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王立帮
355
boards/default_src/python_mixpy/blocks/datastructure.js
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355
boards/default_src/python_mixpy/blocks/datastructure.js
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import * as Blockly from 'blockly/core';
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const DS_HUE = 80;
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export const ds_create_linkedlist = {
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/**
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* Block for creating a list with any number of elements of any type.
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* @this Blockly.Block
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*/
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput("")
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.appendField(new Blockly.FieldLabel(Blockly.Msg.DS_CREATE_LINKEDLIST_NEW))
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this.appendDummyInput("")
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.appendField(new Blockly.FieldLabel(Blockly.Msg.DS_CREATE_LINKEDLIST_HEAD))
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.appendField(new Blockly.FieldTextInput('head'), 'VAR')
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this.appendDummyInput("")
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.appendField(new Blockly.FieldLabel(Blockly.Msg.DS_CREATE_LINKEDLIST_TYPE))
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.appendField(new Blockly.FieldTextInput('tag'), 'TYPE')
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this.appendDummyInput()
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.appendField(Blockly.Msg.DS_CREATE_LINKEDLIST_ATTRIBUTE);
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this.itemCount_ = 1;
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this.updateShape_();
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setMutator(new Blockly.icons.MutatorIcon(['ds_create_linkedlist_item'], this));
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this.setTooltip(Blockly.Msg.DS_CREATE_LINKEDLIST_TOOLTIP);
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},
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/**
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* Create XML to represent list inputs.
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* @return {Element} XML storage element.
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* @this Blockly.Block
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*/
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mutationToDom: function () {
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var container = document.createElement('mutation');
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container.setAttribute('items', this.itemCount_);
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return container;
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},
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/**
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* Parse XML to restore the list inputs.
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* @param {!Element} xmlElement XML storage element.
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* @this Blockly.Block
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*/
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domToMutation: function (xmlElement) {
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this.itemCount_ = parseInt(xmlElement.getAttribute('items'), 10);
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this.updateShape_();
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},
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/**
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* Populate the mutator's dialog with this block's components.
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* @param {!Blockly.Workspace} workspace Mutator's workspace.
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* @return {!Blockly.Block} Root block in mutator.
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* @this Blockly.Block
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*/
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decompose: function (workspace) {
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var containerBlock =
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workspace.newBlock('ds_create_linkedlist_container');
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containerBlock.initSvg();
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var connection = containerBlock.getInput('STACK').connection;
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for (var i = 0; i < this.itemCount_; i++) {
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var itemBlock = workspace.newBlock('ds_create_linkedlist_item');
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itemBlock.initSvg();
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connection.connect(itemBlock.previousConnection);
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connection = itemBlock.nextConnection;
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}
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return containerBlock;
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},
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/**
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* Reconfigure this block based on the mutator dialog's components.
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* @param {!Blockly.Block} containerBlock Root block in mutator.
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* @this Blockly.Block
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*/
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compose: function (containerBlock) {
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var itemBlock = containerBlock.getInputTargetBlock('STACK');
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// Count number of inputs.
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var connections = [];
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var i = 0;
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while (itemBlock) {
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connections[i] = itemBlock.valueConnection_;
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itemBlock = itemBlock.nextConnection &&
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itemBlock.nextConnection.targetBlock();
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i++;
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}
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this.itemCount_ = i;
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this.updateShape_();
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// Reconnect any child blocks.
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for (var i = 0; i < this.itemCount_; i++) {
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if (connections[i]) {
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this.getInput('ADD' + i).connection.connect(connections[i]);
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}
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}
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},
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/**
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* Store pointers to any connected child blocks.
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* @param {!Blockly.Block} containerBlock Root block in mutator.
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* @this Blockly.Block
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*/
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saveConnections: function (containerBlock) {
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var itemBlock = containerBlock.getInputTargetBlock('STACK');
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var i = 0;
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while (itemBlock) {
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var input = this.getInput('ADD' + i);
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itemBlock.valueConnection_ = input && input.connection.targetConnection;
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i++;
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itemBlock = itemBlock.nextConnection &&
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itemBlock.nextConnection.targetBlock();
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}
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},
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/**
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* Modify this block to have the correct number of inputs.
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* @private
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* @this Blockly.Block
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*/
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updateShape_: function () {
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// Delete everything.
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if (this.getInput('EMPTY')) {
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this.removeInput('EMPTY');
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}
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var keyNames = [];
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for (var i = 0; this.getInput('ADD' + i); i++) {
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//this.getInput('VALUE' + i).removeField("KEY"+i);
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keyNames.push(this.getFieldValue("KEY" + i))
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this.removeInput('ADD' + i);
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}
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// Rebuild block.
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//if (this.itemCount_ == 0) {
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// this.getField('TIP').setText(Blockly.Msg.DICTS_CREATE_EMPTY_TITLE);
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// } else {
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// this.getField('TIP').setText(Blockly.Msg.DS_CREATE_LINKEDLIST_NEW);
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for (var i = 0; i < this.itemCount_; i++) {
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this.appendValueInput('ADD' + i)
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.setCheck(null)
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.setAlign(Blockly.inputs.Align.RIGHT)
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.appendField(
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new Blockly.FieldTextInput(keyNames.length > i
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? keyNames[i]
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: 'name'),
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'KEY' + i)
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.appendField("=")
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}
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}, getVars: function () {
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return [this.getFieldValue('VAR')];
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},
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renameVar: function (oldName, newName) {
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if (Blockly.Names.equals(oldName, this.getFieldValue('VAR'))) {
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this.setTitleValue(newName, 'VAR');
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}
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}
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};
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export const ds_create_linkedlist_container = {
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/**
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* Mutator block for list container.
