Scrolling
17 May 202124 minutes to read
Scrolling can be enabled by setting AllowScrolling as true. The height and width can be set to Kanban by using the properties ScrollSettings.Height and ScrollSettings.Width respectively.
NOTE
The height and width can be set in percentage and pixel. The default value for
HeightandWidthinScrollSettingsis 0 and auto respectively.
Set Width and Height in pixel
To specify the ScrollSettings.Height and ScrollSettings.Width in pixel, by set the pixel value as integer.
The following code example describes the above behavior.
<ej:Kanban ID="Kanban" runat="server" KeyField="Status" AllowScrolling="true">
<ScrollSettings Width="900" Height="400" />
<Columns>
<ej:KanbanColumn HeaderText="Backlog" Key="Open" />
<ej:KanbanColumn HeaderText="In Progress" Key="InProgress" />
<ej:KanbanColumn HeaderText="Done" Key="Close" />
</Columns>
<Fields Content="Summary" PrimaryKey="Id" Tag="Tags" />
</ej:Kanban>List<Tasks> Task = new List<Tasks>();
protected void Page_Load(object sender, EventArgs e)
{
Task.Add(new Tasks(1, "Open", "Analyze the new requirements gathered from the customer.", "Story", "Low", "Analyze,Customer", 3.5, "Nancy", "../content/images/kanban/1.png", 1));
Task.Add(new Tasks(2, "InProgress", "Improve application performance", "Improvement", "Normal", "Improvement", 6, "Andrew", "../content/images/kanban/2.png", 1));
Task.Add(new Tasks(3, "Open", "Arrange a web meeting with the customer to get new requirements.", "Others", "Critical", "Meeting", 5.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(4, "InProgress", "Fix the issues reported in the IE browser.", "Bug", "Release Breaker", "IE", 2.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(5, "Testing", "Fix the issues reported by the customer.", "Bug", "Low", "Customer", 3.5, "Steven", "../content/images/kanban/5.png", 1));
Task.Add(new Tasks(6, "Close", "Arrange a web meeting with the customer to get the login page requirements.", "Others", "Low", "Meeting", 2, "Michael", "../content/images/kanban/6.png", 1));
Task.Add(new Tasks(7, "Validate", "Validate new requirements", "Improvement", "Low", "Validation", 1.5, "Robert", "../content/images/kanban/7.png", 4));
Task.Add(new Tasks(8, "Close", "Login page validation", "Story", "Release Breaker", "Validation,Fix", 2.5, "Laura", "../content/images/kanban/8.png", 2));
Task.Add(new Tasks(9, "Testing", "Fix the issues reported in Safari browser.", "Bug", "Release Breaker", "Fix,Safari", 1.5, "Nancy", "../content/images/kanban/1.png", 2));
Task.Add(new Tasks(10, "Close", "Test the application in the IE browser.", "Story", "Low", "Testing,IE", 5.5, "Margaret", "../content/images/kanban/4.png", 3));
Task.Add(new Tasks(11, "Validate", "Validate the issues reported by the customer.", "Story", "High", "Validation,Fix", 1, "Steven", "../content/images/kanban/5.png", 5));
Task.Add(new Tasks(12, "Testing", "Check Login page validation.", "Story", "Release Breaker", "Testing", 0.5, "Michael", "../content/images/kanban/6.png", 3));
Task.Add(new Tasks(13, "Open", "API improvements.", "Improvement", "High", "Grid,API", 3.5, "Robert", "../content/images/kanban/7.png", 3));
Task.Add(new Tasks(14, "InProgress", "Add responsive support to application", "Epic", "Critical", "Responsive", 6, "Laura", "../content/images/kanban/8.png", 3));
Task.Add(new Tasks(15, "Open", "Show the retrieved data from the server in grid control.", "Story", "High", "Database,SQL", 5.5, "Margaret", "../content/images/kanban/4.png", 4));
this.Kanban.DataSource = Task;
this.Kanban.DataBind();
}
public class Tasks
{
public Tasks()
{
}
public Tasks(int Id, string Status, string Summary, string Type, string Priority, string Tags, double Estimate, string Assignee, string ImgUrl, int RankId)
{
this.Id = Id;
this.Status = Status;
this.Summary = Summary;
this.Type = Type;
this.Priority = Priority;
this.Tags = Tags;
this.Estimate = Estimate;
this.Assignee = Assignee;
this.ImgUrl = ImgUrl;
this.RankId = RankId;
}
public int Id { get; set; }
public string Status { get; set; }
public string Summary { get; set; }
public string Type { get; set; }
public string Priority { get; set; }
public string Tags { get; set; }
public double Estimate { get; set; }
public string Assignee { get; set; }
public string ImgUrl { get; set; }
public int RankId { get; set; }
}The following output is displayed as a result of the above code example.
