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Added convenient proxy, that allows the user to disable items directly after creation.

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5cript 2018-01-26 02:36:10 +01:00
parent 81018c21fd
commit 1781e77e39
2 changed files with 618 additions and 604 deletions
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224
include/nana/gui/widgets/toolbar.hpp
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@ -1,108 +1,116 @@
/**
* A Toolbar Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2016 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/widgets/toolbar.hpp
*/
#ifndef NANA_GUI_WIDGET_TOOLBAR_HPP
#define NANA_GUI_WIDGET_TOOLBAR_HPP
#include <nana/push_ignore_diagnostic>
#include "widget.hpp"
namespace nana
{
class toolbar;
struct arg_toolbar
: public event_arg
{
toolbar& widget;
std::size_t button;
arg_toolbar(toolbar&, std::size_t);
};
namespace drawerbase
{
namespace toolbar
{
struct toolbar_events
: public general_events
{
basic_event<arg_toolbar> selected; ///< A mouse click on a control button.
basic_event<arg_toolbar> enter; ///< The mouse enters a control button.
basic_event<arg_toolbar> leave; ///< The mouse leaves a control button.
};
struct item_type;
class item_container;
class drawer
: public drawer_trigger
{
struct drawer_impl_type;
public:
using size_type = std::size_t;
drawer();
~drawer();
item_container& items() const;
void scale(unsigned);
private:
void refresh(graph_reference) override;
void attached(widget_reference, graph_reference) override;
void detached() override;
void mouse_move(graph_reference, const arg_mouse&) override;
void mouse_leave(graph_reference, const arg_mouse&) override;
void mouse_down(graph_reference, const arg_mouse&) override;
void mouse_up(graph_reference, const arg_mouse&) override;
private:
size_type _m_which(point, bool want_if_disabled) const;
void _m_calc_pixels(item_type*, bool force);
private:
::nana::toolbar* widget_;
drawer_impl_type* impl_;
};
}//end namespace toolbar
}//end namespace drawerbase
/// Control bar that contains buttons for controlling
class toolbar
: public widget_object<category::widget_tag, drawerbase::toolbar::drawer, drawerbase::toolbar::toolbar_events>
{
public:
using size_type = std::size_t; ///< A type to count the number of elements.
toolbar() = default;
toolbar(window, bool visible, bool detached=false);
toolbar(window, const rectangle& = rectangle(), bool visible = true, bool detached = false);
void separate(); ///< Adds a separator.
void append(const ::std::string& text, const nana::paint::image& img); ///< Adds a control button.
void append(const ::std::string& text); ///< Adds a control button.
bool enable(size_type index) const;
void enable(size_type index, bool enable_state);
void scale(unsigned s); ///< Sets the scale of control button.
/// Enable to place buttons at right part. After calling it, every new button is right aligned.
void go_right();
bool detached() { return detached_; };
private:
bool detached_;
};
}//end namespace nana
#include <nana/pop_ignore_diagnostic>
#endif
/**
* A Toolbar Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2016 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/widgets/toolbar.hpp
*/
#ifndef NANA_GUI_WIDGET_TOOLBAR_HPP
#define NANA_GUI_WIDGET_TOOLBAR_HPP
#include <nana/push_ignore_diagnostic>
#include "widget.hpp"
namespace nana
{
class toolbar;
struct arg_toolbar
: public event_arg
{
toolbar& widget;
std::size_t button;
arg_toolbar(toolbar&, std::size_t);
};
namespace drawerbase
{
namespace toolbar
{
struct item_proxy
{
nana::toolbar& widget;
std::size_t button;
void enable(bool enable_state) const;
};
struct toolbar_events
: public general_events
{
basic_event<arg_toolbar> selected; ///< A mouse click on a control button.
basic_event<arg_toolbar> enter; ///< The mouse enters a control button.
basic_event<arg_toolbar> leave; ///< The mouse leaves a control button.
