What's New

If your current version of dhtmlxGantt is older than 2.0, check Migration from Older Versions for details of updating.

9.0.4

December 3, 2024. Bugfix release

• Fix the issue where the SNET constraint date cannot be changed via the inline editor
• Fix the issue where Gantt returns the global calendar instead of the resource calendar for tasks that have a single resource assignment when the dynamic_resource_calendars config is disabled
• Fix the constraint date issue when changing the start date via the inline editor after reinitializing Gantt or resetting the layout
• Fix the script error with some configurations of gantt.plugins when using the gantt.getGanttInstance method without specifying a container
• Fix the issue where Gantt stops working when the auto_scheduling_project_constraint configuration is enabled, and tasks are grouped
• Ensure Gantt retains the task constraint after dragging a task

9.0.3

November 19, 2024. Bugfix release

• Fix the regression in styles for the Quick Info popup
• Resolve build warnings from PostCSS caused by the usage of 'start'/'end' instead of 'flex-start'/'flex-end'
• Prevent resource assignment from being removed when updated via the lightbox
• Fix the issue with an empty task array in resource_cell_value on non-working days when resource_render_empty_cells is enabled
• Correct the error occurring when clicking on buttons embedded into sections of the lightbox
• Ensure the resource panel and zoom levels remain in sync
• Prevent Inline Editors events from being removed after reinitializing Gantt or resetting the layout
• Fix the issue where the open state is not restored after redoing changes

9.0.2

November 11, 2024. Bugfix release

Fixes

• Fix the regression causing incorrect styles for task borders and progress when the task color is specified via properties of a task object
• Restore the functionality of the marker_class template
• Restore missing classname of the textarea section of the lightbox
• Correct the issue where deadlines are displayed outside the task row and are not fully centered
• Ensure that links are displayed above other links on mouse hover
• Fix the issue where baseline dates are not calculated when loading them using the parse method
• Correct positions of constrains for both regular and RTL views
• Prevent unnecessary link loops when linking parts of split tasks
• Fix the issue where Quick Info in detached mode is not hidden due to increased width and hardcoded styles
• Update the Export API to support tree indentation for Excel export
• Resolve the issue preventing task selection when the multiselect_one_level is enabled and a task on another tree level is selected
• Restore functionality of the export_api plugin in the TypeScript environment
• Update type definitions

9.0.1

October 21, 2024. Bugfix release

Fixes

• Fix the regression with the incorrect link position while dragging with enabled smart_rendering
• Fix the regression where the Resource Control of the lightbox expands beyond its container
• Correct the missing bottom border of time scale cells in the last row when cells are highlighted with custom CSS
• Fix the incorrect behavior of sticky labels when smart_scales is disabled
• Resolve the issue where Gantt continues vertically dragging a task after a right click
• Fix the issue where calling resetLayout breaks the functionality of the S-Curve Overlay plugin
• Prevent creation of duplicate links by the predecessor editor

9.0

October 17, 2024. Major update

Review of release on the blog

Breaking Changes

This update brings some changes in the structure of the Gantt package and behavior of the functionality. Make sure to check the Migration notes to be on the safe side.

New functionality

• Skins customization with CSS variables
• New Dark skin is introduced
• Built-in support for baselines is added
• Manually scheduled summary tasks are now supported
• Sticky labels for time scales

Updates

• Terrace skin is updated
• Default display of deadlines is added
• Default display of task constraints is added
• Source files of skins are now included in the package
• The setUndoStack and setRedoStack methods are added to the Undo plugin for managing the undo/redo stacks
• Ability to install the professional versions of the Gantt via npm
• Bluebird Promise library is removed from the core library
• Various improvements for scaling on high-definition screens and responsiveness on smaller screens
• Updated type definitions

Fixes

• Fix the incorrect link positions for Milestones when the parent task has a larger height
• Resolve the error that occurs during Auto Scheduling if auto-scheduling is canceled for a task
• Ensure split tasks are properly displayed within the split parent row
• Correct the Auto Scheduling of projects when a subtask link has a lag of 0
• Fix incorrect link positions for split tasks that have different row heights
• Ensure Gantt properly auto-schedules projects with 2 levels of tasks
• Fix the issue where Gantt doesn't return the fixedDate "assignments" in the resource_cell_value when the task is outside the specified date range

8.0.11

October 8, 2024. Bugfix release

Fixes

• Fix the Grid scrolling with the Timeline when a column resizer is present on the rightmost column
• Prevent the lightbox from switching to the wide_form mode upon adding the Time section
• Ensure the number editor respects min and max properties, preventing entry of values outside the defined range
• Fix the error on deleting a task inside the gantt.batchUpdate method while tasks are displayed in the Resource Panel
• Correct the lightbox positioning to be properly centered in the Salesforce environment
• Fix Keyboard navigation stopping due to the row_height setting
• Correct the dates for project Auto Scheduling in some scenarios, so only one auto-scheduling call is needed for accurate results
• Resolve the issue with Keyboard navigation when the Resource Histogram is present on the page
• Fix the initialization error on touch-enabled devices when gantt.getGanttInstance is called with configuration parameters
• The gantt.load method is removed from the Node.js version
• Fix the error thrown by Gantt when defining a custom getVisibleRange function
• Resolve the regression causing Gantt to scroll to a task after it is updated when Keyboard navigation is enabled
• Ensure grid sorting works properly when clicking the sort icon in the header
• Fix inconsistent task repainting when drag_timeline is enabled

8.0.10

August 23, 2024. Bugfix release

Fixes

• Fix the issue where Gantt didn't merge date settings from the second Calendar
• Fix the issue where Resources were not assigned when the "hide empty" option was enabled
• Fix the getLightboxSection method returning a null for the Resource Section until any value was modified
• Fix the issue where templates of the Resource Histogram were not called for tasks starting before the minimum date but ending within the displayed date range
• Fix the issue where Resource Assignments were not saved after changing the task type
• Fix the issue where the 'project' task type was not set in the lightbox
• Fix the issue where worktime settings of the merged calendar were treated as weekends
• Fix the issue that prevented grouping by resources when a task had Resource Assignments on different dates
• Fix the error caused by attempting to filter split tasks with no children using the onBeforeSplitTaskDisplay event
• Fix the issue where Resource Assignments were not updated after dragging the project with subtasks

8.0.9

June 18, 2024. Bugfix release

Fixes

• Resolve the issue where tasks disappear after using keyboard shortcuts to indent or outdent multiple times
• Fix the issue that prevented reopening the Inline editor after vertically scrolling the Gantt
• Fix the issue with DataProcessor ignoring custom headers specified in the gantt.createDataProcessor method
• Fix tasks display issue that occurs when onBeforeLightbox handler returns false while creating a new task
• Fix the incorrect markers height when timeline_placeholder config is enabled
• Fix Formatter working only with Latin symbols
• Fix the issue that causes tasks to disappear after vertically dragging a parent task
• Fix the incorrect work of keyboard shortcut for scrolling when smart_rendering is enabled
• Fix the issue with custom properties of Resource Assignments objects not being included after parsing
• Update TypeScript type definitions

