400
|
How can I display only the month of the date
![](images/extreeq400.png)
with Tree1 do
begin
Columns.Add('Date');
(IUnknown(Columns.Add('Month')) as EXTREELib_TLB.Column).ComputedField := 'month(%0)';
with Items do
begin
AddItem('1/1/2001 10:00:00 AM');
AddItem('2/2/2002 11:00:00 AM');
AddItem('3/3/2003 12:00:00 PM');
AddItem('4/4/2004 1:00:00 PM');
end;
end
|
399
|
How can I get only the year part from a date expression
![](images/extreeq399.png)
with Tree1 do
begin
Columns.Add('Date');
(IUnknown(Columns.Add('Year')) as EXTREELib_TLB.Column).ComputedField := 'year(%0)';
with Items do
begin
AddItem('1/1/2001 10:00:00 AM');
AddItem('2/2/2002 11:00:00 AM');
AddItem('3/3/2003 12:00:00 PM');
AddItem('4/4/2004 1:00:00 PM');
end;
end
|
398
|
Can I convert the expression to date
![](images/extreeq398.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Date')) as EXTREELib_TLB.Column).ComputedField := 'date(dbl(%0))';
with Items do
begin
AddItem('-1.98');
AddItem('30000.99');
AddItem('3561.23');
AddItem('1232.34');
end;
end
|
397
|
Can I convert the expression to a number, double or float
![](images/extreeq397.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Number + 2')) as EXTREELib_TLB.Column).ComputedField := 'dbl(%0)+2';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
396
|
How can I display dates in long format
![](images/extreeq396.png)
with Tree1 do
begin
Columns.Add('Date');
(IUnknown(Columns.Add('LongFormat')) as EXTREELib_TLB.Column).ComputedField := 'longdate(%0)';
with Items do
begin
AddItem('1/1/2001 10:00:00 AM');
AddItem('2/2/2002 11:00:00 AM');
AddItem('3/3/2003 12:00:00 PM');
AddItem('4/4/2004 1:00:00 PM');
end;
end
|
395
|
How can I display dates in short format
![](images/extreeq395.png)
with Tree1 do
begin
Columns.Add('Date');
(IUnknown(Columns.Add('ShortFormat')) as EXTREELib_TLB.Column).ComputedField := 'shortdate(%0)';
with Items do
begin
AddItem('1/1/2001 10:00:00 AM');
AddItem('2/2/2002 11:00:00 AM');
AddItem('3/3/2003 12:00:00 PM');
AddItem('4/4/2004 1:00:00 PM');
end;
end
|
394
|
How can I display the time only of a date expression
![](images/extreeq394.png)
with Tree1 do
begin
Columns.Add('Date');
(IUnknown(Columns.Add('Time')) as EXTREELib_TLB.Column).ComputedField := '''time is:'' + time(date(%0))';
with Items do
begin
AddItem('1/1/2001 10:00:00 AM');
AddItem('2/2/2002 11:00:00 AM');
AddItem('3/3/2003 12:00:00 PM');
AddItem('4/4/2004 1:00:00 PM');
end;
end
|
393
|
Is there any function to display currencies, or money formatted as in the control panel
![](images/extreeq393.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Currency')) as EXTREELib_TLB.Column).ComputedField := 'currency(dbl(%0))';
with Items do
begin
AddItem('1.23');
AddItem('2.34');
AddItem('10000.99');
end;
end
|
392
|
How can I convert the expression to a string so I can look into the date string expression for month's name
![](images/extreeq392.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Str')) as EXTREELib_TLB.Column).ComputedField := 'str(%0) + '' AA''';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
391
|
Can I display the absolute value or positive part of the number
![](images/extreeq391.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Abs')) as EXTREELib_TLB.Column).ComputedField := 'abs(%0)';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
390
|
Is there any function to get largest number with no fraction part that is not greater than the value
![](images/extreeq390.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Floor')) as EXTREELib_TLB.Column).ComputedField := 'floor(%0)';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
389
|
Is there any function to round the values base on the .5 value
![](images/extreeq389.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Round')) as EXTREELib_TLB.Column).ComputedField := 'round(%0)';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
388
|
How can I get or display the integer part of the cell
![](images/extreeq388.png)
with Tree1 do
begin
Columns.Add('Number');
(IUnknown(Columns.Add('Int')) as EXTREELib_TLB.Column).ComputedField := 'int(%0)';
with Items do
begin
AddItem('-1.98');
AddItem('0.99');
AddItem('1.23');
AddItem('2.34');
end;
end
|
387
|
How can I display names as proper ( first leter of the word must be in uppercase, and the rest in lowercase )
![](images/extreeq387.png)
with Tree1 do
begin
(IUnknown(Columns.Add('')) as EXTREELib_TLB.Column).ComputedField := 'proper(%0)';
with Items do
begin
h := AddItem('root');
InsertItem(h,Null,'child child');
InsertItem(h,Null,'child child');
InsertItem(h,Null,'child child');
ExpandItem[h] := True;
end;
end
|
386
|
Is there any option to display cells in uppercase
![](images/extreeq386.png)
with Tree1 do
begin
(IUnknown(Columns.Add('')) as EXTREELib_TLB.Column).ComputedField := 'upper(%0)';
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
InsertItem(h,Null,'Chld 3');