};
struct item_type;
class item_container;
class drawer
: public drawer_trigger
{
struct drawer_impl_type;
public:
using size_type = std::size_t;
drawer();
~drawer();
item_container& items() const;
void scale(unsigned);
private:
void refresh(graph_reference) override;
void attached(widget_reference, graph_reference) override;
void detached() override;
void mouse_move(graph_reference, const arg_mouse&) override;
void mouse_leave(graph_reference, const arg_mouse&) override;
void mouse_down(graph_reference, const arg_mouse&) override;
void mouse_up(graph_reference, const arg_mouse&) override;
private:
size_type _m_which(point, bool want_if_disabled) const;
void _m_calc_pixels(item_type*, bool force);
private:
::nana::toolbar* widget_;
drawer_impl_type* impl_;
};
}//end namespace toolbar
}//end namespace drawerbase
/// Control bar that contains buttons for controlling
class toolbar
: public widget_object<category::widget_tag, drawerbase::toolbar::drawer, drawerbase::toolbar::toolbar_events>
{
public:
using size_type = std::size_t; ///< A type to count the number of elements.
toolbar() = default;
toolbar(window, bool visible, bool detached=false);
toolbar(window, const rectangle& = rectangle(), bool visible = true, bool detached = false);
void separate(); ///< Adds a separator.
drawerbase::toolbar::item_proxy append(const ::std::string& text, const nana::paint::image& img); ///< Adds a control button.
drawerbase::toolbar::item_proxy append(const ::std::string& text); ///< Adds a control button.
bool enable(size_type index) const;
void enable(size_type index, bool enable_state);
void scale(unsigned s); ///< Sets the scale of control button.
/// Enable to place buttons at right part. After calling it, every new button is right aligned.
void go_right();
bool detached() { return detached_; };
private:
bool detached_;
};
}//end namespace nana
#include <nana/pop_ignore_diagnostic>
#endif

998
source/gui/widgets/toolbar.cpp
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@ -1,496 +1,502 @@
/*
* A Toolbar Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2017 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/widgets/toolbar.cpp
* @contributors:
* kmribti(pr#105)
*/
#include <nana/gui/widgets/toolbar.hpp>
#include <nana/gui/tooltip.hpp>
#include <vector>
namespace nana
{
arg_toolbar::arg_toolbar(toolbar& tbar, std::size_t btn)
: widget(tbar), button{btn}
{}
namespace drawerbase
{
namespace toolbar
{
struct item_type
{
enum kind{ button, container};
typedef std::size_t size_type;
std::string text;
nana::paint::image image;
unsigned pixels{0};
unsigned position{ 0 }; // last item position.
nana::size textsize;
bool enable{true};
kind type;
item_type(const std::string& text, const nana::paint::image& img, kind type)
:text(text), image(img), type(type)
{}
};
class item_container
{
public:
using container_type = std::vector<item_type*>;
using size_type = container_type::size_type;
~item_container()
{
for(auto ptr : cont_)
delete ptr;
}
void insert(size_type pos, std::string text, const nana::paint::image& img, item_type::kind type)
{
item_type* m = new item_type(std::move(text), img, type);
if(pos < cont_.size())
cont_.insert(cont_.begin() + pos, m);
else
cont_.push_back(m);
}
void push_back(const std::string& text, const nana::paint::image& img)
{
insert(cont_.size(), text, img, item_type::kind::button);
}
void push_back(const std::string& text)
{
insert(cont_.size(), text, nana::paint::image(), item_type::kind::button);
}
//Contributed by kmribti(pr#105)
void go_right() noexcept
{
right_ = cont_.size();
}
//Contributed by kmribti(pr#105)
size_t right() const noexcept
{
return right_;
}
void insert(size_type pos)
{
if(pos < cont_.size())
