tip/ui/qt/menu.h

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef MENU_H
#define	MENU_H

#include "../ui/menu.h"
#include <ucx/list.h>

#include <QMainWindow>
#include <QMenu>
#include <QMenuBar>
#include <QContextMenuEvent>

class UiMenuItemI {
public:
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu) = 0;
};

class UiMenu : public UiMenuItemI {
public:
    
    UcxList *items;
    char *label;
    
    UiMenu(char *label);
    
    void addMenuItem(UiMenuItemI *item);
    
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu);
};

class UiMenuItem : public UiMenuItemI {
    char *label;
    ui_callback callback;
    void *userdata;
    UcxList *groups;
    bool checkable = false;
    
public:
    UiMenuItem(char *label, ui_callback f, void *userdata);
    void addGroup(int group);
    void setCheckable(bool c);
    
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu);
};

class UiStMenuItem : public UiMenuItemI {
    char *stockid;
    ui_callback callback;
    void *userdata;
    UcxList *groups;
    
public:
    UiStMenuItem(char *stockid, ui_callback f, void *userdata);
    void addGroup(int group);
    
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu);
};

class UiMenuSeparator : public UiMenuItemI {
public:
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu);
};

class UiCheckItemNV : public UiMenuItemI {
    char *label;
    char *varname;
    
public:
    UiCheckItemNV(char *label, char *varname);
    virtual void addTo(UiObject *obj, QMenuBar *menubar, QMenu *menu);
};


class UiAction : public QAction {
    Q_OBJECT
    
    UiObject *obj;
    ui_callback callback;
    void *userdata;
    
public:
    UiAction(UiObject *obj, QString &label, ui_callback f, void *userdata);

private slots:
    void trigger();
};

void ui_add_menus(UiObject *obj, QMainWindow *window);

extern "C" int ui_checkitem_get(UiInteger *i);
extern "C" void ui_checkitem_set(UiInteger *i, int value);

class UiContextMenuHandler : public QObject {
    Q_OBJECT
    
    QWidget *widget;
    QMenu *menu;
    
public:
    UiContextMenuHandler(QWidget *widget, QMenu *menu);
    
public slots:
    void contextMenuEvent(const QPoint & pos);
};

#endif	/* MENU_H */