Story Category: api references
VOTEWhat Does The OnHint Event In DelphiVCL.Application Do?
Muhammad Azizul Hakim
What is the DelphiVCL.Application.OnHint event? The OnHint or DelphiVCL.Application.OnHint occurs when the mouse pointer moves over a control or menu item that can display a Help Hint. This mainly applies to Windows app development. How…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Does The OnIdle Event In DelphiVCL.Application Do?
Muhammad Azizul Hakim
During Windows development, the OnIdle or DelphiVCL.Application.OnIdle occurs when an application becomes idle. Write an OnIdle event handler to perform special processing when an application is idle. An application is idle when it is not…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What You Need To Know About The NormalizeTopMosts Method
Muhammad Azizul Hakim
The NormalizeAllTopMosts or DelphiVCL.Application.NormalizeAllTopMosts method is used in development on Windows to make forms that have been designated as topmost forms (their FormStyle is fsStayOnTop) behave as if they were not topmost forms. How to…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is The OnHelp Event In DelphiVCL.Application?
Muhammad Azizul Hakim
What is the DelphiVCL.Application.OnHelp event? The OnHelp or DelphiVCL.Application.OnHelp occurs when the application receives a request for Help. You can examine and set it in the IDE software. How to use the DelphiVCL.Application.OnHelp event properly? Write…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Are The Built-In Function Objects Inside DelphiVCL?
Muhammad Azizul Hakim
A built-in function object is a wrapper around a C function. Examples of built-in functions are len() and math.sin() (math is a standard built-in module). The number and type of the arguments are determined by…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is The OnException Event in DelphiVCL.Application?
Muhammad Azizul Hakim
The OnException or DelphiVCL.Application.OnException event occurs when an unhandled exception occurs in the application. This is a fundamental error event to understand when you develop Windows software. How is the DelphiVCL.Application.OnException event used? Use OnException…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What is an OnGetActiveFormHandle Event in DelphiVCL.Application?
Muhammad Azizul Hakim
OnGetActiveFormHandle or DelphiVCL.Application.OnGetActiveFormHandle is the event triggered when reading the value of the ActiveFormHandle property. Let’s take a look at all of DelphiVCL.Application.OnGetActiveFormHandle properties, methods, and built-in properties: See the responses in our Windows command…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is A DelphiVCL.BitBtn And Why Would I Use It?
Muhammad Azizul Hakim
DelphiVCL.BitBtn is a push button control that can include a bitmap on its face. It’s an alternative to the regular button control which can’t directly use graphics on it. Bitmap buttons exhibit the same behavior…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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How To Make Text Align The Way You Want It To
Muhammad Azizul Hakim
The Alignment or TAlignment property is used to specify how text is aligned within a control. The default value of the Alignment property is taLeftJustify. These are the possible values of Alignment: Value Meaning taLeftJustify…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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7 More Built-In Function Objects Inside DelphiVCL Library
Muhammad Azizul Hakim
When running dir() to DelphiVCL library or any DelphiVCL methods and properties in all previous sections, you might find many of Python’s built-in objects and properties. You can also read 7 Built-In Function Objects Inside…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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7 Built-In Function Objects Inside The DelphiVCL Library
Muhammad Azizul Hakim
When running dir() to DelphiVCL library or any DelphiVCL methods and properties in all previous sections, you might find many of Python’s built-in objects and properties. You might also want to read 7 More Built-In…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is The DelphiVCL.Screen or TScreen Object?
Muhammad Azizul Hakim
DelphiVCL.Screen or TScreen represents the state of the screen in which an application runs. TScreen introduces properties that specify: What forms and data modules have been instantiated by the application. The active form, and the…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is The OnActionUpdate Event In DelphiVCL.Application?
Muhammad Azizul Hakim
OnActionUpdate or DelphiVCL.Application.OnActionUpdate event occurs when an action’s Update method is called and its action list has not already handled it. Use the OnActionUpdate event handler to update the properties of an action when the…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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How To Force Execution Of The Destructor Code In An Object
Muhammad Azizul Hakim
The DisposeOf method or DelphiVCL.Application.DisposeOf forces the execution of the destructor code in an object. After the DisposeOf method is called, the object is placed in a special state, the Disposed state. This means that…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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What Is An OnActivate Event In A DelphiVCL.Application?
Muhammad Azizul Hakim
The OnActivate or DelphiVCL.Application.OnActivate event occurs when an application becomes active. Write an OnActivate event handler to perform special processing when the application becomes active. When does an application become active? An application becomes active…… … Read more
3 years ago in api references, Delphi, DelphiVCL, GuiProgramming, programming, Python, python gui, windows, windows app
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