nana/source/gui/detail/bedrock_pi.cpp
Jinhao e449cd5a24 fix a weird behavior of textbox(#52)
and some other GCC compiling errors
2015-05-03 16:59:22 +08:00

360 lines
8.9 KiB
C++

/*
* A Bedrock Platform-Independent Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* @file: nana/gui/detail/bedrock_pi.cpp
*/
#include <nana/config.hpp>
#include PLATFORM_SPEC_HPP
#include <nana/gui/detail/bedrock_pi_data.hpp>
#include <nana/gui/detail/event_code.hpp>
#include <nana/system/platform.hpp>
#include <sstream>
#include <nana/system/timepiece.hpp>
#include <nana/gui/wvl.hpp>
#include <nana/gui/detail/inner_fwd_implement.hpp>
#include <nana/gui/detail/native_window_interface.hpp>
#include <nana/gui/layout_utility.hpp>
#include <nana/gui/detail/element_store.hpp>
#include <algorithm>
namespace nana
{
//class event_arg
event_arg::~event_arg(){}
void event_arg::stop_propagation() const
{
stop_propagation_ = true;
}
bool event_arg::propagation_stopped() const
{
return stop_propagation_;
}
//end class event_arg
namespace detail
{
void events_operation_register(event_handle evt)
{
bedrock::instance().evt_operation.register_evt(evt);
}
void events_operation_cancel(event_handle evt)
{
bedrock::instance().evt_operation.cancel(evt);
}
void bedrock::event_expose(core_window_t * wd, bool exposed)
{
if (nullptr == wd) return;
wd->visible = exposed;
arg_expose arg;
arg.exposed = exposed;
arg.window_handle = reinterpret_cast<window>(wd);
if (emit(event_code::expose, wd, arg, false, get_thread_context()))
{
if (!exposed)
{
if (category::flags::root != wd->other.category)
{
//If the wd->parent is a lite_widget then find a parent until it is not a lite_widget
wd = wd->parent;
while (category::flags::lite_widget == wd->other.category)
wd = wd->parent;
}
else if (category::flags::frame == wd->other.category)
wd = wd_manager.find_window(wd->root, wd->pos_root.x, wd->pos_root.y);
}
wd_manager.refresh_tree(wd);
wd_manager.map(wd, false);
}
}
void bedrock::event_move(core_window_t* wd, int x, int y)
{
if (wd)
{
arg_move arg;
arg.window_handle = reinterpret_cast<window>(wd);
arg.x = x;
arg.y = y;
if (emit(event_code::move, wd, arg, false, get_thread_context()))
wd_manager.update(wd, true, true);
}
}
bool bedrock::event_msleave(core_window_t* hovered)
{
if (wd_manager.available(hovered) && hovered->flags.enabled)
{
hovered->flags.action = mouse_action::normal;
arg_mouse arg;
arg.evt_code = event_code::mouse_leave;
arg.window_handle = reinterpret_cast<window>(hovered);
arg.pos.x = arg.pos.y = 0;
arg.left_button = arg.right_button = arg.mid_button = false;
arg.ctrl = arg.shift = false;
emit(event_code::mouse_leave, hovered, arg, true, get_thread_context());
return true;
}
return false;
}
void bedrock::update_cursor(core_window_t * wd)
{
internal_scope_guard isg;
if (wd_manager.available(wd))
{
auto * thrd = get_thread_context(wd->thread_id);
if (nullptr == thrd)
return;
auto pos = native_interface::cursor_position();
auto native_handle = native_interface::find_window(pos.x, pos.y);
if (!native_handle)
return;
native_interface::calc_window_point(native_handle, pos);
if (wd != wd_manager.find_window(native_handle, pos.x, pos.y))
return;
set_cursor(wd, wd->predef_cursor, thrd);
}
}
widget_colors& bedrock::get_scheme_template(scheme_factory_base&& factory)
{
return pi_data_->scheme.scheme_template(std::move(factory));
}
std::unique_ptr<widget_colors> bedrock::make_scheme(scheme_factory_base&& factory)
{
return pi_data_->scheme.create(std::move(factory));
}
void bedrock::_m_emit_core(event_code evt_code, core_window_t* wd, bool draw_only, const ::nana::event_arg& event_arg)
{
auto retain = wd->together.events_ptr;
auto evts_ptr = retain.get();
switch (evt_code)
{
case event_code::click:
case event_code::dbl_click:
case event_code::mouse_enter:
case event_code::mouse_move:
case event_code::mouse_leave:
case event_code::mouse_down:
case event_code::mouse_up:
{
auto arg = dynamic_cast<const arg_mouse*>(&event_arg);
if (nullptr == arg)
return;
