SftPrintPreview.MouseDown Event
A mouse button is pressed.
Syntax
| VB.NET | Private Sub object_MouseDownEvent(ByVal sender As Object, ByVal e As EventArgumentType) Handles object.MouseDownEvent |
| VB | Private Sub object_MouseDown(ByVal Button As Integer, ByVal Shift As Integer, ByVal X As OLE_XPOS_PIXELS, ByVal Y As OLE_YPOS_PIXELS) |
| C#.NET | void object_MouseDownEvent(object sender, EventArgumentType e); |
| VC++ | void OnMouseDownobject(short Button, short Shift, OLE_XPOS_PIXELS X, OLE_YPOS_PIXELS Y); |
| C | HRESULT OnMouseDownobject(short Button, short Shift, OLE_XPOS_PIXELS X, OLE_YPOS_PIXELS Y); |
object
A SftPrintPreview object.
Button
The button that is pressed during the event (see SftControlButtonConstants). The button argument is a bit field with bits corresponding to the left button, right button and middle button. These bits correspond to the values shown below. Only one of the bits is set, indicating the button that caused the event.
| Button | Value | Description |
|---|
| constSftControlLeftButton | 1 | The left mouse button was pressed. |
| constSftControlRightButton | 2 | The right mouse button was pressed. |
| constSftControlMiddleButton | 4 | The middle mouse button was pressed. |
Shift
The state of the SHIFT, CONTROL and ALT keys during the event (see SftControlKeyConstants). A bit is set if the key is down. The Shift argument is a bit field with bits corresponding to the SHIFT, CONTROL and ALT keys. The Shift variable indicates the state of these keys. Some, all, or none of the bits can be set, indicating which of the keys are pressed.
| Shift | Value | Description |
|---|
| constSftControlShiftMask | 1 | The SHIFT key was pressed. |
| constSftControlCtrlMask | 2 | The CONTROL key was pressed. |
| constSftControlAltMask | 4 | The ALT key was pressed. |
X
The x coordinate of the mouse cursor when the button was pressed.
Y
The y coordinate of the mouse cursor when the button was pressed.
Comments
The MouseDown event occurs when a mouse button is pressed.
The MouseDown event can be used by an application to handle mouse button clicks in combination with keyboard modifiers such as the SHIFT, CONTROL and ALT keys.
The HitTest method can be used to determine where the mouse cursor is located.
See Also SftPrintPreview Object | Object Hierarchy
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