CGUIDialog* CGUIWindowManager::GetDialog(int id) const
{
CGUIWindow *window = GetWindow(id);
if (window->IsDialog())
return dynamic_cast<CGUIDialog*>(window);
return nullptr;
}
void CGUIWindowManager::Process(unsigned int currentTime)
{
assert(g_application.IsCurrentThread());
CSingleLock lock(g_graphicsContext);
CDirtyRegionList dirtyregions;
CGUIWindow* pWindow = GetWindow(GetActiveWindow());
if (pWindow)
pWindow->DoProcess(currentTime, dirtyregions);
// process all dialogs - visibility may change etc.
for (WindowMap::iterator it = m_mapWindows.begin(); it != m_mapWindows.end(); it++)
{
CGUIWindow *pWindow = (*it).second;
if (pWindow && pWindow->IsDialog())
pWindow->DoProcess(currentTime, dirtyregions);
}
if (g_application.m_AppActive)
{
for (CDirtyRegionList::iterator itr = dirtyregions.begin(); itr != dirtyregions.end(); itr++)
m_tracker.MarkDirtyRegion(*itr);
}
}
// Shows and hides modeless dialogs as necessary.
void CGUIWindowManager::UpdateModelessVisibility()
{
CSingleLock lock(g_graphicsContext);
for (WindowMap::iterator it = m_mapWindows.begin(); it != m_mapWindows.end(); it++)
{
CGUIWindow *pWindow = (*it).second;
if (pWindow && pWindow->IsDialog() && pWindow->GetVisibleCondition())
{
if (g_infoManager.GetBool(pWindow->GetVisibleCondition(), GetActiveWindow()))
((CGUIDialog *)pWindow)->Show();
else
((CGUIDialog *)pWindow)->Close();
}
}
}
/*! \brief Close a dialog.
* \param params The parameters.
* \details params[0] = "all" to close all dialogs, or dialog name.
* params[1] = "true" to force close (skip animations) (optional).
*/
static int CloseDialog(const std::vector<std::string>& params)
{
bool bForce = false;
if (params.size() > 1 && StringUtils::EqualsNoCase(params[1], "true"))
bForce = true;
if (StringUtils::EqualsNoCase(params[0], "all"))
{
CServiceBroker::GetGUI()->GetWindowManager().CloseDialogs(bForce);
}
else
{
int id = CWindowTranslator::TranslateWindow(params[0]);
CGUIWindow *window = CServiceBroker::GetGUI()->GetWindowManager().GetWindow(id);
if (window && window->IsDialog())
static_cast<CGUIDialog*>(window)->Close(bForce);
}
return 0;
}
/*! \brief Close a dialog.
* \param params The parameters.
* \details params[0] = "all" to close all dialogs, or dialog name.
* params[1] = "true" to force close (skip animations) (optional).
*/
static int CloseDialog(const std::vector<std::string>& params)
{
bool bForce = false;
if (params.size() > 1 && StringUtils::EqualsNoCase(params[1], "true"))
bForce = true;
if (StringUtils::EqualsNoCase(params[0], "all"))
{
g_windowManager.CloseDialogs(bForce);
}
else
{
int id = CButtonTranslator::TranslateWindow(params[0]);
CGUIWindow *window = (CGUIWindow *)g_windowManager.GetWindow(id);
if (window && window->IsDialog())
((CGUIDialog *)window)->Close(bForce);
}
return 0;
}
void CGUIWindowManager::ActivateWindow_Internal(int iWindowID, const vector<CStdString>& params, bool swappingWindows)
{
// translate virtual windows
// virtual music window which returns the last open music window (aka the music start window)
if (iWindowID == WINDOW_MUSIC)
{
iWindowID = g_settings.m_iMyMusicStartWindow;
// ensure the music virtual window only returns music files and music library windows
if (iWindowID != WINDOW_MUSIC_NAV)
iWindowID = WINDOW_MUSIC_FILES;
}
// virtual video window which returns the last open video window (aka the video start window)
if (iWindowID == WINDOW_VIDEOS || iWindowID == WINDOW_VIDEO_FILES)
{ // backward compatibility for pre-Eden
iWindowID = WINDOW_VIDEO_NAV;
}
if (iWindowID == WINDOW_SCRIPTS)
{ // backward compatibility for pre-Dharma
iWindowID = WINDOW_PROGRAMS;
}
if (iWindowID == WINDOW_START)
{ // virtual start window
iWindowID = g_SkinInfo->GetStartWindow();
}
// debug
CLog::Log(LOGDEBUG, "Activating window ID: %i", iWindowID);
if (!g_passwordManager.CheckMenuLock(iWindowID))
{
CLog::Log(LOGERROR, "MasterCode is Wrong: Window with id %d will not be loaded! Enter a correct MasterCode!", iWindowID);
if (GetActiveWindow() == WINDOW_INVALID && iWindowID != WINDOW_HOME)
ActivateWindow(WINDOW_HOME);
return;
}
// first check existence of the window we wish to activate.
