QWidget*>("header");
+    this->header = this->windowContainer->findChild<QWidget*>("header");
     this->refreshIoInspectionButton = this->header->findChild<QToolButton*>("refresh-io-inspection-btn");
 
     connect(this->refreshIoInspectionButton, &QToolButton::clicked, this, [this] {
@@ -110,13 +114,10 @@ InsightWindow::InsightWindow(
         }
     });
 
-    this->leftPanel = this->mainWindowWidget->findChild<QWidget*>("left-panel");
+    this->leftMenuBar = this->container->findChild<QWidget*>("left-side-menu-bar");
-    this->leftPanelLayoutContainer = this->leftPanel->findChild<QWidget*>("left-panel-layout-container");
+    this->leftPanel = this->container->findChild<PanelWidget*>("left-panel");
 
-    auto leftPanelSlider = this->mainWindowWidget->findChild<SlidingHandleWidget*>("left-panel-slider");
+    this->targetRegistersButton = this->container->findChild<QToolButton*>("target-registers-btn");
-    connect(leftPanelSlider, &SlidingHandleWidget::horizontalSlide, this, &InsightWindow::onLeftPanelHandleSlide);
-
-    this->targetRegistersButton = this->mainWindowWidget->findChild<QToolButton*>("target-registers-btn");
     auto targetRegisterButtonLayout = this->targetRegistersButton->findChild<QVBoxLayout*>();
     auto registersBtnLabel = new RotatableLabel(270, "Registers", this->targetRegistersButton);
     registersBtnLabel->setObjectName("target-registers-btn-label");
@@ -125,9 +126,16 @@ InsightWindow::InsightWindow(
 
     connect(this->targetRegistersButton, &QToolButton::clicked, this, &InsightWindow::toggleTargetRegistersPane);
 
-    this->footer = this->mainWindowWidget->findChild<QWidget*>("footer");
+    this->bottomMenuBar = this->container->findChild<QWidget*>("bottom-menu-bar");
+    this->bottomPanel = this->container->findChild<PanelWidget*>("bottom-panel");
+
+    this->footer = this->windowContainer->findChild<QWidget*>("footer");
     this->targetStatusLabel = this->footer->findChild<QLabel*>("target-state");
     this->programCounterValueLabel = this->footer->findChild<QLabel*>("target-program-counter-value");
+
+    const auto windowSize = this->size();
+    this->windowContainer->setFixedSize(windowSize);
+    this->layoutContainer->setFixedSize(windowSize);
 }
 
 void InsightWindow::init(TargetDescriptor targetDescriptor) {
@@ -135,171 +143,13 @@ void InsightWindow::init(TargetDescriptor targetDescriptor) {
     this->activate();
 }
 
-void InsightWindow::activate() {
+void InsightWindow::toggleUi(bool disable) {
-    auto targetNameLabel = this->footer->findChild<QLabel*>("target-name");
+    this->uiDisabled = disable;
-    auto targetIdLabel = this->footer->findChild<QLabel*>("target-id");
-    targetNameLabel->setText(QString::fromStdString(this->targetDescriptor.name));
-    targetIdLabel->setText("0x" + QString::fromStdString(this->targetDescriptor.id).remove("0x").toUpper());
-    this->variantMenu = this->footer->findChild<QMenu*>("target-variant-menu");
 
-    this->ioUnavailableWidget->hide();
+    if (this->refreshIoInspectionButton != nullptr) {
-
+        this->refreshIoInspectionButton->setDisabled(disable);
-    std::optional<QString> previouslySelectedVariantName;
+        this->refreshIoInspectionButton->repaint();
-    if (this->selectedVariant != nullptr) {
-        previouslySelectedVariantName = QString::fromStdString(this->selectedVariant->name).toLower();
-        this->selectedVariant = nullptr;
     }
-
-    this->supportedVariantsByName.clear();
-
-    /*
-     * We don't want to present the user with duplicate target variants.
-     *
-     * In the context of Insight, a variant that doesn't differ in package type or pinout configuration is
-     * considered a duplicate.
-     */
-    auto processedVariants = std::vector<TargetVariant>();
-    auto isDuplicateVariant = [&processedVariants](const TargetVariant& variantA) {
-        return std::ranges::any_of(
-            processedVariants.begin(),
-            processedVariants.end(),
-            [&variantA, &processedVariants](const TargetVariant& variantB) {
-                if (variantA.package != variantB.package) {
-                    return false;
-                }
-
-                if (variantA.pinDescriptorsByNumber.size() != variantB.pinDescriptorsByNumber.size()) {
-                    return false;
-                }
-
-                if (variantA.pinDescriptorsByNumber != variantB.pinDescriptorsByNumber) {
-                    return false;
-                }
-
-                return true;
-            }
-        );
-    };
-
-    for (const auto& targetVariant: this->targetDescriptor.variants) {
-        if (isDuplicateVariant(targetVariant)) {
-            continue;
-        }
-
-        auto variantAction = new QAction(this->variantMenu);
-        variantAction->setText(
-            QString::fromStdString(targetVariant.name + " (" + targetVariant.packageName + ")")
-        );
-
-        if (InsightWindow::isVariantSupported(targetVariant)) {
-            auto supportedVariantPtr = &(this->supportedVariantsByName.insert(
-                std::pair(QString::fromStdString(targetVariant.name).toLower(), targetVariant)
-            ).first->second);
-
-            connect(
-                variantAction,
-                &QAction::triggered,
-                this,
-                [this, supportedVariantPtr] {
-                    this->selectVariant(supportedVariantPtr);
-                }
-            );
-
-        } else {
-            variantAction->setEnabled(false);
-            variantAction->setText(variantAction->text() + " (unsupported)");
-        }
-
-        this->variantMenu->addAction(variantAction);
-        processedVariants.push_back(targetVariant);
-    }
-
-    this->variantMenu->setEnabled(true);
-
-    Logger::debug("Number of target variants supported by Insight: " + std::to_string(supportedVariantsByName.size()));
-
-    if (!this->supportedVariantsByName.empty()) {
-        if (previouslySelectedVariantName.has_value()
-            && this->supportedVariantsByName.contains(previouslySelectedVariantName.value())
-        ) {
-            this->selectVariant(&(this->supportedVariantsByName.at(previouslySelectedVariantName.value())));
-
-        } else if (this->targetConfig.variantName.has_value()) {
-            auto selectedVariantName = QString::fromStdString(this->targetConfig.variantName.value());
-            if (this->supportedVariantsByName.contains(selectedVariantName)) {
-                // The user has specified a valid variant name in their config file, so use that as the default
-                this->selectVariant(&(this->supportedVariantsByName.at(selectedVariantName)));
-
-            } else {
-                Logger::error("Invalid target variant name \"" + this->targetConfig.variantName.value()
-                    + "\" - no such variant with the given name was found.");
-            }
-        }
-
-        if (this->selectedVariant == nullptr) {
-            /*
-             * Given that we haven't been able to select a variant at this point, we will just fallback to the first
-             * one that is available.
-             */
-            this->selectVariant(&(this->supportedVariantsByName.begin()->second));
-        }
-
-    } else {
-        if (this->targetDescriptor.variants.empty()) {
-            this->variantMenu->parentWidget()->hide();
-        }
-
-        this->ioUnavailableWidget->setText(
-            "GPIO inspection is not available for this target. "
-            "Please report this to Bloom developers by clicking Help -> Report An Issue"
-        );
-        this->ioUnavailableWidget->show();
-    }
-
-    auto leftPanelLayout = this->leftPanelLayoutContainer->findChild<QVBoxLayout*>("left-panel-layout");
-    this->targetRegistersSidePane = new TargetRegistersPaneWidget(
-        this->targetDescriptor,
-        insightWorker,
-        this->leftPanelLayoutContainer
-    );
-    leftPanelLayout->addWidget(this->targetRegistersSidePane);
-    this->targetRegistersButton->setChecked(false);
-    this->targetRegistersButton->setDisabled(false);
-
-
-    this->toggleUi(this->targetState != TargetState::STOPPED);
-    this->activated = true;
-}
-
-void InsightWindow::deactivate() {
-    if (this->targetPackageWidget != nullptr) {
-        this->targetPackageWidget->hide();
-        this->targetPackageWidget->deleteLater();
-        this->targetPackageWidget = nullptr;
-    }
-
-    if (this->targetRegistersSidePane != nullptr) {
-        this->targetRegistersSidePane->deactivate();
-        this->targetRegistersSidePane->deleteLater();
-        this->leftPanel->setVisible(false);
-        this->targetRegistersButton->setChecked(false);
-        this->targetRegistersButton->setDisabled(true);
-    }
-
-    this->ioUnavailableWidget->setText(
-        "Insight deactivated - Bloom has been disconnected from the target.\n\n"
-        "Bloom will attempt to reconnect upon the start of a new debug session."
-    );
-    this->ioUnavailableWidget->show();
-
-    this->targetStatusLabel->setText("Unknown");
-    this->programCounterValueLabel->setText("-");
-
-    this->variantMenu->clear();
-    this->variantMenu->setEnabled(false);
-
-    this->toggleUi(true);
-    this->activated = false;
 }
 
