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transmission/gtk/FileList.cc

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// This file Copyright © 2009-2022 Mnemosyne LLC.
// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
// or any future license endorsed by Mnemosyne LLC.
// License text can be found in the licenses/ folder.
#include "FileList.h"
#include "GtkCompat.h"
#include "HigWorkarea.h" // GUI_PAD, GUI_PAD_BIG
#include "IconCache.h"
#include "PrefsDialog.h"
#include "Session.h"
#include "Utils.h"
#include <libtransmission/utils.h>
#include <giomm/icon.h>
#include <glibmm/fileutils.h>
#include <glibmm/i18n.h>
#include <glibmm/main.h>
#include <glibmm/markup.h>
#include <glibmm/miscutils.h>
#include <glibmm/nodetree.h>
#include <gtkmm/cellrendererpixbuf.h>
#include <gtkmm/cellrendererprogress.h>
#include <gtkmm/cellrenderertext.h>
#include <gtkmm/cellrenderertoggle.h>
#include <gtkmm/messagedialog.h>
#include <gtkmm/treemodel.h>
#include <gtkmm/treemodelcolumn.h>
#include <gtkmm/treeselection.h>
#include <gtkmm/treestore.h>
#include <gtkmm/treeview.h>
#include <fmt/core.h>
#include <algorithm>
#include <cstddef>
#include <list>
#include <memory>
#include <queue>
#include <stack>
#include <string>
#include <string_view>
#include <unordered_map>
#include <utility>
using namespace std::literals;
namespace
{
enum
{
/* these two fields could be any number at all so long as they're not
* TR_PRI_LOW, TR_PRI_NORMAL, TR_PRI_HIGH, true, or false */
NOT_SET = 1000,
MIXED = 1001
};
class FileModelColumns : public Gtk::TreeModelColumnRecord
{
public:
FileModelColumns() noexcept
{
add(icon);
add(label);
add(label_esc);
add(prog);
add(prog_str);
add(index);
add(size);
add(size_str);
add(have);
add(priority);
add(enabled);
}
Gtk::TreeModelColumn<Glib::RefPtr<Gio::Icon>> icon;
Gtk::TreeModelColumn<Glib::ustring> label;
Gtk::TreeModelColumn<Glib::ustring> label_esc;
Gtk::TreeModelColumn<int> prog;
Gtk::TreeModelColumn<Glib::ustring> prog_str;
Gtk::TreeModelColumn<unsigned int> index;
Gtk::TreeModelColumn<uint64_t> size;
Gtk::TreeModelColumn<Glib::ustring> size_str;
Gtk::TreeModelColumn<uint64_t> have;
Gtk::TreeModelColumn<int> priority;
Gtk::TreeModelColumn<int> enabled;
};
FileModelColumns const file_cols;
} // namespace
class FileList::Impl
{
public:
Impl(
FileList& widget,
Glib::RefPtr<Gtk::Builder> const& builder,
Glib::ustring const& view_name,
Glib::RefPtr<Session> const& core,
tr_torrent_id_t torrent_id);
~Impl();
TR_DISABLE_COPY_MOVE(Impl)
void set_torrent(tr_torrent_id_t torrent_id);
void reset_torrent();
private:
void clearData();
void refresh();
bool getAndSelectEventPath(double view_x, double view_y, Gtk::TreeViewColumn*& col, Gtk::TreeModel::Path& path);
[[nodiscard]] std::vector<tr_file_index_t> getActiveFilesForPath(Gtk::TreeModel::Path const& path) const;
[[nodiscard]] std::vector<tr_file_index_t> getSelectedFilesAndDescendants() const;
[[nodiscard]] std::vector<tr_file_index_t> getSubtree(Gtk::TreeModel::Path const& path) const;
bool onViewButtonPressed(guint button, TrGdkModifierType state, double view_x, double view_y);
bool onViewPathToggled(Gtk::TreeViewColumn* col, Gtk::TreeModel::Path const& path);
void onRowActivated(Gtk::TreeModel::Path const& path, Gtk::TreeViewColumn* col);
void cell_edited_callback(Glib::ustring const& path_string, Glib::ustring const& newname);
