on.paint
Jump to navigation
Jump to search
Quick Overview
Events are one of the most fundamental things to know about the Nspire Lua language. You can see how events are managed inside the Lua implementation here.
- on.paint(gc) is called when the GUI is painted. 'gc' is the Graphics Context
- on.resize is called when the window is rezised
- on.arrowKey is called when an arrow key from the clickPad/TouchPad is pressed (right, left, up, down)
- on.arrowLeft is called when the left arrow is pressed
- on.arrowRight is called when the right arrow is pressed
- on.arrowUp is called when the up arrow is pressed
- on.arrowDown is called when the down arrow is pressed
- on.enterKey is called when the enter key is pressed.
- on.escapeKey is called when the escape key is pressed.
- on.tabKey is called when the tab key is pressed.
- on.deleteKey is called when the delete key is pressed.
- on.backspaceKey is called when the clear key is pressed.
- on.returnKey is called when the return key is pressed.
- on.contextMenu is called when the combo-key Ctrl Menu is pressed.
- on.backtabKey is called when the combo-key Maj Tab is pressed.
- on.clearKey is called when the combo-key Ctrl Clear is pressed.
- on.help is called when the combo-key Ctrl ? is pressed.
- on.charIn is called when the Nspire detects a non arrow key being pressed.
- on.blink called when focus changes, notably when the widget is blinking when selecting an app on the screen (Ctrl-K)
- on.createMathBox called when there is a MathBox created.
- on.create called when the script gets created. Deprecated in 3.2. See on.contruction.
- on.construction called when the script gets created.
- on.deactivate called when the focus is lost on the page (like launching the document, changing page etc...)
- on.activate called when the focus is on the page (like launching the document, changing page etc...)
- on.destroy is called when the document is about to get closed (or cut)
- on.getFocus is called when the script receives user input focus.
- on.loseFocus is called when the script loses user input focus.
- on.mouseDown is called when we press the left mouse button. X and Y are the pressed point coordinates.
- on.mouseUp is called when we release the left mouse button.
- on.mouseMove is called when the mouse moves
- on.grabDown is called when the grabbing motion is detected (When the user presses and holds the Select key on a device, when the user presses Ctrl + Select on a device, or when the user presses the middle mouse button)
- on.grabUp is called after the grabbing action.
- on.grabMove is called when the cusor is moved while grabbed. Doesn't exist anymore in 3.2+.
- on.rightMouseDown is called when the user pushes the "right click" button
- on.rightMouseUp is called when the user releases the "right click" button
- on.keyboardUp() which fires when the tablet's on-screen keyboard gets shown.
- on.keyboardDown() which fires when the tablet's on-screen keyboard gets hidden.
- on.varChange is called when a monitored variable gets changed.
- on.getSymbolList is called when the script app symbol list is being serialized to the clipboard.
- on.save is called when the script app is saved to the document or copied to the clipboard.
- on.restore is called when the script application is restored from its saved state in a document or when the app is pasted into a document..
- on.cutEnabled is called when the "cut" feature gets enabled.
- on.copyEnabled is called when the "copy" feature gets enabled.
- on.pasteEnabled is called when the "pastes" feature gets enabled.
- on.cut is called when the user cuts something.
- on.copy is called when the user copies something.
- on.paste is called when the user pastes something.