cont_.insert(cont_.begin() + pos, static_cast<item_type*>(nullptr)); //both works in C++0x and C++2003
else
cont_.push_back(nullptr);
}
void separate()
{
cont_.push_back(nullptr);
}
size_type size() const noexcept
{
return cont_.size();
}
container_type& container() noexcept
{
return cont_;
}
item_type * at(size_type pos)
{
return cont_.at(pos);
}
private:
container_type cont_;
size_t right_{ npos };
};
class item_renderer
{
public:
enum class state_t{normal, highlighted, selected};
const static unsigned extra_size = 6;
item_renderer(nana::paint::graphics& graph, bool textout, unsigned scale, const ::nana::color& bgcolor)
:graph(graph), textout(textout), scale(scale), bgcolor(bgcolor)
{}
void operator()(int x, int y, unsigned width, unsigned height, item_type& item, state_t state)
{
//draw background
if (state != state_t::normal)
{
nana::rectangle background_r(x, y, width, height);
graph.rectangle(background_r, false, static_cast<color_rgb>(0x3399FF));
if (state_t::highlighted == state || state_t::selected == state)
graph.gradual_rectangle(background_r.pare_off(1), bgcolor, static_cast<color_rgb>(state_t::selected == state ? 0x99CCFF : 0xC0DDFC), true);
}
if(!item.image.empty())
{
auto imgsize = item.image.size();
if (imgsize.width > scale) imgsize.width = scale;
if (imgsize.height > scale) imgsize.height = scale;
nana::point pos(
x + static_cast<int>(scale + extra_size - imgsize.width) / 2,
y + static_cast<int>(height - imgsize.height) / 2);
item.image.paste(::nana::rectangle{ imgsize }, graph, pos);
if(item.enable == false)
{
nana::paint::graphics gh(imgsize);
gh.bitblt(::nana::rectangle{ imgsize }, graph, pos);
gh.rgb_to_wb();
gh.paste(graph, pos.x, pos.y);
}
else if (state == state_t::normal)
{
graph.blend(nana::rectangle(pos, imgsize), ::nana::color(0xc0, 0xdd, 0xfc).blend(bgcolor, 0.5), 0.25);
}
x += scale;
width -= scale;
}
if(textout)
{
graph.string({ x + static_cast<int>(width - item.textsize.width) / 2, y + static_cast<int>(height - item.textsize.height) / 2 }, item.text);
}
}
protected:
nana::paint::graphics& graph;
bool textout;
unsigned scale;
::nana::color bgcolor;
};
struct drawer::drawer_impl_type
{
event_handle event_size{ nullptr };
paint::graphics* graph_ptr{ nullptr };
unsigned scale{16};
bool textout{false};
size_type which{npos};
item_renderer::state_t state{item_renderer::state_t::normal};
item_container items;
::nana::tooltip tooltip;
};
//class drawer
drawer::drawer()
: impl_(new drawer_impl_type)
{
}
drawer::~drawer()
{
delete impl_;
}
item_container& drawer::items() const
{
return impl_->items;
}
void drawer::scale(unsigned s)
{
impl_->scale = s;
for(auto m : impl_->items.container())
_m_calc_pixels(m, true);
}
void drawer::refresh(graph_reference graph)
{
int x = 2, y = 2;
auto bgcolor = API::bgcolor(widget_->handle());
graph.palette(true, bgcolor);
graph.gradual_rectangle(rectangle{ graph.size() }, bgcolor.blend(colors::white, 0.1), bgcolor.blend(colors::black, 0.05), true);
item_renderer ir(graph, impl_->textout, impl_->scale, bgcolor);
size_type index = 0;
for (auto item : impl_->items.container())
{
if (item)
{
_m_calc_pixels(item, false);
item->position = x;
ir(x, y, item->pixels, impl_->scale + ir.extra_size, *item, (index == impl_->which ? impl_->state : item_renderer::state_t::normal));
x += item->pixels;
}
else
{
x += 2;
graph.line({ x, y + 2 }, { x, y + static_cast<int>(impl_->scale + ir.extra_size) - 4 }, static_cast<color_rgb>(0x808080));
x += 4;
}
++index;
//Reset the x position of items which are right aligned
//Contributed by kmribti(pr#105)
if (index == impl_->items.right() && index < impl_->items.size())
{
unsigned total_x = 0;
for (size_t i = index; i < impl_->items.size(); i++) {
if (impl_->items.at(i) == nullptr) {
total_x += 8; // we assume that separator has width = 8.