Set Width and Height in percentage
To specify the ScrollSettings.Height and ScrollSettings.Width percentage, by set the percentage value as string.
The following code example describes the above behavior.
<ej:Kanban ID="Kanban" runat="server" KeyField="Status" AllowScrolling="true">
<ScrollSettings Width="70%" Height="70%" />
<Columns>
<ej:KanbanColumn HeaderText="Backlog" Key="Open" />
<ej:KanbanColumn HeaderText="In Progress" Key="InProgress" />
<ej:KanbanColumn HeaderText="Done" Key="Close" />
</Columns>
<Fields Content="Summary" PrimaryKey="Id" Tag="Tags" />
</ej:Kanban>List<Tasks> Task = new List<Tasks>();
protected void Page_Load(object sender, EventArgs e)
{
Task.Add(new Tasks(1, "Open", "Analyze the new requirements gathered from the customer.", "Story", "Low", "Analyze,Customer", 3.5, "Nancy", "../content/images/kanban/1.png", 1));
Task.Add(new Tasks(2, "InProgress", "Improve application performance", "Improvement", "Normal", "Improvement", 6, "Andrew", "../content/images/kanban/2.png", 1));
Task.Add(new Tasks(3, "Open", "Arrange a web meeting with the customer to get new requirements.", "Others", "Critical", "Meeting", 5.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(4, "InProgress", "Fix the issues reported in the IE browser.", "Bug", "Release Breaker", "IE", 2.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(5, "Testing", "Fix the issues reported by the customer.", "Bug", "Low", "Customer", 3.5, "Steven", "../content/images/kanban/5.png", 1));
Task.Add(new Tasks(6, "Close", "Arrange a web meeting with the customer to get the login page requirements.", "Others", "Low", "Meeting", 2, "Michael", "../content/images/kanban/6.png", 1));
Task.Add(new Tasks(7, "Validate", "Validate new requirements", "Improvement", "Low", "Validation", 1.5, "Robert", "../content/images/kanban/7.png", 4));
Task.Add(new Tasks(8, "Close", "Login page validation", "Story", "Release Breaker", "Validation,Fix", 2.5, "Laura", "../content/images/kanban/8.png", 2));
Task.Add(new Tasks(9, "Testing", "Fix the issues reported in Safari browser.", "Bug", "Release Breaker", "Fix,Safari", 1.5, "Nancy", "../content/images/kanban/1.png", 2));
Task.Add(new Tasks(10, "Close", "Test the application in the IE browser.", "Story", "Low", "Testing,IE", 5.5, "Margaret", "../content/images/kanban/4.png", 3));
Task.Add(new Tasks(11, "Validate", "Validate the issues reported by the customer.", "Story", "High", "Validation,Fix", 1, "Steven", "../content/images/kanban/5.png", 5));
Task.Add(new Tasks(12, "Testing", "Check Login page validation.", "Story", "Release Breaker", "Testing", 0.5, "Michael", "../content/images/kanban/6.png", 3));
Task.Add(new Tasks(13, "Open", "API improvements.", "Improvement", "High", "Grid,API", 3.5, "Robert", "../content/images/kanban/7.png", 3));
Task.Add(new Tasks(14, "InProgress", "Add responsive support to application", "Epic", "Critical", "Responsive", 6, "Laura", "../content/images/kanban/8.png", 3));
Task.Add(new Tasks(15, "Open", "Show the retrieved data from the server in grid control.", "Story", "High", "Database,SQL", 5.5, "Margaret", "../content/images/kanban/4.png", 4));
this.Kanban.DataSource = Task;
this.Kanban.DataBind();
}
public class Tasks
{
public Tasks()
{
}
public Tasks(int Id, string Status, string Summary, string Type, string Priority, string Tags, double Estimate, string Assignee, string ImgUrl, int RankId)
{
this.Id = Id;
this.Status = Status;
this.Summary = Summary;
this.Type = Type;
this.Priority = Priority;
this.Tags = Tags;
this.Estimate = Estimate;
this.Assignee = Assignee;
this.ImgUrl = ImgUrl;
this.RankId = RankId;
}
public int Id { get; set; }
public string Status { get; set; }
public string Summary { get; set; }
public string Type { get; set; }
public string Priority { get; set; }
public string Tags { get; set; }
public double Estimate { get; set; }
public string Assignee { get; set; }
public string ImgUrl { get; set; }
public int RankId { get; set; }
}The following output is displayed as a result of the above code example.
