// For compilers that support precompilation
#include "wx/wxprec.h"
+#include "wx/utils.h"
+#include "wx/process.h"
+#include "wx/spawnbrowser.h"
#include "wx/html/forcelnk.h"
+// crt
+#include <process.h> // spawnl()
+
// Include private headers
#include "wx/applet/applet.h"
#include "wx/applet/window.h"
#include "wx/applet/loadpage.h"
+#include "wx/applet/plugin.h"
// Preprocessor Stuff
#include "wx/applet/prepinclude.h"
#include "wx/applet/prepecho.h"
#include "wx/applet/prepifelse.h"
-
/*---------------------------- Global variables ---------------------------*/
wxHashTable wxHtmlAppletWindow::m_Cookies;
const wxPoint& pos,
const wxSize& size,
long style,
- const wxString& name)
+ const wxString& name,
+ const wxString& docroot )
: wxHtmlWindow(parent,id,pos,size,style,name)
{
- //setup client navbars
+ // Init our locks
+ UnLock();
+
+ // setup client navbars
if (navBar) {
m_NavBar = navBar;
m_NavBackId = navBackId;
m_NavBar = NULL;
}
- //Add HTML preprocessors
+ // Set up docroot
+ m_DocRoot = docroot;
+
+ // Set the key_type for applets
+ m_AppletList = wxAppletList(wxKEY_STRING);
+
+ // Add HTML preprocessors
// deleting preprocessors is done by the code within the window
incPreprocessor = new wxIncludePrep(); // #include preprocessor
+ incPreprocessor->ChangeDirectory(m_DocRoot);
+
wxEchoPrep * echoPreprocessor = new wxEchoPrep(); // #echo preprocessor
wxIfElsePrep * ifPreprocessor = new wxIfElsePrep();
this->AddProcessor(incPreprocessor);
this->AddProcessor(echoPreprocessor);
this->AddProcessor(ifPreprocessor);
-
-
}
/****************************************************************************
delete applet;
return NULL;
}
- m_AppletList.Append(iName,applet);
+ else {
+ // do some fixups on the size if its screwed up
+ wxSize nsize = applet->GetBestSize();
+ if (nsize.x < size.x) nsize.x = size.x;
+ if (nsize.y < size.y) nsize.y = size.y;
+ applet->SetSize(nsize);
+ }
+
+ m_AppletList.Append(iName,(wxObject*)applet);
return applet;
}
+/****************************************************************************
+PARAMETERS:
+classId - Name of the Plugin class to create an object for
+
+RETURNS:
+Pointer to the wxplugIn created, or NULL if unable to create the PlugIn.
+
+REMARKS:
+This function is used to create new wxPlugIn objects dynamically based on the
+class name as a string. This allows instances of wxPlugIn classes to be
+created dynamically based on string values embedded in the custom tags of an
+HTML page.
+****************************************************************************/
+bool wxHtmlAppletWindow::CreatePlugIn(
+ const wxString& classId )
+{
+ // Dynamically create the class instance at runtime
+ wxClassInfo *info = wxClassInfo::FindClass(classId.c_str());
+ if (!info)
+ return false;
+ wxObject *obj = info->CreateObject();
+ if (!obj)
+ return false;
+ wxPlugIn *plugIn = wxDynamicCast(obj,wxPlugIn);
+ if (!plugIn)
+ return false;
+ if (!plugIn->Create(this)) {
+ delete plugIn;
+ return false;
+ }
+ return true;
+}
+
/****************************************************************************
PARAMETERS:
appletName - Name of the applet class to find
REMARKS:
Remove an applet from the manager. Called during applet destruction
****************************************************************************/
+#include "scitech"
bool wxHtmlAppletWindow::LoadPage(
const wxString& link)
{
- wxString href(link);
+ wxString href(link);
+
+ // TODO: technically we allow no relative paths
+
+ // Check to see if it is a real url, if not it is a file
+ if (link.Mid(0, 5).CmpNoCase("http:") != 0) {
+
+ // Check for abs path. If it is not then tack on the path
+ // supplied at creation.