 bool InsightWindow::isVariantSupported(const TargetVariant& variant) {
@@ -383,41 +233,219 @@ void InsightWindow::selectVariant(const TargetVariant* variant) {
             });
         }
 
-        this->mainWindowWidget->setMinimumSize(
+        this->setMinimumSize(
-            this->targetPackageWidget->width() + 500,
+            this->targetPackageWidget->width() + 700,
-            this->targetPackageWidget->height() + 150
+            this->targetPackageWidget->height() + 450
         );
 
-        this->ioContainerWidget->resize(this->ioContainerWidget->size());
+        Logger::error("ressss");
-
+        this->adjustSize();
         this->targetPackageWidget->show();
+
     }
 }
 
-void InsightWindow::show() {
+void InsightWindow::activate() {
-    this->mainWindowWidget->activateWindow();
+    auto targetNameLabel = this->footer->findChild<QLabel*>("target-name");
-    this->mainWindowWidget->show();
+    auto targetIdLabel = this->footer->findChild<QLabel*>("target-id");
-}
+    targetNameLabel->setText(QString::fromStdString(this->targetDescriptor.name));
+    targetIdLabel->setText("0x" + QString::fromStdString(this->targetDescriptor.id).remove("0x").toUpper());
+    this->variantMenu = this->footer->findChild<QMenu*>("target-variant-menu");
 
-void InsightWindow::close() {
+    this->ioUnavailableWidget->hide();
-    if (this->mainWindowWidget != nullptr) {
+
-        this->mainWindowWidget->close();
+    std::optional<QString> previouslySelectedVariantName;
+    if (this->selectedVariant != nullptr) {
+        previouslySelectedVariantName = QString::fromStdString(this->selectedVariant->name).toLower();
+        this->selectedVariant = nullptr;
     }
-}
 
-void InsightWindow::toggleUi(bool disable) {
+    this->supportedVariantsByName.clear();
-    this->uiDisabled = disable;
 
