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make wxKeyEvent and wxMouseEvent derive from the same wxKeyboardState object (indirectly via wxMouseState in the case of the latter) to make Get/HasModifiers() available in wxMouseEvent as well while avoiding code duplication

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55745 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2008-09-19 18:41:41 +00:00
parent d577449426
commit 0e0977894a
10 changed files with 417 additions and 351 deletions
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1
docs/changes.txt
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@@ -392,6 +392,7 @@ All (GUI):
- wxWindow::IsBeingDeleted() now returns true not only if the window itself is
marked for destruction but also if any of its parent windows are.
- Improved drawing of the hint during column move in wxGrid.
- Get/HasModifiers() of wxKeyEvent are now also available in wxMouseEvent.
wxGTK:

101
include/wx/event.h
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@@ -20,6 +20,7 @@
#if wxUSE_GUI
#include "wx/gdicmn.h"
#include "wx/cursor.h"
#include "wx/mousestate.h"
#endif
#include "wx/dynarray.h"
@@ -295,12 +296,6 @@ enum Propagation_state
class WXDLLIMPEXP_BASE wxEvent : public wxObject
{
private:
wxEvent& operator=(const wxEvent&);
protected:
wxEvent(const wxEvent&); // for implementing Clone()
public:
wxEvent(int winid = 0, wxEventType commandType = wxEVT_NULL );
@@ -367,10 +362,13 @@ protected:
// backwards compatibility as it is new
int m_propagationLevel;
protected:
bool m_skipped;
bool m_isCommandEvent;
protected:
wxEvent(const wxEvent&); // for implementing Clone()
wxEvent& operator=(const wxEvent&); // for derived classes operator=()
private:
// it needs to access our m_propagationLevel
friend class WXDLLIMPEXP_FWD_BASE wxPropagateOnce;
@@ -644,12 +642,17 @@ enum
wxMOUSE_BTN_MAX
};
class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent
class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
public wxMouseState
{
public:
wxMouseEvent(wxEventType mouseType = wxEVT_NULL);
wxMouseEvent(const wxMouseEvent& event) : wxEvent(event)
{ Assign(event); }
wxMouseEvent(const wxMouseEvent& event)
: wxEvent(event),
wxMouseState(event)
{
Assign(event);
}
// Was it a button event? (*doesn't* mean: is any button *down*?)
bool IsButton() const { return Button(wxMOUSE_BTN_ANY); }
@@ -672,20 +675,6 @@ public:
// Get the button which is changing state (wxMOUSE_BTN_NONE if none)
int GetButton() const;
// Find state of shift/control keys
bool ControlDown() const { return m_controlDown; }
bool MetaDown() const { return m_metaDown; }
bool AltDown() const { return m_altDown; }
bool ShiftDown() const { return m_shiftDown; }
bool CmdDown() const
{
#if defined(__WXMAC__) || defined(__WXCOCOA__)
return MetaDown();
#else
return ControlDown();
#endif
}
// Find which event was just generated
bool LeftDown() const { return (m_eventType == wxEVT_LEFT_DOWN); }
bool MiddleDown() const { return (m_eventType == wxEVT_MIDDLE_DOWN); }
@@ -792,7 +781,12 @@ public:
virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }
wxMouseEvent& operator=(const wxMouseEvent& event) { if (&event != this) Assign(event); return *this; }
wxMouseEvent& operator=(const wxMouseEvent& event)
{
if (&event != this)
Assign(event);
return *this;
}
public:
wxCoord m_x, m_y;
@@ -803,11 +797,6 @@ public:
bool m_aux1Down;
bool m_aux2Down;
bool m_controlDown;
bool m_shiftDown;
bool m_altDown;
bool m_metaDown;
int m_clickCount;
int m_wheelAxis;
@@ -870,48 +859,13 @@ private:
wxEVT_HOTKEY
*/
class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent
class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent,