void(::nana::detail::drawer::*drawer_event_fn)(const arg_mouse&);
::nana::basic_event<arg_mouse>* evt_addr;
switch (evt_code)
{
case event_code::click:
drawer_event_fn = &drawer::click;
evt_addr = &evts_ptr->click;
break;
case event_code::dbl_click:
drawer_event_fn = &drawer::dbl_click;
evt_addr = &evts_ptr->dbl_click;
break;
case event_code::mouse_enter:
drawer_event_fn = &drawer::mouse_enter;
evt_addr = &evts_ptr->mouse_enter;
break;
case event_code::mouse_move:
drawer_event_fn = &drawer::mouse_move;
evt_addr = &evts_ptr->mouse_move;
break;
case event_code::mouse_leave:
drawer_event_fn = &drawer::mouse_leave;
evt_addr = &evts_ptr->mouse_leave;
break;
case event_code::mouse_down:
drawer_event_fn = &drawer::mouse_down;
evt_addr = &evts_ptr->mouse_down;
break;
case event_code::mouse_up:
drawer_event_fn = &drawer::mouse_up;
evt_addr = &evts_ptr->mouse_up;
break;
default:
throw std::runtime_error("Invalid mouse event code");
}
(wd->drawer.*drawer_event_fn)(*arg);
if (!draw_only)
evt_addr->emit(*arg);
break;
}
case event_code::mouse_wheel:
{
auto arg = dynamic_cast<const arg_wheel*>(&event_arg);
if (arg)
{
wd->drawer.mouse_wheel(*arg);
if (!draw_only)
evts_ptr->mouse_wheel.emit(*arg);
}
break;
}
case event_code::key_press:
case event_code::key_char:
case event_code::key_release:
case event_code::shortkey:
{
auto arg = dynamic_cast<const arg_keyboard*>(&event_arg);
if (nullptr == arg)
return;
void(::nana::detail::drawer::*drawer_event_fn)(const arg_keyboard&);
::nana::basic_event<arg_keyboard>* evt_addr;
switch (evt_code)
{
case event_code::key_press:
drawer_event_fn = &drawer::key_press;
evt_addr = &evts_ptr->key_press;
break;
case event_code::key_char:
drawer_event_fn = &drawer::key_char;
evt_addr = &evts_ptr->key_char;
break;
case event_code::key_release:
drawer_event_fn = &drawer::key_release;
evt_addr = &evts_ptr->key_release;
break;
case event_code::shortkey:
drawer_event_fn = &drawer::shortkey;
evt_addr = &evts_ptr->shortkey;
break;
default:
throw std::runtime_error("Invalid keyboard event code");
}
(wd->drawer.*drawer_event_fn)(*arg);
if (!draw_only)
evt_addr->emit(*arg);
break;
}
case event_code::expose:
if (!draw_only)
{
auto arg = dynamic_cast<const arg_expose*>(&event_arg);
if (arg)
evts_ptr->expose.emit(*arg);
}
break;
case event_code::focus:
{
auto arg = dynamic_cast<const arg_focus*>(&event_arg);
if (arg)
{
wd->drawer.focus(*arg);
if (!draw_only)
evts_ptr->focus.emit(*arg);
}
break;
}
case event_code::move:
{
auto arg = dynamic_cast<const arg_move*>(&event_arg);
if (arg)
{
wd->drawer.move(*arg);
if (!draw_only)
evts_ptr->move.emit(*arg);
}
break;
}
case event_code::resizing:
{
auto arg = dynamic_cast<const arg_resizing*>(&event_arg);
if (arg)
{
wd->drawer.resizing(*arg);
if (!draw_only)
evts_ptr->resizing.emit(*arg);
}
break;
}
case event_code::resized:
{
auto arg = dynamic_cast<const arg_resized*>(&event_arg);
if (arg)
{
wd->drawer.resized(*arg);
if (!draw_only)
evts_ptr->resized.emit(*arg);
}
break;
}
case event_code::unload:
if (!draw_only)
{
auto arg = dynamic_cast<const arg_unload*>(&event_arg);
if (arg && (wd->other.category == category::flags::root))
{
auto evt_root = dynamic_cast<events_root_extension*>(evts_ptr);
if (evt_root)
evt_root->unload.emit(*arg);
}
}
break;
case event_code::destroy:
if (!draw_only)
{
auto arg = dynamic_cast<const arg_destroy*>(&event_arg);
if (arg)
evts_ptr->destroy.emit(*arg);
}
break;
default:
throw std::runtime_error("Invalid event code");
}
}
void bedrock::_m_except_handler()
{
std::vector<core_window_t*> v;
wd_manager.all_handles(v);
if (v.size())
{
std::vector<native_window_type> roots;
native_window_type root = nullptr;
unsigned tid = nana::system::this_thread_id();
for (auto wd : v)
{
if ((wd->thread_id == tid) && (wd->root != root))
{
root = wd->root;
if (roots.cend() == std::find(roots.cbegin(), roots.cend(), root))
roots.push_back(root);
}
}
for (auto i : roots)
interface_type::close_window(i);
}
}
}//end namespace detail
}//end namespace nana