clt debugger
Review URL: https://codereview.appspot.com/6267043

git-svn-id: http://skia.googlecode.com/svn/trunk@4404 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/debugger/QT/SkDebuggerGUI.cpp b/debugger/QT/SkDebuggerGUI.cpp
new file mode 100644
index 0000000..9c98f48
--- /dev/null
+++ b/debugger/QT/SkDebuggerGUI.cpp
@@ -0,0 +1,593 @@
+
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include <iostream>
+#include "SkDebuggerGUI.h"
+#include <QListWidgetItem>
+
+SkDebuggerGUI::SkDebuggerGUI(QWidget *parent) :
+    QMainWindow(parent) {
+
+    setupUi(this);
+    connect(fListWidget, SIGNAL(currentItemChanged(QListWidgetItem*,
+            QListWidgetItem*)), this, SLOT(registerListClick(QListWidgetItem *)));
+    connect(fActionOpen, SIGNAL(triggered()), this, SLOT(openFile()));
+    connect(fActionDirectory, SIGNAL(triggered()), this, SLOT(toggleDirectory()));
+    connect(fDirectoryWidget, SIGNAL(currentItemChanged(QListWidgetItem*,
+            QListWidgetItem*)), this, SLOT(loadFile(QListWidgetItem *)));
+    connect(fActionDelete, SIGNAL(triggered()), this, SLOT(actionDelete()));
+    connect(fActionReload, SIGNAL(triggered()), this, SLOT(actionReload()));
+    connect(fListWidget, SIGNAL(itemDoubleClicked(QListWidgetItem*)), this, SLOT(toggleBreakpoint()));
+    connect(fActionRewind, SIGNAL(triggered()), this, SLOT(actionRewind()));
+    connect(fActionPlay, SIGNAL(triggered()), this, SLOT(actionPlay()));
+    connect(fActionStepBack, SIGNAL(triggered()), this, SLOT(actionStepBack()));
+    connect(fActionStepForward, SIGNAL(triggered()), this, SLOT(actionStepForward()));
+    connect(fActionBreakpoint, SIGNAL(triggered()), this, SLOT(actionBreakpoints()));
+    connect(fActionInspector, SIGNAL(triggered()), this, SLOT(actionInspector()));
+    connect(fFilter, SIGNAL(activated(QString)), this, SLOT(toggleFilter(QString)));
+    connect(fActionCancel, SIGNAL(triggered()), this, SLOT(actionCancel()));
+    connect(fActionClose, SIGNAL(triggered()), this, SLOT(actionClose()));
+    connect(fActionSettings, SIGNAL(triggered()), this, SLOT(actionSettings()));
+    connect(fActionToggleCurrentCommand, SIGNAL(triggered()), this, SLOT(actionCommandFilter()));
+}
+
+SkDebuggerGUI::~SkDebuggerGUI() {
+}
+
+void SkDebuggerGUI::actionBreakpoints() {
+    if(!fBreakpointsActivated) {
+        fBreakpointsActivated = true;
+    } else {
+        fBreakpointsActivated = false;
+    }
+
+    for(int row=0; row<fListWidget->count(); row++) {
+        QListWidgetItem *item = fListWidget->item(row);
+
+        if (item->checkState() == Qt::Unchecked && fBreakpointsActivated) {
+            item->setHidden(true);
+        } else {
+            item->setHidden(false);
+        }
+    }
+}
+
+void SkDebuggerGUI::actionCancel() {
+    for(int row=0; row<fListWidget->count(); row++) {
+        fListWidget->item(row)->setHidden(false);
+    }
+}
+
+void SkDebuggerGUI::actionCommandFilter() {
+    if (fActionToggleCurrentCommand->text() == "Show Filter") {
+        fCanvasWidget->toggleCurrentCommandFilter(true);
+        fActionToggleCurrentCommand->setText("Hide Filter");
+    } else {
+        fActionToggleCurrentCommand->setText("Show Filter");
+        fCanvasWidget->toggleCurrentCommandFilter(false);
+    }
+
+    fCanvasWidget->drawTo(fListWidget->currentRow());
+
+}
+
+void SkDebuggerGUI::actionClose() {
+    this->close();
+}
+
+void SkDebuggerGUI::actionDelete() {
+    QListWidgetItem* item = fListWidget->currentItem();
+
+    if(item->data(Qt::UserRole + 2) == true) {
+        item->setData(Qt::UserRole + 2, false);
+        item->setData(Qt::DecorationRole,
+                QPixmap(":/images/Icons/delete.png"));
+
+    } else {
+        item->setData(Qt::UserRole + 2, true);
+        if(item->checkState() == Qt::Unchecked) {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/blank.png"));
+        } else {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/breakpoint_16x16.png"));
+        }
+
+    }
+
+    int currentRow = fListWidget->currentRow();
+
+    // NOTE(chudy): Forces a redraw up to current selected command.
