An FXRuler widget can be placed alongside a
document to measure position and size of entities within the document.
Events
The following messages are sent by FXRuler to
its target:
| SEL_LEFTBUTTONPRESS: | sent when the left mouse button goes down; the message data is an FXEvent instance.
|
| SEL_LEFTBUTTONRELEASE: | sent when the left mouse button goes up; the message data is an FXEvent instance.
|
Ruler options
| RULER_NORMAL: | Default appearance (default)
|
| RULER_HORIZONTAL: | Ruler is horizontal (default)
|
| RULER_VERTICAL: | Ruler is vertical
|
| RULER_TICKS_OFF: | Tick marks off (default)
|
| RULER_TICKS_TOP: | Ticks on the top (if horizontal)
|
| RULER_TICKS_BOTTOM: | Ticks on the bottom (if horizontal)
|
| RULER_TICKS_LEFT: | Ticks on the left (if vertical)
|
| RULER_TICKS_RIGHT: | Ticks on the right (if vertical)
|
| RULER_TICKS_CENTER: | Tickmarks centered
|
| RULER_NUMBERS: | Show numbers
|
| RULER_ARROW: | Draw small arrow for cursor position
|
| RULER_MARKERS: | Draw markers for indentation settings
|
| RULER_METRIC: | Metric subdivision (default)
|
| RULER_ENGLISH: | English subdivision
|
Message identifiers: