Ykkrosh
f0d9806b3f
CGUI now represents a single 'page'. CGUIManager maintains multiple pages and switches between them. Split the XML files into pregame, loading, session and messagebox pages. Added hotloading of GUI pages. Minor GUI cleanups. (Merge from hg 81862d33780c) This was SVN commit r7214.
128 lines
3.1 KiB
C++
128 lines
3.1 KiB
C++
/* Copyright (C) 2009 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. 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 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "precompiled.h"
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#include "Filesystem.h"
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#include "gui/GUIManager.h"
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#include "ps/CLogger.h"
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#include "lib/posix/posix_time.h" // usleep
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#include "lib/res/h_mgr.h" // h_reload
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#include "lib/sysdep/dir_watch.h"
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#define LOG_CATEGORY L"file"
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PIVFS g_VFS;
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bool FileExists(const VfsPath& pathname)
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{
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return g_VFS->GetFileInfo(pathname, 0) == INFO::OK;
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}
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// try to skip unnecessary work by ignoring uninteresting notifications.
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static bool CanIgnore(const DirWatchNotification& notification)
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{
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// ignore directories
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const fs::wpath& pathname = notification.Pathname();
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if(pathname.leaf() == L".")
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return true;
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// ignore uninteresting file types (e.g. temp files, or the
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// hundreds of XMB files that are generated from XML)
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const std::wstring extension = fs::extension(pathname);
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const wchar_t* extensionsToIgnore[] = { L".xmb", L".tmp" };
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for(size_t i = 0; i < ARRAY_SIZE(extensionsToIgnore); i++)
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{
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if(!wcscasecmp(extension.c_str(), extensionsToIgnore[i]))
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return true;
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}
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return false;
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}
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LibError ReloadChangedFiles()
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{
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std::vector<DirWatchNotification> notifications;
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RETURN_ERR(dir_watch_Poll(notifications));
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for(size_t i = 0; i < notifications.size(); i++)
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{
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if(!CanIgnore(notifications[i]))
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{
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VfsPath pathname;
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RETURN_ERR(g_VFS->GetVirtualPath(notifications[i].Pathname(), pathname));
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RETURN_ERR(g_VFS->Invalidate(pathname));
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RETURN_ERR(g_GUI->ReloadChangedFiles(pathname));
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RETURN_ERR(h_reload(pathname));
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}
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}
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return INFO::OK;
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}
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CVFSFile::CVFSFile()
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{
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}
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CVFSFile::~CVFSFile()
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{
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}
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PSRETURN CVFSFile::Load(const VfsPath& filename)
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{
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// Load should never be called more than once, so complain
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if (m_Buffer)
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{
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debug_assert(0);
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return PSRETURN_CVFSFile_AlreadyLoaded;
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}
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LibError ret = g_VFS->LoadFile(filename, m_Buffer, m_BufferSize);
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if (ret != INFO::OK)
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{
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LOG(CLogger::Error, LOG_CATEGORY, L"CVFSFile: file %ls couldn't be opened (vfs_load: %ld)", filename.string().c_str(), ret);
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return PSRETURN_CVFSFile_LoadFailed;
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}
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return PSRETURN_OK;
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}
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const u8* CVFSFile::GetBuffer() const
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{
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// Die in a very obvious way, to avoid subtle problems caused by
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// accidentally forgetting to check that the open succeeded
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if (!m_Buffer)
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{
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debug_warn(L"GetBuffer() called with no file loaded");
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throw PSERROR_CVFSFile_InvalidBufferAccess();
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}
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return m_Buffer.get();
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}
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size_t CVFSFile::GetBufferSize() const
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{
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return m_BufferSize;
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}
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CStr CVFSFile::GetAsString() const
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{
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return std::string((char*)GetBuffer(), GetBufferSize());
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}
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