ede/pekwm/SearchDialog.cc

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//
// SearchDialog.cc for pekwm
// Copyright © 2009 Claes Nästén <me@pekdon.net>
//
// This program is licensed under the GNU GPL.
// See the LICENSE file for more information.
//
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif // HAVE_CONFIG_H
#include "SearchDialog.hh"
#include "Client.hh"
#include "RegexString.hh"
#include <iostream>
#include <list>
using std::cerr;
using std::endl;
using std::list;
using std::wcerr;
/**
* SearchDialog constructor.
*/
SearchDialog::SearchDialog(Theme *theme)
: InputDialog(theme, L"Search"),
_result_menu(0)
{
_type = PWinObj::WO_SEARCH_DIALOG;
// Set up ActionEvent
_ae.action_list.back().setAction(ACTION_GOTO_CLIENT);
// Set up menu for displaying results
_result_menu = new PMenu(_theme, L"", "");
_result_menu->reparent(this, borderLeft(), borderTop() + getTitleHeight() + _text_wo->getHeight());
_result_menu->setLayer(LAYER_DESKTOP); // Ignore when placing
_result_menu->setSticky(STATE_SET);
_result_menu->setBorder(STATE_UNSET);
_result_menu->setTitlebar(STATE_UNSET);
_result_menu->setFocusable(false);
_result_menu->mapWindow();
}
/**
* SearchDialog destructor.
*/
SearchDialog::~SearchDialog(void)
{
delete _result_menu;
}
/**
* Run when INPUT_EXEC is entered in the dialog giving the selected
* Client focus if any.
*/
ActionEvent*
SearchDialog::exec(void)
{
// InputDialog::close() may have overwritten our action.
_ae.action_list.back().setAction(ACTION_GOTO_CLIENT);
PWinObj *wo_ref = 0;
if (_result_menu->getItemCurr()) {
wo_ref = _result_menu->getItemCurr()->getWORef();
}
setWORef(wo_ref);
return &_ae;
}
/**
* Called whenever the buffer has changed. Updates the displayed clients.
*/
void
SearchDialog::bufChanged(void)
{
InputDialog::bufChanged();
findClients(_buf);
}
/**
* Focus next item in result menu.
*/
void
SearchDialog::histNext(void)
{
_result_menu->selectItemRel(1);
}
/**
* Focus previous item in result menu.
*/
void
SearchDialog::histPrev(void)
{
_result_menu->selectItemRel(-1);
}
/**
* Update size making sure result menu fits.
*/
void
SearchDialog::updateSize(void)
{
InputDialog::updateSize();
_result_menu->setMenuWidth(_text_wo->getWidth());
}
/**
* Search list of clients for matching titles.
*
* @param search Regexp to search, case insensitive
* @return Number of matches
*/
uint
SearchDialog::findClients(const std::wstring &search)
{
// Do nothing if search has not changed.
if (_previous_search == search) {
return _result_menu->size();
}
_previous_search = search;
_result_menu->removeAll();
if (search.size() > 0) {
RegexString search_re(L"/" + search + L"/i");
if (! search_re.is_match_ok()) {
return 0;
}
list<Client*> matches;
list<Client*>::iterator it(Client::client_begin());
for (; it != Client::client_end(); ++it) {
if ((*it)->isFocusable() && ! (*it)->isSkip(SKIP_FOCUS_TOGGLE)
&& search_re == (*it)->getTitle()->getReal()) {
matches.push_back(*it);
}
}
for (it = matches.begin(); it != matches.end(); ++it) {
_result_menu->insert((*it)->getTitle()->getVisible(), *it, (*it)->getIcon());
}
}
// Rebuild menu and make room for it
_result_menu->buildMenu();
unsigned int width, height;
getInputSize(width, height);
if (_result_menu->size()) {
resizeChild(_text_wo->getWidth(), height + _result_menu->getHeight());
XRaiseWindow(_dpy, _result_menu->getWindow());
// Render first item as selected, needs to be done after map/raise.
_result_menu->selectItemNum(0);
} else {
resizeChild(_text_wo->getWidth(), height);
XLowerWindow(_dpy, _result_menu->getWindow());
}
return 0;
}
/**
* Unmap window and clear buffer, result menu and window reference.
*/
void
SearchDialog::unmapWindow(void)
{
if (_mapped) {
InputDialog::unmapWindow();
setWORef(0);
bufClear();
// Clear the menu and hide it.
_result_menu->clear();
_previous_search.clear();
XLowerWindow(_dpy, _result_menu->getWindow());
}
}