public wxKeyboardState
{
public:
wxKeyEvent(wxEventType keyType = wxEVT_NULL);
wxKeyEvent(const wxKeyEvent& evt);
// can be used check if the key event has exactly the given modifiers:
// "GetModifiers() = wxMOD_CONTROL" is easier to write than "ControlDown()
// && !MetaDown() && !AltDown() && !ShiftDown()"
int GetModifiers() const
{
return (m_controlDown ? wxMOD_CONTROL : 0) |
(m_shiftDown ? wxMOD_SHIFT : 0) |
(m_metaDown ? wxMOD_META : 0) |
(m_altDown ? wxMOD_ALT : 0);
}
// Find state of shift/control keys
bool ControlDown() const { return m_controlDown; }
bool ShiftDown() const { return m_shiftDown; }
bool MetaDown() const { return m_metaDown; }
bool AltDown() const { return m_altDown; }
// "Cmd" is a pseudo key which is Control for PC and Unix platforms but
// Apple ("Command") key under Macs: it makes often sense to use it instead
// of, say, ControlDown() because Cmd key is used for the same thing under
// Mac as Ctrl elsewhere (but Ctrl still exists, just not used for this
// purpose under Mac)
bool CmdDown() const
{
#if defined(__WXMAC__) || defined(__WXCOCOA__)
return MetaDown();
#else
return ControlDown();
#endif
}
// exclude MetaDown() from HasModifiers() because NumLock under X is often
// configured as mod2 modifier, yet the key events even when it is pressed
// should be processed normally, not like Ctrl- or Alt-key
bool HasModifiers() const { return ControlDown() || AltDown(); }
// get the key code: an ASCII7 char or an element of wxKeyCode enum
int GetKeyCode() const { return (int)m_keyCode; }
@@ -956,15 +910,14 @@ public:
{
if (&evt != this)
{
wxEvent::operator=(evt);
wxKeyboardState::operator=(evt);
m_x = evt.m_x;
m_y = evt.m_y;
m_keyCode = evt.m_keyCode;
m_controlDown = evt.m_controlDown;
m_shiftDown = evt.m_shiftDown;
m_altDown = evt.m_altDown;
m_metaDown = evt.m_metaDown;
m_scanCode = evt.m_scanCode;
m_rawCode = evt.m_rawCode;
m_rawFlags = evt.m_rawFlags;
@@ -980,12 +933,6 @@ public:
long m_keyCode;
// TODO: replace those with a single m_modifiers bitmask of wxMOD_XXX?
bool m_controlDown;
bool m_shiftDown;
bool m_altDown;
bool m_metaDown;
// FIXME: what is this for? relation to m_rawXXX?
bool m_scanCode;

91
include/wx/kbdstate.h Normal file
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@@ -0,0 +1,91 @@
///////////////////////////////////////////////////////////////////////////////
// Name: wx/kbdstate.h
// Purpose: Declaration of wxKeyboardState class
// Author: Vadim Zeitlin
// Created: 2008-09-19
// RCS-ID: $Id$
// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_KBDSTATE_H_
#define _WX_KBDSTATE_H_
#include "wx/defs.h"
// ----------------------------------------------------------------------------
// wxKeyboardState stores the state of the keyboard modifier keys
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxKeyboardState
{
public:
wxKeyboardState()
: m_controlDown(false),
m_shiftDown(false),
m_altDown(false),
m_metaDown(false)
{
}
// default copy ctor, assignment operator and dtor are ok
// accessors for the various modifier keys
// ---------------------------------------
// should be used check if the key event has exactly the given modifiers:
// "GetModifiers() = wxMOD_CONTROL" is easier to write than "ControlDown()
// && !MetaDown() && !AltDown() && !ShiftDown()"
int GetModifiers() const
{
return (m_controlDown ? wxMOD_CONTROL : 0) |
(m_shiftDown ? wxMOD_SHIFT : 0) |
(m_metaDown ? wxMOD_META : 0) |
(m_altDown ? wxMOD_ALT : 0);
}
// returns true if any modifiers at all are pressed
bool HasModifiers() const { return GetModifiers() != wxMOD_NONE; }
// accessors for individual modifier keys
bool ControlDown() const { return m_controlDown; }
bool ShiftDown() const { return m_shiftDown; }
