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LibGUI: Start working on a file picker dialog (GFilePicker).

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Have LibGUI adopt GDirectoryModel from FileManager since it fits perfectly
for the needs of a file picker.
This commit is contained in:
Andreas Kling 2019-05-09 01:24:37 +02:00
parent d4ac9e9a8a
commit bd5c79aff2
9 changed files with 103 additions and 29 deletions
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79
LibGUI/GDirectoryModel.h Normal file
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#pragma once
#include <LibGUI/GModel.h>
#include <AK/HashMap.h>
#include <sys/stat.h>
class GDirectoryModel final : public GModel {
friend int thumbnail_thread(void*);
public:
static Retained<GDirectoryModel> create() { return adopt(*new GDirectoryModel); }
virtual ~GDirectoryModel() override;
enum Column {
Icon = 0,
Name,
Size,
Owner,
Group,
Permissions,
Inode,
__Count,
};
virtual int row_count(const GModelIndex& = GModelIndex()) const override;
virtual int column_count(const GModelIndex& = GModelIndex()) const override;
virtual String column_name(int column) const override;
virtual ColumnMetadata column_metadata(int column) const override;
virtual GVariant data(const GModelIndex&, Role = Role::Display) const override;
virtual void update() override;
virtual void activate(const GModelIndex&) override;
String path() const { return m_path; }
void open(const String& path);
size_t bytes_in_files() const { return m_bytes_in_files; }
Function<void(int done, int total)> on_thumbnail_progress;
private:
GDirectoryModel();
String name_for_uid(uid_t) const;
String name_for_gid(gid_t) const;
struct Entry {
String name;
size_t size { 0 };
mode_t mode { 0 };
uid_t uid { 0 };
uid_t gid { 0 };
ino_t inode { 0 };
mutable RetainPtr<GraphicsBitmap> thumbnail;
bool is_directory() const { return S_ISDIR(mode); }
bool is_executable() const { return mode & S_IXUSR; }
String full_path(const GDirectoryModel& model) const { return String::format("%s/%s", model.path().characters(), name.characters()); }
};
const Entry& entry(int index) const
{
if (index < m_directories.size())
return m_directories[index];
return m_files[index - m_directories.size()];
}
GIcon icon_for(const Entry& entry) const;
String m_path;
Vector<Entry> m_files;
Vector<Entry> m_directories;
size_t m_bytes_in_files;
GIcon m_directory_icon;
GIcon m_file_icon;
GIcon m_symlink_icon;
GIcon m_socket_icon;
GIcon m_executable_icon;
GIcon m_filetype_image_icon;
HashMap<uid_t, String> m_user_names;
HashMap<gid_t, String> m_group_names;
};