ExpandItem[h] := True;
end;
end
|
385
|
Is there any option to display cells in lowercase
![](images/extreeq385.png)
with Tree1 do
begin
(IUnknown(Columns.Add('')) as EXTREELib_TLB.Column).ComputedField := 'lower(%0)';
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
InsertItem(h,Null,'Chld 3');
ExpandItem[h] := True;
end;
end
|
384
|
How can I mark the cells that has a specified type, ie strings only
![](images/extreeq384.png)
with Tree1 do
begin
ConditionalFormats.Add('type(%0) = 8',Null).ForeColor := $ff;
Columns.Add('');
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,OleVariant(2));
InsertItem(h,Null,'Chld 3');
ExpandItem[h] := True;
end;
end
|
383
|
How can I bold the items that contains data or those who displays empty strings
![](images/extreeq383.png)
with Tree1 do
begin
ConditionalFormats.Add('not len(%1)=0',Null).Bold := True;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
hC := InsertItem(h,Null,'Child 2');
CellCaption[OleVariant(hC),OleVariant(1)] := '1';
InsertItem(h,Null,'Child 3');
ExpandItem[h] := True;
end;
end
|
382
|
Can I change the background color for items or cells that contains a specified string
![](images/extreeq382.png)
with Tree1 do
begin
ConditionalFormats.Add('%0 contains ''hi''',Null).BackColor := $ff;
Columns.Add('');
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
InsertItem(h,Null,'Chld 3');
ExpandItem[h] := True;
end;
end
|
381
|
Is there any option to change the fore color for cells or items that ends with a specified string
![](images/extreeq381.png)
with Tree1 do
begin
ConditionalFormats.Add('%0 endwith ''22''',Null).ForeColor := $ff;
Columns.Add('');
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 1.22');
InsertItem(h,Null,'Child 2.22');
ExpandItem[h] := True;
end;
end
|
380
|
How can I highlight the cells or items that starts with a specified string
![](images/extreeq380.png)
with Tree1 do
begin
ConditionalFormats.Add('%0 startwith ''C''',Null).Underline := True;
Columns.Add('');
with Items do
begin
h := AddItem('Root');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
InsertItem(h,Null,'SChild 3');
ExpandItem[h] := True;
end;
end
|
379
|
How can I change the background color or the visual appearance using ebn for a particular column
![](images/extreeq379.png)
with Tree1 do
begin
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
with Columns do
begin
Add('Column 1');
(IUnknown(Add('Column 2')) as EXTREELib_TLB.Column).Def[EXTREELib_TLB.exHeaderBackColor] := OleVariant(16777216);
(IUnknown(Add('Column 3')) as EXTREELib_TLB.Column).Def[EXTREELib_TLB.exHeaderBackColor] := OleVariant(16777471);
Add('Column 4');
end;
end
|
378
|
How can I change the background color for a particular column
![](images/extreeq378.png)
with Tree1 do
begin
with Columns do
begin
Add('Column 1');
(IUnknown(Add('Column 2')) as EXTREELib_TLB.Column).Def[EXTREELib_TLB.exHeaderBackColor] := OleVariant(8439039);
Add('Column 3');
end;
end
|
377
|
How can I display the column's header using multiple lines
![](images/extreeq377.png)
with Tree1 do
begin
HeaderHeight := 128;
HeaderSingleLine := False;
(IUnknown(Columns.Add('This is just a column that should break the header.')) as EXTREELib_TLB.Column).Width := 32;
Columns.Add('This is just another column that should break the header.');
end
|
376
|
How can include the values in the inner cells in the drop down filter window
![](images/extreeq376.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exRowLines;
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
Description[EXTREELib_TLB.exFilterBarBlanks] := '';
Description[EXTREELib_TLB.exFilterBarNonBlanks] := '';
with (IUnknown(Columns.Add('Single Column')) as EXTREELib_TLB.Column) do
begin
HTMLCaption := 'Single column with <b>inner cells</b>';
ToolTip := 'Click the drop down filter button, and the filter list includes the inner cells values too.';
DisplayFilterButton := True;
DisplayFilterPattern := False;
FilterList := EXTREELib_TLB.exIncludeInnerCells;
end;
ShowFocusRect := False;
with Items do
begin
s := SplitCell[OleVariant(AddItem('S 1.1')),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'S 1.2';
CellHAlignment[Null,OleVariant(s)] := EXTREELib_TLB.CenterAlignment;
CellBackColor[Null,OleVariant(s)] := $1000000;
CellWidth[Null,OleVariant(s)] := 84;
s := SplitCell[OleVariant(AddItem('S 2.1')),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'S 2.2';
CellHAlignment[Null,OleVariant(s)] := EXTREELib_TLB.CenterAlignment;
CellWidth[Null,OleVariant(s)] := 84;
s := SplitCell[OleVariant(AddItem('S 3.1')),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'S 3.2';
CellHAlignment[Null,OleVariant(s)] := EXTREELib_TLB.CenterAlignment;
CellBackColor[Null,OleVariant(s)] := $1000000;
CellWidth[Null,OleVariant(s)] := 84;
end;
end
|
375
|
How can I sort the value gets listed in the drop down filter window
![](images/extreeq375.png)
with Tree1 do
begin