bool MetaDown() const { return m_metaDown; }
bool AltDown() const { return m_altDown; }
// "Cmd" is a pseudo key which is Control for PC and Unix platforms but
// Apple ("Command") key under Macs: it makes often sense to use it instead
// of, say, ControlDown() because Cmd key is used for the same thing under
// Mac as Ctrl elsewhere (but Ctrl still exists, just not used for this
// purpose under Mac)
bool CmdDown() const
{
#if defined(__WXMAC__) || defined(__WXCOCOA__)
return MetaDown();
#else
return ControlDown();
#endif
}
// these functions are mostly used by wxWidgets itself
// ---------------------------------------------------
void SetControlDown(bool down) { m_controlDown = down; }
void SetShiftDown(bool down) { m_shiftDown = down; }
void SetAltDown(bool down) { m_altDown = down; }
void SetMetaDown(bool down) { m_metaDown = down; }
// for backwards compatibility with the existing code accessing these
// members of wxKeyEvent directly, these variables are public, however you
// should not use them in any new code, please use the accessors instead
public:
bool m_controlDown : 1;
bool m_shiftDown : 1;
bool m_altDown : 1;
bool m_metaDown : 1;
};
#endif // _WX_KBDSTATE_H_

70
include/wx/mousestate.h Normal file
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@@ -0,0 +1,70 @@
///////////////////////////////////////////////////////////////////////////////
// Name: wx/mousestate.h
// Purpose: Declaration of wxMouseState class
// Author: Vadim Zeitlin
// Created: 2008-09-19 (extracted from wx/utils.h)
// RCS-ID: $Id$
// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_MOUSESTATE_H_
#define _WX_MOUSESTATE_H_
#include "wx/kbdstate.h"
// ----------------------------------------------------------------------------
// wxMouseState contains the information about mouse position, buttons and also
// key modifiers
// ----------------------------------------------------------------------------
// wxMouseState is used to hold information about button and modifier state
// and is what is returned from wxGetMouseState.
class WXDLLIMPEXP_CORE wxMouseState : public wxKeyboardState
{
public:
wxMouseState()
: m_x(0), m_y(0),
m_leftDown(false), m_middleDown(false), m_rightDown(false),
m_aux1Down(false), m_aux2Down(false)
{
}
// default copy ctor, assignment operator and dtor are ok
// accessors for the mouse position
wxCoord GetX() const { return m_x; }
wxCoord GetY() const { return m_y; }
wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
// accessors for the pressed buttons
bool LeftDown() const { return m_leftDown; }
bool MiddleDown() const { return m_middleDown; }
bool RightDown() const { return m_rightDown; }
bool Aux1Down() const { return m_aux1Down; }
bool Aux2Down() const { return m_aux2Down; }
// these functions are mostly used by wxWidgets itself
void SetX(wxCoord x) { m_x = x; }
void SetY(wxCoord y) { m_y = y; }
void SetLeftDown(bool down) { m_leftDown = down; }
void SetMiddleDown(bool down) { m_middleDown = down; }
void SetRightDown(bool down) { m_rightDown = down; }
void SetAux1Down(bool down) { m_aux1Down = down; }
void SetAux2Down(bool down) { m_aux2Down = down; }
private:
bool m_leftDown : 1;
bool m_middleDown : 1;
bool m_rightDown : 1;
bool m_aux1Down : 1;
bool m_aux2Down : 1;
wxCoord m_x,
m_y;
};
#endif // _WX_MOUSESTATE_H_

70
include/wx/utils.h
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@@ -19,8 +19,10 @@
#include "wx/object.h"
#include "wx/list.h"
#include "wx/filefn.h"
#if wxUSE_GUI
#include "wx/gdicmn.h"
#include "wx/mousestate.h"
#endif
class WXDLLIMPEXP_FWD_BASE wxArrayString;
@@ -208,74 +210,6 @@ WXDLLIMPEXP_CORE bool wxGetKeyState(wxKeyCode key);
// in wxMSW.