}
else {
_m_calc_pixels(impl_->items.at(i), false);
total_x += impl_->items.at(i)->pixels;
}
}
x = graph.size().width - total_x - 4;
}
}
}
void drawer::attached(widget_reference widget, graph_reference graph)
{
impl_->graph_ptr = &graph;
widget_ = static_cast< ::nana::toolbar*>(&widget);
widget.caption("nana toolbar");
if (widget_->detached()) return;
impl_->event_size = API::events(widget.parent()).resized.connect_unignorable([this](const arg_resized& arg)
{
auto wd = widget_->handle();
API::window_size(wd, nana::size(arg.width, widget_->size().height));
API::update_window(wd);
});
}
void drawer::detached()
{
API::umake_event(impl_->event_size);
impl_->event_size = nullptr;
impl_->graph_ptr = nullptr;
}
void drawer::mouse_move(graph_reference graph, const arg_mouse& arg)
{
if (arg.left_button)
return;
size_type which = _m_which(arg.pos, true);
if(impl_->which != which)
{
auto & container = impl_->items.container();
if (impl_->which != npos && container.at(impl_->which)->enable)
{
::nana::arg_toolbar arg{ *widget_, impl_->which };
widget_->events().leave.emit(arg, widget_->handle());
}
impl_->which = which;
if (which == npos || container.at(which)->enable)
{
impl_->state = item_renderer::state_t::highlighted;
refresh(graph);
API::dev::lazy_refresh();
if (impl_->state == item_renderer::state_t::highlighted)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().enter.emit(arg, widget_->handle());
}
}
if(which != npos)
impl_->tooltip.show(widget_->handle(), nana::point(arg.pos.x, arg.pos.y + 20), (*(container.begin() + which))->text, 0);
else
impl_->tooltip.close();
}
}
void drawer::mouse_leave(graph_reference graph, const arg_mouse&)
{
if(impl_->which != npos)
{
size_type which = impl_->which;
impl_->which = npos;
refresh(graph);
API::dev::lazy_refresh();
if (which != npos && impl_->items.at(which)->enable)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().leave.emit(arg, widget_->handle());
}
}
impl_->tooltip.close();
}
void drawer::mouse_down(graph_reference graph, const arg_mouse&)
{
impl_->tooltip.close();
if(impl_->which != npos && (impl_->items.at(impl_->which)->enable))
{
impl_->state = item_renderer::state_t::selected;
refresh(graph);
API::dev::lazy_refresh();
}
}
void drawer::mouse_up(graph_reference graph, const arg_mouse& arg)
{
if(impl_->which != npos)
{
size_type which = _m_which(arg.pos, false);
if(impl_->which == which)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().selected.emit(arg, widget_->handle());
impl_->state = item_renderer::state_t::highlighted;
}
else
{
impl_->which = which;
impl_->state = (which == npos ? item_renderer::state_t::normal : item_renderer::state_t::highlighted);
}
refresh(graph);
API::dev::lazy_refresh();
}
}
drawer::size_type drawer::_m_which(point pos, bool want_if_disabled) const
{
if (pos.x < 2 || pos.y < 2 || pos.y >= static_cast<int>(impl_->scale + item_renderer::extra_size + 2)) return npos;
pos.x -= 2;
std::size_t index = 0;
for(auto m: impl_->items.container())
{
unsigned x = static_cast<unsigned>(pos.x);
if (m && x >= m->position && x <= (m->position+m->pixels))
return (((!m) || (!m->enable && !want_if_disabled)) ? npos : index);
++index;
}
return npos;
}
void drawer::_m_calc_pixels(item_type* item, bool force)
{
if (item && (force || (0 == item->pixels)))
{
if (item->text.size())
item->textsize = impl_->graph_ptr->text_extent_size(item->text);
if (item->image.empty() == false)
item->pixels = impl_->scale + item_renderer::extra_size;
if (item->textsize.width && impl_->textout)
item->pixels += item->textsize.width + 8;
}
}
//class drawer
}//end namespace toolbar
}//end namespace drawerbase
//class toolbar
toolbar::toolbar(window wd, bool visible, bool detached) :
detached_(detached)
{
create(wd, rectangle(), visible);
}
toolbar::toolbar(window wd, const rectangle& r, bool visible, bool detached) :
detached_(detached)
{
create(wd, r, visible);
}
//Contributed by kmribti(pr#105)
void toolbar::go_right()
{
get_drawer_trigger().items().go_right();
}
void toolbar::separate()
{
get_drawer_trigger().items().separate();
API::refresh_window(handle());
}
void toolbar::append(const std::string& text, const nana::paint::image& img)
{
get_drawer_trigger().items().push_back(text, img);
API::refresh_window(handle());
}
void toolbar::append(const std::string& text)
{
get_drawer_trigger().items().push_back(text, {});
API::refresh_window(this->handle());
}
bool toolbar::enable(size_type pos) const
{
auto & items = get_drawer_trigger().items();
if (items.size() <= pos)
return false;
auto m = items.at(pos);
return (m && m->enable);
}
void toolbar::enable(size_type pos, bool eb)
{
auto & items = get_drawer_trigger().items();
if (items.size() > pos)
{
auto m = items.at(pos);
if (m && (m->enable != eb))
{
m->enable = eb;
API::refresh_window(this->handle());
}
}
}
void toolbar::scale(unsigned s)
{
get_drawer_trigger().scale(s);
API::refresh_window(handle());
}
//end class toolbar
}//end namespace nana
/*
* A Toolbar Implementation
* Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2017 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/widgets/toolbar.cpp
* @contributors:
* kmribti(pr#105)
*/
#include <nana/gui/widgets/toolbar.hpp>
#include <nana/gui/tooltip.hpp>
#include <vector>
namespace nana
{
arg_toolbar::arg_toolbar(toolbar& tbar, std::size_t btn)
: widget(tbar), button{btn}
{}
namespace drawerbase
{
namespace toolbar
{
struct item_type
{
enum kind{ button, container};
typedef std::size_t size_type;
std::string text;
nana::paint::image image;
unsigned pixels{0};
unsigned position{ 0 }; // last item position.
