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/**
* @license
* Copyright 2012 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @fileoverview Text blocks for Blockly.
* @author [email protected] (Neil Fraser)
*/
'use strict';
goog.provide('Blockly.Blocks.texts'); // Deprecated
goog.provide('Blockly.Constants.Text');
goog.require('Blockly');
goog.require('Blockly.Blocks');
goog.require('Blockly.FieldDropdown');
goog.require('Blockly.FieldImage');
goog.require('Blockly.FieldMultilineInput');
goog.require('Blockly.FieldTextInput');
goog.require('Blockly.FieldVariable');
goog.require('Blockly.Mutator');
/**
* Unused constant for the common HSV hue for all blocks in this category.
* @deprecated Use Blockly.Msg['TEXTS_HUE']. (2018 April 5)
*/
Blockly.Constants.Text.HUE = 160;
Blockly.defineBlocksWithJsonArray([ // BEGIN JSON EXTRACT
// Block for text value
{
"type": "text",
"message0": "%1",
"args0": [{
"type": "field_input",
"name": "TEXT",
"text": ""
}],
"output": "String",
"style": "text_blocks",
"helpUrl": "%{BKY_TEXT_TEXT_HELPURL}",
"tooltip": "%{BKY_TEXT_TEXT_TOOLTIP}",
"extensions": [
"text_quotes",
"parent_tooltip_when_inline"
]
},
{
"type": "text_multiline",
"message0": "%1 %2",
"args0": [{
"type": "field_image",
"src": 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAARCAYAAADpP' +
'U2iAAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAAdhgAAHYYBXaITgQAAABh0RVh0' +
'U29mdHdhcmUAcGFpbnQubmV0IDQuMS42/U4J6AAAAP1JREFUOE+Vks0KQUEYhjm' +
'RIja4ABtZ2dm5A3t3Ia6AUm7CylYuQRaUhZSlLZJiQbFAyRnPN33y01HOW08z88' +
'73zpwzM4F3GWOCruvGIE4/rLaV+Nq1hVGMBqzhqlxgCys4wJA65xnogMHsQ5luj' +
'nYHTejBBCK2mE4abjCgMGhNxHgDFWjDSG07kdfVa2pZMf4ZyMAdWmpZMfYOsLiD' +
'MYMjlMB+K613QISRhTnITnsYg5yUd0DETmEoMlkFOeIT/A58iyK5E18BuTBfgYX' +
'fwNJv4P9/oEBerLylOnRhygmGdPpTTBZAPkde61lbQe4moWUvYUZYLfUNftIY4z' +
'wA5X2Z9AYnQrEAAAAASUVORK5CYII=',
"width": 12,
"height": 17,
"alt": '\u00B6'
},{
"type": "field_multilinetext",
"name": "TEXT",
"text": ""
}],
"output": "String",
"style": "text_blocks",
"helpUrl": "%{BKY_TEXT_TEXT_HELPURL}",
"tooltip": "%{BKY_TEXT_TEXT_TOOLTIP}",
"extensions": [
"parent_tooltip_when_inline"
]
},
{
"type": "text_join",
"message0": "",
"output": "String",
"style": "text_blocks",
"helpUrl": "%{BKY_TEXT_JOIN_HELPURL}",
"tooltip": "%{BKY_TEXT_JOIN_TOOLTIP}",
"mutator": "text_join_mutator"
},
{
"type": "text_create_join_container",
"message0": "%{BKY_TEXT_CREATE_JOIN_TITLE_JOIN} %1 %2",
"args0": [{
"type": "input_dummy"
},
{
"type": "input_statement",
"name": "STACK"
}],
