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2 answers
308 views

Is it possible to cancel a Drag and Drop Operation like on TreeView?
http://docs.telerik.com/devtools/winforms/treeview/drag-and-drop/cancel-a-drag-and-drop-operation

I'd like to impose some restrictions on drop operation based on from/destination rows.

Thank you.

Leonardo

Leonardo
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Rank 1
 answered on 19 May 2017
6 answers
333 views
Hi

How to do i Display multiple fields in Display/Select Box?

Basically  is there way do display selected row, instead of just one filed Selected Filed

Thank you.
fabrizio
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Iron
Veteran
 answered on 19 May 2017
8 answers
183 views
Is it possible to attach the column chooser to a panel?

Or a way to set the location of the column chooser.

Thanks in advance.
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 19 May 2017
11 answers
210 views
appointments are not placed in the correct time slot when using a custom MonthTimescale


public RadRibbonForm1()
{
InitializeComponent();

this.radScheduler1.FocusedDate = new DateTime(2016, 1, 1);
this.radScheduler1.ActiveViewType = Telerik.WinControls.UI.SchedulerViewType.Timeline;
SchedulerTimelineView timelineView = this.radScheduler1.GetTimelineView();
timelineView.RangeStartDate = new DateTime(2016, 1, 1, 00, 00, 00);
timelineView.RangeEndDate = new DateTime(2016, 12, 31, 23, 59, 59);
timelineView.StartDate = new DateTime(2016, 1, 1, 00, 00, 00);

Appointment appointment = new Appointment(new DateTime(2016, 1, 1, 00, 00, 00), new DateTime(2016, 1, 10, 00, 00, 00), "Quarter 1");
Appointment appointment2 = new Appointment(new DateTime(2016, 2, 1, 00, 00, 00), new DateTime(2016, 2, 10, 00, 00, 00), "Quarter 1");
Appointment appointment3 = new Appointment(new DateTime(2016, 4, 1, 00, 00, 00), new DateTime(2016, 4, 10, 00, 00, 00), "Quarter 2");
Appointment appointment4 = new Appointment(new DateTime(2016, 5, 1, 00, 00, 00), new DateTime(2016, 6, 10, 00, 00, 00), "Quarter 2");
Appointment appointment5 = new Appointment(new DateTime(2016, 7, 1, 00, 00, 00), new DateTime(2016, 7, 10, 00, 00, 00), "Quarter 3");
Appointment appointment6 = new Appointment(new DateTime(2016, 8, 1, 00, 00, 00), new DateTime(2016, 8, 10, 00, 00, 00), "Quarter 3");
Appointment appointment7 = new Appointment(new DateTime(2016, 11, 1, 00, 00, 00), new DateTime(2016, 11, 10, 00, 00, 00), "Quarter 4");
Appointment appointment8 = new Appointment(new DateTime(2016, 12, 1, 00, 00, 00), new DateTime(2016, 12, 10, 00, 00, 00), "Quarter 4");

this.radScheduler1.Appointments.Add(appointment);
this.radScheduler1.Appointments.Add(appointment2);
this.radScheduler1.Appointments.Add(appointment3);
this.radScheduler1.Appointments.Add(appointment4);
this.radScheduler1.Appointments.Add(appointment5);
this.radScheduler1.Appointments.Add(appointment6);
this.radScheduler1.Appointments.Add(appointment7);
this.radScheduler1.Appointments.Add(appointment8);

QuarterTimescale qTimeScale = new QuarterTimescale();
qTimeScale.DisplayedCellsCount = 4;
timelineView.SchedulerTimescales.Add(qTimeScale);
this.radScheduler1.GetTimelineView().ShowTimescale(qTimeScale);
}

class QuarterTimescale : MonthTimescale
{
public override int ScalingFactor
{
get
{
return 3;
}
}

public override string Name
{
get
{
return "Quarter";
}
}
}
Hristo
Telerik team
 answered on 18 May 2017
1 answer
192 views

Hi,

I have a very special question.

Need to do this:
The user changes the "RecurrenceRule" of an appointment. Standard is, that the complete appointment series changes - the past, too. I have to identify the selected date of changing the recurrence and change the appointment from this day to all future occurences. Past must be unchanged. How can we get that?

Please see my examples attached.

I want to select Saturday 27th. Open the recurrence edit dialog. Then change the series to one hour later. Save. The result must be the same as in my screenshot. Is that possible?