nana::size textsize;
bool enable{true};
kind type;
item_type(const std::string& text, const nana::paint::image& img, kind type)
:text(text), image(img), type(type)
{}
};
class item_container
{
public:
using container_type = std::vector<item_type*>;
using size_type = container_type::size_type;
~item_container()
{
for(auto ptr : cont_)
delete ptr;
}
void insert(size_type pos, std::string text, const nana::paint::image& img, item_type::kind type)
{
item_type* m = new item_type(std::move(text), img, type);
if(pos < cont_.size())
cont_.insert(cont_.begin() + pos, m);
else
cont_.push_back(m);
}
void push_back(const std::string& text, const nana::paint::image& img)
{
insert(cont_.size(), text, img, item_type::kind::button);
}
void push_back(const std::string& text)
{
insert(cont_.size(), text, nana::paint::image(), item_type::kind::button);
}
//Contributed by kmribti(pr#105)
void go_right() noexcept
{
right_ = cont_.size();
}
//Contributed by kmribti(pr#105)
size_t right() const noexcept
{
return right_;
}
void insert(size_type pos)
{
if(pos < cont_.size())
cont_.insert(cont_.begin() + pos, static_cast<item_type*>(nullptr)); //both works in C++0x and C++2003
else
cont_.push_back(nullptr);
}
void separate()
{
cont_.push_back(nullptr);
}
size_type size() const noexcept
{
return cont_.size();
}
container_type& container() noexcept
{
return cont_;
}
item_type * at(size_type pos)
{
return cont_.at(pos);
}
private:
container_type cont_;
size_t right_{ npos };
};
class item_renderer
{
public:
enum class state_t{normal, highlighted, selected};
const static unsigned extra_size = 6;
item_renderer(nana::paint::graphics& graph, bool textout, unsigned scale, const ::nana::color& bgcolor)
:graph(graph), textout(textout), scale(scale), bgcolor(bgcolor)
{}
void operator()(int x, int y, unsigned width, unsigned height, item_type& item, state_t state)
{
//draw background
if (state != state_t::normal)
{
nana::rectangle background_r(x, y, width, height);
graph.rectangle(background_r, false, static_cast<color_rgb>(0x3399FF));
if (state_t::highlighted == state || state_t::selected == state)
graph.gradual_rectangle(background_r.pare_off(1), bgcolor, static_cast<color_rgb>(state_t::selected == state ? 0x99CCFF : 0xC0DDFC), true);
}
if(!item.image.empty())
{
auto imgsize = item.image.size();
if (imgsize.width > scale) imgsize.width = scale;
if (imgsize.height > scale) imgsize.height = scale;
nana::point pos(
x + static_cast<int>(scale + extra_size - imgsize.width) / 2,
y + static_cast<int>(height - imgsize.height) / 2);
item.image.paste(::nana::rectangle{ imgsize }, graph, pos);
if(item.enable == false)
{
nana::paint::graphics gh(imgsize);
gh.bitblt(::nana::rectangle{ imgsize }, graph, pos);
gh.rgb_to_wb();
gh.paste(graph, pos.x, pos.y);
}
else if (state == state_t::normal)
{
graph.blend(nana::rectangle(pos, imgsize), ::nana::color(0xc0, 0xdd, 0xfc).blend(bgcolor, 0.5), 0.25);
}
x += scale;
width -= scale;
}
if(textout)
{
graph.string({ x + static_cast<int>(width - item.textsize.width) / 2, y + static_cast<int>(height - item.textsize.height) / 2 }, item.text);
}
}
protected:
nana::paint::graphics& graph;
bool textout;
unsigned scale;
::nana::color bgcolor;
};
struct drawer::drawer_impl_type
{
event_handle event_size{ nullptr };
paint::graphics* graph_ptr{ nullptr };
unsigned scale{16};
bool textout{false};
size_type which{npos};
