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// -*- C++ -*-
/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright (C) 1995 Matthias Ettrich
* Copyright (C) 1995-1998 The LyX Team.
*
*======================================================*/
#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "LyXView.h"
#include "lyx_main.h"
#include "lyxlookup.h"
#include "toolbar.h"
#include "minibuffer.h"
#include "lyxfunc.h"
#include "lyx.xpm"
#include "error.h"
#include "layout_forms.h"
#include "intl.h"
#include "lyxrc.h"
#include "lyxscreen.h"
#include "filetools.h" // OnlyFilename()
#include "layout.h"
#include "lyxtext.h"
// $Id: LyXView.C,v 1.3 1998/10/22 23:07:11 larsbj Exp $
#if !defined(lint) && !defined(WITH_WARNINGS)
static char vcid[] = "$Id: LyXView.C,v 1.3 1998/10/22 23:07:11 larsbj Exp $";
#endif /* lint */
extern FD_form_document *fd_form_document;
FD_form_main *fd_form_main; /* a pointer to the one in LyXView
should be removed as soon as possible */
MiniBuffer *minibuffer;/* a pointer to the one in LyXView
should be removed as soon as possible */
extern void AutoSave();
extern char updatetimer;
extern void QuitLyX();
int current_layout = 0;
// This is very temporary
BufferView *current_view;
LyXView::LyXView(int width, int height)
{
fd_form_main = create_form_form_main(width,height);
fl_set_form_atclose(_form, atCloseMainFormCB, NULL);
lyxerr.debug("Initializing LyXFunc");
lyxfunc = new LyXFunc(this);
intl = new Intl;
}
LyXView::~LyXView()
{
delete menus;
delete toolbar;
delete bufferview;
delete minibuffer;
delete lyxfunc;
delete intl;
}
/// Redraw the main form.
void LyXView::redraw() {
lyxerr.debug("LyXView::redraw()");
fl_redraw_form(_form);
minibuffer->Activate();
}
// Callback for update timer
void LyXView::UpdateTimerCB(FL_OBJECT *ob, long)
{
LyXView *view = (LyXView*) ob->u_vdata;
if (!view->currentView()->available())
return;
if (!view->currentView()->getScreen() || !updatetimer)
return;
view->currentView()->getScreen()->HideCursor();
view->currentBuffer()->update(-2);
/* This update can happen, even when the work area has lost
* the focus. So suppress the cursor in that case */
updatetimer = 0;
}
// Callback for autosave timer
void LyXView::AutosaveTimerCB(FL_OBJECT *, long)
{
lyxerr.debug("Running AutoSave()");
AutoSave();
}
/// Reset autosave timer
void LyXView::resetAutosaveTimer()
{
if (lyxrc->autosave)
fl_set_timer(_form_main->timer_autosave, lyxrc->autosave);
}
// Callback for close main form from window manager
int LyXView::atCloseMainFormCB(FL_FORM *, void *)
{
QuitLyX();
return FL_IGNORE;
}
void LyXView::setPosition(int x, int y)
{
fl_set_form_position(_form, x, y);
}
void LyXView::show(int place, int border, char const* title)
{
fl_show_form(_form, place, border, title);
minibuffer->Init();
InitLyXLookup(fl_display, _form->window);
}
FD_form_main *LyXView::create_form_form_main(int width, int height)
/* to make this work as it should, .lyxrc should have been
* read first; OR maybe this one should be made dynamic.
* Hmmmm. Lgb.
* We will probably not have lyxrc before the main form is
* initialized, because error messages from lyxrc parsing
* are presented (and rightly so) in GUI popups. Asger.
