X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b21126db7a8232fa9e64b29f916d73d6b0153bef..f2b6dd8c508ddc1ebfee5b7d6e68a44b4e05a50f:/interface/wx/msgdlg.h diff --git a/interface/wx/msgdlg.h b/interface/wx/msgdlg.h index 34abf1586d..1dde94ee77 100644 --- a/interface/wx/msgdlg.h +++ b/interface/wx/msgdlg.h @@ -3,9 +3,15 @@ // Purpose: interface of wxMessageDialog // Author: wxWidgets team // RCS-ID: $Id$ -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +/** + Default message box caption string. +*/ +const char wxMessageBoxCaptionStr[] = "Message"; + + /** @class wxMessageDialog @@ -19,8 +25,15 @@ Puts a Cancel button in the message box. Must be combined with either @c wxOK or @c wxYES_NO. @style{wxYES_NO} - Puts Yes and No buttons in the message box. May be combined with - @c wxCANCEL. + Puts Yes and No buttons in the message box. It is recommended to always + use @c wxCANCEL with this style as otherwise the message box won't have + a close button under wxMSW and the user will be forced to answer it. + @style{wxHELP} + Puts a Help button to the message box. This button can have special + appearance or be specially positioned if its label is not changed from + the default one. Notice that using this button is not supported when + showing a message box from non-main thread in wxOSX/Cocoa and it is not + supported in wxOSX/Carbon at all. @since 2.9.3. @style{wxNO_DEFAULT} Makes the "No" button default, can only be used with @c wxYES_NO. @style{wxCANCEL_DEFAULT} @@ -31,32 +44,82 @@ @style{wxOK_DEFAULT} Makes the "OK" button default, this is the default behaviour and this flag exists solely for symmetry with @c wxCANCEL_DEFAULT. + @style{wxICON_NONE} + Displays no icon in the dialog if possible (an icon might still be + displayed if the current platform mandates its use). This style may be + used to prevent the dialog from using the default icon based on @c + wxYES_NO presence as explained in @c wxICON_QUESTION and @c + wxICON_INFORMATION documentation below. @style{wxICON_EXCLAMATION} - Displays an exclamation mark symbol. + Displays an exclamation, or warning, icon in the dialog. @style{wxICON_ERROR} - Displays an error symbol. + Displays an error icon in the dialog. @style{wxICON_HAND} Displays an error symbol, this is a MSW-inspired synonym for @c wxICON_ERROR. @style{wxICON_QUESTION} Displays a question mark symbol. This icon is automatically used with @c wxYES_NO so it's usually unnecessary to specify it explicitly. + This style is not supported for message dialogs under wxMSW when a task + dialog is used to implement them (i.e. when running under Windows Vista + or later) because Microsoft + guidelines indicate that no icon should be used for routine + confirmations. If it is specified, no icon will be displayed. @style{wxICON_INFORMATION} Displays an information symbol. This icon is used by default if @c wxYES_NO is not given so it is usually unnecessary to specify it explicitly. @style{wxSTAY_ON_TOP} - Makes the message box stay on top of all other windows (currently - implemented only under MSW). + Makes the message box stay on top of all other windows and not only + just its parent (currently implemented only under MSW and GTK). + @style{wxCENTRE} + Centre the message box on its parent or on the screen if parent is not + specified. + Setting this style under MSW makes no differences as the dialog is + always centered on the parent. @endStyleTable @library{wxcore} @category{cmndlg} @see @ref overview_cmndlg_msg + @see wxRichMessageDialog */ class wxMessageDialog : public wxDialog { public: + /** + Helper class allowing to use either stock id or string labels. + + This class should never be used explicitly and is not really part of + wxWidgets API but rather is just an implementation helper allowing the + methods such as SetYesNoLabels() and SetOKCancelLabels() below to be + callable with either stock ids (e.g. ::wxID_CLOSE) or strings + ("&Close"). + */ + class ButtonLabel + { + public: + /// Construct the label from a stock id. + ButtonLabel(int stockId); + + /// Construct the label from the specified string. + ButtonLabel(const wxString& label); + + /** + Return the associated label as string. + + Get the string label, whether it was originally specified directly + or as a stock id -- this is only useful for platforms without native + stock items id support + */ + wxString GetAsString() const; + + /** + Return the stock id or wxID_NONE if this is not a stock label. + */ + int GetStockId() const; + }; + /** Constructor specifying the