Thanks for your help.

Sascha

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 18 May 2017
3 answers
264 views
Rad Scheduler - how to set different appointment different  height in timeline view control. and I am using two different scheduler element provider so,how to maintain every appointment with different height.And also any solution for day duration wise automatically appointment height set using winforms.
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 18 May 2017
6 answers
110 views
Is it possible to add extra button to the GroupPanelElement of a radgridview?
See attached picture.
Hans Heuvelman
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 18 May 2017
2 answers
178 views

Hello,

I tried to use RadListView to make component just like user preference.

The idea are:

  1. We have dynamic columns to display in a table (RadGridView)
  2. We have a list of user preference for these columns and user can change the position of columns by change the position of user preference

Then in step 2, I tried to use RadListView to display a list of user preference with checkboxes, drag/ drop feature to support these requiredment

But when I open this RadListView, if there are many preferences (one preference is one column) then RadListView have a scrollbar and have padding bottom too long (attachment #1) although it have space to display items. Then I have to scroll down to view.

My question is, how to remove this long padding?

My video to demonstrate is: https://drive.google.com/file/d/0B-bxiBfBubRgSi1PRVRmWUV2YWs/view?usp=sharing

My code are:

private RadListView lvUserPreference = new RadListView();
 
// Styles
lvUserPreference.Dock = System.Windows.Forms.DockStyle.Fill;
lvUserPreference.Margin = new System.Windows.Forms.Padding(0);
lvUserPreference.Name = "lvUserPreference";
lvUserPreference.ListViewElement.DrawBorder = false;
lvUserPreference.ShowCheckBoxes = true;
lvUserPreference.ViewType = ListViewType.ListView;
lvUserPreference.AllowDragDrop = true;
lvUserPreference.Padding = new Padding(20);
lvUserPreference.Margin = Padding.Empty;
lvUserPreference.ItemSpacing = 15;
lvUserPreference.AllowEdit = false;
lvUserPreference.AutoScroll = true;
 
lvUserPreference.ListViewElement.DragDropService.PreviewDragStart -= OnPreviewDragStart;
lvUserPreference.ListViewElement.DragDropService.PreviewDragStart += OnPreviewDragStart;
 
lvUserPreference.ListViewElement.DragDropService.PreviewDragOver -= OnPreviewDragOver;
lvUserPreference.ListViewElement.DragDropService.PreviewDragOver += OnPreviewDragOver;
 
lvUserPreference.ListViewElement.DragDropService.PreviewDragDrop -= OnPreviewDragDrop;
lvUserPreference.ListViewElement.DragDropService.PreviewDragDrop += OnPreviewDragDrop;
 
lvUserPreference.VisualItemFormatting += OnVisualItemFormatting;
 
// Item formatting event
private void OnVisualItemFormatting(object sender, ListViewVisualItemEventArgs e)
{
    e.VisualItem.ToggleElement.Margin = new Padding(10);
    e.VisualItem.BackColor = ComponentSettings.DefaultBorderColor;
    e.VisualItem.GradientStyle = GradientStyles.Solid;
    e.VisualItem.Margin = new Padding(0);
    e.VisualItem.MinSize = new Size(200, 30);
    e.VisualItem.Font = ComponentSettings.DefaultFont;
 
    var itemAttrId = (int)e.VisualItem.Data.Value;
    var field = _fields.FirstOrDefault(x => x.AttrId == itemAttrId);
    if (field != null && (field.IsTreeField || field.IsRequired))
    {
        e.VisualItem.ToggleElement.Enabled = false;
    }
    else
    {
        e.VisualItem.ToggleElement.Enabled = true;
    }
}

 

Regard,

Paul

Paul
Top achievements
Rank 1
 answered on 18 May 2017
2 answers
67 views

Hi,

Just another question.
I have inherited the DeleteRecurringAppointmentDialog. All works very fine, my "new" dialog is working. But now i have to add a third radiobutton to my custom dialog. 
Is it possible to get the information, which radiobutton was selected by the user (especially my new one) BEFORE the appointment is deleted? I have no idea... 

Thank you for helping.

 

Sascha

Sascha
Top achievements
Rank 1
 answered on 17 May 2017
1 answer
178 views
How would I sync the horizontal scrolling of child tables? I don't want to use GridViewAutoSizeColumnsMode.Fill but I want the user to vertically scroll and have all the same child tables be lined up.
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 17 May 2017
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