add a simple frame component used in examples

examples/about.h

@@ -0,0 +1,4 @@
+#ifndef ABOUT_H
+#define ABOUT_H
+
+#endif // ABOUT_H

examples/examplelist.h

@@ -0,0 +1,4 @@
+#ifndef EXAMPLELIST_H
+#define EXAMPLELIST_H
+
+#endif // EXAMPLELIST_H

examples/exampleview.h

@@ -0,0 +1,4 @@
+#ifndef EXAMPLEVIEW_H
+#define EXAMPLEVIEW_H
+
+#endif // EXAMPLEVIEW_H

examples/flatbuttonexamples.h

@@ -0,0 +1,4 @@
+#ifndef FLATBUTTONEXAMPLES_H
+#define FLATBUTTONEXAMPLES_H
+
+#endif // FLATBUTTONEXAMPLES_H

examples/frame.cpp

@@ -0,0 +1,42 @@
+#include <QHBoxLayout>
+#include <QTextEdit>
+#include <QLabel>
+#include "frame.h"
+
+Frame::Frame(QWidget *parent)
+    : QWidget(parent),
+      _edit(new QTextEdit),
+      _layout(new QHBoxLayout)
+{
+    setLayout(_layout);
+
+    _layout->addWidget(new QLabel("placeholder"));
+
+    QFont font("monospace");
+    font.setPixelSize(12);
+
+    _edit->setTextInteractionFlags(Qt::TextBrowserInteraction);
+    _edit->setFont(font);
+    _layout->addWidget(_edit);
+
+    _layout->setStretch(0, 1);
+    _layout->setStretch(1, 1);
+
+    setMinimumHeight(300);
+}
+
+Frame::~Frame()
+{
+}
+
+void Frame::setCodeSnippet(const QString &snippet)
+{
+    _edit->setText(snippet);
+}
+
+void Frame::setWidget(QWidget *widget)
+{
+    QWidget *old = _layout->itemAt(0)->widget();
+    _layout->replaceWidget(old, widget);
+    old->deleteLater();
+}

examples/frame.h

@@ -0,0 +1,25 @@
+#ifndef FRAME_H
+#define FRAME_H
+
+#include <QWidget>
+
+class QTextEdit;
+class QHBoxLayout;
+
+class Frame : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit Frame(QWidget *parent = 0);
+    ~Frame();
+
+    void setCodeSnippet(const QString &snippet);
+    void setWidget(QWidget *widget);
+
+private:
+    QTextEdit   *const _edit;
+    QHBoxLayout *const _layout;
+};
+
+#endif // FRAME_H