"style": "text_blocks",
"tooltip": "%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",
"enableContextMenu": false
},
{
"type": "text_create_join_item",
"message0": "%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",
"previousStatement": null,
"nextStatement": null,
"style": "text_blocks",
"tooltip": "%{BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",
"enableContextMenu": false
},
{
"type": "text_append",
"message0": "%{BKY_TEXT_APPEND_TITLE}",
"args0": [{
"type": "field_variable",
"name": "VAR",
"variable": "%{BKY_TEXT_APPEND_VARIABLE}"
},
{
"type": "input_value",
"name": "TEXT"
}],
"previousStatement": null,
"nextStatement": null,
"style": "text_blocks",
"extensions": [
"text_append_tooltip"
]
},
{
"type": "text_length",
"message0": "%{BKY_TEXT_LENGTH_TITLE}",
"args0": [
{
"type": "input_value",
"name": "VALUE",
"check": ['String', 'Array']
}
],
"output": 'Number',
"style": "text_blocks",
"tooltip": "%{BKY_TEXT_LENGTH_TOOLTIP}",
"helpUrl": "%{BKY_TEXT_LENGTH_HELPURL}"
},
{
"type": "text_isEmpty",
"message0": "%{BKY_TEXT_ISEMPTY_TITLE}",
"args0": [
{
"type": "input_value",
"name": "VALUE",
"check": ['String', 'Array']
}
],
"output": 'Boolean',
"style": "text_blocks",
"tooltip": "%{BKY_TEXT_ISEMPTY_TOOLTIP}",
"helpUrl": "%{BKY_TEXT_ISEMPTY_HELPURL}"
},
{
"type": "text_indexOf",
"message0": "%{BKY_TEXT_INDEXOF_TITLE}",
"args0": [
{
"type": "input_value",
"name": "VALUE",
"check": "String"
},
{
"type": "field_dropdown",
"name": "END",
"options": [
[
"%{BKY_TEXT_INDEXOF_OPERATOR_FIRST}",
"FIRST"
],
[
"%{BKY_TEXT_INDEXOF_OPERATOR_LAST}",
"LAST"
]
]
},
{
"type": "input_value",
"name": "FIND",
"check": "String"
}
],
"output": "Number",
"style": "text_blocks",
"helpUrl": "%{BKY_TEXT_INDEXOF_HELPURL}",
"inputsInline": true,
"extensions": [
"text_indexOf_tooltip"
]
},
{
"type": "text_charAt",
"message0": "%{BKY_TEXT_CHARAT_TITLE}", // "in text %1 %2"
"args0": [
{
"type":"input_value",
"name": "VALUE",
"check": "String"
},
{
"type": "field_dropdown",
"name": "WHERE",
"options": [
["%{BKY_TEXT_CHARAT_FROM_START}", "FROM_START"],
["%{BKY_TEXT_CHARAT_FROM_END}", "FROM_END"],
["%{BKY_TEXT_CHARAT_FIRST}", "FIRST"],
["%{BKY_TEXT_CHARAT_LAST}", "LAST"],
["%{BKY_TEXT_CHARAT_RANDOM}", "RANDOM"]
]
}
],
"output": "String",
"style": "text_blocks",
"helpUrl": "%{BKY_TEXT_CHARAT_HELPURL}",
"inputsInline": true,
"mutator": "text_charAt_mutator"
}
]); // END JSON EXTRACT (Do not delete this comment.)
Blockly.Blocks['text_getSubstring'] = {
/**
* Block for getting substring.
