I've read over 20 questions/answers but I still can't get what I want. I want to cut a circle inside a rectangle as seen below: Here is my code: @Override protected void onDraw(Canvas canvas) {...

Is there an easy way to have a selected TreeNode retain its SystemColors.Highlight BackColor while the TreeView doesn't have focus? Because even with HideSelection set to false, the selected BackCo...

i need to implement the functionality of EM_SETCUEBANNER, where a text hint appears inside an Edit control: The catch is that i cannot use version 6 of the Common Controls, which is what is requ...

I am wondering if there is a way to draw filled areas (like a filled polygon) with the Android Canvas without using the Path class and call canvas.drawPath(...). The reason I want to do this witho...

I want to intercept the QPaintEvent on a QSlider and draw it. But I can not find the details on the geometry of the thing. I can know the rect() of the whole widget but how can you tell the positio...

I have a TTreeView in Delphi, with nodes at three levels. I use node data to store another label besides the node text. Type TNodeData = class ExtraNodeLabel: WideString; //... other members ...

Using Delphi 2010 and a TStringGrid component, I currently display five filds from a database query. Here is a simplied example of what i am doing //set up the grid procedure TGriddata.FormCreat...

When using custom-draw (NM_CUSTOMDRAW) to draw the entire contents of a ListView SubItem (in Report/Details view), it would be nice to be able to apply the same left and right padding in my custom ...