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@@ -0,0 +1,126 @@
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+#include <dirent.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <sys/stat.h>
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+#include <unistd.h>
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+#include <SharedGraphics/GraphicsBitmap.h>
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+#include <SharedGraphics/Painter.h>
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+#include <AK/FileSystemPath.h>
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+#include "DirectoryView.h"
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+
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+DirectoryView::DirectoryView(GWidget* parent)
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+ : GWidget(parent)
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+{
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+ m_directory_icon = GraphicsBitmap::load_from_file("/res/icons/folder16.rgb", { 16, 16 });
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+ m_file_icon = GraphicsBitmap::load_from_file("/res/icons/file16.rgb", { 16, 16 });
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+ m_symlink_icon = GraphicsBitmap::load_from_file("/res/icons/link16.rgb", { 16, 16 });
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+}
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+
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+DirectoryView::~DirectoryView()
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+{
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+}
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+
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+void DirectoryView::open(const String& path)
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+{
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+ if (m_path == path)
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+ return;
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+ m_path = path;
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+ reload();
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+ if (on_path_change)
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+ on_path_change(m_path);
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+ update();
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+}
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+
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+void DirectoryView::reload()
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+{
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+ DIR* dirp = opendir(m_path.characters());
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+ if (!dirp) {
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+ perror("opendir");
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+ exit(1);
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+ }
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+ m_directories.clear();
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+ m_files.clear();
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+ while (auto* de = readdir(dirp)) {
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+ Entry entry;
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+ entry.name = de->d_name;
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+ struct stat st;
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+ int rc = lstat(String::format("%s/%s", m_path.characters(), de->d_name).characters(), &st);
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+ if (rc < 0) {
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+ perror("lstat");
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+ continue;
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+ }
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+ entry.size = st.st_size;
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+ entry.mode = st.st_mode;
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+ auto& entries = S_ISDIR(st.st_mode) ? m_directories : m_files;
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+ entries.append(move(entry));
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+ }
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+ closedir(dirp);
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+}
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+
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+const GraphicsBitmap& DirectoryView::icon_for(const Entry& entry) const
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+{
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+ if (S_ISDIR(entry.mode))
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+ return *m_directory_icon;
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+ if (S_ISLNK(entry.mode))
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+ return *m_symlink_icon;
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+ return *m_file_icon;
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+}
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+
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+static String pretty_byte_size(size_t size)
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+{
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+ return String::format("%u", size);
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+}
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+
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+bool DirectoryView::should_show_size_for(const Entry& entry) const
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+{
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+ return S_ISREG(entry.mode);
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+}
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+
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+Rect DirectoryView::row_rect(int item_index) const
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+{
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+ return { 0, item_index * item_height(), width(), item_height() };
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+}
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+
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+void DirectoryView::mousedown_event(GMouseEvent& event)
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+{
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+ for (int i = 0; i < item_count(); ++i) {
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+ if (row_rect(i).contains(event.position())) {
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+ auto& entry = this->entry(i);
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+ if (entry.is_directory()) {
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+ FileSystemPath new_path(String::format("%s/%s", m_path.characters(), entry.name.characters()));
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+ open(new_path.string());
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+ }
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+ }
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+ }
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+}
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+
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+void DirectoryView::paint_event(GPaintEvent&)
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+{
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+ Painter painter(*this);
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+
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+ int horizontal_padding = 5;
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+ int icon_size = 16;
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+ int painted_item_index = 0;
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+
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+ auto process_entries = [&] (const Vector<Entry>& entries) {
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+ for (size_t i = 0; i < entries.size(); ++i, ++painted_item_index) {
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+ auto& entry = entries[i];
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+ int y = painted_item_index * item_height();
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+ Rect icon_rect(horizontal_padding, y, icon_size, item_height());
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+ Rect name_rect(icon_rect.right() + horizontal_padding, y, 100, item_height());
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+ Rect size_rect(name_rect.right() + horizontal_padding, y, 64, item_height());
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+ painter.fill_rect(row_rect(painted_item_index), i % 2 ? Color::LightGray : Color::White);
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+ painter.blit_with_alpha(icon_rect.location(), icon_for(entry), { 0, 0, icon_size, icon_size });
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+ painter.draw_text(name_rect, entry.name, Painter::TextAlignment::CenterLeft, Color::Black);
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+ if (should_show_size_for(entry))
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+ painter.draw_text(size_rect, pretty_byte_size(entry.size), Painter::TextAlignment::CenterRight, Color::Black);
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+ }
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+ };
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+
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+ process_entries(m_directories);
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+ process_entries(m_files);
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+
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+ Rect unpainted_rect(0, painted_item_index * item_height(), width(), height());
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+ unpainted_rect.intersect(rect());
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+ painter.fill_rect(unpainted_rect, Color::White);
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+}
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