void on_rename_done(Glib::ustring const& path_string, Glib::ustring const& newname, int error);
void on_rename_done_idle(Glib::ustring const& path_string, Glib::ustring const& newname, int error);
private:
FileList& widget_;
Glib::RefPtr<Session> const core_;
// GtkWidget* top_ = nullptr; // == widget_
Gtk::TreeView* view_ = nullptr;
Glib::RefPtr<Gtk::TreeStore> store_;
tr_torrent_id_t torrent_id_ = {};
sigc::connection timeout_tag_;
std::queue<sigc::connection> rename_done_tags_;
};
void FileList::Impl::clearData()
{
torrent_id_ = -1;
timeout_tag_.disconnect();
}
FileList::Impl::~Impl()
{
while (!rename_done_tags_.empty())
{
rename_done_tags_.front().disconnect();
rename_done_tags_.pop();
}
clearData();
}
/***
****
***/
namespace
{
struct RefreshData
{
int sort_column_id;
bool resort_needed;
tr_torrent* tor;
};
bool refreshFilesForeach(
Glib::RefPtr<Gtk::TreeStore> const& store,
Gtk::TreeModel::iterator const& iter,
RefreshData& refresh_data)
{
bool const is_file = iter->children().empty();
auto const old_enabled = iter->get_value(file_cols.enabled);
auto const old_have = iter->get_value(file_cols.have);
auto const old_priority = iter->get_value(file_cols.priority);
auto const old_progress = iter->get_value(file_cols.prog);
auto const old_size = iter->get_value(file_cols.size);
auto new_enabled = int{};
auto new_have = decltype(old_have){};
auto new_priority = int{};
auto new_progress = int{};
auto new_size = decltype(old_size){};
if (is_file)
{
auto const index = iter->get_value(file_cols.index);
auto const file = tr_torrentFile(refresh_data.tor, index);
new_enabled = static_cast<int>(file.wanted);
new_priority = int{ file.priority };
new_have = file.have;
new_size = file.length;
new_progress = static_cast<int>(100 * file.progress);
}
else
{
new_enabled = NOT_SET;
new_priority = NOT_SET;
/* since gtk_tree_model_foreach() is depth-first, we can
* get the `sub' info by walking the immediate children */
for (auto const& child : iter->children())
{
auto const child_size = child[file_cols.size];
auto const child_have = child[file_cols.have];
auto const child_priority = child[file_cols.priority];
auto const child_enabled = child[file_cols.enabled];
if (child_enabled != static_cast<int>(false) && (child_enabled != NOT_SET))
{
new_size += child_size;
new_have += child_have;
}
if (new_enabled == NOT_SET)
{
new_enabled = child_enabled;
}
else if (new_enabled != child_enabled)
{
new_enabled = MIXED;
}
if (new_priority == NOT_SET)
{
new_priority = child_priority;
}
else if (new_priority != child_priority)
{
new_priority = MIXED;
}
}
new_progress = new_size != 0 ? static_cast<int>(100.0 * new_have / new_size) : 1;
}
new_progress = std::clamp(new_progress, 0, 100);
if (new_priority != old_priority || new_enabled != old_enabled)
{
/* Changing a value in the sort column can trigger a resort
* which breaks this foreach () call. (See #3529)
* As a workaround: if that's about to happen, temporarily disable
* sorting until we finish walking the tree. */
if (!refresh_data.resort_needed &&
(((refresh_data.sort_column_id == file_cols.priority.index()) && (new_priority != old_priority)) ||
((refresh_data.sort_column_id == file_cols.enabled.index()) && (new_enabled != old_enabled))))
{
refresh_data.resort_needed = true;
store->set_sort_column(GTK_TREE_SORTABLE_UNSORTED_SORT_COLUMN_ID, TR_GTK_SORT_TYPE(ASCENDING));
}
}
if (new_enabled != old_enabled)
{