LinesAtRoot := EXTREELib_TLB.exLinesAtRoot;
MarkSearchColumn := False;
Description[EXTREELib_TLB.exFilterBarAll] := '';
Description[EXTREELib_TLB.exFilterBarBlanks] := '';
Description[EXTREELib_TLB.exFilterBarNonBlanks] := '';
with (IUnknown(Columns.Add('P1')) as EXTREELib_TLB.Column) do
begin
DisplayFilterButton := True;
DisplayFilterPattern := False;
FilterList := EXTREELib_TLB.exSortItemsDesc;
end;
with (IUnknown(Columns.Add('P2')) as EXTREELib_TLB.Column) do
begin
DisplayFilterButton := True;
DisplayFilterPattern := False;
FilterList := EXTREELib_TLB.exSortItemsAsc;
end;
with Items do
begin
h := AddItem('Z3');
CellCaption[OleVariant(h),OleVariant(1)] := 'C';
CellCaption[OleVariant(InsertItem(h,Null,'Z1')),OleVariant(1)] := 'B';
CellCaption[OleVariant(InsertItem(h,Null,'Z2')),OleVariant(1)] := 'A';
ExpandItem[h] := True;
end;
end
|
374
|
How can I align the text/caption on the scroll bar
![](images/extreeq374.png)
with Tree1 do
begin
ScrollPartCaption[EXTREELib_TLB.exHScroll,EXTREELib_TLB.exLowerBackPart] := 'left';
ScrollPartCaptionAlignment[EXTREELib_TLB.exHScroll,EXTREELib_TLB.exLowerBackPart] := EXTREELib_TLB.LeftAlignment;
ScrollPartCaption[EXTREELib_TLB.exHScroll,EXTREELib_TLB.exUpperBackPart] := 'right';
ScrollPartCaptionAlignment[EXTREELib_TLB.exHScroll,EXTREELib_TLB.exUpperBackPart] := EXTREELib_TLB.RightAlignment;
ColumnAutoResize := False;
Columns.Add(1);
Columns.Add(2);
Columns.Add(3);
Columns.Add(4);
Columns.Add(5);
Columns.Add(6);
end
|
373
|
How do I select the next row/item
with Tree1 do
begin
Columns.Add('Column');
with Items do
begin
AddItem('Item 1');
AddItem('Item 2');
AddItem('Item 3');
SelectItem[NextVisibleItem[FocusItem]] := True;
end;
end
|
372
|
How do I enable resizing ( changing the height ) the items at runtime
![](images/extreeq372.png)
with Tree1 do
begin
ItemsAllowSizing := EXTREELib_TLB.exResizeItem;
DrawGridLines := EXTREELib_TLB.exHLines;
ScrollBySingleLine := True;
Columns.Add('Column');
Items.AddItem('Item 1');
with Items do
begin
ItemHeight[AddItem('Item 2')] := 48;
end;
Items.AddItem('Item 3');
Items.AddItem('Item 4');
end
|
371
|
How do I enable resizing all the items at runtime
![](images/extreeq371.png)
with Tree1 do
begin
ItemsAllowSizing := EXTREELib_TLB.exResizeAllItems;
DrawGridLines := EXTREELib_TLB.exHLines;
Columns.Add('Column');
Items.AddItem('Item 1');
with Items do
begin
ItemHeight[AddItem('Item 2')] := 48;
end;
Items.AddItem('Item 3');
end
|
370
|
How can I remove the filter
with Tree1 do
begin
with (IUnknown(Columns.Add('Column')) as EXTREELib_TLB.Column) do
begin
DisplayFilterButton := True;
FilterType := EXTREELib_TLB.exBlanks;
end;
ApplyFilter();
ClearFilter();
end
|
369
|
How do I change the control's border, using your EBN files
![](images/extreeq369.png)
with Tree1 do
begin
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
Appearance := EXTREELib_TLB.AppearanceEnum($1000000);
end
|
368
|
Can I change the default border of the tooltip, using your EBN files
![](images/extreeq368.png)
with Tree1 do
begin
ToolTipDelay := 1;
ToolTipWidth := 364;
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
Background[EXTREELib_TLB.exToolTipAppearance] := $1000000;
(IUnknown(Columns.Add('tootip')) as EXTREELib_TLB.Column).ToolTip := 'this is a tooltip assigned to a column';
end
|
367
|
Can I change the background color for the tooltip
![](images/extreeq367.png)
with Tree1 do
begin
ToolTipDelay := 1;
ToolTipWidth := 364;
Background[EXTREELib_TLB.exToolTipBackColor] := $ff;
(IUnknown(Columns.Add('tootip')) as EXTREELib_TLB.Column).ToolTip := 'this is a tooltip assigned to a column';
end
|
366
|
Does the tooltip support HTML format
![](images/extreeq366.png)
with Tree1 do
begin
ToolTipDelay := 1;
ToolTipWidth := 364;
(IUnknown(Columns.Add('tootip')) as EXTREELib_TLB.Column).ToolTip := '<font Tahoma;11>T</font>his is an HTML <b>tooltip</b> assigned to a <fgcolor=FF0000>column</fgcolor>';
end
|
365
|
Can I change the forecolor for the tooltip
![](images/extreeq365.png)
with Tree1 do
begin
ToolTipDelay := 1;
ToolTipWidth := 364;
Background[EXTREELib_TLB.exToolTipForeColor] := $ff;
(IUnknown(Columns.Add('tootip')) as EXTREELib_TLB.Column).ToolTip := 'this is a tooltip assigned to a column';
end
|
364
|
Can I change the foreground color for the tooltip
![](images/extreeq364.png)
with Tree1 do
begin
ToolTipDelay := 1;
ToolTipWidth := 364;
(IUnknown(Columns.Add('tootip')) as EXTREELib_TLB.Column).ToolTip := '<fgcolor=FF0000>this is a tooltip assigned to a column</fgcolor>';
end
|
363
|
How can I merge cells
![](images/extreeq363.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exAllLines;
MarkSearchColumn := False;
Columns.Add('C1');
Columns.Add('C2');
Columns.Add('C3');
with Items do
begin
h := AddItem('this cell merges the first two columns');
CellMerge[OleVariant(h),OleVariant(0)] := OleVariant(1);
h := AddItem(Null);
