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godot/scene/gui/file_dialog.cpp

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GODOT IS OPEN SOURCE
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/*************************************************************************/
/* file_dialog.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "file_dialog.h"
#include "scene/gui/label.h"
#include "print_string.h"
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#include "os/keyboard.h"
#include "tools/editor/editor_settings.h"
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FileDialog::GetIconFunc FileDialog::get_icon_func=NULL;
FileDialog::GetIconFunc FileDialog::get_large_icon_func=NULL;
FileDialog::RegisterFunc FileDialog::register_func=NULL;
FileDialog::RegisterFunc FileDialog::unregister_func=NULL;
VBoxContainer *FileDialog::get_vbox() {
return vbox;
}
void FileDialog::_notification(int p_what) {
if (p_what==NOTIFICATION_DRAW) {
//RID ci = get_canvas_item();
//get_stylebox("panel","PopupMenu")->draw(ci,Rect2(Point2(),get_size()));
}
}
void FileDialog::set_enable_multiple_selection(bool p_enable) {
tree->set_select_mode(p_enable?Tree::SELECT_MULTI : Tree::SELECT_SINGLE);
};
Vector<String> FileDialog::get_selected_files() const {
Vector<String> list;
TreeItem* item = tree->get_root();
while ( (item = tree->get_next_selected(item)) ) {
list.push_back(dir_access->get_current_dir().plus_file(item->get_text(0)));
};
return list;
};
void FileDialog::update_dir() {
dir->set_text(dir_access->get_current_dir());
}
void FileDialog::_dir_entered(String p_dir) {
dir_access->change_dir(p_dir);
file->set_text("");
invalidate();
update_dir();
}
void FileDialog::_file_entered(const String& p_file) {
_action_pressed();
}
void FileDialog::_save_confirm_pressed() {
String f=dir_access->get_current_dir().plus_file(file->get_text());
emit_signal("file_selected",f);
hide();
}
void FileDialog::_post_popup() {
ConfirmationDialog::_post_popup();
if (invalidated) {
update_file_list();
invalidated=false;
}
if (mode==MODE_SAVE_FILE)
file->grab_focus();
else
tree->grab_focus();
}
void FileDialog::_action_pressed() {
if (mode==MODE_OPEN_FILES) {
TreeItem *ti=tree->get_next_selected(NULL);
String fbase=dir_access->get_current_dir();
DVector<String> files;
while(ti) {
files.push_back( fbase.plus_file(ti->get_text(0)) );
ti=tree->get_next_selected(ti);
}
if (files.size()) {
emit_signal("files_selected",files);
hide();
}
return;
}
String f=dir_access->get_current_dir().plus_file(file->get_text());
if (mode==MODE_OPEN_FILE && dir_access->file_exists(f)) {
emit_signal("file_selected",f);
hide();
}
if (mode==MODE_OPEN_DIR) {
String path=dir_access->get_current_dir();
/*if (tree->get_selected()) {
Dictionary d = tree->get_selected()->get_metadata(0);
if (d["dir"]) {
path=path+"/"+String(d["name"]);
}
}*/
path=path.replace("\\","/");
emit_signal("dir_selected",path);
hide();
}
if (mode==MODE_SAVE_FILE) {
-Fixed a few bugs in Viewport -Made a few demos using Viewport to show it's true power! -Fixed some start-up error messages.
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bool valid=false;
if (filter->get_selected()==filter->get_item_count()-1) {
valid=true; //match none
} else if (filters.size()>1 && filter->get_selected()==0) {
// match all filters
for (int i=0;i<filters.size();i++) {
String flt=filters[i].get_slice(";",0);
for (int j=0;j<flt.get_slice_count(",");j++) {
String str = flt.get_slice(",",j).strip_edges();
if (f.match(str)) {
valid=true;
break;
}
}
if (valid)
break;
}
} else {
int idx=filter->get_selected();
if (filters.size()>1)
idx--;
if (idx>=0 && idx<filters.size()) {
String flt=filters[idx].get_slice(";",0);
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int filterSliceCount=flt.get_slice_count(",");
for (int j=0;j<filterSliceCount;j++) {
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String str = (flt.get_slice(",",j).strip_edges());
if (f.match(str)) {
valid=true;
break;
}
}
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if (!valid && filterSliceCount>0) {
String str = (flt.get_slice(",",0).strip_edges());
f+=str.substr(1, str.length()-1);
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file->set_text(f.get_file());
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valid=true;
}
-Fixed a few bugs in Viewport -Made a few demos using Viewport to show it's true power! -Fixed some start-up error messages.
