X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4871079576fc5ba20a0f78bdfbe9d7c6d3ce47a8..7bd30a12ade503fd135c686ecc98a6f6d5fecbeb:/include/wx/control.h diff --git a/include/wx/control.h b/include/wx/control.h index a70c5a8be6..b597937ef2 100644 --- a/include/wx/control.h +++ b/include/wx/control.h @@ -16,23 +16,44 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "controlbase.h" -#endif - #include "wx/defs.h" #if wxUSE_CONTROLS #include "wx/window.h" // base class -extern WXDLLEXPORT_DATA(const wxChar*) wxControlNameStr; +extern WXDLLIMPEXP_DATA_CORE(const char) wxControlNameStr[]; + + +// ---------------------------------------------------------------------------- +// Ellipsize() constants +// ---------------------------------------------------------------------------- + +enum wxEllipsizeFlags +{ + wxELLIPSIZE_FLAGS_NONE = 0, + wxELLIPSIZE_FLAGS_PROCESS_MNEMONICS = 1, + wxELLIPSIZE_FLAGS_EXPAND_TABS = 2, + + wxELLIPSIZE_FLAGS_DEFAULT = wxELLIPSIZE_FLAGS_PROCESS_MNEMONICS | + wxELLIPSIZE_FLAGS_EXPAND_TABS +}; + +// NB: Don't change the order of these values, they're the same as in +// PangoEllipsizeMode enum. +enum wxEllipsizeMode +{ + wxELLIPSIZE_NONE, + wxELLIPSIZE_START, + wxELLIPSIZE_MIDDLE, + wxELLIPSIZE_END +}; // ---------------------------------------------------------------------------- // wxControl is the base class for all controls // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxControlBase : public wxWindow +class WXDLLIMPEXP_CORE wxControlBase : public wxWindow { public: wxControlBase() { } @@ -50,6 +71,51 @@ public: // get the control alignment (left/right/centre, top/bottom/centre) int GetAlignment() const { return m_windowStyle & wxALIGN_MASK; } + // set label with mnemonics + virtual void SetLabel(const wxString& label) + { + m_labelOrig = label; + + InvalidateBestSize(); + + wxWindow::SetLabel(label); + } + + // return the original string, as it was passed to SetLabel() + // (i.e. with wx-style mnemonics) + virtual wxString GetLabel() const { return m_labelOrig; } + + // set label text (mnemonics will be escaped) + virtual void SetLabelText(const wxString& text) + { + SetLabel(EscapeMnemonics(text)); + } + + // get just the text of the label, without mnemonic characters ('&') + virtual wxString GetLabelText() const { return GetLabelText(GetLabel()); } + + +#if wxUSE_MARKUP + // Set the label with markup (and mnemonics). Markup is a simple subset of + // HTML with tags such as , and . By default it is not + // supported i.e. all the markup is simply stripped and SetLabel() is + // called but some controls in some ports do support this already and in + // the future most of them should. + // + // Notice that, being HTML-like, markup also supports XML entities so '<' + // should be encoded as "<" and so on, a bare '<' in the input will + // likely result in an error. As an exception, a bare '&' is allowed and + // indicates that the next character is a mnemonic. To insert a literal '&' + // in the control you need to use "&" in the input string. + // + // Returns true if the label was set, even if the markup in it was ignored. + // False is only returned if we failed to parse the label. + bool SetLabelMarkup(const wxString& markup) + { + return DoSetLabelMarkup(markup); + } +#endif // wxUSE_MARKUP + // controls by default inherit the colours of their parents, if a // particular control class doesn't want to do it, it can override @@ -63,21 +129,52 @@ public: // if the button was clicked) virtual void Command(wxCommandEvent &event); - virtual void SetLabel( const wxString &label ); virtual bool SetFont(const wxFont& font); - // Reserved for future use - virtual void ReservedControlFunc1() {} - virtual void ReservedControlFunc2() {} - virtual void ReservedControlFunc3() {} - virtual void ReservedControlFunc4() {} - virtual void ReservedControlFunc5() {} - virtual void ReservedControlFunc6() {} - virtual void ReservedControlFunc7() {} - virtual void ReservedControlFunc8() {} - virtual