CellCaption[OleVariant(h),OleVariant(1)] := 'this cell merges the last two columns';
CellMerge[OleVariant(h),OleVariant(1)] := OleVariant(2);
h := AddItem('this cell merges the all three columns');
CellMerge[OleVariant(h),OleVariant(0)] := OleVariant(1);
CellMerge[OleVariant(h),OleVariant(0)] := OleVariant(2);
h := AddItem('this draws a divider item');
ItemDivider[h] := 0;
end;
end
|
362
|
How can I merge cells
![](images/extreeq362.png)
with Tree1 do
begin
MarkSearchColumn := False;
TreeColumnIndex := -1;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem('This is bit of text merges all cells in the item');
ItemDivider[h] := 0;
CellHAlignment[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
end;
end
|
361
|
How can I specify the width for a splited cell
![](images/extreeq361.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exRowLines;
Columns.Add('Single Column');
with Items do
begin
h := AddItem('Split 1');
s := SplitCell[OleVariant(h),OleVariant(0)];
CellWidth[Null,OleVariant(s)] := 64;
CellCaption[Null,OleVariant(s)] := 'Split 2';
s1 := SplitCell[Null,OleVariant(s)];
CellCaption[Null,OleVariant(s1)] := 'Split 3';
CellWidth[Null,OleVariant(s1)] := 64;
end;
end
|
360
|
How can I split a cell in three parts
![](images/extreeq360.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exRowLines;
Columns.Add('Single Column');
with Items do
begin
h := AddItem('Split 1');
s := SplitCell[OleVariant(h),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'Split 2';
s1 := SplitCell[Null,OleVariant(s)];
CellCaption[Null,OleVariant(s1)] := 'Split 3';
end;
end
|
359
|
How can I add a button aligned to right
![](images/extreeq359.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('Single Column');
ShowFocusRect := False;
with Items do
begin
ItemDivider[AddItem('This is a bit of text being displayed on the entire item')] := 0;
s := SplitCell[OleVariant(AddItem('Split Cell 1.1')),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'Split Cell <img>1</img>';
CellCaptionFormat[Null,OleVariant(s)] := EXTREELib_TLB.exHTML;
CellHAlignment[Null,OleVariant(s)] := EXTREELib_TLB.CenterAlignment;
CellHasButton[Null,OleVariant(s)] := True;
CellWidth[Null,OleVariant(s)] := 84;
end;
end
|
358
|
How can I split a cell
![](images/extreeq358.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exRowLines;
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
Columns.Add('Single Column');
ShowFocusRect := False;
with Items do
begin
s := SplitCell[OleVariant(AddItem('Split Cell 1.1')),OleVariant(0)];
CellCaption[Null,OleVariant(s)] := 'Split Cell <img>1</img>';
CellCaptionFormat[Null,OleVariant(s)] := EXTREELib_TLB.exHTML;
CellHAlignment[Null,OleVariant(s)] := EXTREELib_TLB.CenterAlignment;
CellBackColor[Null,OleVariant(s)] := $1000000;
CellWidth[Null,OleVariant(s)] := 84;
end;
end
|
357
|
Can I select an item giving its general position
![](images/extreeq357.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectPos := OleVariant(1);
end;
end
|
356
|
How can I change the color for separator / dividers items
![](images/extreeq356.png)
with Tree1 do
begin
GridLineColor := RGB(255,0,0);
MarkSearchColumn := False;
TreeColumnIndex := -1;
ScrollBySingleLine := False;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem(Null);
ItemDivider[h] := 0;
ItemDividerLine[h] := EXTREELib_TLB.DoubleDotLine;
ItemDividerLineAlignment[h] := EXTREELib_TLB.DividerCenter;
ItemHeight[h] := 6;
SelectableItem[h] := False;
h := AddItem('Cell 2');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
end;
end
|
355
|
How can I add separator - dividers items
![](images/extreeq355.png)
with Tree1 do
begin
MarkSearchColumn := False;
TreeColumnIndex := -1;
ScrollBySingleLine := False;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem(Null);
ItemDivider[h] := 0;
ItemDividerLine[h] := EXTREELib_TLB.DoubleDotLine;
ItemDividerLineAlignment[h] := EXTREELib_TLB.DividerCenter;
ItemHeight[h] := 6;
SelectableItem[h] := False;
h := AddItem('Cell 2');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
end;
end
|
354
|
Can I change the style of the line being displayed by a divider item
![](images/extreeq354.png)
with Tree1 do
begin
MarkSearchColumn := False;
TreeColumnIndex := -1;
ScrollBySingleLine := False;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem('This is bit of text that''s displayed on the entire item, divider.');
ItemDivider[h] := 0;
ItemDividerLine[h] := EXTREELib_TLB.DoubleDotLine;
CellHAlignment[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
ItemHeight[h] := 24;
end;
end
|
353
|
Can I remove the line being displayed by a divider item
![](images/extreeq353.png)
with Tree1 do
begin
MarkSearchColumn := False;
TreeColumnIndex := -1;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem('This is bit of text that''s displayed on the entire item, divider.');
ItemDivider[h] := 0;
ItemDividerLine[h] := EXTREELib_TLB.EmptyLine;
CellHAlignment[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