item_renderer::state_t state{item_renderer::state_t::normal};
item_container items;
::nana::tooltip tooltip;
};
//class drawer
drawer::drawer()
: impl_(new drawer_impl_type)
{
}
drawer::~drawer()
{
delete impl_;
}
item_container& drawer::items() const
{
return impl_->items;
}
void drawer::scale(unsigned s)
{
impl_->scale = s;
for(auto m : impl_->items.container())
_m_calc_pixels(m, true);
}
void drawer::refresh(graph_reference graph)
{
int x = 2, y = 2;
auto bgcolor = API::bgcolor(widget_->handle());
graph.palette(true, bgcolor);
graph.gradual_rectangle(rectangle{ graph.size() }, bgcolor.blend(colors::white, 0.1), bgcolor.blend(colors::black, 0.05), true);
item_renderer ir(graph, impl_->textout, impl_->scale, bgcolor);
size_type index = 0;
for (auto item : impl_->items.container())
{
if (item)
{
_m_calc_pixels(item, false);
item->position = x;
ir(x, y, item->pixels, impl_->scale + ir.extra_size, *item, (index == impl_->which ? impl_->state : item_renderer::state_t::normal));
x += item->pixels;
}
else
{
x += 2;
graph.line({ x, y + 2 }, { x, y + static_cast<int>(impl_->scale + ir.extra_size) - 4 }, static_cast<color_rgb>(0x808080));
x += 4;
}
++index;
//Reset the x position of items which are right aligned
//Contributed by kmribti(pr#105)
if (index == impl_->items.right() && index < impl_->items.size())
{
unsigned total_x = 0;
for (size_t i = index; i < impl_->items.size(); i++) {
if (impl_->items.at(i) == nullptr) {
total_x += 8; // we assume that separator has width = 8.
}
else {
_m_calc_pixels(impl_->items.at(i), false);
total_x += impl_->items.at(i)->pixels;
}
}
x = graph.size().width - total_x - 4;
}
}
}
void drawer::attached(widget_reference widget, graph_reference graph)
{
impl_->graph_ptr = &graph;
widget_ = static_cast< ::nana::toolbar*>(&widget);
widget.caption("nana toolbar");
if (widget_->detached()) return;
impl_->event_size = API::events(widget.parent()).resized.connect_unignorable([this](const arg_resized& arg)
{
auto wd = widget_->handle();
API::window_size(wd, nana::size(arg.width, widget_->size().height));
API::update_window(wd);
});
}
void drawer::detached()
{
API::umake_event(impl_->event_size);
impl_->event_size = nullptr;
impl_->graph_ptr = nullptr;
}
void drawer::mouse_move(graph_reference graph, const arg_mouse& arg)
{
if (arg.left_button)
return;
size_type which = _m_which(arg.pos, true);
if(impl_->which != which)
{
auto & container = impl_->items.container();
if (impl_->which != npos && container.at(impl_->which)->enable)
{
::nana::arg_toolbar arg{ *widget_, impl_->which };
widget_->events().leave.emit(arg, widget_->handle());
}
impl_->which = which;
if (which == npos || container.at(which)->enable)
{
impl_->state = item_renderer::state_t::highlighted;
refresh(graph);
API::dev::lazy_refresh();
if (impl_->state == item_renderer::state_t::highlighted)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().enter.emit(arg, widget_->handle());
}
}
if(which != npos)
impl_->tooltip.show(widget_->handle(), nana::point(arg.pos.x, arg.pos.y + 20), (*(container.begin() + which))->text, 0);
else
impl_->tooltip.close();
}
}
void drawer::mouse_leave(graph_reference graph, const arg_mouse&)
{
if(impl_->which != npos)
{
size_type which = impl_->which;
impl_->which = npos;
refresh(graph);
API::dev::lazy_refresh();