+    if (fCanvasWidget) {
+        fCanvasWidget->toggleCommand(currentRow);
+        fCanvasWidget->drawTo(currentRow);
+    }
+}
+
+void SkDebuggerGUI::actionInspector() {
+    if (fInspectorWidget->isHidden()) {
+        fInspectorWidget->setHidden(false);
+    } else {
+        fInspectorWidget->setHidden(true);
+    }
+}
+
+void SkDebuggerGUI::actionPlay() {
+    for(int row=fListWidget->currentRow()+1; row<fListWidget->count(); row++) {
+        QListWidgetItem *item = fListWidget->item(row);
+        if (item->checkState() == Qt::Checked) {
+            fListWidget->setCurrentItem(item);
+            return;
+        }
+    }
+
+    fListWidget->setCurrentRow(fListWidget->count() - 1);
+}
+
+void SkDebuggerGUI::actionReload() {
+    for(int row=0; row<fListWidget->count(); row++) {
+        QListWidgetItem* item = fListWidget->item(row);
+        item->setData(Qt::UserRole + 2, true);
+        item->setData(Qt::DecorationRole,
+                QPixmap(":/images/Icons/blank.png"));
+        fCanvasWidget->toggleCommand(row, true);
+    }
+
+    fCanvasWidget->drawTo(fListWidget->currentRow());
+}
+
+void SkDebuggerGUI::actionRewind() {
+    /* NOTE(chudy): Hack. All skps opened so far start with save and concat
+     * commands that don't clear or reset the canvas. */
+    fListWidget->setCurrentRow(2);
+}
+
+void SkDebuggerGUI::actionSettings() {
+    if (fSettingsWidget->isHidden()) {
+        fSettingsWidget->setHidden(false);
+    } else {
+        fSettingsWidget->setHidden(true);
+    }
+}
+
+void SkDebuggerGUI::actionStepBack() {
+    int currentRow = fListWidget->currentRow();
+    if (currentRow != 0) {
+        fListWidget->setCurrentRow(currentRow - 1);
+    }
+}
+
+void SkDebuggerGUI::actionStepForward() {
+    int currentRow = fListWidget->currentRow();
+
+    QString curRow = QString::number(currentRow);
+    QString curCount = QString::number(fListWidget->count());
+
+
+    if (currentRow < fListWidget->count() - 1) {
+        fListWidget->setCurrentRow(currentRow + 1);
+    }
+}
+
+void SkDebuggerGUI::loadFile(QListWidgetItem *item) {
+    if (fDirectoryWidgetActive) {
+        QString fileName;
+        fileName.append(fPath);
+        fileName.append("/");
+        fileName.append(item->text());
+        loadPicture(fileName);
+    }
+}
+
+void SkDebuggerGUI::openFile() {
+    QString fileName = QFileDialog::getOpenFileName(this, tr("Open File"),
+                                                     "",
+                                                     tr("Files (*.*)"));
+    fDirectoryWidgetActive = false;
+    if (!fileName.isNull()) {
+
+        QFileInfo pathInfo(fileName);
+        fPath = pathInfo.path();
+        loadPicture(fileName);
+        setupDirectoryWidget();
+    }
+    /* TODO(chudy): Need something here that sets the active directory
+     * widget selection to what was opened. OR we can just add a new function
+     * to change the directory (would be much easier).
+     */
+    fDirectoryWidgetActive = true;
+}
+
+void SkDebuggerGUI::registerListClick(QListWidgetItem *item) {
+    int currentRow = fListWidget->currentRow();
+
+    // NOTE(chudy): Prevents initialization errors.