end;
end
|
352
|
How can I display a divider item, merging all cells
![](images/extreeq352.png)
with Tree1 do
begin
MarkSearchColumn := False;
TreeColumnIndex := -1;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
h := AddItem('This is bit of text that''s displayed on the entire item, divider.');
ItemDivider[h] := 0;
CellHAlignment[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
end;
end
|
351
|
How can I fix or lock items
![](images/extreeq351.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
LockedItemCount[EXTREELib_TLB.TopAlignment] := 1;
CellCaption[OleVariant(LockedItem[EXTREELib_TLB.TopAlignment,0]),OleVariant(0)] := 'This is a locked item, fixed to the top side of the control.';
ItemBackColor[LockedItem[EXTREELib_TLB.TopAlignment,0]] := $bac4c4;
LockedItemCount[EXTREELib_TLB.BottomAlignment] := 2;
CellCaption[OleVariant(LockedItem[EXTREELib_TLB.BottomAlignment,0]),OleVariant(0)] := 'This is a locked item, fixed to the top side of the control.';
ItemBackColor[LockedItem[EXTREELib_TLB.BottomAlignment,0]] := $bac4c4;
CellCaption[OleVariant(LockedItem[EXTREELib_TLB.BottomAlignment,1]),OleVariant(0)] := 'This is a locked item, fixed to the top side of the control.';
ItemBackColor[LockedItem[EXTREELib_TLB.BottomAlignment,1]] := $bababa;
end;
end
|
350
|
How can I fix or lock an item on the bottom side of the control
![](images/extreeq350.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
LockedItemCount[EXTREELib_TLB.BottomAlignment] := 1;
CellCaption[OleVariant(LockedItem[EXTREELib_TLB.BottomAlignment,0]),OleVariant(0)] := 'This is a locked item, fixed to the bottom side of the control.';
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
end;
end
|
349
|
How can I fix or lock an item on the top of the control
![](images/extreeq349.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
LockedItemCount[EXTREELib_TLB.TopAlignment] := 1;
CellCaption[OleVariant(LockedItem[EXTREELib_TLB.TopAlignment,0]),OleVariant(0)] := 'This is a locked item, fixed to the top side of the control.';
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
end;
end
|
348
|
Is there any function to limit the height of the items when I display it using multiple lines
![](images/extreeq348.png)
with Tree1 do
begin
ScrollBySingleLine := True;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines. This is bit of text that''s shown on multiple lines.';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
ItemMaxHeight[h] := 48;
end;
end
|
347
|
Why I cannot center my cells in the column
![](images/extreeq347.png)
with Tree1 do
begin
TreeColumnIndex := -1;
DrawGridLines := EXTREELib_TLB.exRowLines;
(IUnknown(Columns.Add('Default')) as EXTREELib_TLB.Column).Alignment := EXTREELib_TLB.CenterAlignment;
Items.AddItem('item 1');
Items.AddItem('item 2');
Items.AddItem('item 3');
end
|
346
|
How can I align the cell to the left, center or to the right
![](images/extreeq346.png)
with Tree1 do
begin
TreeColumnIndex := -1;
DrawGridLines := EXTREELib_TLB.exRowLines;
Columns.Add('Default');
with Items do
begin
CellHAlignment[OleVariant(AddItem('left')),OleVariant(0)] := EXTREELib_TLB.LeftAlignment;
CellHAlignment[OleVariant(AddItem('center')),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
CellHAlignment[OleVariant(AddItem('right')),OleVariant(0)] := EXTREELib_TLB.RightAlignment;
end;
end
|
345
|
How do I apply HTML format to a cell
![](images/extreeq345.png)
with Tree1 do
begin
TreeColumnIndex := -1;
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
HTMLPicture['p1'] := 'c:\exontrol\images\zipdisk.gif';
HTMLPicture['p2'] := 'c:\exontrol\images\auction.gif';
Columns.Add('Default');
with Items do
begin
h := AddItem('The following item shows some of the HTML format supported:');
CellHAlignment[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.CenterAlignment;
h := AddItem('<br>text icons <img>1</img>, <img>2</img>, ... pictures <img>p1</img>, <img>p2</img> <br><br>text <b>bold</b>, <i>italic</i>, <u' +
'>underline</u>, <s>strikeout</s>, ...<br><dotline>and so on...<br> <a>anchor</a> or <a2>hyperlink</a><br><fgcolor=FF0000>fgcolor' +
'</fgcolor> or <bgcolor=00FF00>bgcolor</bgcolor> ');
CellCaptionFormat[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.exHTML;
CellSingleLine[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.exCaptionWordWrap;
end;
end
|
344
|
How can I change the font for a cell
![](images/extreeq344.png)
with Tree1 do
begin
Columns.Add('Default');
Items.AddItem('std font');
with Items do
begin
CellCaptionFormat[OleVariant(AddItem('this <font tahoma;12>is a bit of text with</font> a different font')),OleVariant(0)] := EXTREELib_TLB.exHTML;
end;
end
|
343
|
How can I change the font for a cell
![](images/extreeq343.png)
with Tree1 do
begin
Columns.Add('Default');
Items.AddItem('default font');
f := (IUnknown(ComObj.CreateComObject(ComObj.ProgIDToClassID('StdFont'))) as stdole_TLB.StdFont);