WXDLLIMPEXP_CORE bool wxSetDetectableAutoRepeat( bool flag );
// wxMouseState is used to hold information about button and modifier state
// and is what is returned from wxGetMouseState.
class WXDLLIMPEXP_CORE wxMouseState
{
public:
wxMouseState()
: m_x(0), m_y(0),
m_leftDown(false), m_middleDown(false), m_rightDown(false),
m_aux1Down(false), m_aux2Down(false),
m_controlDown(false), m_shiftDown(false), m_altDown(false),
m_metaDown(false)
{}
wxCoord GetX() const { return m_x; }
wxCoord GetY() const { return m_y; }
wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
bool LeftDown() const { return m_leftDown; }
bool MiddleDown() const { return m_middleDown; }
bool RightDown() const { return m_rightDown; }
bool Aux1Down() const { return m_aux1Down; }
bool Aux2Down() const { return m_aux2Down; }
bool ControlDown() const { return m_controlDown; }
bool ShiftDown() const { return m_shiftDown; }
bool AltDown() const { return m_altDown; }
bool MetaDown() const { return m_metaDown; }
bool CmdDown() const
{
#if defined(__WXMAC__) || defined(__WXCOCOA__)
return MetaDown();
#else
return ControlDown();
#endif
}
void SetX(wxCoord x) { m_x = x; }
void SetY(wxCoord y) { m_y = y; }
void SetLeftDown(bool down) { m_leftDown = down; }
void SetMiddleDown(bool down) { m_middleDown = down; }
void SetRightDown(bool down) { m_rightDown = down; }
void SetAux1Down(bool down) { m_aux1Down = down; }
void SetAux2Down(bool down) { m_aux2Down = down; }
void SetControlDown(bool down) { m_controlDown = down; }
void SetShiftDown(bool down) { m_shiftDown = down; }
void SetAltDown(bool down) { m_altDown = down; }
void SetMetaDown(bool down) { m_metaDown = down; }
private:
wxCoord m_x,
m_y;
bool m_leftDown : 1;
bool m_middleDown : 1;
bool m_rightDown : 1;
bool m_aux1Down : 1;
bool m_aux2Down : 1;
bool m_controlDown : 1;
bool m_shiftDown : 1;
bool m_altDown : 1;
bool m_metaDown : 1;
};
// Returns the current state of the mouse position, buttons and modifers
WXDLLIMPEXP_CORE wxMouseState wxGetMouseState();

112
interface/wx/event.h
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@@ -698,10 +698,13 @@ public:
Process a wxEVT_CHAR event.
@endEventTable
@see wxKeyboardState
@library{wxcore}
@category{events}
*/
class wxKeyEvent : public wxEvent
class wxKeyEvent : public wxEvent,
public wxKeyboardState
{
public:
/**
@@ -710,32 +713,6 @@ public:
*/
wxKeyEvent(wxEventType keyEventType = wxEVT_NULL);
/**
Returns @true if the Alt key was down at the time of the key event.
Notice that GetModifiers() is easier to use correctly than this function
so you should consider using it in new code.
*/
bool AltDown() const;
/**
CMD is a pseudo key which is the same as Control for PC and Unix
platforms but the special APPLE (a.k.a as COMMAND) key under Macs:
it makes often sense to use it instead of, say, ControlDown() because Cmd
key is used for the same thing under Mac as Ctrl elsewhere (but Ctrl still
exists, just not used for this purpose under Mac). So for non-Mac platforms
this is the same as ControlDown() and under Mac this is the same as MetaDown().
*/
bool CmdDown() const;
/**
Returns @true if the control key was down at the time of the key event.
Notice that GetModifiers() is easier to use correctly than this function
so you should consider using it in new code.
*/
bool ControlDown() const;
/**
Returns the virtual key code. ASCII events return normal ASCII values,
while non-ASCII events return values such as @b WXK_LEFT for the left cursor
@@ -747,33 +724,6 @@ public:
*/
int GetKeyCode() const;
/**
Return the bitmask of modifier keys which were pressed when this event
happened. See @ref page_keymodifiers for the full list of modifiers.
Notice that this function is easier to use correctly than, for example,
ControlDown() because when using the latter you also have to remember to
test that none of the other modifiers is pressed:
@code
if ( ControlDown() && !AltDown() && !ShiftDown() && !MetaDown() )
... handle Ctrl-XXX ...