+    if (fCanvasWidget) {
+        fCanvasWidget->drawTo(currentRow);
+        std::vector<std::string> *v =
+                fCanvasWidget->getCurrentCommandInfo(currentRow);
+
+
+        /* TODO(chudy): Add command type before parameters. Rename v
+         * to something more informative. */
+        if (v) {
+            std::vector<std::string>::iterator it;
+
+            QString info;
+            info.append("<b>Parameters: </b><br/>");
+            for (it = v->begin(); it != v->end(); ++it) {
+                info.append(QString((*it).c_str()));
+                info.append("<br/>");
+            }
+            fInspectorWidget->setDetailText(info);
+        }
+    }
+}
+
+void SkDebuggerGUI::toggleBreakpoint() {
+    QListWidgetItem* item = fListWidget->currentItem();
+    if (item->checkState() == Qt::Unchecked) {
+        item->setCheckState(Qt::Checked);
+
+
+        /* NOTE(chudy): If the command is toggled as hidden that takes
+         * precendence over the breakpoint icon.
+         */
+        if(item->data(Qt::UserRole + 2) == false) {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/delete.png"));
+        } else {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/breakpoint_16x16.png"));
+        }
+
+    } else {
+
+        /* NOTE(chudy): When untoggling as a breakpoint if the command
+         * is hidden then the portraying icon should remain the delete icon.
+         */
+        item->setCheckState(Qt::Unchecked);
+
+        if(item->data(Qt::UserRole + 2) == false) {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/delete.png"));
+        } else {
+            item->setData(Qt::DecorationRole,
+                    QPixmap(":/images/Icons/blank.png"));
+        }
+
+    }
+}
+
+void SkDebuggerGUI::toggleDirectory() {
+    if (fDirectoryWidget->isHidden()) {
+        fDirectoryWidget->setHidden(false);
+    } else {
+        fDirectoryWidget->setHidden(true);
+    }
+}
+
+void SkDebuggerGUI::toggleFilter(QString string) {
+    for(int row=0; row<fListWidget->count(); row++) {
+        QListWidgetItem *item = fListWidget->item(row);
+        if (item->text() == string) {
+            item->setHidden(false);
+        } else {
+            item->setHidden(true);
+        }
+    }
+}
+
+void SkDebuggerGUI::setupUi(QMainWindow *SkDebuggerGUI) {
+    QIcon windowIcon;
+    windowIcon.addFile(QString::fromUtf8(":/images/Icons/skia.png"), QSize(), QIcon::Normal, QIcon::Off);
+    SkDebuggerGUI->setObjectName(QString::fromUtf8("SkDebuggerGUI"));
+    SkDebuggerGUI->resize(1200, 1000);
+    SkDebuggerGUI->setWindowIcon(windowIcon);
+
+    QIcon open;
+    open.addFile(QString::fromUtf8(":/images/Icons/package-br32.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionOpen = new QAction(SkDebuggerGUI);
+    fActionOpen->setObjectName(QString::fromUtf8("actionOpen"));
+    fActionOpen->setIcon(open);
+
+    QIcon directory;
+    directory.addFile(QString::fromUtf8(":/images/Icons/drawer-open-icon.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionDirectory = new QAction(SkDebuggerGUI);
+    fActionDirectory->setObjectName(QString::fromUtf8("actionDirectory"));
+    fActionDirectory->setIcon(directory);
+    fActionDirectory->setText("Toggle Directory");
+
+    QIcon rewind;
+    rewind.addFile(QString::fromUtf8(":/images/Icons/rewind.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionRewind = new QAction(SkDebuggerGUI);
+    fActionRewind->setObjectName(QString::fromUtf8("actionRewind"));
+    fActionRewind->setIcon(rewind);
+    fActionRewind->setText("Rewind");
+
+    QIcon stepBack;
+    stepBack.addFile(QString::fromUtf8(":/images/Icons/back.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionStepBack = new QAction(SkDebuggerGUI);
+    fActionStepBack->setObjectName(QString::fromUtf8("actionStepBack"));
+    fActionStepBack->setIcon(stepBack);
+    fActionStepBack->setText("Step Back");
+
+    QIcon stepForward;
+    stepForward.addFile(QString::fromUtf8(":/images/Icons/go-next.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionStepForward = new QAction(SkDebuggerGUI);
