355 lines
9.2 KiB
C++
355 lines
9.2 KiB
C++
/*
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* A Bedrock Platform-Independent Implementation
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* Nana C++ Library(http://www.nanapro.org)
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* Copyright(C) 2003-2015 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/detail/bedrock_pi.cpp
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*/
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#include <nana/config.hpp>
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#include PLATFORM_SPEC_HPP
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#include <nana/gui/detail/bedrock_pi_data.hpp>
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#include <nana/gui/detail/event_code.hpp>
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#include <nana/system/platform.hpp>
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#include <sstream>
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#include <nana/system/timepiece.hpp>
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#include <nana/gui/wvl.hpp>
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#include <nana/gui/detail/inner_fwd_implement.hpp>
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#include <nana/gui/detail/native_window_interface.hpp>
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#include <nana/gui/layout_utility.hpp>
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#include <nana/gui/detail/element_store.hpp>
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namespace nana
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{
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//class event_arg
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event_arg::~event_arg(){}
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void event_arg::stop_propagation() const
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{
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stop_propagation_ = true;
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}
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bool event_arg::propagation_stopped() const
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{
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return stop_propagation_;
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}
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//end class event_arg
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namespace detail
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{
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void events_operation_register(event_handle evt)
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{
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bedrock::instance().evt_operation.register_evt(evt);
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}
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void events_operation_cancel(event_handle evt)
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{
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bedrock::instance().evt_operation.cancel(evt);
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}
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void bedrock::event_expose(core_window_t * wd, bool exposed)
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{
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if (nullptr == wd) return;
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wd->visible = exposed;
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arg_expose arg;
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arg.exposed = exposed;
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arg.window_handle = reinterpret_cast<window>(wd);
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if (emit(event_code::expose, wd, arg, false, get_thread_context()))
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{
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if (!exposed)
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{
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if (category::flags::root != wd->other.category)
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{
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//If the wd->parent is a lite_widget then find a parent until it is not a lite_widget
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wd = wd->parent;
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while (category::flags::lite_widget == wd->other.category)
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wd = wd->parent;
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}
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else if (category::flags::frame == wd->other.category)
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wd = wd_manager.find_window(wd->root, wd->pos_root.x, wd->pos_root.y);
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}
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wd_manager.refresh_tree(wd);
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wd_manager.map(wd, false);
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}
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}
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void bedrock::event_move(core_window_t* wd, int x, int y)
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{
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if (wd)
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{
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arg_move arg;
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arg.window_handle = reinterpret_cast<window>(wd);
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arg.x = x;
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arg.y = y;
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if (emit(event_code::move, wd, arg, false, get_thread_context()))
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wd_manager.update(wd, true, true);
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}
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}
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bool bedrock::event_msleave(core_window_t* hovered)
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{
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if (wd_manager.available(hovered) && hovered->flags.enabled)
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{
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hovered->flags.action = mouse_action::normal;
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arg_mouse arg;
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arg.evt_code = event_code::mouse_leave;
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arg.window_handle = reinterpret_cast<window>(hovered);
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arg.pos.x = arg.pos.y = 0;
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arg.left_button = arg.right_button = arg.mid_button = false;
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arg.ctrl = arg.shift = false;
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emit(event_code::mouse_leave, hovered, arg, true, get_thread_context());
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return true;
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}
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return false;
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}
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void bedrock::update_cursor(core_window_t * wd)
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{
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internal_scope_guard isg;
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if (wd_manager.available(wd))
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{
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auto * thrd = get_thread_context(wd->thread_id);
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if (nullptr == thrd)
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return;
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auto pos = native_interface::cursor_position();
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auto native_handle = native_interface::find_window(pos.x, pos.y);
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if (!native_handle)
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return;
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native_interface::calc_window_point(native_handle, pos);
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if (wd != wd_manager.find_window(native_handle, pos.x, pos.y))
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return;
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set_cursor(wd, wd->predef_cursor, thrd);
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}
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}
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widget_colors& bedrock::get_scheme_template(scheme_factory_base&& factory)
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{
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return pi_data_->scheme.scheme_template(std::move(factory));
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}
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std::unique_ptr<widget_colors> bedrock::make_scheme(scheme_factory_base&& factory)
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{
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return pi_data_->scheme.create(std::move(factory));
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}
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void bedrock::_m_emit_core(event_code evt_code, core_window_t* wd, bool draw_only, const ::nana::event_arg& event_arg)
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{
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switch (evt_code)
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{
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case event_code::click:
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case event_code::dbl_click:
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case event_code::mouse_enter:
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case event_code::mouse_move:
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case event_code::mouse_leave:
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case event_code::mouse_down:
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case event_code::mouse_up:
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{
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auto arg = dynamic_cast<const arg_mouse*>(&event_arg);
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if (nullptr == arg)
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return;
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void(::nana::detail::drawer::*drawer_event_fn)(const arg_mouse&);
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::nana::basic_event<arg_mouse>* evt_addr;
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switch (evt_code)
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{
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case event_code::click:
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drawer_event_fn = &drawer::click;
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evt_addr = &wd->together.attached_events->click;
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break;
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case event_code::dbl_click:
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drawer_event_fn = &drawer::dbl_click;
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evt_addr = &wd->together.attached_events->dbl_click;
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break;
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case event_code::mouse_enter:
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drawer_event_fn = &drawer::mouse_enter;
