1 /* This file is part of
2 * ======================================================
4 * LyX, The Document Processor
6 * Copyright 2000 The LyX Team.
8 *======================================================*/
13 #pragma implementation
16 #include FORMS_H_LOCATION
17 #include "gnome_helpers.h"
18 #include "GUIRunTime.h"
21 #include <gtkmm/main.h>
22 #include <libglademm/xml.h>
24 #include <boost/bind.hpp>
26 // For now we use the xforms image loader if we can.
27 // In the future, this will be replaced by a gnome equivalent.
28 #if defined(HAVE_FLIMAGE_DUP) && defined(HAVE_FLIMAGE_TO_PIXMAP)
29 #include "xforms/xformsGImage.h"
31 #include "graphics/GraphicsImageXPM.h"
41 int const xforms_include_version = FL_INCLUDE_VERSION;
46 int GUIRunTime::initApplication(int & argc , char * argv[])
48 // Check the XForms version in the forms.h header against
49 // the one in the libforms. If they don't match quit the
50 // execution of LyX. Better with a clean fast exit than
51 // a strange segfault later.
52 // I realize that this check have to be moved when we
53 // support several toolkits, but IMO all the toolkits
54 // should try to have the same kind of check. This could
55 // be done by having a CheckHeaderAndLib function in
56 // all the toolkit implementations, this function is
57 // responsible for notifing the user.
58 // if (!CheckHeaderAndLib()) {
59 // // header vs. lib version failed
62 int xforms_lib_version = fl_library_version(0, 0);
63 if (xforms_include_version != xforms_lib_version) {
64 cerr << "You are either running LyX with wrong "
65 "version of a dynamic XForms library\n"
66 "or you have build LyX with conflicting header "
67 "and library (different\n"
68 "versions of XForms. Sorry but there is no point "
69 "in continuing executing LyX!" << endl;
73 // I belive that this should be done at a later stage, in
74 // lyx_gui, the same place as xforms does the same. (Lgb)
75 string app_id(PACKAGE);
76 string app_version(VERSION);
77 new Gtk::Main (argc, argv);
82 void GUIRunTime::processEvents()
84 while (Gtk::Main::events_pending())
85 Gtk::Main::iteration(false);
89 void GUIRunTime::runTime()
94 if (fl_check_forms() == FL_EVENT) {
96 lyxerr << "Received unhandled X11 event" << endl;
97 lyxerr << "Type: 0x" << hex << ev.xany.type <<
98 "Target: 0x" << hex << ev.xany.window << endl;
104 void GUIRunTime::setDefaults()
107 cntl.buttonFontSize = FL_NORMAL_SIZE;
108 cntl.browserFontSize = FL_NORMAL_SIZE;
109 cntl.labelFontSize = FL_NORMAL_SIZE;
110 cntl.choiceFontSize = FL_NORMAL_SIZE;
111 cntl.inputFontSize = FL_NORMAL_SIZE;
112 cntl.menuFontSize = FL_NORMAL_SIZE;
113 cntl.borderWidth = -1;
114 cntl.vclass = FL_DefaultVisual;
115 fl_set_defaults(FL_PDVisual
116 | FL_PDButtonFontSize
117 | FL_PDBrowserFontSize
119 | FL_PDChoiceFontSize
122 | FL_PDBorderWidth, &cntl);
126 #include "XFormsView.h"
127 LyXView * GUIRunTime::createMainView(int w, int h)
129 return new XFormsView(w, h);
133 // Called by the graphics cache to connect the appropriate frontend
134 // image loading routines to the LyX kernel.
135 void GUIRunTime::initialiseGraphics()
137 using namespace grfx;
139 #if defined(HAVE_FLIMAGE_DUP) && defined(HAVE_FLIMAGE_TO_PIXMAP)
140 // connect the image loader based on the xforms library
141 GImage::newImage.connect(boost::bind(&xformsGImage::newImage));
142 GImage::loadableFormats.connect(boost::bind(&xformsGImage::loadableFormats));
144 // connect the image loader based on the XPM library
145 GImage::newImage.connect(boost::bind(&GImageXPM::newImage));
146 GImage::loadableFormats.connect(boost::bind(&GImageXPM::loadableFormats));
151 Display * GUIRunTime::x11Display()
153 return fl_get_display();
157 int GUIRunTime::x11Screen()
163 Colormap GUIRunTime::x11Colormap()
165 return fl_state[fl_get_vclass()].colormap;
169 int GUIRunTime::x11VisualDepth()
171 return fl_get_visual_depth();
174 float GUIRunTime::getScreenDPI()
176 Screen * scr = ScreenOfDisplay(fl_get_display(), fl_screen);
177 return ((HeightOfScreen(scr) * 25.4 / HeightMMOfScreen(scr)) +
178 (WidthOfScreen(scr) * 25.4 / WidthMMOfScreen(scr))) / 2;