-    if (this->refreshIoInspectionButton != nullptr) {
+    /*
-        this->refreshIoInspectionButton->setDisabled(disable);
+     * We don't want to present the user with duplicate target variants.
-        this->refreshIoInspectionButton->repaint();
+     *
+     * In the context of Insight, a variant that doesn't differ in package type or pinout configuration is
+     * considered a duplicate.
+     */
+    auto processedVariants = std::vector<TargetVariant>();
+    auto isDuplicateVariant = [&processedVariants](const TargetVariant& variantA) {
+        return std::ranges::any_of(
+            processedVariants.begin(),
+            processedVariants.end(),
+            [&variantA, &processedVariants](const TargetVariant& variantB) {
+                if (variantA.package != variantB.package) {
+                    return false;
+                }
+
+                if (variantA.pinDescriptorsByNumber.size() != variantB.pinDescriptorsByNumber.size()) {
+                    return false;
+                }
+
+                if (variantA.pinDescriptorsByNumber != variantB.pinDescriptorsByNumber) {
+                    return false;
+                }
+
+                return true;
+            }
+        );
+    };
+
+    for (const auto& targetVariant: this->targetDescriptor.variants) {
+        if (isDuplicateVariant(targetVariant)) {
+            continue;
+        }
+
+        auto variantAction = new QAction(this->variantMenu);
+        variantAction->setText(
+            QString::fromStdString(targetVariant.name + " (" + targetVariant.packageName + ")")
+        );
+
+        if (InsightWindow::isVariantSupported(targetVariant)) {
+            auto supportedVariantPtr = &(this->supportedVariantsByName.insert(
+                std::pair(QString::fromStdString(targetVariant.name).toLower(), targetVariant)
+            ).first->second);
+
+            connect(
+                variantAction,
+                &QAction::triggered,
+                this,
+                [this, supportedVariantPtr] {
+                    this->selectVariant(supportedVariantPtr);
+                }
+            );
+
+        } else {
+            variantAction->setEnabled(false);
+            variantAction->setText(variantAction->text() + " (unsupported)");
+        }
+
+        this->variantMenu->addAction(variantAction);
+        processedVariants.push_back(targetVariant);
     }
+
+    this->variantMenu->setEnabled(true);
+
+    Logger::debug("Number of target variants supported by Insight: "
+        + std::to_string(supportedVariantsByName.size()));
+
+    if (!this->supportedVariantsByName.empty()) {
+        if (previouslySelectedVariantName.has_value()
+            && this->supportedVariantsByName.contains(previouslySelectedVariantName.value())
+            ) {
+            this->selectVariant(&(this->supportedVariantsByName.at(previouslySelectedVariantName.value())));
+
+        } else if (this->targetConfig.variantName.has_value()) {
+            auto selectedVariantName = QString::fromStdString(this->targetConfig.variantName.value());
+            if (this->supportedVariantsByName.contains(selectedVariantName)) {
+                // The user has specified a valid variant name in their config file, so use that as the default
+                this->selectVariant(&(this->supportedVariantsByName.at(selectedVariantName)));
+
+            } else {
+                Logger::error("Invalid target variant name \"" + this->targetConfig.variantName.value()
+                    + "\" - no such variant with the given name was found.");
+            }
+        }
+
+        if (this->selectedVariant == nullptr) {
+            /*
+             * Given that we haven't been able to select a variant at this point, we will just fallback to the first
+             * one that is available.
+             */
+            this->selectVariant(&(this->supportedVariantsByName.begin()->second));
+        }
+
+    } else {
+        if (this->targetDescriptor.variants.empty()) {
+            this->variantMenu->parentWidget()->hide();
+        }
+
+        this->ioUnavailableWidget->setText(
+            "GPIO inspection is not available for this target. "
+            "Please report this to Bloom developers by clicking Help -> Report An Issue"
+        );
+        this->ioUnavailableWidget->show();
+    }
+
+    auto leftPanelLayout = this->leftPanel->layout();
+    this->targetRegistersSidePane = new TargetRegistersPaneWidget(
+        this->targetDescriptor,
+        insightWorker,
+        this->leftPanel
+    );
+    leftPanelLayout->addWidget(this->targetRegistersSidePane);
+    this->targetRegistersButton->setChecked(false);
+    this->targetRegistersButton->setDisabled(false);
+
+    this->toggleUi(this->targetState != TargetState::STOPPED);
+    this->activated = true;
 }
 
-void InsightWindow::onLeftPanelHandleSlide(int horizontalPosition) {
+void InsightWindow::deactivate() {
-    auto width = std::max(this->leftPanelMinWidth, this->leftPanel->width() + horizontalPosition);
+    if (this->targetPackageWidget != nullptr) {
-    this->leftPanel->setMaximumWidth(width);
+        this->targetPackageWidget->hide();
-    this->leftPanel->setFixedWidth(width);
+        this->targetPackageWidget->deleteLater();
+        this->targetPackageWidget = nullptr;
+    }
+
+    if (this->targetRegistersSidePane != nullptr) {
+        this->targetRegistersSidePane->deactivate();
+        this->targetRegistersSidePane->deleteLater();
+        this->leftPanel->setVisible(false);
+        this->targetRegistersButton->setChecked(false);
+        this->targetRegistersButton->setDisabled(true);
+    }
+
+    this->ioUnavailableWidget->setText(
+        "Insight deactivated - Bloom has been disconnected from the target.\n\n"
+        "Bloom will attempt to reconnect upon the start of a new debug session."
+    );
+    this->ioUnavailableWidget->show();
+
+    this->targetStatusLabel->setText("Unknown");
+    this->programCounterValueLabel->setText("-");
+
+    this->variantMenu->clear();
+    this->variantMenu->setEnabled(false);
+
+    this->toggleUi(true);
+    this->activated = false;
+}
+
+void InsightWindow::adjustPanels() {
+    const auto targetPackageWidgetSize = (this->targetPackageWidget != nullptr)
+        ? this->targetPackageWidget->size() : QSize();
+    const auto containerSize = this->container->size();
+
+    /*
+     * The purpose of the -20 is to ensure there is some padding between the panel borders and the
+     * target package widget. Looks nicer with the padding.
+     */
+    this->leftPanel->setMaximumResize(
+        std::max(
+            this->leftPanel->getMinimumResize(),
+            containerSize.width() - targetPackageWidgetSize.width() - this->leftMenuBar->width() - 20
+        )
+    );
+    this->bottomPanel->setMaximumResize(
+        std::max(
+            this->bottomPanel->getMinimumResize(),
+            containerSize.height() - targetPackageWidgetSize.height() - this->bottomMenuBar->height() - 20
+        )
+    );
+}
+
+void InsightWindow::resizeEvent(QResizeEvent* event) {
+    const auto windowSize = this->size();
+
+    this->windowContainer->setFixedSize(windowSize);
+    this->layoutContainer->setFixedSize(windowSize);
+
+    this->adjustPanels();
+}
+
+void InsightWindow::showEvent(QShowEvent* event) {
+    this->adjustPanels();
 }
 
 void InsightWindow::onTargetControllerSuspended() {
@@ -464,7 +492,7 @@ void InsightWindow::openGettingStartedUrl() {
 
 void InsightWindow::openAboutWindow() {
     if (this->aboutWindowWidget == nullptr) {
-        this->aboutWindowWidget = new AboutWindow(this->mainWindowWidget);
+        this->aboutWindowWidget = new AboutWindow(this->windowContainer);
     }
 
     this->aboutWindowWidget->show();

src/Insight/UserInterfaces/InsightWindow/InsightWindow.hpp

@@ -13,6 +13,8 @@
 #include "src/Targets/TargetDescriptor.hpp"
 #include "src/Targets/TargetVariant.hpp"
 
+#include "Widgets/PanelWidget.hpp"
+
 #include "Widgets/TargetWidgets/TargetPackageWidgetContainer.hpp"
 #include "Widgets/TargetWidgets/TargetPackageWidget.hpp"
 #include "Widgets/TargetRegistersPane/TargetRegistersPaneWidget.hpp"
@@ -20,7 +22,7 @@
 
 namespace Bloom
 {
-    class InsightWindow: public QObject
+    class InsightWindow: public QMainWindow
     {
     Q_OBJECT
     private:
@@ -35,24 +37,28 @@ namespace Bloom
         Targets::TargetDescriptor targetDescriptor;
         Targets::TargetState targetState = Targets::TargetState::UNKNOWN;
 