* @this {Blockly.Block}
*/
init: function() {
this['WHERE_OPTIONS_1'] = [
[Blockly.Msg['TEXT_GET_SUBSTRING_START_FROM_START'], 'FROM_START'],
[Blockly.Msg['TEXT_GET_SUBSTRING_START_FROM_END'], 'FROM_END'],
[Blockly.Msg['TEXT_GET_SUBSTRING_START_FIRST'], 'FIRST']
];
this['WHERE_OPTIONS_2'] = [
[Blockly.Msg['TEXT_GET_SUBSTRING_END_FROM_START'], 'FROM_START'],
[Blockly.Msg['TEXT_GET_SUBSTRING_END_FROM_END'], 'FROM_END'],
[Blockly.Msg['TEXT_GET_SUBSTRING_END_LAST'], 'LAST']
];
this.setHelpUrl(Blockly.Msg['TEXT_GET_SUBSTRING_HELPURL']);
this.setStyle('text_blocks');
this.appendValueInput('STRING')
.setCheck('String')
.appendField(Blockly.Msg['TEXT_GET_SUBSTRING_INPUT_IN_TEXT']);
this.appendDummyInput('AT1');
this.appendDummyInput('AT2');
if (Blockly.Msg['TEXT_GET_SUBSTRING_TAIL']) {
this.appendDummyInput('TAIL')
.appendField(Blockly.Msg['TEXT_GET_SUBSTRING_TAIL']);
}
this.setInputsInline(true);
this.setOutput(true, 'String');
this.updateAt_(1, true);
this.updateAt_(2, true);
this.setTooltip(Blockly.Msg['TEXT_GET_SUBSTRING_TOOLTIP']);
},
/**
* Create XML to represent whether there are 'AT' inputs.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
var isAt1 = this.getInput('AT1').type == Blockly.INPUT_VALUE;
container.setAttribute('at1', isAt1);
var isAt2 = this.getInput('AT2').type == Blockly.INPUT_VALUE;
container.setAttribute('at2', isAt2);
return container;
},
/**
* Parse XML to restore the 'AT' inputs.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
var isAt1 = (xmlElement.getAttribute('at1') == 'true');
var isAt2 = (xmlElement.getAttribute('at2') == 'true');
this.updateAt_(1, isAt1);
this.updateAt_(2, isAt2);
},
/**
* Create or delete an input for a numeric index.
* This block has two such inputs, independent of each other.
* @param {number} n Specify first or second input (1 or 2).
* @param {boolean} isAt True if the input should exist.
* @private
* @this {Blockly.Block}
*/
updateAt_: function(n, isAt) {
// Create or delete an input for the numeric index.
// Destroy old 'AT' and 'ORDINAL' inputs.
this.removeInput('AT' + n);
this.removeInput('ORDINAL' + n, true);
// Create either a value 'AT' input or a dummy input.
if (isAt) {
this.appendValueInput('AT' + n).setCheck('Number');
if (Blockly.Msg['ORDINAL_NUMBER_SUFFIX']) {
this.appendDummyInput('ORDINAL' + n)
.appendField(Blockly.Msg['ORDINAL_NUMBER_SUFFIX']);
}
} else {
this.appendDummyInput('AT' + n);
}
// Move tail, if present, to end of block.
if (n == 2 && Blockly.Msg['TEXT_GET_SUBSTRING_TAIL']) {
this.removeInput('TAIL', true);
this.appendDummyInput('TAIL')
.appendField(Blockly.Msg['TEXT_GET_SUBSTRING_TAIL']);
}
var menu = new Blockly.FieldDropdown(this['WHERE_OPTIONS_' + n],
function(value) {
var newAt = (value == 'FROM_START') || (value == 'FROM_END');
// The 'isAt' variable is available due to this function being a
// closure.
if (newAt != isAt) {
var block = this.getSourceBlock();
block.updateAt_(n, newAt);
// This menu has been destroyed and replaced.
// Update the replacement.
block.setFieldValue(value, 'WHERE' + n);
return null;
}
return undefined;
});
this.getInput('AT' + n)
.appendField(menu, 'WHERE' + n);
if (n == 1) {
this.moveInputBefore('AT1', 'AT2');
if (this.getInput('ORDINAL1')) {
this.moveInputBefore('ORDINAL1', 'AT2');
}
}
}
};
Blockly.Blocks['text_changeCase'] = {
/**
* Block for changing capitalization.
