ui_node_option.c

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/*
Copyright (C) 2002-2010 UFO: Alien Invasion.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "../ui_main.h"
#include "../ui_parse.h"
#include "ui_node_abstractnode.h"
#include "ui_node_option.h"

#include "../../client.h" /* gettext _() */

const uiBehaviour_t *ui_optionBehaviour = NULL;

#define EXTRADATA_TYPE optionExtraData_t
#define EXTRADATA(node) UI_EXTRADATA(node, EXTRADATA_TYPE)
#define EXTRADATACONST(node) UI_EXTRADATACONST(node, EXTRADATA_TYPE)

static const value_t *propertyCollapsed;


int UI_OptionUpdateCache (uiNode_t* option)
{
    int count = 0;
    while (option) {
        int localCount = 0;
        assert(option->behaviour == ui_optionBehaviour);
        if (option->invis) {
            option = option->next;
            continue;
        }
        if (OPTIONEXTRADATA(option).collapsed) {
            OPTIONEXTRADATA(option).childCount = 0;
            option = option->next;
            count++;
            continue;
        }
        if (option->firstChild)
            localCount = UI_OptionUpdateCache(option->firstChild);
        OPTIONEXTRADATA(option).childCount = localCount;
        count += 1 + localCount;
        option = option->next;
    }
    return count;
}

static void UI_OptionDoLayout (uiNode_t *node) {
    uiNode_t *child = node->firstChild;
    int count = 0;

    while(child && child->behaviour == ui_optionBehaviour) {
        UI_Validate(child);
        if (!child->invis) {
            if (EXTRADATA(child).collapsed)
                count += 1 + EXTRADATA(child).childCount;
            else
                count += 1;
        }
        child = child->next;
    }
    EXTRADATA(node).childCount = count;
    node->invalidated = qfalse;
}

static void UI_OptionPropertyChanged (uiNode_t *node, const value_t *property)
{
    if (property == propertyCollapsed) {
        UI_Invalidate(node);
        return;
    }
    ui_optionBehaviour->super->propertyChanged(node, property);
}

static const value_t properties[] = {
    {"label", V_STRING, UI_EXTRADATA_OFFSETOF(EXTRADATA_TYPE, label), 0},

    {"value", V_STRING, UI_EXTRADATA_OFFSETOF(EXTRADATA_TYPE, value), 0},

    {"collapsed", V_BOOL, UI_EXTRADATA_OFFSETOF(EXTRADATA_TYPE, collapsed), MEMBER_SIZEOF(EXTRADATA_TYPE, collapsed)},

    /* Icon used to display the node
     */
    {"icon", V_UI_ICONREF, UI_EXTRADATA_OFFSETOF(EXTRADATA_TYPE, icon), MEMBER_SIZEOF(EXTRADATA_TYPE, icon)},

    {NULL, V_NULL, 0, 0},
};

void UI_RegisterOptionNode (uiBehaviour_t *behaviour)
{
    behaviour->name = "option";
    behaviour->properties = properties;
    behaviour->extraDataSize = sizeof(EXTRADATA_TYPE);
    behaviour->doLayout = UI_OptionDoLayout;
    behaviour->propertyChanged = UI_OptionPropertyChanged;

    propertyCollapsed = UI_GetPropertyFromBehaviour(behaviour, "collapsed");

    ui_optionBehaviour = behaviour;
}