8.0.8

May 31, 2024. Bugfix release

Fixes

• Fix the issue that caused the Undo extension to skip some actions in bulk operations
• Fix the script error that occurs when gantt.deleteLink is called from the gantt.silent function
• Fix the incorrect behavior of Auto Scheduling when two connected tasks have different calendars
• Fix the script error that occurs after creating a circular link
• Fix the script error that occurs after destroying the Gantt which has an editable Resource Panel
• Fix the issue that caused the tooltip to disappear in some browsers

8.0.7

May 16, 2024. Bugfix release

Fixes

• Fix the script error occurring in the trial build on SalesForce
• The onAfterTaskUpdate event now fires before Auto Scheduling events after dragging tasks in the timeline
• Fix the duplicate event firing while interacting with a selected task when the Multiselect extension is enabled
• Fix the script error that happened when the first task in the chart did not contain dates
• Add the lightbox section name as a class name to the section element for better identification
• Fix the inability to unschedule tasks from the lightbox when Auto Scheduling is enabled
• Fix the resize_rows marker positioning when scrolling the Gantt chart
• Prevent Auto Scheduling of linked unscheduled tasks
• Fix Gantt crash while adding Rollup tasks with disabled smart rendering
• Fix dragging of split tasks on touch devices
• Fix errors that occurred with the isCriticalTask, getFreeSlack, and getTotalSlack methods for unscheduled tasks
• Fix the error occurring when a linked project contains only unscheduled child tasks

8.0.6

September 25, 2023. Bugfix release

Fixes

• Enhancements and corrections in the usage of WAI-ARIA attributes for improved accessibility
• Fix the issue of decreasing grid's width after repainting when the grid_elastic_columns config is enabled
• The default number of undo_steps is increased from 10 to 100
• The Export API client is now integrated into the GPL version of Gantt, previously it has been included only in PRO versions
• Add support for the https export server endpoints in the Node.js version of Gantt

8.0.5

September 1, 2023. Bugfix release

Fixes

• Fix incorrect warnings triggered by enabling extensions via the gantt.getGanttInstance configuration
• Fix the incorrect work of gantt.exportToExcel() when the skip_off_time config is enabled
• Improvements for the Samples Viewer

8.0.4

July 31, 2023. Bugfix release

Fixes

• Fix issue with DataProcessor not tracking changes of the Resource Datastore
• Resolve an error that occurred after dragging a task when the process_resource_assignments config is disabled
• Fix the incorrect work of gantt.calculateEndDate when subtracting dates in minute units
• Minor performance improvement for layouts with visibility groups

8.0.3

June 14, 2023. Bugfix release

Fixes

• Performance improvements for the Resource Panel
• Fix incorrect calculation of Free Slack for tasks with a negative Lag
• Fix incorrect calculation of Critical Path for tasks with 100% progress

8.0.2

May 31, 2023. Bugfix release

Fixes

• Fix Export errors that happen when LinkFormatters are used.
• Fix the incorrect work of the Undo extension with Resources and Resource Assignments
• Type definitions are updated
• Performance improvements for Rollup tasks rendering
• Performance improvement for Split Tasks rendering
• Other performance improvements

8.0.1

March 30, 2023. Bugfix release

Fixes

• Fix an error thrown from gantt.showCover() called when the lightbox is not opened
• Fix regression in split tasks which caused a script error for the split tasks displayed outside of the time scale
• Fix regression in the gantt.addLinkLayer() method
• Fix the incorrect work of auto scheduling with MSO, FNET, and FNLT constraints when the settings of work time contain a minute part
• Fix work of the onBeforeSplitTaskDisplay event on scroll

8.0

March 20, 2023. Major update

Review of release on the blog

Breaking changes

Check the Migration article to keep in step with the latest version.

New functionality

• Updated Resource Management:
  • resources and resource assignments can now be loaded together with the data
  • changes of resources and resource Assignments can be captured using the DataProcessor
  • reduced amount of boilerplate code required to use the Resource panel
• Grouping tasks functionality now can preserve the original Gantt tree structure inside groups:
  • new save_tree_structure parameter of the groupBy() method
• Empty state screen:
  • new show_empty_state property
  • new emptyStateElement extension
• The ability to extend the background grid of the timeline to the whole container:
  • new timeline_placeholder property
• Improvements for rollup items and split tasks:
  • the ability to style separate rollup items and split tasks
  • the ability to hide all rollup items from the project task
  • the ability to control where rollup items are displayed (new onBeforeRollupTaskDisplay event)
  • the ability to filter split tasks (new onBeforeSplitTaskDisplay event)
  • performance optimization for display of split tasks
• The ability to delete items only after receiving confirmation from the backend:
  • new deleteAfterConfirmation parameter of the dataProcessor configuration object
• Updated Auto Scheduling & Constraint calculation:
  • tasks now can inherit the constraint type from parent projects:
    • new auto_scheduling_project_constraint property
• Improvements for Critical Path, Slack and Auto Scheduling:
  • Critical path, Slack and Auto scheduling algorithms can now use progress of a task:
    • new auto_scheduling_use_progress property
  • total slack can now be calculated for projects
  • major performance improvement of critical path calculation
• The getTaskBy() method now allows selecting 'project' tasks:
  • new types parameter of the getTaskBy() method
• The ability to put any HTML content into the cells of the Timeline:
  • new timeline_cell_content template
• The export API is included into gantt.plugins and no longer requires adding additional JS file. Check the Migration article

Updates

• Updated TypeScript type definitions

Fixes

• Fix the duration calculation issue with minute duration_unit and custom working time settings
• Fix various issues with slack calculation
• Fix the script error on data loading when Slack calculations are enabled
• setWorkTime method now supports setting rules for dates inside customWeeks
• Fix the issue with smart rendering that causes blank spaces instead of data in the Gantt
• Fix the issue with vertical reordering of rows in the Grid when some rows have custom heights
• Fix the incorrect work of Inline editors when the Multiselect extension is enabled
• Fix the incorrect display of Quick Info popup when gantt.config.quick_info_detached config is set to false
• Correct arguments of is_valid function of Inline Editor interface. The function now receives the column object
• Ensure the parent property of task is saved correctly when the task is created with gantt.groupBy active
• Fix the issue with unexpected vertical scroll when placeholder tasks and Keyboard navigation are enabled
• Fix the issue with DataProcessor causing some changes not to be set to the backend after Auto Scheduling
• Fix the incorrect work of vertical reordering, which allowed task rows to being dragged outside the Gantt
• Fix the incorrect order of odd CSS classes of rows in the Resource panel

