1361 lines
36 KiB
C++
1361 lines
36 KiB
C++
/*
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* Nana GUI Programming Interface Implementation
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* Nana C++ Library(http://www.nanapro.org)
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* Copyright(C) 2003-2016 Jinhao(cnjinhao@hotmail.com)
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*
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* @file: nana/gui/programming_interface.cpp
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* @author: Jinhao
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*/
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#include <nana/gui/programming_interface.hpp>
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#include <nana/gui/detail/bedrock.hpp>
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#include <nana/gui/detail/basic_window.hpp>
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#include <nana/gui/detail/window_manager.hpp>
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#include <nana/system/platform.hpp>
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#include <nana/gui/detail/native_window_interface.hpp>
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#include <nana/gui/widgets/widget.hpp>
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#include <nana/gui/detail/events_operation.hpp>
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namespace nana
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{
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//restrict
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// this name is only visible for this compiling-unit
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namespace restrict
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{
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namespace
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{
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auto& bedrock = detail::bedrock::instance();
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inline detail::window_manager& wd_manager()
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{
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return bedrock.wd_manager();
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}
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}
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}
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namespace effects
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{
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class effects_accessor
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{
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public:
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static bground_interface * create(const bground_factory_interface& factory)
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{
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return factory.create();
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}
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};
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}
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namespace API
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{
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using basic_window = ::nana::detail::basic_window;
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using interface_type = ::nana::detail::native_interface;
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namespace detail
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{
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::nana::widget_colors* make_scheme(::nana::detail::scheme_factory_interface&& factory)
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{
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return restrict::bedrock.make_scheme(static_cast<::nana::detail::scheme_factory_interface&&>(factory));
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}
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bool emit_event(event_code evt_code, window wd, const ::nana::event_arg& arg)
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{
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return restrict::bedrock.emit(evt_code, reinterpret_cast<::nana::detail::basic_window*>(wd), arg, true, restrict::bedrock.get_thread_context());
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}
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void enum_widgets_function_base::enum_widgets(window wd, bool recursive)
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{
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using basic_window = ::nana::detail::basic_window;
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internal_scope_guard lock;
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auto children = restrict::wd_manager().get_children(reinterpret_cast<basic_window*>(wd));
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for (auto child : children)
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{
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auto widget_ptr = API::get_widget(reinterpret_cast<window>(child));
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if (widget_ptr)
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{
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_m_enum_fn(widget_ptr);
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if (recursive)
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enum_widgets(reinterpret_cast<window>(child), recursive);
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}
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}
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}
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general_events* get_general_events(window wd)
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{
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if (!restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
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return nullptr;
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return reinterpret_cast<basic_window*>(wd)->together.events_ptr.get();
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}
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}//end namespace detail
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void effects_edge_nimbus(window wd, effects::edge_nimbus en)
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd))
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{
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auto & cont = iwd->root_widget->other.attribute.root->effects_edge_nimbus;
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if(effects::edge_nimbus::none != en)
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{
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if (iwd->effect.edge_nimbus == effects::edge_nimbus::none)
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{
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basic_window::edge_nimbus_action ena = { iwd };
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cont.push_back(ena);
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}
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iwd->effect.edge_nimbus = static_cast<effects::edge_nimbus>(static_cast<unsigned>(en) | static_cast<unsigned>(iwd->effect.edge_nimbus));
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}
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else
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{
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if(effects::edge_nimbus::none != iwd->effect.edge_nimbus)
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{
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for(auto i = cont.begin(); i != cont.end(); ++i)
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if(i->window == iwd)
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{
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cont.erase(i);
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break;
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}
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}
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iwd->effect.edge_nimbus = effects::edge_nimbus::none;
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}
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}
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}
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effects::edge_nimbus effects_edge_nimbus(window wd)
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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return (restrict::wd_manager().available(iwd) ? iwd->effect.edge_nimbus : effects::edge_nimbus::none);
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}
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void effects_bground(window wd, const effects::bground_factory_interface& factory, double fade_rate)
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{
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if (fade_rate < 0.0 || fade_rate > 1.0)
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throw std::invalid_argument("effects_bground: value range of fade_rate must be [0, 1].");
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd))
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{
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auto new_effect_ptr = effects::effects_accessor::create(factory);
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if(nullptr == new_effect_ptr)
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return;
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delete iwd->effect.bground;
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iwd->effect.bground = new_effect_ptr;
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iwd->effect.bground_fade_rate = fade_rate;
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restrict::wd_manager().enable_effects_bground(iwd, true);
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if (fade_rate < 0.01)
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iwd->flags.make_bground_declared = true;
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API::refresh_window(wd);
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}
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}
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bground_mode effects_bground_mode(window wd)
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd) && iwd->effect.bground)
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return (iwd->effect.bground_fade_rate <= 0.009 ? bground_mode::basic : bground_mode::blend);
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return bground_mode::none;
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}
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void effects_bground_remove(window wd)
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{
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const auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd))
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{
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if(restrict::wd_manager().enable_effects_bground(iwd, false))
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API::refresh_window(wd);
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}
