mirror of
https://github.com/edeproject/ede.git
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91 lines
4.1 KiB
C++
91 lines
4.1 KiB
C++
/*
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* $Id$
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*
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* Copyright (C) 2012 Sanel Zukan
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __APPLET_H__
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#define __APPLET_H__
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class Fl_Widget;
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/* stored version in each applet shared library in case interface get changed */
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#define EDE_PANEL_APPLET_INTERFACE_VERSION 0x01
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/*
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* Options assigned to each applet: how it will be resizable (horizontally or vertically)
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* and how it will be aligned. Each applet is by default aligned left without resizing ability.
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*/
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enum {
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EDE_PANEL_APPLET_OPTION_RESIZABLE_H = (1 << 1),
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EDE_PANEL_APPLET_OPTION_RESIZABLE_V = (1 << 2),
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EDE_PANEL_APPLET_OPTION_ALIGN_LEFT = (1 << 3),
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EDE_PANEL_APPLET_OPTION_ALIGN_RIGHT = (1 << 4)
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};
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struct AppletInfo {
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const char *name;
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const char *klass_name;
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const char *version;
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const char *icon;
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const char *author;
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unsigned long options;
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};
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typedef Fl_Widget* (*applet_create_t)(void);
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typedef void (*applet_destroy_t)(Fl_Widget *);
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typedef AppletInfo* (*applet_get_info_t)(void);
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typedef void (*applet_destroy_info_t)(AppletInfo *a);
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typedef float (*applet_version_t)(void);
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/*
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* The main macro each applet library must implement. It will assign apropriate values
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* so applet loader can use them to load applet class with some common metadata.
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*/
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#define EDE_PANEL_APPLET_EXPORT(klass, aoptions, aname, aversion, aicon, aauthor) \
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extern "C" Fl_Widget *ede_panel_applet_create(void) { \
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return new klass; \
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} \
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\
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extern "C" void ede_panel_applet_destroy(Fl_Widget *w) { \
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klass *k = (klass*)w; \
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delete k; \
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} \
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\
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extern "C" AppletInfo *ede_panel_applet_get_info(void) { \
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AppletInfo *a = new AppletInfo; \
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a->name = aname; \
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a->klass_name = #klass; \
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a->version = aversion; \
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a->icon = aicon; \
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a->author = aauthor; \
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a->options = aoptions; \
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return a; \
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} \
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\
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extern "C" void ede_panel_applet_destroy_info(AppletInfo *a) { \
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delete a; \
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} \
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\
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extern "C" int ede_panel_applet_get_iface_version(void) { \
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return EDE_PANEL_APPLET_INTERFACE_VERSION; \
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}
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#endif
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