+ // TODO: Abs paths are only used in testing (remove this)
+ if (link.GetChar(1) != ':')
+ href = m_DocRoot + href;
+ }
- // TODO: This needs to be made platform inde if possible.
if (link.GetChar(0) == '?'){
wxString cmd = link.BeforeFirst('=');
wxString cmdValue = link.AfterFirst('=');
+ // Launches the default Internet browser for the system.
if(!(cmd.CmpNoCase("?EXTERNAL"))){
-#ifdef __WINDOWS__
- ShellExecute(this ? (HWND)this->GetHWND() : NULL,NULL,cmdValue.c_str(),NULL,"",SW_SHOWNORMAL);
-#else
- #error Platform not implemented yet!
-#endif
- return true;
+ return wxSpawnBrowser(this, cmdValue.c_str());
}
+
+ // Launches an external program on the system.
if (!(cmd.CmpNoCase("?EXECUTE"))){
- wxMessageBox(cmdValue);
- return true;
+ int code = spawnl( P_NOWAIT, cmdValue , NULL );
+ return (!code);
}
+
+ // Looks for a href in a variable stored as a cookie. The href can be
+ // changed on the fly.
if (!(cmd.CmpNoCase("?VIRTUAL"))){
VirtualData& temp = *((VirtualData*)FindCookie(cmdValue));
if (&temp) {
}
else {
#ifdef CHECKED
- wxMessageBox("VIRTUAL LINK ERROR: " + cmdValue + " does not exist.");
+ wxLogError(_T("VIRTUAL LINK ERROR: '%s' does not exist."), cmdValue.c_str());
#endif
return true;
}
}
- }
- // Grab the directory from the string for use in the include preprocessor
- // make sure we get either type of / or \.
- int ch = link.Find('\\', true);
- if (ch == -1) ch = link.Find('/', true);
- if (ch != -1) {
- wxFileSystem fs;
- wxString tmp = link.Mid(0, ch+1);
- fs.ChangePathTo(incPreprocessor->GetDirectory(), true);
- fs.ChangePathTo(tmp, true);
- incPreprocessor->ChangeDirectory(fs.GetPath());
+ // This launches a qlet - It is like an applet but is more generic in that it
+ // can be of any wxWin type so it then has the freedom to do more stuff.
+ if (!(cmd.CmpNoCase("?WXAPPLET"))){
+ if (!cmdValue.IsNull()){
+ if (!CreatePlugIn(cmdValue)){
+#ifdef CHECKED
+ wxLogError(_T("Launch Applet ERROR: '%s' does not exist."), cmdValue.c_str());
+#endif
+ }
+ }
+ return true;
+ }
}
// Inform all the applets that the new page is being loaded
for (wxAppletList::Node *node = m_AppletList.GetFirst(); node; node = node->GetNext())
(node->GetData())->OnLinkClicked(wxHtmlLinkInfo(href));
+ Show(false);
bool stat = wxHtmlWindow::LoadPage(href);
+ Show(true);
// Enable/Dis the navbar tools
if (m_NavBar) {
void wxHtmlAppletWindow::OnLoadPage(
wxLoadPageEvent &event)
{
- if (event.GetHtmlWindow() == this){
- if (LoadPage(event.GetHRef())){
- wxPageLoadedEvent evt;
+ // Test the mutex lock.
+ if (!(IsLocked())){
+ Lock();
+ if (event.GetHtmlWindow() == this){
+ if (LoadPage(event.GetHRef())){
+ // wxPageLoadedEvent evt;
+ // NOTE: This is reserved for later use as we might need to send
+ // page loaded events to applets.
+ }
}
+ UnLock();
}
}
Enable(true);
}
+/****************************************************************************
+PARAMETERS:
+none
+
+REMARKS:
+This function tries to lock the mutex. If it can't, returns
+immediately with false.