with f do
begin
Name := 'Tahoma';
Size := 12;
end;
with Items do
begin
CellFont[OleVariant(AddItem('new font')),OleVariant(0)] := (IUnknown(f) as stdole_TLB.StdFont);
end;
end
|
342
|
How can I change the font for entire item
![](images/extreeq342.png)
with Tree1 do
begin
Columns.Add('Default');
Items.AddItem('default font');
f := (IUnknown(ComObj.CreateComObject(ComObj.ProgIDToClassID('StdFont'))) as stdole_TLB.StdFont);
with f do
begin
Name := 'Tahoma';
Size := 12;
end;
with Items do
begin
ItemFont[AddItem('new font')] := (IUnknown(f) as stdole_TLB.StdFont);
end;
end
|
341
|
How do I vertically align a cell
![](images/extreeq341.png)
with Tree1 do
begin
DrawGridLines := EXTREELib_TLB.exRowLines;
(IUnknown(Columns.Add('MultipleLine')) as EXTREELib_TLB.Column).Def[EXTREELib_TLB.exCellSingleLine] := OleVariant(False);
Columns.Add('VAlign');
with Items do
begin
h := AddItem('This is a bit of long text that should break the line');
CellCaption[OleVariant(h),OleVariant(1)] := 'top';
CellVAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.TopAlignment;
h := AddItem('This is a bit of long text that should break the line');
CellCaption[OleVariant(h),OleVariant(1)] := 'middle';
CellVAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.MiddleAlignment;
h := AddItem('This is a bit of long text that should break the line');
CellCaption[OleVariant(h),OleVariant(1)] := 'bottom';
CellVAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.BottomAlignment;
end;
end
|
340
|
How can I change the position of an item
![](images/extreeq340.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
AddItem('Item 1');
AddItem('Item 2');
ItemPosition[AddItem('Item 3')] := 0;
end;
end
|
339
|
How do I find an item based on a path
![](images/extreeq339.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
ItemData[InsertItem(h,Null,'Child 2')] := OleVariant(1234);
ExpandItem[h] := True;
ItemBold[FindPath['Root 1\Child 1']] := True;
end;
end
|
338
|
How do I find an item based on my extra data
![](images/extreeq338.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
ItemData[InsertItem(h,Null,'Child 2')] := OleVariant(1234);
ExpandItem[h] := True;
ItemBold[FindItemData[OleVariant(1234),Null]] := True;
end;
end
|
337
|
How do I find an item
![](images/extreeq337.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
ItemBold[FindItem['Child 2',OleVariant(0),Null]] := True;
end;
end
|
336
|
How can I insert a hyperlink or an anchor element
![](images/extreeq336.png)
with Tree1 do
begin
Columns.Add('Column');
with Items do
begin
CellCaptionFormat[OleVariant(AddItem('Just an <a1>anchor</a> element ...')),OleVariant(0)] := EXTREELib_TLB.exHTML;
end;
with Items do
begin
CellCaptionFormat[OleVariant(AddItem('Just another <a2>anchor</a> element ...')),OleVariant(0)] := EXTREELib_TLB.exHTML;
end;
end
|
335
|
How do I find the index of the item based on its handle
![](images/extreeq335.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
ItemBold[ItemByIndex[ItemToIndex[h]]] := True;
end;
end
|
334
|
How do I find the handle of the item based on its index
![](images/extreeq334.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
ItemBold[ItemByIndex[1]] := True;
end;
end
|
333
|
How can I find the cell being clicked in a radio group
![](images/extreeq333.png)
with Tree1 do
begin
MarkSearchColumn := False;
SelBackColor := RGB(255,255,128);
SelForeColor := RGB(0,0,0);
Columns.Add('C1');
Columns.Add('C2');
Columns.Add('C3');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Radio 1';
CellHasRadioButton[OleVariant(h),OleVariant(1)] := True;
CellRadioGroup[OleVariant(h),OleVariant(1)] := 1234;
CellCaption[OleVariant(h),OleVariant(2)] := 'Radio 2';
CellHasRadioButton[OleVariant(h),OleVariant(2)] := True;
CellRadioGroup[OleVariant(h),OleVariant(2)] := 1234;
CellState[OleVariant(h),OleVariant(1)] := 1;
CellBold[Null,OleVariant(CellChecked[1234])] := True;
end;
end
|
332
|
Can I add a +/- ( expand / collapse ) buttons to each item, so I can load the child items later
![](images/extreeq332.png)
with Tree1 do
begin
LinesAtRoot := EXTREELib_TLB.exLinesAtRoot;
Columns.Add('Default');
with Items do
begin
ItemHasChildren[AddItem('parent item with no child items')] := True;
AddItem('next item');
end;
end
|
331
|
Can I let the user to resize at runtime the specified item
![](images/extreeq331.png)
with Tree1 do
begin
ScrollBySingleLine := True;
DrawGridLines := EXTREELib_TLB.exRowLines;
Columns.Add('Default');
with Items do
begin
ItemAllowSizing[AddItem('resizable item')] := True;
AddItem('not resizable item');
end;
end
|
330
|
How can I change the size ( width, height ) of the picture
![](images/extreeq330.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
CellPicture[OleVariant(h),OleVariant(0)] := Tree1.ExecuteTemplate('loadpicture(`c:\exontrol\images\zipdisk.gif`)');
CellPictureWidth[OleVariant(h),OleVariant(0)] := 24;
