3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Lars Gullik Bjnes
10 * Full author contact details are available in file CREDITS.
18 #include "support/lyxlib.h"
19 #include "support/os.h"
20 #include "support/filetools.h"
21 #include "support/path_defines.h"
24 #include "funcrequest.h"
28 #include "LyXAction.h"
32 #include "graphics/LoaderQueue.h"
34 // FIXME: move this stuff out again
35 #include "bufferlist.h"
36 #include "buffer_funcs.h"
38 #include "lyxserver.h"
39 #include "lyxsocket.h"
40 #include "BufferView.h"
45 #include "xftFontLoader.h"
46 #include "GWorkArea.h"
48 #include "support/std_sstream.h"
51 #include <boost/bind.hpp>
52 #include <boost/function.hpp>
55 #include "lyx_forms.h"
56 #include "xformsImage.h"
57 #include "xforms_helpers.h"
59 namespace os = lyx::support::os;
61 using std::ostringstream;
64 using lyx::frontend::colorCache;
65 using lyx::frontend::GView;
66 using lyx::frontend::XformsColor;
69 extern BufferList bufferlist;
71 // FIXME: wrong place !
72 LyXServer * lyxserver;
73 LyXServerSocket * lyxsocket;
75 bool lyx_gui::use_gui = true;
80 bool finished = false;
83 /// estimate DPI from X server
86 Screen * scr = ScreenOfDisplay(getDisplay(), getScreen());
87 return ((HeightOfScreen(scr) * 25.4 / HeightMMOfScreen(scr)) +
88 (WidthOfScreen(scr) * 25.4 / WidthMMOfScreen(scr))) / 2;
92 /// set default GUI configuration
96 cntl.buttonFontSize = FL_NORMAL_SIZE;
97 cntl.browserFontSize = FL_NORMAL_SIZE;
98 cntl.labelFontSize = FL_NORMAL_SIZE;
99 cntl.choiceFontSize = FL_NORMAL_SIZE;
100 cntl.inputFontSize = FL_NORMAL_SIZE;
101 cntl.menuFontSize = FL_NORMAL_SIZE;
102 cntl.borderWidth = -1;
103 cntl.vclass = FL_DefaultVisual;
104 fl_set_defaults(FL_PDVisual
105 | FL_PDButtonFontSize
106 | FL_PDBrowserFontSize
108 | FL_PDChoiceFontSize
111 | FL_PDBorderWidth, &cntl);
118 int LyX_XErrHandler(Display * display, XErrorEvent * xeev) {
119 // We don't abort on BadWindow
120 if (xeev->error_code == BadWindow) {
121 lyxerr << "BadWindow received !" << std::endl;
122 lyxerr << "If you're using xforms 1.0 or greater, "
123 << " please report this to lyx-devel@lists.lyx.org"
129 LyX::cref().emergencyCleanup();
131 // Get the reason for the crash.
133 XGetErrorText(display, xeev->error_code, etxt, 512);
134 lyxerr << etxt << " id: " << xeev->resourceid << std::endl;
135 // By doing an abort we get a nice backtrace. (hopefully)
136 lyx::support::abort();
142 /// read in geometry specification
148 void parse_init_xforms(int & argc, char * argv[])
152 FL_CMD_OPT cmdopt[] = {
153 {"-geometry", "*.geometry", XrmoptionSepArg, "690x510"}
156 FL_resource res[] = {
157 {"geometry", "geometryClass", FL_STRING, geometry, "", 40}
160 const int num_res = sizeof(res)/sizeof(FL_resource);
161 fl_initialize(&argc, argv, "LyX", cmdopt, num_res);
163 // It appears that, in xforms >=0.89.5, fl_initialize()
164 // calls setlocale() and ruins our LC_NUMERIC setting.