7.1.13

November 4, 2022. Bugfix release

Fixes

• Fix the incorrect work of the gantt.addLinkLayer() method with the smart_rendering property
• Fix issues with display of S-Curve Overlay together with different time scales
• Fix the issue with resizing of grid columns when the grid_elastic_columns property is enabled
• Fix the issue that caused Gantt to reset the position of the vertical scroll after deleting a task using Keyboard Navigation
• Fix the incorrect work of the treeDatastore.move() method
• Fix the issue with the gantt.parse() method, extra collections from the dataset should be available via the gantt.serverList() method
• Fix the issue with the gantt.groupBy() method, which caused the selection state to reset after grouping
• Fix compatibility issues with Vue.js v3.x
• Fix the script error thrown from the gantt.getConstraintLimitations() method when the specified task didn't have 'constraint_date'
• Fix compatibility issues with SalesForce Web Security
• Fix the issue which caused focus to be returned to the Gantt after clicking outside the Gantt container when Keyboard Navigation was enabled
• German locale is updated
• Now it is possible to open the inline editor after one click on a task in the multi-selection mode (the inline_editors_multiselect_open property is added)

7.1.12

June 16, 2022. Bugfix release

Fixes

• Fix the incorrect work of the gantt.isWorkTime() method with the "week" time unit
• Fix the issue that prevented tasks and links from being rendered when they were added via the gantt.silent() method
• Fix the issue that caused the "Task not found" error message to be shown after data loading in some cases
• Fix the incorrect work of the gantt.changeLightboxType() method that left old lightbox elements in DOM
• Fix the incorrect calculation of the end dates of tasks when the tasks overlap after the Summer/Winter clock change
• Fix the issue that caused the Resource Grid to disappear when the user edited a resource value using the cell editor
• Fix the script error that happened when the Gantt layout contained the "resourceGrid"/"resourceTimeline" views but not included the "grid"/"timeline" views
• Fix the incorrect work of the autosize config when the Gantt layout contained Resource Panel
• Fix the lightbox for split tasks, the lightbox now should be displayed when you double-click on a split task

7.1.11

April 27, 2022. Bugfix release

Fixes

• Fix sourcemaps for compressed Gantt files
• Fix the incorrect position of markers when autosize = 'y' was applied
• Fix the incorrect position of the tooltip and some other elements of Gantt in cases when the Gantt container had extra margin or vertical offsets
• Fix the issue that caused rows of the editable resource diagram to change the order after the first cell of the resource assignment was edited
• Fix the issue that caused the incorrect work of the smart rendering after expanding or collapsing of tasks in some cases
• Fix the issue with the onBeforeDrag event which didn't block the default actions when the click_drag and drag_timeline extensions were activated
• Fix the script error that fired when the changeId() method was called for the resource assignments store
• Scrollbars of the default Gantt layout no longer require fixed scrollVer/scrollHor names to work correctly
• Split tasks now receive the 'gantt_selected' class on selection, in the same way as regular tasks do

7.1.10

March 16, 2022. Bugfix release

Fixes

• Fix the issue which caused Gantt not to render a project task if it didn't have children and the start_date parameter was specified for the task
• Fix the issue with resizing a task row by drag and drop if the task ID was either a non-number value or a numeric string with more than 16 symbols
• Fix the incorrect work of visibility groups which prevented the sizes of the grid and time scale from being synchronized in the complex layout
• Fix the issues with task dates after dragging several tasks horizontally at once
• Fix the issue which caused dataProcessor not to send all updates from different datastores when the auto-update mode was disabled
• Fix the issue which caused the milestone with the FF link to be moved to the next day
• Fix the incorrect calculation of the end_date of milestones when using backward scheduling and setting project_end to the non-working time
• Fix the incorrect work of task reordering if HTML elements were displayed above the gantt
• Fix the issue with the unsetWorkTime() method when the date/day configuration was removed from the calendar but the changes were not applied immediately
• Fix the issue with the clearAll() method which didn't clear selected tasks if the multiselect extension was enabled
• Fix the error appeared when applying the exportToExcel() method with the visual: true parameter and setting the duration_unit config to 'hour'

7.1.9

January 10, 2022. Bugfix release

Fixes

• Fix the issue with alignment of subtasks after dragging a project in the "year" scale and switching between scales dynamically
• Fix the issue which caused the duration of the project to change after dragging the project with subtasks in the "month" scale
• Fix the issue with Auto Scheduling that caused the constraint type to be changed from "ASAP" to "SNET" after changing the duration of the task
• Fix the incorrect work of backward scheduling after changing the start and end dates via inline editors when schedule_from_end is enabled
• Now it is possible to open the lightbox for read-only tasks in the read-only mode
• Now it is impossible to edit read-only tasks via the lightbox
• Fix the issue with the lightbox which caused it not to open for editable tasks in the read-only mode (appeared in v6.3.1)
• Fix the issue with resizing columns in grid after hiding the timeline via show_chart
• Fix the issue with Auto Scheduling which couldn't be canceled after changing values of project_start and project_end
• Fix the issue which caused the gantt to assign constraints to the tasks with disabled auto-scheduling
• Fix the issue with defining a year range by the lightbox when the range of dates of tasks is more than 10 years and a range for the year selector isn't specified
• Fix the script error that was thrown after loading Gantt if a horizontal scrollbar was attached to 3 or more vertical views
• Fix the incorrect work of the onBeforeTaskAutoSchedule event after setting the ASAP constraint for the task without links when the strict mode is enabled
• Fix the error occurred when running minified versions of Gantt in Next.js projects
• Fix the issue which caused the width of Gantt to be changed after initializing the gantt instance inside an empty container

7.1.8

November 30, 2021. Bugfix release

Fixes

• Fix the script error that was thrown from the gantt.groupBy method when the Resource Histogram and fit_tasks config were enabled
• Fix the incorrect work of the Undo extension that didn't send updates to the server when vertical reordering was reverted
• Fix the issue with the Export to MS Project module which in some cases caused an Unknown error result when custom properties were sent to the export
• Fix the incorrect work of the gantt.silent method, which did not prevent gantt.changeTaskId from triggering API events and repaints
• Fix the incorrect work of the gantt.undo method that did not restore the original vertical position of the reverted item
• Fix the incorrect work of the resource assignment form which caused gantt to replace the user-provided id of the resource assignment with an auto-generated value
• Fix the incorrect work of gantt.changeTaskId in cases when the affected tasks had nested items, which caused the level of nested items to be calculated incorrectly

7.1.7

October 5, 2021. Bugfix release

Fixes

• Fix issues with incorrect calculation of the total slack values
• Performance improvement for total slack calculation
• Style fixes for the lightbox in the Material skin
• Fix the issue with the Zoom plugin that prevented the zoom.init method from working when calling the method after gantt.init
• Fix the script error that happened when using the inherit_calendar config together with the gantt.groupBy method
• Fix the script error thrown when adding tasks via gantt.batchUpdate if the placeholder task is active
• Fix the issue that allowed the placeholder task to be sorted, reordered, or accept subtasks
• Fix issues with incorrect size of grid columns
• Fix the incorrect work of the column's resizers which conflicted with reordering of the columns

7.1.6

August 23, 2021. Bugfix release

Fixes

• Fix the incorrect work of the auto_scheduling_move_projects config when schedule_from_end is enabled
• Fix the incorrect work of the onrender callback of the column which caused custom elements to disappear when the grid is scrolled quickly
• Fix the regression (appeared in v7.1.5) which caused rows of the grid to disappear after the grid cell is resized in complex layouts
• Fix the incorrect work of the size/visibility groups which prevented the sizes of columns from being synchronized in the complex layout
• Improved the display of the grid when the gantt is rendered in a small container

