godot/scene/gui/menu_button.cpp
2015-04-18 14:38:54 -03:00

155 lines
4.9 KiB
C++

/*************************************************************************/
/* menu_button.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 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 "menu_button.h"
#include "os/keyboard.h"
void MenuButton::_unhandled_key_input(InputEvent p_event) {
//check accelerators
if (p_event.type==InputEvent::KEY && p_event.key.pressed) {
if (!get_parent() || !is_visible() || is_disabled())
return;
uint32_t code=p_event.key.scancode;
if (code==0)
code=p_event.key.unicode;
if (p_event.key.mod.control)
code|=KEY_MASK_CTRL;
if (p_event.key.mod.alt)
code|=KEY_MASK_ALT;
if (p_event.key.mod.meta)
code|=KEY_MASK_META;
if (p_event.key.mod.shift)
code|=KEY_MASK_SHIFT;
int item = popup->find_item_by_accelerator(code);
if (item>=0 && ! popup->is_item_disabled(item))
popup->activate_item(item);
/*
for(int i=0;i<items.size();i++) {
if (items[i].accel==0)
continue;
if (items[i].accel==code) {
emit_signal("item_pressed",items[i].ID);
}
}*/
}
}
void MenuButton::pressed() {
emit_signal("about_to_show");
Size2 size=get_size();
Point2 gp = get_global_pos();
popup->set_global_pos( gp + Size2( 0, size.height ) );
popup->set_size( Size2( size.width, 0) );
popup->set_parent_rect( Rect2(Point2(gp-popup->get_global_pos()),get_size()));
popup->popup();
popup->call_deferred("grab_click_focus");
popup->set_invalidate_click_until_motion();
}
void MenuButton::_input_event(InputEvent p_event) {
/*if (p_event.type==InputEvent::MOUSE_BUTTON && p_event.mouse_button.button_index==BUTTON_LEFT) {
clicked=p_event.mouse_button.pressed;
}
if (clicked && p_event.type==InputEvent::MOUSE_MOTION && popup->is_visible()) {
Point2 gt = Point2(p_event.mouse_motion.x,p_event.mouse_motion.y);
gt = get_global_transform().xform(gt);
Point2 lt = popup->get_transform().affine_inverse().xform(gt);
if (popup->has_point(lt)) {
//print_line("HAS POINT!!!");
popup->call_deferred("grab_click_focus");
}
}*/
BaseButton::_input_event(p_event);
}
PopupMenu *MenuButton::get_popup() {
return popup;
}
Array MenuButton::_get_items() const {
return popup->get("items");
}
void MenuButton::_set_items(const Array& p_items) {
popup->set("items",p_items);
}
void MenuButton::_bind_methods() {
ObjectTypeDB::bind_method(_MD("get_popup"),&MenuButton::get_popup);
ObjectTypeDB::bind_method(_MD("_unhandled_key_input"),&MenuButton::_unhandled_key_input);
ObjectTypeDB::bind_method(_MD("_set_items"),&MenuButton::_set_items);
ObjectTypeDB::bind_method(_MD("_get_items"),&MenuButton::_get_items);
ADD_PROPERTY( PropertyInfo(Variant::ARRAY,"items",PROPERTY_HINT_NONE,"",PROPERTY_USAGE_NOEDITOR), _SCS("_set_items"),_SCS("_get_items") );
ADD_SIGNAL( MethodInfo("about_to_show") );
}
MenuButton::MenuButton() {
set_flat(true);
set_focus_mode(FOCUS_NONE);
popup = memnew( PopupMenu );
popup->hide();
add_child(popup);
popup->set_as_toplevel(true);
set_process_unhandled_key_input(true);
set_click_on_press(true);
}
MenuButton::~MenuButton() {
}