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}
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namespace dev
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{
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bool set_events(window wd, const std::shared_ptr<general_events>& gep)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(iwd))
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iwd->set_events(gep);
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return false;
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}
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void set_scheme(window wd, widget_colors* wdg_colors)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(iwd))
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iwd->scheme = wdg_colors;
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}
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widget_colors* get_scheme(window wd)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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return (restrict::wd_manager().available(iwd) ? iwd->scheme : nullptr);
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}
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void attach_drawer(widget& wd, drawer_trigger& dr)
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{
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const auto iwd = reinterpret_cast<basic_window*>(wd.handle());
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd))
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{
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iwd->drawer.graphics.make(iwd->dimension);
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iwd->drawer.graphics.rectangle(true, iwd->scheme->background.get_color());
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iwd->drawer.attached(wd, dr);
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iwd->drawer.refresh(); //Always redrawe no matter it is visible or invisible. This can make the graphics data correctly.
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}
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}
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::nana::detail::native_string_type window_caption(window wd) throw()
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard isg;
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if(restrict::wd_manager().available(iwd))
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{
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if (category::flags::root == iwd->other.category)
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return interface_type::window_caption(iwd->root);
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return iwd->title;
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}
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return {};
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}
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void window_caption(window wd, ::nana::detail::native_string_type title)
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(iwd))
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{
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iwd->title.swap(title);
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if (iwd->other.category == category::flags::root)
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interface_type::window_caption(iwd->root, iwd->title);
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restrict::wd_manager().update(iwd, true, false);
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}
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}
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window create_window(window owner, bool nested, const rectangle& r, const appearance& ap, widget* wdg)
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{
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return reinterpret_cast<window>(restrict::wd_manager().create_root(reinterpret_cast<basic_window*>(owner), nested, r, ap, wdg));
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}
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window create_widget(window parent, const rectangle& r, widget* wdg)
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{
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return reinterpret_cast<window>(restrict::wd_manager().create_widget(reinterpret_cast<basic_window*>(parent), r, false, wdg));
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}
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window create_lite_widget(window parent, const rectangle& r, widget* wdg)
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{
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return reinterpret_cast<window>(restrict::wd_manager().create_widget(reinterpret_cast<basic_window*>(parent), r, true, wdg));
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}
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window create_frame(window parent, const rectangle& r, widget* wdg)
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{
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return reinterpret_cast<window>(restrict::wd_manager().create_frame(reinterpret_cast<basic_window*>(parent), r, wdg));
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}
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paint::graphics* window_graphics(window wd)
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{
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internal_scope_guard isg;
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if(restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
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return &reinterpret_cast<basic_window*>(wd)->drawer.graphics;
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return nullptr;
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}
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void delay_restore(bool enable)
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{
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restrict::bedrock.delay_restore(enable ? 0 : 1);
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}
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void register_menu_window(window wd, bool has_keyboard)
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{
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internal_scope_guard lock;
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if (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
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restrict::bedrock.set_menu(reinterpret_cast<basic_window*>(wd)->root, has_keyboard);
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}
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void set_menubar(window wd, bool attach)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(iwd))
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{
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auto root_attr = iwd->root_widget->other.attribute.root;
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if (attach)
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{
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if (!root_attr->menubar)
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root_attr->menubar = iwd;
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}
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else
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{
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if (iwd == root_attr->menubar)
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root_attr->menubar = nullptr;
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}
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}
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}
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void enable_space_click(window wd, bool enable)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(iwd))
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iwd->flags.space_click_enabled = enable;
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}
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}//end namespace dev
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widget* get_widget(window wd)
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{
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internal_scope_guard lock;
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if (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
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return reinterpret_cast<basic_window*>(wd)->widget_notifier->widget_ptr();
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return nullptr;
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}
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//exit
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//close all windows in current thread
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void exit()
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{
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std::vector<basic_window*> v;
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internal_scope_guard lock;
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restrict::wd_manager().all_handles(v);
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if(v.size())
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{
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std::vector<native_window_type> roots;
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native_window_type root = nullptr;
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unsigned tid = nana::system::this_thread_id();
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for(auto wd : v)
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{
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if((wd->thread_id == tid) && (wd->root != root))
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{
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root = wd->root;
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bool exists = false;
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for (auto i = roots.cbegin(); i != roots.cend(); ++i)
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{
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if (*i == root)
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{
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exists = true;
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break;
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}
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}
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if (!exists)
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roots.push_back(root);
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}
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}
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for(auto i : roots)
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interface_type::close_window(i);
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}
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}
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//transform_shortkey_text
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//@brief: This function searchs whether the text contains a '&' and removes the character for transforming.