(*iter)[file_cols.enabled] = new_enabled;
}
if (new_priority != old_priority)
{
(*iter)[file_cols.priority] = new_priority;
}
if (new_size != old_size)
{
(*iter)[file_cols.size] = new_size;
(*iter)[file_cols.size_str] = tr_strlsize(new_size);
}
if (new_have != old_have)
{
(*iter)[file_cols.have] = new_have;
}
if (new_progress != old_progress)
{
(*iter)[file_cols.prog] = new_progress;
(*iter)[file_cols.prog_str] = fmt::format(FMT_STRING("{:d}%"), new_progress);
}
return false; /* keep walking */
}
void gtr_tree_model_foreach_postorder(Glib::RefPtr<Gtk::TreeModel> const& model, Gtk::TreeModel::SlotForeachIter const& func)
{
auto items = std::stack<Gtk::TreeModel::iterator>();
if (auto const root_child_it = model->children().begin(); root_child_it)
{
items.push(root_child_it);
}
while (!items.empty())
{
while (items.top())
{
if (auto const child_it = items.top()->children().begin(); child_it)
{
items.push(child_it);
}
else
{
func(items.top()++);
}
}
items.pop();
if (!items.empty())
{
func(items.top()++);
}
}
}
} // namespace
void FileList::Impl::refresh()
{
if (tr_torrent* tor = core_->find_torrent(torrent_id_); tor == nullptr)
{
widget_.clear();
}
else
{
Gtk::SortType order = TR_GTK_SORT_TYPE(ASCENDING);
int sort_column_id = 0;
store_->get_sort_column_id(sort_column_id, order);
RefreshData refresh_data{ sort_column_id, false, tor };
gtr_tree_model_foreach_postorder(
store_,
[this, &refresh_data](Gtk::TreeModel::iterator const& iter)
{ return refreshFilesForeach(store_, iter, refresh_data); });
if (refresh_data.resort_needed)
{
store_->set_sort_column(sort_column_id, order);
}
}
}
/***
****
***/
namespace
{
bool getSelectedFilesForeach(
Gtk::TreeModel::iterator const& iter,
Glib::RefPtr<Gtk::TreeSelection> const& sel,
std::vector<tr_file_index_t>& indexBuf)
{
if (bool const is_file = iter->children().empty(); is_file)
{
/* active means: if it's selected or any ancestor is selected */
bool is_active = sel->is_selected(iter);
if (!is_active)
{
for (auto walk = iter->parent(); !is_active && walk; walk = walk->parent())
{
is_active = sel->is_selected(walk);
}
}
if (is_active)
{
indexBuf.push_back(iter->get_value(file_cols.index));
}
}
return false; /* keep walking */
}
} // namespace
std::vector<tr_file_index_t> FileList::Impl::getSelectedFilesAndDescendants() const
{
auto const sel = view_->get_selection();
std::vector<tr_file_index_t> indexBuf;
store_->foreach_iter([&sel, &indexBuf](Gtk::TreeModel::iterator const& iter)
{ return getSelectedFilesForeach(iter, sel, indexBuf); });
return indexBuf;
}
namespace
{
bool getSubtreeForeach(
Gtk::TreeModel::Path const& path,
Gtk::TreeModel::iterator const& iter,
Gtk::TreeModel::Path const& subtree_path,
std::vector<tr_file_index_t>& indexBuf)
{
if (bool const is_file = iter->children().empty(); is_file)
{
if (path == subtree_path || path.is_descendant(subtree_path))
{
indexBuf.push_back(iter->get_value(file_cols.index));
}
}
return false; /* keep walking */
}
} // namespace
std::vector<tr_file_index_t> FileList::Impl::getSubtree(Gtk::TreeModel::Path const& subtree_path) const
{
std::vector<tr_file_index_t> indexBuf;
store_->foreach ([&subtree_path, &indexBuf](Gtk::TreeModel::Path const& path, Gtk::TreeModel::iterator const& iter)
{ return getSubtreeForeach(path, iter, subtree_path, indexBuf); });
return indexBuf;
}
/* if `path' is a selected row, all selected rows are returned.