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} else {
valid=true;
}
}
if (!valid) {
exterr->popup_centered_minsize(Size2(250,80));
return;
}
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if (dir_access->file_exists(f)) {
confirm_save->set_text("File Exists, Overwrite?");
confirm_save->popup_centered(Size2(200,80));
} else {
-Fixed a few bugs in Viewport -Made a few demos using Viewport to show it's true power! -Fixed some start-up error messages.
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emit_signal("file_selected",f);
hide();
}
}
}
void FileDialog::_cancel_pressed() {
file->set_text("");
invalidate();
hide();
}
void FileDialog::_tree_selected() {
TreeItem *ti=tree->get_selected();
if (!ti)
return;
Dictionary d=ti->get_metadata(0);
if (!d["dir"]) {
file->set_text(d["name"]);
}
}
void FileDialog::_tree_dc_selected() {
TreeItem *ti=tree->get_selected();
if (!ti)
return;
Dictionary d=ti->get_metadata(0);
if (d["dir"]) {
dir_access->change_dir(d["name"]);
if (mode==MODE_OPEN_FILE || mode==MODE_OPEN_FILES || mode==MODE_OPEN_DIR)
file->set_text("");
call_deferred("_update_file_list");
call_deferred("_update_dir");
} else {
_action_pressed();
}
}
void FileDialog::update_file_list() {
tree->clear();
dir_access->list_dir_begin();
TreeItem *root = tree->create_item();
Ref<Texture> folder = get_icon("folder");
List<String> files;
List<String> dirs;
bool isdir;
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bool ishidden;
bool show_hidden = EditorSettings::get_singleton()->get("file_dialog/show_hidden_files");
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String item;
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while ((item=dir_access->get_next(&isdir))!="") {
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ishidden = dir_access->current_is_hidden();
if (show_hidden || !ishidden) {
if (!isdir)
files.push_back(item);
else
dirs.push_back(item);
}
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}
dirs.sort_custom<NoCaseComparator>();
files.sort_custom<NoCaseComparator>();
while(!dirs.empty()) {
if (dirs.front()->get()!=".") {
TreeItem *ti=tree->create_item(root);
ti->set_text(0,dirs.front()->get()+"/");
ti->set_icon(0,folder);
Dictionary d;
d["name"]=dirs.front()->get();
d["dir"]=true;
ti->set_metadata(0,d);
}
dirs.pop_front();
}
dirs.clear();
List<String> patterns;
// build filter
if (filter->get_selected()==filter->get_item_count()-1) {
// match all
} else if (filters.size()>1 && filter->get_selected()==0) {
// match all filters
for (int i=0;i<filters.size();i++) {
String f=filters[i].get_slice(";",0);
for (int j=0;j<f.get_slice_count(",");j++) {
patterns.push_back(f.get_slice(",",j).strip_edges());
}
}
} else {
int idx=filter->get_selected();
if (filters.size()>1)
idx--;
if (idx>=0 && idx<filters.size()) {
String f=filters[idx].get_slice(";",0);
for (int j=0;j<f.get_slice_count(",");j++) {
patterns.push_back(f.get_slice(",",j).strip_edges());
}
}
}
String base_dir = dir_access->get_current_dir();
while(!files.empty()) {
bool match=patterns.empty();
for(List<String>::Element *E=patterns.front();E;E=E->next()) {
if (files.front()->get().matchn(E->get())) {
match=true;
break;
}
}
if (match) {
TreeItem *ti=tree->create_item(root);
ti->set_text(0,files.front()->get());
if (get_icon_func) {
Ref<Texture> icon = get_icon_func(base_dir.plus_file(files.front()->get()));
ti->set_icon(0,icon);
}
if (mode==MODE_OPEN_DIR) {
ti->set_custom_color(0,get_color("files_disabled"));
ti->set_selectable(0,false);
}
Dictionary d;
d["name"]=files.front()->get();
d["dir"]=false;
ti->set_metadata(0,d);
if (file->get_text()==files.front()->get())
ti->select(0);
}
files.pop_front();
}
if (tree->get_root() && tree->get_root()->get_children())
tree->get_root()->get_children()->select(0);