*/
{
FL_OBJECT *obj;
FD_form_main *fdui = (FD_form_main *)
fl_calloc(1, sizeof(FD_form_main));
_form_main = fdui;
// the main form
_form = fdui->form_main = fl_bgn_form(FL_NO_BOX, width, height);
fdui->form_main->u_vdata = (void*) this;
obj = fl_add_box(FL_FLAT_BOX,0,0,width,height,"");
fl_set_object_color(obj,FL_MCOL,FL_MCOL);
// Parameters for the appearance of the main form
const int air = 2;
const int bw = abs(fl_get_border_width());
//
// THE MENUBAR
//
menus = new Menus(this, air);
//
// TOOLBAR
//
toolbar = new Toolbar(lyxrc->toolbar, this, air, 30 + air + bw);
// Setup the toolbar
toolbar->set(true);
//
// WORKAREA
//
const int ywork = 60 + 2*air + bw;
const int workheight = height - ywork - (25 + 2*air);
::current_view = bufferview = new BufferView(this, air, ywork,
width - 3*air,
workheight);
//
// MINIBUFFER
//
minibuffer = new MiniBuffer(this, air, height-(25+air),
width-(2*air), 25);
::minibuffer = minibuffer; // to be removed later
//
// TIMERS
//
// timer_autosave
fdui->timer_autosave = obj = fl_add_timer(FL_HIDDEN_TIMER,
0,0,0,0,"Timer");
fl_set_object_callback(obj,AutosaveTimerCB,0);
// timer_update
fdui->timer_update = obj = fl_add_timer(FL_HIDDEN_TIMER,
0,0,0,0,"Timer");
fl_set_object_callback(obj,UpdateTimerCB,0);
obj->u_vdata = (void*) this;
//
// Misc
//
// assign an icon to main form
unsigned int w, h;
Pixmap lyx_p, lyx_mask;
lyx_p = fl_create_from_pixmapdata(fl_root,
lyx_xpm,
&w,
&h,
&lyx_mask,
0,
0,
0); // this leaks
fl_set_form_icon(fdui->form_main, lyx_p, lyx_mask);
// set min size
fl_set_form_minsize(fdui->form_main, 50, 50);
fl_end_form();
return fdui;
}
void LyXView::init()
{
// Set the textclass choice
invalidateLayoutChoice();
updateLayoutChoice();
UpdateDocumentClassChoice();
// Start autosave timer
if (lyxrc->autosave)
fl_set_timer(_form_main->timer_autosave, lyxrc->autosave);
// Install the raw callback for keyboard events
fl_register_raw_callback(_form,
KeyPressMask,
KeyPressMask_raw_callback);
intl->InitKeyMapper(lyxrc->use_kbmap);
}
void LyXView::invalidateLayoutChoice()
{
last_textclass = -1;
}
void LyXView::updateLayoutChoice()
{
/* update the layout display */
if (!toolbar->combox) return;
// this has a bi-effect that the layouts are not showed when no
// document is loaded.
if (bufferview==0 || bufferview->currentBuffer()==0) {
toolbar->combox->clear();
toolbar->combox->Redraw();
return;
}
// If textclass is different, we need to update the list
if (toolbar->combox->empty() ||
(last_textclass != currentBuffer()->params.textclass)) {
toolbar->combox->clear();
for (int i = 0;
lyxstyle.NameOfLayout(currentBuffer()->
params.textclass, i) !="@@end@@";
i++) {
LyXLayout *layout = lyxstyle.
Style(currentBuffer()->params.textclass, i);
if (layout->obsoleted_by.empty())
toolbar->combox->addline(layout->name.c_str());
else
toolbar->combox->addline(("@N"+layout->name).c_str());
}
last_textclass = currentBuffer()->params.textclass;
current_layout = 0;
}
// we need to do this.
toolbar->combox->Redraw();
char layout = currentBuffer()->text->cursor.par->GetLayout();
if (layout != current_layout){
toolbar->combox->select(layout + 1);
current_layout = layout;
}
}
void LyXView::UpdateDocumentClassChoice()
{
/* update the document class display in the document form */
int i;
if (fd_form_document) {
fl_clear_choice(fd_form_document->choice_class);
for (i = 0; lyxstyle.DescOfClass (i)!="@@end@@"; i++) {
fl_addto_choice(fd_form_document->choice_class,
lyxstyle.DescOfClass(i).c_str());
}
}
}
// This is necessary, since FL_FREE-Objects doesn't get all keypress events
// as FL_KEYBOARD events :-( Matthias 280596
int LyXView::KeyPressMask_raw_callback(FL_FORM *fl, void *xev)
{
LyXView *view = (LyXView*) fl->u_vdata;
int retval = 0; // 0 means XForms should have a look at this event
// funny. Even though the raw_callback is registered with KeyPressMask,
// also KeyRelease-events are passed through:-(
// [It seems that xforms puts them in pairs... (JMarc)]
if (((XEvent*)xev)->type == KeyPress
&& view->bufferview->getWorkArea()->focus
&& view->bufferview->getWorkArea()->active)
retval = view->getLyXFunc()->processKeyEvent((XEvent*)xev);
return retval;
}
// Updates the title of the window with the filename of the current document
void LyXView::updateWindowTitle() {
static LString last_title="LyX";
LString title = "LyX";
if (currentView()->available()) {
LString cur_title = currentBuffer()->getFileName();
if (!cur_title.empty()){
title += ": " + OnlyFilename(cur_title);
if (!currentBuffer()->isLyxClean())
title += _(" (Changed)");
if (currentBuffer()->isReadonly())
title += _(" (read only)");
}
}
// Don't update title if it's the same as last time
if (title != last_title) {
fl_set_form_title(_form, title.c_str());
last_title = title;
}
}
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