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The Java Developers Almanac 1.4Order this book from Amazon. |
e780. Setting the Selected Items in a JList ComponentList selection events are fired when the following methods are used to change the set of selected items (see e774 Creating a JList Component).// Create a list and get the model String[] items = {"A", "B", "C", "D"}; JList list = new JList(items); // Select the second item int start = 1; int end = 1; list.setSelectionInterval(start, end); // B // Select the first 3 items start = 0; end = 2; list.setSelectionInterval(start, end); // A, B, C // Select all the items start = 0; end = list.getModel().getSize()-1; if (end >= 0) { list.setSelectionInterval(start, end); // A, B, C, D } // Clear all selections list.clearSelection(); // Select the first item start = 0; end = 0; list.setSelectionInterval(start, end); // A // Add another selection - the third item start = 2; end = 2; list.addSelectionInterval(start, end); // A, C // Deselect the first item start = 0; end = 0; list.removeSelectionInterval(start, end); // C // Select a single item boolean scrollIntoView = true; list.setSelectedValue("B", scrollIntoView); // B
e775. Setting the Dimensions of an Item in a JList Component e776. Setting a Tool Tip for an Item in a JList Component e777. Getting the Items in a JList Component e778. Adding and Removing an Item in a JList Component e779. Getting the Selected Items in a JList Component e781. Setting the Selection Mode of a JList Component e782. Arranging Items in a JList Component e783. Detecting Double and Triple Clicks on an Item in a JList Component e784. Listening for Changes to the Selection in a JList Component e785. Listening for Changes to the Items in a JList Component © 2002 Addison-Wesley. |