use formattedDataSize for displaying sizes

source/common.h

@@ -5,6 +5,7 @@
 
 #include <QCoreApplication>
 #include <QDebug>
+#include <QLocale>
 #include <QMetaEnum>
 
 #include <algorithm>
@@ -23,6 +24,9 @@
 
 using namespace std::string_literals;
 
+using LitInt = unsigned long long int;
+using LitFlt = long double;
+
 inline constexpr std::nullopt_t None{std::nullopt};
 
 template<typename T>
@@ -72,6 +76,39 @@ struct IMemoryStream : public virtual MemoryStreamBuf, public std::istream {
 	}
 };
 
+#define siPrefixDivT(T, name, value) \
+	constexpr T operator "" name(T n) {return n / T(value);}
+
+#define siPrefixMulT(T, name, value) \
+	constexpr T operator "" name(T n) {return n * T(value);}
+
+#define siPrefixDiv(name, value) \
+	siPrefixDivT(LitInt, name, value) \
+	siPrefixDivT(LitFlt, name, value)
+
+#define siPrefixMul(name, value) \
+	siPrefixMulT(LitInt, name, value) \
+	siPrefixMulT(LitFlt, name, value)
+
+#define siPrefixDivMul(divName, mulName, value) \
+	siPrefixDiv(divName, value) \
+	siPrefixMul(mulName, value)
+
+siPrefixDivMul(_d,  _da,                       10)
+siPrefixDivMul(_c,  _h,                       100)
+siPrefixDivMul(_m,  _k,                     1'000)
+siPrefixDivMul(_mc, _M,                 1'000'000)
+siPrefixDivMul(_n,  _G,             1'000'000'000)
+siPrefixDivMul(_p,  _T,         1'000'000'000'000)
+siPrefixDivMul(_f,  _P,     1'000'000'000'000'000)
+siPrefixDivMul(_a,  _E, 1'000'000'000'000'000'000)
+siPrefixMul(_Ki,                     1'024)
+siPrefixMul(_Mi,                 1'048'576)
+siPrefixMul(_Gi,             1'073'741'824)
+siPrefixMul(_Ti,         1'099'511'627'776)
+siPrefixMul(_Pi,     1'125'899'906'842'624)
+siPrefixMul(_Ei, 1'152'921'504'606'846'976)
+
 static inline QString trMain(char const *sourceText,
                              char const *disambiguation = nullptr,
                              int n = -1) {
@@ -136,6 +173,10 @@ static inline T orThrow(Option<T> opt, Error err) {
 	}
 }
 
+static inline QString toBinSize(qint64 bytes) {
+	return QLocale().formattedDataSize(bytes, 2, QLocale::DataSizeSIFormat);
+}
+
 static inline QDebug operator<<(QDebug debug, std::string const &t) {
 	debug << QString::fromStdString(t);
 	return debug;

source/quam/archive.cc

@@ -195,7 +195,7 @@ namespace Arc {
 				switch(col) {
 					case Column::Size:
 						if(auto file = node->getFile()) {
-							return QVariant{QString::number(file->size())};
+							return QVariant{toBinSize(file->size())};
 						}
 						break;
 					case Column::Type:

source/quam/project.cc

@@ -20,6 +20,8 @@ Project::Project(std::istream &st, QErrorMessage *errors, QWidget *parent) :
 	        this,    &Project::dirChanged);
 	connect(tableView, &QAbstractItemView::doubleClicked,
 	        m_model,   &Arc::Model::setDirToIndex);
+	connect(dirName, &QLineEdit::returnPressed,
+	        this,    &Project::goPath);
 
 	dirName->setValidator(m_arc->validator);
 	m_sorter->setSourceModel(m_model);
@@ -30,28 +32,6 @@ Project::Project(std::istream &st, QErrorMessage *errors, QWidget *parent) :
 Project::~Project() {
 }
 
