ui: font dropdown

added font dropdown in preferences

src/lib_gui/CMakeLists.txt

@@ -20,6 +20,8 @@ add_files(
 	qt/element/QtCodeSnippet.h
 	qt/element/QtDirectoryListBox.cpp
 	qt/element/QtDirectoryListBox.h
+	qt/element/QtFontPicker.cpp
+	qt/element/QtFontPicker.h
 	qt/element/QtLineEdit.cpp
 	qt/element/QtLineEdit.h
 	qt/element/QtLocationPicker.cpp

src/lib_gui/qt/element/QtFontPicker.cpp

@@ -0,0 +1,73 @@
+#include "qt/element/QtFontPicker.h"
+
+#include <QFileDialog>
+#include <QFontDialog>
+#include <QHBoxLayout>
+#include <QLabel>
+#include <QPainter>
+#include <QPushButton>
+#include <QStyleOption>
+#include <QComboBox>
+#include <QFontDatabase>
+
+#include "qt/element/QtLineEdit.h"
+
+
+QtFontPicker::QtFontPicker(QWidget *parent)
+	: QWidget(parent)
+{
+	setObjectName("picker");
+
+	QBoxLayout* layout = new QHBoxLayout();
+	layout->setSpacing(0);
+	layout->setContentsMargins(1, 1, 1, 1);
+	layout->setAlignment(Qt::AlignTop);
+
+	m_box = new QComboBox();
+	QFontDatabase database;
+	m_box->setFont(QFont("Roboto"));
+	for( QString fam : database.families() )
+	{
+		m_box->addItem(fam);
+	}
+
+	QLabel* sampleLabel = new QLabel("Font preview:");
+	m_sampleLabel = new QLabel("AaBbCcXxYyZz");
+	layout->addWidget(sampleLabel);
+	layout->addWidget(m_sampleLabel);
+	QBoxLayout* layout1 = new QVBoxLayout();
+	layout1->addWidget(m_box);
+	layout1->addLayout(layout);
+
+	connect(m_box, static_cast<void(QComboBox::*)(const QString &)>(&QComboBox::currentIndexChanged),
+		[=](const QString &family)
+		{
+			if (!family.isEmpty())
+			{
+				m_sampleLabel->setFont(QFont(family));
+			}
+		});
+
+	setLayout(layout1);
+	setSizePolicy(sizePolicy().horizontalPolicy(), QSizePolicy::Fixed);
+}
+
+void QtFontPicker::paintEvent(QPaintEvent*)
+{
+	QStyleOption opt;
+	opt.init(this);
+
+	QPainter p(this);
+	style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
+}
+
+QString QtFontPicker::getText()
+{
+	return m_box->currentText();
+}
+
+void QtFontPicker::setText(QString text)
+{
+	m_box->setCurrentText(text);
+}
+

src/lib_gui/qt/element/QtFontPicker.h

@@ -0,0 +1,29 @@
+#ifndef QT_FONT_PICKER_H
+#define QT_FONT_PICKER_H
+
+#include <QWidget>
+
+class QPushButton;
+class QtLineEdit;
+class QComboBox;
+class QLabel;
+
+class QtFontPicker
+	: public QWidget
+{
+	Q_OBJECT
+
+public:
+	QtFontPicker(QWidget *parent);
+
+	virtual void paintEvent(QPaintEvent*) override;
+
+	QString getText();
+	void setText(QString text);
+
+private:
+	QLabel* m_sampleLabel;
+	QComboBox* m_box;
+};
+
+#endif // QT_FONT_PICKER_H

src/lib_gui/qt/window/project_wizzard/QtProjectWizzardContentPreferences.cpp

@@ -39,7 +39,7 @@ void QtProjectWizzardContentPreferences::populate(QGridLayout* layout, int& row)
 	row++;
 
 	// font face
-	m_fontFace = new QLineEdit();
+	m_fontFace = new QtFontPicker(this);
 	m_fontFace->setObjectName("name");
 	m_fontFace->setAttribute(Qt::WA_MacShowFocusRect, 0);
 
@@ -278,7 +278,7 @@ void QtProjectWizzardContentPreferences::save()
 {
 	ApplicationSettings* appSettings = ApplicationSettings::getInstance().get();
 
-	appSettings->setFontName(m_fontFace->text().toStdString());
+	appSettings->setFontName(m_fontFace->getText().toStdString());
 
 	appSettings->setFontSize(m_fontSize->currentIndex() + appSettings->getFontSizeMin());
 	appSettings->setCodeTabWidth(m_tabWidth->currentIndex() + 1);

src/lib_gui/qt/window/project_wizzard/QtProjectWizzardContentPreferences.h

@@ -5,6 +5,7 @@
 #include <QComboBox>
 #include <QLineEdit>
 
+#include "qt/element/QtFontPicker.h"
 #include "qt/element/QtLocationPicker.h"
 #include "qt/window/project_wizzard/QtProjectWizzardContent.h"
 #include "utility/path_detector/CombinedPathDetector.h"
@@ -32,7 +33,7 @@ private slots:
 private:
 	void addJavaPathDetection(QGridLayout* layout, int& row);
 
-	QLineEdit* m_fontFace;
+	QtFontPicker* m_fontFace;
 	QComboBox* m_fontSize;
 	QComboBox* m_tabWidth;