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java.lang.Objectorg.gnu.glib.Struct
org.gnu.glib.GObject
org.gnu.gtk.GtkObject
org.gnu.gtk.Widget
org.gnu.gtk.Container
org.gnu.gtk.Bin
org.gnu.gtk.Button
public class Button
A widget that creates a signal when clicked on. This is generally used to attach a function to that is called when the button is pressed.
The gtk.Button widget can hold any valid child widget. That is it can hold most any other standard gtk.Widget. The most commonly used child is the gtk.Label.
Constructor Summary | |
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Button()
Creates a new Button widget |
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Button(GtkStockItem stockItem)
Constructs a button using a stock item. |
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Button(org.gnu.glib.Handle handle)
Construct a button using a handle to a native resource. |
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Button(java.lang.String stockItem)
Constructs a button using a String that represents a stock item. |
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Button(java.lang.String label,
boolean hasMnemonic)
Creates a button widget with a gtk.Label child containing the given text. |
Method Summary | |
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void |
addListener(ButtonListener listener)
Register an object to handle button events. |
void |
click()
Sends a clicked signal to the button. |
void |
enter()
Sends an enter signal to the button. |
static Button |
getButton(org.gnu.glib.Handle handle)
Construct a button using a handle to a native resource. |
java.lang.Class |
getEventListenerClass(java.lang.String signal)
|
EventType |
getEventType(java.lang.String signal)
|
boolean |
getFocusOnClick()
|
Widget |
getImage()
|
java.lang.String |
getLabel()
Returns the label which is being used on the button. |
ReliefStyle |
getRelief()
Returns the current relief style of the button |
static Type |
getType()
Retrieve the runtime type used by the GLib library. |
boolean |
getUseStock()
Returns true if this button is using stock items |
boolean |
getUseUnderline()
Returns whether an embedded underline in the button label indicates a mnemonic. |
double |
getXAlignment()
|
double |
getYAlignment()
|
void |
leave()
Sends a leave signal to the button. |
void |
press()
Sends a pressed signal to the button. |
void |
release()
Sends a released signal to the button. |
void |
removeListener(ButtonListener listener)
Removes a listener |
void |
setAlignment(double xalign,
double yalign)
|
void |
setFocusOnClick(boolean focusOnClick)
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void |
setImage(Widget image)
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void |
setLabel(java.lang.String newLabel)
Sets the text of the label of the button to newLabel. |
void |
setRelief(ReliefStyle newRelief)
Sets the relief style of the edges of the Button widget. |
void |
setUseStock(boolean useStock)
Setting this will true will make the widget try to interpret the label as a stock item. |
void |
setUseUnderline(boolean useUnderLine)
If true, an underline in the text of the button label indicates the next character should be used for the mnemonic accelerator key. |
Methods inherited from class org.gnu.gtk.Bin |
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getChild |
Methods inherited from class org.gnu.gtk.Container |
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add, addListener, getBooleanChildProperty, getBorderWidth, getChildProperty, getChildren, getIntChildProperty, getResizeMode, remove, removeListener, resizeChildren, setBooleanChildProperty, setBorderWidth, setChildProperty, setIntChildProperty, setResizeMode |
Methods inherited from class org.gnu.gtk.GtkObject |
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destroy, sink |
Methods inherited from class org.gnu.glib.Struct |
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equals, getHandle, getNullHandle, hashCode |
Methods inherited from class java.lang.Object |
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getClass, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Button()
public Button(java.lang.String label, boolean hasMnemonic)
If hasMnemonic
is true, the label will be interpreted as
containing Mnemonic characters (keyboard accelerators). If
characters in label are proceeded by an underscore character, they will
be underlined. The first underlined character will be taken as the
mnemonic - pressing Alt
and that character will activate
the button.
label
- Text to appear on the buttonhasMnemonic
- See above descriptionpublic Button(GtkStockItem stockItem)
Button myButton = new Button( new StockItem( StockItem.NO );
)
stockItem
- A gtk stock itemGtkStockItem
public Button(java.lang.String stockItem)
Button myButton = new Button( StockItem.NO;
)
stockItem
- A String representing a stock itemGtkStockItem
public Button(org.gnu.glib.Handle handle)
Method Detail |
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public static Button getButton(org.gnu.glib.Handle handle)
public void press()
public void release()
public void click()
public void enter()
public void leave()
public void setRelief(ReliefStyle newRelief)
public ReliefStyle getRelief()
public void setLabel(java.lang.String newLabel)
public java.lang.String getLabel()
public void setUseUnderline(boolean useUnderLine)
public boolean getUseUnderline()
public void setUseStock(boolean useStock)
Stock items are standard icons and strings. These are included in Gtk themes, so that the appearance of all applications follows their theme. The use of stock items is highly recommended.
useStock
- true if this button should use stock itemspublic boolean getUseStock()
public void setFocusOnClick(boolean focusOnClick)
public boolean getFocusOnClick()
public void setAlignment(double xalign, double yalign)
public double getXAlignment()
public double getYAlignment()
public void setImage(Widget image)
public Widget getImage()
public void addListener(ButtonListener listener)
ButtonListener
public void removeListener(ButtonListener listener)
addListener(ButtonListener)
public java.lang.Class getEventListenerClass(java.lang.String signal)
getEventListenerClass
in class Container
public EventType getEventType(java.lang.String signal)
getEventType
in class Container
public static Type getType()
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