mewin/nana
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Merge branch 'qPCR4vir-hotfixes-1.0.1' into hotfixes-1.0.1

Browse Source
This commit is contained in:
Jinhao 2015-03-19 03:08:19 +08:00
commit be20aaad5e
1 changed files with 72 additions and 61 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

127
include/nana/gui/detail/general_events.hpp
View File

@ -1,4 +1,4 @@
/* /**
* Definition of General Events * Definition of General Events
* Nana C++ Library(http://www.nanapro.org) * Nana C++ Library(http://www.nanapro.org)
* Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com) * Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
@ -43,11 +43,13 @@ namespace nana
void events_operation_cancel(event_handle); void events_operation_cancel(event_handle);
}//end namespace detail }//end namespace detail
/// base clase for all event argument types
class event_arg class event_arg
{ {
public: public:
virtual ~event_arg(); virtual ~event_arg();
/// ignorable handlers behind the current one in a chain of event handlers will not get called.
void stop_propagation() const; void stop_propagation() const;
bool propagation_stopped() const; bool propagation_stopped() const;
private: private:
@ -56,6 +58,7 @@ namespace nana
struct general_events; struct general_events;
/// the type of the members of general_events
template<typename Arg> template<typename Arg>
class basic_event : public detail::event_interface class basic_event : public detail::event_interface
{ {
@ -90,6 +93,7 @@ namespace nana
} }
}; };
public: public:
/// It will get called firstly, because it is set at the beginning of the chain.
template<typename Function> template<typename Function>
event_handle connect_front(Function && fn) event_handle connect_front(Function && fn)
{ {
@ -112,6 +116,7 @@ namespace nana
}); });
} }
/// It will not get called if stop_propagation() was called.
template<typename Function> template<typename Function>
event_handle connect(Function && fn) event_handle connect(Function && fn)
{ {
@ -127,12 +132,14 @@ namespace nana
return evt; return evt;
} }
/// It will not get called if stop_propagation() was called.
template<typename Function> template<typename Function>
event_handle operator()(Function&& fn) event_handle operator()(Function&& fn)
{ {
return connect(std::forward<Function>(fn)); return connect(std::forward<Function>(fn));
} }
/// It will get called because it is unignorable.
template<typename Function> template<typename Function>
event_handle connect_unignorable(Function && fn, bool in_front = false) event_handle connect_unignorable(Function && fn, bool in_front = false)
{ {
@ -398,16 +405,19 @@ namespace nana
struct arg_mouse struct arg_mouse
: public event_arg : public event_arg
{ {
event_code evt_code; event_code evt_code; ///<
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
::nana::point pos; ::nana::point pos; ///< cursor position in the event window
bool left_button; bool left_button; ///< mouse left button is pressed?
bool mid_button; bool mid_button; ///< mouse middle button is pressed?
bool right_button; bool right_button; ///< mouse right button is pressed?
bool shift; bool shift; ///< keyboard Shift is pressed?
bool ctrl; bool ctrl; ///< keyboard Ctrl is pressed?
}; };
/// in arg_wheel event_code is event_code::mouse_wheel
/// The type arg_wheel is derived from arg_mouse, a handler
/// with prototype void(const arg_mouse&) can be set for mouse_wheel.
struct arg_wheel : public arg_mouse struct arg_wheel : public arg_mouse
{ {
enum class wheel{ enum class wheel{
@ -415,98 +425,99 @@ namespace nana
horizontal horizontal
}; };
wheel which; ///<which wheel is rotated wheel which; ///< which wheel is rotated
bool upwards; ///< true if the wheel is rotated to the top/left, depends on which. false otherwise. bool upwards; ///< true if the wheel is rotated to the top/left, depends on which and false otherwise
unsigned distance; //expressed in multiples or divisions of 120 unsigned distance; ///< expressed in multiples or divisions of 120
}; };
struct arg_dropfiles : public event_arg struct arg_dropfiles : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
::nana::point pos; ::nana::point pos; ///< cursor position in the event window
std::vector<nana::string> files; std::vector<nana::string> files; ///< external filenames
}; };
struct arg_expose : public event_arg struct arg_expose : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
bool exposed; bool exposed; ///< the window is visible?
}; };
struct arg_focus : public event_arg struct arg_focus : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