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// If the text contains more than one '&' charachers, the others are ignored. e.g
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// text = "&&a&bcd&ef", the result should be "&abcdef", shortkey = 'b', and pos = 2.
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//@param, text: the text is transformed.
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//@param, shortkey: the character which indicates a short key.
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//@param, skpos: retrives the shortkey position if it is not a null_ptr;
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std::string transform_shortkey_text(std::string text, wchar_t &shortkey, std::string::size_type *skpos)
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{
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shortkey = 0;
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std::string::size_type off = 0;
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while(true)
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{
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auto pos = text.find_first_of('&', off);
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if(pos != std::wstring::npos)
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{
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text.erase(pos, 1);
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if(shortkey == 0 && pos < text.length())
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{
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shortkey = utf::char_at(text.c_str() + pos, 0, nullptr);
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if(shortkey == '&') //This indicates the text contains "&&", it means the symbol have to be ignored.
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shortkey = 0;
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else if(skpos)
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*skpos = pos;
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}
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off = pos + 1;
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}
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else
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break;
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}
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return text;
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}
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bool register_shortkey(window wd, unsigned long key)
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{
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return restrict::wd_manager().register_shortkey(reinterpret_cast<basic_window*>(wd), key);
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}
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void unregister_shortkey(window wd)
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{
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restrict::wd_manager().unregister_shortkey(reinterpret_cast<basic_window*>(wd), false);
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}
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::nana::point cursor_position()
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{
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return interface_type::cursor_position();
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}
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::nana::rectangle make_center(unsigned width, unsigned height)
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{
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auto screen = interface_type::primary_monitor_size();
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return{
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static_cast<int>(width > screen.width ? 0 : (screen.width - width) >> 1),
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static_cast<int>(height > screen.height ? 0 : (screen.height - height) >> 1),
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width, height
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};
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}
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::nana::rectangle make_center(window wd, unsigned width, unsigned height)
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{
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nana::rectangle r = make_center(width, height);
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nana::point pos{ r.x, r.y };
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calc_window_point(wd, pos);
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r = pos;
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return r;
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}
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void window_icon_default(const paint::image& small_icon, const paint::image& big_icon)
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{
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restrict::wd_manager().default_icon(small_icon, big_icon);
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}
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void window_icon(window wd, const paint::image& small_icon, const paint::image& big_icon)
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{
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restrict::wd_manager().icon(reinterpret_cast<basic_window*>(wd), small_icon, big_icon);
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}
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bool empty_window(window wd)
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{
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return (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)) == false);
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}
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bool is_window(window wd)
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{
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return restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd));
