OnClick event occurs when the user clicks the control.
We use the OnClick event handler to respond when the user clicks the control. If the control has an associated action, and that action has an OnExecute method, the action’s OnExecute method responds to click events unless it is superseded by an OnClick event handler.
Usually, OnClick occurs when the user presses and…
TColorBoxStyle specifies how a color box control displays its selections.
The following table lists the possible values of TColorBoxStyle:
Style
Meaning when included
cbStandardColors
The color box lists the first 16 color constants from the…
Learn to Automatically Generating A CLIs Using Python’s Fire Library In A Delphi Windows App
May 26, 2021
Are you looking for powerful tools to automatically generate command-line interfaces to make your life easier, and build a nice GUI for them? You can build it easily by combining Fire and Python4Delphi library, inside Delphi and C++Builder.
Python Fire is a library…
Learn To Build A Python GUI For Working With Multidimensional Arrays Using Theano Library In A Delphi Windows App
May 25, 2021
If you need a Python-based ecosystem of open-source software for mathematical expressions involving multi-dimensional arrays, then Python’s Theano library is exactly what you need. You can easily run this library and give it a nice GUI using Python4Delphi (P4D). Python4Delphi is a free tool that allows you to work with Python scripts and objects, even create new Python modules and types in the…
Color is used to specify the color of a Windows-only control. It is used by the Color property of many components and by several other properties that specify color values.
The DelphiVCL.Graphic unit contains definitions of useful constants for Color. These constants…
Shape in DelphiVCL.Shape is used to specify the shape of the control.
Set Shape to the geometric shape that should be drawn on the form.
The Shape property has these possible values:
Value
Meaning
stCircle
The shape is a…
In the previous examples, we already use the .SetProps several times (see Section 7: Getting Started with DelphiVCL III: Overview of Commonly used VCL Components).
Use SetProps to set specific properties to components.
Here are the working examples taken from the Section 7: Getting Started with DelphiVCL III: Overview of Commonly used VCL Components:
Implemented in creating…
.SetBounds will set the Left, Top, Width, and Height properties all at once.
Use SetBounds to change all of the component’s boundary properties at one time. The same effect can be achieved by setting the Left, Top, Width, and Height properties separately, but…
Are you looking for powerful tools to analyze and manipulate structured data, and build a nice GUI for them? You can build fast, expressive, insightful, and scalable data analysis tools easily by combining pandas and Python4Delphi library, inside Delphi and…
DelphiVCL.DrawGrid represents a grid control that displays information in column and row format.
Add a DelphiVCL.DrawGrid object to a form to present arbitrary information in a tabular format. DrawGrid provides many properties to control the appearance of the grid, as well as events and methods that take advantage of the tabular organization of the grid in responding to user…
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