files.clear();
}
void FileDialog::_filter_selected(int) {
update_file_list();
}
void FileDialog::update_filters() {
filter->clear();
if (filters.size()>1) {
String all_filters;
const int max_filters=5;
for(int i=0;i<MIN( max_filters, filters.size()) ;i++) {
String flt=filters[i].get_slice(";",0);
if (i>0)
all_filters+=",";
all_filters+=flt;
}
if (max_filters<filters.size())
all_filters+=", ...";
filter->add_item("All Recognized ( "+all_filters+" )");
}
for(int i=0;i<filters.size();i++) {
String flt=filters[i].get_slice(";",0).strip_edges();
String desc=filters[i].get_slice(";",1).strip_edges();
if (desc.length())
filter->add_item(desc+" ( "+flt+" )");
else
filter->add_item("( "+flt+" )");
}
filter->add_item("All Files (*)");
}
void FileDialog::clear_filters() {
filters.clear();
update_filters();
invalidate();
}
void FileDialog::add_filter(const String& p_filter) {
filters.push_back(p_filter);
update_filters();
invalidate();
}
String FileDialog::get_current_dir() const {
return dir->get_text();
}
String FileDialog::get_current_file() const {
return file->get_text();
}
String FileDialog::get_current_path() const {
return dir->get_text().plus_file(file->get_text());
}
void FileDialog::set_current_dir(const String& p_dir) {
dir_access->change_dir(p_dir);
update_dir();
invalidate();
}
void FileDialog::set_current_file(const String& p_file) {
file->set_text(p_file);
update_dir();
invalidate();
int lp = p_file.find_last(".");
if (lp!=-1) {
file->select(0,lp);
file->grab_focus();
}
}
void FileDialog::set_current_path(const String& p_path) {
if (!p_path.size())
return;
int pos=MAX( p_path.find_last("/"), p_path.find_last("\\") );
if (pos==-1) {
set_current_file(p_path);
} else {
String dir=p_path.substr(0,pos);
String file=p_path.substr(pos+1,p_path.length());
set_current_dir(dir);
set_current_file(file);
}
}
void FileDialog::set_mode(Mode p_mode) {
mode=p_mode;
switch(mode) {
case MODE_OPEN_FILE: get_ok()->set_text("Open"); set_title("Open a File"); makedir->hide(); break;
case MODE_OPEN_FILES: get_ok()->set_text("Open"); set_title("Open File(s)"); makedir->hide(); break;
case MODE_SAVE_FILE: get_ok()->set_text("Save"); set_title("Save a File"); makedir->show(); break;
case MODE_OPEN_DIR: get_ok()->set_text("Open"); set_title("Open a Directory"); makedir->show(); break;
}
if (mode==MODE_OPEN_FILES) {
tree->set_select_mode(Tree::SELECT_MULTI);
} else {
tree->set_select_mode(Tree::SELECT_SINGLE);
}
}
FileDialog::Mode FileDialog::get_mode() const {
return mode;
}
void FileDialog::set_access(Access p_access) {
ERR_FAIL_INDEX(p_access,3);
if (access==p_access)
return;
memdelete( dir_access );
switch(p_access) {
case ACCESS_FILESYSTEM: {
dir_access = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
} break;
case ACCESS_RESOURCES: {
dir_access = DirAccess::create(DirAccess::ACCESS_RESOURCES);
} break;
case ACCESS_USERDATA: {
dir_access = DirAccess::create(DirAccess::ACCESS_USERDATA);
} break;
}
access=p_access;
_update_drives();
invalidate();
update_filters();
update_dir();
}
void FileDialog::invalidate() {
if (is_visible()) {
update_file_list();
invalidated=false;
} else {
invalidated=true;
}
}
FileDialog::Access FileDialog::get_access() const{
return access;
}
void FileDialog::_make_dir_confirm() {
Error err = dir_access->make_dir( makedirname->get_text() );
if (err==OK) {
dir_access->change_dir(makedirname->get_text());
invalidate();
update_filters();
update_dir();
} else {
mkdirerr->popup_centered_minsize(Size2(250,50));
}
}
void FileDialog::_make_dir() {
makedialog->popup_centered_minsize(Size2(250,80));
