Folklore has it that the identifier also serves as a loading priority, with a lower ID meaning a higher priority. This is not completely true. Current implementations start loading lower IDs first, but at most, this is implementation-specific functionality for the JDK. Furthermore, although an ...
The meaning of the opaque property is often misunderstood. Sometimes it is taken to mean, "Make the component's background transparent." However, this is not Swing's strict interpretation of opacity. Some components, such as a pushbutton, may set the opaque property to false in order to gi...
Event Type (Event.id) Event Meaning SCROLL_ABSOLUTE User drags slider. SCROLL_LINE_DOWN User presses down arrow. SCROLL_LINE_UP User presses up arrow. SCROLL_PAGE_DOWN User selects down paging area. SCROLL_PAGE_UP User selects up paging area....
or java peer to glue system calls implemented by JNI. However, AWT put these code in native peers, which complicates the situation. I think SWT's method is more clever.
Gets the accessible name of this object. This should almost never returnjava.awt.Component.getName(), as that generally isn't a localized name, and doesn't have meaning for the user. If the object is fundamentally a text object (e.g. a menu item), the accessible name should be the ...
Resolution is in pixels per inch, like 72 or 240, and it ONLY has meaning when displaying things to a physical scale such as printing on paper. The resolution can be anything and still display properly with most software because almost all software goes by the image dimensions in pixels, ...
You can set the value of gridx or gridy to an integer to bypass the default sequential placement. Note that GridBagConstraints.NONE and GridBagConstraints.REMAINDER have no meaning in this context. If you add the following gridx and gridy settings to the code for the OK and Cancel buttons...
CS 11 java track: lecture 4 This week: arrays interfaces listener classes inner classes GUI callbacks. Java GUI’s are event driven, meaning they generate events when the user interacts with the program. Typical events are moving the mouse, clicking a mouse. ...
mechanism is the same for both heavyweight and lightweight components. This means that a program should place the component's rendering code inside a particular overridden method, and the toolkit will invoke this method when it's time to paint. The method to be overridden is injava.awt....
* colors. See palette interpretation for meaning of the palette entries. If the grid coverage * has no color palette, {@code null} will be returned. * * @return The color palette associated with the sample dimension. * @see #getPaletteInterpretation * @see #getColorInterpretation * @see In...