CellPictureHeight[OleVariant(h),OleVariant(0)] := 24;
ItemHeight[h] := 32;
h := AddItem('Root 2');
CellPicture[OleVariant(h),OleVariant(0)] := Tree1.ExecuteTemplate('loadpicture(`c:\exontrol\images\zipdisk.gif`)');
ItemHeight[h] := 48;
end;
end
|
329
|
How can I find the number or the count of selected items
![](images/extreeq329.png)
with Tree1 do
begin
SingleSel := False;
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectItem[ItemChild[h]] := True;
SelectItem[NextSiblingItem[ItemChild[h]]] := True;
AddItem(OleVariant(SelectCount));
end;
end
|
328
|
How do I unselect an item
![](images/extreeq328.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectItem[h] := False;
end;
end
|
327
|
How do I find the selected item
![](images/extreeq327.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectItem[h] := True;
ItemBold[SelectedItem[0]] := True;
end;
end
|
326
|
How do I un select all items
with Tree1 do
begin
SingleSel := False;
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
UnselectAll();
end;
end
|
325
|
How do I select multiple items
![](images/extreeq325.png)
with Tree1 do
begin
SingleSel := False;
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectItem[ItemChild[h]] := True;
SelectItem[NextSiblingItem[ItemChild[h]]] := True;
end;
end
|
324
|
How do I select all items
![](images/extreeq324.png)
with Tree1 do
begin
SingleSel := False;
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectAll();
end;
end
|
323
|
How do I select an item
![](images/extreeq323.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
SelectItem[h] := True;
end;
end
|
322
|
Can I display a button with some picture or icon inside
![](images/extreeq322.png)
with Tree1 do
begin
HTMLPicture['p1'] := 'c:\exontrol\images\zipdisk.gif';
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := ' Button <img>p1</img> ';
CellCaptionFormat[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exHTML;
CellHAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.RightAlignment;
CellHasButton[OleVariant(h),OleVariant(1)] := True;
CellButtonAutoWidth[OleVariant(h),OleVariant(1)] := True;
ItemHeight[h] := 48;
end;
end
|
321
|
Can I display a button with some picture or icon inside
![](images/extreeq321.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := ' Button <img>1</img> ';
CellCaptionFormat[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exHTML;
CellHAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.RightAlignment;
CellHasButton[OleVariant(h),OleVariant(1)] := True;
CellButtonAutoWidth[OleVariant(h),OleVariant(1)] := True;
end;
end
|
320
|
Can I display a button with some icon inside
![](images/extreeq320.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := ' <img>1</img> ';
CellCaptionFormat[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exHTML;
CellHAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.RightAlignment;
CellHasButton[OleVariant(h),OleVariant(1)] := True;
CellButtonAutoWidth[OleVariant(h),OleVariant(1)] := True;
end;
end
|
319
|
How can I assign multiple icon/picture to a cell
![](images/extreeq319.png)
with Tree1 do
begin
HTMLPicture['p1'] := 'c:\exontrol\images\zipdisk.gif';
HTMLPicture['p2'] := 'c:\exontrol\images\auction.gif';
Columns.Add('Default');
with Items do
begin
h := AddItem('text <img>p1</img> another picture <img>p2</img> and so on');
CellCaptionFormat[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.exHTML;
CellPicture[OleVariant(h),OleVariant(0)] := Tree1.ExecuteTemplate('loadpicture(`c:\exontrol\images\colorize.gif`)');
ItemHeight[h] := 48;
AddItem('Root 2');
end;
end
|
318
|
How can I assign an icon/picture to a cell
![](images/extreeq318.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
CellPicture[OleVariant(h),OleVariant(0)] := Tree1.ExecuteTemplate('loadpicture(`c:\exontrol\images\zipdisk.gif`)');
ItemHeight[h] := 48;
AddItem('Root 2');
end;
end
|
317
|
How can I assign multiple icons/pictures to a cell
![](images/extreeq317.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('Default');
with Items do
begin
h := AddItem('Root <img>1</img> 1, <img>2</img>, ... and so on ');
CellCaptionFormat[OleVariant(h),OleVariant(0)] := EXTREELib_TLB.exHTML;
end;
end
|
316
|
How can I assign multiple icons/pictures to a cell
![](images/extreeq316.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
CellImages[OleVariant(h),OleVariant(0)] := '1,2,3';
end;
end
|
315
|
How can I assign an icon/picture to a cell
![](images/extreeq315.png)
with Tree1 do
begin
Images('gBJJgBAIDAAGAAEAAQhYAf8Pf4hh0QihCJo2AEZjQAjEZFEaIEaEEaAIAkcbk0olUrlktl0vmExmUzmk1m03nE5nU7nk9n0/oFBoVDolFo1HpFJpVLplNp1PqFRqVTql' +
'Vq1XrFZrVbrldr1fsFhsVjslls1ntFptVrtltt1vuFxuVzul1u13vF5vV7vl9v1/wGBwWDwmFw2HxGJxWLxmNx0xiFdyOTh8Tf9ZymXx+QytcyNgz8r0OblWjyWds+m0' +
'ka1Vf1ta1+r1mos2xrG2xeZ0+a0W0qOx3GO4NV3WeyvD2XJ5XL5nN51aiw+lfSj0gkUkAEllHanHI5j/cHg8EZf7w8vl8j4f/qfEZeB09/vjLAB30+kZQAP/P5/H6/yN' +
