Mouse

Set and customize mouse controls.

To open this dialog, select Options from the Preferences menu, and then click Mouse on the tree.


Figure 1. Mouse Options
From the drop-down menus on the Mouse tab, you can assign the following actions to the left button, , middle button, , right button, , and the mouse wheel .
None Does not assign any features to the mouse button.
Arc ball Rotates the graphic using the center of the window as the center point of rotation. The graphic rotates as the cursor is dragged and stops rotating when the cursor is at rest. When Arc Ball is assigned to a mouse control, a small white square appears in the center of the window. The cursor is displayed as .
Circle Zoom Magnifies a selected section of the graphic. The cursor is displayed as .
Context Menu Displays the context menu in the modeling window for frequently accessed functionality. You can add you own context menus by configuring the Preference file. See the *BeginContextMenu() topic for additional details.
Deselect Deselects an entity.
M select  
Mouse Settings Displays the Set Mouse Controls dialog.
Pick center Repositions the graphic in relation to the center of the screen. When Pick Center is assigned to a mouse control, a small white square appears in the center of the window. The cursor is displayed as .
Select Selects an entity.
Targeted zoom  
Translate Enables you to reposition the graphic on the screen by dragging the mouse. The cursor is displayed as .
Tumble Dynamically spins the graphic using the center of the window as the center point of rotation. The graphic continues to tumble as long as the mouse button and the assigned controls are pressed. When Tumble is assigned, a small white square appears in the center of the window. The cursor is displayed as .
Vertical zoom Scales the graphic in relation to the vertical position of the pointer on the screen. The cursor is displayed as .
Wheel Scroll wheel of the mouse. Used in combination with the Ctrl key on the keyboard, or for depth zooming with the Selector/Show/Hide/Isolate browser modes.
Window add pt Adds a point to define a window. After defining a window, click inside or outside of the window to select entities.
Window del pt Deletes a point from a defined window.
Window clear Removes a window drawn on the model.

On the left side of the dialog box, None, Ctrl, Shift, and Ctrl + Shift are listed. If you select a function from the drop-down menu next to None, that function is enabled when you press the mouse button. If you select a function from the drop-down menu next to Ctrl, that function is enabled when you press the mouse button and the Ctrl key on the keyboard. Similarly, when you select a function from the drop-down menus next to Shift or Ctrl + Shift, those functions are enabled when you press the mouse button and the Shift key or the mouse button and the Ctrl + Shift keys simultaneously.

Pick Tolerance specifies the maximum distance, in pixels, that the cursor can be from a graphical entity in order to select it. When the pick tolerance is increased, it is easier to pick an entity.

Click Default to assign the default mouse control settings.