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<TITLE>Determining When a Frame or Window Is Iconized or Maximized (Java Developers Almanac Example)
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<h3>e569. Determining When a Frame or Window Is Iconized or Maximized</h3>
<pre> // Create the frame
Frame frame = new Frame();
// Create a listener
WindowStateListener listener = new WindowAdapter() {
public void windowStateChanged(WindowEvent evt) {
int oldState = evt.getOldState();
int newState = evt.getNewState();
if ((oldState & Frame.ICONIFIED) == 0
&& (newState & Frame.ICONIFIED) != 0) {
// Frame was iconized
} else if ((oldState & Frame.ICONIFIED) != 0
&& (newState & Frame.ICONIFIED) == 0) {
// Frame was deiconized
}
if ((oldState & Frame.MAXIMIZED_BOTH) == 0
&& (newState & Frame.MAXIMIZED_BOTH) != 0) {
// Frame was maximized
} else if ((oldState & Frame.MAXIMIZED_BOTH) != 0
&& (newState & Frame.MAXIMIZED_BOTH) == 0) {
// Frame was minimized
}
}
};
// Register the listener with the frame
frame.addWindowStateListener(listener);
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<b>Related Examples</b></font></td>
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e559. <a class="eglink" href="frame_CreateFrame.html?l=rel">
Creating a Frame
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e560. <a class="eglink" href="frame_FrameIcon.html?l=rel">
Setting the Icon for a Frame
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e561. <a class="eglink" href="frame_NoResizeFrame.html?l=rel">
Making a Frame Non-Resizable
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e562. <a class="eglink" href="frame_FrameNoDecor.html?l=rel">
Removing the Title Bar of a Frame
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e563. <a class="eglink" href="frame_FrameMax.html?l=rel">
Setting the Bounds for a Maximized Frame
</a>
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e564. <a class="eglink" href="frame_FrameIconify.html?l=rel">
Iconifying and Maximizing a Frame
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e565. <a class="eglink" href="frame_CloseHide.html?l=rel">
Hiding a Frame When Its Close Button Is Clicked
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e566. <a class="eglink" href="frame_CloseExit.html?l=rel">
Exiting an Application When a Frame Is Closed
</a>
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e567. <a class="eglink" href="frame_FrameGet.html?l=rel">
Getting All Created Frames in an Application
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e568. <a class="eglink" href="frame_FrameCls.html?l=rel">
Determining When a Frame or Window Is Opened or Closed
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See also:
<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Colors">
Colors
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Components">
Components
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Containers">
Containers
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Cursors">
Cursors
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Drawing">
Drawing
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Events">
Events
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Focus">
Focus
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#GridBagLayout">
GridBagLayout
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Images">
Images
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Shapes">
Shapes
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Simulating%20Events">
Simulating Events
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#Text">
Text
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<a class="eglink" href="/egs/java.awt/pkg.html?l=rel#The%20Screen">
The Screen
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