320 lines
8 KiB
C++
320 lines
8 KiB
C++
/*************************************************************************/
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/* popup.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "popup.h"
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#include "os/keyboard.h"
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void Popup::_gui_input(InputEvent p_event) {
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}
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void Popup::_notification(int p_what) {
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if (p_what==NOTIFICATION_VISIBILITY_CHANGED) {
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if (popped_up && !is_visible()) {
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popped_up=false;
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notification(NOTIFICATION_POPUP_HIDE);
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emit_signal("popup_hide");
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}
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update_configuration_warning();
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}
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if (p_what==NOTIFICATION_ENTER_TREE) {
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//small helper to make editing of these easier in editor
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#ifdef TOOLS_ENABLED
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if (get_tree()->is_editor_hint() && get_tree()->get_edited_scene_root() && get_tree()->get_edited_scene_root()->is_a_parent_of(this)) {
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set_as_toplevel(false);
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}
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#endif
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}
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}
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void Popup::_fix_size() {
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#if 0
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Point2 pos = get_pos();
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Size2 size = get_size();
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Point2 window_size = window==this ? get_parent_area_size() :window->get_size();
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#else
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Point2 pos = get_global_pos();
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Size2 size = get_size();
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Point2 window_size = get_viewport_rect().size;
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#endif
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if (pos.x+size.width > window_size.width)
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pos.x=window_size.width-size.width;
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if (pos.x<0)
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pos.x=0;
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if (pos.y+size.height > window_size.height)
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pos.y=window_size.height-size.height;
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if (pos.y<0)
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pos.y=0;
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#if 0
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if (pos!=get_pos())
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set_pos(pos);
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#else
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if (pos!=get_pos())
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set_global_pos(pos);
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#endif
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}
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void Popup::set_as_minsize() {
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Size2 total_minsize;
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for(int i=0;i<get_child_count();i++) {
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Control *c=get_child(i)->cast_to<Control>();
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if (!c)
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continue;
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if (c->is_hidden())
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continue;
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Size2 minsize = c->get_combined_minimum_size();
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for(int j=0;j<2;j++) {
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Margin m_beg = Margin(0+j);
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Margin m_end = Margin(2+j);
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float margin_begin = c->get_margin(m_beg);
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float margin_end = c->get_margin(m_end);
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AnchorType anchor_begin = c->get_anchor(m_beg);
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AnchorType anchor_end = c->get_anchor(m_end);
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if (anchor_begin == ANCHOR_BEGIN)
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minsize[j]+=margin_begin;
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if (anchor_end == ANCHOR_END)
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minsize[j]+=margin_end;
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}
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total_minsize.width = MAX( total_minsize.width, minsize.width );
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total_minsize.height = MAX( total_minsize.height, minsize.height );
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}
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set_size(total_minsize);
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}
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void Popup::popup_centered_minsize(const Size2& p_minsize) {
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Size2 total_minsize=p_minsize;
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for(int i=0;i<get_child_count();i++) {
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Control *c=get_child(i)->cast_to<Control>();
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if (!c)
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continue;
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if (c->is_hidden())
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continue;
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Size2 minsize = c->get_combined_minimum_size();
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for(int j=0;j<2;j++) {
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Margin m_beg = Margin(0+j);
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Margin m_end = Margin(2+j);
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float margin_begin = c->get_margin(m_beg);
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float margin_end = c->get_margin(m_end);
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AnchorType anchor_begin = c->get_anchor(m_beg);
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AnchorType anchor_end = c->get_anchor(m_end);
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if (anchor_begin == ANCHOR_BEGIN)
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minsize[j]+=margin_begin;
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if (anchor_end == ANCHOR_END)
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minsize[j]+=margin_end;
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}
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total_minsize.width = MAX( total_minsize.width, minsize.width );
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total_minsize.height = MAX( total_minsize.height, minsize.height );
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}
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popup_centered( total_minsize );