if (which != npos && impl_->items.at(which)->enable)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().leave.emit(arg, widget_->handle());
}
}
impl_->tooltip.close();
}
void drawer::mouse_down(graph_reference graph, const arg_mouse&)
{
impl_->tooltip.close();
if(impl_->which != npos && (impl_->items.at(impl_->which)->enable))
{
impl_->state = item_renderer::state_t::selected;
refresh(graph);
API::dev::lazy_refresh();
}
}
void drawer::mouse_up(graph_reference graph, const arg_mouse& arg)
{
if(impl_->which != npos)
{
size_type which = _m_which(arg.pos, false);
if(impl_->which == which)
{
::nana::arg_toolbar arg{ *widget_, which };
widget_->events().selected.emit(arg, widget_->handle());
impl_->state = item_renderer::state_t::highlighted;
}
else
{
impl_->which = which;
impl_->state = (which == npos ? item_renderer::state_t::normal : item_renderer::state_t::highlighted);
}
refresh(graph);
API::dev::lazy_refresh();
}
}
drawer::size_type drawer::_m_which(point pos, bool want_if_disabled) const
{
if (pos.x < 2 || pos.y < 2 || pos.y >= static_cast<int>(impl_->scale + item_renderer::extra_size + 2)) return npos;
pos.x -= 2;
std::size_t index = 0;
for(auto m: impl_->items.container())
{
unsigned x = static_cast<unsigned>(pos.x);
if (m && x >= m->position && x <= (m->position+m->pixels))
return (((!m) || (!m->enable && !want_if_disabled)) ? npos : index);
++index;
}
return npos;
}
void drawer::_m_calc_pixels(item_type* item, bool force)
{
if (item && (force || (0 == item->pixels)))
{
if (item->text.size())
item->textsize = impl_->graph_ptr->text_extent_size(item->text);
if (item->image.empty() == false)
item->pixels = impl_->scale + item_renderer::extra_size;
if (item->textsize.width && impl_->textout)
item->pixels += item->textsize.width + 8;
}
}
//class drawer
// Item Proxy
void item_proxy::enable(bool enable_state) const
{
widget.enable(button, enable_state);
}
}//end namespace toolbar
}//end namespace drawerbase
//class toolbar
toolbar::toolbar(window wd, bool visible, bool detached) :
detached_(detached)
{
create(wd, rectangle(), visible);
}
toolbar::toolbar(window wd, const rectangle& r, bool visible, bool detached) :
detached_(detached)
{
create(wd, r, visible);
}
//Contributed by kmribti(pr#105)
void toolbar::go_right()
{
get_drawer_trigger().items().go_right();
}
void toolbar::separate()
{
get_drawer_trigger().items().separate();
API::refresh_window(handle());
}
drawerbase::toolbar::item_proxy toolbar::append(const std::string& text, const nana::paint::image& img)
{
get_drawer_trigger().items().push_back(text, img);
API::refresh_window(handle());
return {*this, get_drawer_trigger().items().size() - 1u};
}
drawerbase::toolbar::item_proxy toolbar::append(const std::string& text)
{
get_drawer_trigger().items().push_back(text, {});
API::refresh_window(this->handle());
return {*this, get_drawer_trigger().items().size() - 1u};
}
bool toolbar::enable(size_type pos) const
{
auto & items = get_drawer_trigger().items();
if (items.size() <= pos)
return false;
auto m = items.at(pos);
return (m && m->enable);
}
void toolbar::enable(size_type pos, bool eb)
{
auto & items = get_drawer_trigger().items();
if (items.size() > pos)
{
auto m = items.at(pos);
if (m && (m->enable != eb))
{
m->enable = eb;
API::refresh_window(this->handle());
}
}
}
void toolbar::scale(unsigned s)
{
get_drawer_trigger().scale(s);
API::refresh_window(handle());
}
//end class toolbar
}//end namespace nana