7.1.5

July 22, 2021. Bugfix release

Fixes

• Fix the incorrect work of vertical reordering of tasks in the "marker" mode when gantt rows have different heights
• Fix the issue with the sizes of the timeline and the grid in some layouts when the show_grid and show_chart configs are disabled
• The data-column-name and data-column-index attributes are added for cells of the grid header
• Fix the incorrect display of the grid after re-initialization of the gantt after removing all columns from the config
• Fix the issue that caused the resource panel configuration to overwrite the main configuration of the gantt in Vue.js applications
• Added the ability to modify the configuration of the resource panel on the fly by modifying the configuration object provided to the resource layout

7.1.4

June 30, 2021. Bugfix release

Fixes

• Fix the incorrect work of unsetWorkTime that caused affected dates to have incorrect work hours
• Fix the script error thrown in the Resource histogram after scrolling the histogram when resource_render_empty_cells is set to false and smart_rendering is enabled
• Fix the incorrect work of the editNextRow and editPrevRow methods of the Inline Editors module
• Fix the incorrect work of the Quick Info popup that caused the popup to be displayed after clicking on the "add" button in the grid
• Fix the incorrect work of the ASAP constraints that caused tasks not to be moved to the earliest date of the project
• Fix the incorrect work of Inline Editors that prevented constraints from being edited via the inline editor
• Fix the incorrect behavior of the "scroll into view" logic of Keyboard Navigation which called an unnecessary scroll when selected task bars are visible
• Fix the script error thrown when the mouse is moved outside the container when the click_drag extension is enabled
• Performance improvements for the auto_types configuration option of Gantt

7.1.3

May 25, 2021. Bugfix release

Fixes

• Fix the script error thrown on gantt.moveTask call when some tasks are hidden via the onBeforeTaskDisplay event
• Fix the issue with the speed of the scroll in the latest Firefox browser
• Performance improvement for calculations of working time

7.1.2

April 26, 2021. Bugfix release

Fixes

• Major performance improvement of the resource panel
• Fix the script error thrown when gantt.destructor is called while gantt.load is in progress
• Fix the incorrect behavior of split tasks on change of the task id
• Fix the incorrect work of scroll on mouse wheel in Angular

7.1.1

April 19, 2021. Bugfix release

Fixes

• Fix the regression in the click_drag plugin
• Fix the Security Violation error thrown from the gantt when setting the gantt.config.csp config to the "auto" mode
• Fix code build settings that caused the package code v7.1.0 to contain ES6 syntax, the library is again ES5 compatible
• Fix the script error fired when trying to resize a grid column when gantt.config.reorder_grid_columns config is enabled
• Update TypeScript type definitions
• Add the onDestroy event to the datastore
• Performance improvement for gantts with a large number of task calendars
• Performance improvement for calculations of resource assignment during batchUpdate and autoScheduling

7.1

April 8, 2021. Minor update

Review of release on the blog

Breaking changes

The update brings changes to some parts of the component. While the update doesn't introduce any changes that would require modifying the existing code, be sure to check the Migration article.

New functionality

• The ability to assign resources to the specific dates of the task
• The new gantt.getTaskAssignments() method
• The ability to manage the resource assignments via the new gantt.config.process_resource_assignments and gantt.updateTaskAssignments() Gantt API
• Rollup tasks and milestones
• The ability to hide task bars and milestones in the timeline area
• The ability to set different working hours for different time spans
• The ability to set the height for a separate row in the grid
• The ability to resize a row in the grid by drag-and-drop
• The ability to get the height of the DOM element of the task via the gantt.getTaskBarHeight() method
• New events: onBeforeRowResize, onRowResize, onBeforeRowResizeEnd, onAfterRowResize
• The onrender callback for rendering a grid cell into DOM is added
• The onrender callback for rendering a custom element of the task layer into DOM is added

Fixes

• Fix the issue with reordering tasks vertically in the resource view when resources have values assigned
• Fix the issue that caused "resource_cell_value" not being called and the resource markers not being rendered if a task doesn't start at the beginning of the timeline cell
• Fix the issue that caused Gantt to stop working when deleting the task with the id that already exists in the data store
• Fix the script error thrown when specifying the 0 number value as a task id even if the "root_id" parameter is set
• Fix the issue that caused the resizer listener not to work in Salesforce environment
• Fix the script error appeared when applying Fullscreen Extension several times together with its methods
• Fix the issue with Keyboard Navigation Extension that caused navigation in Grid to stop working when adding the plugin several times
• Fix the issue with Inline Editors when the editor couldn't be opened in a cell located after a column hidden via the hide:true property

7.0.13

February 15, 2021. Bugfix release

Fixes

• Fix the script error happened when the layout configuration is changed dynamically and gantt.addTaskLayer is used
• Fix the issue with the initial inner height of the resource histogram when the fetchTasks option is used
• Fix the incorrect work of the predecessor editor which caused it to delete existing links when the value is edited
• Fix the incorrect work of the gantt when a task with a non-unique ID is added to the gantt via the gantt.addTask and gantt.parse methods
• Performance improvement for drag and drop when the auto_types and drag_project configuration options are enabled
• Performance improvement for calculation of working time when duration_unit is set to "day"

7.0.12

January 14, 2021. Bugfix release

Fixes

• Fix some minor issues with vertical drag and drop in large projects
• Fix the issue with the incorrect size of the container when the autosize config is used
• Keyboard navigation should now work correctly with the horizontal scroll of the grid
• HTML views of Layout now support external scrollbars
• Fix the issue that caused the incorrect state of the grid after reordering tasks, if the additional grid was added to the layout
• Fix the script error that happened after clearing and reloading the resource panel if a resource was selected
• Add the ability to disable automatic correction of the end date in the time section of the lightbox, which was applied when the selected start date was greater than the end date
• Fix a typo in the default config of Duration Formatter
• Fix the script error thrown when the gantt is destroyed while a popup message is shown
• Fix the initial position of the horizontal scroll in Grid and Timeline in the RTL mode
• Fix the incorrect work of the lightbox which caused the selected type of a task not to be saved if the typeselect control was not added to the lightbox configuration
• Fix the issue that caused markers to disappear after calling the gantt.resetLayout() method
• Fix the performance issue with the drag_project config used in large projects
• Fix the issue that prevented the QuickInfo popup from being displayed in the read-only mode when custom buttons were added to the config

7.0.11

November 11, 2020. Bugfix release

Updates

• Add the container_resize_timeout config for changing the timeout before redrawing Gantt when resizing the container
• Add the wheel_scroll_sensitivity config for changing the speed of scrolling the gantt by the mouse wheel