* @this {Blockly.Block}
*/
init: function() {
var OPERATORS = [
[Blockly.Msg['TEXT_CHANGECASE_OPERATOR_UPPERCASE'], 'UPPERCASE'],
[Blockly.Msg['TEXT_CHANGECASE_OPERATOR_LOWERCASE'], 'LOWERCASE'],
[Blockly.Msg['TEXT_CHANGECASE_OPERATOR_TITLECASE'], 'TITLECASE']
];
this.setHelpUrl(Blockly.Msg['TEXT_CHANGECASE_HELPURL']);
this.setStyle('text_blocks');
this.appendValueInput('TEXT')
.setCheck('String')
.appendField(new Blockly.FieldDropdown(OPERATORS), 'CASE');
this.setOutput(true, 'String');
this.setTooltip(Blockly.Msg['TEXT_CHANGECASE_TOOLTIP']);
}
};
Blockly.Blocks['text_trim'] = {
/**
* Block for trimming spaces.
* @this {Blockly.Block}
*/
init: function() {
var OPERATORS = [
[Blockly.Msg['TEXT_TRIM_OPERATOR_BOTH'], 'BOTH'],
[Blockly.Msg['TEXT_TRIM_OPERATOR_LEFT'], 'LEFT'],
[Blockly.Msg['TEXT_TRIM_OPERATOR_RIGHT'], 'RIGHT']
];
this.setHelpUrl(Blockly.Msg['TEXT_TRIM_HELPURL']);
this.setStyle('text_blocks');
this.appendValueInput('TEXT')
.setCheck('String')
.appendField(new Blockly.FieldDropdown(OPERATORS), 'MODE');
this.setOutput(true, 'String');
this.setTooltip(Blockly.Msg['TEXT_TRIM_TOOLTIP']);
}
};
Blockly.Blocks['text_print'] = {
/**
* Block for print statement.
* @this {Blockly.Block}
*/
init: function() {
this.jsonInit({
"message0": Blockly.Msg['TEXT_PRINT_TITLE'],
"args0": [
{
"type": "input_value",
"name": "TEXT"
}
],
"previousStatement": null,
"nextStatement": null,
"style": "text_blocks",
"tooltip": Blockly.Msg['TEXT_PRINT_TOOLTIP'],
"helpUrl": Blockly.Msg['TEXT_PRINT_HELPURL']
});
}
};
Blockly.Blocks['text_prompt_ext'] = {
/**
* Block for prompt function (external message).
* @this {Blockly.Block}
*/
init: function() {
var TYPES = [
[Blockly.Msg['TEXT_PROMPT_TYPE_TEXT'], 'TEXT'],
[Blockly.Msg['TEXT_PROMPT_TYPE_NUMBER'], 'NUMBER']
];
this.setHelpUrl(Blockly.Msg['TEXT_PROMPT_HELPURL']);
this.setStyle('text_blocks');
// Assign 'this' to a variable for use in the closures below.
var thisBlock = this;
var dropdown = new Blockly.FieldDropdown(TYPES, function(newOp) {
thisBlock.updateType_(newOp);
});
this.appendValueInput('TEXT')
.appendField(dropdown, 'TYPE');
this.setOutput(true, 'String');
this.setTooltip(function() {
return (thisBlock.getFieldValue('TYPE') == 'TEXT') ?
Blockly.Msg['TEXT_PROMPT_TOOLTIP_TEXT'] :
Blockly.Msg['TEXT_PROMPT_TOOLTIP_NUMBER'];
});
},
/**
* Modify this block to have the correct output type.
* @param {string} newOp Either 'TEXT' or 'NUMBER'.
* @private
* @this {Blockly.Block}
*/
updateType_: function(newOp) {
this.outputConnection.setCheck(newOp == 'NUMBER' ? 'Number' : 'String');
},
/**
* Create XML to represent the output type.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
container.setAttribute('type', this.getFieldValue('TYPE'));
return container;
},
/**
* Parse XML to restore the output type.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
this.updateType_(xmlElement.getAttribute('type'));
}
};
Blockly.Blocks['text_prompt'] = {
/**
* Block for prompt function (internal message).
