boinc/clientgui/ViewNotices.cpp

229 lines
6.7 KiB
C++
Executable File

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
#if defined(__GNUG__) && !defined(__APPLE__)
#pragma implementation "ViewNotices.h"
#endif
#include "stdwx.h"
#include "BOINCGUIApp.h"
#include "BOINCBaseFrame.h"
#include "MainDocument.h"
#include "AdvancedFrame.h"
#include "BOINCTaskCtrl.h"
#include "ViewNotices.h"
#include "NoticeListCtrl.h"
#include "BOINCInternetFSHandler.h"
#include "Events.h"
#include "error_numbers.h"
#include "res/mess.xpm"
IMPLEMENT_DYNAMIC_CLASS(CViewNotices, CBOINCBaseView)
BEGIN_EVENT_TABLE (CViewNotices, CBOINCBaseView)
EVT_NOTICELIST_ITEM_DISPLAY(CViewNotices::OnLinkClicked)
EVT_BUTTON( ID_LIST_RELOADNOTICES, CViewNotices::OnRetryButton )
END_EVENT_TABLE ()
CViewNotices::CViewNotices()
{}
CViewNotices::CViewNotices(wxNotebook* pNotebook) :
CBOINCBaseView(pNotebook)
{
//
// Setup View
//
wxFlexGridSizer* itemReloadButtonSizer = new wxFlexGridSizer(1, 2, 0, 0);
itemReloadButtonSizer->AddGrowableCol(1);
m_ReloadNoticesText = new wxStaticText(this, wxID_ANY,
_("One or more items failed to load from the Internet."),
wxDefaultPosition, wxDefaultSize, 0
);
itemReloadButtonSizer->Add(m_ReloadNoticesText, 1, wxALL, 5);
m_ReloadNoticesButton = new wxButton(
this, ID_LIST_RELOADNOTICES,
_("Retry now"),
wxDefaultPosition, wxDefaultSize, 0
);
itemReloadButtonSizer->Add(m_ReloadNoticesButton, 1, wxALL, 5);
wxFlexGridSizer* itemFlexGridSizer = new wxFlexGridSizer(2, 1, 1, 0);
wxASSERT(itemFlexGridSizer);
itemFlexGridSizer->AddGrowableRow(1);
itemFlexGridSizer->AddGrowableCol(0);
itemFlexGridSizer->Add(itemReloadButtonSizer, 1, wxGROW|wxALL, 1);
m_pHtmlListPane = new CNoticeListCtrl(this);
wxASSERT(m_pHtmlListPane);
itemFlexGridSizer->Add(m_pHtmlListPane, 1, wxGROW|wxALL, 1);
SetSizer(itemFlexGridSizer);
m_FetchingNoticesText = new wxStaticText(
this, wxID_ANY,
_("Fetching notices; please wait..."),
wxPoint(20, 20), wxDefaultSize, 0
);
m_NoNoticesText = new wxStaticText(
this, wxID_ANY,
_("There are no notices at this time."),
wxPoint(20, 20), wxDefaultSize, 0
);
m_NoNoticesText->Hide();
m_ReloadNoticesText->Hide();
m_ReloadNoticesButton->Hide();
m_bMissingItems = false;
}
CViewNotices::~CViewNotices() {
}
wxString& CViewNotices::GetViewName() {
static wxString strViewName(wxT("Notices"));
return strViewName;
}
wxString& CViewNotices::GetViewDisplayName() {
static wxString strViewName(_("Notices"));
return strViewName;
}
const char** CViewNotices::GetViewIcon() {
return mess_xpm;
}
const int CViewNotices::GetViewRefreshRate() {
return 10;
}
const int CViewNotices::GetViewCurrentViewPage() {
return VW_NOTIF;
}
bool CViewNotices::OnSaveState(wxConfigBase* WXUNUSED(pConfig)) {
return true;
}
bool CViewNotices::OnRestoreState(wxConfigBase* WXUNUSED(pConfig)) {
return true;
}
void CViewNotices::OnListRender(wxTimerEvent& WXUNUSED(event)) {
wxLogTrace(wxT("Function Start/End"), wxT("CViewNotices::OnListRender - Function Begin"));
static bool s_bInProgress = false;
static wxString strLastMachineName = wxEmptyString;
wxString strNewMachineName = wxEmptyString;
bool bMissingItems;
CC_STATUS status;
CMainDocument* pDoc = wxGetApp().GetDocument();
wxFileSystemHandler *internetFSHandler = wxGetApp().GetInternetFSHandler();
wxASSERT(pDoc);
wxASSERT(m_pHtmlListPane);
wxASSERT(wxDynamicCast(pDoc, CMainDocument));
wxASSERT(internetFSHandler);
if (s_bInProgress) return;
s_bInProgress = true;
if (pDoc->IsConnected()) {
pDoc->GetConnectedComputerName(strNewMachineName);
if (strLastMachineName != strNewMachineName) {
strLastMachineName = strNewMachineName;
m_FetchingNoticesText->Show();
m_NoNoticesText->Hide();
((CBOINCInternetFSHandler*)internetFSHandler)->ClearCache();
m_pHtmlListPane->Clear();
if (m_bMissingItems) {
m_ReloadNoticesText->Hide();
m_ReloadNoticesButton->Hide();
m_bMissingItems = false;
Layout();
}
}
}
// Don't call Freeze() / Thaw() here because it causes an unnecessary redraw
m_pHtmlListPane->UpdateUI();
bMissingItems = ((CBOINCInternetFSHandler*)internetFSHandler)->ItemsFailedToLoad();
if (bMissingItems != m_bMissingItems) {
m_ReloadNoticesText->Show(bMissingItems);
m_ReloadNoticesButton->Show(bMissingItems);
Layout();
m_bMissingItems = bMissingItems;
}
m_FetchingNoticesText->Show(m_pHtmlListPane->m_bDisplayFetchingNotices);
m_NoNoticesText->Show(m_pHtmlListPane->m_bDisplayEmptyNotice);
pDoc->UpdateUnreadNoticeState();
s_bInProgress = false;
wxLogTrace(wxT("Function Start/End"), wxT("CViewNotices::OnListRender - Function End"));
}
void CViewNotices::OnLinkClicked( NoticeListCtrlEvent& event ) {
if (event.GetURL().StartsWith(wxT("http://"))) {
wxLaunchDefaultBrowser(event.GetURL());
}
}
void CViewNotices::OnRetryButton( wxCommandEvent& ) {
m_ReloadNoticesText->Hide();
m_ReloadNoticesButton->Hide();
m_bMissingItems = false;
Layout();
ReloadNotices();
}
void CViewNotices::ReloadNotices() {
wxFileSystemHandler *internetFSHandler = wxGetApp().GetInternetFSHandler();
if (internetFSHandler) {
((CBOINCInternetFSHandler*)internetFSHandler)->UnchacheMissingItems();
m_pHtmlListPane->Clear();
m_FetchingNoticesText->Show();
m_NoNoticesText->Hide();
}
}