text2 chane, XFormsView

[lyx.git] / src / frontends / xforms / GUIRunTime.C

diff --git a/src/frontends/xforms/GUIRunTime.C b/src/frontends/xforms/GUIRunTime.C
index c28130b9fe900a99fc1f37df145048e651fb4463..13dd471b58444c1a1d3d75e16dee4ed4ef99de3e 100644 (file)
--- a/src/frontends/xforms/GUIRunTime.C
+++ b/src/frontends/xforms/GUIRunTime.C
@@ -3,33 +3,79 @@
  * 
  *           LyX, The Document Processor
  *      
- *           Copyright 2000 The LyX Team.
+ *           Copyright 2000-2001 The LyX Team.
  *
  *======================================================*/
 
 #include <config.h>
 
+#include FORMS_H_LOCATION
+
 #ifdef __GNUG__
 #pragma implementation
 #endif
 
-#include FORMS_H_LOCATION
 #include "GUIRunTime.h"
+#include "XFormsView.h"
 #include "debug.h"
 
+// I keep these here so that it will be processed as early in
+// the compilation process as possible.
+#if !defined(FL_REVISION) || FL_REVISION < 88 || FL_VERSION != 0
+#error LyX will not compile with this version of XForms.\
+       Please get version 0.89.\
+       If you want to try to compile anyway, delete this test in src/frontends/xforms/GUIRunTime.C.
+#endif
+
 using std::endl;
 
 extern bool finished;
 
+namespace {
+
+int const xforms_include_version = FL_INCLUDE_VERSION;
+
+} // namespace anon
+
+
+int GUIRunTime::initApplication(int , char **)
+{
+       // Check the XForms version in the forms.h header against
+       // the one in the libforms. If they don't match quit the
+       // execution of LyX. Better with a clean fast exit than
+       // a strange segfault later.
+       // I realize that this check have to be moved when we
+       // support several toolkits, but IMO all the toolkits
+       // should try to have the same kind of check. This could
+       // be done by having a CheckHeaderAndLib function in
+       // all the toolkit implementations, this function is
+       // responsible for notifing the user.
+       // if (!CheckHeaderAndLib()) {
+       //         // header vs. lib version failed
+       //         return 1;
+       // }
+       int xforms_lib_version = fl_library_version(0, 0);
+       if (xforms_include_version != xforms_lib_version) {
+               lyxerr << "You are either running LyX with wrong "
+                       "version of a dynamic XForms library\n"
+                       "or you have build LyX with conflicting header "
+                       "and library (different\n"
+                       "versions of XForms. Sorry but there is no point "
+                       "in continuing executing LyX!" << endl;
+               return 1;
+       }
+       return 0;
+}
+
 
 void GUIRunTime::processEvents() 
 {
-    XEvent ev;
+       XEvent ev;
 
-    if (fl_do_forms() == FL_EVENT) {
-       lyxerr << "LyX: This shouldn't happen..." << endl;
-       fl_XNextEvent(&ev);
-    }
+       if (fl_do_forms() == FL_EVENT) {
+               lyxerr << "LyX: This shouldn't happen..." << endl;
+               fl_XNextEvent(&ev);
+       }
 }
 
 
@@ -44,3 +90,30 @@ void GUIRunTime::runTime()
        }
 }
 
+
+void GUIRunTime::setDefaults()
+{
+       FL_IOPT cntl;
+       cntl.buttonFontSize = FL_NORMAL_SIZE;
+       cntl.browserFontSize = FL_NORMAL_SIZE;
+       cntl.labelFontSize = FL_NORMAL_SIZE;
+       cntl.choiceFontSize = FL_NORMAL_SIZE;
+       cntl.inputFontSize = FL_NORMAL_SIZE;
+       cntl.menuFontSize  = FL_NORMAL_SIZE;
+       cntl.borderWidth = -1;
+       cntl.vclass = FL_DefaultVisual;
+       fl_set_defaults(FL_PDVisual
+                       | FL_PDButtonFontSize
+                       | FL_PDBrowserFontSize
+                       | FL_PDLabelFontSize
+                       | FL_PDChoiceFontSize
+                       | FL_PDInputFontSize
+                       | FL_PDMenuFontSize
+                       | FL_PDBorderWidth, &cntl);
+}
+
+
+LyXView * GUIRunTime::createMainView(int w, int h)
+{
+       return new XFormsView(w, h);
+}