::nana::native_window_type receiver; ::nana::native_window_type receiver; ///< it is a native window handle, and specified which window receives focus
bool getting; bool getting; ///< the window received focus?
}; };
struct arg_keyboard : public event_arg struct arg_keyboard : public event_arg
{ {
event_code evt_code; event_code evt_code; ///< it is event_code::key_press in current event
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
mutable nana::char_t key; mutable nana::char_t key; ///< the key corresponding to the key pressed
mutable bool ignore; mutable bool ignore; ///< this member is not used
bool ctrl; bool ctrl; ///< keyboard Ctrl is pressed?
bool shift; bool shift; ///< keyboard Shift is pressed
}; };
struct arg_move : public event_arg struct arg_move : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
int x; int x; ///<
int y; int y; ///<
}; };
struct arg_resized : public event_arg struct arg_resized : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
unsigned width; unsigned width; ///< new width in pixels.
unsigned height; unsigned height; ///< new height in pixels.
}; };
struct arg_resizing : public event_arg struct arg_resizing : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
window_border border; window_border border; ///< the window is being resized by moving border
mutable unsigned width; mutable unsigned width; ///< new width in pixels. If it is modified, the window's width will be the modified value
mutable unsigned height; mutable unsigned height; ///< new height in pixels. If it is modified, the window's height will be the modified value
}; };
struct arg_unload : public event_arg struct arg_unload : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
mutable bool cancel; mutable bool cancel; ///<
}; };
struct arg_destroy : public event_arg struct arg_destroy : public event_arg
{ {
::nana::window window_handle; ::nana::window window_handle; ///< A handle to the event window
}; };
/// provides some fundamental events that every widget owns.
struct general_events struct general_events
{ {
virtual ~general_events(){} virtual ~general_events(){}
basic_event<arg_mouse> mouse_enter; basic_event<arg_mouse> mouse_enter; ///< the cursor enters the window
basic_event<arg_mouse> mouse_move; basic_event<arg_mouse> mouse_move; ///< the cursor moves on the window
basic_event<arg_mouse> mouse_leave; basic_event<arg_mouse> mouse_leave; ///< the cursor leaves the window
basic_event<arg_mouse> mouse_down; basic_event<arg_mouse> mouse_down; ///< the user presses the mouse button
basic_event<arg_mouse> mouse_up; basic_event<arg_mouse> mouse_up; ///< the user presses the mouse button
basic_event<arg_mouse> click; basic_event<arg_mouse> click; ///< the window is clicked, but occurs after mouse_down and before mouse_up
basic_event<arg_mouse> dbl_click; basic_event<arg_mouse> dbl_click; ///< the window is double clicked
basic_event<arg_wheel> mouse_wheel; basic_event<arg_wheel> mouse_wheel; ///< the mouse wheel rotates while the window has focus
basic_event<arg_dropfiles> mouse_dropfiles; basic_event<arg_dropfiles> mouse_dropfiles; ///< the mouse drops some external data while the window enable accepting files
basic_event<arg_expose> expose; basic_event<arg_expose> expose; ///< the visibility changes
basic_event<arg_focus> focus; basic_event<arg_focus> focus; ///< the window receives or loses keyboard focus
basic_event<arg_keyboard> key_press; basic_event<arg_keyboard> key_press; ///< a key is pressed while the window has focus. event code is event_code::key_press
basic_event<arg_keyboard> key_release; basic_event<arg_keyboard> key_release; ///< a key is released while the window has focus. event code is event_code::key_release
basic_event<arg_keyboard> key_char; basic_event<arg_keyboard> key_char; ///< a character, whitespace or backspace is pressed. event code is event_code::key_char
basic_event<arg_keyboard> shortkey; basic_event<arg_keyboard> shortkey; ///< a defined short key is pressed. event code is event_code::shortkey
basic_event<arg_move> move; basic_event<arg_move> move; ///< the window changes position
basic_event<arg_resizing> resizing; basic_event<arg_resizing> resizing; ///< the window is changing its size
basic_event<arg_resized> resized; basic_event<arg_resized> resized; ///< the window is changing its size
basic_event<arg_destroy> destroy; basic_event<arg_destroy> destroy; ///< the window is destroyed, but occurs when all children have been destroyed
}; };
namespace detail namespace detail