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popped_up=true;
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}
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void Popup::popup_centered(const Size2& p_size) {
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Point2 window_size = get_viewport_rect().size;
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emit_signal("about_to_show");
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Rect2 rect;
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rect.size = p_size==Size2()?get_size():p_size;
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rect.pos = ((window_size-rect.size)/2.0).floor();
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set_pos( rect.pos );
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set_size( rect.size );
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show_modal(exclusive);
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_fix_size();
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Control *focusable = find_next_valid_focus();
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if (focusable)
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focusable->grab_focus();
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_post_popup();
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notification(NOTIFICATION_POST_POPUP);
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popped_up=true;
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}
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void Popup::popup_centered_ratio(float p_screen_ratio) {
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emit_signal("about_to_show");
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Rect2 rect;
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Point2 window_size = get_viewport_rect().size;
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rect.size = (window_size * p_screen_ratio).floor();
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rect.pos = ((window_size-rect.size)/2.0).floor();
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set_pos( rect.pos );
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set_size( rect.size );
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show_modal(exclusive);
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_fix_size();
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Control *focusable = find_next_valid_focus();
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if (focusable)
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focusable->grab_focus();
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_post_popup();
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notification(NOTIFICATION_POST_POPUP);
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popped_up=true;
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}
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void Popup::popup() {
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emit_signal("about_to_show");
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show_modal(exclusive);
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_fix_size();
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Control *focusable = find_next_valid_focus();
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if (focusable)
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focusable->grab_focus();
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_post_popup();
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notification(NOTIFICATION_POST_POPUP);
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popped_up=true;
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}
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void Popup::set_exclusive(bool p_exclusive) {
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exclusive=p_exclusive;
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}
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bool Popup::is_exclusive() const {
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return exclusive;
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}
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void Popup::_bind_methods() {
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ClassDB::bind_method(_MD("popup_centered","size"),&Popup::popup_centered,DEFVAL(Size2()));
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ClassDB::bind_method(_MD("popup_centered_ratio","ratio"),&Popup::popup_centered_ratio,DEFVAL(0.75));
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ClassDB::bind_method(_MD("popup_centered_minsize","minsize"),&Popup::popup_centered_minsize,DEFVAL(Size2()));
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ClassDB::bind_method(_MD("popup"),&Popup::popup);
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ClassDB::bind_method(_MD("set_exclusive","enable"),&Popup::set_exclusive);
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ClassDB::bind_method(_MD("is_exclusive"),&Popup::is_exclusive);
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ADD_SIGNAL( MethodInfo("about_to_show") );
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ADD_SIGNAL( MethodInfo("popup_hide") );
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ADD_GROUP("Popup","popup_");
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ADD_PROPERTY( PropertyInfo( Variant::BOOL, "popup_exclusive"), _SCS("set_exclusive"),_SCS("is_exclusive") );
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BIND_CONSTANT(NOTIFICATION_POST_POPUP);
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BIND_CONSTANT(NOTIFICATION_POPUP_HIDE);
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}
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Popup::Popup() {
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set_as_toplevel(true);
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exclusive=false;
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popped_up=false;
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hide();
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}
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String Popup::get_configuration_warning() const {
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if (is_visible()) {
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return TTR("Popups will hide by default unless you call popup() or any of the popup*() functions. Making them visible for editing is fine though, but they will hide upon running.");
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}
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return String();
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}
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Popup::~Popup()
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{
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}
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void PopupPanel::set_child_rect(Control *p_child) {
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ERR_FAIL_NULL(p_child);
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Ref<StyleBox> p = get_stylebox("panel");
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p_child->set_area_as_parent_rect();
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for(int i=0;i<4;i++) {
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p_child->set_margin(Margin(i),p->get_margin(Margin(i)));
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}
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}
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void PopupPanel::_notification(int p_what) {
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if (p_what==NOTIFICATION_DRAW) {
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get_stylebox("panel")->draw(get_canvas_item(),Rect2(Point2(),get_size()));
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}
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}
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PopupPanel::PopupPanel() {
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}
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