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* @this Blockly.Block
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*/
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput()
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.appendField(Blockly.Msg.DS_CREATE_LINKEDLIST_CONTAINER_TITLE);
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this.appendStatementInput('STACK');
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this.setTooltip(Blockly.Msg.DS_CREATE_LINKEDLIST_CONTAINER_TOOLTIP);
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this.contextMenu = false;
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}
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};
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export const ds_create_linkedlist_item = {
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/**
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* Mutator bolck for adding items.
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* @this Blockly.Block
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*/
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput()
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.appendField(Blockly.Msg.DS_CREATE_LINKEDLIST_ITEM_TITLE);
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setTooltip(Blockly.Msg.DS_CREATE_LINKEDLIST_ITEM_TOOLTIP);
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this.contextMenu = false;
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}
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};
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export const ds_create_node = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_CREATE_NODE_USE)
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.appendField(new Blockly.FieldTextInput('tag'), 'TYPE')
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_CREATE_NODE_NEW)
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this.appendValueInput('NODE')
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_CREATE_NODE_TOOLTIP);
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}
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}
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export const ds_get_node_attr = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_GET_NODE_ATTR_NODE)
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this.appendValueInput('NODE')
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this.appendDummyInput("")
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.appendField(Blockly.Msg.MIXLY_AIP_ATTR)
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.appendField(new Blockly.FieldTextInput('name'), 'TYPE')
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DICTS_ADD_VALUE)
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this.setOutput(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_GET_NODE_ATTR_TOOLTIP);
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}
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}
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export const ds_set_node_attr = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_SET_NODE_ATTR_NODE)
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this.appendValueInput('NODE')
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this.appendDummyInput("")
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.appendField(Blockly.Msg.MIXLY_AIP_ATTR)
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.appendField(new Blockly.FieldTextInput('name'), 'TYPE')
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this.appendValueInput('VAR')
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.appendField(Blockly.Msg.DS_SET_NODE_ATTR_SET)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_SET_NODE_ATTR_TOOLTIP);
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}
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}
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export const ds_add_node_by_name = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendValueInput('NODE')
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.appendField(Blockly.Msg.DS_ADD_NODE_HEAD_NODE)
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var pos =
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[[Blockly.Msg.DS_ADD_NODE_BEFORE, 'before'], [Blockly.Msg.DS_ADD_NODE_AFTER, 'after']];
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_LINKEDLIST)
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this.appendValueInput('NODE2')
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.appendField(Blockly.Msg.DS_SET_NODE_ATTR_NODE)
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this.appendValueInput('NODE3')
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.appendField(new Blockly.FieldDropdown(pos), 'DIR')
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.appendField(Blockly.Msg.DS_ADD_NODE)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_ADD_NODE_TOOLTIP);
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}
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}
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export const ds_add_node_by_attr = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendValueInput('NODE')
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.appendField(Blockly.Msg.DS_ADD_NODE_HEAD_NODE)
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var pos =
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[[Blockly.Msg.DS_ADD_NODE_BEFORE, 'before'], [Blockly.Msg.DS_ADD_NODE_AFTER, 'after']];
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_LINKEDLIST)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_CREATE_LINKEDLIST_ITEM_TITLE)
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.appendField(new Blockly.FieldTextInput('name'), 'TYPE')
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this.appendValueInput('VAR')
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.appendField(Blockly.Msg.MIXLY_AS)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_ATTR)
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this.appendValueInput('NODE3')
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.appendField(new Blockly.FieldDropdown(pos), 'DIR')
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.appendField(Blockly.Msg.DS_ADD_NODE)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_ADD_NODE_TOOLTIP);
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}
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}
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export const ds_del_node_by_name = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendValueInput('NODE')
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.appendField(Blockly.Msg.DS_ADD_NODE_HEAD_NODE)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_LINKEDLIST)
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this.appendValueInput('NODE2')
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.appendField(Blockly.Msg.DS_DEL_NODE_NAME)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_DEL_NODE_TOOLTIP);
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}
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}
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export const ds_del_node_by_attr = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendValueInput('NODE')
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.appendField(Blockly.Msg.DS_ADD_NODE_HEAD_NODE)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_LINKEDLIST)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_DEL_NODE_ATTR)
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.appendField(new Blockly.FieldTextInput('name'), 'TYPE')
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this.appendValueInput('VAR')
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.appendField(Blockly.Msg.MIXLY_AS)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_ADD_NODE_ATTR)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_DEL_NODE_TOOLTIP);
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}
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}
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export const ds_reverse_linkedlist = {
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init: function () {
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this.setColour(DS_HUE);
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this.appendValueInput('NODE')
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.appendField(Blockly.Msg.DS_ADD_NODE_HEAD_NODE)
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this.appendDummyInput("")
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.appendField(Blockly.Msg.DS_REVERSE_LINKEDLIST)
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this.appendValueInput('NODE2')
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.appendField(Blockly.Msg.DS_REVERSE_LINKEDLIST_NEW_HEAD)
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this.setPreviousStatement(true);
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this.setNextStatement(true);
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this.setInputsInline(true);
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this.setTooltip(Blockly.Msg.DS_DEL_NODE_TOOLTIP);
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}
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}
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