-void Project::dirChanged(Arc::Dir *from, Arc::Dir *to) {
-	if(!m_seekingDir) {
-		if(std::ptrdiff_t(m_histPos) < std::ptrdiff_t(m_hist.size()) - 1) {
-			auto beg = m_hist.begin();
-			std::advance(beg, m_histPos + 1);
-			m_hist.erase(beg, m_hist.end());
-		}
-
-		m_hist.push_back(to->getPath());
-		m_histPos = m_hist.size() - 1;
-	} else {
-		m_seekingDir = false;
-	}
-
-	tableView->sortByColumn(int(Arc::Column::Type), Qt::AscendingOrder);
-	tableView->resizeColumnsToContents();
-}
-
-void Project::seekTop() {
-	m_model->setDir(&m_arc->root);
-}
-
 bool Project::seekHistory(std::ptrdiff_t newPos) {
 	if(newPos < 0 || newPos >= m_hist.size()) {
 		return false;
@@ -77,6 +57,14 @@ bool Project::seekHistory(std::ptrdiff_t newPos) {
 	}
 }
 
+bool Project::seekPath(std::string path) {
+	return m_model->goPath(path);
+}
+
+void Project::seekTop() {
+	m_model->setDir(&m_arc->root);
+}
+
 bool Project::goBack() {
 	return seekHistory(std::ptrdiff_t(m_histPos) - 1);
 }
@@ -94,8 +82,34 @@ bool Project::goUp() {
 	return m_model->goUp();
 }
 
-bool Project::goPath(std::string path) {
+bool Project::goPath() {
-	return m_model->goPath(path);
+	auto newPath = dirName->text().toStdString();
+	if(!m_model->goPath(newPath)) {
+		m_errors->showMessage(tr("could not find directory") +
+		                      QString::fromStdString(" '"s + newPath + "'"));
+		return false;
+	} else {
+		return true;
+	}
+}
+
+void Project::dirChanged(Arc::Dir *from, Arc::Dir *to) {
+	if(!m_seekingDir) {
+		if(std::ptrdiff_t(m_histPos) < std::ptrdiff_t(m_hist.size()) - 1) {
+			auto beg = m_hist.begin();
+			std::advance(beg, m_histPos + 1);
+			m_hist.erase(beg, m_hist.end());
+		}
+
+		m_hist.push_back(to->getPath());
+		m_histPos = m_hist.size() - 1;
+	} else {
+		m_seekingDir = false;
+	}
+
+	dirName->setText(QString::fromStdString(to->getPath()));
+	tableView->sortByColumn(int(Arc::Column::Type), Qt::AscendingOrder);
+	tableView->resizeColumnsToContents();
 }
 
 // EOF

source/quam/project.h

@@ -18,6 +18,7 @@ public:
 	virtual ~Project();
 
 	bool seekHistory(std::ptrdiff_t newPos);
+	bool seekPath(std::string path);
 	void seekTop();
 
 public slots:
@@ -26,9 +27,9 @@ public slots:
 	bool goTop();
 	bool goUp();
 
-	bool goPath(std::string path);
-
 private slots:
+	bool goPath();
+
 	void dirChanged(Arc::Dir *from, Arc::Dir *to);
 
 private:

source/quam/project.ui

@@ -19,7 +19,7 @@
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
-     <widget class="QWidget" name="">
+     <widget class="QWidget" name="layoutWidget">
       <layout class="QVBoxLayout" name="verticalLayout">
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout">
@@ -32,7 +32,8 @@
             </sizepolicy>
            </property>
            <property name="icon">
-            <iconset theme="go-previous"/>
+            <iconset theme="go-previous">
+             <normaloff>.</normaloff>.</iconset>
            </property>
            <property name="flat">
             <bool>true</bool>
@@ -48,7 +49,8 @@
             </sizepolicy>
            </property>
            <property name="icon">
-            <iconset theme="go-next"/>
+            <iconset theme="go-next">
+             <normaloff>.</normaloff>.</iconset>
            </property>
            <property name="flat">
             <bool>true</bool>
@@ -64,7 +66,8 @@
             </sizepolicy>
            </property>
            <property name="icon">
-            <iconset theme="go-up"/>
+            <iconset theme="go-up">
+             <normaloff>.</normaloff>.</iconset>
            </property>
            <property name="flat">
             <bool>true</bool>