-        QWidget* mainWindowWidget = nullptr;
+        QWidget* windowContainer = nullptr;
-        AboutWindow* aboutWindowWidget = nullptr;
         QMenuBar* mainMenuBar = nullptr;
+        QWidget* layoutContainer = nullptr;
+        QWidget* container = nullptr;
         QMenu* variantMenu = nullptr;
+        AboutWindow* aboutWindowWidget = nullptr;
 
         QWidget* header = nullptr;
         QToolButton* refreshIoInspectionButton = nullptr;
 
-        QWidget* leftPanel = nullptr;
+        QWidget* leftMenuBar = nullptr;
-        int leftPanelMinWidth = 300;
+        Widgets::PanelWidget* leftPanel = nullptr;
-        QWidget* leftPanelLayoutContainer = nullptr;
         Widgets::TargetRegistersPaneWidget* targetRegistersSidePane = nullptr;
         QToolButton* targetRegistersButton = nullptr;
-
         Widgets::InsightTargetWidgets::TargetPackageWidgetContainer* ioContainerWidget = nullptr;
+
         QLabel* ioUnavailableWidget = nullptr;
         Widgets::InsightTargetWidgets::TargetPackageWidget* targetPackageWidget = nullptr;
 
+        QWidget* bottomMenuBar = nullptr;
+        Widgets::PanelWidget* bottomPanel = nullptr;
+
         QWidget* footer = nullptr;
         QLabel* targetStatusLabel = nullptr;
         QLabel* programCounterValueLabel = nullptr;
@@ -69,8 +75,14 @@ namespace Bloom
         void activate();
         void deactivate();
 
+        void adjustPanels();
+
+    protected:
+        void resizeEvent(QResizeEvent* event) override;
+        void showEvent(QShowEvent* event) override;
+
     public:
-        InsightWindow(QApplication& application, InsightWorker& insightWorker);
+        InsightWindow(InsightWorker& insightWorker);
 
         void setEnvironmentConfig(const EnvironmentConfig& environmentConfig) {
             this->environmentConfig = environmentConfig;
@@ -83,15 +95,11 @@ namespace Bloom
 
         void init(Targets::TargetDescriptor targetDescriptor);
 
-        void show();
-
     public slots:
-        void onLeftPanelHandleSlide(int horizontalPosition);
         void onTargetControllerSuspended();
         void onTargetControllerResumed(const Bloom::Targets::TargetDescriptor& targetDescriptor);
         void onTargetStateUpdate(Targets::TargetState newState);
         void onTargetProgramCounterUpdate(quint32 programCounter);
-        void close();
         void openReportIssuesUrl();
         void openGettingStartedUrl();
         void openAboutWindow();

src/Insight/UserInterfaces/InsightWindow/Stylesheets/InsightWindow.qss

@@ -4,7 +4,7 @@
     font-size: 14px;
 }
 
-QMainWindow {
+#main-window #window-container {
     background-color: #373835;
 }
 
@@ -112,15 +112,11 @@ QToolTip {
     font-size: 13px;
 }
 
-
 #footer {
-    position: relative;
     background-color: transparent;
     padding: 0 3px 0 30px;
     max-height: 25px;
-    width: auto;
     border-top: 1px solid #41423f;
-
 }
 
 #footer QLabel,
@@ -165,10 +161,6 @@ QToolTip {
     min-height: 25px;
 }
 
-#footer QLayoutItem {
-    max-width: 100px;
-}
-
 #target-variant-menu::item {
     padding: 4px 10px 4px 10px;
 }
@@ -180,8 +172,8 @@ QToolTip {
 
 QScrollBar:vertical {
     background-color: transparent;
-    width: 15px;
+    width: 12px;
-    margin: 1px 1px 1px 5px;
+    margin: 1px;
 }
 
 QScrollBar:handle:vertical {
@@ -221,8 +213,13 @@ QScrollBar::sub-line:vertical {
     border: none;
 }
 
-#left-panel-layout-container {
+#left-panel {
     border-right: 1px solid #2F2F2D;
+    background-color: transparent;
+}
+
+#left-panel-slider {
+    background-color: transparent;
 }
 
 /* Target Registers Pane */
@@ -292,3 +289,36 @@ QScrollBar::sub-line:vertical {
 #target-registers-side-pane #register-item[selected=true] #value[changed=true] {
     color: #8a8a8d;
 }
+
+/* Bottom menu bar & panels */
+#bottom-menu-bar {
+    background-color: transparent;
+    max-height: 22px;
+    border-top: 1px solid #2F2F2D;
+}
+
+#bottom-menu-bar #ram-inspection-btn {
+    position: relative;
+    border: none;
+    min-width: 90px;
+    min-height: 22px;
+}
+
+#bottom-menu-bar #ram-inspection-btn #ram-inspection-btn-icon {
+    margin-left: 9px;
+}
+
+#bottom-menu-bar #ram-inspection-btn #ram-inspection-btn-label {
+    margin-left: 2px;
+}
+
+#bottom-menu-bar QToolButton:hover,
+#bottom-menu-bar QToolButton:checked {
+    background-color: #2F2F2D;
+    border: none;
+}
+
+#bottom-panel {
+    border-top: 1px solid #2F2F2D;
+    background-color: transparent;
+}

src/Insight/UserInterfaces/InsightWindow/UiFiles/InsightWindow.ui

@@ -1,15 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
-    <widget class="QMainWindow" name="main-window">
+    <widget class="QWidget" name="window-container">
-        <property name="minimumHeight"><number>500</number></property>
-        <property name="minimumWidth"><number>1000</number></property>
-        <property name="windowTitle"><string>Bloom Insight</string></property>
-        <property name="maximized"><bool>false</bool></property>
-
         <widget class="QMenuBar" name="menu-bar">
             <property name="nativeMenuBar">
                 <bool>false</bool>
             </property>
+            <property name="minimumHeight"><number>25</number></property>
+            <property name="maximumHeight"><number>25</number></property>
+            <property name="sizePolicy">
+                <sizepolicy hsizetype="Fixed" vsizetype="Fixed"/>
+            </property>
 
             <widget class="QMenu" name="file-menu">
                 <property name="title"><string>File</string></property>
@@ -48,7 +48,7 @@
             <addaction name="help-menu"/>
         </widget>
 