* otherwise, only the row indicated by `path' is returned.
* this is for toggling all the selected rows' states in a batch.
*
* indexBuf should be large enough to hold tr_inf.fileCount files.
*/
std::vector<tr_file_index_t> FileList::Impl::getActiveFilesForPath(Gtk::TreeModel::Path const& path) const
{
if (view_->get_selection()->is_selected(path))
{
/* clicked in a selected row... use the current selection */
return getSelectedFilesAndDescendants();
}
/* clicked OUTSIDE of the selected row... just use the clicked row */
return getSubtree(path);
}
/***
****
***/
void FileList::clear()
{
impl_->reset_torrent();
}
namespace
{
struct build_data
{
Gtk::Widget* w = nullptr;
tr_torrent* tor = nullptr;
Gtk::TreeStore::iterator iter;
Glib::RefPtr<Gtk::TreeStore> store;
};
struct row_struct
{
uint64_t length = 0;
Glib::ustring name;
int index = 0;
};
using FileRowNode = Glib::NodeTree<row_struct>;
void buildTree(FileRowNode& node, build_data& build)
{
auto const& child_data = node.data();
bool const isLeaf = node.child_count() == 0;
auto const mime_type = isLeaf ? tr_get_mime_type_for_filename(child_data.name.raw()) : DirectoryMimeType;
auto const icon = gtr_get_mime_type_icon(mime_type);
auto const file = isLeaf ? tr_torrentFile(build.tor, child_data.index) : tr_file_view{};
int const priority = isLeaf ? file.priority : 0;
bool const enabled = isLeaf ? file.wanted : true;
auto name_esc = Glib::Markup::escape_text(child_data.name);
auto const child_iter = build.store->prepend(build.iter->children());
(*child_iter)[file_cols.index] = child_data.index;
(*child_iter)[file_cols.label] = child_data.name;
(*child_iter)[file_cols.label_esc] = name_esc;
(*child_iter)[file_cols.size] = child_data.length;
(*child_iter)[file_cols.size_str] = tr_strlsize(child_data.length);
(*child_iter)[file_cols.icon] = icon;
(*child_iter)[file_cols.priority] = priority;
(*child_iter)[file_cols.enabled] = static_cast<int>(enabled);
if (!isLeaf)
{
build_data b = build;
b.iter = child_iter;
node.foreach ([&b](auto& child_node) { buildTree(child_node, b); }, TR_GLIB_NODE_TREE_TRAVERSE_FLAGS(FileRowNode, ALL));
}
}
} // namespace
void FileList::set_torrent(tr_torrent_id_t torrent_id)
{
impl_->set_torrent(torrent_id);
}
struct PairHash
{
template<typename T1, typename T2>
auto operator()(std::pair<T1, T2> const& pair) const
{
return std::hash<T1>{}(pair.first) ^ std::hash<T2>{}(pair.second);
}
};
void FileList::Impl::set_torrent(tr_torrent_id_t torrent_id)
{
if (torrent_id_ == torrent_id && store_ != nullptr && !store_->children().empty())
{
return;
}
/* unset the old fields */
clearData();
/* instantiate the model */
store_ = Gtk::TreeStore::create(file_cols);
torrent_id_ = torrent_id;
/* populate the model */
if (torrent_id_ > 0)
{
if (auto* const tor = core_->find_torrent(torrent_id_); tor != nullptr)
{
// build a GNode tree of the files
auto root = FileRowNode{};
auto& root_data = root.data();
root_data.name = tr_torrentName(tor);
root_data.index = -1;
root_data.length = 0;
auto nodes = std::unordered_map<std::pair<FileRowNode* /*parent*/, std::string_view>, FileRowNode*, PairHash>{};
for (tr_file_index_t i = 0, n_files = tr_torrentFileCount(tor); i < n_files; ++i)
{
auto* parent = &root;
auto const file = tr_torrentFile(tor, i);
