SWING MouseEvent事件類
此事件表明在一個組件中發生鼠標動作。這種低層次的事件所產生的一個組件對象的鼠標事件和鼠標移動事件。
按下鼠標按鈕
釋放鼠標按鈕
點擊鼠標按鈕（按下並釋放）
鼠標光標進入視野開闊的一部分組件的幾何
遮掩部分組件的幾何形狀的鼠標光標退出
鼠標指針移動
拖動鼠標
類聲明
以下是java.awt.event.MouseEvent類的聲明：
public class MouseEvent extends InputEvent
字段域
以下是java.awt.event.MouseEvent類字段：
static int BUTTON1 --Indicates mouse button #1; used by getButton()
static int BUTTON2 --Indicates mouse button #2; used by getButton()
static int BUTTON3 --Indicates mouse button #3; used by getButton()
static int MOUSE_CLICKED --The "mouse clicked" event
static int MOUSE_DRAGGED --The "mouse dragged" event
static int MOUSE_ENTERED --The "mouse entered" event
static int MOUSE_EXITED --The "mouse exited" event
static int MOUSE_FIRST --The first number in the range of ids used for mouse events
static int MOUSE_LAST -- The last number in the range of ids used for mouse events
static int MOUSE_MOVED --The "mouse moved" event
static int MOUSE_PRESSED -- The "mouse pressed" event
static int MOUSE_RELEASED --The "mouse released" event
static int MOUSE_WHEEL --The "mouse wheel" event
static int NOBUTTON --Indicates no mouse buttons; used by getButton()
static int VK_WINDOWS --Constant for the Microsoft Windows "Windows" key.
類構造函數
S.N.
構造函數 & 描述
1
MouseEvent(Component source, int id, long when, int modifiers, int x, int y, int clickCount, boolean popupTrigger)
Constructs a MouseEvent object with the specified source component, type, modifiers, coordinates, and click count.
2
MouseEvent(Component source, int id, long when, int modifiers, int x, int y, int clickCount, boolean popupTrigger, int button)
Constructs a MouseEvent object with the specified source component, type, modifiers, coordinates, and click count.
3
MouseEvent(Component source, int id, long when, int modifiers, int x, int y, int xAbs, int yAbs, int clickCount, boolean popupTrigger, int button)
Constructs a MouseEvent object with the specified source component, type, modifiers, coordinates, absolute coordinates, and click count.
類方法
S.N.
方法 & 描述
1
int getButton()
Returns which, if any, of the mouse buttons has changed state.
2
int getClickCount()
Returns the number of mouse clicks associated with this event.
3
Point getLocationOnScreen()
Returns the absolute x, y position of the event.
4
static String getMouseModifiersText(int modifiers)
Returns a String describing the modifier keys and mouse buttons that were down during the event, such as "Shift", or "Ctrl+Shift".
5
Point getPoint()
Returns the x,y position of the event relative to the source component.
6
int getX()
Returns the horizontal x position of the event relative to the source component.
7
int getXOnScreen()
Returns the absolute horizontal x position of the event.
8
int getY()
Returns the vertical y position of the event relative to the source component.
9
int getYOnScreen()
Returns the absolute vertical y position of the event.
10
boolean isPopupTrigger() Returns whether or not this mouse event is the popup menu trigger event for the platform.
11
String paramString()
Returns a parameter string identifying this event.
12
void translatePoint(int x, int y)
Translates the event's coordinates to a new position by adding specified x (horizontal) and y (vertical) offsets.
方法繼承
這個類從以下類繼承的方法：
java.awt.event.InputEvent
java.awt.event.ComponentEvent
java.awt.AWTEvent
java.util.EventObject
java.lang.Object