-        <widget class="QWidget">
+        <widget class="QWidget" name="layout-container">
             <layout class="QVBoxLayout">
                 <property name="spacing">
                     <number>0</number>
@@ -67,15 +67,15 @@
                                     <number>0</number>
                                 </property>
                                 <item>
-                                    <spacer name="header-tool-bar-padding-spacer">
+                                    <spacer name="horizontal-spacer">
-                                        <property name="orientation">
-                                            <enum>Qt::Horizontal</enum>
-                                        </property>
                                         <property name="sizeHint">
                                             <size>
                                                 <width>3</width>
                                             </size>
                                         </property>
+                                        <property name="sizeType">
+                                            <enum>QSizePolicy::Fixed</enum>
+                                        </property>
                                     </spacer>
                                 </item>
                                 <item>
@@ -104,7 +104,7 @@
                 </item>
                 <item>
                     <widget class="QWidget" name="container">
-                        <layout class="QHBoxLayout">
+                        <layout class="QVBoxLayout">
                             <property name="spacing">
                                 <number>0</number>
                             </property>
@@ -112,43 +112,192 @@
                                 <number>0</number>
                             </property>
                             <item>
-                                <widget class="QWidget" name="left-side-menu-bar">
+                                <layout class="QHBoxLayout">
-                                    <property name="layoutDirection">
+                                    <property name="spacing">
-                                        <enum>Qt::LeftToRight</enum>
+                                        <number>0</number>
                                     </property>
-                                    <layout class="QVBoxLayout">
+                                    <property name="margin">
+                                        <number>0</number>
+                                    </property>
+                                    <item>
+                                        <widget class="QWidget" name="left-side-menu-bar">
+                                            <property name="layoutDirection">
+                                                <enum>Qt::LeftToRight</enum>
+                                            </property>
+                                            <layout class="QVBoxLayout">
+                                                <property name="spacing">
+                                                    <number>0</number>
+                                                </property>
+                                                <property name="margin">
+                                                    <number>0</number>
+                                                </property>
+
+                                                <item alignment="Qt::AlignTop">
+                                                    <widget class="QToolButton" name="target-registers-btn">
+                                                        <property name="toolTip">
+                                                            <string>Target Registers</string>
+                                                        </property>
+                                                        <property name="checkable">
+                                                            <bool>true</bool>
+                                                        </property>
+                                                        <property name="disabled">
+                                                            <bool>true</bool>
+                                                        </property>
+                                                        <layout class="QVBoxLayout">
+                                                            <property name="spacing">
+                                                                <number>0</number>
+                                                            </property>
+                                                            <property name="margin">
+                                                                <number>0</number>
+                                                            </property>
+                                                            <item alignment="Qt::AlignTop">
+                                                                <widget class="SvgWidget" name="target-registers-icon">
+                                                                    <property name="containerHeight">
+                                                                        <number>15</number>
+                                                                    </property>
+                                                                    <property name="containerWidth">
+                                                                        <number>22</number>
+                                                                    </property>
+                                                                    <property name="svgFilePath">
+                                                                        <string>:/compiled/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/Images/target-registers.svg</string>
+                                                                    </property>
+                                                                    <property name="disabledSvgFilePath">
+                                                                        <string>:/compiled/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/Images/target-registers-disabled.svg</string>
+                                                                    </property>
+                                                                </widget>
+                                                            </item>
+                                                            <item alignment="Qt::AlignTop">
+                                                                <spacer name="vSpacer">
+                                                                    <property name="orientation">
+                                                                        <enum>Qt::Vertical</enum>
+                                                                    </property>
+                                                                </spacer>
+                                                            </item>
+                                                        </layout>
+                                                    </widget>
+                                                </item>
+                                            </layout>
+                                        </widget>
+                                    </item>
+                                    <item>
+                                        <widget class="PanelWidget" name="left-panel">
+                                            <property name="visible">
+                                                <bool>false</bool>
+                                            </property>
+                                            <property name="maximumWidth">
+                                                <number>300</number>
+                                            </property>
+                                            <property name="minimumResize">
+                                                <number>300</number>
+                                            </property>
+                                            <property name="handleSize">
+                                                <number>6</number>
+                                            </property>
+                                            <layout class="QVBoxLayout" name="left-panel-layout">
+                                                <property name="spacing">
+                                                    <number>0</number>
+                                                </property>
+                                                <property name="margin">
+                                                    <number>0</number>
+                                                </property>
+                                            </layout>
+                                        </widget>
+                                    </item>
+                                    <item>
+                                        <widget class="TargetPackageWidgetContainer" name="io-container">
+                                            <property name="sizePolicy">
+                                                <sizepolicy hsizetype="Ignored" vsizetype="Ignored"/>
+                                            </property>
+                                            <layout class="QHBoxLayout">
+                                                <item alignment="Qt::AlignHCenter">
+                                                    <widget class="QLabel" name="io-inspection-unavailable">
+                                                        <property name="visible"><bool>false</bool></property>
+                                                        <property name="alignment">
+                                                            <enum>Qt::AlignCenter</enum>
+                                                        </property>
+                                                        <property name="text">
+                                                            <string>-</string>
+                                                        </property>
+                                                    </widget>
+                                                </item>
+                                            </layout>
+                                        </widget>
+                                    </item>
+                                </layout>
+                            </item>
+                            <item>
+                                <widget class="PanelWidget" name="bottom-panel">
+                                    <property name="visible">
+                                        <bool>true</bool>
+                                    </property>
+                                    <property name="panelType">
+                                        <enum>PanelWidgetType::BOTTOM</enum>
+                                    </property>
+                                    <property name="maximumHeight">
+                                        <number>200</number>
+                                    </property>
+                                    <property name="minimumResize">
+                                        <number>200</number>
+                                    </property>
+                                    <property name="handleSize">
+                                        <number>6</number>
+                                    </property>
+                                    <layout class="QHBoxLayout" name="bottom-panel-layout">
                                         <property name="spacing">
                                             <number>0</number>
                                         </property>
                                         <property name="margin">
                                             <number>0</number>
                                         </property>
-
+                                    </layout>
-                                        <item alignment="Qt::AlignTop">
+                                </widget>
-                                            <widget class="QToolButton" name="target-registers-btn">
+                            </item>
+                            <item>
+                                <widget class="QWidget" name="bottom-menu-bar">
+                                    <layout class="QHBoxLayout">
+                                        <property name="spacing">
+                                            <number>1</number>
+                                        </property>