+    fActionStepForward->setObjectName(QString::fromUtf8("actionStepBack"));
+    fActionStepForward->setIcon(stepForward);
+    fActionStepForward->setText("Step Forward");
+
+    QIcon play;
+    play.addFile(QString::fromUtf8(":/images/Icons/play.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionPlay = new QAction(SkDebuggerGUI);
+    fActionPlay->setObjectName(QString::fromUtf8("actionPlay"));
+    fActionPlay->setIcon(play);
+    fActionPlay->setText("Play");
+
+    QIcon breakpoint;
+    breakpoint.addFile(QString::fromUtf8(":/images/Icons/breakpoint.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionBreakpoint = new QAction(SkDebuggerGUI);
+    fActionBreakpoint->setObjectName(QString::fromUtf8("actionBreakpoint"));
+    fActionBreakpoint->setIcon(breakpoint);
+    fActionBreakpoint->setText("Show Breakpoints");
+
+    QIcon inspector;
+    inspector.addFile(QString::fromUtf8(":/images/Icons/inspector.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionInspector = new QAction(SkDebuggerGUI);
+    fActionInspector->setObjectName(QString::fromUtf8("actionInspector"));
+    fActionInspector->setIcon(inspector);
+    fActionInspector->setText("Inspector");
+
+    QIcon deleteIcon;
+    deleteIcon.addFile(QString::fromUtf8(":/images/Icons/delete.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionDelete = new QAction(SkDebuggerGUI);
+    fActionDelete->setObjectName(QString::fromUtf8("actionDelete"));
+    fActionDelete->setIcon(deleteIcon);
+    fActionDelete->setText("Delete Command");
+
+    QIcon reload;
+    reload.addFile(QString::fromUtf8(":/images/Icons/reload.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionReload = new QAction(SkDebuggerGUI);
+    fActionReload->setObjectName(QString::fromUtf8("actionReload"));
+    fActionReload->setIcon(reload);
+    fActionReload->setText("Reset Picture");
+
+    QIcon settings;
+    settings.addFile(QString::fromUtf8(":/images/Icons/settings.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionSettings = new QAction(SkDebuggerGUI);
+    fActionSettings->setObjectName(QString::fromUtf8("actionSettings"));
+    fActionSettings->setIcon(settings);
+    fActionSettings->setText("Settings");
+
+    QIcon cancel;
+    cancel.addFile(QString::fromUtf8(":/images/Icons/reset.png"), QSize(), QIcon::Normal, QIcon::Off);
+    fActionCancel = new QAction(SkDebuggerGUI);
+    fActionCancel->setObjectName(QString::fromUtf8("actionCancel"));
+    fActionCancel->setIcon(cancel);
+    fActionCancel->setText("Clear Filter");
+
+    fCentralWidget = new QWidget(SkDebuggerGUI);
+    fCentralWidget->setObjectName(QString::fromUtf8("centralWidget"));
+
+    fHorizontalLayout = new QHBoxLayout(fCentralWidget);
+    fHorizontalLayout->setSpacing(6);
+    fHorizontalLayout->setContentsMargins(11, 11, 11, 11);
+    fHorizontalLayout->setObjectName(QString::fromUtf8("horizontalLayout"));
+
+    fVerticalLayout = new QVBoxLayout();
+    fVerticalLayout->setSpacing(6);
+    fVerticalLayout->setObjectName(QString::fromUtf8("verticalLayout"));
+
+    fVerticalLayout_2 = new QVBoxLayout();
+    fVerticalLayout_2->setSpacing(6);
+    fVerticalLayout_2->setObjectName(QString::fromUtf8("verticalLayout_2"));
+
+    fListWidget = new QListWidget(fCentralWidget);
+    fListWidget->setItemDelegate(new SkListWidget(fListWidget));
+    fListWidget->setObjectName(QString::fromUtf8("listWidget"));
+    fListWidget->setMaximumWidth(250);
+
+    fInspectorWidget = new SkInspectorWidget();
+    fInspectorWidget->setObjectName(QString::fromUtf8("inspectorWidget"));
+    fInspectorWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    fInspectorWidget->setMaximumHeight(300);
+
+    fFilter = new QComboBox(fCentralWidget);
+    fFilter->setObjectName(QString::fromUtf8("comboBox"));
+    fFilter->addItem("--Filter By Available Commands--");
+
+    fDirectoryWidget = new QListWidget(fCentralWidget);
+    fDirectoryWidget->setObjectName(QString::fromUtf8("listWidget_2"));