-fixed export templates not loading/exporting on Windows -fixed TouchScreenButton with stretch2d -fixed(?) OSX crash on startup (test!!) -compilation fixes on windows -CollisionPolygon editor works again -find buttons en find dialog -TileMap editor cleanup (removed "error", made nicer) -viewport flicker fixed -make .scn default extension for saving scenes -export the rest of the network classes to gdscript
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makedirname->grab_focus();
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}
void FileDialog::_select_drive(int p_idx) {
String d = drives->get_item_text(p_idx);
dir_access->change_dir(d);
file->set_text("");
invalidate();
update_dir();
}
void FileDialog::_update_drives() {
int dc = dir_access->get_drive_count();
if (dc==0 || access!=ACCESS_FILESYSTEM) {
drives->hide();
} else {
drives->clear();
drives->show();
int current=-1;
String abspath = dir_access->get_current_dir();
for(int i=0;i<dir_access->get_drive_count();i++) {
String d = dir_access->get_drive(i);
if (abspath.begins_with(d))
current=i;
drives->add_item(dir_access->get_drive(i));
}
if (current!=-1)
drives->select(current);
}
}
void FileDialog::_bind_methods() {
ObjectTypeDB::bind_method(_MD("_tree_selected"),&FileDialog::_tree_selected);
ObjectTypeDB::bind_method(_MD("_tree_db_selected"),&FileDialog::_tree_dc_selected);
ObjectTypeDB::bind_method(_MD("_dir_entered"),&FileDialog::_dir_entered);
ObjectTypeDB::bind_method(_MD("_file_entered"),&FileDialog::_file_entered);
ObjectTypeDB::bind_method(_MD("_action_pressed"),&FileDialog::_action_pressed);
ObjectTypeDB::bind_method(_MD("_cancel_pressed"),&FileDialog::_cancel_pressed);
ObjectTypeDB::bind_method(_MD("_filter_selected"),&FileDialog::_filter_selected);
ObjectTypeDB::bind_method(_MD("_save_confirm_pressed"),&FileDialog::_save_confirm_pressed);
ObjectTypeDB::bind_method(_MD("clear_filters"),&FileDialog::clear_filters);
ObjectTypeDB::bind_method(_MD("add_filter","filter"),&FileDialog::add_filter);
ObjectTypeDB::bind_method(_MD("get_current_dir"),&FileDialog::get_current_dir);
ObjectTypeDB::bind_method(_MD("get_current_file"),&FileDialog::get_current_file);
ObjectTypeDB::bind_method(_MD("get_current_path"),&FileDialog::get_current_path);
ObjectTypeDB::bind_method(_MD("set_current_dir","dir"),&FileDialog::set_current_dir);
ObjectTypeDB::bind_method(_MD("set_current_file","file"),&FileDialog::set_current_file);
ObjectTypeDB::bind_method(_MD("set_current_path","path"),&FileDialog::set_current_path);
ObjectTypeDB::bind_method(_MD("set_mode","mode"),&FileDialog::set_mode);
ObjectTypeDB::bind_method(_MD("get_mode"),&FileDialog::get_mode);
ObjectTypeDB::bind_method(_MD("get_vbox:VBoxContainer"),&FileDialog::get_vbox);
ObjectTypeDB::bind_method(_MD("set_access","access"),&FileDialog::set_access);
ObjectTypeDB::bind_method(_MD("get_access"),&FileDialog::get_access);
ObjectTypeDB::bind_method(_MD("_select_drive"),&FileDialog::_select_drive);
ObjectTypeDB::bind_method(_MD("_make_dir"),&FileDialog::_make_dir);
ObjectTypeDB::bind_method(_MD("_make_dir_confirm"),&FileDialog::_make_dir_confirm);
ObjectTypeDB::bind_method(_MD("_update_file_list"),&FileDialog::update_file_list);
ObjectTypeDB::bind_method(_MD("_update_dir"),&FileDialog::update_dir);
ObjectTypeDB::bind_method(_MD("invalidate"),&FileDialog::invalidate);
ADD_SIGNAL(MethodInfo("file_selected",PropertyInfo( Variant::STRING,"path")));
ADD_SIGNAL(MethodInfo("files_selected",PropertyInfo( Variant::STRING_ARRAY,"paths")));
ADD_SIGNAL(MethodInfo("dir_selected",PropertyInfo( Variant::STRING,"dir")));
BIND_CONSTANT( MODE_OPEN_FILE );
BIND_CONSTANT( MODE_OPEN_FILES );
BIND_CONSTANT( MODE_OPEN_DIR );
BIND_CONSTANT( MODE_SAVE_FILE );
BIND_CONSTANT( ACCESS_RESOURCES );
BIND_CONSTANT( ACCESS_USERDATA );
BIND_CONSTANT( ACCESS_FILESYSTEM );
}
FileDialog::FileDialog() {
VBoxContainer *vbc = memnew( VBoxContainer );
add_child(vbc);
set_child_rect(vbc);
mode=MODE_SAVE_FILE;