void ReservedControlFunc9() {} + // wxControl-specific processing after processing the update event + virtual void DoUpdateWindowUI(wxUpdateUIEvent& event); + + + + // static utilities for mnemonics char (&) handling + // ------------------------------------------------ + + // returns the given string without mnemonic characters ('&') + static wxString GetLabelText(const wxString& label); + + // returns the given string without mnemonic characters ('&') + // this function is identic to GetLabelText() and is provided for clarity + // and for symmetry with the wxStaticText::RemoveMarkup() function. + static wxString RemoveMnemonics(const wxString& str); + + // escapes (by doubling them) the mnemonics + static wxString EscapeMnemonics(const wxString& str); + + + // miscellaneous static utilities + // ------------------------------ + + // replaces parts of the given (multiline) string with an ellipsis if needed + static wxString Ellipsize(const wxString& label, const wxDC& dc, + wxEllipsizeMode mode, int maxWidth, + int flags = wxELLIPSIZE_FLAGS_DEFAULT); + + // return the accel index in the string or -1 if none and puts the modified + // string into second parameter if non NULL + static int FindAccelIndex(const wxString& label, + wxString *labelOnly = NULL); + + // this is a helper for the derived class GetClassDefaultAttributes() + // implementation: it returns the right colours for the classes which + // contain something else (e.g. wxListBox, wxTextCtrl, ...) instead of + // being simple controls (such as wxButton, wxCheckBox, ...) + static wxVisualAttributes + GetCompositeControlsDefaultAttributes(wxWindowVariant variant); protected: + // choose the default border for this window + virtual wxBorder GetDefaultBorder() const; + // creates the control (calls wxWindowBase::CreateBase inside) and adds it // to the list of parents children bool CreateControl(wxWindowBase *parent, @@ -88,21 +185,34 @@ protected: const wxValidator& validator, const wxString& name); +#if wxUSE_MARKUP + // This function may be overridden in the derived classes to implement + // support for labels with markup. The base class version simply strips the + // markup and calls SetLabel() with the remaining text. + virtual bool DoSetLabelMarkup(const wxString& markup); +#endif // wxUSE_MARKUP + + // initialize the common fields of wxCommandEvent void InitCommandEvent(wxCommandEvent& event) const; - // set the initial window size if none is given (i.e. at least one of the - // components of the size passed to ctor/Create() is -1) - // - // normally just calls SetBestSize() but can be overridden not to do it for - // the controls which have to do some additional initialization (e.g. add - // strings to list box) before their best size can be accurately calculated - virtual void SetInitialBestSize(const wxSize& size) - { - SetBestSize(size); - } + // Ellipsize() helper: + static wxString DoEllipsizeSingleLine(const wxString& label, const wxDC& dc, + wxEllipsizeMode mode, int maxWidth, + int replacementWidth); + +#if wxUSE_MARKUP + // Remove markup from the given string, returns empty string on error i.e. + // if markup was syntactically invalid. + static wxString RemoveMarkup(const wxString& markup); +#endif // wxUSE_MARKUP + - DECLARE_NO_COPY_CLASS(wxControlBase) + // this field contains the label in wx format, i.e. with '&' mnemonics, + // as it was passed to the last SetLabel() call + wxString m_labelOrig; + + wxDECLARE_NO_COPY_CLASS(wxControlBase); }; // ---------------------------------------------------------------------------- @@ -117,10 +227,12 @@ protected: #include "wx/msw/control.h" #elif defined(__WXMOTIF__) #include "wx/motif/control.h" -#elif defined(__WXGTK__) +#elif defined(__WXGTK20__) #include "wx/gtk/control.h" +#elif defined(__WXGTK__) + #include "wx/gtk1/control.h" #elif defined(__WXMAC__) - #include "wx/mac/control.h" + #include "wx/osx/control.h" #elif defined(__WXCOCOA__) #include "wx/cocoa/control.h" #elif defined(__WXPM__)