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evt_addr = &wd->together.attached_events->mouse_enter;
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break;
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case event_code::mouse_move:
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drawer_event_fn = &drawer::mouse_move;
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evt_addr = &wd->together.attached_events->mouse_move;
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break;
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case event_code::mouse_leave:
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drawer_event_fn = &drawer::mouse_leave;
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evt_addr = &wd->together.attached_events->mouse_leave;
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break;
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case event_code::mouse_down:
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drawer_event_fn = &drawer::mouse_down;
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evt_addr = &wd->together.attached_events->mouse_down;
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break;
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case event_code::mouse_up:
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drawer_event_fn = &drawer::mouse_up;
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evt_addr = &wd->together.attached_events->mouse_up;
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break;
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default:
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throw std::runtime_error("Invalid mouse event code");
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}
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(wd->drawer.*drawer_event_fn)(*arg);
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if (!draw_only)
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evt_addr->emit(*arg);
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break;
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}
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case event_code::mouse_wheel:
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{
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auto arg = dynamic_cast<const arg_wheel*>(&event_arg);
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if (arg)
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{
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wd->drawer.mouse_wheel(*arg);
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if (!draw_only)
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wd->together.attached_events->mouse_wheel.emit(*arg);
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}
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break;
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}
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case event_code::key_press:
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case event_code::key_char:
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case event_code::key_release:
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case event_code::shortkey:
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{
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auto arg = dynamic_cast<const arg_keyboard*>(&event_arg);
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if (nullptr == arg)
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return;
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void(::nana::detail::drawer::*drawer_event_fn)(const arg_keyboard&);
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::nana::basic_event<arg_keyboard>* evt_addr;
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switch (evt_code)
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{
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case event_code::key_press:
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drawer_event_fn = &drawer::key_press;
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evt_addr = &wd->together.attached_events->key_press;
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break;
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case event_code::key_char:
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drawer_event_fn = &drawer::key_char;
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evt_addr = &wd->together.attached_events->key_char;
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break;
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case event_code::key_release:
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drawer_event_fn = &drawer::key_release;
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evt_addr = &wd->together.attached_events->key_release;
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break;
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case event_code::shortkey:
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drawer_event_fn = &drawer::shortkey;
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evt_addr = &wd->together.attached_events->shortkey;
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break;
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default:
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throw std::runtime_error("Invalid keyboard event code");
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}
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(wd->drawer.*drawer_event_fn)(*arg);
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if (!draw_only)
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evt_addr->emit(*arg);
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break;
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}
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case event_code::expose:
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if (!draw_only)
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{
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auto arg = dynamic_cast<const arg_expose*>(&event_arg);
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if (arg)
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wd->together.attached_events->expose.emit(*arg);
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}
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break;
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case event_code::focus:
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{
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auto arg = dynamic_cast<const arg_focus*>(&event_arg);
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if (arg)
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{
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wd->drawer.focus(*arg);
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if (!draw_only)
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wd->together.attached_events->focus.emit(*arg);
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}
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break;
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}
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case event_code::move:
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{
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auto arg = dynamic_cast<const arg_move*>(&event_arg);
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if (arg)
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{
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wd->drawer.move(*arg);
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if (!draw_only)
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wd->together.attached_events->move.emit(*arg);
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}
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break;
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}
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case event_code::resizing:
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{
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auto arg = dynamic_cast<const arg_resizing*>(&event_arg);
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if (arg)
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{
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wd->drawer.resizing(*arg);
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if (!draw_only)
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wd->together.attached_events->resizing.emit(*arg);
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}
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break;
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}
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case event_code::resized:
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{
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auto arg = dynamic_cast<const arg_resized*>(&event_arg);
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if (arg)
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{
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wd->drawer.resized(*arg);
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if (!draw_only)
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wd->together.attached_events->resized.emit(*arg);
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}
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break;
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}
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case event_code::unload:
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if (!draw_only)
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{
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auto arg = dynamic_cast<const arg_unload*>(&event_arg);
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if (arg && (wd->other.category == category::flags::root))
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{
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auto evt_ptr = dynamic_cast<events_root_extension*>(wd->together.attached_events);
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if (evt_ptr)
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evt_ptr->unload.emit(*arg);
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}
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}
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break;
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case event_code::destroy:
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if (!draw_only)
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{
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auto arg = dynamic_cast<const arg_destroy*>(&event_arg);
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if (arg)
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wd->together.attached_events->destroy.emit(*arg);
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}
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break;
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default:
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throw std::runtime_error("Invalid event code");
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}
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}
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void bedrock::_m_except_handler()
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{
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std::vector<core_window_t*> v;
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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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if (roots.cend() == std::find(roots.cbegin(), roots.cend(), root))
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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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}//end namespace detail
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}//end namespace nana
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