Add Toolbox tooltip (#604)

* Add tooltip

* styles updated

* updates

* Update CHANGELOG.md

* rm map

* update

* upd pkg

README.md

@@ -19,10 +19,11 @@ Welcome to testing stage. Please, join a [public Telegram-chat](//t.me/codex_edi
 
 ### 2.7-2.9 changelog
 
-- `Improvements` Prevent navigating back on Firefox when Block is removing by backspace 
+- `New` — Toolbox now have beautiful helpers with Tool names and shortcuts
-- `New` Blocks selected with RectangleSelection can be also removed, copied or cut
+- `Improvements` — Prevent navigating back on Firefox when Block is removing by backspace 
-- `New` Migrate from postcss-cssnext to postcss-preset-env and disable postcss-custom-properties which conflicts with postcss-preset-env
+- `New` — Blocks selected with Rectangle Selection can be also removed, copied or cut
-- `New` *RectangeSelection* - Ability to select Block or several Blocks with mouse
+- `New` — Migrate from `postcss-cssnext` to `postcss-preset-env` and disable `postcss-custom-properties` which conflicts with `postcss-preset-env`
+- `New` *RectangeSelection* — Ability to select Block or several Blocks with mouse
 
 ### 2.2—2.7 changelog
 

docs/CHANGELOG.md

@@ -1,52 +1,56 @@
 # Changelog
 
+### 2.9.5
+
+- `New` — Toolbox now have beautiful helpers with Tool names and shortcuts
+
 ### 2.9.4
 
-- `Improvements` Prevent navigating back on Firefox when Block is removing by backspace
+- `Improvements` — Prevent navigating back on Firefox when Block is removing by backspace
 
 ### 2.9.3
 
-- `Fix` Handle paste only on initial Block
+- `Fix` — Handle paste only on initial Block
 
 ### 2.9.2
 
-- `New` Blocks selected with RectangleSelection can be also removed, copied or cut
+- `New` — Blocks selected with Rectangle Selection can be also removed, copied or cut
 
 ### 2.9.1
 
-- `Improvements` Migrate from postcss-cssnext to postcss-preset-env and disable postcss-custom-properties which conflicts with postcss-preset-env
+- `Improvements` — Migrate from `postcss-cssnext` to `postcss-preset-env` and disable `postcss-custom-properties` which conflicts with `postcss-preset-env`
 
 ### 2.9.0
 
-- `New` *RectangeSelection* - Ability to select Block or several Blocks with mouse
+- `New` *RectangeSelection* — Ability to select Block or several Blocks with mouse
 
 ### 2.8.1
 
-- `Fix` *Caret* - Fix "History back" call on backspace in Firefox
+- `Fix` *Caret* — Fix "History back" call on backspace in Firefox
 
 ### 2.8.0
 
-- `Imporvements` *API* - Added [API methods](api.md#caretapi) to manage caret position
+- `Imporvements` *API* — Added [API methods](api.md#caretapi) to manage caret position
 
 ### 2.7.32
 
-- `Improvements` *Types* - TypeScript types sre updated
+- `Improvements` *Types* — TypeScript types sre updated
 
 ### 2.7.31
 
-- `Fix` Caret now goes through <input> elements without `type` attribute
+- `Fix` — Caret now goes through <input> elements without `type` attribute
 
 ### 2.7.30
 
-- `Fix` Fixed selection behavior when text has modifiers form Inline Toolbar
+- `Fix` — Fixed selection behavior when text has modifiers form Inline Toolbar
 
 ### 2.7.29
 
-- `Fix` cmd+x works only for custom selection now
+- `Fix` — cmd+x works only for custom selection now
 
 ### 2.7.28 
 
-- `New` [Tools Validation](https://github.com/codex-team/codex.editor/blob/master/docs/tools.md#validate-optional) is added.
+- `New` — [Tools Validation](https://github.com/codex-team/codex.editor/blob/master/docs/tools.md#validate-optional) is added.
 
 ### 2.2.27
 

example/example.html

@@ -87,7 +87,8 @@
           inlineToolbar: ['link'],
           config: {
             placeholder: 'Header'
-          }
+          },
+          shortcut: 'CMD+SHIFT+H'
         },
 
         /**
@@ -100,12 +101,13 @@
 
         list: {
           class: List,
-          inlineToolbar: true
+          inlineToolbar: true,
+          shortcut: 'CMD+SHIFT+L'
         },
 
         checklist: {
           class: Checklist,
-          inlineToolbar: true
+          inlineToolbar: true,
         },
 
         quote: {
@@ -115,6 +117,7 @@
             quotePlaceholder: 'Enter a quote',
             captionPlaceholder: 'Quote\'s author',
           },
+          shortcut: 'CMD+SHIFT+O'
         },
 
         marker: {
@@ -124,7 +127,7 @@
 
         code: {
           class:  CodeTool,
-          shortcut: 'CMD+SHIFT+D'
+          shortcut: 'CMD+SHIFT+C'
         },
 
         delimiter: Delimiter,
@@ -138,7 +141,8 @@
 
         table: {
           class: Table,
-          inlineToolbar: true
+          inlineToolbar: true,
+          shortcut: 'CMD+ALT+T'
         },
 