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}
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bool is_destroying(window wd)
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{
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auto iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if (!restrict::wd_manager().available(iwd))
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return false;
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return iwd->flags.destroying;
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}
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void enable_dropfiles(window wd, bool enb)
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{
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internal_scope_guard lock;
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auto iwd = reinterpret_cast<basic_window*>(wd);
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auto native_handle = API::root(wd);
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if (native_handle)
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{
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iwd->flags.dropable = enb;
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interface_type::enable_dropfiles(native_handle, enb);
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}
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}
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native_window_type root(window wd)
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{
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internal_scope_guard lock;
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if(is_window(wd))
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return reinterpret_cast<basic_window*>(wd)->root;
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return nullptr;
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}
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window root(native_window_type wd)
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{
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return reinterpret_cast<window>(restrict::wd_manager().root(wd));
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}
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void enable_double_click(window wd, bool dbl)
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{
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auto const iwd = reinterpret_cast<basic_window*>(wd);
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internal_scope_guard lock;
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if(restrict::wd_manager().available(iwd))
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iwd->flags.dbl_click = dbl;
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}
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void fullscreen(window wd, bool v)
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{
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internal_scope_guard lock;
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if(restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
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reinterpret_cast<basic_window*>(wd)->flags.fullscreen = v;
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}
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bool insert_frame(window frame, native_window_type native_window)
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{
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return restrict::wd_manager().insert_frame(reinterpret_cast<basic_window*>(frame), native_window);
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}
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native_window_type frame_container(window frame)
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{
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auto frm = reinterpret_cast<basic_window*>(frame);
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internal_scope_guard lock;
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if (restrict::wd_manager().available(frm) && (frm->other.category == category::flags::frame))
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return frm->other.attribute.frame->container;
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return nullptr;
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}
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native_window_type frame_element(window frame, unsigned index)
|
|
{
|
|
auto frm = reinterpret_cast<basic_window*>(frame);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(frm) && (frm->other.category == category::flags::frame))
|
|
{
|
|
if (index < frm->other.attribute.frame->attach.size())
|
|
return frm->other.attribute.frame->attach.at(index);
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
void close_window(window wd)
|
|
{
|
|
restrict::wd_manager().close(reinterpret_cast<basic_window*>(wd));
|
|
}
|
|
|
|
void show_window(window wd, bool show)
|
|
{
|
|
restrict::wd_manager().show(reinterpret_cast<basic_window*>(wd), show);
|
|
}
|
|
|
|
bool visible(window wd)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
if(iwd->other.category == category::flags::root)
|
|
return interface_type::is_window_visible(iwd->root);
|
|
return iwd->visible;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void restore_window(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
if(iwd->other.category == category::flags::root)
|
|
interface_type::restore_window(iwd->root);
|
|
}
|
|
}
|
|
|
|
void zoom_window(window wd, bool ask_for_max)
|
|
{
|
|
auto core_wd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(core_wd))
|
|
{
|
|
if(category::flags::root == core_wd->other.category)
|
|
interface_type::zoom_window(core_wd->root, ask_for_max);
|
|
}
|
|
}
|
|
|
|
window get_parent_window(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
return reinterpret_cast<window>(iwd->parent);
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
window get_owner_window(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && (iwd->other.category == category::flags::root))
|
|
{
|
|
auto owner = interface_type::get_owner_window(iwd->root);
|
|
if(owner)