+***************************************************************************/
+bool wxHtmlAppletWindow::TryLock()
+{
+ if (!m_mutexLock) {
+ m_mutexLock = true;
+ return true;
+ }
+ return false;
+}
+
/****************************************************************************
PARAMETERS:
name - name of the last applet that changed the data in this object
m_href = href;
}
+/****************************************************************************
+PARAMETERS:
+REMARKS:
+****************************************************************************/
+void AppletProcess::OnTerminate(
+ int,
+ int )
+{
+ // we're not needed any more
+ delete this;
+}
+
#include "wx/html/m_templ.h"
/****************************************************************************
wnd = m_WParser->GetWindow();
if ((appletWindow = wxDynamicCast(wnd,wxHtmlAppletWindow)) != NULL){
- tag.ScanParam("WIDTH", "%i", &width);
- tag.ScanParam("HEIGHT", "%i", &height);
+ wxSize size = wxDefaultSize;
+ int al;
+ if (tag.HasParam("WIDTH")) {
+ tag.GetParamAsInt("WIDTH", &width);
+ size.SetWidth(width);
+ }
+
+ if (tag.HasParam("HEIGHT")) {
+ tag.GetParamAsInt("HEIGHT", &height);
+ size.SetHeight(height);
+ }
+
+ al = wxHTML_ALIGN_BOTTOM;
+ if (tag.HasParam(wxT("ALIGN"))) {
+ wxString alstr = tag.GetParam(wxT("ALIGN"));
+ alstr.MakeUpper(); // for the case alignment was in ".."
+ if (alstr == wxT("TEXTTOP") || alstr == wxT("TOP"))
+ al = wxHTML_ALIGN_TOP;
+ else if ((alstr == wxT("CENTER")) || (alstr == wxT("ABSCENTER")))
+ al = wxHTML_ALIGN_CENTER;
+ }
+
if (tag.HasParam("CLASSID")){
classId = tag.GetParam("CLASSID");
if ( classId.IsNull() || classId.Len() == 0 ){
name = classId;
// We got all the params and can now create the applet
- if ((applet = appletWindow->CreateApplet(classId, name, tag , wxSize(width, height))) != NULL){
+ if ((applet = appletWindow->CreateApplet(classId, name, tag , size)) != NULL){
applet->Show(true);
- m_WParser->OpenContainer()->InsertCell(new wxHtmlWidgetCell(applet,0));
+ m_WParser->OpenContainer()->InsertCell(new wxHtmlAppletCell(applet,al));
}
else
wxMessageBox("wxApplet error: Could not create:" + classId + "," + name);
TAGS_MODULE_ADD(wxApplet)
TAGS_MODULE_END(wxApplet)
+/*********************************************************************************
+wxHtmlAppletCell
+*********************************************************************************/
+wxHtmlAppletCell::wxHtmlAppletCell(wxWindow *wnd, int align) : wxHtmlCell()
+{
+ int sx, sy;
+ m_Wnd = wnd;
+ m_Wnd->GetSize(&sx, &sy);
+ m_Width = sx, m_Height = sy;
+
+ switch (align) {
+ case wxHTML_ALIGN_TOP :
+ m_Descent = m_Height;
+ break;
+ case wxHTML_ALIGN_CENTER :
+ m_Descent = m_Height / 2;
+ break;
+ case wxHTML_ALIGN_BOTTOM :
+ default :
+ m_Descent = 0;
+ break;
+ }
+
+ SetCanLiveOnPagebreak(FALSE);
+}
+
+
+void wxHtmlAppletCell::Draw(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+{
+ int absx = 0, absy = 0, stx, sty;
+ wxHtmlCell *c = this;
+
+ while (c)
+ {
+ absx += c->GetPosX();
+ absy += c->GetPosY();
+ c = c->GetParent();
+ }
+
+ ((wxScrolledWindow*)(m_Wnd->GetParent()))->GetViewStart(&stx, &sty);
+ m_Wnd->Move(absx - wxHTML_SCROLL_STEP * stx, absy - wxHTML_SCROLL_STEP * sty);
+}
+
+
+
+void wxHtmlAppletCell::DrawInvisible(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y))
+{
+ int absx = 0, absy = 0, stx, sty;
+ wxHtmlCell *c = this;
+
+ while (c)
+ {
+ absx += c->GetPosX();
+ absy += c->GetPosY();
+ c = c->GetParent();
+ }
+
+ ((wxScrolledWindow*)(m_Wnd->GetParent()))->GetViewStart(&stx, &sty);
+ m_Wnd->Move(absx - wxHTML_SCROLL_STEP * stx, absy - wxHTML_SCROLL_STEP * sty);
+}
+
+
+
+void wxHtmlAppletCell::Layout(int w)
+{
+ int sx, sy;
+ m_Wnd->GetSize(&sx, &sy);
+ m_Width = sx, m_Height = sy;
+
+ wxHtmlCell::Layout(w);
+}
+
+
+
+
// This is our little forcelink hack.
FORCE_LINK(loadpage)
projects / wxWidgets.git / blobdiff