@endcode
and forgetting to do it can result in serious program bugs (e.g. program
not working with European keyboard layout where ALTGR key which is seen by
the program as combination of CTRL and ALT is used). On the other hand,
you can simply write:
@code
if ( GetModifiers() == wxMOD_CONTROL )
... handle Ctrl-XXX ...
@endcode
with this function.
*/
int GetModifiers() const;
//@{
/**
Obtains the position (in client coordinates) at which the key was pressed.
@@ -817,33 +767,6 @@ public:
Returns the Y position (in client coordinates) of the event.
*/
wxCoord GetY() const;
/**
Returns @true if either CTRL or ALT keys was down at the time of the
key event.
Note that this function does not take into account neither SHIFT nor
META key states (the reason for ignoring the latter is that it is
common for NUMLOCK key to be configured as META under X but the key
presses even while NUMLOCK is on should be still processed normally).
*/
bool HasModifiers() const;
/**
Returns @true if the Meta key was down at the time of the key event.
Notice that GetModifiers() is easier to use correctly than this function
so you should consider using it in new code.
*/
bool MetaDown() const;
/**
Returns @true if the shift key was down at the time of the key event.
Notice that GetModifiers() is easier to use correctly than this function
so you should consider using it in new code.
*/
bool ShiftDown() const;
};
@@ -1546,9 +1469,10 @@ public:
@library{wxcore}
@category{events}
@see wxKeyEvent::CmdDown
@see wxKeyEvent
*/
class wxMouseEvent : public wxEvent
class wxMouseEvent : public wxEvent,
public wxMouseState
{
public:
/**
@@ -1576,11 +1500,6 @@ public:
*/
wxMouseEvent(wxEventType mouseEventType = wxEVT_NULL);
/**
Returns @true if the Alt key was down at the time of the event.
*/
bool AltDown() const;
/**
Returns @true if the event was a first extra button double click.
*/
@@ -1659,18 +1578,6 @@ public:
*/
bool ButtonUp(int = wxMOUSE_BTN_ANY) const;
/**
Same as MetaDown() under Mac, same as ControlDown() elsewhere.
@see wxKeyEvent::CmdDown
*/
bool CmdDown() const;
/**
Returns @true if the control key was down at the time of the event.
*/
bool ControlDown() const;
/**
Returns @true if this was a dragging event (motion while a button is depressed).
@@ -1865,11 +1772,6 @@ public:
Returns @true if the right mouse button changed to up.
*/
bool RightUp() const;
/**
Returns @true if the shift key was down at the time of the event.
*/
bool ShiftDown() const;
};

130
interface/wx/kbdstate.h Normal file
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@@ -0,0 +1,130 @@
/////////////////////////////////////////////////////////////////////////////
// Name: wx/kbdstate.h
// Purpose: documentation of wxKeyboardState
// Author: wxWidgets team
// Created: 2008-09-19
// RCS-ID: $Id$
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
/**
Provides methods for testing the state of the keyboard modifier keys.
This class is used as a base class of wxKeyEvent and wxMouseState and,
hence, indirectly, of wxMouseEvent, so its methods may be used to get
information about the modifier keys which were pressed when the event
occurred.
This class is implemented entirely inline in @<wx/keystate.h@> and thus has
no linking requirements.
@category{misc}
@see wxKeyEvent, wxMouseState
*/
class wxKeyboardState
{
public:
/**
Default constructor.
By default, no modifiers are active.
*/
wxKeyboardState();
/**
Return the bit mask of all pressed modifier keys.
The return value is a combination of @c wxMOD_ALT, @c wxMOD_CONTROL,
@c wxMOD_SHIFT and @c wxMOD_META bit masks. Additionally, @c wxMOD_NONE
is defined as 0, i.e. corresponds to no modifiers (see HasModifiers())
and @c wxMOD_CMD is either @c wxMOD_CONTROL (MSW and Unix) or @c
wxMOD_META (Mac), see CmdDown(). See @ref page_keymodifiers for the
full list of modifiers.
Notice that this function is easier to use correctly than, for example,
ControlDown() because when using the latter you also have to remember to
test that none of the other modifiers is pressed:
@code
if ( ControlDown() && !AltDown() && !ShiftDown() && !MetaDown() )
... handle Ctrl-XXX ...