       },

package.json

@@ -1,6 +1,6 @@
 {
   "name": "codex.editor",
-  "version": "2.9.4",
+  "version": "2.9.5",
   "description": "CodeX Editor. Native JS, based on API and Open Source",
   "main": "dist/codex-editor.js",
   "types": "./types/index.d.ts",

src/components/modules/toolbar/index.ts

@@ -112,6 +112,30 @@ export default class Toolbar extends Module {
      *  - Toolbox
      */
     this.nodes.plusButton = $.make('div', Toolbar.CSS.plusButton);
+
+    /**
+     * Add events to show/hide tooltip for plus button
+     */
+    this.Editor.Listeners.on(this.nodes.plusButton, 'mouseenter', () => {
+      const tooltip = this.Editor.Toolbox.nodes.tooltip;
+      const fragment = document.createDocumentFragment();
+
+      fragment.appendChild(document.createTextNode('Add'));
+      fragment.appendChild($.make('div', this.Editor.Toolbox.CSS.tooltipShortcut, {
+        textContent: '⇥ Tab',
+      }));
+
+      tooltip.style.left = '-17px';
+
+      tooltip.innerHTML = '';
+      tooltip.appendChild(fragment);
+      tooltip.classList.add(this.Editor.Toolbox.CSS.tooltipShown);
+    });
+
+    this.Editor.Listeners.on(this.nodes.plusButton, 'mouseleave', () => {
+      this.Editor.Toolbox.hideTooltip();
+    });
+
     $.append(this.nodes.plusButton, $.svg('plus', 14, 14));
     $.append(this.nodes.content, this.nodes.plusButton);
     this.Editor.Listeners.on(this.nodes.plusButton, 'click', () => this.plusButtonClicked(), false);

src/components/modules/toolbar/toolbox.ts

@@ -15,6 +15,47 @@ import {BlockToolConstructable, ToolboxConfig} from '../../../../types';
  */
 export default class Toolbox extends Module {
 
+  /**
+   * CSS styles
+   * @return {{toolbox: string, toolboxButton string, toolboxButtonActive: string,
+   * toolboxOpened: string, tooltip: string, tooltipShown: string, tooltipShortcut: string}}
+   */
+  get CSS() {
+    return  {
+      toolbox: 'ce-toolbox',
+      toolboxButton: 'ce-toolbox__button',
+      toolboxButtonActive : 'ce-toolbox__button--active',
+      toolboxOpened: 'ce-toolbox--opened',
+      tooltip: 'ce-toolbox__tooltip',
+      tooltipShown: 'ce-toolbox__tooltip--shown',
+      tooltipShortcut: 'ce-toolbox__tooltip-shortcut',
+    };
+  }
+
+  /**
+   * get tool name when it is selected
+   * In case when nothing selected returns null
+   *
+   * @return {String|null}
+   */
+  public get getActiveTool(): string {
+    const childNodes = this.nodes.toolbox.childNodes;
+
+    if (this.activeButtonIndex === -1) {
+      return null;
+    }
+
+    return (childNodes[this.activeButtonIndex] as HTMLElement).dataset.tool;
+  }
+
+  /**
+   * Returns True if Toolbox is Empty and nothing to show
+   * @return {boolean}
+   */
+  public get isEmpty(): boolean {
+    return this.displayedToolsCount === 0;
+  }
+
   private static LEAF_DIRECTIONS = {
     RIGHT: 'right',
     LEFT: 'left',
@@ -31,9 +72,11 @@ export default class Toolbox extends Module {
    */
   public nodes: {
     toolbox: HTMLElement,
+    tooltip: HTMLElement,
     buttons: HTMLElement[],
   } = {
     toolbox: null,
+    tooltip: null,
     buttons: [],
   };
 
@@ -50,27 +93,15 @@ export default class Toolbox extends Module {
    */
   private displayedToolsCount: number = 0;
 