+                                        <property name="margin">
+                                            <number>0</number>
+                                        </property>
+                                        <item>
+                                            <spacer name="horizontal-spacer">
+                                                <property name="sizeHint">
+                                                    <size>
+                                                        <width>22</width>
+                                                    </size>
+                                                </property>
+                                                <property name="sizeType">
+                                                    <enum>QSizePolicy::Fixed</enum>
+                                                </property>
+                                            </spacer>
+                                        </item>
+                                        <item>
+                                            <widget class="QToolButton" name="ram-inspection-btn">
                                                 <property name="toolTip">
-                                                    <string>Target Registers</string>
+                                                    <string>Inspect RAM</string>
                                                 </property>
                                                 <property name="checkable">
                                                     <bool>true</bool>
                                                 </property>
                                                 <property name="disabled">
-                                                    <bool>true</bool>
+                                                    <bool>false</bool>
                                                 </property>
-                                                <layout class="QVBoxLayout">
+                                                <layout class="QHBoxLayout">
                                                     <property name="spacing">
                                                         <number>0</number>
                                                     </property>
                                                     <property name="margin">
                                                         <number>0</number>
                                                     </property>
-                                                    <item alignment="Qt::AlignTop">
+                                                    <item alignment="Qt::AlignLeft">
-                                                        <widget class="SvgWidget" name="target-registers-icon">
+                                                        <widget class="SvgWidget" name="ram-inspection-btn-icon">
                                                             <property name="containerHeight">
-                                                                <number>15</number>
+                                                                <number>22</number>
                                                             </property>
                                                             <property name="containerWidth">
-                                                                <number>22</number>
+                                                                <number>15</number>
                                                             </property>
                                                             <property name="svgFilePath">
                                                                 <string>:/compiled/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/Images/target-registers.svg</string>
@@ -158,69 +307,29 @@
                                                             </property>
                                                         </widget>
                                                     </item>
-                                                    <item alignment="Qt::AlignTop">
+                                                    <item alignment="Qt::AlignLeft">
-                                                        <spacer name="vSpacer">
+                                                        <widget class="QLabel" name="ram-inspection-btn-label">
+                                                            <property name="text">
+                                                                <string>Memory</string>
+                                                            </property>
+                                                        </widget>
+                                                    </item>
+                                                    <item alignment="Qt::AlignLeft">
+                                                        <spacer name="horizontal-spacer">
                                                             <property name="orientation">
-                                                                <enum>Qt::Vertical</enum>
+                                                                <enum>Qt::Horizontal</enum>
                                                             </property>
                                                         </spacer>
                                                     </item>
                                                 </layout>
                                             </widget>
                                         </item>
-                                    </layout>
-                                </widget>
-                            </item>
-                            <item>
-                                <widget class="QWidget" name="left-panel">
-                                    <property name="visible">
-                                        <bool>false</bool>
-                                    </property>
-                                    <property name="maximumWidth">
-                                        <number>300</number>
-                                    </property>
-                                    <layout class="QHBoxLayout">
-                                        <property name="spacing">
-                                            <number>0</number>
-                                        </property>
-                                        <property name="margin">
-                                            <number>0</number>
-                                        </property>
                                         <item>
-                                            <widget class="QWidget" name="left-panel-layout-container">
+                                            <spacer name="horizontal-spacer">
-                                                <layout class="QVBoxLayout" name="left-panel-layout">
+                                                <property name="orientation">
-                                                    <property name="spacing">
+                                                    <enum>Qt::Horizontal</enum>
-                                                        <number>0</number>
-                                                    </property>
-                                                    <property name="margin">
-                                                        <number>0</number>
-                                                    </property>
-                                                </layout>
-                                            </widget>
-                                        </item>
-                                        <item>
-                                            <widget class="SlidingHandleWidget" name="left-panel-slider">
-                                                <property name="handleWidth">
-                                                    <number>6</number>
                                                 </property>
-                                            </widget>
+                                            </spacer>
-                                        </item>
-                                    </layout>
-                                </widget>
-                            </item>
-                            <item>
-                                <widget class="TargetPackageWidgetContainer" name="io-container">
-                                    <layout class="QHBoxLayout">
-                                        <item alignment="Qt::AlignHCenter">
-                                            <widget class="QLabel" name="io-inspection-unavailable">
-                                                <property name="visible"><bool>false</bool></property>
-                                                <property name="alignment">
-                                                    <enum>Qt::AlignCenter</enum>
-                                                </property>
-                                                <property name="text">
-                                                    <string>-</string>
-                                                </property>
-                                            </widget>
                                         </item>
                                     </layout>
                                 </widget>
@@ -230,18 +339,25 @@
                 </item>
                 <item>
                     <widget class="QWidget" name="footer">
-                        <layout class="QHBoxLayout" stretch="100,0,0">
+                        <layout class="QHBoxLayout">
                             <property name="spacing"><number>0</number></property>
                             <property name="margin"><number>0</number></property>
-                            <item alignment="Qt::AlignLeft">
+
+                            <item>
                                 <widget class="QLabel" name="target-state">
                                     <property name="toolTip">
                                         <string>Target State</string>
                                     </property>
                                 </widget>
                             </item>
-
+                            <item>
-                            <item alignment="Qt::AlignRight">
+                                <spacer name="horizontal-spacer">
+                                    <property name="orientation">
+                                        <enum>Qt::Horizontal</enum>
+                                    </property>
+                                </spacer>
+                            </item>
+                            <item>
                                 <widget class="QLabel" name="target-program-counter-value">
                                     <property name="text">
                                         <string>-</string>
@@ -251,24 +367,21 @@
                                     </property>
                                 </widget>
                             </item>
-
+                            <item>
-                            <item alignment="Qt::AlignRight">
                                 <widget class="QLabel" name="target-name">
                                     <property name="toolTip">
                                         <string>Target Name</string>
                                     </property>
                                 </widget>
                             </item>
-
+                            <item>
-                            <item alignment="Qt::AlignRight">
                                 <widget class="QLabel" name="target-id">
                                     <property name="toolTip">
                                         <string>Target ID</string>
                                     </property>
                                 </widget>
                             </item>
-
+                            <item>
-                            <item alignment="Qt::AlignRight">
                                 <widget class="QMenuBar" name="target-variant-menu-bar">
                                     <property name="nativeMenuBar">
                                         <bool>false</bool>
@@ -276,6 +389,9 @@
                                     <property name="defaultUp">
                                         <bool>true</bool>
                                     </property>
+                                    <property name="sizePolicy">
+                                        <sizepolicy hsizetype="Fixed" vsizetype="Fixed"/>
+                                    </property>
 
