145 lines
4.9 KiB
C
145 lines
4.9 KiB
C
// 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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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct uiUnixControl uiUnixControl;
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struct uiUnixControl {
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uiControl c;
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uiControl *parent;
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gboolean addedBefore;
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gboolean explicitlyHidden;
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void (*SetContainer)(uiUnixControl *, GtkContainer *, gboolean);
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};
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#define uiUnixControl(this) ((uiUnixControl *) (this))
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// TODO document
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_UI_EXTERN void uiUnixControlSetContainer(uiUnixControl *, GtkContainer *, gboolean);
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#define uiUnixControlDefaultDestroy(type) \
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static void type ## Destroy(uiControl *c) \
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{ \
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/* TODO is this safe on floating refs? */ \
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g_object_unref(type(c)->widget); \
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uiFreeControl(c); \
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}
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#define uiUnixControlDefaultHandle(type) \
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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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#define uiUnixControlDefaultParent(type) \
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static uiControl *type ## Parent(uiControl *c) \
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{ \
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return uiUnixControl(c)->parent; \
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}
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#define uiUnixControlDefaultSetParent(type) \
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static void type ## SetParent(uiControl *c, uiControl *parent) \
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{ \
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uiControlVerifySetParent(c, parent); \
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uiUnixControl(c)->parent = parent; \
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}
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#define uiUnixControlDefaultToplevel(type) \
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static int type ## Toplevel(uiControl *c) \
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{ \
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return 0; \
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}
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#define uiUnixControlDefaultVisible(type) \
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static int type ## Visible(uiControl *c) \
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{ \
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return gtk_widget_get_visible(type(c)->widget); \
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}
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#define uiUnixControlDefaultShow(type) \
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static void type ## Show(uiControl *c) \
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{ \
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/*TODO part of massive hack about hidden before*/uiUnixControl(c)->explicitlyHidden=FALSE; \
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gtk_widget_show(type(c)->widget); \
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}
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#define uiUnixControlDefaultHide(type) \
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static void type ## Hide(uiControl *c) \
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{ \
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/*TODO part of massive hack about hidden before*/uiUnixControl(c)->explicitlyHidden=TRUE; \
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gtk_widget_hide(type(c)->widget); \
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}
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#define uiUnixControlDefaultEnabled(type) \
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static int type ## Enabled(uiControl *c) \
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{ \
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return gtk_widget_get_sensitive(type(c)->widget); \
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}
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#define uiUnixControlDefaultEnable(type) \
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static void type ## Enable(uiControl *c) \
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{ \
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gtk_widget_set_sensitive(type(c)->widget, TRUE); \
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}
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#define uiUnixControlDefaultDisable(type) \
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static void type ## Disable(uiControl *c) \
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{ \
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gtk_widget_set_sensitive(type(c)->widget, FALSE); \
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}
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// TODO this whole addedBefore stuff is a MASSIVE HACK.
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#define uiUnixControlDefaultSetContainer(type) \
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static void type ## SetContainer(uiUnixControl *c, GtkContainer *container, gboolean remove) \
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{ \
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if (!uiUnixControl(c)->addedBefore) { \
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g_object_ref_sink(type(c)->widget); /* our own reference, which we release in Destroy() */ \
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/* massive hack notes: without any of this, nothing gets shown when we show a window; without the if, all things get shown even if some were explicitly hidden (TODO why don't we just show everything except windows on create? */ \
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/*TODO*/if(!uiUnixControl(c)->explicitlyHidden) gtk_widget_show(type(c)->widget); \
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uiUnixControl(c)->addedBefore = TRUE; \
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} \
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if (remove) \
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gtk_container_remove(container, type(c)->widget); \
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else \
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gtk_container_add(container, type(c)->widget); \
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}
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#define uiUnixControlAllDefaultsExceptDestroy(type) \
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uiUnixControlDefaultHandle(type) \
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uiUnixControlDefaultParent(type) \
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uiUnixControlDefaultSetParent(type) \
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uiUnixControlDefaultToplevel(type) \
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uiUnixControlDefaultVisible(type) \
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uiUnixControlDefaultShow(type) \
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uiUnixControlDefaultHide(type) \
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uiUnixControlDefaultEnabled(type) \
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uiUnixControlDefaultEnable(type) \
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uiUnixControlDefaultDisable(type) \
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uiUnixControlDefaultSetContainer(type)
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#define uiUnixControlAllDefaults(type) \
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uiUnixControlDefaultDestroy(type) \
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uiUnixControlAllDefaultsExceptDestroy(type)
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// TODO document
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#define uiUnixNewControl(type, var) \
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var = type(uiUnixAllocControl(sizeof (type), type ## Signature, #type)); \
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uiControl(var)->Destroy = type ## Destroy; \
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uiControl(var)->Handle = type ## Handle; \
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uiControl(var)->Parent = type ## Parent; \
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uiControl(var)->SetParent = type ## SetParent; \
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uiControl(var)->Toplevel = type ## Toplevel; \
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uiControl(var)->Visible = type ## Visible; \
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uiControl(var)->Show = type ## Show; \
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uiControl(var)->Hide = type ## Hide; \
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uiControl(var)->Enabled = type ## Enabled; \
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uiControl(var)->Enable = type ## Enable; \
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uiControl(var)->Disable = type ## Disable; \
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uiUnixControl(var)->SetContainer = type ## SetContainer;
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// TODO document
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_UI_EXTERN uiUnixControl *uiUnixAllocControl(size_t n, uint32_t typesig, const char *typenamestr);
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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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_UI_EXTERN char *uiUnixStrdupText(const char *);
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#ifdef __cplusplus
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}
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#endif
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#endif
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