200 lines
7.2 KiB
C++
200 lines
7.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/anybutton.h
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// Purpose: wxAnyButtonBase class
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// Author: Vadim Zetlin
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// Created: 2000-08-15 (extracted from button.h)
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// Copyright: (c) Vadim Zetlin
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_ANYBUTTON_H_BASE_
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#define _WX_ANYBUTTON_H_BASE_
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#include "wx/defs.h"
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#ifdef wxHAS_ANY_BUTTON
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// ----------------------------------------------------------------------------
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// wxAnyButton specific flags
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// ----------------------------------------------------------------------------
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// These flags affect label alignment
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#define wxBU_LEFT 0x0040
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#define wxBU_TOP 0x0080
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#define wxBU_RIGHT 0x0100
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#define wxBU_BOTTOM 0x0200
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#define wxBU_ALIGN_MASK ( wxBU_LEFT | wxBU_TOP | wxBU_RIGHT | wxBU_BOTTOM )
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// These two flags are obsolete
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#define wxBU_NOAUTODRAW 0x0000
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#define wxBU_AUTODRAW 0x0004
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// by default, the buttons will be created with some (system dependent)
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// minimal size to make them look nicer, giving this style will make them as
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// small as possible
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#define wxBU_EXACTFIT 0x0001
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// this flag can be used to disable using the text label in the button: it is
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// mostly useful when creating buttons showing bitmap and having stock id as
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// without it both the standard label corresponding to the stock id and the
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// bitmap would be shown
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#define wxBU_NOTEXT 0x0002
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#include "wx/bitmap.h"
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#include "wx/control.h"
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// ----------------------------------------------------------------------------
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// wxAnyButton: common button functionality
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// ----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxAnyButtonBase : public wxControl
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{
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public:
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wxAnyButtonBase() { }
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// show the image in the button in addition to the label: this method is
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// supported on all (major) platforms
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void SetBitmap(const wxBitmap& bitmap, wxDirection dir = wxLEFT)
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{
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SetBitmapLabel(bitmap);
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SetBitmapPosition(dir);
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}
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wxBitmap GetBitmap() const { return DoGetBitmap(State_Normal); }
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// Methods for setting individual images for different states: normal,
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// selected (meaning pushed or pressed), focused (meaning normal state for
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// a focused button), disabled or hover (a.k.a. hot or current).
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//
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// Remember that SetBitmap() itself must be called before any other
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// SetBitmapXXX() methods (except for SetBitmapLabel() which is a synonym
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// for it anyhow) and that all bitmaps passed to these functions should be
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// of the same size.
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void SetBitmapLabel(const wxBitmap& bitmap)
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{ DoSetBitmap(bitmap, State_Normal); }
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void SetBitmapPressed(const wxBitmap& bitmap)
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{ DoSetBitmap(bitmap, State_Pressed); }
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void SetBitmapDisabled(const wxBitmap& bitmap)
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{ DoSetBitmap(bitmap, State_Disabled); }
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void SetBitmapCurrent(const wxBitmap& bitmap)
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{ DoSetBitmap(bitmap, State_Current); }
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void SetBitmapFocus(const wxBitmap& bitmap)
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{ DoSetBitmap(bitmap, State_Focused); }
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wxBitmap GetBitmapLabel() const { return DoGetBitmap(State_Normal); }
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wxBitmap GetBitmapPressed() const { return DoGetBitmap(State_Pressed); }
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wxBitmap GetBitmapDisabled() const { return DoGetBitmap(State_Disabled); }
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wxBitmap GetBitmapCurrent() const { return DoGetBitmap(State_Current); }
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wxBitmap GetBitmapFocus() const { return DoGetBitmap(State_Focused); }
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// set the margins around the image
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void SetBitmapMargins(wxCoord x, wxCoord y) { DoSetBitmapMargins(x, y); }
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void SetBitmapMargins(const wxSize& sz) { DoSetBitmapMargins(sz.x, sz.y); }
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wxSize GetBitmapMargins() { return DoGetBitmapMargins(); }
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// set the image position relative to the text, i.e. wxLEFT means that the
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// image is to the left of the text (this is the default)
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void SetBitmapPosition(wxDirection dir);
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// Buttons on MSW can look bad if they are not native colours, because
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// then they become owner-drawn and not theme-drawn. Disable it here
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// in wxAnyButtonBase to make it consistent.
