DelphiDelphiVCLPythonPython GUIWindows

What You Need To Know About The OnActionExecute Event

What is the DelphiVCL.Application.OnActionExecute Event? The OnActionExecute or DelphiVCL.Application.OnActionExecute event occurs for Windows app development when an action’s Execute method is called and its action list has not already handled it. Use the OnActionExecute event handler to respond when a user invokes actions whose action lists do not have OnExecute event…
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DelphiDelphiVCLPythonPython GUIWindows

This Is A List of All Colors In Delphi VCL Graphic Unit

In Delphi VCL, TColor is used to specify the color of a control. It only works for development on Windows. TColor is used to specify the color of a Windows-only control. It is used by the Color property of many components and by many other properties that specify color values. The Graphics unit contains definitions of useful constants for TColor. These constants map either directly to the…
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DelphiDelphiVCLPythonPython GUIWindows

What Is The Role Of DelphiVCL.Application.Components?

The Components property or DelphiVCL.Application.Components in Windows app development is used to list all components owned by the component. Of then this is used to programmatically iterate through all the components on a form or panel in order to update them in some way. Use Components to access any of the components owned by this component or form. The Components property is most useful when…
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DelphiDelphiVCLPythonPython GUIWindows

What Is TMonitorDefaultTo in The DelphiVCL Windows UI Toolkit

In the DelphiVCL Wiindows UI Toolkit TMonitorDefaultTo specifies which monitor to select when there is no match to the specified criteria. TMonitorDefaultTo indicates which monitor should be used when the selection criteria do not match any of the monitors in the system. It can have any of the following values: ValueMeaningmdNearestChoose the monitor that comes closest to matching…
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