Set Width as auto
To specify the ScrollSettings.Height and ScrollSettings.Width as auto, then the scrollbar is rendered only when the Kanban width exceeds the browser window width.
The following code example describes the above behavior.
<ej:Kanban ID="Kanban" runat="server" KeyField="Status" AllowScrolling="true">
<ScrollSettings Width="auto" Height="400" />
<Columns>
<ej:KanbanColumn HeaderText="Backlog" Key="Open" />
<ej:KanbanColumn HeaderText="In Progress" Key="InProgress" />
<ej:KanbanColumn HeaderText="Testing" Key="Testing" />
<ej:KanbanColumn HeaderText="Done" Key="Close" />
</Columns>
<Fields Content="Summary" PrimaryKey="Id" Tag="Tags" />
</ej:Kanban>List<Tasks> Task = new List<Tasks>();
protected void Page_Load(object sender, EventArgs e)
{
Task.Add(new Tasks(1, "Open", "Analyze the new requirements gathered from the customer.", "Story", "Low", "Analyze,Customer", 3.5, "Nancy", "../content/images/kanban/1.png", 1));
Task.Add(new Tasks(2, "InProgress", "Improve application performance", "Improvement", "Normal", "Improvement", 6, "Andrew", "../content/images/kanban/2.png", 1));
Task.Add(new Tasks(3, "Open", "Arrange a web meeting with the customer to get new requirements.", "Others", "Critical", "Meeting", 5.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(4, "InProgress", "Fix the issues reported in the IE browser.", "Bug", "Release Breaker", "IE", 2.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(5, "Testing", "Fix the issues reported by the customer.", "Bug", "Low", "Customer", 3.5, "Steven", "../content/images/kanban/5.png", 1));
Task.Add(new Tasks(6, "Close", "Arrange a web meeting with the customer to get the login page requirements.", "Others", "Low", "Meeting", 2, "Michael", "../content/images/kanban/6.png", 1));
Task.Add(new Tasks(7, "Validate", "Validate new requirements", "Improvement", "Low", "Validation", 1.5, "Robert", "../content/images/kanban/7.png", 4));
Task.Add(new Tasks(8, "Close", "Login page validation", "Story", "Release Breaker", "Validation,Fix", 2.5, "Laura", "../content/images/kanban/8.png", 2));
Task.Add(new Tasks(9, "Testing", "Fix the issues reported in Safari browser.", "Bug", "Release Breaker", "Fix,Safari", 1.5, "Nancy", "../content/images/kanban/1.png", 2));
Task.Add(new Tasks(10, "Close", "Test the application in the IE browser.", "Story", "Low", "Testing,IE", 5.5, "Margaret", "../content/images/kanban/4.png", 3));
Task.Add(new Tasks(11, "Validate", "Validate the issues reported by the customer.", "Story", "High", "Validation,Fix", 1, "Steven", "../content/images/kanban/5.png", 5));
Task.Add(new Tasks(12, "Testing", "Check Login page validation.", "Story", "Release Breaker", "Testing", 0.5, "Michael", "../content/images/kanban/6.png", 3));
Task.Add(new Tasks(13, "Open", "API improvements.", "Improvement", "High", "Grid,API", 3.5, "Robert", "../content/images/kanban/7.png", 3));
Task.Add(new Tasks(14, "InProgress", "Add responsive support to application", "Epic", "Critical", "Responsive", 6, "Laura", "../content/images/kanban/8.png", 3));
Task.Add(new Tasks(15, "Open", "Show the retrieved data from the server in grid control.", "Story", "High", "Database,SQL", 5.5, "Margaret", "../content/images/kanban/4.png", 4));
this.Kanban.DataSource = Task;
this.Kanban.DataBind();
}
public class Tasks
{
public Tasks()
{
}
public Tasks(int Id, string Status, string Summary, string Type, string Priority, string Tags, double Estimate, string Assignee, string ImgUrl, int RankId)
{
this.Id = Id;
this.Status = Status;
this.Summary = Summary;
this.Type = Type;
this.Priority = Priority;
this.Tags = Tags;
this.Estimate = Estimate;
this.Assignee = Assignee;
this.ImgUrl = ImgUrl;
this.RankId = RankId;
}
public int Id { get; set; }
public string Status { get; set; }
public string Summary { get; set; }
public string Type { get; set; }
public string Priority { get; set; }
public string Tags { get; set; }
public double Estimate { get; set; }
public string Assignee { get; set; }
public string ImgUrl { get; set; }
public int RankId { get; set; }
}The following output is displayed as a result of the above code example.
Enabling freeze swim lane
Set AllowFreezeSwimlane as true. This enables scrolling with freezing of swim lane until you scroll to the next Swim lane, which helps user to aware of current swim lane target.