'AOAEAwCjMBwFAEDwJBMDwLBYAP2/8Hv8/gAGAD8LQs9w/nhDY/oygIA=');
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
CellImage[OleVariant(h),OleVariant(0)] := 1;
CellImage[OleVariant(InsertItem(h,Null,'Child 1')),OleVariant(0)] := 2;
CellImage[OleVariant(InsertItem(h,Null,'Child 2')),OleVariant(0)] := 3;
ExpandItem[h] := True;
end;
end
|
314
|
How can I get the handle of an item based on the handle of the cell
![](images/extreeq314.png)
with Tree1 do
begin
Columns.Add('Default');
with Items do
begin
h := AddItem('Root 1');
InsertItem(h,Null,'Child 1');
InsertItem(h,Null,'Child 2');
ExpandItem[h] := True;
ItemBold[CellItem[ItemCell[h,OleVariant(0)]]] := True;
end;
end
|
313
|
How can I display a button inside the item or cell
![](images/extreeq313.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := ' Button 1 ';
CellHAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.RightAlignment;
CellHasButton[OleVariant(h),OleVariant(1)] := True;
CellButtonAutoWidth[OleVariant(h),OleVariant(1)] := True;
h := AddItem('Cell 2');
CellCaption[OleVariant(h),OleVariant(1)] := ' Button 2 ';
CellHAlignment[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.CenterAlignment;
CellHasButton[OleVariant(h),OleVariant(1)] := True;
end;
end
|
312
|
How can I change the state of a radio button
![](images/extreeq312.png)
with Tree1 do
begin
MarkSearchColumn := False;
SelBackColor := RGB(255,255,128);
SelForeColor := RGB(0,0,0);
Columns.Add('C1');
Columns.Add('C2');
Columns.Add('C3');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Radio 1';
CellHasRadioButton[OleVariant(h),OleVariant(1)] := True;
CellRadioGroup[OleVariant(h),OleVariant(1)] := 1234;
CellCaption[OleVariant(h),OleVariant(2)] := 'Radio 2';
CellHasRadioButton[OleVariant(h),OleVariant(2)] := True;
CellRadioGroup[OleVariant(h),OleVariant(2)] := 1234;
CellState[OleVariant(h),OleVariant(1)] := 1;
end;
end
|
311
|
How can I assign a radio button to a cell
![](images/extreeq311.png)
with Tree1 do
begin
MarkSearchColumn := False;
SelBackColor := RGB(255,255,128);
SelForeColor := RGB(0,0,0);
Columns.Add('C1');
Columns.Add('C2');
Columns.Add('C3');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Radio 1';
CellHasRadioButton[OleVariant(h),OleVariant(1)] := True;
CellRadioGroup[OleVariant(h),OleVariant(1)] := 1234;
CellCaption[OleVariant(h),OleVariant(2)] := 'Radio 2';
CellHasRadioButton[OleVariant(h),OleVariant(2)] := True;
CellRadioGroup[OleVariant(h),OleVariant(2)] := 1234;
CellState[OleVariant(h),OleVariant(1)] := 1;
end;
end
|
310
|
How can I change the state of a checkbox
![](images/extreeq310.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Check Box';
CellHasCheckBox[OleVariant(h),OleVariant(1)] := True;
CellState[OleVariant(h),OleVariant(1)] := 1;
end;
end
|
309
|
How can I assign a checkbox to a cell
![](images/extreeq309.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Check Box';
CellHasCheckBox[OleVariant(h),OleVariant(1)] := True;
end;
end
|
308
|
How can I display an item or a cell on multiple lines
![](images/extreeq308.png)
with Tree1 do
begin
ScrollBySingleLine := True;
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown on multiple lines';
CellSingleLine[OleVariant(h),OleVariant(1)] := EXTREELib_TLB.exCaptionWordWrap;
end;
end
|
307
|
How can I assign a tooltip to a cell
![](images/extreeq307.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'tooltip';
CellToolTip[OleVariant(h),OleVariant(1)] := 'This is bit of text that''s shown when the user hovers the cell';
end;
end
|
306
|
How can I associate an extra data to a cell
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Cell 2';
CellData[OleVariant(h),OleVariant(1)] := 'your extra data';
end;
end
|
305
|
How do I enable or disable a cell
![](images/extreeq305.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Cell 2';
CellEnabled[OleVariant(h),OleVariant(1)] := False;
end;
end
|
304
|
How do I change the cell's foreground color
![](images/extreeq304.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Cell 2';
CellForeColor[OleVariant(h),OleVariant(1)] := $ff;
end;
end
|
303
|
How do I change the visual effect for the cell, using your EBN files
![](images/extreeq303.png)
with Tree1 do
begin
VisualAppearance.Add(1,'c:\exontrol\images\normal.ebn');
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Cell 2';
CellBackColor[OleVariant(h),OleVariant(1)] := $1000000;
end;
end
|
302
|
How do I change the cell's background color
![](images/extreeq302.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
h := AddItem('Cell 1');
CellCaption[OleVariant(h),OleVariant(1)] := 'Cell 2';
CellBackColor[OleVariant(h),OleVariant(1)] := $ff;
end;
end
|
301
|
How do I change the caption or value for a particular cell
![](images/extreeq301.png)
with Tree1 do
begin
Columns.Add('C1');
Columns.Add('C2');
with Items do
begin
CellCaption[OleVariant(AddItem('Cell 1')),OleVariant(1)] := 'Cell 2';
end;
end
|