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virtual bool ShouldInheritColours() const { return false; }
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// wxUniv-compatible and deprecated equivalents to SetBitmapXXX()
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#if WXWIN_COMPATIBILITY_2_8
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void SetImageLabel(const wxBitmap& bitmap) { SetBitmap(bitmap); }
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void SetImageMargins(wxCoord x, wxCoord y) { SetBitmapMargins(x, y); }
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#endif // WXWIN_COMPATIBILITY_2_8
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// backwards compatible names for pressed/current bitmaps: they're not
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// deprecated as there is nothing really wrong with using them and no real
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// advantage to using the new names but the new names are still preferred
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wxBitmap GetBitmapSelected() const { return GetBitmapPressed(); }
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wxBitmap GetBitmapHover() const { return GetBitmapCurrent(); }
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void SetBitmapSelected(const wxBitmap& bitmap) { SetBitmapPressed(bitmap); }
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void SetBitmapHover(const wxBitmap& bitmap) { SetBitmapCurrent(bitmap); }
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// this enum is not part of wx public API, it is public because it is used
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// in non wxAnyButton-derived classes internally
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//
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// also notice that MSW code relies on the values of the enum elements, do
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// not change them without revising src/msw/button.cpp
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enum State
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{
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State_Normal,
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State_Current, // a.k.a. hot or "hovering"
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State_Pressed, // a.k.a. "selected" in public API for some reason
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State_Disabled,
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State_Focused,
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State_Max
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};
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// return true if this button shouldn't show the text label, either because
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// it doesn't have it or because it was explicitly disabled with wxBU_NOTEXT
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bool DontShowLabel() const
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{
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return HasFlag(wxBU_NOTEXT) || GetLabel().empty();
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}
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// return true if we do show the label
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bool ShowsLabel() const
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{
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return !DontShowLabel();
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}
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protected:
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// choose the default border for this window
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virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
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virtual wxBitmap DoGetBitmap(State WXUNUSED(which)) const
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{ return wxBitmap(); }
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virtual void DoSetBitmap(const wxBitmap& WXUNUSED(bitmap),
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State WXUNUSED(which))
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{ }
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virtual wxSize DoGetBitmapMargins() const
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{ return wxSize(0, 0); }
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virtual void DoSetBitmapMargins(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
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{ }
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virtual void DoSetBitmapPosition(wxDirection WXUNUSED(dir))
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{ }
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virtual bool DoGetAuthNeeded() const { return false; }
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virtual void DoSetAuthNeeded(bool WXUNUSED(show)) { }
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wxDECLARE_NO_COPY_CLASS(wxAnyButtonBase);
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};
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#if defined(__WXUNIVERSAL__)
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#include "wx/univ/anybutton.h"
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#elif defined(__WXMSW__)
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#include "wx/msw/anybutton.h"
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//#elif defined(__WXMOTIF__)
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// #include "wx/motif/anybutton.h"
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#elif defined(__WXGTK20__)
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#include "wx/gtk/anybutton.h"
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//#elif defined(__WXGTK__)
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// #include "wx/gtk1/anybutton.h"
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#elif defined(__WXMAC__)
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#include "wx/osx/anybutton.h"
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//#elif defined(__WXCOCOA__)
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// #include "wx/cocoa/anybutton.h"
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//#elif defined(__WXPM__)
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// #include "wx/os2/anybutton.h"
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#else
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typedef wxAnyButtonBase wxAnyButton;
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#endif
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#endif // wxHAS_ANY_BUTTON
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#endif // _WX_ANYBUTTON_H_BASE_
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