lyx_mirror/src/frontends/xforms/FormRef.C

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/* This file is part of
* ======================================================
*
* LyX, The Document Processor
*
* Copyright 2000-2001 The LyX Team.
*
* ======================================================
*
* \file FormRef.C
* \author Angus Leeming, a.leeming@ic.ac.uk
*/
#include <config.h>
#include <algorithm>
#ifdef __GNUG__
#pragma implementation
#endif
#include "xformsBC.h"
#include "ControlRef.h"
#include "FormRef.h"
#include "form_ref.h"
#include "xforms_helpers.h"
#include "insets/insetref.h"
#include "helper_funcs.h" // getStringFromVector
#include "support/lstrings.h" // frontStrip, strip
using std::find;
using std::max;
using std::sort;
using std::vector;
typedef FormCB<ControlRef, FormDB<FD_form_ref> > base_class;
FormRef::FormRef(ControlRef & c)
: base_class(c, _("Reference")),
at_ref_(false)
{}
void FormRef::build()
{
dialog_.reset(build_ref());
for (int i = 0; !InsetRef::types[i].latex_name.empty(); ++i)
fl_addto_choice(dialog_->choice_type,
_(InsetRef::types[i].gui_name.c_str()));
// Force the user to use the browser to change refs.
fl_deactivate_object(dialog_->input_ref);
// Manage the ok and cancel/close buttons
bc().setOK(dialog_->button_ok);
bc().setApply(dialog_->button_apply);
bc().setCancel(dialog_->button_cancel);
bc().setRestore(dialog_->button_restore);
bc().addReadOnly(dialog_->button_update);
bc().addReadOnly(dialog_->input_name);
bc().addReadOnly(dialog_->input_ref);
}
void FormRef::update()
{
fl_set_input(dialog_->input_ref,
controller().params().getContents().c_str());
fl_set_input(dialog_->input_name,
controller().params().getOptions().c_str());
fl_set_choice(dialog_->choice_type,
InsetRef::getType(controller().params().getCmdName()) + 1);
at_ref_ = false;
fl_set_object_label(dialog_->button_go, _("Go to reference"));
// Name is irrelevant to LaTeX/Literate documents
if (controller().docType() == ControlRef::LATEX ||
controller().docType() == ControlRef::LITERATE) {
setEnabled(dialog_->input_name, false);
} else {
setEnabled(dialog_->input_name, true);
}
// type is irrelevant to LinuxDoc/DocBook.
if (controller().docType() == ControlRef::LINUXDOC ||
controller().docType() == ControlRef::DOCBOOK) {
fl_set_choice(dialog_->choice_type, 1);
setEnabled(dialog_->choice_type, false);
} else {
setEnabled(dialog_->choice_type, true);
}
// Get the available buffers
vector<string> const buffers = controller().getBufferList();
vector<string> const choice_buffers =
getVectorFromChoice(dialog_->choice_buffer);
// If different from the current contents of the choice, then update it
if (buffers != choice_buffers) {
// create a string of entries " entry1 | entry2 | entry3 "
// with which to initialise the xforms choice object.
string const choice =
" " + getStringFromVector(buffers, " | ") + " ";
fl_clear_choice(dialog_->choice_buffer);
fl_addto_choice(dialog_->choice_buffer, choice.c_str());
fl_set_choice(dialog_->choice_buffer,
controller().getBufferNum() + 1);
}
refs_ = controller().getLabelList(string());
updateBrowser(refs_);
}
void FormRef::updateBrowser(vector<string> const & akeys) const
{
vector<string> keys(akeys);
if (fl_get_button(dialog_->check_sort))
sort(keys.begin(), keys.end());
vector<string> browser_keys =
getVectorFromBrowser(dialog_->browser_refs);
if (browser_keys == keys)
return;
fl_clear_browser(dialog_->browser_refs);
for (vector<string>::const_iterator it = keys.begin();
it != keys.end(); ++it)
fl_add_browser_line(dialog_->browser_refs, it->c_str());
if (keys.empty()) {
fl_add_browser_line(dialog_->browser_refs,
_("*** No labels found in document ***"));
setEnabled(dialog_->browser_refs, false);
setEnabled(dialog_->check_sort, false);
fl_set_input(dialog_->input_ref, "");
} else {
setEnabled(dialog_->browser_refs, true);
setEnabled(dialog_->check_sort, true);
string ref = fl_get_input(dialog_->input_ref);
vector<string>::const_iterator cit = (ref.empty())
? keys.begin()
: find(keys.begin(), keys.end(), ref);
if (cit == keys.end()) {
fl_deselect_browser(dialog_->browser_refs);
} else {
if (ref.empty())
fl_set_input(dialog_->input_ref, cit->c_str());
int const i = static_cast<int>(cit - keys.begin());
fl_set_browser_topline(dialog_->browser_refs, max(i-5, 1));
fl_select_browser_line(dialog_->browser_refs, i+1);
}
}
}
void FormRef::apply()
{
int const type = fl_get_choice(dialog_->choice_type) - 1;
controller().params().setCmdName(InsetRef::getName(type));
controller().params().setOptions(fl_get_input(dialog_->input_name));
controller().params().setContents(fl_get_input(dialog_->input_ref));
}
ButtonPolicy::SMInput FormRef::input(FL_OBJECT * ob, long)
{
ButtonPolicy::SMInput activate(ButtonPolicy::SMI_VALID);
if (ob == dialog_->button_go) {
// goto reference / go back
// No change to data
activate = ButtonPolicy::SMI_NOOP;
at_ref_ = !at_ref_;
if (at_ref_) {
controller().gotoRef(fl_get_input(dialog_->input_ref));
fl_set_object_label(dialog_->button_go, _("Go back"));
} else {
controller().gotoBookmark();
fl_set_object_label(dialog_->button_go,
_("Go to reference"));
}
} else if (ob == dialog_->browser_refs) {
unsigned int sel = fl_get_browser(dialog_->browser_refs);
if (sel < 1 || sel > refs_.size())
return ButtonPolicy::SMI_NOOP;
if (!controller().isReadonly()) {
string s = fl_get_browser_line(dialog_->browser_refs, sel);
fl_set_input(dialog_->input_ref, s.c_str());
}
if (at_ref_)
controller().gotoBookmark();
at_ref_ = false;
fl_set_object_label(dialog_->button_go, _("Go to reference"));
setEnabled(dialog_->choice_type, true);
setEnabled(dialog_->button_go, true);
fl_set_object_lcol(dialog_->input_ref, FL_BLACK);
} else if (ob == dialog_->button_update ||
ob == dialog_->check_sort ||
ob == dialog_->choice_buffer) {
if (ob == dialog_->button_update ||
ob == dialog_->choice_buffer) {
string const name =
frontStrip(strip(fl_get_choice_text(dialog_->choice_buffer)));
refs_ = controller().getLabelList(name);
}
fl_freeze_form(form());
updateBrowser(refs_);
fl_unfreeze_form(form());
} else if (ob == dialog_->choice_type) {
int const type = fl_get_choice(dialog_->choice_type) - 1;
if (controller().params().getCmdName() ==
InsetRef::getName(type)) {
activate = ButtonPolicy::SMI_NOOP;
}
}
return activate;
}