|
|
return reinterpret_cast<window>(restrict::wd_manager().root(owner));
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
bool set_parent_window(window wd, window new_parent)
|
|
{
|
|
return restrict::wd_manager().set_parent(reinterpret_cast<basic_window*>(wd), reinterpret_cast<basic_window*>(new_parent));
|
|
}
|
|
|
|
void umake_event(event_handle eh)
|
|
{
|
|
restrict::bedrock.evt_operation().erase(eh);
|
|
}
|
|
|
|
nana::point window_position(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
return ( (iwd->other.category == category::flags::root) ?
|
|
interface_type::window_position(iwd->root) : iwd->pos_owner);
|
|
}
|
|
return nana::point{};
|
|
}
|
|
|
|
void move_window(window wd, const point& pos)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().move(iwd, pos.x, pos.y, false))
|
|
{
|
|
basic_window* update_wd = nullptr;
|
|
if (iwd->displayed() && iwd->effect.bground)
|
|
{
|
|
update_wd = iwd;
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
|
|
basic_window* anc = iwd;
|
|
if (category::flags::root != iwd->other.category)
|
|
anc = iwd->seek_non_lite_widget_ancestor();
|
|
|
|
if (anc != update_wd)
|
|
restrict::wd_manager().update(anc, false, false);
|
|
}
|
|
}
|
|
|
|
void move_window(window wd, const rectangle& r)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().move(iwd, r))
|
|
{
|
|
if (category::flags::root != iwd->other.category)
|
|
iwd = iwd->seek_non_lite_widget_ancestor();
|
|
|
|
restrict::wd_manager().update(iwd, false, false);
|
|
}
|
|
}
|
|
|
|
void bring_top(window wd, bool activated)
|
|
{
|
|
interface_type::bring_top(root(wd), activated);
|
|
}
|
|
|
|
bool set_window_z_order(window wd, window wd_after, z_order_action action_if_no_wd_after)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
native_window_type native_after = nullptr;
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd) && (category::flags::root == iwd->other.category))
|
|
{
|
|
if(wd_after)
|
|
{
|
|
auto iwd_after = reinterpret_cast<basic_window*>(wd_after);
|
|
if (restrict::wd_manager().available(iwd_after) && (iwd_after->other.category == category::flags::root))
|
|
{
|
|
native_after = iwd_after->root;
|
|
action_if_no_wd_after = z_order_action::none;
|
|
}
|
|
else
|
|
return false;
|
|
}
|
|
interface_type::set_window_z_order(iwd->root, native_after, action_if_no_wd_after);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void draw_through(window wd, std::function<void()> draw_fn)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (!restrict::wd_manager().available(iwd))
|
|
throw std::invalid_argument("draw_through: invalid window parameter");
|
|
|
|
if (::nana::category::flags::root != iwd->other.category)
|
|
throw std::invalid_argument("draw_through: the window is not a root widget");
|
|
|
|
iwd->other.attribute.root->draw_through.swap(draw_fn);
|
|
}
|
|
|
|
void map_through_widgets(window wd, native_drawable_type drawable)
|
|
{
|
|
auto iwd = reinterpret_cast<::nana::detail::basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd) && iwd->is_draw_through() )
|
|
restrict::bedrock.map_through_widgets(iwd, drawable);
|
|
}
|
|
|
|
nana::size window_size(window wd)
|
|
{
|
|
nana::rectangle r;
|
|
API::get_window_rectangle(wd, r);
|
|
return{ r.width, r.height };
|
|
}
|
|
|
|
void window_size(window wd, const size& sz)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().size(iwd, sz, false, false))
|
|
{
|
|
if (category::flags::root != iwd->other.category)
|
|
iwd = iwd->seek_non_lite_widget_ancestor();
|
|
|
|
restrict::wd_manager().update(iwd, false, false);
|
|
}
|
|
}
|
|
|
|
::nana::size window_outline_size(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (!restrict::wd_manager().available(iwd))
|
|
return{};
|
|
|
|
auto sz = window_size(wd);
|
|
sz.width += iwd->extra_width;
|
|
sz.height += iwd->extra_height;
|
|
return sz;
|
|
}
|
|
|
|
void window_outline_size(window wd, const size& sz)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
if (category::flags::root == iwd->other.category)
|
|
{
|
|
size inner_size = sz;
|
|
if (inner_size.width < iwd->extra_width)
|
|
inner_size.width = 0;
|
|
else
|
|
inner_size.width -= iwd->extra_width;
|
|
|
|
if (inner_size.height < iwd->extra_height)
|
|
inner_size.height = 0;
|
|
else
|
|
inner_size.height -= iwd->extra_height;
|
|
|
|
window_size(wd, inner_size);
|
|
}
|
|
else
|
|
window_size(wd, sz);
|
|
}
|
|
}
|
|
|
|
bool get_window_rectangle(window wd, rectangle& r)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
r = rectangle(iwd->pos_owner, iwd->dimension);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool track_window_size(window wd, const nana::size& sz, bool true_for_max)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) == false)
|
|
return false;
|
|
|
|
nana::size & ts = (true_for_max ? iwd->max_track_size : iwd->min_track_size);
|
|
if(!sz.empty())
|
|
{
|
|
if(true_for_max)
|
|
{
|
|
//Make sure the new size is larger than min size
|
|
if (iwd->min_track_size.width > sz.width || iwd->min_track_size.height > sz.height)
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
//Make sure that the new size is less than max size
|
|
if ((iwd->max_track_size.width || iwd->max_track_size.height) && (iwd->max_track_size.width < sz.width || iwd->max_track_size.height < sz.height))
|
|
return false;
|
|
}
|
|
|
|
ts = interface_type::check_track_size(sz, iwd->extra_width, iwd->extra_height, true_for_max);
|
|
}
|
|
else
|
|
ts.width = ts.height = 0;
|
|
return true;
|
|
}
|
|
|
|
void window_enabled(window wd, bool enabled)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && (iwd->flags.enabled != enabled))
|
|
{
|
|
iwd->flags.enabled = enabled;
|
|
restrict::wd_manager().update(iwd, true, true);
|
|
if(category::flags::root == iwd->other.category)
|
|
interface_type::enable_window(iwd->root, enabled);
|
|
}
|
|
}
|
|
|
|
bool window_enabled(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
return (restrict::wd_manager().available(iwd) ? iwd->flags.enabled : false);
|
|
}
|
|
|
|
//lazy_refresh:
|
|
//@brief: A widget drawer draws the widget surface in answering an event. This function will tell the drawer to copy the graphics into window after event answering.