                                     <widget class="QMenu" name="target-variant-menu">
                                         <property name="title">

src/Insight/UserInterfaces/InsightWindow/UiLoader.cpp

@@ -2,11 +2,10 @@
 
 #include <QtUiTools>
 
+#include "Widgets/PanelWidget.hpp"
 #include "Widgets/RotatableLabel.hpp"
-#include "Widgets/SlidingHandleWidget.hpp"
 #include "Widgets/SvgWidget.hpp"
 #include "Widgets/SvgToolButton.hpp"
-#include "Widgets/ExpandingWidget.hpp"
 #include "Widgets/ExpandingHeightScrollAreaWidget.hpp"
 #include "Widgets/TargetWidgets/TargetPackageWidgetContainer.hpp"
 
@@ -17,6 +16,15 @@ using namespace Bloom::Widgets;
 
 UiLoader::UiLoader(QObject* parent): QUiLoader(parent) {
     this->customWidgetConstructorsByWidgetName = decltype(this->customWidgetConstructorsByWidgetName) {
+        {
+            "PanelWidget",
+            [this](QWidget* parent, const QString& name) {
+                auto widget = new PanelWidget(parent);
+                widget->setObjectName(name);
+                widget->setStyleSheet(parent->styleSheet());
+                return widget;
+            }
+        },
         {
             "RotatableLabel",
             [this](QWidget* parent, const QString& name) {
@@ -26,24 +34,6 @@ UiLoader::UiLoader(QObject* parent): QUiLoader(parent) {
                 return widget;
             }
         },
-        {
-            "SlidingHandleWidget",
-            [this](QWidget* parent, const QString& name) {
-                auto widget = new SlidingHandleWidget(parent);
-                widget->setObjectName(name);
-                widget->setStyleSheet(parent->styleSheet());
-                return widget;
-            }
-        },
-        {
-            "ExpandingWidget",
-            [this](QWidget* parent, const QString& name) {
-                auto widget = new ExpandingWidget(parent);
-                widget->setObjectName(name);
-                widget->setStyleSheet(parent->styleSheet());
-                return widget;
-            }
-        },
         {
             "ExpandingHeightScrollAreaWidget",
             [this](QWidget* parent, const QString& name) {

src/Insight/UserInterfaces/InsightWindow/Widgets/ExpandingWidget.hpp

@@ -1,30 +0,0 @@
-#pragma once
-
-#include <QWidget>
-#include <QSize>
-
-namespace Bloom::Widgets
-{
-    class Q_WIDGETS_EXPORT ExpandingWidget: public QWidget
-    {
-    Q_OBJECT
-    protected:
-        [[nodiscard]] QSize minimumSizeHint() const override {
-            auto parentWidget = this->parentWidget();
-
-            if (parentWidget != nullptr) {
-                return parentWidget->size();
-            }
-
-            return QWidget::size();
-        };
-
-        [[nodiscard]] QSize sizeHint() const override {
-            return this->minimumSizeHint();
-        };
-
-    public:
-        explicit ExpandingWidget(QWidget* parent): QWidget(parent) {};
-
-    };
-}

src/Insight/UserInterfaces/InsightWindow/Widgets/SlidingHandleWidget.cpp

@@ -1,17 +0,0 @@
-#include "SlidingHandleWidget.hpp"
-
-#include <QPainter>
-
-using namespace Bloom::Widgets;
-
-void SlidingHandleWidget::mouseMoveEvent(QMouseEvent* event) {
-    emit this->horizontalSlide(event->pos().x());
-}
-
-void SlidingHandleWidget::enterEvent(QEnterEvent* event) {
-    this->setCursor(Qt::SplitHCursor);
-}
-
-void SlidingHandleWidget::leaveEvent(QEvent* event) {
-    this->setCursor(Qt::ArrowCursor);
-}

src/Insight/UserInterfaces/InsightWindow/Widgets/SlidingHandleWidget.hpp

@@ -1,47 +0,0 @@
-#pragma once
-
-#include <QFrame>
-#include <QSize>
-#include <QEvent>
-#include <QMouseEvent>
-#include <QEnterEvent>
-
-namespace Bloom::Widgets
-{
-    class Q_WIDGETS_EXPORT SlidingHandleWidget: public QFrame
-    {
-    Q_OBJECT
-        Q_PROPERTY(int handleWidth READ getHandleWidth WRITE setHandleWidth DESIGNABLE true)
-
-    protected:
-        int handleWidth = 10;
-
-        void mouseMoveEvent(QMouseEvent* event) override;
-        void enterEvent(QEnterEvent* event) override;
-        void leaveEvent(QEvent* event) override;
-
-    public:
-        explicit SlidingHandleWidget(QWidget* parent): QFrame(parent) {};
-
-        QSize minimumSizeHint() const override {
-            return QSize(this->handleWidth, this->parentWidget()->height());
-        };
-
-        QSize sizeHint() const override {
-            return QSize(this->handleWidth, this->parentWidget()->height());
-        };
-
-        void setHandleWidth(int handleWidth) {
-            this->handleWidth = handleWidth;
-            this->setFixedWidth(handleWidth);
-        }
-
-        int getHandleWidth() {
-            return this->handleWidth;
-        }
-
-    signals:
-        void horizontalSlide(int position);
-
-    };
-}

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegisterInspector/UiFiles/TargetRegisterInspectorWindow.ui

@@ -32,6 +32,9 @@
                             <height>20</height>
                         </size>
                     </property>
+                    <property name="sizeType">
+                        <enum>QSizePolicy::Fixed</enum>
+                    </property>
                 </spacer>
             </item>
             <item alignment="Qt::AlignLeft">

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/TargetRegistersPaneWidget.cpp

@@ -1,11 +1,9 @@
 #include "TargetRegistersPaneWidget.hpp"
 
 #include <QVBoxLayout>
-#include <QScrollArea>
 #include <set>
 
 #include "../../UiLoader.hpp"
-#include "../ExpandingWidget.hpp"
 #include "RegisterGroupWidget.hpp"
 #include "RegisterWidget.hpp"
 