* The 'text_prompt_ext' block is preferred as it is more flexible.
* @this {Blockly.Block}
*/
init: function() {
this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);
var TYPES = [
[Blockly.Msg['TEXT_PROMPT_TYPE_TEXT'], 'TEXT'],
[Blockly.Msg['TEXT_PROMPT_TYPE_NUMBER'], 'NUMBER']
];
// Assign 'this' to a variable for use in the closures below.
var thisBlock = this;
this.setHelpUrl(Blockly.Msg['TEXT_PROMPT_HELPURL']);
this.setStyle('text_blocks');
var dropdown = new Blockly.FieldDropdown(TYPES, function(newOp) {
thisBlock.updateType_(newOp);
});
this.appendDummyInput()
.appendField(dropdown, 'TYPE')
.appendField(this.newQuote_(true))
.appendField(new Blockly.FieldTextInput(''), 'TEXT')
.appendField(this.newQuote_(false));
this.setOutput(true, 'String');
this.setTooltip(function() {
return (thisBlock.getFieldValue('TYPE') == 'TEXT') ?
Blockly.Msg['TEXT_PROMPT_TOOLTIP_TEXT'] :
Blockly.Msg['TEXT_PROMPT_TOOLTIP_NUMBER'];
});
},
updateType_: Blockly.Blocks['text_prompt_ext'].updateType_,
mutationToDom: Blockly.Blocks['text_prompt_ext'].mutationToDom,
domToMutation: Blockly.Blocks['text_prompt_ext'].domToMutation
};
Blockly.Blocks['text_count'] = {
/**
* Block for counting how many times one string appears within another string.
* @this {Blockly.Block}
*/
init: function() {
this.jsonInit({
"message0": Blockly.Msg['TEXT_COUNT_MESSAGE0'],
"args0": [
{
"type": "input_value",
"name": "SUB",
"check": "String"
},
{
"type": "input_value",
"name": "TEXT",
"check": "String"
}
],
"output": "Number",
"inputsInline": true,
"style": "text_blocks",
"tooltip": Blockly.Msg['TEXT_COUNT_TOOLTIP'],
"helpUrl": Blockly.Msg['TEXT_COUNT_HELPURL']
});
}
};
Blockly.Blocks['text_replace'] = {
/**
* Block for replacing one string with another in the text.
* @this {Blockly.Block}
*/
init: function() {
this.jsonInit({
"message0": Blockly.Msg['TEXT_REPLACE_MESSAGE0'],
"args0": [
{
"type": "input_value",
"name": "FROM",
"check": "String"
},
{
"type": "input_value",
"name": "TO",
"check": "String"
},
{
"type": "input_value",
"name": "TEXT",
"check": "String"
}
],
"output": "String",
"inputsInline": true,
"style": "text_blocks",
"tooltip": Blockly.Msg['TEXT_REPLACE_TOOLTIP'],
"helpUrl": Blockly.Msg['TEXT_REPLACE_HELPURL']
});
}
};
Blockly.Blocks['text_reverse'] = {
/**
* Block for reversing a string.
* @this {Blockly.Block}
*/
init: function() {
this.jsonInit({
"message0": Blockly.Msg['TEXT_REVERSE_MESSAGE0'],
"args0": [
{
"type": "input_value",
"name": "TEXT",
"check": "String"
}
],
"output": "String",
"inputsInline": true,
"style": "text_blocks",
"tooltip": Blockly.Msg['TEXT_REVERSE_TOOLTIP'],
"helpUrl": Blockly.Msg['TEXT_REVERSE_HELPURL']
});
}
};
/**
*
* @mixin
* @package
* @readonly
*/
Blockly.Constants.Text.QUOTE_IMAGE_MIXIN = {
/**
* Image data URI of an LTR opening double quote (same as RTL closing double quote).