Fixes

• Fix the bug with Auto Scheduling when using different working calendars
• Fix the conflict between placeholder tasks and Auto Scheduling
• Fix redundant repaints when sort is enabled
• Fix the issue with Inline Editors and a scrollable grid, when inline editors lose focus right after click
• Fix the issue that caused Gantt to close the Quick Info popup when the user clicks on it

7.0.10

September 22, 2020. Bugfix release

Fixes

• Fix the incorrect work of vertical resizers (the regression appeared in v7.0.9)
• Prevent unexpected page refresh which happened during vertical reordering of tasks on Android Chrome (pull-to-refresh)
• Fix the script error which fired during creating a link on mobile Firefox
• Fix the incorrect work of task selection when the multiselect config is enabled but the multiselect plugin is not activated
• Improve the work of HTML select controls inside Inline Editors
• Fix the incorrect work of Auto Scheduling when linked tasks use different work calendars
• The gantt.plugins method will not activate plugins which are specified with false value
• Fix the conflict between Inline Editors and Keyboard Navigation
• Fix the issue that caused Inline Editors to close on double click

7.0.9

August 27, 2020. Bugfix release

Fixes

• Fix the script error on the second initialization of Gantt when custom datastores are added
• Fix the incorrect work of auto-scheduling when using with FF and SS links and when the source and target tasks use different working calendars
• Fix the incorrect calculation of working time when duration_unit is set to "minute" and the start time is set to the middle of a non-working day
• Fix touch support for Safari iPad on iPadOS v13.6
• Fix the sizes of the Lightbox modal overlay on mobile devices
• Fix the incorrect display of lightbox buttons in some browsers
• Fix support of Italian and Portuguese locales in the gantt.i18n module
• Fix the bug in the Parent control of the Lightbox which caused the incorrect work when tasks were assigned to the root level
• Fix the script error which happened when initializing a gantt inside an iframe
• Fix the incorrect work of the redo config when the undo config is disabled

7.0.8

July 24, 2020. Bugfix release

Fixes

• Fix some issues with touch support on Android/iOS devices
• Fix regression (appeared in v7.0.6) with link creation and gantt.isLinkAllowed method
• Fix the script error which was thrown when the 'locale' parameter was used in gantt.getGanttInstance
• Fix the script error that was thrown from gantt.destructor when the Keyboard Navigation and the Quick Info extensions were used

7.0.7

July 17, 2020. Bugfix release

• Fix the syntax error in type definition of gantt.Promise

7.0.6

July 16, 2020. Bugfix release

Fixes

• Fix script errors that were fired on touch devices during drag and drop
• Fix the incorrect work of the Auto Scheduling extension when types of links were defined using numeric values
• Reduced the number of redundant repaints of the resource histogram
• Performance improvements for the task grouping extension
• Fix the ability to scroll a resource timeline on touch devices
• Fix the incorrect work of the resource control when the 'hide empty' button is used
• The return type of gantt.Promise in type definitions is fixed

7.0.5

June 19, 2020. Bugfix release

Updates

• Performance improvements for work time calculation when the duration_unit config is set to "hour"
• Performance improvements for work time calculation when the duration_unit config is set to "minute"
• The ability to specify working calendars in the configuration object of Gantt.getGanttInstance is added

7.0.4

June 4, 2020. Bugfix release

Fixes

• Removed the 10000px limit on the gantt size in the autosize mode, which should allow printing larger charts
• Drag and drop now finishes when the user releases the mouse button over any part of the document body rather than over the gantt container only
• Portuguese locale was updated
• The return type of gantt.columnIndexByDate in type definitions is fixed
• Fix script errors that were fired when the Gantt instance was destroyed during drag and drop
• Fix the incorrect calculation of end_date/duration when duration_unit is set to "minute" and the last worktime interval finishes after 23:00
• Fix the issue which caused groups of the grouping extension to expand whenever the user modified any task
• Fix the issue which caused the second parameter of dataProcessor.setTransactionMode to be ignored if an object was passed into the first parameter
• Fix the issue which caused the active inline editor to disappear after repaint of Gantt
• Fix the issue with the static_background extension which caused mouse click on empty cells to be interpreted as a click on task elements
• Gantt now dynamically repaints links between split tasks during drag and drop
• Fix the script error which was thrown from gantt.addTask in the node.js package
• Fix the script error which was thrown from gantt.destructor in the node.js package

7.0.3

May 14, 2020. Bugfix release

Fixes

• Fix regression in the setWorkTime method which caused a script error when the working time was set for a specific day
• Fix the incorrect work of the Keyboard Navigation extension when Gantt is used inside a SalesForce Lightning Web Component

7.0.2

April 30, 2020. Bugfix release

Fixes

• Fix the incorrect work of date formatters when gantt.config.csp is set to true
• Fix regression in the click_drag and drag_timeline extensions which caused the incorrect work when multiple instances of Gantt were created
• Fix the incorrect css class of a task row element after returning the error status from the dataProcessor router function
• Fix the incorrect work of inline editors inside Shadow DOM

7.0.1

April 16, 2020. Bugfix release

Fixes

• Major performance improvement for calculation of tasks' duration in the working minutes
• Fix regression in the Tooltip and Undo extensions which caused the incorrect work when multiple instances of Gantt were created
• Fix the issue with the reordering of grid columns which caused the timeline to scroll when a mouse pointer moved to the edge of the grid during drag and drop
• Fix the incorrect position of the column after its dragging and dropping to the right side of the grid border
• dataProcessor custom router should now work correctly with rejected promises
• Fix the regression in smart rendering which caused some links not to be visible
• Split tasks now display not only the first level children but also all nested subtasks
• Fix the issue with split tasks and smart rendering which happened when a split task had the 'task' type
• Fix the issue with split tasks which caused the gantt not to calculate the duration of the 'project' tasks nested in a split task
• Fix the incorrect position of a placeholder after opening an inline editor in the RTL mode

7.0

April 7, 2020. Major update

Review of release on the blog

Breaking changes

The update brings multiple changes in the API methods. Check the Migration article to keep in step with the latest version.

New functionality

• Ability to create a Gantt instance in Node.js
• The grid_elastic_columns config for adjusting the size of columns during resizing of the whole grid is added
• Ability to reorder columns of the grid by drag and drop
• The QuickInfo extension now provides the ability to have control over the popup manually via the methods of the gantt.ext.quickInfo object
• Ability to truncate long text with ellipsis in grid columns
• The dynamic_resource_calendars config and mergeCalendars method are added for merging multiple calendars automatically and manually respectively
• The getResourceCalendar method is added
• Ability to specify working time in minutes

Updates

• Locale files were removed from the package, new API for the Gantt chart localization is added
• All extensions must be activated now via the plugins method
• Gantt.getGanttInstance now can take a configuration object while creating a new Gantt instance
• The CSP extension was removed from the package, the csp mode is enabled by default
• The settings object as the third parameter of the attachEvent method is added
• The format for setting working hours in the setWorkTime method is simplified
• The default working hours are changed from 8:00-17:00 to 8:00-12:00, 13:00-17:00
• The format of the gantt.config.resource_calendars config is simplified
• Video Guides are added in the documentation