166 fl_get_app_resources(res, num_res);
168 Display * display = fl_get_display();
171 lyxerr << "LyX: unable to access X display, exiting"
173 lyx::support::os::warn("Unable to access X display, exiting");
177 fcntl(ConnectionNumber(display), F_SETFD, FD_CLOEXEC);
179 XSetErrorHandler(LyX_XErrHandler);
181 using namespace lyx::graphics;
183 // connect the image loader based on the xforms library
184 Image::newImage = boost::bind(&xformsImage::newImage);
185 Image::loadableFormats = boost::bind(&xformsImage::loadableFormats);
189 void lyx_gui::parse_init(int & argc, char * argv[])
191 new Gtk::Main(argc, argv);
193 parse_init_xforms(argc, argv);
197 // must do this /before/ lyxrc gets read
198 lyxrc.dpi = getDPI();
202 void parse_lyxrc_xforms()
204 XformsColor::read(lyx::support::AddName(
205 lyx::support::user_lyxdir(), "preferences.xform"));
207 if (lyxrc.popup_font_encoding.empty())
208 lyxrc.popup_font_encoding = lyxrc.font_norm;
209 // Set the font name for popups and menus
210 string boldfontname = lyxrc.popup_bold_font
211 + "-*-*-*-?-*-*-*-*-"
212 + lyxrc.popup_font_encoding;
213 // "?" means "scale that font"
214 string fontname = lyxrc.popup_normal_font
215 + "-*-*-*-?-*-*-*-*-"
216 + lyxrc.popup_font_encoding;
218 int bold = fl_set_font_name(FL_BOLD_STYLE, boldfontname.c_str());
219 int normal = fl_set_font_name(FL_NORMAL_STYLE, fontname.c_str());
221 lyxerr << "Could not set menu font to "
222 << boldfontname << std::endl;
225 lyxerr << "Could not set popup font to "
226 << fontname << std::endl;
228 if (bold < 0 && normal < 0) {
229 lyxerr << "Using 'helvetica' font for menus" << std::endl;
230 boldfontname = "-*-helvetica-bold-r-*-*-*-?-*-*-*-*-iso8859-1";
231 fontname = "-*-helvetica-medium-r-*-*-*-?-*-*-*-*-iso8859-1";
232 bold = fl_set_font_name(FL_BOLD_STYLE, boldfontname.c_str());
233 normal = fl_set_font_name(FL_NORMAL_STYLE, fontname.c_str());
235 if (bold < 0 && normal < 0) {
236 lyxerr << "Could not find helvetica font. Using 'fixed'."
238 fl_set_font_name(FL_NORMAL_STYLE, "fixed");
243 fl_set_font_name(FL_BOLD_STYLE, fontname.c_str());
245 fl_set_font_name(FL_NORMAL_STYLE, boldfontname.c_str());
247 fl_setpup_fontstyle(FL_NORMAL_STYLE);
248 fl_setpup_fontsize(FL_NORMAL_SIZE);
249 fl_setpup_color(FL_MCOL, FL_BLACK);
250 fl_set_goodies_font(FL_NORMAL_STYLE, FL_NORMAL_SIZE);
251 fl_set_tooltip_font(FL_NORMAL_STYLE, FL_NORMAL_SIZE);
255 void lyx_gui::parse_lyxrc()
257 parse_lyxrc_xforms();
266 unsigned int width = 690;
267 unsigned int height = 510;
269 int const geometryBitmask =
270 XParseGeometry(geometry,
271 &xpos, &ypos, &width, &height);
273 // if width is not set by geometry, check it against monitor width
274 if (!(geometryBitmask & WidthValue)) {
275 Screen * scr = ScreenOfDisplay(fl_get_display(), fl_screen);
276 if (WidthOfScreen(scr) - 8 < int(width))
277 width = WidthOfScreen(scr) - 8;
280 // if height is not set by geometry, check it against monitor height
281 if (!(geometryBitmask & HeightValue)) {
282 Screen * scr = ScreenOfDisplay(fl_get_display(), fl_screen);
283 if (HeightOfScreen(scr) - 24 < int(height))
