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/*
Copyright (C) 2009 Ricardo Pescuma Domenecci
Copyright (C) 2012-14 Miranda NG project
This is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this file; see the file license.txt. If
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include "..\..\core\commonheaders.h"
#include "extraicons.h"
struct Icon
{
char *name;
int refCount;
HANDLE hImage;
Icon(const char *icolibName) :
name( mir_strdup(icolibName)), refCount(0), hImage(INVALID_HANDLE_VALUE)
{
}
~Icon()
{ mir_free(name);
}
};
static int SortFunc(const Icon *p1, const Icon *p2)
{
return strcmp(p1->name, p2->name);
}
static OBJLIST<Icon> usedIcons(50, SortFunc);
static Icon* FindIcon(const char *icolibName)
{
Icon *icon = usedIcons.find((Icon*)&icolibName);
if (icon == NULL)
usedIcons.insert(icon = new Icon(icolibName));
if (icon->hImage == INVALID_HANDLE_VALUE) {
HICON hIcon = Skin_GetIcon(icon->name);
if (hIcon != NULL) {
icon->hImage = ExtraIcon_Add(hIcon);
Skin_ReleaseIcon(hIcon);
}
}
return icon;
}
HANDLE GetIcon(const char *icolibName)
{
return FindIcon(icolibName)->hImage;
}
HANDLE AddIcon(const char *icolibName)
{
Icon *icon = FindIcon(icolibName);
icon->refCount++;
return icon->hImage;
}
void RemoveIcon(const char *icolibName)
{
Icon *icon = usedIcons.find((Icon*)&icolibName);
if (icon != NULL)
icon->refCount--;
}
static bool NotUsedIcon(const Icon &icon)
{
return icon.refCount <= 0;
}
void ResetIcons()
{
for (int i = usedIcons.getCount()-1; i >= 0; i--) {
Icon &p = usedIcons[i];
if (p.refCount <= 0)
usedIcons.remove(i);
else
p.hImage = INVALID_HANDLE_VALUE;
}
}
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