@@ -25,7 +23,7 @@ using Bloom::Targets::TargetRegisterType;
 TargetRegistersPaneWidget::TargetRegistersPaneWidget(
     const TargetDescriptor& targetDescriptor,
     InsightWorker& insightWorker,
-    QWidget* parent
+    PanelWidget* parent
 ): QWidget(parent), parent(parent), targetDescriptor(targetDescriptor), insightWorker(insightWorker) {
     this->setObjectName("target-registers-side-pane");
 
@@ -65,6 +63,8 @@ TargetRegistersPaneWidget::TargetRegistersPaneWidget(
         this->filterRegisters(this->searchInput->text());
     });
 
+    this->itemScrollArea = this->container->findChild<QScrollArea*>("item-scroll-area");
+
     this->itemContainer = this->container->findChild<QWidget*>("item-container");
     auto itemLayout = this->itemContainer->findChild<QVBoxLayout*>();
 
@@ -124,12 +124,19 @@ TargetRegistersPaneWidget::TargetRegistersPaneWidget(
 }
 
 void TargetRegistersPaneWidget::resizeEvent(QResizeEvent* event) {
-    auto parentSize = this->parent->size();
+    const auto parentSize = this->parent->size();
-    this->container->setFixedSize(
+    const auto width = parentSize.width() - 1;
-        parentSize.width() - 1,
+    this->container->setFixedSize(width, parentSize.height());
-        parentSize.height()
+    this->searchInput->setFixedWidth(width - 20);
+
+    /*
+     * In order to avoid the panel resize handle overlapping the scroll bar handle, we reduce the size of
+     * the scroll area.
+     */
+    this->itemScrollArea->setFixedSize(
+        width - this->parent->getHandleSize(),
+        parentSize.height() - this->toolBar->height() - this->searchInput->height() - 5
     );
-    this->searchInput->setFixedWidth(parentSize.width() - 20);
 }
 
 void TargetRegistersPaneWidget::postActivate() {

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/TargetRegistersPaneWidget.hpp

@@ -2,6 +2,7 @@
 
 #include <QWidget>
 #include <QLineEdit>
+#include <QScrollArea>
 #include <set>
 #include <QSize>
 #include <QString>
@@ -9,7 +10,8 @@
 #include <optional>
 
 #include "ItemWidget.hpp"
-#include "../SvgToolButton.hpp"
+#include "src/Insight/UserInterfaces/InsightWindow/Widgets/PanelWidget.hpp"
+#include "src/Insight/UserInterfaces/InsightWindow/Widgets/SvgToolButton.hpp"
 #include "src/Insight/InsightWorker/InsightWorker.hpp"
 #include "src/Targets/TargetState.hpp"
 #include "src/Targets/TargetDescriptor.hpp"
@@ -25,7 +27,7 @@ namespace Bloom::Widgets
         const Targets::TargetDescriptor& targetDescriptor;
         InsightWorker& insightWorker;
 
-        QWidget* parent = nullptr;
+        PanelWidget* parent = nullptr;
         QWidget* container = nullptr;
 
         QWidget* toolBar = nullptr;
@@ -33,6 +35,7 @@ namespace Bloom::Widgets
         SvgToolButton* expandAllButton = nullptr;
 
         QLineEdit* searchInput = nullptr;
+        QScrollArea* itemScrollArea = nullptr;
         QWidget* itemContainer = nullptr;
 
         ItemWidget* selectedItemWidget = nullptr;
@@ -58,7 +61,7 @@ namespace Bloom::Widgets
         TargetRegistersPaneWidget(
             const Targets::TargetDescriptor& targetDescriptor,
             InsightWorker& insightWorker,
-            QWidget *parent
+            PanelWidget *parent
         );
 
         [[nodiscard]] QSize minimumSizeHint() const override {

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetRegistersPane/UiFiles/TargetRegistersSidePane.ui

@@ -13,6 +13,12 @@
                     <property name="minimumHeight">
                         <number>28</number>
                     </property>
+                    <property name="maximumHeight">
+                        <number>28</number>
+                    </property>
+                    <property name="sizePolicy">
+                        <sizepolicy hsizetype="Expanding" vsizetype="Fixed"/>
+                    </property>
                     <layout class="QHBoxLayout">
                         <property name="spacing">
                             <number>3</number>
@@ -61,6 +67,12 @@
                     <property name="minimumHeight">
                         <number>27</number>
                     </property>
+                    <property name="maximumHeight">
+                        <number>27</number>
+                    </property>
+                    <property name="sizePolicy">
+                        <sizepolicy hsizetype="Expanding" vsizetype="Fixed"/>
+                    </property>
                     <layout class="QHBoxLayout">
                         <property name="spacing">
                             <number>0</number>
@@ -105,15 +117,13 @@
                 </widget>
             </item>
             <item alignment="Qt::AlignTop">
-                <widget class="ExpandingHeightScrollAreaWidget" name="item-scroll-area">
+                <widget class="QScrollArea" name="item-scroll-area">
                     <property name="widgetResizable"><bool>true</bool></property>
                     <property name="verticalScrollBarPolicy"><enum>Qt::ScrollBarAsNeeded</enum></property>
                     <property name="sizeAdjustPolicy"><enum>QAbstractScrollArea::AdjustToContents</enum></property>
                     <property name="horizontalScrollBarPolicy"><enum>Qt::ScrollBarAlwaysOff</enum></property>
-                    <property name="sizePolicy"><enum>QSizePolicy::SetMinAndMaxSize</enum></property>
 
                     <widget class="QWidget" name="item-container">
-
                         <layout class="QVBoxLayout">
                             <property name="spacing">
                                 <number>0</number>
@@ -129,6 +139,13 @@
                     </widget>
                 </widget>
             </item>
+            <item alignment="Qt::AlignTop">
+                <spacer name="vertical-spacer">
+                    <property name="orientation">
+                        <enum>Qt::Vertical</enum>
+                    </property>
+                </spacer>
+            </item>
         </layout>
     </widget>
 </ui>

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetWidgets/TargetPackageWidgetContainer.cpp

@@ -1,5 +1,7 @@
 #include "TargetPackageWidgetContainer.hpp"
 
+#include <QLayout>
+
 using namespace Bloom;
 using namespace Bloom::Widgets::InsightTargetWidgets;
 
@@ -23,4 +25,8 @@ void TargetPackageWidgetContainer::resizeEvent(QResizeEvent* event) {
 
 void TargetPackageWidgetContainer::setPackageWidget(TargetPackageWidget* packageWidget) {
     this->packageWidget = packageWidget;
+
+    if (packageWidget != nullptr) {
+        this->layout()->addWidget(packageWidget);
+    }
 }