mirror of
https://github.com/Insality/druid
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315 lines
7.0 KiB
Markdown
315 lines
7.0 KiB
Markdown
# druid.input API
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> at /druid/extended/input.lua
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The component used for managing input fields in basic way
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## Functions
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- [init](#init)
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- [on_focus_lost](#on_focus_lost)
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- [on_input_interrupt](#on_input_interrupt)
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- [get_text_selected](#get_text_selected)
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- [get_text_selected_replaced](#get_text_selected_replaced)
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- [set_text](#set_text)
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- [select](#select)
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- [unselect](#unselect)
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- [get_text](#get_text)
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- [set_max_length](#set_max_length)
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- [set_allowed_characters](#set_allowed_characters)
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- [reset_changes](#reset_changes)
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- [select_cursor](#select_cursor)
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- [move_selection](#move_selection)
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## Fields
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- [on_input_select](#on_input_select)
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- [on_input_unselect](#on_input_unselect)
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- [on_input_text](#on_input_text)
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- [on_input_empty](#on_input_empty)
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- [on_input_full](#on_input_full)
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- [on_input_wrong](#on_input_wrong)
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- [on_select_cursor_change](#on_select_cursor_change)
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- [style](#style)
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- [text](#text)
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- [ALLOWED_ACTIONS](#ALLOWED_ACTIONS)
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- [druid](#druid)
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- [is_selected](#is_selected)
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- [value](#value)
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- [previous_value](#previous_value)
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- [current_value](#current_value)
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- [marked_value](#marked_value)
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- [is_empty](#is_empty)
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- [text_width](#text_width)
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- [market_text_width](#market_text_width)
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- [total_width](#total_width)
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- [cursor_index](#cursor_index)
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- [start_index](#start_index)
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- [end_index](#end_index)
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- [max_length](#max_length)
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- [allowed_characters](#allowed_characters)
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- [keyboard_type](#keyboard_type)
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- [button](#button)
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- [marked_text_width](#marked_text_width)
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### init
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---
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```lua
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input:init(click_node, text_node, [keyboard_type])
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```
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- **Parameters:**
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- `click_node` *(node)*: Node to enabled input component
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- `text_node` *(druid.text|node)*: Text node what will be changed on user input. You can pass text component instead of text node name Text
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- `[keyboard_type]` *(number|nil)*: Gui keyboard type for input field
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### on_focus_lost
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---
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```lua
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input:on_focus_lost()
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```
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### on_input_interrupt
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---
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```lua
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input:on_input_interrupt()
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```
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### get_text_selected
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---
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```lua
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input:get_text_selected()
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```
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- **Returns:**
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- `` *(string|unknown)*:
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### get_text_selected_replaced
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---
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```lua
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input:get_text_selected_replaced(text)
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```
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Replace selected text with new text
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- **Parameters:**
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- `text` *(string)*: The text to replace selected text
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- **Returns:**
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- `new_text` *(string)*: New input text
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### set_text
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---
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```lua
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input:set_text(input_text)
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```
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Set text for input field
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- **Parameters:**
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- `input_text` *(string)*: The string to apply for input field
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### select
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---
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```lua
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input:select()
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```
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Select input field. It will show the keyboard and trigger on_select events
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### unselect
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---
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```lua
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input:unselect()
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```
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Remove selection from input. It will hide the keyboard and trigger on_unselect events
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### get_text
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---
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```lua
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input:get_text()
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```
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Return current input field text
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- **Returns:**
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- `text` *(string)*: The current input field text
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### set_max_length
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---
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```lua
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input:set_max_length(max_length)
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```
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Set maximum length for input field.
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Pass nil to make input field unliminted (by default)
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- **Parameters:**
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- `max_length` *(number)*: Maximum length for input text field
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- **Returns:**
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- `self` *(druid.input)*: Current input instance
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### set_allowed_characters
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---
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```lua
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input:set_allowed_characters(characters)
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```
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Set allowed charaters for input field.
