Virtual-TreeView

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Access Violation if Themes have been changed

1

In applications that change their themes on the fly I get an access violation if the application is closed. The issue happens here: ``` unit VirtualTrees.StyleHooks; ... finalization TCustomStyleEngine.UnRegisterStyleHook(TVirtualStringTree, TVclStyleScrollBarsHook);...

romankassebaum

Integer overflow in ScaleNodeHeights

1

https://github.com/JAM-Software/Virtual-TreeView/blob/4924906a2be49c781786ae5ac6fcd45419f78015/Source/VirtualTrees.pas#L10071 I can reproduce this, if the form is first opened on a high dpi monitor (4K), then moved to a 96 dpi monitor then I see the integer overflow...

vincentparrett

Strange change of column name when inserting special unicode chars

1

I have a VST in reprot mode and some columns defined in the header. Now I want to implement some kind of word wrap and had the idea to insert...

MHumm

TVirtualStringTree and ScreenReaders (IAccessibility) problems

6

Hello, We are having specific problems with Screen narators (readers) like NVDA (https://www.nvaccess.org/download/) , JAWS and others on TVirtualStringTree when navigatin using keyboard. Seems like navigating using keyboard (e.g. up,...

ivancx

Merge DoCancelEdit() and DoEndEdit() in one procedure with boolean parameter

4

They contain almost identical code. Use a boolean parameter instead. Also merge `IVTEditLink.CancelEdit`and `EndEdit`, they also contain almost identical code.

joachimmarder

Add which mouse button was clicked do DoNodeClick Parameters

5

Depending on the FOptions.FSelectionOptions, the HandleMouseUp can be called from Left/Middle or Right buttons. HandleMouseUp gets the var Message:TWMMouse so it knows which button was pressed. But it does not...

Dave-Novo

VirtualTrees.pas could not be compiled anymore since the latest revision R1835(SVN). The class for the new function GetLastSelected() should be TBaseVirtualTree instead of TVirtualStringTree: function TVirtualStringTree.GetLastSelected(ConsiderChildrenAbove: Boolean = False): PVirtualNode;...

StefanGrube

Advanced Demo Two errors were found in the demo. The right-click menu Edit does not work 1.In GridForm, VST5.TreeOptions.SelectionOptions:=VST5.TreeOptions.SelectionOptions + [toExtendedFocus]; 2. In Editors.pas, Modified to TGridEditLink = class(TBasePropertyEditLink, IVTEditLink)

flylink888

Additionally use `StyleService` to get the color instead of the hard coded clGrayText.

joachimmarder

Activate option toAutoHideButtons by default, so that empty nodes by default do not show a +/- button

3

Given a VST containing a node and a subnode. The node displays a + button for expanding/displaying the sub node. It even displays that indicator when the sub node has...

MHumm