message box properties. Use ShowModal() to show the dialog. @@ -92,12 +155,29 @@ public: If it is set, the main message appears highlighted -- if supported -- and this message appears beneath it in normal font. On the platforms which don't support extended messages, it is simply appended to the - normal message with a new line separating them. + normal message with an empty line separating them. + + @since 2.9.0 */ virtual void SetExtendedMessage(const wxString& extendedMessage); + /** + Sets the label for the Help button. + + Please see the remarks in SetYesNoLabels() documentation. + + Notice that changing the label of the help button resets its special + status (if any, this depends on the platform) and it will be treated + just like another button in this case. + + @since 2.9.3 + */ + virtual bool SetHelpLabel(const ButtonLabel& help); + /** Sets the message shown by the dialog. + + @since 2.9.0 */ virtual void SetMessage(const wxString& message); @@ -105,6 +185,8 @@ public: Overrides the default labels of the OK and Cancel buttons. Please see the remarks in SetYesNoLabels() documentation. + + @since 2.9.0 */ virtual bool SetOKCancelLabels(const ButtonLabel& ok, const ButtonLabel& cancel); @@ -113,6 +195,8 @@ public: Overrides the default label of the OK button. Please see the remarks in SetYesNoLabels() documentation. + + @since 2.9.0 */ virtual bool SetOKLabel(const ButtonLabel& ok); @@ -120,6 +204,8 @@ public: Overrides the default labels of the Yes, No and Cancel buttons. Please see the remarks in SetYesNoLabels() documentation. + + @since 2.9.0 */ virtual bool SetYesNoCancelLabels(const ButtonLabel& yes, const ButtonLabel& no, @@ -144,9 +230,11 @@ public: Also notice that this function is not currently available on all platforms (although as of wxWidgets 2.9.0 it is implemented in all major ports), so it may return @false to indicate that the labels - couldn't be changed. If it returns @true (currently only under wxMac), - the labels were set successfully. Typically, if the function was used - successfully, the main dialog message may need to be changed, e.g.: + couldn't be changed. If it returns @true, the labels were set + successfully. + + Typically, if the function was used successfully, the main dialog + message may need to be changed, e.g.: @code wxMessageDialog dlg(...); if ( dlg.SetYesNoLabels(_("&Quit"), _("&Don't quit")) ) @@ -154,16 +242,33 @@ public: else // buttons have standard "Yes"/"No" values, so rephrase the question dlg.SetMessage(_("Do you really want to quit?")); @endcode + + @since 2.9.0 */ virtual bool SetYesNoLabels(const ButtonLabel& yes, const ButtonLabel& no); /** - Shows the dialog, returning one of wxID_OK, wxID_CANCEL, wxID_YES, wxID_NO. + Shows the dialog, returning one of wxID_OK, wxID_CANCEL, wxID_YES, + wxID_NO or wxID_HELP. Notice that this method returns the identifier of the button which was clicked unlike wxMessageBox() function. */ virtual int ShowModal(); + + + wxString GetCaption() const; + wxString GetMessage() const; + wxString GetExtendedMessage() const; + long GetMessageDialogStyle() const; + bool HasCustomLabels() const; + wxString GetYesLabel() const; + wxString GetNoLabel() const; + wxString GetOKLabel() const; + wxString GetCancelLabel() const; + wxString GetHelpLabel() const; + long GetEffectiveIcon() const; + }; @@ -183,9 +288,9 @@ public: extended text and custom labels for the message box buttons, are not provided by this function but only by wxMessageDialog. - The return value is one of: @c wxYES, @c wxNO, @c wxCANCEL or @c wxOK - (notice that this return value is @b different from the return value of - wxMessageDialog::ShowModal()). + The return value is one of: @c wxYES, @c wxNO, @c wxCANCEL, @c wxOK or @c + wxHELP (notice that this return value is @b different from the return value + of wxMessageDialog::ShowModal()). For example: @code @@ -207,15 +312,16 @@ public: @param style Combination of style flags described in wxMessageDialog documentation. @param x - Horizontal dialog position (ignored under MSW). Use @c wxDefaultCoord + Horizontal dialog position (ignored under MSW). Use ::wxDefaultCoord for @a x and @a y to let the system position the window. @param y Vertical dialog position (ignored under MSW). + @header{wx/msgdlg.h} */ int wxMessageBox(const wxString& message, - const wxString& caption = "Message", - int style = wxOK, + const wxString& caption = wxMessageBoxCaptionStr, + int style = wxOK | wxCENTRE, wxWindow* parent = NULL, int x = wxDefaultCoord, int y = wxDefaultCoord);