wxWidgets/include/wx/button.h
Vadim Zeitlin ce00f59b5b No changes whatsoever, just remove trailing whitespace.
There are no real changes in this commit but it removes all trailing white
space from our source files. This avoids problems when applying patches and
making diffs and it would be nice to prevent it from reappearing.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@65680 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2010-09-30 11:44:45 +00:00

226 lines
8.0 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/button.h
// Purpose: wxButtonBase class
// Author: Vadim Zetlin
// Modified by:
// Created: 15.08.00
// RCS-ID: $Id$
// Copyright: (c) Vadim Zetlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_BUTTON_H_BASE_
#define _WX_BUTTON_H_BASE_
#include "wx/defs.h"
// ----------------------------------------------------------------------------
// wxButton flags shared with other classes
// ----------------------------------------------------------------------------
#if wxUSE_TOGGLEBTN || wxUSE_BUTTON
// These flags affect label alignment
#define wxBU_LEFT 0x0040
#define wxBU_TOP 0x0080
#define wxBU_RIGHT 0x0100
#define wxBU_BOTTOM 0x0200
#define wxBU_ALIGN_MASK ( wxBU_LEFT | wxBU_TOP | wxBU_RIGHT | wxBU_BOTTOM )
#endif
#if wxUSE_BUTTON
// ----------------------------------------------------------------------------
// wxButton specific flags
// ----------------------------------------------------------------------------
// These two flags are obsolete
#define wxBU_NOAUTODRAW 0x0000
#define wxBU_AUTODRAW 0x0004
// by default, the buttons will be created with some (system dependent)
// minimal size to make them look nicer, giving this style will make them as
// small as possible
#define wxBU_EXACTFIT 0x0001
// this flag can be used to disable using the text label in the button: it is
// mostly useful when creating buttons showing bitmap and having stock id as
// without it both the standard label corresponding to the stock id and the
// bitmap would be shown
#define wxBU_NOTEXT 0x0002
#include "wx/bitmap.h"
#include "wx/control.h"
extern WXDLLIMPEXP_DATA_CORE(const char) wxButtonNameStr[];
// ----------------------------------------------------------------------------
// wxButton: a push button
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxButtonBase : public wxControl
{
public:
wxButtonBase() { }
// show the authentication needed symbol on the button: this is currently
// only implemented on Windows Vista and newer (on which it shows the UAC
// shield symbol)
void SetAuthNeeded(bool show = true) { DoSetAuthNeeded(show); }
bool GetAuthNeeded() const { return DoGetAuthNeeded(); }
// show the image in the button in addition to the label: this method is
// supported on all (major) platforms
void SetBitmap(const wxBitmap& bitmap, wxDirection dir = wxLEFT)
{
SetBitmapLabel(bitmap);
SetBitmapPosition(dir);
}
wxBitmap GetBitmap() const { return DoGetBitmap(State_Normal); }
// Methods for setting individual images for different states: normal,
// selected (meaning pushed or pressed), focused (meaning normal state for
// a focused button), disabled or hover (a.k.a. hot or current).
//
// Remember that SetBitmap() itself must be called before any other
// SetBitmapXXX() methods (except for SetBitmapLabel() which is a synonym
// for it anyhow) and that all bitmaps passed to these functions should be
// of the same size.
void SetBitmapLabel(const wxBitmap& bitmap)
{ DoSetBitmap(bitmap, State_Normal); }
void SetBitmapPressed(const wxBitmap& bitmap)
{ DoSetBitmap(bitmap, State_Pressed); }
void SetBitmapDisabled(const wxBitmap& bitmap)
{ DoSetBitmap(bitmap, State_Disabled); }
void SetBitmapCurrent(const wxBitmap& bitmap)
{ DoSetBitmap(bitmap, State_Current); }
void SetBitmapFocus(const wxBitmap& bitmap)
{ DoSetBitmap(bitmap, State_Focused); }
wxBitmap GetBitmapLabel() const { return DoGetBitmap(State_Normal); }
wxBitmap GetBitmapPressed() const { return DoGetBitmap(State_Pressed); }
wxBitmap GetBitmapDisabled() const { return DoGetBitmap(State_Disabled); }
wxBitmap GetBitmapCurrent() const { return DoGetBitmap(State_Current); }
wxBitmap GetBitmapFocus() const { return DoGetBitmap(State_Focused); }
// set the margins around the image
void SetBitmapMargins(wxCoord x, wxCoord y) { DoSetBitmapMargins(x, y); }
void SetBitmapMargins(const wxSize& sz) { DoSetBitmapMargins(sz.x, sz.y); }
wxSize GetBitmapMargins() { return DoGetBitmapMargins(); }
// set the image position relative to the text, i.e. wxLEFT means that the
// image is to the left of the text (this is the default)
void SetBitmapPosition(wxDirection dir);
// make this button the default button in its top level window
//
// returns the old default item (possibly NULL)
virtual wxWindow *SetDefault();
// Buttons on MSW can look bad if they are not native colours, because
// then they become owner-drawn and not theme-drawn. Disable it here
// in wxButtonBase to make it consistent.
