{ "ImgViewer" : { "Category" : "General", "Keywords" : [ "Images", "TImage", "scaling", "FindFirstUTF8", "BeginWaitCursor" ], "Description" : "This example application shows how to load and show image/graphical files.\n\nIt also demonstrates\n- scaling images\n- using the Lazarus functions FindFirstUTF8 and FindNextUTF8 to recursively seek files and directories\n- dealing with key presses using the KeyDown event\n- using BeginUpdate and EndUpdate to improve processing speed of certain controls (a ListBox in this case)\n- setting the cursor to hourglass and reset it to indicate a long-running operation is going on (e.g. when recursively loading directories with a large amount of images)" } }