GdPicture.NET.14~GdPicture14.GdViewer~MouseWheelMode - MouseWheelMode Property (GdViewer) -

MouseWheelMode Property (GdViewer)

In This Topic

Gets or sets the mouse wheel mode, that is how the mouse wheel is used to manipulate with the displayed document.

Be aware, that you need to enable the GdViewer.EnableMouseWheel property to properly apply the mouse wheel mode.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Property MouseWheelMode As ViewerMouseWheelMode

public ViewerMouseWheelMode MouseWheelMode {get; set;}

public read-write property MouseWheelMode: ViewerMouseWheelMode;

public function get,set MouseWheelMode : ViewerMouseWheelMode

public: __property ViewerMouseWheelMode get_MouseWheelMode();
public: __property void set_MouseWheelMode( 
   ViewerMouseWheelMode value
);

public:
property ViewerMouseWheelMode MouseWheelMode {
   ViewerMouseWheelMode get();
   void set (    ViewerMouseWheelMode value);
}

Property Value

The default value is ViewerMouseWheelMode.MouseWheelModeZoom.

Remarks

Please ensure that you have enabled the GdViewer.EnableMouseWheel property to properly utilize the mouse wheel mode.

Example

How to change some properties for controlling the mouse behaviour.

VB.NET
C#

'We assume that the GdViewer1 control has been properly integrated.
            
GdViewer1.MouseMode = ViewerMouseMode.MouseModeAreaZooming
GdViewer1.MouseButtonForMouseMode = MouseButton.MouseButtonRight
            
GdViewer1.EnableMouseWheel = True
GdViewer1.MouseWheelMode = ViewerMouseWheelMode.MouseWheelModeZoom

//We assume that the GdViewer1 control has been properly integrated.
            
GdViewer1.MouseMode = ViewerMouseMode.MouseModeAreaZooming;
GdViewer1.MouseButtonForMouseMode = MouseButton.MouseButtonRight;
            
GdViewer1.EnableMouseWheel = true;
GdViewer1.MouseWheelMode = ViewerMouseWheelMode.MouseWheelModeZoom;

Reference

GdViewer Class
GdViewer Members
EnableMouseWheel Property
MouseMode Property
MouseButtonForMouseMode Property