* @readonly
*/
QUOTE_IMAGE_LEFT_DATAURI:
'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAA' +
'n0lEQVQI1z3OMa5BURSF4f/cQhAKjUQhuQmFNwGJEUi0RKN5rU7FHKhpjEH3TEMtkdBSCY' +
'1EIv8r7nFX9e29V7EBAOvu7RPjwmWGH/VuF8CyN9/OAdvqIXYLvtRaNjx9mMTDyo+NjAN1' +
'HNcl9ZQ5oQMM3dgDUqDo1l8DzvwmtZN7mnD+PkmLa+4mhrxVA9fRowBWmVBhFy5gYEjKMf' +
'z9AylsaRRgGzvZAAAAAElFTkSuQmCC',
/**
* Image data URI of an LTR closing double quote (same as RTL opening double quote).
* @readonly
*/
QUOTE_IMAGE_RIGHT_DATAURI:
'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAA' +
'qUlEQVQI1z3KvUpCcRiA8ef9E4JNHhI0aFEacm1o0BsI0Slx8wa8gLauoDnoBhq7DcfWhg' +
'gONDmJJgqCPA7neJ7p934EOOKOnM8Q7PDElo/4x4lFb2DmuUjcUzS3URnGib9qaPNbuXvB' +
'O3sGPHJDRG6fGVdMSeWDP2q99FQdFrz26Gu5Tq7dFMzUvbXy8KXeAj57cOklgA+u1B5Aos' +
'lLtGIHQMaCVnwDnADZIFIrXsoXrgAAAABJRU5ErkJggg==',
/**
* Pixel width of QUOTE_IMAGE_LEFT_DATAURI and QUOTE_IMAGE_RIGHT_DATAURI.
* @readonly
*/
QUOTE_IMAGE_WIDTH: 12,
/**
* Pixel height of QUOTE_IMAGE_LEFT_DATAURI and QUOTE_IMAGE_RIGHT_DATAURI.
* @readonly
*/
QUOTE_IMAGE_HEIGHT: 12,
/**
* Inserts appropriate quote images before and after the named field.
* @param {string} fieldName The name of the field to wrap with quotes.
* @this {Blockly.Block}
*/
quoteField_: function(fieldName) {
for (var i = 0, input; (input = this.inputList[i]); i++) {
for (var j = 0, field; (field = input.fieldRow[j]); j++) {
if (fieldName == field.name) {
input.insertFieldAt(j, this.newQuote_(true));
input.insertFieldAt(j + 2, this.newQuote_(false));
return;
}
}
}
console.warn('field named "' + fieldName + '" not found in ' + this.toDevString());
},
/**
* A helper function that generates a FieldImage of an opening or
* closing double quote. The selected quote will be adapted for RTL blocks.
* @param {boolean} open If the image should be open quote (“ in LTR).
* Otherwise, a closing quote is used (” in LTR).
* @return {!Blockly.FieldImage} The new field.
* @this {Blockly.Block}
*/
newQuote_: function(open) {
var isLeft = this.RTL ? !open : open;
var dataUri = isLeft ?
this.QUOTE_IMAGE_LEFT_DATAURI :
this.QUOTE_IMAGE_RIGHT_DATAURI;
return new Blockly.FieldImage(
dataUri,
this.QUOTE_IMAGE_WIDTH,
this.QUOTE_IMAGE_HEIGHT,
isLeft ? '\u201C' : '\u201D');
}
};
/**
* Wraps TEXT field with images of double quote characters.
* @this {Blockly.Block}
*/
Blockly.Constants.Text.TEXT_QUOTES_EXTENSION = function() {
this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);
this.quoteField_('TEXT');
};
/**
* Mixin for mutator functions in the 'text_join_mutator' extension.
