60 lines
1.9 KiB
C
60 lines
1.9 KiB
C
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// 7 april 2015
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/*
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This file assumes that you have included <gtk/gtk.h> and "ui.h" beforehand. It provides API-specific functions for interfacing with foreign controls on Unix systems that use GTK+ to provide their UI (currently all except Mac OS X).
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*/
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#ifndef __LIBUI_UI_UNIX_H__
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#define __LIBUI_UI_UNIX_H__
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typedef struct uiUnixControl uiUnixControl;
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struct uiUnixControl {
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uiControl c;
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};
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_UI_EXTERN uintmax_t uiUnixControlType(void);
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#define uiUnixControl(this) ((uiUnixControl *) uiIsA((this), uiUnixControlType(), 1))
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// TODO document
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_UI_EXTERN void uiUnixControlTriggerRelayout(uiUnixControl *);
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// TODO document
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#define uiUnixDefineControlWithOnDestroy(type, typefn, onDestroy) \
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static uintmax_t _ ## type ## Type = 0; \
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uintmax_t typefn(void) \
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{ \
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if (_ ## type ## Type == 0) \
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_ ## type ## Type = uiRegisterType(#type, uiUnixControlType(), sizeof (type)); \
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return _ ## type ## Type; \
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} \
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static void _ ## type ## CommitDestroy(uiControl *c) \
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{ \
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type *this = type(c); \
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onDestroy; \
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g_object_unref(this->widget); \
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} \
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static uintptr_t _ ## type ## Handle(uiControl *c) \
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{ \
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return (uintptr_t) (type(c)->widget); \
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} \
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static void _ ## type ## ContainerUpdateState(uiControl *c) \
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{ \
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/* do nothing */ \
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}
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#define uiUnixDefineControl(type, typefn) \
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uiUnixDefineControlWithOnDestroy(type, typefn, (void) this;)
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#define uiUnixFinishNewControl(variable, type) \
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uiControl(variable)->CommitDestroy = _ ## type ## CommitDestroy; \
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uiControl(variable)->Handle = _ ## type ## Handle; \
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uiControl(variable)->ContainerUpdateState = _ ## type ## ContainerUpdateState; \
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uiUnixFinishControl(uiControl(variable));
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// This is a function used to set up a control.
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// Don't call it directly; use uiUnixFinishNewControl() instead.
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_UI_EXTERN void uiUnixFinishControl(uiControl *c);
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// uiUnixStrdupText() takes the given string and produces a copy of it suitable for being freed by uiFreeText().
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extern char *uiUnixStrdupText(const char *);
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#endif
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