@endcode
and forgetting to do it can result in serious program bugs (e.g. program
not working with European keyboard layout where @c AltGr key which is
seen by the program as combination of CTRL and ALT is used). On the
other hand, you can simply write:
@code
if ( GetModifiers() == wxMOD_CONTROL )
... handle Ctrl-XXX ...
@endcode
with this function.
*/
int GetModifiers() const;
/**
Returns true if any modifiers at all are pressed.
This is equivalent to @c GetModifiers() @c != @c wxMOD_NONE.
*/
bool HasModifiers() const;
/**
Returns true if the Control key is pressed.
This function doesn't distinguish between right and left control keys.
In portable code you usually want to use CmdDown() to automatically
test for the more frequently used Command key (and not the rarely used
Control one) under Mac.
Notice that GetModifiers() should usually be used instead of this one.
*/
bool ControlDown() const;
/**
Returns true if the Shift key is pressed.
This function doesn't distinguish between right and left shift keys.
Notice that GetModifiers() should usually be used instead of this one.
*/
bool ShiftDown() const;
/**
Returns true if the Meta/Windows/Apple key is pressed.
This function tests the state of the key traditionally called Meta
under Unix systems, Windows keys under MSW and Apple, or Command, key
under Mac.
Notice that GetModifiers() should usually be used instead of this one.
@see CmdDown()
*/
bool MetaDown() const;
/**
Returns true if the Alt key is pressed.
Notice that GetModifiers() should usually be used instead of this one.
*/
bool AltDown() const;
/**
Returns true if the key used for command accelerators is pressed.
@c Cmd is a pseudo key which is Control for PC and Unix platforms but
Apple (or Command) key under Macs: it makes often sense to use it
instead of ControlDown() because @c Command key is used for the same
thing under Mac as @c Control elsewhere (even though @c Control still
exists, it is usually not used for the same purpose under Mac).
Notice that GetModifiers() should usually be used instead of this one.
*/
bool CmdDown() const;
};

71
interface/wx/mousestate.h Normal file
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@@ -0,0 +1,71 @@
/////////////////////////////////////////////////////////////////////////////
// Name: wx/mousestate.h
// Purpose: documentation of wxMouseState
// Author: wxWidgets team
// Created: 2008-09-19
// RCS-ID: $Id$
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
/**
@class wxMouseState
Represents the mouse state.
This class is used as a base class by wxMouseEvent and so its methods may
be used to obtain information about the mouse state for the mouse events.
It also inherits from wxKeyboardState and so carries information about the
keyboard state and not only the mouse one.
This class is implemented entirely inline in @<wx/mousestate.h@> and thus
has no linking requirements.
@category{misc}
@see wxGetMouseState(), wxMouseEvent
*/
class wxMouseState : public wxKeyboardState
{
public:
/**
Default constructor.
*/
wxMouseState();
/**
Returns X coordinate of the physical mouse event position.
*/
wxCoord GetX() const;
/**
Returns Y coordinate of the physical mouse event position.
*/
wxCoord GetY() const;
/**
Returns the physical mouse position.
*/
wxPoint GetPosition() const;
/**
Returns @true if the left mouse button changed to down.
*/
bool LeftDown() const;
/**
Returns @true if the middle mouse button changed to down.
*/
bool MiddleDown() const;
/**
Returns @true if the right mouse button changed to down.
*/
bool RightDown() const;
/**
Returns @true if the first extra button mouse button changed to down.
*/
bool Aux1Down() const;
/**
Returns @true if the second extra button mouse button changed to down.
*/
bool Aux2Down() const;
};

80
interface/wx/utils.h
View File

@@ -88,86 +88,6 @@ public:
/**
@class wxMouseState
Represents the mouse state.
The methods of this class generally mirror the corresponding methods of
wxMouseEvent.
This class is implemented entirely in @<wx/utils.h@>, meaning no extra
library needs to be linked to use this class.
@category{misc}
@see wxGetMouseState()
*/
class wxMouseState
{
public:
/**
Default constructor.
*/
wxMouseState();
/**
Returns X coordinate of the physical mouse event position.