* @mixin
* @augments Blockly.Block
* @package
*/
Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN = {
/**
* Create XML to represent number of text inputs.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
container.setAttribute('items', this.itemCount_);
return container;
},
/**
* Parse XML to restore the text inputs.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
this.itemCount_ = parseInt(xmlElement.getAttribute('items'), 10);
this.updateShape_();
},
/**
* Populate the mutator's dialog with this block's components.
* @param {!Blockly.Workspace} workspace Mutator's workspace.
* @return {!Blockly.Block} Root block in mutator.
* @this {Blockly.Block}
*/
decompose: function(workspace) {
var containerBlock = workspace.newBlock('text_create_join_container');
containerBlock.initSvg();
var connection = containerBlock.getInput('STACK').connection;
for (var i = 0; i < this.itemCount_; i++) {
var itemBlock = workspace.newBlock('text_create_join_item');
itemBlock.initSvg();
connection.connect(itemBlock.previousConnection);
connection = itemBlock.nextConnection;
}
return containerBlock;
},
/**
* Reconfigure this block based on the mutator dialog's components.
* @param {!Blockly.Block} containerBlock Root block in mutator.
* @this {Blockly.Block}
*/
compose: function(containerBlock) {
var itemBlock = containerBlock.getInputTargetBlock('STACK');
// Count number of inputs.
var connections = [];
while (itemBlock) {
connections.push(itemBlock.valueConnection_);
itemBlock = itemBlock.nextConnection &&
itemBlock.nextConnection.targetBlock();
}
// Disconnect any children that don't belong.
for (var i = 0; i < this.itemCount_; i++) {
var connection = this.getInput('ADD' + i).connection.targetConnection;
if (connection && connections.indexOf(connection) == -1) {
connection.disconnect();
}
}
this.itemCount_ = connections.length;
this.updateShape_();
// Reconnect any child blocks.
for (var i = 0; i < this.itemCount_; i++) {
Blockly.Mutator.reconnect(connections[i], this, 'ADD' + i);
}
},
/**
* Store pointers to any connected child blocks.
* @param {!Blockly.Block} containerBlock Root block in mutator.
* @this {Blockly.Block}
*/
saveConnections: function(containerBlock) {
var itemBlock = containerBlock.getInputTargetBlock('STACK');
var i = 0;
while (itemBlock) {
var input = this.getInput('ADD' + i);
itemBlock.valueConnection_ = input && input.connection.targetConnection;
i++;
itemBlock = itemBlock.nextConnection &&
itemBlock.nextConnection.targetBlock();
}
},
/**
* Modify this block to have the correct number of inputs.
* @private
* @this {Blockly.Block}
*/
updateShape_: function() {
if (this.itemCount_ && this.getInput('EMPTY')) {
this.removeInput('EMPTY');
} else if (!this.itemCount_ && !this.getInput('EMPTY')) {
this.appendDummyInput('EMPTY')
.appendField(this.newQuote_(true))
.appendField(this.newQuote_(false));
}
// Add new inputs.
for (var i = 0; i < this.itemCount_; i++) {
if (!this.getInput('ADD' + i)) {
var input = this.appendValueInput('ADD' + i)
.setAlign(Blockly.ALIGN_RIGHT);
if (i == 0) {
input.appendField(Blockly.Msg['TEXT_JOIN_TITLE_CREATEWITH']);
}
}
}
// Remove deleted inputs.
while (this.getInput('ADD' + i)) {
this.removeInput('ADD' + i);
i++;
}
}
};
/**
* Performs final setup of a text_join block.
* @this {Blockly.Block}
*/
Blockly.Constants.Text.TEXT_JOIN_EXTENSION = function() {
// Add the quote mixin for the itemCount_ = 0 case.
this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);
// Initialize the mutator values.
this.itemCount_ = 2;
this.updateShape_();
// Configure the mutator UI.
this.setMutator(new Blockly.Mutator(['text_create_join_item']));
};
// Update the tooltip of 'text_append' block to reference the variable.