auto path = std::string_view{ file.name };
auto token = std::string_view{};
while (tr_strvSep(&path, &token, '/'))
{
auto*& node = nodes[std::make_pair(parent, token)];
if (node == nullptr)
{
auto const is_leaf = std::empty(path);
node = parent->prepend_data({});
auto& node_data = node->data();
node_data.name = std::string{ token };
node_data.index = is_leaf ? (int)i : -1;
node_data.length = is_leaf ? file.length : 0;
}
parent = node;
}
}
// now, add them to the model
struct build_data build;
build.w = &widget_;
build.tor = tor;
build.store = store_;
root.foreach (
[&build](auto& child_node) { buildTree(child_node, build); },
TR_GLIB_NODE_TREE_TRAVERSE_FLAGS(FileRowNode, ALL));
}
refresh();
timeout_tag_ = Glib::signal_timeout().connect_seconds(
[this]() { return refresh(), true; },
SECONDARY_WINDOW_REFRESH_INTERVAL_SECONDS);
}
view_->set_model(store_);
/* set default sort by label */
store_->set_sort_column(file_cols.label, TR_GTK_SORT_TYPE(ASCENDING));
view_->expand_row(Gtk::TreeModel::Path("0"), false);
// view_->expand_all();
}
void FileList::Impl::reset_torrent()
{
clearData();
store_ = Gtk::TreeStore::create(file_cols);
view_->set_model(store_);
}
/***
****
***/
namespace
{
void renderDownload(Gtk::CellRenderer* renderer, Gtk::TreeModel::const_iterator const& iter)
{
auto* const toggle_renderer = dynamic_cast<Gtk::CellRendererToggle*>(renderer);
g_assert(toggle_renderer != nullptr);
if (toggle_renderer == nullptr)
{
return;
}
auto const enabled = iter->get_value(file_cols.enabled);
toggle_renderer->property_inconsistent() = enabled == MIXED;
toggle_renderer->property_active() = enabled == static_cast<int>(true);
}
void renderPriority(Gtk::CellRenderer* renderer, Gtk::TreeModel::const_iterator const& iter)
{
auto* const text_renderer = dynamic_cast<Gtk::CellRendererText*>(renderer);
g_assert(text_renderer != nullptr);
if (text_renderer == nullptr)
{
return;
}
Glib::ustring text;
switch (auto const priority = iter->get_value(file_cols.priority); priority)
{
case TR_PRI_HIGH:
text = _("High");
break;
case TR_PRI_NORMAL:
text = _("Normal");
break;
case TR_PRI_LOW:
text = _("Low");
break;
default:
text = _("Mixed");
break;
}
text_renderer->property_text() = text;
}
/* build a filename from tr_torrentGetCurrentDir() + the model's FC_LABELs */
std::string buildFilename(tr_torrent const* tor, Gtk::TreeModel::iterator const& iter)
{
std::vector<std::string> tokens;
for (auto child = iter; child; child = child->parent())
{
tokens.push_back(child->get_value(file_cols.label));
}
tokens.emplace_back(tr_torrentGetCurrentDir(tor));
std::reverse(tokens.begin(), tokens.end());
return Glib::build_filename(tokens);
}
} // namespace
void FileList::Impl::onRowActivated(Gtk::TreeModel::Path const& path, Gtk::TreeViewColumn* /*col*/)
{
bool handled = false;
if (auto const* tor = core_->find_torrent(torrent_id_); tor != nullptr)
{
if (auto const iter = store_->get_iter(path); iter)
{
auto filename = buildFilename(tor, iter);
auto const prog = iter->get_value(file_cols.prog);
/* if the file's not done, walk up the directory tree until we find
* an ancestor that exists, and open that instead */
if (!filename.empty() && (prog < 100 || !Glib::file_test(filename, TR_GLIB_FILE_TEST(EXISTS))))