284 height = HeightOfScreen(scr) - 24;
287 Screen * s = ScreenOfDisplay(fl_get_display(), fl_screen);
289 // recalculate xpos if it's not set
291 xpos = (WidthOfScreen(s) - width) / 2;
293 // recalculate ypos if it's not set
295 ypos = (HeightOfScreen(s) - height) / 2;
297 lyxerr[Debug::GUI] << "Creating view: " << width << 'x' << height
298 << '+' << xpos << '+' << ypos << std::endl;
300 // XFormsView view(width, height);
301 // view.show(xpos, ypos, "LyX");
306 static void events_xforms()
308 if (fl_check_forms() == FL_EVENT) {
312 << "Received unhandled X11 event" << std::endl
313 << "Type: " << ev.xany.type
314 << " Target: 0x" << std::hex << ev.xany.window
315 << std::dec << std::endl;
320 void lyx_gui::start(string const & batch, std::vector<string> const & files)
324 XSynchronize(getDisplay(), true);
326 boost::shared_ptr<GView> view_ptr(new GView);
327 LyX::ref().addLyXView(view_ptr);
329 GView & view = *view_ptr.get();
333 // FIXME: some code below needs moving
335 lyxserver = new LyXServer(&view.getLyXFunc(), lyxrc.lyxpipes);
336 lyxsocket = new LyXServerSocket(&view.getLyXFunc(),
337 os::slashify_path(os::getTmpDir() + "/lyxsocket"));
339 std::vector<string>::const_iterator cit = files.begin();
340 std::vector<string>::const_iterator end = files.end();
341 for (; cit != end; ++cit)
342 view.view()->loadLyXFile(*cit, true);
344 // handle the batch commands the user asked for
345 if (!batch.empty()) {
346 view.getLyXFunc().dispatch(lyxaction.lookupFunc(batch));
349 // enter the event loop
351 while (Gtk::Main::events_pending())
352 Gtk::Main::iteration(false);
356 // FIXME: breaks emergencyCleanup
368 FuncStatus lyx_gui::getStatus(FuncRequest const & /*ev*/)
370 // Nothing interesting to do here
375 string const lyx_gui::hexname(LColor_color col)
378 Gdk::Color * gclr = colorCache.getColor(col);
381 gclr->parse(lcolor.getX11Name(col));
384 std::ostringstream os;
386 // Note that X stores the RGB values in the range 0 - 65535
387 // whilst we require them in the range 0 - 255.
388 os << std::setbase(16) << std::setfill('0')
389 << std::setw(2) << (gclr->get_red() / 256)
390 << std::setw(2) << (gclr->get_green() / 256)
391 << std::setw(2) << (gclr->get_blue() / 256);
397 void lyx_gui::update_color(LColor_color /*col*/)
403 void lyx_gui::update_fonts()
409 bool lyx_gui::font_available(LyXFont const & font)
411 return fontLoader.available(font);
418 bool readCallback(Glib::IOCondition /*condition*/, LyXComm * comm)
425 std::map<int, SigC::Connection> gReadCallbackMap;
430 void lyx_gui::set_read_callback(int fd, LyXComm * comm)
432 gReadCallbackMap[fd] = Glib::signal_io().connect(
433 SigC::bind(SigC::slot(readCallback), comm),
439 void lyx_gui::remove_read_callback(int fd)
441 gReadCallbackMap[fd].disconnect();
442 gReadCallbackMap.erase(fd);
446 void lyx_gui::register_socket_callback(int /*fd*/,
447 boost::function<void()> /*func*/)
451 void lyx_gui::unregister_socket_callback(int /*fd*/)
455 string const lyx_gui::roman_font_name()
461 string const lyx_gui::sans_font_name()
467 string const lyx_gui::typewriter_font_name()
473 void lyx_gui::sync_events()