+    fDirectoryWidget->setMaximumWidth(250);
+    fDirectoryWidget->setStyleSheet("QListWidget::Item {padding: 5px;}");
+
+    fVerticalLayout_2->addWidget(fListWidget);
+    fVerticalLayout_2->addWidget(fDirectoryWidget);
+
+    fCanvasWidget = new SkCanvasWidget(fCentralWidget);
+    fCanvasWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+
+    fSettingsWidget = new SkSettingsWidget(fCentralWidget);
+    fSettingsWidget->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+    fSettingsWidget->setMaximumWidth(250);
+    fSettingsWidget->setHidden(true);
+
+    fHorizontalLayout_2 = new QHBoxLayout();
+    fHorizontalLayout_2->setSpacing(6);
+
+    fHorizontalLayout_2->addWidget(fCanvasWidget);
+    fHorizontalLayout_2->addWidget(fSettingsWidget);
+
+    fVerticalLayout->addLayout(fHorizontalLayout_2);
+    fVerticalLayout->addWidget(fInspectorWidget);
+
+    fHorizontalLayout->addLayout(fVerticalLayout_2);
+    fHorizontalLayout->addLayout(fVerticalLayout);
+
+    SkDebuggerGUI->setCentralWidget(fCentralWidget);
+    fStatusBar = new QStatusBar(SkDebuggerGUI);
+    fStatusBar->setObjectName(QString::fromUtf8("statusBar"));
+    SkDebuggerGUI->setStatusBar(fStatusBar);
+    fToolBar = new QToolBar(SkDebuggerGUI);
+    fToolBar->setObjectName(QString::fromUtf8("toolBar"));
+    fToolBar->setIconSize(QSize(24, 24));
+    //fToolBar->setToolButtonStyle(Qt::ToolButtonTextUnderIcon);
+    SkDebuggerGUI->addToolBar(Qt::TopToolBarArea, fToolBar);
+
+    QWidget *spacer = new QWidget();
+    spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
+
+    fToolBar->addAction(fActionOpen);
+    fToolBar->addSeparator();
+    fToolBar->addAction(fActionDirectory);
+    fToolBar->addSeparator();
+    fToolBar->addAction(fActionRewind);
+    fToolBar->addAction(fActionStepBack);
+    fToolBar->addAction(fActionStepForward);
+    fToolBar->addAction(fActionPlay);
+    fToolBar->addSeparator();
+    fToolBar->addAction(fActionBreakpoint);
+    fToolBar->addAction(fActionInspector);
+    fToolBar->addSeparator();
+    fToolBar->addAction(fActionDelete);
+    fToolBar->addAction(fActionReload);
+    fToolBar->addSeparator();
+    fToolBar->addAction(fActionSettings);
+    fToolBar->addWidget(spacer);
+    fToolBar->addWidget(fFilter);
+    fToolBar->addAction(fActionCancel);
+
+    // TODO(chudy): Remove static call.
+    fDirectoryWidgetActive = false;
+    fPath= "/usr/local/google/home/chudy/trunk-linux/debugger/skp";
+    setupDirectoryWidget();
+    fDirectoryWidgetActive = true;
+
+    fMenuBar = new QMenuBar(SkDebuggerGUI);
+
+    // File
+    fMenuFile = new QMenu(SkDebuggerGUI);
+    fMenuFile->setTitle("File");
+
+    fActionClose = new QAction(SkDebuggerGUI);
+    fActionClose->setText("Close");
+
+    fMenuFile->addAction(fActionOpen);
+    fMenuFile->addAction(fActionClose);
+
+    // View
+    fMenuView = new QMenu(SkDebuggerGUI);
+    fMenuView->setTitle("View");
+
+    fActionToggleCurrentCommand = new QAction(SkDebuggerGUI);
+    fActionToggleCurrentCommand->setText("Show Filter");
+
+    fMenuView->addAction(fActionToggleCurrentCommand);
+
+    // Navigate
+    fMenuNavigate = new QMenu(SkDebuggerGUI);
+    fMenuNavigate->setTitle("Navigate");
+
+    fActionGoToLine = new QAction(SkDebuggerGUI);
+    fActionGoToLine->setText("Go to Line...");
+    fActionGoToLine->setDisabled(true);
+
+    fMenuNavigate->addAction(fActionGoToLine);
+
+    // Menu Bar
+    fMenuBar->addAction(fMenuFile->menuAction());
+    fMenuBar->addAction(fMenuView->menuAction());
+    fMenuBar->addAction(fMenuNavigate->menuAction());
+
+    SkDebuggerGUI->setMenuBar(fMenuBar);
+
+    retranslateUi(SkDebuggerGUI);
+    QMetaObject::connectSlotsByName(SkDebuggerGUI);
+}
+
+void SkDebuggerGUI::setupDirectoryWidget() {
+    fDir = new QDir(fPath);
+    QRegExp r(".skp");
+    fDirectoryWidget->clear();
+    const QStringList files = fDir->entryList();
+    foreach (QString f, files) {
+        if (f.contains(r)) fDirectoryWidget->addItem(f);
+    }
+}
+
+// TODO(chudy): Is this necessary?