{
do
{
filename = Glib::path_get_dirname(filename);
} while (!filename.empty() && !Glib::file_test(filename, TR_GLIB_FILE_TEST(EXISTS)));
}
if (handled = !filename.empty(); handled)
{
gtr_open_file(filename);
}
}
}
// return handled;
}
bool FileList::Impl::onViewPathToggled(Gtk::TreeViewColumn* col, Gtk::TreeModel::Path const& path)
{
if (col == nullptr || path.empty())
{
return false;
}
bool handled = false;
auto const cid = col->get_sort_column_id();
auto* tor = core_->find_torrent(torrent_id_);
if (tor != nullptr && (cid == file_cols.priority.index() || cid == file_cols.enabled.index()))
{
auto const indexBuf = getActiveFilesForPath(path);
auto const iter = store_->get_iter(path);
if (cid == file_cols.priority.index())
{
auto priority = iter->get_value(file_cols.priority);
switch (priority)
{
case TR_PRI_NORMAL:
priority = TR_PRI_HIGH;
break;
case TR_PRI_HIGH:
priority = TR_PRI_LOW;
break;
default:
priority = TR_PRI_NORMAL;
break;
}
tr_torrentSetFilePriorities(tor, indexBuf.data(), indexBuf.size(), priority);
}
else
{
auto const enabled = iter->get_value(file_cols.enabled);
tr_torrentSetFileDLs(tor, indexBuf.data(), indexBuf.size(), enabled == static_cast<int>(false));
}
refresh();
handled = true;
}
return handled;
}
/**
* @note 'col' and 'path' are assumed not to be nullptr.
*/
bool FileList::Impl::getAndSelectEventPath(double view_x, double view_y, Gtk::TreeViewColumn*& col, Gtk::TreeModel::Path& path)
{
int cell_x = 0;
int cell_y = 0;
if (view_->get_path_at_pos(view_x, view_y, path, col, cell_x, cell_y))
{
if (auto const sel = view_->get_selection(); !sel->is_selected(path))
{
sel->unselect_all();
sel->select(path);
}
return true;
}
return false;
}
bool FileList::Impl::onViewButtonPressed(guint button, TrGdkModifierType state, double view_x, double view_y)
{
Gtk::TreeViewColumn* col = nullptr;
Gtk::TreeModel::Path path;
bool handled = false;
if (button == GDK_BUTTON_PRIMARY &&
(state & (TR_GDK_MODIFIED_TYPE(SHIFT_MASK) | TR_GDK_MODIFIED_TYPE(CONTROL_MASK))) == TrGdkModifierType{} &&
getAndSelectEventPath(view_x, view_y, col, path))
{
handled = onViewPathToggled(col, path);
}
return handled;
}
struct rename_data
{
Glib::ustring newname;
Glib::ustring path_string;
gpointer impl = nullptr;
};
void FileList::Impl::on_rename_done(Glib::ustring const& path_string, Glib::ustring const& newname, int error)
{
rename_done_tags_.push(Glib::signal_idle().connect(
[this, path_string, newname, error]()
{
rename_done_tags_.pop();
on_rename_done_idle(path_string, newname, error);
return false;
}));
}
void FileList::Impl::on_rename_done_idle(Glib::ustring const& path_string, Glib::ustring const& newname, int error)
{
if (error == 0)
{
if (auto const iter = store_->get_iter(path_string); iter)
{
bool const isLeaf = iter->children().empty();
auto const mime_type = isLeaf ? tr_get_mime_type_for_filename(newname.raw()) : DirectoryMimeType;
auto const icon = gtr_get_mime_type_icon(mime_type);
(*iter)[file_cols.label] = newname;
(*iter)[file_cols.icon] = icon;
if (!iter->parent())
{
core_->torrent_changed(torrent_id_);
}
}
}
else
{
auto w = std::make_shared<Gtk::MessageDialog>(
gtr_widget_get_window(widget_),
fmt::format(
_("Couldn't rename '{old_path}' as '{path}': {error} ({error_code})"),
