llfloaterhelpbrowser.cpp
上传用户:king477883
上传日期:2021-03-01
资源大小:9553k
文件大小:4k
源码类别:
游戏引擎
开发平台:
C++ Builder
- /**
- * @file llfloaterhelpbrowser.cpp
- * @brief HTML Help floater - uses embedded web browser control
- *
- * $LicenseInfo:firstyear=2006&license=viewergpl$
- *
- * Copyright (c) 2006-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- #include "llfloaterhelpbrowser.h"
- #include "llfloaterreg.h"
- #include "llpluginclassmedia.h"
- #include "llmediactrl.h"
- #include "llviewerwindow.h"
- #include "llviewercontrol.h"
- #include "llweb.h"
- #include "llui.h"
- #include "llurlhistory.h"
- #include "llmediactrl.h"
- #include "llviewermedia.h"
- LLFloaterHelpBrowser::LLFloaterHelpBrowser(const LLSD& key)
- : LLFloater(key)
- {
- }
- BOOL LLFloaterHelpBrowser::postBuild()
- {
- mBrowser = getChild<LLMediaCtrl>("browser");
- mBrowser->addObserver(this);
- childSetAction("open_browser", onClickOpenWebBrowser, this);
- buildURLHistory();
- return TRUE;
- }
- void LLFloaterHelpBrowser::buildURLHistory()
- {
- // Get all of the entries in the "browser" collection
- LLSD browser_history = LLURLHistory::getURLHistory("browser");
- // initialize URL history in the plugin
- LLPluginClassMedia *plugin = mBrowser->getMediaPlugin();
- if (plugin)
- {
- plugin->initializeUrlHistory(browser_history);
- }
- }
- //virtual
- void LLFloaterHelpBrowser::onClose(bool app_quitting)
- {
- // really really destroy the help browser when it's closed, it'll be recreated.
- destroy(); // really destroy this dialog on closure, it's relatively heavyweight.
- }
- void LLFloaterHelpBrowser::handleMediaEvent(LLPluginClassMedia* self, EMediaEvent event)
- {
- switch (event)
- {
- case MEDIA_EVENT_LOCATION_CHANGED:
- setCurrentURL(self->getLocation());
- break;
- case MEDIA_EVENT_NAVIGATE_BEGIN:
- childSetText("status_text", getString("loading_text"));
- break;
- case MEDIA_EVENT_NAVIGATE_COMPLETE:
- childSetText("status_text", getString("done_text"));
- break;
- default:
- break;
- }
- }
- void LLFloaterHelpBrowser::setCurrentURL(const std::string& url)
- {
- mCurrentURL = url;
- // redirects will navigate momentarily to about:blank, don't add to history
- if (mCurrentURL != "about:blank")
- {
- // Serialize url history
- LLURLHistory::removeURL("browser", mCurrentURL);
- LLURLHistory::addURL("browser", mCurrentURL);
- }
- }
- //static
- void LLFloaterHelpBrowser::onClickClose(void* user_data)
- {
- LLFloaterHelpBrowser* self = (LLFloaterHelpBrowser*)user_data;
- self->closeFloater();
- }
- //static
- void LLFloaterHelpBrowser::onClickOpenWebBrowser(void* user_data)
- {
- LLFloaterHelpBrowser* self = (LLFloaterHelpBrowser*)user_data;
- std::string url = self->mCurrentURL.empty() ?
- self->mBrowser->getHomePageUrl() :
- self->mCurrentURL;
- LLWeb::loadURLExternal(url);
- }
- void LLFloaterHelpBrowser::openMedia(const std::string& media_url)
- {
- mBrowser->setHomePageUrl(media_url);
- //mBrowser->navigateTo("data:text/html;charset=utf-8,I'd really love to be going to:<br><b>" + media_url + "</b>"); // tofu HACK for debugging =:)
- mBrowser->navigateTo(media_url);
- setCurrentURL(media_url);
- }
- void LLFloaterHelpBrowser::navigateToLocalPage( const std::string& subdir, const std::string& filename_in )
- {
- mBrowser->navigateToLocalPage(subdir, filename_in);
- }