CGUIWindow *pNewWindow = GetWindow(iWindowID);
if (!pNewWindow)
{ // nothing to see here - move along
CLog::Log(LOGERROR, "Unable to locate window with id %d. Check skin files", iWindowID - WINDOW_HOME);
return ;
}
else if (pNewWindow->IsDialog())
{ // if we have a dialog, we do a DoModal() rather than activate the window
if (!pNewWindow->IsDialogRunning())
{
CSingleExit exitit(g_graphicsContext);
((CGUIDialog *)pNewWindow)->DoModal(iWindowID, params.size() ? params[0] : "");
}
return;
}
g_infoManager.SetNextWindow(iWindowID);
// set our overlay state
HideOverlay(pNewWindow->GetOverlayState());
// deactivate any window
int currentWindow = GetActiveWindow();
CGUIWindow *pWindow = GetWindow(currentWindow);
if (pWindow)
CloseWindowSync(pWindow, iWindowID);
g_infoManager.SetNextWindow(WINDOW_INVALID);
// Add window to the history list (we must do this before we activate it,
// as all messages done in WINDOW_INIT will want to be sent to the new
// topmost window). If we are swapping windows, we pop the old window
// off the history stack
if (swappingWindows && m_windowHistory.size())
m_windowHistory.pop();
AddToWindowHistory(iWindowID);
g_infoManager.SetPreviousWindow(currentWindow);
// Send the init message
CGUIMessage msg(GUI_MSG_WINDOW_INIT, 0, 0, currentWindow, iWindowID);
msg.SetStringParams(params);
pNewWindow->OnMessage(msg);
// g_infoManager.SetPreviousWindow(WINDOW_INVALID);
}
void CGUIWindowManager::ActivateWindow_Internal(int iWindowID, const std::vector<std::string>& params, bool swappingWindows, bool force /* = false */)
{
// translate virtual windows
// virtual music window which returns the last open music window (aka the music start window)
if (iWindowID == WINDOW_MUSIC || iWindowID == WINDOW_MUSIC_FILES)
{ // backward compatibility for pre-something
iWindowID = WINDOW_MUSIC_NAV;
}
// virtual video window which returns the last open video window (aka the video start window)
if (iWindowID == WINDOW_VIDEOS || iWindowID == WINDOW_VIDEO_FILES)
{ // backward compatibility for pre-Eden
iWindowID = WINDOW_VIDEO_NAV;
}
if (iWindowID == WINDOW_SCRIPTS)
{ // backward compatibility for pre-Dharma
iWindowID = WINDOW_PROGRAMS;
}
if (iWindowID == WINDOW_START)
{ // virtual start window
iWindowID = g_SkinInfo->GetStartWindow();
}
// debug
CLog::Log(LOGDEBUG, "Activating window ID: %i", iWindowID);
if (!g_passwordManager.CheckMenuLock(iWindowID))
{
CLog::Log(LOGERROR, "MasterCode is Wrong: Window with id %d will not be loaded! Enter a correct MasterCode!", iWindowID);
if (GetActiveWindow() == WINDOW_INVALID && iWindowID != WINDOW_HOME)
ActivateWindow(WINDOW_HOME);
return;
}
// first check existence of the window we wish to activate.
