libgui - Handy GUI code
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libgui - Handy GUI code
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This module has various pieces of code that are useful for a GUI. For
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This module has various pieces of code that are useful for a GUI. For
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the most part, they are Tcl/Tk-related.
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the most part, they are Tcl/Tk-related.
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Open issues:
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Open issues:
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- bitmaps and canvas code are duplicated in S-N; should look into
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- bitmaps and canvas code are duplicated in S-N; should look into
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sharing
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sharing
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- tkTreeTable taken from S-N but modified; should use the same
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- tkTreeTable taken from S-N but modified; should use the same
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version in both places. Better yet, replace this widget with
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version in both places. Better yet, replace this widget with
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one that works better
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one that works better
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Here's a brief runthrough:
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Here's a brief runthrough:
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library/
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library/
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Directory of Tcl code
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Directory of Tcl code
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balloon.tcl
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balloon.tcl
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Tcl code to implement balloon help (aka tooltips)
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Tcl code to implement balloon help (aka tooltips)
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Primary interface is the "balloon" command. See last function in
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Primary interface is the "balloon" command. See last function in
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file for details on usage
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file for details on usage
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bindings.tcl
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bindings.tcl
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Provides bind_widget_after_class proc; rearranges bindtags in
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Provides bind_widget_after_class proc; rearranges bindtags in
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a frequently-useful way.
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a frequently-useful way.
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canvas.tcl
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canvas.tcl
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Tcl procs relating to canvas widgets
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Tcl procs relating to canvas widgets
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set_scroll_region canvas
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set_scroll_region canvas
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Set the scroll region on CANVAS to include all items in the
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Set the scroll region on CANVAS to include all items in the
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canvas. Most easily used when bound to on the
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canvas. Most easily used when bound to on the
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canvas.
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canvas.
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def.tcl
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def.tcl
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Defining words.
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Defining words.
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defarray name ?value?
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defarray name ?value?
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Define a global array named NAME. VALUE, if present, is the
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Define a global array named NAME. VALUE, if present, is the
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initial value. VALUE is in the format expected by "array
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initial value. VALUE is in the format expected by "array
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set".
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set".
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defvar name ?value?
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defvar name ?value?
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Define a new global variable named NAME.
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Define a new global variable named NAME.
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gensym.tcl
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gensym.tcl
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Provides the proc "gensym", which generates new symbol names.
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Provides the proc "gensym", which generates new symbol names.
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gettext.tcl
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gettext.tcl
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Defines the stub proc "gettext", used for looking up text in a
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Defines the stub proc "gettext", used for looking up text in a
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localization database.
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localization database.
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hooks.tcl
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hooks.tcl
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Provides procs for handling hooks (lists of functions that
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Provides procs for handling hooks (lists of functions that
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should be run when something happens).
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should be run when something happens).
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lframe.tcl
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lframe.tcl
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Provides the Labelledframe widget -- a frame with a groove and
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Provides the Labelledframe widget -- a frame with a groove and
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a label.
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a label.
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list.tcl
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list.tcl
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Defines useful list procs. Some of these are Tcl versions of C
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Defines useful list procs. Some of these are Tcl versions of C
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functions in TclX.
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functions in TclX.
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lvarpush listvar element ?index?
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lvarpush listvar element ?index?
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Insert ELEMENT into list stored in LISTVAR (a variable).
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Insert ELEMENT into list stored in LISTVAR (a variable).
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Element is inserted at INDEXth position. INDEX defaults to
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Element is inserted at INDEXth position. INDEX defaults to
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0.
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0.
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lvarpop listvar ?index?
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lvarpop listvar ?index?
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Remove INDEXth element from list stored in LISTVAR (a
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Remove INDEXth element from list stored in LISTVAR (a
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variable). Returns the removed element. INDEX defaults to
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variable). Returns the removed element. INDEX defaults to
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0.
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0.
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lassign list args
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lassign list args
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Assign successive elements from LIST to variables named in
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Assign successive elements from LIST to variables named in
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ARGS. If LIST is longer than ARGS, assign a list of remaining
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ARGS. If LIST is longer than ARGS, assign a list of remaining
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elements to last variable.
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elements to last variable.
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lrmdups list args
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lrmdups list args
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Remove duplicates and sort list. ARGS, if specified, are
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Remove duplicates and sort list. ARGS, if specified, are
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arguments to lsort
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arguments to lsort
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lremove list element
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lremove list element
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Return list created by removing the first item `ELEMENT'
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Return list created by removing the first item `ELEMENT'
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mono.tcl
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mono.tcl
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Procs for handling monochrome displays or colorblind users
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Procs for handling monochrome displays or colorblind users
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prefs.tcl
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prefs.tcl
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Application preference code. This will probably vanish at some
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Application preference code. This will probably vanish at some
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point, once we figure out how we really want to do this. I just
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point, once we figure out how we really want to do this. I just
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had this code lying around, and it was useful to me, so I included
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had this code lying around, and it was useful to me, so I included
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it.
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it.
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Defines a single interface, "preference", which has several
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Defines a single interface, "preference", which has several
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subcommands:
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subcommands:
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preference define name default docstring ?handler?
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preference define name default docstring ?handler?
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Define a new preference. HANDLER, if specified, is a proc
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Define a new preference. HANDLER, if specified, is a proc
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to run whenever the preference's value changes.
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to run whenever the preference's value changes.