-  /**
-   * CSS styles
-   * @return {{toolbox: string, toolboxButton: string, toolboxOpened: string}}
-   */
-  static get CSS() {
-    return  {
-      toolbox: 'ce-toolbox',
-      toolboxButton: 'ce-toolbox__button',
-      toolboxButtonActive : 'ce-toolbox__button--active',
-      toolboxOpened: 'ce-toolbox--opened',
-    };
-  }
-
   /**
    * Makes the Toolbox
    */
   public make(): void {
-    this.nodes.toolbox = $.make('div', Toolbox.CSS.toolbox);
+    this.nodes.toolbox = $.make('div', this.CSS.toolbox);
     $.append(this.Editor.Toolbar.nodes.content, this.nodes.toolbox);
 
     this.addTools();
+    this.addTooltip();
   }
 
   /**
@@ -93,7 +124,7 @@ export default class Toolbox extends Module {
       return;
     }
 
-    this.nodes.toolbox.classList.add(Toolbox.CSS.toolboxOpened);
+    this.nodes.toolbox.classList.add(this.CSS.toolboxOpened);
     this.opened = true;
   }
 
@@ -101,15 +132,17 @@ export default class Toolbox extends Module {
    * Close Toolbox
    */
   public close(): void {
-    this.nodes.toolbox.classList.remove(Toolbox.CSS.toolboxOpened);
+    this.hideTooltip();
+
+    this.nodes.toolbox.classList.remove(this.CSS.toolboxOpened);
     this.opened = false;
 
     /** remove active item pointer */
     this.activeButtonIndex = -1;
-    const activeButton = this.nodes.toolbox.querySelector(`.${Toolbox.CSS.toolboxButtonActive}`);
+    const activeButton = this.nodes.toolbox.querySelector(`.${this.CSS.toolboxButtonActive}`);
 
     if (activeButton) {
-      activeButton.classList.remove(Toolbox.CSS.toolboxButtonActive);
+      activeButton.classList.remove(this.CSS.toolboxButtonActive);
     }
   }
 
@@ -156,7 +189,7 @@ export default class Toolbox extends Module {
       /**
        * If we have chosen Tool then remove highlighting
        */
-      (childNodes[this.activeButtonIndex] as HTMLElement).classList.remove(Toolbox.CSS.toolboxButtonActive);
+      (childNodes[this.activeButtonIndex] as HTMLElement).classList.remove(this.CSS.toolboxButtonActive);
     }
 
     /**
@@ -180,31 +213,14 @@ export default class Toolbox extends Module {
     /**
      * Highlight new chosen Tool
      */
-    (childNodes[this.activeButtonIndex] as HTMLElement).classList.add(Toolbox.CSS.toolboxButtonActive);
+    (childNodes[this.activeButtonIndex] as HTMLElement).classList.add(this.CSS.toolboxButtonActive);
   }
 
   /**
-   * get tool name when it is selected
+   * Hide toolbox tooltip
-   * In case when nothing selection returns null
-   *
-   * @return {String|null}
    */
-  public get getActiveTool(): string {
+  public hideTooltip(): void {
-    const childNodes = this.nodes.toolbox.childNodes;
+    this.nodes.tooltip.classList.remove(this.CSS.tooltipShown);
-
-    if (this.activeButtonIndex === -1) {
-      return null;
-    }
-
-    return (childNodes[this.activeButtonIndex] as HTMLElement).dataset.tool;
-  }
-
-  /**
-   * Returns True if Toolbox is Empty and nothing to show
-   * @return {boolean}
-   */
-  public get isEmpty(): boolean {
-    return this.displayedToolsCount === 0;
   }
 
   /**
@@ -253,9 +269,7 @@ export default class Toolbox extends Module {
 
     const {toolbox: userToolboxSettings = {} as ToolboxConfig} = this.Editor.Tools.getToolSettings(toolName);
 
-    const button = $.make('li', [ Toolbox.CSS.toolboxButton ], {
+    const button = $.make('li', [ this.CSS.toolboxButton ]);
-      title: userToolboxSettings.title || toolToolboxSettings.title || toolName,
-    });
 
     button.dataset.tool = toolName;
     button.innerHTML = userToolboxSettings.icon || toolToolboxSettings.icon;
@@ -272,6 +286,17 @@ export default class Toolbox extends Module {
       this.toolButtonActivate(event, toolName);
     });
 
+    /**
+     * Add listeners to show/hide toolbox tooltip
+     */
+    this.Editor.Listeners.on(button, 'mouseenter', () => {
+      this.showTooltip(button, toolName);
+    });
+
+    this.Editor.Listeners.on(button, 'mouseleave', () => {
+      this.hideTooltip();
+    });
+
     /**
      * Enable shortcut
      */
@@ -285,6 +310,72 @@ export default class Toolbox extends Module {
     this.displayedToolsCount++;
   }
 
