godot/editor/property_selector.cpp

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/*************************************************************************/
/* property_selector.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* 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 "property_selector.h"
#include "editor_scale.h"
#include "os/keyboard.h"
void PropertySelector::_text_changed(const String &p_newtext) {
_update_search();
}
void PropertySelector::_sbox_input(const Ref<InputEvent> &p_ie) {
Ref<InputEventKey> k = p_ie;
if (k.is_valid()) {
switch (k->get_scancode()) {
case KEY_UP:
case KEY_DOWN:
case KEY_PAGEUP:
case KEY_PAGEDOWN: {
search_options->call("_gui_input", k);
search_box->accept_event();
TreeItem *root = search_options->get_root();
if (!root->get_children())
break;
TreeItem *current = search_options->get_selected();
TreeItem *item = search_options->get_next_selected(root);
while (item) {
item->deselect(0);
item = search_options->get_next_selected(item);
}
current->select(0);
} break;
}
}
}
void PropertySelector::_update_search() {
if (properties)
set_title(TTR("Select Property"));
else
set_title(TTR("Select Method"));
search_options->clear();
help_bit->set_text("");
TreeItem *root = search_options->create_item();
if (properties) {
List<PropertyInfo> props;
if (instance) {
instance->get_property_list(&props, true);
} else if (type != Variant::NIL) {
Variant v;
Variant::CallError ce;
v = Variant::construct(type, NULL, 0, ce);
v.get_property_list(&props);
} else {
Object *obj = ObjectDB::get_instance(script);
if (obj && obj->cast_to<Script>()) {
props.push_back(PropertyInfo(Variant::NIL, "Script Variables", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CATEGORY));
obj->cast_to<Script>()->get_script_property_list(&props);
}
StringName base = base_type;
while (base) {
props.push_back(PropertyInfo(Variant::NIL, base, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_CATEGORY));
ClassDB::get_property_list(base, &props, true);
base = ClassDB::get_parent_class(base);
}
}
TreeItem *category = NULL;
bool found = false;
Ref<Texture> type_icons[Variant::VARIANT_MAX] = {
Control::get_icon("MiniVariant", "EditorIcons"),
Control::get_icon("MiniBoolean", "EditorIcons"),
Control::get_icon("MiniInteger", "EditorIcons"),
Control::get_icon("MiniFloat", "EditorIcons"),
Control::get_icon("MiniString", "EditorIcons"),
Control::get_icon("MiniVector2", "EditorIcons"),
Control::get_icon("MiniRect2", "EditorIcons"),
Control::get_icon("MiniVector3", "EditorIcons"),
Control::get_icon("MiniMatrix2", "EditorIcons"),
Control::get_icon("MiniPlane", "EditorIcons"),
Control::get_icon("MiniQuat", "EditorIcons"),
Control::get_icon("MiniAabb", "EditorIcons"),
Control::get_icon("MiniMatrix3", "EditorIcons"),
Control::get_icon("MiniTransform", "EditorIcons"),
Control::get_icon("MiniColor", "EditorIcons"),
Control::get_icon("MiniPath", "EditorIcons"),
Control::get_icon("MiniRid", "EditorIcons"),
Control::get_icon("MiniObject", "EditorIcons"),
Control::get_icon("MiniDictionary", "EditorIcons"),
Control::get_icon("MiniArray", "EditorIcons"),
Control::get_icon("MiniRawArray", "EditorIcons"),
Control::get_icon("MiniIntArray", "EditorIcons"),
Control::get_icon("MiniFloatArray", "EditorIcons"),
Control::get_icon("MiniStringArray", "EditorIcons"),
Control::get_icon("MiniVector2Array", "EditorIcons"),
Control::get_icon("MiniVector3Array", "EditorIcons"),
Control::get_icon("MiniColorArray", "EditorIcons")
};
for (List<PropertyInfo>::Element *E = props.front(); E; E = E->next()) {
if (E->get().usage == PROPERTY_USAGE_CATEGORY) {
if (category && category->get_children() == NULL) {
memdelete(category); //old category was unused
}
category = search_options->create_item(root);
category->set_text(0, E->get().name);
category->set_selectable(0, false);
Ref<Texture> icon;
if (E->get().name == "Script Variables") {
icon = get_icon("Script", "EditorIcons");
} else if (has_icon(E->get().name, "EditorIcons")) {
icon = get_icon(E->get().name, "EditorIcons");
} else {
icon = get_icon("Object", "EditorIcons");
}
category->set_icon(0, icon);
continue;
}
if (!(E->get().usage & PROPERTY_USAGE_EDITOR) && !(E->get().usage & PROPERTY_USAGE_SCRIPT_VARIABLE))
continue;