set_title("Save a File");
dir = memnew(LineEdit);
HBoxContainer *pathhb = memnew( HBoxContainer );
pathhb->add_child(dir);
dir->set_h_size_flags(SIZE_EXPAND_FILL);
drives = memnew( OptionButton );
pathhb->add_child(drives);
drives->connect("item_selected",this,"_select_drive");
makedir = memnew( Button );
makedir->set_text("Create Folder");
makedir->connect("pressed",this,"_make_dir");
pathhb->add_child(makedir);
vbc->add_margin_child("Path:",pathhb);
tree = memnew(Tree);
tree->set_hide_root(true);
vbc->add_margin_child("Directories & Files:",tree,true);
file = memnew(LineEdit);
//add_child(file);
vbc->add_margin_child("File:",file);
filter = memnew( OptionButton );
//add_child(filter);
vbc->add_margin_child("Filter:",filter);
filter->set_clip_text(true);//too many extensions overflow it
dir_access = DirAccess::create(DirAccess::ACCESS_RESOURCES);
access=ACCESS_RESOURCES;
_update_drives();
connect("confirmed", this,"_action_pressed");
//cancel->connect("pressed", this,"_cancel_pressed");
tree->connect("cell_selected", this,"_tree_selected",varray(),CONNECT_DEFERRED);
tree->connect("item_activated", this,"_tree_db_selected",varray());
dir->connect("text_entered", this,"_dir_entered");
file->connect("text_entered", this,"_file_entered");
filter->connect("item_selected", this,"_filter_selected");
confirm_save = memnew( ConfirmationDialog );
confirm_save->set_as_toplevel(true);
add_child(confirm_save);
confirm_save->connect("confirmed", this,"_save_confirm_pressed");
makedialog = memnew( ConfirmationDialog );
makedialog->set_title("Create Folder");
VBoxContainer *makevb= memnew( VBoxContainer );
makedialog->add_child(makevb);
makedialog->set_child_rect(makevb);
makedirname = memnew( LineEdit );
makevb->add_margin_child("Name:",makedirname);
add_child(makedialog);
makedialog->register_text_enter(makedirname);
makedialog->connect("confirmed",this,"_make_dir_confirm");
mkdirerr = memnew( AcceptDialog );
mkdirerr->set_text("Could not create folder.");
add_child(mkdirerr);
-Fixed a few bugs in Viewport -Made a few demos using Viewport to show it's true power! -Fixed some start-up error messages.
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exterr = memnew( AcceptDialog );
exterr->set_text("Must use a valid extension.");
add_child(exterr);
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//update_file_list();
update_filters();
update_dir();
set_hide_on_ok(false);
vbox=vbc;
invalidated=true;
if (register_func)
register_func(this);
}
FileDialog::~FileDialog() {
if (unregister_func)
unregister_func(this);
memdelete(dir_access);
}
void LineEditFileChooser::_bind_methods() {
ObjectTypeDB::bind_method(_MD("_browse"),&LineEditFileChooser::_browse);
ObjectTypeDB::bind_method(_MD("_chosen"),&LineEditFileChooser::_chosen);
ObjectTypeDB::bind_method(_MD("get_button:Button"),&LineEditFileChooser::get_button);
ObjectTypeDB::bind_method(_MD("get_line_edit:LineEdit"),&LineEditFileChooser::get_line_edit);
ObjectTypeDB::bind_method(_MD("get_file_dialog:FileDialog"),&LineEditFileChooser::get_file_dialog);
}
void LineEditFileChooser::_chosen(const String& p_text){
line_edit->set_text(p_text);
line_edit->emit_signal("text_entered",p_text);
}
void LineEditFileChooser::_browse() {
dialog->popup_centered_ratio();
}
LineEditFileChooser::LineEditFileChooser() {
line_edit = memnew( LineEdit );
add_child(line_edit);
line_edit->set_h_size_flags(SIZE_EXPAND_FILL);
button = memnew( Button );
button->set_text(" .. ");
add_child(button);
button->connect("pressed",this,"_browse");
dialog = memnew( FileDialog);
add_child(dialog);
dialog->connect("file_selected",this,"_chosen");
dialog->connect("dir_selected",this,"_chosen");
dialog->connect("files_selected",this,"_chosen");
}
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