/*
* This file is part of NixNote
* Copyright 2009 Randy Baumgarte
*
* This file may be licensed under the terms of of the
* GNU General Public License Version 2 (the ``GPL'').
*
* Software distributed under the License is distributed
* on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
* express or implied. See the GPL for the specific language
* governing rights and limitations.
*
* You should have received a copy of the GPL along with this
* program. If not, go to http://www.gnu.org/licenses/gpl.html
* or write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
package cx.fbn.nevernote.dialog;
//**********************************************
//**********************************************
//* This is the dialog box that pops up when
//* a user tries to insert a LaTeX image.
//**********************************************
//**********************************************
import com.trolltech.qt.core.Qt;
import com.trolltech.qt.gui.QDialog;
import com.trolltech.qt.gui.QGridLayout;
import com.trolltech.qt.gui.QIcon;
import com.trolltech.qt.gui.QLabel;
import com.trolltech.qt.gui.QPushButton;
import com.trolltech.qt.gui.QTextEdit;
public class InsertLatexImage extends QDialog {
private boolean okPressed;
private final QTextEdit url;
private final QPushButton ok;
private String latexText;
private final String iconPath = new String("classpath:cx/fbn/nevernote/icons/");
// Constructor
public InsertLatexImage() {
okPressed = false;
setWindowTitle(tr("Insert LaTeX Formula"));
setWindowIcon(new QIcon(iconPath+"link.png"));
QGridLayout grid = new QGridLayout();
QGridLayout input = new QGridLayout();
QGridLayout button = new QGridLayout();
setLayout(grid);
url = new QTextEdit("");
input.addWidget(new QLabel(tr("Formula")), 1,1);
input.addWidget(url, 2, 1);
input.setContentsMargins(10, 10, -10, -10);
grid.addLayout(input, 1,1);
ok = new QPushButton(tr("OK"));
ok.clicked.connect(this, "accept()");
ok.setEnabled(false);
QPushButton cancel = new QPushButton(tr("Cancel"));
cancel.clicked.connect(this, "reject()");
button.addWidget(ok, 1, 1);
button.addWidget(cancel, 1,2);
grid.addLayout(button, 3, 1);
url.textChanged.connect(this, "validateInput()");
setAttribute(Qt.WidgetAttribute.WA_DeleteOnClose);
}
// Set the formula
public void setFormula(String x) {
url.setText(x);
}
// Get the formula
public String getFormula() {
return latexText;
}
// Set the url
public void setUrl(String u) {
url.setText(u);
}
// Check if the OK button was pressed
public boolean okPressed() {
return okPressed;
}
// Check that we have a valid URL
@SuppressWarnings("unused")
private void validateInput() {
ok.setEnabled(true);
if (url.toPlainText().trim().equals(""))
ok.setEnabled(false);
}
@Override
public void accept() {
if (ok.isEnabled()) {
okPressed = true;
latexText = url.toPlainText();
super.accept();
}
}
@Override
public void reject() {
okPressed=false;
super.reject();
}
}