Blockly.Extensions.register('text_append_tooltip',
Blockly.Extensions.buildTooltipWithFieldText(
'%{BKY_TEXT_APPEND_TOOLTIP}', 'VAR'));
/**
* Update the tooltip of 'text_append' block to reference the variable.
* @this {Blockly.Block}
*/
Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION = function() {
// Assign 'this' to a variable for use in the tooltip closure below.
var thisBlock = this;
this.setTooltip(function() {
return Blockly.Msg['TEXT_INDEXOF_TOOLTIP'].replace('%1',
thisBlock.workspace.options.oneBasedIndex ? '0' : '-1');
});
};
/**
* Mixin for mutator functions in the 'text_charAt_mutator' extension.
* @mixin
* @augments Blockly.Block
* @package
*/
Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN = {
/**
* Create XML to represent whether there is an 'AT' input.
* @return {!Element} XML storage element.
* @this {Blockly.Block}
*/
mutationToDom: function() {
var container = Blockly.utils.xml.createElement('mutation');
container.setAttribute('at', !!this.isAt_);
return container;
},
/**
* Parse XML to restore the 'AT' input.
* @param {!Element} xmlElement XML storage element.
* @this {Blockly.Block}
*/
domToMutation: function(xmlElement) {
// Note: Until January 2013 this block did not have mutations,
// so 'at' defaults to true.
var isAt = (xmlElement.getAttribute('at') != 'false');
this.updateAt_(isAt);
},
/**
* Create or delete an input for the numeric index.
* @param {boolean} isAt True if the input should exist.
* @private
* @this {Blockly.Block}
*/
updateAt_: function(isAt) {
// Destroy old 'AT' and 'ORDINAL' inputs.
this.removeInput('AT', true);
this.removeInput('ORDINAL', true);
// Create either a value 'AT' input or a dummy input.
if (isAt) {
this.appendValueInput('AT').setCheck('Number');
if (Blockly.Msg['ORDINAL_NUMBER_SUFFIX']) {
this.appendDummyInput('ORDINAL')
.appendField(Blockly.Msg['ORDINAL_NUMBER_SUFFIX']);
}
}
if (Blockly.Msg['TEXT_CHARAT_TAIL']) {
this.removeInput('TAIL', true);
this.appendDummyInput('TAIL')
.appendField(Blockly.Msg['TEXT_CHARAT_TAIL']);
}
this.isAt_ = isAt;
}
};
/**
* Does the initial mutator update of text_charAt and adds the tooltip
* @this {Blockly.Block}
*/
Blockly.Constants.Text.TEXT_CHARAT_EXTENSION = function() {
var dropdown = this.getField('WHERE');
dropdown.setValidator(function(value) {
var newAt = (value == 'FROM_START') || (value == 'FROM_END');
if (newAt != this.isAt_) {
var block = this.getSourceBlock();
block.updateAt_(newAt);
}
});
this.updateAt_(true);
// Assign 'this' to a variable for use in the tooltip closure below.
var thisBlock = this;
this.setTooltip(function() {
var where = thisBlock.getFieldValue('WHERE');
var tooltip = Blockly.Msg['TEXT_CHARAT_TOOLTIP'];
if (where == 'FROM_START' || where == 'FROM_END') {
var msg = (where == 'FROM_START') ?
Blockly.Msg['LISTS_INDEX_FROM_START_TOOLTIP'] :
Blockly.Msg['LISTS_INDEX_FROM_END_TOOLTIP'];
if (msg) {
tooltip += ' ' + msg.replace('%1',
thisBlock.workspace.options.oneBasedIndex ? '#1' : '#0');
}
}
return tooltip;
});
};
Blockly.Extensions.register('text_indexOf_tooltip',
Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);
Blockly.Extensions.register('text_quotes',
Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);
Blockly.Extensions.registerMutator('text_join_mutator',
Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,
Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
Blockly.Extensions.registerMutator('text_charAt_mutator',
Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,
Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);