if (search_box->get_text() != String() && E->get().name.find(search_box->get_text()) == -1)
continue;
TreeItem *item = search_options->create_item(category ? category : root);
item->set_text(0, E->get().name);
item->set_metadata(0, E->get().name);
item->set_icon(0, type_icons[E->get().type]);
if (!found && search_box->get_text() != String() && E->get().name.find(search_box->get_text()) != -1) {
item->select(0);
found = true;
}
item->set_selectable(0, true);
}
if (category && category->get_children() == NULL) {
memdelete(category); //old category was unused
}
} else {
List<MethodInfo> methods;
if (type != Variant::NIL) {
Variant v;
Variant::CallError ce;
v = Variant::construct(type, NULL, 0, ce);
v.get_method_list(&methods);
} else {
Object *obj = ObjectDB::get_instance(script);
if (obj && obj->cast_to<Script>()) {
methods.push_back(MethodInfo("*Script Methods"));
obj->cast_to<Script>()->get_script_method_list(&methods);
}
StringName base = base_type;
while (base) {
methods.push_back(MethodInfo("*" + String(base)));
ClassDB::get_method_list(base, &methods, true);
base = ClassDB::get_parent_class(base);
}
}
TreeItem *category = NULL;
bool found = false;
bool script_methods = false;
for (List<MethodInfo>::Element *E = methods.front(); E; E = E->next()) {
if (E->get().name.begins_with("*")) {
if (category && category->get_children() == NULL) {
memdelete(category); //old category was unused
}
category = search_options->create_item(root);
category->set_text(0, E->get().name.replace_first("*", ""));
category->set_selectable(0, false);
Ref<Texture> icon;
script_methods = false;
if (E->get().name == "*Script Methods") {
icon = get_icon("Script", "EditorIcons");
script_methods = true;
} else if (has_icon(E->get().name, "EditorIcons")) {
icon = get_icon(E->get().name, "EditorIcons");
} else {
icon = get_icon("Object", "EditorIcons");
}
category->set_icon(0, icon);
continue;
}
String name = E->get().name.get_slice(":", 0);
if (!script_methods && name.begins_with("_") && !(E->get().flags & METHOD_FLAG_VIRTUAL))
continue;
if (search_box->get_text() != String() && name.find(search_box->get_text()) == -1)
continue;
TreeItem *item = search_options->create_item(category ? category : root);
MethodInfo mi = E->get();
String desc;
if (mi.name.find(":") != -1) {
desc = mi.name.get_slice(":", 1) + " ";
mi.name = mi.name.get_slice(":", 0);
} else if (mi.return_val.type != Variant::NIL)
desc = Variant::get_type_name(mi.return_val.type);
else
desc = "void ";
desc += " " + mi.name + " ( ";
for (int i = 0; i < mi.arguments.size(); i++) {
if (i > 0)
desc += ", ";
if (mi.arguments[i].type == Variant::NIL)
desc += "var ";
else if (mi.arguments[i].name.find(":") != -1) {
desc += mi.arguments[i].name.get_slice(":", 1) + " ";
mi.arguments[i].name = mi.arguments[i].name.get_slice(":", 0);
} else
desc += Variant::get_type_name(mi.arguments[i].type) + " ";
desc += mi.arguments[i].name;
}
desc += " )";
item->set_text(0, desc);
item->set_metadata(0, name);
item->set_selectable(0, true);
if (!found && search_box->get_text() != String() && name.find(search_box->get_text()) != -1) {
item->select(0);
found = true;
}
}
if (category && category->get_children() == NULL) {
memdelete(category); //old category was unused
}
}
get_ok()->set_disabled(root->get_children() == NULL);
}
void PropertySelector::_confirmed() {
TreeItem *ti = search_options->get_selected();
if (!ti)
return;
emit_signal("selected", ti->get_metadata(0));
hide();
}
void PropertySelector::_item_selected() {
help_bit->set_text("");
TreeItem *item = search_options->get_selected();
if (!item)
return;
String name = item->get_metadata(0);
String class_type;
if (type) {
class_type = Variant::get_type_name(type);
} else {
class_type = base_type;
}
DocData *dd = EditorHelp::get_doc_data();
String text;
if (properties) {
String at_class = class_type;
while (at_class != String()) {
Map<String, DocData::ClassDoc>::Element *E = dd->class_list.find(at_class);
if (E) {
for (int i = 0; i < E->get().properties.size(); i++) {
if (E->get().properties[i].name == name) {
text = E->get().properties[i].description;
}
}
}
at_class = ClassDB::get_parent_class(at_class);
}
if (text == String()) {
StringName setter;
StringName type;
if (ClassDB::get_setter_and_type_for_property(class_type, name, type, setter)) {