fmt::arg("old_path", path_string),
fmt::arg("path", newname),
fmt::arg("error", tr_strerror(error)),
fmt::arg("error_code", error)),
false,
TR_GTK_MESSAGE_TYPE(ERROR),
TR_GTK_BUTTONS_TYPE(CLOSE),
true);
w->set_secondary_text(_("Please correct the errors and try again."));
w->signal_response().connect([w](int /*response*/) mutable { w.reset(); });
w->show();
}
}
void FileList::Impl::cell_edited_callback(Glib::ustring const& path_string, Glib::ustring const& newname)
{
tr_torrent* const tor = core_->find_torrent(torrent_id_);
if (tor == nullptr)
{
return;
}
auto iter = store_->get_iter(path_string);
if (!iter)
{
return;
}
/* build oldpath */
Glib::ustring oldpath;
for (;;)
{
oldpath.insert(0, iter->get_value(file_cols.label));
iter = iter->parent();
if (!iter)
{
break;
}
oldpath.insert(0, 1, G_DIR_SEPARATOR);
}
/* do the renaming */
auto rename_data = std::make_unique<struct rename_data>();
rename_data->newname = newname;
rename_data->impl = this;
rename_data->path_string = path_string;
tr_torrentRenamePath(
tor,
oldpath.c_str(),
newname.c_str(),
static_cast<tr_torrent_rename_done_func>(
[](tr_torrent* /*tor*/, char const* /*oldpath*/, char const* /*newname*/, int error, gpointer data)
{
auto const data_grave = std::unique_ptr<struct rename_data>(static_cast<struct rename_data*>(data));
static_cast<Impl*>(data_grave->impl)->on_rename_done(data_grave->path_string, data_grave->newname, error);
}),
rename_data.release());
}
FileList::FileList(
BaseObjectType* cast_item,
Glib::RefPtr<Gtk::Builder> const& builder,
Glib::ustring const& view_name,
Glib::RefPtr<Session> const& core,
tr_torrent_id_t torrent_id)
: Gtk::ScrolledWindow(cast_item)
, impl_(std::make_unique<Impl>(*this, builder, view_name, core, torrent_id))
{
}
FileList::Impl::Impl(
FileList& widget,
Glib::RefPtr<Gtk::Builder> const& builder,
Glib::ustring const& view_name,
Glib::RefPtr<Session> const& core,
tr_torrent_id_t torrent_id)
: widget_(widget)
, core_(core)
, view_(gtr_get_widget<Gtk::TreeView>(builder, view_name))
{
/* create the view */
view_->signal_row_activated().connect(sigc::mem_fun(*this, &Impl::onRowActivated));
setup_tree_view_button_event_handling(
*view_,
[this](guint button, TrGdkModifierType state, double view_x, double view_y, bool /*context_menu_requested*/)
{ return onViewButtonPressed(button, state, view_x, view_y); },
[this](double view_x, double view_y) { return on_tree_view_button_released(*view_, view_x, view_y); });
auto pango_font_description = view_->create_pango_context()->get_font_description();
if (auto const new_size = pango_font_description.get_size() * 0.8; pango_font_description.get_size_is_absolute())
{
pango_font_description.set_absolute_size(new_size);
}
else
{
pango_font_description.set_size(new_size);
}
/* set up view */
auto const sel = view_->get_selection();
sel->set_mode(TR_GTK_SELECTION_MODE(MULTIPLE));
view_->expand_all();
view_->set_search_column(file_cols.label);
{
/* add file column */
auto* col = Gtk::make_managed<Gtk::TreeViewColumn>();
col->set_expand(true);
col->set_title(_("Name"));
col->set_resizable(true);
auto* icon_rend = Gtk::make_managed<Gtk::CellRendererPixbuf>();
col->pack_start(*icon_rend, false);
col->add_attribute(icon_rend->property_gicon(), file_cols.icon);