virtual bool ShouldInheritColours() const { return false; }
// returns the default button size for this platform
static wxSize GetDefaultSize();
// wxUniv-compatible and deprecated equivalents to SetBitmapXXX()
#if WXWIN_COMPATIBILITY_2_8
void SetImageLabel(const wxBitmap& bitmap) { SetBitmap(bitmap); }
void SetImageMargins(wxCoord x, wxCoord y) { SetBitmapMargins(x, y); }
#endif // WXWIN_COMPATIBILITY_2_8
// backwards compatible names for pressed/current bitmaps: they're not
// deprecated as there is nothing really wrong with using them and no real
// advantage to using the new names but the new names are still preferred
wxBitmap GetBitmapSelected() const { return GetBitmapPressed(); }
wxBitmap GetBitmapHover() const { return GetBitmapCurrent(); }
void SetBitmapSelected(const wxBitmap& bitmap) { SetBitmapPressed(bitmap); }
void SetBitmapHover(const wxBitmap& bitmap) { SetBitmapCurrent(bitmap); }
// this enum is not part of wx public API, it is public because it is used
// in non wxButton-derived classes internally
//
// also notice that MSW code relies on the values of the enum elements, do
// not change them without revising src/msw/button.cpp
enum State
{
State_Normal,
State_Current, // a.k.a. hot or "hovering"
State_Pressed, // a.k.a. "selected" in public API for some reason
State_Disabled,
State_Focused,
State_Max
};
// return true if this button shouldn't show the text label, either because
// it doesn't have it or because it was explicitly disabled with wxBU_NOTEXT
bool DontShowLabel() const
{
return HasFlag(wxBU_NOTEXT) || GetLabel().empty();
}
// return true if we do show the label
bool ShowsLabel() const
{
return !DontShowLabel();
}
protected:
// choose the default border for this window
virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
virtual bool DoGetAuthNeeded() const { return false; }
virtual void DoSetAuthNeeded(bool WXUNUSED(show)) { }
virtual wxBitmap DoGetBitmap(State WXUNUSED(which)) const
{ return wxBitmap(); }
virtual void DoSetBitmap(const wxBitmap& WXUNUSED(bitmap),
State WXUNUSED(which))
{ }
virtual wxSize DoGetBitmapMargins() const
{ return wxSize(0, 0); }
virtual void DoSetBitmapMargins(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
{ }
virtual void DoSetBitmapPosition(wxDirection WXUNUSED(dir))
{ }
wxDECLARE_NO_COPY_CLASS(wxButtonBase);
};
#if defined(__WXUNIVERSAL__)
#include "wx/univ/button.h"
#elif defined(__WXMSW__)
#include "wx/msw/button.h"
#elif defined(__WXMOTIF__)
#include "wx/motif/button.h"
#elif defined(__WXGTK20__)
#include "wx/gtk/button.h"
#elif defined(__WXGTK__)
#include "wx/gtk1/button.h"
#elif defined(__WXMAC__)
#include "wx/osx/button.h"
#elif defined(__WXCOCOA__)
#include "wx/cocoa/button.h"
#elif defined(__WXPM__)
#include "wx/os2/button.h"
#elif defined(__WXPALMOS__)
#include "wx/palmos/button.h"
#endif
#endif // wxUSE_BUTTON
#endif
// _WX_BUTTON_H_BASE_