+  /**
+   * Add toolbox tooltip to page
+   */
+  private addTooltip(): void {
+    this.nodes.tooltip = $.make('div', this.CSS.tooltip, {
+      innerHTML: '',
+    });
+
+    $.append(this.Editor.Toolbar.nodes.content, this.nodes.tooltip);
+  }
+
+  /**
+   * Show tooltip for toolbox button
+   * @param {HTMLElement} button
+   * @param {string} toolName
+   */
+  private showTooltip(button: HTMLElement, toolName: string): void {
+    const toolSettings = this.Editor.Tools.getToolSettings(toolName);
+    const toolboxSettings = this.Editor.Tools.available[toolName][this.Editor.Tools.apiSettings.TOOLBOX] || {};
+    const userToolboxSettings = toolSettings.toolbox || {};
+    const name = userToolboxSettings.title || toolboxSettings.title || toolName;
+
+    let shortcut = toolSettings[this.Editor.Tools.apiSettings.SHORTCUT];
+
+    const fragment = document.createDocumentFragment();
+    const hint = document.createTextNode(_.capitalize(name));
+
+    fragment.appendChild(hint);
+
+    if (shortcut) {
+      const OS = _.getUserOS();
+
+      shortcut = shortcut
+        .replace(/shift/gi, '⇧')
+        .replace(/backspace/gi, '⌫')
+        .replace(/enter/gi, '⏎')
+        .replace(/up/gi, '↑')
+        .replace(/left/gi, '→')
+        .replace(/down/gi, '↓')
+        .replace(/right/gi, '←')
+        .replace(/escape/gi, '⎋')
+        .replace(/insert/gi, 'Ins')
+        .replace(/delete/gi, '␡')
+        .replace(/\+/gi, ' + ');
+
+      if (OS.mac) {
+        shortcut = shortcut.replace(/ctrl|cmd/gi, '⌘').replace(/alt/gi, '⌥');
+      } else {
+        shortcut = shortcut.replace(/cmd/gi, 'Ctrl').replace(/windows/gi, 'WIN');
+      }
+
+      fragment.appendChild($.make('div', this.CSS.tooltipShortcut, {
+        textContent: shortcut,
+      }));
+    }
+
+    const offset = 16;
+    const coordinate = button.offsetLeft;
+
+    this.nodes.tooltip.innerHTML = '';
+    this.nodes.tooltip.appendChild(fragment);
+
+    this.nodes.tooltip.style.left = `${coordinate + offset}px`;
+    this.nodes.tooltip.classList.add(this.CSS.tooltipShown);
+  }
+
   /**
    * Enable shortcut Block Tool implemented shortcut
    * @param {BlockToolConstructable} tool - Tool class

src/components/utils.ts

@@ -276,4 +276,36 @@ export default class Util {
     document.execCommand('copy');
     document.body.removeChild(el);
   }
+
+  /**
+   * Returns object with os name as key and boolean as value. Shows current user OS
+   *
+   * @return {[key: string]: boolean}
+   */
+  public static getUserOS(): {[key: string]: boolean} {
+    const OS = {
+      win: false,
+      mac: false,
+      x11: false,
+      linux: false,
+    };
+
+    const userOS = Object.keys(OS).find((os: string) => navigator.appVersion.toLowerCase().indexOf(os) !== -1);
+
+    if (userOS) {
+      OS[userOS] = true;
+      return OS;
+    }
+
+    return OS;
+  }
+
+  /**
+   * Capitalizes first letter of the string
+   * @param {string} text
+   * @return {string}
+   */
+  public static capitalize(text: string): string {
+    return text[0].toUpperCase() + text.slice(1);
+  }
 }

src/styles/toolbox.css

@@ -21,6 +21,51 @@
   &__button {
     @apply --toolbox-button;
   }
+
+  &__tooltip {
+    position: absolute;
+    top: 43px;
+    padding: 6px 10px;
+    transform: translateX(-50%);
+    border-radius: 5px;
+    line-height: 21px;
+    opacity: 0;
+    background: var(--bg-light);
+    box-shadow: 0 10px 12px -9px rgba(26, 39, 54, 0.32), 0 3px 2px -2px rgba(33, 48, 73, 0.05);
+    color: #5C6174;
+    font-size: 12px;
+    text-align: center;
+    user-select: none;
+    pointer-events: none;
+    transition: opacity 150ms ease-in, left 0.1s linear;
+    will-change: opacity, left;
+    letter-spacing: 0.02em;
+    line-height: 1em;
+
+    &-shortcut {
+      color: rgba(100, 105, 122, 0.6);
+      word-spacing: -2px;
+      margin-top: 5px;
+    }
+
+    &--shown {
+      opacity: 1;
+      transition-delay: 0.1s, 0s;
+    }
+
+    &::before {
+       content: '';
+       width: 10px;
+       height: 10px;
+       position: absolute;
+       top: -5px;
+       left: 50%;
+       margin-left: -5px;
+       transform: rotate(-45deg);
+       background-color: var(--bg-light);
+       z-index: -1;
+     }
+  }
 }