gui::dialog::dimension_measurements file_dialog::layout(int xloc, int yloc)
{
gui::dialog::dimension_measurements dim = dialog::layout(xloc, yloc);
//shift the menu up
unsigned y_shift = dim.menu_y - std::min<int>(dim.label_y, dim.textbox.y);
int y_max = dim.menu_y + get_menu().height();
dim.menu_y -= y_shift;
//shift the extra buttons up
if (show_directory_buttons_)
{
std::map<gui::dialog_button *const, std::pair<int,int> >::iterator i;
for(i = dim.buttons.begin(); i != dim.buttons.end(); ++i)
{
const int btn_h = i->first->height();
int& btn_y = i->second.second;
y_max = std::max<int>(y_max, btn_y + btn_h);
btn_y -= y_shift;
}
}
//shift the textbox down
const int textbox_bottom_y = dim.textbox.y + get_textbox().height();
const int label_bottom_y = dim.label_y + get_textbox().get_label()->height();
y_shift = y_max - std::max<int>(textbox_bottom_y, label_bottom_y);
dim.textbox.y += y_shift;
dim.label_y += y_shift;
set_layout(dim);
return dim;
}
void file_dialog::set_save_text(const std::string& filename)
{
const std::string fn = format_filename(filename);
const size_t filename_dot = fn.find_last_of('.');
get_textbox().set_text(fn);
get_textbox().set_selection(0, filename_dot != std::string::npos ? filename_dot : fn.length());
get_textbox().set_cursor_pos(0);
}
void file_dialog::action(gui::dialog_process_info &dp_info) {
if(result() == gui::CLOSE_DIALOG)
return;
//handle "delete item" requests
if(result() == gui::DELETE_ITEM)
{
if(!chosen_file_.empty())
{
if(files_list_->delete_chosen_file() == -1) {
gui2::show_transient_error_message(get_display().video()
, _("Deletion of the file failed."));
dp_info.clear_buttons();
} else {
dp_info.first_time = true;
}
}
set_result(gui::CONTINUE_DIALOG);
}
//handle "create item" requests
else if(result() == gui::CREATE_ITEM)
{
std::string new_dir_name = "";
if(gui2::tfolder_create::execute(new_dir_name, get_display().video()))
{
if( !files_list_->make_directory(new_dir_name) ) {
gui2::show_transient_error_message(get_display().video()
, _("Creation of the directory failed."));
} else {
dp_info.first_time = true;
}
}
dp_info.clear_buttons();
set_result(gui::CONTINUE_DIALOG);
}
//update the chosen file
if((dp_info.selection != last_selection_
|| dp_info.first_time
|| dp_info.double_clicked)
&& (!files_list_->type_a_head()
|| dp_info.new_left_button))
{
files_list_->reset_type_a_head();
chosen_file_ = files_list_->get_choice();
get_textbox().set_text(format_filename(chosen_file_));
last_selection_ = (dp_info.double_clicked) ? -1 : dp_info.selection;
last_textbox_text_ = textbox_text();
}
else if(textbox_text() != last_textbox_text_)
{
chosen_file_ = unformat_filename(textbox_text());
last_textbox_text_ = textbox_text();
// Do type-a-head search in listbox
if (autocomplete_) {
files_list_->select_file(textbox_text());
}
}
if(result() >=0) {
//if a directory has been chosen, enter it
if(files_list_->is_directory(chosen_file_))
{
files_list_->change_directory(chosen_file_);
get_message().set_text(format_dirname(files_list_->get_directory()));
//reset the chosen file
chosen_file_ = "..";
get_textbox().set_text(format_filename(chosen_file_));
set_result(gui::CONTINUE_DIALOG);
}
//if a file has been chosen, return button index "Ok"
else
{
set_result(0);
}
}
}
void file_dialog::select_file(const std::string& file)
{
chosen_file_ = file;
get_textbox().set_text(format_filename(chosen_file_));
files_list_->select_file(file);
}