|
|
void lazy_refresh()
|
|
{
|
|
restrict::bedrock.thread_context_lazy_refresh();
|
|
}
|
|
|
|
//refresh_window
|
|
//@brief: Refresh the window and display it immediately.
|
|
void refresh_window(window wd)
|
|
{
|
|
restrict::wd_manager().update(reinterpret_cast<basic_window*>(wd), true, false);
|
|
}
|
|
|
|
void refresh_window_tree(window wd)
|
|
{
|
|
restrict::wd_manager().refresh_tree(reinterpret_cast<basic_window*>(wd));
|
|
}
|
|
|
|
//update_window
|
|
//@brief: it displays a window immediately without refreshing.
|
|
void update_window(window wd)
|
|
{
|
|
restrict::wd_manager().update(reinterpret_cast<basic_window*>(wd), false, true);
|
|
}
|
|
|
|
|
|
void window_caption(window wd, const std::string& title_utf8)
|
|
{
|
|
throw_not_utf8(title_utf8);
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
iwd->widget_notifier->caption(to_nstring(title_utf8));
|
|
}
|
|
|
|
void window_caption(window wd, const std::wstring& title)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
iwd->widget_notifier->caption(to_nstring(title));
|
|
}
|
|
|
|
std::string window_caption(window wd)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
return to_utf8(iwd->widget_notifier->caption());
|
|
|
|
return{};
|
|
}
|
|
|
|
void window_cursor(window wd, cursor cur)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
iwd->predef_cursor = cur;
|
|
restrict::bedrock.update_cursor(iwd);
|
|
}
|
|
}
|
|
|
|
cursor window_cursor(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
return iwd->predef_cursor;
|
|
|
|
return cursor::arrow;
|
|
}
|
|
|
|
bool is_focus_ready(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
return (iwd->root_widget->other.attribute.root->focus == iwd);
|
|
|
|
return false;
|
|
}
|
|
|
|
void activate_window(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
if(iwd->flags.take_active)
|
|
interface_type::activate_window(iwd->root);
|
|
}
|
|
}
|
|
|
|
window focus_window()
|
|
{
|
|
internal_scope_guard lock;
|
|
return reinterpret_cast<window>(restrict::bedrock.focus());
|
|
}
|
|
|
|
void focus_window(window wd)
|
|
{
|
|
restrict::wd_manager().set_focus(reinterpret_cast<basic_window*>(wd), false, arg_focus::reason::general);
|
|
restrict::wd_manager().update(reinterpret_cast<basic_window*>(wd), false, false);
|
|
}
|
|
|
|
window capture_window()
|
|
{
|
|
return reinterpret_cast<window>(restrict::wd_manager().capture_window());
|
|
}
|
|
|
|
void set_capture(window wd, bool ignore_children)
|
|
{
|
|
restrict::wd_manager().capture_window(reinterpret_cast<basic_window*>(wd), true, ignore_children);
|
|
}
|
|
|
|
void release_capture(window wd)
|
|
{
|
|
//The 3rd parameter is useless when the 2nd parameter is false.
|
|
restrict::wd_manager().capture_window(reinterpret_cast<basic_window*>(wd), false, false);
|
|
}
|
|
|
|
void modal_window(window wd)
|
|
{
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard isg;
|
|
|
|
if (!restrict::wd_manager().available(iwd))
|
|
return;
|
|
|
|
if ((iwd->other.category == category::flags::root) && (iwd->flags.modal == false))
|
|
{
|
|
iwd->flags.modal = true;
|
|
#if defined(NANA_X11)
|
|
interface_type::set_modal(iwd->root);
|
|
#endif
|
|
restrict::wd_manager().show(iwd, true);
|
|
}
|
|
else
|
|
return;
|
|
}
|
|
|
|
//modal has to guarantee that does not lock the mutex of window_manager before invokeing the pump_event,
|
|
//otherwise, the modal will prevent the other thread access the window.
