Among the most popular questions posed in the TWebBrowser newsgroups and discussed on many Delphi tips sites are: How do you get a TWebBrowser control to display the popup menu assigned to its PopupMenu property instead of the standard IE popup menu? How do you stop TWebBrowser displayin...
Unfortunately,TWebBrowserdoes not have anOnClickorOnMouseDownevent in which to do this, so we have to find an alternative way of detecting the mouse click. The web browsers'sOnCommandStateChangeevent is useful here. According to Delphi's help, this event is triggered when the ability to exec...
and therefore, by default, the TMemoField connected to the MEMO database field is called "DBTableData". By assigningDBTableData.AsStringto theTextparameter of the OnGetText event, we tell Delphi to display ALL the text from the MEMO field in a DBGrid cell. ...
To display the bitmap we need only handle the OnCustomDraw event. In this example we will tile a bitmap in the display. To tile the bitmap we have to calculate the list view's background area and offset the bitmap to allow for any scrolling and the size of any header. Much of ...
How can I insert an image in picture control which is present in the dialog based form?This is my button click event handler.** CBitmap Bit1; Bit1.LoadBitmap(L"c:\SampleImg.bmp"); mPictureCtrl.SetBitmap(Bit1); ** But, when i click the button, given image is not shown on the...
An article that describes how to use Delphi Pascal to save a window's size, state & position in the Windows registry.
A Graphics object cannot be created from an image that has an indexed pixel format. A new expression requires (), [], or {} after type a reference to '' could not be added. Adding this project as a reference would cause a circular dependency A reference to the component 'System' alrea...
An additional option will permit you to display icons at smaller sizes more attune to medium-res screens (say 120-DPI) screens. In such cases Aero uses the 256x256 image and shrinks it the desired size without any quality-loss. The result looks really slick with real-time zoom!
Although most browsers will display images centered using the same text-align property, it’s not recommended by the W3C. Therefore, there's always a chance that future versions of browsers could elect to ignore this method. Instead of using text-align to center an image, you should tell the...
Delphi 10.3 Rio FireMonkey apps are cross platform with a single codebase and single UI that target the Android, IOS, Macos, Windows, and Linux platforms (FMXLinux was recently added to Delphi 10.3 Rio Enterprise and Architect). You can also deploy Delph