本文整理匯總了Java中javax.swing.JComboBox.removeItem方法的典型用法代碼示例。如果您正苦於以下問題：Java JComboBox.removeItem方法的具體用法？Java JComboBox.removeItem怎麽用？Java JComboBox.removeItem使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類javax.swing.JComboBox的用法示例。
在下文中一共展示了JComboBox.removeItem方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: addQueryHistory
import javax.swing.JComboBox; //導入方法依賴的package包/類
/**
* Add the query to the history
*/
private void addQueryHistory(String queryString) {
JComboBox<String> query = getQueryField();
query.removeItem(queryString);
query.insertItemAt(queryString, 0);
query.setSelectedIndex(0);
while (query.getItemCount() > MAX_HISTORY) {
query.removeItemAt(MAX_HISTORY);
}
// store the history
StringBuilder sb = new StringBuilder();
for (int i = 0; i < query.getItemCount(); i++) {
if (i > 0) {
sb.append("\n");
}
sb.append(query.getItemAt(i));
}
PREFS.put("queryHistory", sb.toString());
}
示例2: actionPerformed
import javax.swing.JComboBox; //導入方法依賴的package包/類
public void actionPerformed(ActionEvent e) {
JComboBox<Database> databasesCombo = getSelectedDatabaseViewer().getCombo();
JCheckBox dropOnDbmsCheckBox = new JCheckBox("Drop database on DBMS too", true);
// There must be at least one database
if (databasesCombo.getItemCount() > 1) {
Database databaseToRemove = (Database)
getSelectedDatabaseViewer().getCombo().getSelectedItem();
String message = "Are you sure you want to drop the database '" +
databaseToRemove.getName() + "'?\n\n";
Object[] params = { message, dropOnDbmsCheckBox };
// Confirm deletion
int dialogResult = JOptionPane.showConfirmDialog (null,
params,
"Confirm Deletion",
JOptionPane.YES_NO_OPTION);
if(dialogResult == JOptionPane.YES_OPTION){
databasesCombo.removeItem((Database) databaseToRemove);
System.out.println("> Database '" + databaseToRemove.getName() + "' was dropped.");
// Drop it from DBMS?
if (dropOnDbmsCheckBox.isSelected()) {
try {
// Switch to an existing database
String existingDatabaseName = getSelectedDatabaseViewer()
.getSelectedDatabase().getName();
getSelectedDatabaseViewer().getSelectedDatabase().getDbmsDriver()
.switchDatabase(existingDatabaseName);
getSelectedDatabaseViewer().getSelectedDatabase().getDbmsDriver()
.dropDatabase(databaseToRemove.getName());
} catch (SQLException e1) {
e1.printStackTrace();
}
}
}
}
else {
JOptionPane.showMessageDialog(DatabaseViewer.this.getParent(),
"There must be at least one database.",
"Warning",
JOptionPane.INFORMATION_MESSAGE);
}
}