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See: https://defold.com/ref/stable/string/
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ex: [%a%d] for alpha and numeric
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- **Parameters:**
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- `characters` *(string)*: Regulax exp. for validate user input
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- **Returns:**
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- `self` *(druid.input)*: Current input instance
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### reset_changes
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---
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```lua
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input:reset_changes()
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```
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Reset current input selection and return previous value
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- **Returns:**
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- `self` *(druid.input)*: Current input instance
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### select_cursor
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---
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```lua
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input:select_cursor([cursor_index], [start_index], [end_index])
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```
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Set cursor position in input field
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- **Parameters:**
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- `[cursor_index]` *(number|nil)*: Cursor index for cursor position, if nil - will be set to the end of the text
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- `[start_index]` *(number|nil)*: Start index for cursor position, if nil - will be set to the end of the text
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- `[end_index]` *(number|nil)*: End index for cursor position, if nil - will be set to the start_index
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- **Returns:**
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- `self` *(druid.input)*: Current input instance
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### move_selection
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---
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```lua
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input:move_selection(delta, is_add_to_selection, is_move_to_end)
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```
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Change cursor position by delta
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- **Parameters:**
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- `delta` *(number)*: side for cursor position, -1 for left, 1 for right
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- `is_add_to_selection` *(boolean)*: (Shift key)
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- `is_move_to_end` *(boolean)*: (Ctrl key)
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- **Returns:**
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- `self` *(druid.input)*: Current input instance
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## Fields
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<a name="on_input_select"></a>
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- **on_input_select** (_event_): fun(self: druid.input, input: druid.input) The event triggered when the input field is selected
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<a name="on_input_unselect"></a>
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- **on_input_unselect** (_event_): fun(self: druid.input, text: string, input: druid.input) The event triggered when the input field is unselected
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<a name="on_input_text"></a>
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- **on_input_text** (_event_): fun(self: druid.input) The event triggered when the input field is changed
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<a name="on_input_empty"></a>
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- **on_input_empty** (_event_): fun(self: druid.input) The event triggered when the input field is empty
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<a name="on_input_full"></a>
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- **on_input_full** (_event_): fun(self: druid.input) The event triggered when the input field is full
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<a name="on_input_wrong"></a>
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- **on_input_wrong** (_event_): fun(self: druid.input) The event triggered when the input field is wrong
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<a name="on_select_cursor_change"></a>
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- **on_select_cursor_change** (_event_): fun(self: druid.input, cursor_index: number, start_index: number, end_index: number) The event triggered when the cursor index is changed
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<a name="style"></a>
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- **style** (_druid.input.style_): The style of the input component
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<a name="text"></a>
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- **text** (_druid.text_): The text component
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<a name="ALLOWED_ACTIONS"></a>
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- **ALLOWED_ACTIONS** (_table_)
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<a name="druid"></a>
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- **druid** (_druid.instance_): The Druid Factory used to create components
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<a name="is_selected"></a>
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- **is_selected** (_boolean_)
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<a name="value"></a>
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- **value** (_unknown_)
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<a name="previous_value"></a>
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- **previous_value** (_unknown_)
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<a name="current_value"></a>
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- **current_value** (_unknown_)
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<a name="marked_value"></a>
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- **marked_value** (_string_)
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<a name="is_empty"></a>
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- **is_empty** (_boolean_)
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<a name="text_width"></a>
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- **text_width** (_integer_)
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<a name="market_text_width"></a>
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- **market_text_width** (_integer_)
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<a name="total_width"></a>
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- **total_width** (_integer_)
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<a name="cursor_index"></a>
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- **cursor_index** (_integer_)
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<a name="start_index"></a>
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- **start_index** (_number_)
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<a name="end_index"></a>
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- **end_index** (_number_)
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<a name="max_length"></a>
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- **max_length** (_nil_)
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<a name="allowed_characters"></a>
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- **allowed_characters** (_nil_)
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<a name="keyboard_type"></a>
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- **keyboard_type** (_number_)
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<a name="button"></a>
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- **button** (_druid.button_): Druid component to make clickable node with various interaction callbacks
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<a name="marked_text_width"></a>
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- **marked_text_width** (_number_)
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