The following code example describes the above behavior.
<ej:Kanban ID="Kanban" runat="server" KeyField="Status" AllowScrolling="true">
<ScrollSettings Width="auto" Height="400" AllowFreezeSwimlane="true" />
<Columns>
<ej:KanbanColumn HeaderText="Backlog" Key="Open" />
<ej:KanbanColumn HeaderText="In Progress" Key="InProgress" />
<ej:KanbanColumn HeaderText="Testing" Key="Testing" />
<ej:KanbanColumn HeaderText="Done" Key="Close" />
</Columns>
<Fields Content="Summary" PrimaryKey="Id" Tag="Tags" SwimlaneKey="Assignee" />
</ej:Kanban>List<Tasks> Task = new List<Tasks>();
protected void Page_Load(object sender, EventArgs e)
{
Task.Add(new Tasks(1, "Open", "Analyze the new requirements gathered from the customer.", "Story", "Low", "Analyze,Customer", 3.5, "Nancy", "../content/images/kanban/1.png", 1));
Task.Add(new Tasks(2, "InProgress", "Improve application performance", "Improvement", "Normal", "Improvement", 6, "Andrew", "../content/images/kanban/2.png", 1));
Task.Add(new Tasks(3, "Open", "Arrange a web meeting with the customer to get new requirements.", "Others", "Critical", "Meeting", 5.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(4, "InProgress", "Fix the issues reported in the IE browser.", "Bug", "Release Breaker", "IE", 2.5, "Janet", "../content/images/kanban/3.png", 2));
Task.Add(new Tasks(5, "Testing", "Fix the issues reported by the customer.", "Bug", "Low", "Customer", 3.5, "Steven", "../content/images/kanban/5.png", 1));
Task.Add(new Tasks(6, "Close", "Arrange a web meeting with the customer to get the login page requirements.", "Others", "Low", "Meeting", 2, "Michael", "../content/images/kanban/6.png", 1));
Task.Add(new Tasks(7, "Validate", "Validate new requirements", "Improvement", "Low", "Validation", 1.5, "Robert", "../content/images/kanban/7.png", 4));
Task.Add(new Tasks(8, "Close", "Login page validation", "Story", "Release Breaker", "Validation,Fix", 2.5, "Laura", "../content/images/kanban/8.png", 2));
Task.Add(new Tasks(9, "Testing", "Fix the issues reported in Safari browser.", "Bug", "Release Breaker", "Fix,Safari", 1.5, "Nancy", "../content/images/kanban/1.png", 2));
Task.Add(new Tasks(10, "Close", "Test the application in the IE browser.", "Story", "Low", "Testing,IE", 5.5, "Margaret", "../content/images/kanban/4.png", 3));
Task.Add(new Tasks(11, "Validate", "Validate the issues reported by the customer.", "Story", "High", "Validation,Fix", 1, "Steven", "../content/images/kanban/5.png", 5));
Task.Add(new Tasks(12, "Testing", "Check Login page validation.", "Story", "Release Breaker", "Testing", 0.5, "Michael", "../content/images/kanban/6.png", 3));
Task.Add(new Tasks(13, "Open", "API improvements.", "Improvement", "High", "Grid,API", 3.5, "Robert", "../content/images/kanban/7.png", 3));
Task.Add(new Tasks(14, "InProgress", "Add responsive support to application", "Epic", "Critical", "Responsive", 6, "Laura", "../content/images/kanban/8.png", 3));
Task.Add(new Tasks(15, "Open", "Show the retrieved data from the server in grid control.", "Story", "High", "Database,SQL", 5.5, "Margaret", "../content/images/kanban/4.png", 4));
this.Kanban.DataSource = Task;
this.Kanban.DataBind();
}
public class Tasks
{
public Tasks()
{
}
public Tasks(int Id, string Status, string Summary, string Type, string Priority, string Tags, double Estimate, string Assignee, string ImgUrl, int RankId)
{
this.Id = Id;
this.Status = Status;
this.Summary = Summary;
this.Type = Type;
this.Priority = Priority;
this.Tags = Tags;
this.Estimate = Estimate;
this.Assignee = Assignee;
this.ImgUrl = ImgUrl;
this.RankId = RankId;
}
public int Id { get; set; }
public string Status { get; set; }
public string Summary { get; set; }
public string Type { get; set; }
public string Priority { get; set; }
public string Tags { get; set; }
public double Estimate { get; set; }
public string Assignee { get; set; }
public string ImgUrl { get; set; }
public int RankId { get; set; }
}The following output is displayed as a result of the above code example.
NOTE
AllowFreezeSwimlaneis applicable when swim lane grouping enabled by settingSwimlaneKey.