Fixes

• Fix the bug which caused a column to change width after hiding and showing the column again
• Fix the bug which disabled the ability to select any task when the multiselect extension was disabled via the multiselect config
• Fix the incorrect work of gantt.sort for tasks with equal start dates
• Fix drag and drop of a link when Gantt is initialized inside a Web Component

6.3.7

February 12, 2020. Bugfix release

Fixes

• Significant performance improvement for smart rendering of chart and resource panel

6.3.6

February 10, 2020. Bugfix release

Fixes

• Fix the regression in gantt.resetLayout which caused the script error
• Fix the issue with the QuickInfo popup which caused it to be positioned behind the resource panel in some cases
• Fix the script error thrown from the gantt.getShortcutHandler method
• Fix the script error thrown from the tooltip.show(x, y) method
• gantt.getTaskNode now returns the correct HTML element for split tasks
• Fix the issue with horizontal scrollbars not being displayed when visibility groups are specified in some layout configurations

6.3.5

January 31, 2020. Bugfix release

Fixes

• Fix the issue with task grouping which caused vertical scroll position to reset after moving any task with drag and drop
• Fix the script error which happened when drag_timeline config was set to null
• Fix the incorrect position of highlighted cells when static_background and static_background_cells are enabled and smart_rendering is disabled
• Fix the issue with the onAfterBranchLoading event not being called
• Fix the incorrect work of the smart rendering when the value of task_height is less than the value of row_height

Updates

• A public method for rebuilding the Gantt layout after changing its config is added

6.3.4

December 27, 2019. Bugfix release

Fixes

• Fix crashes of the resource load diagram when smart rendering is switched off
• Fix issue with the custom task property named "unit", as Gantt considered it as a duration unit value and multiplied the task duration after its dragging
• Fix the incorrect Tooltip position when the autosize config is enabled
• Fix the incorrect alignment behavior of grid cells when both the scrollable property and autofit config are set to true
• Creating a link between a task in the timeline and a placeholder in the grid is now blocked
• Fix the bug with the auto scheduling extension that caused Gantt to freeze when a task has the constraint type (SNET/FNET/SNLT/FNLT) with no date specified, or with an invalid date

6.3.3

December 18, 2019. Bugfix release

Fixes

• Fix the incorrect resizing behavior of grid that disabled the Timeline in some cases
• gantt.parse should now correctly update the project tree when a parent task is loaded after its children
• Fix compatibility with SalesForce Lightning Aura components framework (Evaluation build)
• Fix the incorrect position of the Tooltip in SalesForce environment
• Fix the incorrect Tooltip position when the gantt container has a vertical margin
• Add missing WAI-ARIA attributes to elements inside the gantt
• Fix the incorrect work of the min_duration config
• Fix the incorrect work of link formatters with custom instances of the gantt

6.3.2

December 10, 2019. Bugfix release

Fixes

• Fix the script error which happened when gantt.destructor was called when the click-drag feature was enabled
• gantt.parse no longer modifies data objects passed into arguments, deep copies are made instead

Updates

• TypeScript type definitions were updated
• onBeforeBranchLoading and onAfterBranchLoading public events were added so it would be possible to modify the url or dynamic parameters of dynamic loading requests
• Added a public method for changing the url of the dataProcessor after its initialization

6.3.1

November 29, 2019. Bugfix release

Fixes

• Fix the regression in the smart rendering which caused links not to be rendered in some cases
• Fix the bug that allowed modifying and creating new tasks with keyboard navigation when the read-only mode is activated
• Fix the display issue with Fullscreen extension which allowed some page elements to be displayed over the gantt in the fullscreen mode
• Fix the bug that caused the drag-timeline extension to reset the value of the readonly config

6.3

November 14, 2019. Minor update

Review of release on the blog

Breaking changes

The update brings multiple changes in the API methods. Check the Migration article to keep in step with the latest version.

New functionality

• Ability to specify decimal units for the duration of tasks
• Ability to scroll the timeline via mouse click and drag
• Ability to drag and drop multiple tasks horizontally

Updates

• Ability to display tasks outside the explicit start_date and end_date range of the time scale
• Add a new task_end_date template for formatting end dates of tasks
• Ability to add custom actions to the Undo stack
• Ability to connect custom layers to smart rendering
• Inline editors for predecessors now support formatted values of links
• Remove default limits for input values in date inline editors
• Ability to specify the root node for the Fullscreen extension
• Ability either to change or disable horizontal scroll by shiftKey+mousewheel
• Roboto font was removed from Material skin and has to be imported manually

Fixes

• Fix crashes of the resource histogram when smart rendering is switched off
• Fix compatibility with r.js compressor
• Fix various conflicts between keyboard navigation and inline editors
• Fix the incorrect state of the DataProcessor when tasks and links were modified sequentially from a custom router
• A correct data object of Task/Link is now also passed into delete call of a custom router

6.2.7

October 11, 2019. Bugfix release

Fixes

• Fix the issue with vertical resizing of grids with horizontal scroll in complex layouts
• Fix the incorrect work of the resource histogram when the scale step is greater than one
• Fix the reopened bug with collapsed branches after calling gantt.parse from v6.2.4 bugfix

6.2.6

September 19, 2019. Bugfix release

Fixes

• Fix the regression in v6.2 Smart Rendering which in some cases caused incorrect vertical positions of tasks after re-initialization of the Gantt
• Fix the issue with QuickInfo popup not being displayed for unscheduled tasks
• Fix incorrect work of extension files with the Ultimate build of Gantt

6.2.5

September 12, 2019. Bugfix release

Fixes

• Fix incorrect initial values of subtasks in the onBeforeTaskChanged event handler after dragging a project with subtasks
• Fix incorrect work of the grouping extension when auto task types are enabled
• Fix the script error after returning the false value from the onTaskLoading event handler
• Add clearer error messages for the exceptions that can be thrown from gantt.load and gantt.parse

6.2.4

September 5, 2019. Bugfix release

Fixes

• Fix the issue with task branches being collapsed after updating data using the parse method
• Fix the incorrect work of smart rendering in the resource view
• Fix the issue which caused the Zoom module to attach redundant DOM event handlers on each re-initialization of the Gantt

6.2.3

August 29, 2019. Bugfix release

Fixes

• Fix the incorrect work of the Constraint control in IE11 and MS Edge browsers
• Fix the size of the Gantt element in Fullscreen mode
• Fix the issue with onExpand and onCollapse events not being called from Fullscreen mode
• Correct the Tooltip position when the mouse pointer is near the left/right edge of the screen
• The Tooltip should now be hidden when the Lightbox is opened
• The Tooltip should now be hidden when the chart is scrolled
• Fix the incorrect work of Tooltip which caused the tooltip not to be updated when mouse pointer moved between two elements matching the same selector
• Fix the incorrect work of getTaskBy when null or 0 is provided as a second argument
• Fix the issue with WBS column not being updated after sorting the gantt
• Fix the incorrect display of static_background in Material skin