|
|
restrict::bedrock.pump_event(wd, true);
|
|
}
|
|
|
|
void wait_for(window wd)
|
|
{
|
|
if (wd)
|
|
restrict::bedrock.pump_event(wd, false);
|
|
}
|
|
|
|
color fgcolor(window wd)
|
|
{
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
|
|
return reinterpret_cast<basic_window*>(wd)->scheme->foreground.get_color();
|
|
return{};
|
|
}
|
|
|
|
color fgcolor(window wd, const color& clr)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
auto prev = iwd->scheme->foreground.get_color();
|
|
if (prev != clr)
|
|
{
|
|
iwd->scheme->foreground = clr;
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
return prev;
|
|
}
|
|
return{};
|
|
}
|
|
|
|
color bgcolor(window wd)
|
|
{
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
|
|
return reinterpret_cast<basic_window*>(wd)->scheme->background.get_color();
|
|
return{};
|
|
}
|
|
|
|
color bgcolor(window wd, const color& clr)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
auto prev = iwd->scheme->background.get_color();
|
|
if (prev != clr)
|
|
{
|
|
iwd->scheme->background = clr;
|
|
|
|
//If the bground mode of this window is basic, it should remake the background
|
|
if (iwd->effect.bground && iwd->effect.bground_fade_rate < 0.01) // fade rate < 0.01 means it is basic mode
|
|
iwd->flags.make_bground_declared = true;
|
|
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
return prev;
|
|
}
|
|
return{};
|
|
}
|
|
|
|
color activated_color(window wd)
|
|
{
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(reinterpret_cast<basic_window*>(wd)))
|
|
return reinterpret_cast<basic_window*>(wd)->scheme->activated.get_color();
|
|
return{};
|
|
}
|
|
|
|
color activated_color(window wd, const color& clr)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
auto prev = iwd->scheme->activated.get_color();
|
|
if (prev != clr)
|
|
{
|
|
iwd->scheme->activated = clr;
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
return prev;
|
|
}
|
|
|
|
return{};
|
|
}
|
|
|
|
void create_caret(window wd, unsigned width, unsigned height)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && (nullptr == iwd->together.caret))
|
|
iwd->together.caret = new ::nana::detail::caret_descriptor(iwd, width, height);
|
|
}
|
|
|
|
void destroy_caret(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
auto p = iwd->together.caret;
|
|
iwd->together.caret = nullptr;
|
|
delete p;
|
|
}
|
|
}
|
|
|
|
void caret_pos(window wd, const point& pos)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
iwd->together.caret->position(pos.x, pos.y);
|
|
}
|
|
|
|
nana::point caret_pos(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
return iwd->together.caret->position();
|
|
|
|
return{};
|
|
}
|
|
|
|
void caret_effective_range(window wd, const nana::rectangle& rect)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
iwd->together.caret->effective_range(rect);
|
|
}
|
|
|
|
void caret_size(window wd, const nana::size& sz)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard isg;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
iwd->together.caret->size(sz);
|
|
}
|
|
|
|
nana::size caret_size(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
return iwd->together.caret->size();
|
|
|
|
return{};
|
|
}
|
|
|
|
void caret_visible(window wd, bool is_show)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
iwd->together.caret->visible(is_show);
|
|
}
|
|
|
|
bool caret_visible(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd) && iwd->together.caret)
|
|
return iwd->together.caret->visible();
|
|
|
|
return false;
|
|
}
|
|
|
|
void tabstop(window wd)
|
|
{
|
|
restrict::wd_manager().enable_tabstop(reinterpret_cast<basic_window*>(wd));
|
|
}
|
|
|
|
//eat_tabstop
|
|
//@brief: set a eating tab window that it processes a pressing of tab itself
|
|
void eat_tabstop(window wd, bool eat)
|
|
{
|
|
if(wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard isg;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
if(eat)
|
|
iwd->flags.tab |= ::nana::detail::tab_type::eating;
|
|
else
|
|
iwd->flags.tab &= ~::nana::detail::tab_type::eating;
|
|
}
|
|
}
|
|
}
|
|
|
|
window move_tabstop(window wd, bool next)
|
|
{
|
|
basic_window* ts_wd = restrict::wd_manager().tabstop(reinterpret_cast<basic_window*>(wd), next);
|
|
restrict::wd_manager().set_focus(ts_wd, false, arg_focus::reason::general);
|
|
restrict::wd_manager().update(ts_wd, false, false);
|
|
return reinterpret_cast<window>(ts_wd);
|
|
}
|
|
|
|
void take_active(window wd, bool active, window take_if_active_false)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