CGUIWindow *pNewWindow = GetWindow(iWindowID);
if (!pNewWindow)
{ // nothing to see here - move along
CLog::Log(LOGERROR, "Unable to locate window with id %d. Check skin files", iWindowID - WINDOW_HOME);
return ;
}
else if (!pNewWindow->CanBeActivated())
{
return;
}
else if (pNewWindow->IsDialog())
{ // if we have a dialog, we do a DoModal() rather than activate the window
if (!pNewWindow->IsDialogRunning())
{
CSingleExit exitit(g_graphicsContext);
((CGUIDialog *)pNewWindow)->Open(params.size() > 0 ? params[0] : "");
}
return;
}
// don't activate a window if there are active modal dialogs of type NORMAL
if (!force && HasModalDialog({ DialogModalityType::MODAL }))
{
CLog::Log(LOGINFO, "Activate of window '%i' refused because there are active modal dialogs", iWindowID);
g_audioManager.PlayActionSound(CAction(ACTION_ERROR));
return;
}
g_infoManager.SetNextWindow(iWindowID);
// deactivate any window
int currentWindow = GetActiveWindow();
CGUIWindow *pWindow = GetWindow(currentWindow);
if (pWindow)
CloseWindowSync(pWindow, iWindowID);
g_infoManager.SetNextWindow(WINDOW_INVALID);
// Add window to the history list (we must do this before we activate it,
// as all messages done in WINDOW_INIT will want to be sent to the new
// topmost window). If we are swapping windows, we pop the old window
// off the history stack
if (swappingWindows && !m_windowHistory.empty())
m_windowHistory.pop();
AddToWindowHistory(iWindowID);
g_infoManager.SetPreviousWindow(currentWindow);
// Send the init message
CGUIMessage msg(GUI_MSG_WINDOW_INIT, 0, 0, currentWindow, iWindowID);
msg.SetStringParams(params);
pNewWindow->OnMessage(msg);
// g_infoManager.SetPreviousWindow(WINDOW_INVALID);
}
void CGUIWindowManager::ActivateWindow_Internal(int iWindowID, const vector<CStdString>& params, bool swappingWindows)
{
/*
参数:
1、iWindowID : 要激活的窗体id 号
2、params : 传递给窗体的参数
3、swappingWindows : 是否交换激活窗体( 见下面对此参数的说明)
返回:
1、
说明:
1、激活窗体的原则:
A、根据传入的窗体id 找到要激活的窗体指针
1) 没找到
a、直接出错返回
2) 找到了
a、如果是一个对话框，则调用对话框的DoModal 方法将对话框显示，然后返回
b、执行下面的B 步骤
B、
C、
2、参数swappingWindows 的作用:
假设:
AAA : 原来激活的窗体，即当前激活窗体
BBB : 要激活的窗体
true : 将BBB 窗体激活，将AAA 窗体从窗体操作栈出栈，将BBB 窗体添加到窗体操作栈
false : 将BBB 窗体激活，不将AAA 窗体从窗体操作栈出栈，将BBB 窗体添加到窗体操作栈
*/
// translate virtual windows
// virtual music window which returns the last open music window (aka the music start window)
if (iWindowID == WINDOW_MUSIC)
{
iWindowID = g_settings.m_iMyMusicStartWindow;
// ensure the music virtual window only returns music files and music library windows
if (iWindowID != WINDOW_MUSIC_NAV)
iWindowID = WINDOW_MUSIC_FILES;
}
// virtual video window which returns the last open video window (aka the video start window)
if (iWindowID == WINDOW_VIDEOS || iWindowID == WINDOW_VIDEO_FILES)
{ // backward compatibility for pre-Eden
iWindowID = WINDOW_VIDEO_NAV;
}
if (iWindowID == WINDOW_SCRIPTS)
{ // backward compatibility for pre-Dharma
iWindowID = WINDOW_PROGRAMS;
}
if (iWindowID == WINDOW_START)
{ // virtual start window
iWindowID = g_SkinInfo->GetStartWindow();
}
// debug
CLog::Log(LOGDEBUG, "Activating window ID: %i", iWindowID);
if (!g_passwordManager.CheckMenuLock(iWindowID))
{
CLog::Log(LOGERROR, "MasterCode is Wrong: Window with id %d will not be loaded! Enter a correct MasterCode!", iWindowID);
if (GetActiveWindow() == WINDOW_INVALID && iWindowID != WINDOW_HOME)
ActivateWindow(WINDOW_HOME);
return;
}
// first check existence of the window we wish to activate.
CGUIWindow *pNewWindow = GetWindow(iWindowID);/* 获取要激活的窗体*/
if (!pNewWindow)/* 没得到*/
{ // nothing to see here - move along
CLog::Log(LOGERROR, "Unable to locate window with id %d. Check skin files", iWindowID - WINDOW_HOME);
return ;
}
else if (pNewWindow->IsDialog()) /* 如果要激活的窗体是个对话框*/
{ // if we have a dialog, we do a DoModal() rather than activate the window
if (!pNewWindow->IsDialogRunning())/* 对话框没有在运行状态，则将其模态显示出来*/
{
CSingleExit exitit(g_graphicsContext);
((CGUIDialog *)pNewWindow)->DoModal(iWindowID, params.size() ? params[0] : "");
}
return;
}
//-------------------------------------------------------->>> 调用SetNextWindow 开始
g_infoManager.SetNextWindow(iWindowID); /* 设定要激活的窗体的id 为下一个窗体id ，即相当于全局变量保存这个值*/
// set our overlay state
HideOverlay(pNewWindow->GetOverlayState());
// deactivate any window
int currentWindow = GetActiveWindow();