6.2.2

August 13, 2019. Bugfix release

Updates

• Add the gantt.license property
• Add the onLinkCreated API event for new links, similarly to the onTaskCreated functionality for new tasks
• moveTask returns false when the action is prevented using onBeforeTaskMove

Fixes

• Fix the issue which caused a link line to disappear when the render method is called while a user creates a new link
• Fix the issue when markers were not displayed when their start date was set earlier than the minimal date of the time scale
• Fix the issue when markers were not displayed when gantt was initialized with the gantt.config.show_chart = false config
• Fix a disappearing modal overlay of the lightbox when a user changed the type of a task
• Fix the issue in keyboard navigation presets, when onAfterTaskUpdate was fired after Shift+left arrow hotkey even if the action was canceled using onBeforeTaskMove

6.2.1

August 7, 2019. Bugfix release

Fixes

• Fix IE11 compatibility of the click-drag feature
• Fix the script error which happened when the user tried to add a new task into an empty chart with the resource view
• Fix the incorrect behavior of the grouping extension which caused assigning an incorrect group value to new tasks
• Fix a script error in the keyboard navigation extension thrown from the Alt+Arrow key shortcut
• Filtering in the resource control is changed to ignore text case
• Task dragging and drag-and-drop may finish on mouseup on any gantt element
• Fix the script error which happened after saving an unscheduled task

6.2

July 16, 2019. Minor update

Review of release on the blog

Breaking changes

The update brings multiple changes in the API methods. Check the Migration article to keep in step with the latest version.

New functionality

• Creating and selecting tasks by drag-n-drop
• Smooth zooming by mouse wheel
• Ability to expand/collapse split tasks (PRO)

Updates

• Major performance improvement for chart and resource panel
• Changing the start/end date of a task via inline editors modifies the duration of a task accordingly
• The process of setting up the timeline scale is simplified
• New zooming and scales API

Fixes

• Multiple tasks highlighting resets after rendering
• Script error when destroying Gantt from data processor handler

6.1.7

June 27, 2019. Bugfix release

Fixes

• Fix incorrect behavior of getClosestWorkTime
• Fix issue with the autoscroll which happened after toggling visibility of the timeline
• Fix bug in the Multiselect extension which caused selected tasks to lose highlight after chart repaint
• Fix script error which happened after vertical drag-and-drop if smart rendering and keyboard navigation extensions were enabled
• Fix incorrect behavior which happened when users tried to switch between inline editors using the Tab key if some columns of the grid were hidden
• Fix unexpected behavior which prevented the lightbox and inline editors from overriding constraint dates

6.1.6

May 14, 2019. Bugfix release

Fixes

• Fix issue with not working click handlers of QuickInfo popup after a second init call
• Fix issue with QuickInfo popup not showing up if show_chart is set to false
• Fix incorrect action argument for dataProcessor router after vertical drag-and-drop
• Fix issue when createTask ignores the index parameter

6.1.5

April 25, 2019. Bugfix release

Fixes

• Fix script error on a second init call when show_chart config is disabled
• Fix incorrect position of vertical drag-and-drop placeholder in the marker mode

6.1.4

April 18, 2019. Bugfix release

Fixes

• Fix script error on reinitialization of gantt in the IE browser
• Fix incorrect behavior of the Tooltip extension when gantt.destructor is called
• Fix incorrect work of inline editors in the keyboard_navigation_cells mode when grid contains hidden columns
• Fix bug in the Undo extension when Redo action for recreation of new tasks did not restore all properties
• Fix regression in GPL build which caused a script error on a second gantt.init call

6.1.3

April 15, 2019. Bugfix release

Fixes

• gantt.createTask/gantt.addTask should use root_id config value instead of hardcoded 0 id
• Performance increase for worktime calculations for minute and hour duration units
• Minor performance increase for rendering large lists of tasks in the smart rendering mode
• Ensure vertical drag-and-drop doesn't start when the user selects text inside an inline editor
• Fix script error on reinitialization of gantt in the IE browser
• Fix script error from keyboard navigation in the cell mode after deleting last tasks from the chart
• Ensure Gantt cleans up autogenerated static background style elements after destruction or reinitialization
• Ensure inline editors are not active when read-only mode is enabled
• Fix incorrect selection of grid header cells in the cell mode of keyboard navigation when the sort config is enabled
• Fix regression in the auto_types config which prevented auto type change when new tasks are added
• Fix bug when returning false from onTaskDblClick blocked onLinkDblClick as well
• Fix script error when parsing constraint dates from JSON data
• Fix incorrect position of tasks and markers with the skip_off_time config
• Fix incorrect height of markers after reordering tasks via drag and drop
• New tasks receive the initial value of the progress property
• Fix incorrect task position after vertical drag and drop in the marker mode
• Fix script error from gantt.destructor when the resource panel is enabled
• Fix the bug which caused an empty line to be displayed in a typeselect block
• Fix the bug which caused a task not to be recognized as a part of critical path after id change

6.1.2

March 26, 2019. Bugfix release

Updates

• Keyboard navigation: add a method for getting the active cell

Fixes

• Fix incorrect work of the resource panel after creating a new datastore to overwrite the previous one
• Fix incorrect values of query parameters in the POST mode of dataProcessor
• Fix incorrect result of gantt.getClosestWorkTime when called without specifying a direction
• Fix issue when the English locale couldn't override the previously added locale
• Fix script error with gantt.undo and indent actions in the grid
• Fix SalesForce compatibility: new resize listener was broken in SF, fallback is added

6.1.1

March 5, 2019. Bugfix release

Fixes

• Add missing locale options for the resource lightbox control
• Fix script error when using gantt.destructor together with the dataProcessor
• Fix script error when using gantt.destructor together with the resource panel
• Fix the filesize of the tooltip extension
• Fix unexpected call of the onTaskDblClick event while double clicking on a link element
• Fix stuck lightbox cover if gantt.init is called while lightbox is opened
• Fix issues with lightbox and the tooltip extension in the full-screen mode

6.1

February 21, 2019. Minor update

Review of release on the blog

New functionality

• Ability to add an overlay for the Gantt Chart (PRO)
• Time constraints for tasks (PRO)
• Backward scheduling (PRO)
• TypeScript type definitions are added into the package

Updates

• Ability to create tooltips for all the elements of dhtmlxGantt
• Routing options for dataProcessor
• Project-level working calendars (PRO)
• Ability to import dhtmlxGantt as an ES6 module

6.0.7

January 16, 2019. Bugfix release

Fixes

• Reduced the number of redundant repaints of the resource diagram
• Fixed script error from the resource diagram after deleting a task
• Fixed script error from the fullscreen extension after exiting fullscreen mode on the Esc key
• Fixed incorrect state of links drag and drop when dragging a link between multiple charts on the page. Creating links between gantts is not supported
• Fixed script error after deleting multiple selected tasks using keyboard navigation
• Fixed default mapping of inline editors. Inline editors shouldn't block keyboard shortcuts on task cells

6.0.4

December 27, 2018. Bugfix release

Fixes

• Fixed incorrect task position after task vertical dnd in order_branch='marker' mode
• Fixed script error after deleting a sub-tree which contains selected task
• Fixed script error on Save/Cancel lightbox containing resource filters