auto take_if_false = reinterpret_cast<basic_window*>(take_if_active_false);
|
|
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
if (active || (take_if_false && (restrict::wd_manager().available(take_if_false) == false)))
|
|
take_if_false = 0;
|
|
|
|
iwd->flags.take_active = active;
|
|
iwd->other.active_window = take_if_false;
|
|
}
|
|
}
|
|
|
|
bool window_graphics(window wd, nana::paint::graphics& graph)
|
|
{
|
|
return restrict::wd_manager().get_graphics(reinterpret_cast<basic_window*>(wd), graph);
|
|
}
|
|
|
|
bool root_graphics(window wd, nana::paint::graphics& graph)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
graph = *(iwd->root_graph);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool get_visual_rectangle(window wd, nana::rectangle& r)
|
|
{
|
|
return restrict::wd_manager().get_visual_rectangle(reinterpret_cast<basic_window*>(wd), r);
|
|
}
|
|
|
|
void typeface(window wd, const nana::paint::font& font)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
iwd->drawer.graphics.typeface(font);
|
|
iwd->drawer.typeface_changed();
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
}
|
|
|
|
nana::paint::font typeface(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
return iwd->drawer.graphics.typeface();
|
|
|
|
return{};
|
|
}
|
|
|
|
bool calc_screen_point(window wd, nana::point& pos)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
pos += iwd->pos_root;
|
|
return interface_type::calc_screen_point(iwd->root, pos);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool calc_window_point(window wd, nana::point& pos)
|
|
{
|
|
return restrict::wd_manager().calc_window_point(reinterpret_cast<basic_window*>(wd), pos);
|
|
}
|
|
|
|
window find_window(const nana::point& pos)
|
|
{
|
|
auto wd = interface_type::find_window(pos.x, pos.y);
|
|
if(wd)
|
|
{
|
|
::nana::point clipos{pos};
|
|
interface_type::calc_window_point(wd, clipos);
|
|
return reinterpret_cast<window>(
|
|
restrict::wd_manager().find_window(wd, clipos.x, clipos.y));
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
bool is_window_zoomed(window wd, bool ask_for_max)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
if (iwd->other.category == nana::category::flags::root)
|
|
return interface_type::is_window_zoomed(iwd->root, ask_for_max);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void widget_borderless(window wd, bool enabled)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
if ((category::flags::widget == iwd->other.category) && (iwd->flags.borderless != enabled))
|
|
{
|
|
iwd->flags.borderless = enabled;
|
|
restrict::wd_manager().update(iwd, true, false);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool widget_borderless(window wd)
|
|
{
|
|
auto const iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
return iwd->flags.borderless;
|
|
|
|
return false;
|
|
}
|
|
|
|
nana::mouse_action mouse_action(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
return iwd->flags.action;
|
|
return nana::mouse_action::normal;
|
|
}
|
|
|
|
nana::element_state element_state(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if(restrict::wd_manager().available(iwd))
|
|
{
|
|
const bool is_focused = (iwd->root_widget->other.attribute.root->focus == iwd);
|
|
switch(iwd->flags.action)
|
|
{
|
|
case nana::mouse_action::normal:
|
|
return (is_focused ? nana::element_state::focus_normal : nana::element_state::normal);
|
|
case nana::mouse_action::over:
|
|
return (is_focused ? nana::element_state::focus_hovered : nana::element_state::hovered);
|
|
case nana::mouse_action::pressed:
|
|
return nana::element_state::pressed;
|
|
default:
|
|
if(false == iwd->flags.enabled)
|
|
return nana::element_state::disabled;
|
|
}
|
|
}
|
|
return nana::element_state::normal;
|
|
}
|
|
|
|
bool ignore_mouse_focus(window wd, bool ignore)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
if (restrict::wd_manager().available(iwd))
|
|
{
|
|
auto state = iwd->flags.ignore_mouse_focus;
|
|
iwd->flags.ignore_mouse_focus = ignore;
|
|
return state;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool ignore_mouse_focus(window wd)
|
|
{
|
|
auto iwd = reinterpret_cast<basic_window*>(wd);
|
|
internal_scope_guard lock;
|
|
return (restrict::wd_manager().available(iwd) ? iwd->flags.ignore_mouse_focus : false);
|
|
}
|
|
|
|
void at_safe_place(window wd, std::function<void()> fn)
|
|
{
|
|
restrict::wd_manager().set_safe_place(reinterpret_cast<basic_window*>(wd), std::move(fn));
|
|
}
|
|
}//end namespace API
|
|
}//end namespace nana
|