CGUIWindow *pWindow = GetWindow(currentWindow);
if (pWindow)
CloseWindowSync(pWindow, iWindowID);
//-------------------------------------------------------->>> 调用SetNextWindow 结束
g_infoManager.SetNextWindow(WINDOW_INVALID); /* 设定下一个窗体id 为无效的*/
// Add window to the history list (we must do this before we activate it,
// as all messages done in WINDOW_INIT will want to be sent to the new
// topmost window). If we are swapping windows, we pop the old window
// off the history stack
if (swappingWindows && m_windowHistory.size())
m_windowHistory.pop(); /* 将当前激活的窗体从窗体操作栈中出栈*/
AddToWindowHistory(iWindowID); /* 将要激活的窗体id 号添加入窗体操作栈*/
g_infoManager.SetPreviousWindow(currentWindow);
/* 向要激活的窗体发送init 消息，即直接调用要激活窗体的OnMessage 方法*/
// Send the init message
CGUIMessage msg(GUI_MSG_WINDOW_INIT, 0, 0, currentWindow, iWindowID);
msg.SetStringParams(params);
pNewWindow->OnMessage(msg);
// g_infoManager.SetPreviousWindow(WINDOW_INVALID);
}
void CGUIWindowManager::ActivateWindow_Internal(int iWindowID, const vector<CStdString>& params, bool swappingWindows)
{
bool passParams = true;
// translate virtual windows
// virtual music window which returns the last open music window (aka the music start window)
if (iWindowID == WINDOW_MUSIC)
{
iWindowID = g_stSettings.m_iMyMusicStartWindow;
// ensure the music virtual window only returns music files and music library windows
if (iWindowID != WINDOW_MUSIC_NAV)
iWindowID = WINDOW_MUSIC_FILES;
// destination path cannot be used with virtual window
passParams = false;
}
// virtual video window which returns the last open video window (aka the video start window)
if (iWindowID == WINDOW_VIDEOS)
{
iWindowID = g_stSettings.m_iVideoStartWindow;
// ensure the virtual video window only returns video windows
if (iWindowID != WINDOW_VIDEO_NAV)
iWindowID = WINDOW_VIDEO_FILES;
// destination path cannot be used with virtual window
passParams = false;
}
// stop video player when entering home screen
if(iWindowID == WINDOW_HOME && g_application.IsPlayingVideo())
{
CLog::Log(LOGDEBUG,"CGUIWindowManager::ActivateWindow_Internal - [iWindowID=%d=WINDOW_HOME][IsPlayingVideo=TRUE] - Going to stop the video (ev)",iWindowID);
g_application.StopPlaying();
}
// debug
CLog::Log(LOGDEBUG, "Activating window ID: %i", iWindowID);
if(!g_passwordManager.CheckMenuLock(iWindowID))
{
CLog::Log(LOGERROR, "MasterCode is Wrong: Window with id %d will not be loaded! Enter a correct MasterCode!", iWindowID);
return;
}
// first check existence of the window we wish to activate.
CGUIWindow *pNewWindow = GetWindow(iWindowID);
if (!pNewWindow)
{ // nothing to see here - move along
CLog::Log(LOGERROR, "Unable to locate window with id %d. Check skin files", iWindowID - WINDOW_HOME);
return ;
}
else if (pNewWindow->IsDialog())
{ // if we have a dialog, we do a DoModal() rather than activate the window
if (!pNewWindow->IsDialogRunning())
((CGUIDialog *)pNewWindow)->DoModal(iWindowID, (passParams && params.size()) ? params[0] : "");
return;
}
g_infoManager.SetNextWindow(iWindowID);
// set our overlay state
HideOverlay(pNewWindow->GetOverlayState());
// deactivate any window
int currentWindow = GetActiveWindow();
CGUIWindow *pWindow = GetWindow(currentWindow);
if (pWindow)
{
// If we got here from the screen saver, don't close the dialogs as we want to see
// them when we come back
if (!g_application.GetInSlideshowScreensaver())
CloseDialogs();
// Play the window specific deinit sound
g_audioManager.PlayWindowSound(pWindow->GetID(), SOUND_DEINIT);
CGUIMessage msg(GUI_MSG_WINDOW_DEINIT, 0, 0, iWindowID);
pWindow->OnMessage(msg);
}
g_infoManager.SetNextWindow(WINDOW_INVALID);
// Add window to the history list (we must do this before we activate it,
// as all messages done in WINDOW_INIT will want to be sent to the new
// topmost window). If we are swapping windows, we pop the old window
// off the history stack
if (swappingWindows && m_windowHistory.size())
m_windowHistory.pop();
AddToWindowHistory(iWindowID);
g_infoManager.SetPreviousWindow(currentWindow);
g_audioManager.PlayWindowSound(pNewWindow->GetID(), SOUND_INIT);
// Send the init message
CGUIMessage msg(GUI_MSG_WINDOW_INIT, 0, 0, currentWindow, iWindowID);
if (passParams)
msg.SetStringParams(params);
pNewWindow->OnMessage(msg);
// g_infoManager.SetPreviousWindow(WINDOW_INVALID);
}
