completed winvst frontend

ui/embeddedfilechooser.cpp

@@ -0,0 +1,61 @@
+#include "embeddedfilechooser.h"
+
+#include <QHBoxLayout>
+#include <QLabel>
+#include <QFileInfo>
+#include <QPushButton>
+#include <QFileDialog>
+
+EmbeddedFileChooser::EmbeddedFileChooser(QWidget* parent) : QWidget(parent) {
+	QHBoxLayout* layout = new QHBoxLayout();
+	layout->setMargin(0);
+	setLayout(layout);
+	file_label = new QLabel();
+	update_label();
+	layout->addWidget(file_label);
+	QPushButton* browse_button = new QPushButton("...");
+	browse_button->setFixedWidth(25);
+	layout->addWidget(browse_button);
+	connect(browse_button, SIGNAL(clicked(bool)), this, SLOT(browse()));
+}
+
+const QString &EmbeddedFileChooser::getFilename() {
+	return filename;
+}
+
+const QString &EmbeddedFileChooser::getPreviousValue() {
+	return old_filename;
+}
+
+void EmbeddedFileChooser::setFilename(const QString &s) {
+	old_filename = filename;
+	filename = s;
+	update_label();
+	emit changed();
+}
+
+void EmbeddedFileChooser::update_label() {
+	QString l = "<html>File: ";
+	if (filename.isEmpty()) {
+		l += "(none)";
+	} else {
+		bool file_exists = QFileInfo::exists(filename);
+		if (!file_exists) l += "<font color='red'>";
+		QString short_fn = filename.mid(filename.lastIndexOf('/')+1);
+		if (short_fn.size() > 20) {
+			l += "..." + short_fn.right(20);
+		} else {
+			l += short_fn;
+		}
+		if (!file_exists) l += "</font>";
+	}
+	l += "</html>";
+	file_label->setText(l);
+}
+
+void EmbeddedFileChooser::browse() {
+	QString fn = QFileDialog::getOpenFileName(this);
+	if (!fn.isEmpty()) {
+		setFilename(fn);
+	}
+}

ui/embeddedfilechooser.h

@@ -0,0 +1,27 @@
+#ifndef EMBEDDEDFILECHOOSER_H
+#define EMBEDDEDFILECHOOSER_H
+
+#include <QWidget>
+
+class QLabel;
+
+class EmbeddedFileChooser : public QWidget {
+	Q_OBJECT
+public:
+	EmbeddedFileChooser(QWidget* parent = 0);
+
+	const QString& getFilename();
+	const QString& getPreviousValue();
+	void setFilename(const QString& s);
+signals:
+	void changed();
+private:
+	QLabel* file_label;
+	QString filename;
+	QString old_filename;
+	void update_label();
+private slots:
+	void browse();
+};
+
+#endif // EMBEDDEDFILECHOOSER_H