*/
wxCoord GetX() const;
/**
Returns Y coordinate of the physical mouse event position.
*/
wxCoord GetY() const;
/**
Returns the physical mouse position.
*/
wxPoint GetPosition() const;
/**
Returns @true if the left mouse button changed to down.
*/
bool LeftDown() const;
/**
Returns @true if the middle mouse button changed to down.
*/
bool MiddleDown() const;
/**
Returns @true if the right mouse button changed to down.
*/
bool RightDown() const;
/**
Returns @true if the first extra button mouse button changed to down.
*/
bool Aux1Down() const;
/**
Returns @true if the second extra button mouse button changed to down.
*/
bool Aux2Down() const;
/**
Returns @true if the control key is down.
*/
bool ControlDown() const;
/**
Returns @true if the shift key is down.
*/
bool ShiftDown() const;
/**
Returns @true if the alt key is down.
*/
bool AltDown() const;
/**
Returns @true if the meta key is down.
*/
bool MetaDown() const;
/**
Same as MetaDown() under Mac systems, ControlDown() for the others.
*/
bool CmdDown() const;
};
// ============================================================================
// Global functions/macros
// ============================================================================

40
src/common/event.cpp
View File

@@ -381,6 +381,22 @@ wxEvent::wxEvent(const wxEvent &src)
{
}
wxEvent& wxEvent::operator=(const wxEvent& src)
{
wxObject::operator=(src);
m_eventObject = src.m_eventObject;
m_eventType = src.m_eventType;
m_timeStamp = src.m_timeStamp;
m_id = src.m_id;
m_callbackUserData = src.m_callbackUserData;
m_propagationLevel = src.m_propagationLevel;
m_skipped = src.m_skipped;
m_isCommandEvent = src.m_isCommandEvent;
return *this;
}
#endif // wxUSE_BASE
#if wxUSE_GUI
@@ -534,11 +550,6 @@ wxMouseEvent::wxMouseEvent(wxEventType commandType)
m_aux1Down = false;
m_aux2Down = false;
m_controlDown = false;
m_shiftDown = false;
m_altDown = false;
m_metaDown = false;
m_clickCount = -1;
m_wheelRotation = 0;
@@ -549,7 +560,8 @@ wxMouseEvent::wxMouseEvent(wxEventType commandType)
void wxMouseEvent::Assign(const wxMouseEvent& event)
{
m_eventType = event.m_eventType;
wxEvent::operator=(event);
wxMouseState::operator=(event);
m_x = event.m_x;
m_y = event.m_y;
@@ -560,11 +572,6 @@ void wxMouseEvent::Assign(const wxMouseEvent& event)
m_aux1Down = event.m_aux1Down;
m_aux2Down = event.m_aux2Down;
m_controlDown = event.m_controlDown;
m_shiftDown = event.m_shiftDown;
m_altDown = event.m_altDown;
m_metaDown = event.m_metaDown;
m_wheelRotation = event.m_wheelRotation;
m_wheelDelta = event.m_wheelDelta;
m_linesPerAction = event.m_linesPerAction;
@@ -749,10 +756,6 @@ wxPoint wxMouseEvent::GetLogicalPosition(const wxDC& dc) const
wxKeyEvent::wxKeyEvent(wxEventType type)
{
m_eventType = type;
m_shiftDown = false;
m_controlDown = false;
m_metaDown = false;
m_altDown = false;
m_keyCode = 0;
m_scanCode = 0;
#if wxUSE_UNICODE
@@ -761,17 +764,14 @@ wxKeyEvent::wxKeyEvent(wxEventType type)
}
wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt)
: wxEvent(evt)
: wxEvent(evt),
wxKeyboardState(evt)
{
m_x = evt.m_x;
m_y = evt.m_y;
m_keyCode = evt.m_keyCode;
m_controlDown = evt.m_controlDown;
m_shiftDown = evt.m_shiftDown;
m_altDown = evt.m_altDown;
m_metaDown = evt.m_metaDown;
m_scanCode = evt.m_scanCode;
m_rawCode = evt.m_rawCode;
m_rawFlags = evt.m_rawFlags;