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preference get name
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preference get name
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Return value of preference.
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Return value of preference.
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preference documentation name
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preference documentation name
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Return doc string of preference
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Return doc string of preference
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preference varname name
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preference varname name
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Return name of variable representing named preference. This
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Return name of variable representing named preference. This
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can be used eg as the -variable of a radiobutton.
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can be used eg as the -variable of a radiobutton.
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preference set name value
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preference set name value
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Set preference.
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Set preference.
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preference get_commands
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preference get_commands
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Return text of commands which, when evalled, will restore
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Return text of commands which, when evalled, will restore
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the current state of all defined preferences.
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the current state of all defined preferences.
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sendpr.tcl
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sendpr.tcl
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The sendpr widget; a GUI for send-pr.
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The sendpr widget; a GUI for send-pr.
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topbind.tcl
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topbind.tcl
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Code for bindings on toplevels.
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Code for bindings on toplevels.
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bind_for_toplevel_only toplevel sequence script
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bind_for_toplevel_only toplevel sequence script
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Put a binding on window TOPLEVEL for event SEQUENCE. When the
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Put a binding on window TOPLEVEL for event SEQUENCE. When the
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event is seen, SCRIPT will run. This proc adds a new bindtag
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event is seen, SCRIPT will run. This proc adds a new bindtag
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to the toplevel to avoid the problems associated with putting
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to the toplevel to avoid the problems associated with putting
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bindings directly on toplevels.
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bindings directly on toplevels.
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ulset.tcl
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ulset.tcl
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Attempt to make setting the -underline option easier. This is
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Attempt to make setting the -underline option easier. This is
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particular good when using gettext. Unfortunately the interface
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particular good when using gettext. Unfortunately the interface
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is hard to use; it should be changed.
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is hard to use; it should be changed.
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extract_label_info option label
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extract_label_info option label
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Extract underline and label info from descriptor string LABEL.
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Extract underline and label info from descriptor string LABEL.
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Any underline in LABEL is extracted, and the next character's
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Any underline in LABEL is extracted, and the next character's
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index is used as the -underline value. There must be only one
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index is used as the -underline value. There must be only one
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underline in LABEL. This proc returns a list of the form:
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underline in LABEL. This proc returns a list of the form:
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OPTION NEWLABEL -underline INDEX
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OPTION NEWLABEL -underline INDEX
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Eg: extract_label_info -text _File
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Eg: extract_label_info -text _File
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-> {-text File -underline 0}
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-> {-text File -underline 0}
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src/
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src/
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Directory of C code. This is all put into libide.a.
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Directory of C code. This is all put into libide.a.
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paths.c
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paths.c
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Useful startup code that all applications should run.
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Useful startup code that all applications should run.
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int ide_initialize (Tcl_Interp *interp, char *appname);
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int ide_initialize (Tcl_Interp *interp, char *appname);
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This function:
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This function:
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- Sets the global Tcl variable ide_application_name to APPNAME.
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- Sets the global Tcl variable ide_application_name to APPNAME.
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- Searches the filesystem for the libide Tcl code, and sets
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- Searches the filesystem for the libide Tcl code, and sets
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up the auto_path appropriately. The IDE_LIBRARY environment
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up the auto_path appropriately. The IDE_LIBRARY environment
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variable can override the searching.
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variable can override the searching.
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- Sets up the auto_path to include the application's Tcl library
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- Sets up the auto_path to include the application's Tcl library
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as well (if possible). Applications should install their Tcl
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as well (if possible). Applications should install their Tcl
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code in $(datadir)/APPNAME/
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code in $(datadir)/APPNAME/
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- Runs the application's startup file - $(datadir)/APPNAME/APPNAME.tcl
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- Runs the application's startup file - $(datadir)/APPNAME/APPNAME.tcl
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- Sets these entries in the global array Paths:
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- Sets these entries in the global array Paths:
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Paths(bitmapdir) Location of libide bitmaps
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Paths(bitmapdir) Location of libide bitmaps
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Paths(appdir) Location of application's scripts
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Paths(appdir) Location of application's scripts
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This function returns TCL_OK on success, and something else on
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This function returns TCL_OK on success, and something else on
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error.
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error.
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subcommand.c
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subcommand.c
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Makes it easy to write commands which are split into a number of
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Makes it easy to write commands which are split into a number of
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subcommands (eg, like the Tcl "file" command).
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subcommands (eg, like the Tcl "file" command).
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int create_command_with_subcommands (Tcl_interp *interp, char *name,
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int create_command_with_subcommands (Tcl_interp *interp, char *name,
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struct subcommand_table *table)
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struct subcommand_table *table)
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Create a new Tcl command name NAME. TABLE describes the
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Create a new Tcl command name NAME. TABLE describes the
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subcommands; see subcommand.h for details. Returns TCL_OK on
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subcommands; see subcommand.h for details. Returns TCL_OK on
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success, TCL_ERROR on failure.
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success, TCL_ERROR on failure.
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tkCanvEdge.c, tkCanvLayout.c, tkCanvLayout.h, tkCanvas.c, tkCanvas.h
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tkCanvEdge.c, tkCanvLayout.c, tkCanvLayout.h, tkCanvas.c, tkCanvas.h
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Patched versions (ugh) of the corresponding Tk files, and some new
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Patched versions (ugh) of the corresponding Tk files, and some new
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files. These files implement graph layout for canvases.
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files. These files implement graph layout for canvases.
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