private void NumberMinus10ActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_NumberMinus10ActionPerformed
int temp = Integer.parseInt(NumberField.getText()) - 10;
if (temp < 0) {
temp = 0;
}
NumberField.setText(String.valueOf(temp));
} // GEN-LAST:event_NumberMinus10ActionPerformed
private void NumberPlusTenActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_NumberPlusTenActionPerformed
int temp = Integer.parseInt(NumberField.getText()) + 10;
if (temp < 0) {
temp = 0;
}
NumberField.setText(String.valueOf(temp)); // TODO add your handling code here:
} // GEN-LAST:event_NumberPlusTenActionPerformed
private void BackspaceButtonActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_BackspaceButtonActionPerformed
if (NumberField.getCaretPosition()
!= 0) { // only do something if the caret is not the at the beginning
int tmpcaretpos = NumberField.getCaretPosition();
NumberField.setText(
NumberField.getText().substring(0, NumberField.getCaretPosition() - 1)
+ NumberField.getText()
.substring(NumberField.getCaretPosition(), NumberField.getText().length()));
NumberField.setCaretPosition(tmpcaretpos - 1);
}
} // GEN-LAST:event_BackspaceButtonActionPerformed
private void DelButtonActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_DelButtonActionPerformed
if (NumberField.getCaretPosition()
!= NumberField.getText().length()) { // only do something if the caret is not the at the end
int tmpcaretpos = NumberField.getCaretPosition();
NumberField.setText(
NumberField.getText().substring(0, NumberField.getCaretPosition())
+ NumberField.getText()
.substring(NumberField.getCaretPosition() + 1, NumberField.getText().length()));
NumberField.setCaretPosition(tmpcaretpos);
}
} // GEN-LAST:event_DelButtonActionPerformed
void AppendCharacter(String character) {
int tmpcaretpos =
NumberField
.getCaretPosition(); // save positon of the caret so we can use it again after replacing
// the string
NumberField.setText(
NumberField.getText().substring(0, NumberField.getCaretPosition())
+ character
+ NumberField.getText()
.substring(NumberField.getCaretPosition(), NumberField.getText().length()));
NumberField.setCaretPosition(tmpcaretpos + 1); // use the save caret position again
NumberField.getCaret().setVisible(true);
}
private void NumberClearActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_NumberClearActionPerformed
NumberField.setText("");
} // GEN-LAST:event_NumberClearActionPerformed