#if GTKMM_CHECK_VERSION(4, 0, 0)
icon_rend->property_icon_size() = Gtk::IconSize::NORMAL;
#else
icon_rend->property_stock_size() = Gtk::ICON_SIZE_MENU;
#endif
/* add text renderer */
auto* text_rend = Gtk::make_managed<Gtk::CellRendererText>();
text_rend->property_editable() = true;
text_rend->property_ellipsize() = TR_PANGO_ELLIPSIZE_MODE(END);
text_rend->property_font_desc() = pango_font_description;
text_rend->signal_edited().connect(sigc::mem_fun(*this, &Impl::cell_edited_callback));
col->pack_start(*text_rend, true);
col->add_attribute(text_rend->property_text(), file_cols.label);
col->set_sort_column(file_cols.label);
view_->append_column(*col);
}
{
/* add "size" column */
auto* rend = Gtk::make_managed<Gtk::CellRendererText>();
rend->property_alignment() = TR_PANGO_ALIGNMENT(RIGHT);
rend->property_font_desc() = pango_font_description;
rend->property_xpad() = GUI_PAD;
rend->property_xalign() = 1.0F;
rend->property_yalign() = 0.5F;
auto* col = Gtk::make_managed<Gtk::TreeViewColumn>(_("Size"), *rend);
col->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(GROW_ONLY));
col->set_sort_column(file_cols.size);
col->add_attribute(rend->property_text(), file_cols.size_str);
view_->append_column(*col);
}
{
/* add "progress" column */
auto const* title = _("Have");
int width = 0;
int height = 0;
view_->create_pango_layout(title)->get_pixel_size(width, height);
width += 30; /* room for the sort indicator */
auto* rend = Gtk::make_managed<Gtk::CellRendererProgress>();
auto* col = Gtk::make_managed<Gtk::TreeViewColumn>(title, *rend);
col->add_attribute(rend->property_text(), file_cols.prog_str);
col->add_attribute(rend->property_value(), file_cols.prog);
col->set_fixed_width(width);
col->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(FIXED));
col->set_sort_column(file_cols.prog);
view_->append_column(*col);
}
{
/* add "enabled" column */
auto const* title = _("Download");
int width = 0;
int height = 0;
view_->create_pango_layout(title)->get_pixel_size(width, height);
width += 30; /* room for the sort indicator */
auto* rend = Gtk::make_managed<Gtk::CellRendererToggle>();
auto* col = Gtk::make_managed<Gtk::TreeViewColumn>(title, *rend);
col->set_fixed_width(width);
col->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(FIXED));
col->set_cell_data_func(*rend, sigc::ptr_fun(&renderDownload));
col->set_sort_column(file_cols.enabled);
view_->append_column(*col);
}
{
/* add priority column */
auto const* title = _("Priority");
int width = 0;
int height = 0;
view_->create_pango_layout(title)->get_pixel_size(width, height);
width += 30; /* room for the sort indicator */
auto* rend = Gtk::make_managed<Gtk::CellRendererText>();
rend->property_xalign() = 0.5F;
rend->property_yalign() = 0.5F;
auto* col = Gtk::make_managed<Gtk::TreeViewColumn>(title, *rend);
col->set_fixed_width(width);
col->set_sizing(TR_GTK_TREE_VIEW_COLUMN_SIZING(FIXED));
col->set_sort_column(file_cols.priority);
col->set_cell_data_func(*rend, sigc::ptr_fun(&renderPriority));
view_->append_column(*col);
}
/* add tooltip to tree */
view_->set_tooltip_column(file_cols.label_esc.index());
set_torrent(torrent_id);
}
FileList::~FileList() = default;
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