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flightgear/src/GUI/MessageBox.cxx

176 lines
4.4 KiB
C++

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <simgear/simgear_config.h>
#include "MessageBox.hxx"
#include <Main/fg_props.hxx>
#include <Main/globals.hxx>
#include <Viewer/renderer.hxx>
#include <GUI/new_gui.hxx>
#include <osgViewer/Viewer>
#include <simgear/structure/commands.hxx>
#ifdef SG_WINDOWS
#include <windows.h>
#include <osgViewer/GraphicsWindow>
#include <osgViewer/api/Win32/GraphicsWindowWin32>
#endif
#if defined(SG_MAC)
// externs from CocoaMessageBox.mm
flightgear::MessageBoxResult
cocoaFatalMessage(const std::string& msg, const std::string& text);
flightgear::MessageBoxResult
cocoaMessageBox(const std::string& msg, const std::string& text);
#endif
#ifdef HAVE_QT
#include "QtMessageBox.hxx"
#endif
using namespace simgear::strutils;
namespace {
bool isCanvasImplementationRegistered()
{
if (!globals) {
return false;
}
SGCommandMgr* cmd = globals->get_commands();
return (cmd->getCommand("canvas-message-box") != NULL);
}
#if defined(SG_WINDOWS)
HWND getMainViewerHWND()
{
osgViewer::Viewer::Windows windows;
if (!globals || !globals->get_renderer() || !globals->get_renderer()->getViewer()) {
return 0;
}
globals->get_renderer()->getViewer()->getWindows(windows);
osgViewer::Viewer::Windows::const_iterator it = windows.begin();
for(; it != windows.end(); ++it) {
if (strcmp((*it)->className(), "GraphicsWindowWin32")) {
continue;
}
osgViewer::GraphicsWindowWin32* platformWin =
static_cast<osgViewer::GraphicsWindowWin32*>(*it);
return platformWin->getHWND();
}
return 0;
}
flightgear::MessageBoxResult
win32MessageBox(const std::string& caption,
const std::string& msg,
const std::string& moreText)
{
// during early startup (aircraft / fg-data validation) there is no
// osgViewer so no HWND.
HWND ownerWindow = getMainViewerHWND();
std::string fullMsg(msg);
if (!moreText.empty()) {
fullMsg += "\n\n" + moreText;
}
UINT mbType = MB_OK;
std::wstring wMsg(convertUtf8ToWString(fullMsg)),
wCap(convertUtf8ToWString(caption));
::MessageBoxExW(ownerWindow, wMsg.c_str(), wCap.c_str(),
mbType, 0 /* system lang */);
return flightgear::MSG_BOX_OK;
}
#endif
} // anonymous namespace
namespace flightgear
{
MessageBoxResult modalMessageBox(const std::string& caption,
const std::string& msg,
const std::string& moreText)
{
// prefer canvas
if (isCanvasImplementationRegistered()) {
SGPropertyNode_ptr args(new SGPropertyNode);
args->setStringValue("caption", caption);
args->setStringValue("message", msg);
args->setStringValue("more", moreText);
globals->get_commands()->execute("canvas-message-box", args);
// how to make it modal?
return MSG_BOX_OK;
}
#if defined(SG_WINDOWS)
return win32MessageBox(caption, msg, moreText);
#elif defined(SG_MAC)
return cocoaMessageBox(msg, moreText);
#elif defined(HAVE_QT)
return QtMessageBox(caption, msg, moreText, false);
#else
std::string s = caption + ": "+ msg;
if (!moreText.empty()) {
s += "\n( " + moreText + ")";
}
if (fgGetBool("/sim/rendering/initialized", false) == false) {
SG_LOG(SG_GENERAL, SG_ALERT, s);
} else {
NewGUI* _gui = (NewGUI *)globals->get_subsystem("gui");
SGPropertyNode_ptr dlg = _gui->getDialogProperties("popup");
dlg->setStringValue("text/label", s );
_gui->showDialog("popup");
}
return MSG_BOX_OK;
#endif
}
MessageBoxResult fatalMessageBox(const std::string& caption,
const std::string& msg,
const std::string& moreText)
{
#if defined(SG_WINDOWS)
return win32MessageBox(caption, msg, moreText);
#elif defined(SG_MAC)
return cocoaFatalMessage(msg, moreText);
#elif defined(HAVE_QT)
return QtMessageBox(caption, msg, moreText, true);
#else
std::string s = "FATAL: "+ msg;
if (!moreText.empty()) {
s += "\n( " + moreText + ")";
}
if (fgGetBool("/sim/rendering/initialized", false) == false) {
std::cerr << s << std::endl;
} else {
NewGUI* _gui = (NewGUI *)globals->get_subsystem("gui");
SGPropertyNode_ptr dlg = _gui->getDialogProperties("popup");
dlg->setStringValue("text/label", s );
_gui->showDialog("popup");
}
return MSG_BOX_OK;
#endif
}
} // of namespace flightgear