21 lines
745 B
Markdown
21 lines
745 B
Markdown
# Tcl/Tk (GUI) extension (optional)
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- CMake option: FUN_WITH_TCLTK=ON
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- Purpose: Basic GUI functionality via Tcl/Tk.
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- Homepage: https://www.tcl.tk/
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## Opcodes:
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- OP_TK_EVAL: pops script string; pushes rc (0=OK)
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- OP_TK_RESULT: pushes last Tcl result string
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- OP_TK_LOOP: enters main event loop; pushes Nil when done
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- OP_TK_WM_TITLE: pops title string; sets window title; pushes rc
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- OP_TK_LABEL: pops text, id; creates/updates label .id; pushes rc
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- OP_TK_BUTTON: pops text, id; creates/updates button .id; pushes rc
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- OP_TK_PACK: pops id; packs .id; pushes rc
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- OP_TK_BIND: pops command, event, id; binds; pushes rc
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## Notes:
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- Requires Tcl/Tk development headers/libs.
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- GUI behavior depends on your desktop environment/window manager.
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