6.0.2

December 6, 2018. Bugfix release

Fixes

• Fixed ReferenceError: getResourceAssignments is not defined when importing Gantt into Vue.js project
• Fixed script error on deleting task after assigning resource to it via resource form
• Fixed script error in resource diagram after second gantt.init call
• Fixed script error on toggle timeline visibility when marker extension is used
• Fixed page freeze on gantt.parse if tasks tree contains cyclic references, script error is thrown instead

6.0

November 5, 2018. Major update

Review of release on the blog

Functionality

• Assignment of several resources to a task (PRO version)
• Grouping tasks by multiple resources (PRO version)
• Resource histogram in addition to the resource load diagram (PRO version)
• Ability to get free/total slack of a task while calculating the critical path (PRO version)
• Import of projects from Excel
• The "REST-JSON" DataProcessor mode for processing complex records on any server-side platform
• Auto resize when container size changes

Configuration

• The Resources control in the lightbox for assigning resources to a task (PRO version)
• Improved performance of tasks reordering in the "branch" mode
• Performance update for the auto_types configuration (PRO version)

API

• The "marker" mode for the order_branch config to speed up tasks reordering within branch
• The onBeforeRowDragMove event to work in tandem with the order_branch config in the "marker" mode
• The getTotalSlack / getFreeSlack methods for work with slack instead of the getSlack() method (PRO)
• The importFromExcel method
• The delimiter option in the groupBy method for grouping resources

5.2

July 6, 2018. Minor update

Review of release on the blog

Functionality

• Inline editing in Grid
• Splitting tasks (PRO version)
• Updated keyboard navigation
• Auto Scheduling performance improvements

Configuration

• Ability to set task types automatically (PRO version)
• Ability to use a placeholder row for creating new tasks
• Checkbox and radio button controls for lightbox
• Updated Content Security Policy extension

API

• New methods and events for undo and autoscheduling extensions.

5.1

February 27, 2018. Minor update

Review of release on the blog

Functionality

• Resource management (PRO version)
• RTL mode
• Horizontal scroll for Grid and other layout improvements
• Destructors for Gantt and DataProcessor instances

Configuration

• Ability to set min/max widths for Grid columns
• Ability to drag and drop projects with their subtasks (PRO version)
• Extended parameters for the export methods

API

• Updated API events for the Multi-Task Selection extension

Fixes

• Fixed issues with the keyboard navigation in the smart rendering mode

5.0

December 12, 2017. Major update

Review of release on the blog

Functionality

• Flexible Gantt layout
• Server-side integration with REST API. Check also tutorials for various server-side platforms

Styling

• New "Material" skin

4.2

August 17, 2017. Minor update

Review of release on the blog

Functionality

• Work Time calendars at the task and resource levels
• WBS code (outline numbers) calculation
• Autoscroll for drag and drop operations
• Persian (Farsi) locale is added

Configuration

• The getter function for key navigation shortcuts is added
• The config for cascade deleting of nested tasks and links is added
• The ability to scroll timeline horizontally on Shift+a mouse wheel movement is added
• German and Italian locales are updated
• GIF images in the Gantt skins are replaced with PNG

4.1

September 1, 2016. Minor update

Review of release on the blog

Functionality

• Keyboard navigation
• WAI-ARIA support
• High-contrast themes
• Updated Auto Scheduling and Critical Path calculations (PRO version)

Configuration

• Performance improvements for worktime calculation and timescale rendering
• Public method for unsetting worktimes added
• API events for QuickInfo popup added
• Croatian locale added
• Turkish locale updated

4.0

December 1, 2015. Major update

Functionality

• Smart rendering for big datasets
• Undo/redo extensions

Configuration

• Critical path calculation - support for lag/lead of links added (PRO version)
• Spanish and Chinese locales updated

API

• Public API improvements - public helpers for ajax, environment variables
• Public API cleanup - redundant global objects removed, conflicts with dhtmlxSuite resolved
• Public helpers for popup messages added

3.3

July 21, 2015. Minor update

Functionality

• Dependency Auto Scheduling feature (PRO version)
• Fullscreen mode
• Support for unscheduled tasks
• Backward planning

Configuration

• Initial support for Content Security Policy
• A possibility of specifying per column Grid sorting settings
• Improved branch ordering feature - drag-n-drop between levels

API

• REST mode for ajax loading/saving

3.2

March 18, 2015. Minor update

Functionality

• Grouping tasks (PRO version)
• Multi-task selection
• Data export to iCal and Excel formats
• Major performance improvement of work time and critical path calculations

Configuration

• A possibility to set the range for the year selector in the lightbox

API

• Events for managing available target places while re-ordering tasks
• Events for managing loading process
• New samples, methods, events

3.1

October 25, 2014. Minor update

Functionality

• Ability to drag tasks on touch devices

Configuration

• Changed the default offset between the first and the last tasks on a scale

Bug Fixes

• Incorrect behavior of the tooltip on expanding/collapsing of task tree
• Order of API events during Gantt initialization
• Incorrect behavior of vertical markers when Gantt is cleared or reinitialized

3.0

September 11, 2014. Major update

Configuration

• Ability to map the 'Time' and 'Duration' controls to custom date properties

Functionality

• Dynamic loading (PRO version)
• A possibility to resize columns and the whole grid by drag-&-dropping
• A possibility to hide/show columns dynamically (PRO version)
• A possibility to display additional elements in the timeline area (PRO version)
• Support for the critical path (PRO version)
• New possibilities for the read-only mode
• Today's and other vertical markers
• A possibility to completely redefine rendering of different task types (projects, milestones, etc.)(PRO version)
• Styling tasks through special data properties
• Styling links through special data properties

API

• New tree-related methods

2.1

March 28, 2014. Minor update

Global

• Updated locales
• Many bugs have been fixed

Configuration

• Custom configuration of the lightbox for different task types
• Non-linear scales, ability to skip time from the scale (PRO version)

Functionality

• Milestones and Projects support (PRO version)
• A possibility to calculate the tasks' duration in work days/hours instead of calendar time
• Support for multiple Gantt charts on the page (PRO version)

API

• Added more configurations, methods, events

2.0

October 18, 2013. Major update

Global

• jQuery integration
• Major performance improvements
• Ready-to-use PHP integration

Configuration

• Configurable multi-line scales
• Configurable multi-column grid with optional sorting and Drag-n-Drop
• Configurable popup form for editing tasks
• All text elements can be defined through templates
• All date strings can be configured
• All text labels can be localized

Styling

• Default skin changed to "terrace"
• 3 new skins
• Bars can have an optional inner resizer
• Optional UI for task creation
• Vertical and horizontal lines can be colored based on custom rules

Functionality

• Loading and serialization from JSON
• Loading and serialization with the simplified XML format
• 3 types of task linking
• Gantt charts work on touch devices

API

• A lot of events added
• Templates and configuration options added
• API simplified, it uses a single Gantt object instead of a bunch of different objects

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