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4747a1433c
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5636 a592a061-630c-0410-9148-cb99ea01b6c8
165 lines
3.4 KiB
C++
165 lines
3.4 KiB
C++
// -*- C++ -*-
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/**
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* \file FormBase.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Angus Leeming
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*
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* Full author contact details are available in file CREDITS
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*/
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/* A base class for the MCV-ed xforms dialogs.
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*/
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#ifndef FORMBASE_H
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#define FORMBASE_H
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#ifdef __GNUG__
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#pragma interface
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#endif
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#include "ViewBase.h"
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#include "ButtonPolicies.h"
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#include "FeedbackController.h"
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#include "forms_fwd.h"
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#include "LString.h"
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#include <boost/scoped_ptr.hpp>
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#include <X11/Xlib.h> // for Pixmap
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class xformsBC;
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class Tooltips;
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/** This class is an XForms GUI base class.
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*/
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class FormBase : public ViewBase, public FeedbackController
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{
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public:
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///
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FormBase(string const &, bool allowResize);
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///
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virtual ~FormBase();
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/** input callback function. invoked only by the xforms callback
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* interface
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*/
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void InputCB(FL_OBJECT *, long);
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Tooltips & tooltips();
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protected:
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/// Build the dialog
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virtual void build() = 0;
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/// Hide the dialog.
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virtual void hide();
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/// Create the dialog if necessary, update it and display it.
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void show();
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/** Prepare the way to:
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* 1. display feedback as the mouse moves over ob. This feedback will
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* typically be rather more verbose than just a tooltip.
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* 2. activate the button controller after a paste with the middle
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* mouse button.
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*/
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static void setPrehandler(FL_OBJECT * ob);
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///
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xformsBC & bc();
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private:
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/// Pointer to the actual instantiation of xform's form
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virtual FL_FORM * form() const = 0;
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/// Filter the inputs on callback from xforms
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virtual ButtonPolicy::SMInput input(FL_OBJECT *, long);
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/** Redraw the form (on receipt of a Signal indicating, for example,
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* that the xform colors have been re-mapped).
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*/
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virtual void redraw();
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/** Called on the first show() request, initialising various bits and
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* pieces.
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*/
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void prepare_to_show();
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/// The dialog's minimum allowable dimensions.
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int minw_;
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///
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int minh_;
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/// Can the dialog be resized after it has been created?
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bool allow_resize_;
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/// dialog title, displayed by the window manager.
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string title_;
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/// Passed to the window manager to give a pretty little symbol ;-)
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Pixmap icon_pixmap_;
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///
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Pixmap icon_mask_;
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///
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Tooltips * tooltips_;
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};
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template <class Dialog>
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class FormDB: public FormBase
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{
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protected:
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///
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FormDB(string const &, bool allowResize=true);
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/// Pointer to the actual instantiation of xform's form
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virtual FL_FORM * form() const;
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/// Real GUI implementation.
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boost::scoped_ptr<Dialog> dialog_;
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};
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template <class Dialog>
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FormDB<Dialog>::FormDB(string const & t, bool allowResize)
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: FormBase(t, allowResize)
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{}
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template <class Dialog>
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FL_FORM * FormDB<Dialog>::form() const
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{
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if (dialog_.get()) return dialog_->form;
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return 0;
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}
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template <class Controller, class Base>
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class FormCB: public Base
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{
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protected:
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///
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FormCB(string const &, bool allowResize = true);
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/// The parent controller
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Controller & controller();
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///
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Controller const & controller() const;
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};
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template <class Controller, class Base>
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FormCB<Controller, Base>::FormCB(string const & t, bool allowResize)
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: Base(t, allowResize)
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{}
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template <class Controller, class Base>
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Controller & FormCB<Controller, Base>::controller()
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{
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return static_cast<Controller &>(getController());
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}
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template <class Controller, class Base>
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Controller const & FormCB<Controller, Base>::controller() const
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{
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return static_cast<Controller const &>(getController());
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}
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#endif // FORMBASE_H
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