Map<String, DocData::ClassDoc>::Element *E = dd->class_list.find(type);
if (E) {
for (int i = 0; i < E->get().methods.size(); i++) {
if (E->get().methods[i].name == setter.operator String()) {
text = E->get().methods[i].description;
}
}
}
}
}
} else {
String at_class = class_type;
while (at_class != String()) {
Map<String, DocData::ClassDoc>::Element *E = dd->class_list.find(at_class);
if (E) {
for (int i = 0; i < E->get().methods.size(); i++) {
if (E->get().methods[i].name == name) {
text = E->get().methods[i].description;
}
}
}
at_class = ClassDB::get_parent_class(at_class);
}
}
if (text == String())
return;
help_bit->set_text(text);
}
void PropertySelector::_notification(int p_what) {
if (p_what == NOTIFICATION_ENTER_TREE) {
connect("confirmed", this, "_confirmed");
}
}
void PropertySelector::select_method_from_base_type(const String &p_base, const String &p_current) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
script = 0;
properties = false;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_script(const Ref<Script> &p_script, const String &p_current) {
ERR_FAIL_COND(p_script.is_null());
base_type = p_script->get_instance_base_type();
selected = p_current;
type = Variant::NIL;
script = p_script->get_instance_id();
properties = false;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_basic_type(Variant::Type p_type, const String &p_current) {
ERR_FAIL_COND(p_type == Variant::NIL);
base_type = "";
selected = p_current;
type = p_type;
script = 0;
properties = false;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_method_from_instance(Object *p_instance, const String &p_current) {
base_type = p_instance->get_class();
selected = p_current;
type = Variant::NIL;
script = 0;
{
Ref<Script> scr = p_instance->get_script();
if (scr.is_valid())
script = scr->get_instance_id();
}
properties = false;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_base_type(const String &p_base, const String &p_current) {
base_type = p_base;
selected = p_current;
type = Variant::NIL;
script = 0;
properties = true;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_script(const Ref<Script> &p_script, const String &p_current) {
ERR_FAIL_COND(p_script.is_null());
base_type = p_script->get_instance_base_type();
selected = p_current;
type = Variant::NIL;
script = p_script->get_instance_id();
properties = true;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_basic_type(Variant::Type p_type, const String &p_current) {
ERR_FAIL_COND(p_type == Variant::NIL);
base_type = "";
selected = p_current;
type = p_type;
script = 0;
properties = true;
instance = NULL;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::select_property_from_instance(Object *p_instance, const String &p_current) {
base_type = "";
selected = p_current;
type = Variant::NIL;
script = 0;
properties = true;
instance = p_instance;
popup_centered_ratio(0.6);
search_box->set_text("");
search_box->grab_focus();
_update_search();
}
void PropertySelector::_bind_methods() {
ClassDB::bind_method(D_METHOD("_text_changed"), &PropertySelector::_text_changed);
ClassDB::bind_method(D_METHOD("_confirmed"), &PropertySelector::_confirmed);
ClassDB::bind_method(D_METHOD("_sbox_input"), &PropertySelector::_sbox_input);
ClassDB::bind_method(D_METHOD("_item_selected"), &PropertySelector::_item_selected);
ADD_SIGNAL(MethodInfo("selected", PropertyInfo(Variant::STRING, "name")));
}
PropertySelector::PropertySelector() {
VBoxContainer *vbc = memnew(VBoxContainer);
add_child(vbc);
//set_child_rect(vbc);
search_box = memnew(LineEdit);
vbc->add_margin_child(TTR("Search:"), search_box);
search_box->connect("text_changed", this, "_text_changed");
search_box->connect("gui_input", this, "_sbox_input");
search_options = memnew(Tree);
vbc->add_margin_child(TTR("Matches:"), search_options, true);
get_ok()->set_text(TTR("Open"));
get_ok()->set_disabled(true);
register_text_enter(search_box);
set_hide_on_ok(false);
search_options->connect("item_activated", this, "_confirmed");
search_options->connect("cell_selected", this, "_item_selected");
search_options->set_hide_root(true);
search_options->set_hide_folding(true);
help_bit = memnew(EditorHelpBit);
vbc->add_margin_child(TTR("Description:"), help_bit);
help_bit->connect("request_hide", this, "_closed");
}