+void SkDebuggerGUI::retranslateUi(QMainWindow *SkDebuggerGUI) {
+    SkDebuggerGUI->setWindowTitle(QApplication::translate("SkDebuggerGUI", "SkDebuggerGUI", 0, QApplication::UnicodeUTF8));
+    fActionOpen->setText(QApplication::translate("SkDebuggerGUI", "Open", 0, QApplication::UnicodeUTF8));
+    fToolBar->setWindowTitle(QApplication::translate("SkDebuggerGUI", "toolBar", 0, QApplication::UnicodeUTF8));
+}
+
+void SkDebuggerGUI::loadPicture(QString fileName) {
+    fCanvasWidget->loadPicture(fileName);
+    std::vector<std::string> *cv = fCanvasWidget->getDrawCommands();
+    setupListWidget(cv);
+    setupComboBox(cv);
+}
+
+void SkDebuggerGUI::setupListWidget(std::vector<std::string>* cv) {
+    fListWidget->clear();
+    int counter = 0;
+    for (unsigned int i = 0; i < cv->size(); i++) {
+        QListWidgetItem *item = new QListWidgetItem();
+        item->setData(Qt::DisplayRole, (*cv)[i].c_str());
+        item->setData(Qt::UserRole + 1, counter++);
+        item->setData(Qt::UserRole + 2, true);
+        fListWidget->addItem(item);
+    }
+}
+
+void SkDebuggerGUI::setupComboBox(std::vector<std::string>* cv) {
+    fFilter->clear();
+    fFilter->addItem("--Filter By Available Commands--");
+
+    std::map<std::string, int> map;
+    for (unsigned int i = 0; i < cv->size(); i++) {
+        map[(*cv)[i]]++;
+    }
+
+    QString overview;
+    int counter;
+    for(std::map<std::string, int>::iterator it = map.begin(); it != map.end(); ++it) {
+        overview.append((it->first).c_str());
+        overview.append(": ");
+        overview.append(QString::number(it->second));
+        overview.append("<br/>");
+        counter+=it->second;
+        fFilter->addItem((it->first).c_str());
+    }
+    QString total;
+    total.append("Total Draw Commands: ");
+    total.append(QString::number(counter));
+    total.append("<br/>");
+    overview.insert(0, total);
+
+    overview.append("<br/>");
+    overview.append("SkBitmap Width: ");
+    // NOTE(chudy): This is where we can pull out the SkPictures width.
+    overview.append(QString::number(fCanvasWidget->getBitmapWidth()));
+    overview.append("px<br/>");
+    overview.append("SkBitmap Height: ");
+    overview.append(QString::number(fCanvasWidget->getBitmapHeight()));
+    overview.append("px");
+    fInspectorWidget->setOverviewText(overview);
+
+    // NOTE(chudy): Makes first item unselectable.
+    QStandardItemModel* model =
+            qobject_cast<QStandardItemModel*>(fFilter->model());
+    QModelIndex firstIndex = model->index(0, fFilter->modelColumn(),
+            fFilter->rootModelIndex());
+    QStandardItem* firstItem = model->itemFromIndex(firstIndex);
+    firstItem->setSelectable(false);
+}