// 7 april 2015 /* 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). */ #ifndef __LIBUI_UI_UNIX_H__ #define __LIBUI_UI_UNIX_H__ #ifdef __cplusplus extern "C" { #endif typedef struct uiUnixControl uiUnixControl; struct uiUnixControl { uiControl c; uiControl *parent; gboolean addedBefore; void (*SetContainer)(uiUnixControl *, GtkContainer *, gboolean); }; #define uiUnixControl(this) ((uiUnixControl *) (this)) // TODO document _UI_EXTERN void uiUnixControlSetContainer(uiUnixControl *, GtkContainer *, gboolean); #define uiUnixControlDefaultDestroy(type) \ static void type ## Destroy(uiControl *c) \ { \ /* TODO is this safe on floating refs? */ \ g_object_unref(type(c)->widget); \ uiFreeControl(c); \ } #define uiUnixControlDefaultHandle(type) \ static uintptr_t type ## Handle(uiControl *c) \ { \ return (uintptr_t) (type(c)->widget); \ } #define uiUnixControlDefaultParent(type) \ static uiControl *type ## Parent(uiControl *c) \ { \ return uiUnixControl(c)->parent; \ } #define uiUnixControlDefaultSetParent(type) \ static void type ## SetParent(uiControl *c, uiControl *parent) \ { \ uiControlVerifySetParent(c, parent); \ uiUnixControl(c)->parent = parent; \ } #define uiUnixControlDefaultToplevel(type) \ static int type ## Toplevel(uiControl *c) \ { \ return 0; \ } #define uiUnixControlDefaultVisible(type) \ static int type ## Visible(uiControl *c) \ { \ return gtk_widget_get_visible(type(c)->widget); \ } #define uiUnixControlDefaultShow(type) \ static void type ## Show(uiControl *c) \ { \ gtk_widget_show(type(c)->widget); \ } #define uiUnixControlDefaultHide(type) \ static void type ## Hide(uiControl *c) \ { \ gtk_widget_hide(type(c)->widget); \ } #define uiUnixControlDefaultEnabled(type) \ static int type ## Enabled(uiControl *c) \ { \ return gtk_widget_get_sensitive(type(c)->widget); \ } #define uiUnixControlDefaultEnable(type) \ static void type ## Enable(uiControl *c) \ { \ gtk_widget_set_sensitive(type(c)->widget, TRUE); \ } #define uiUnixControlDefaultDisable(type) \ static void type ## Disable(uiControl *c) \ { \ gtk_widget_set_sensitive(type(c)->widget, FALSE); \ } // TODO this whole addedBefore stuff is a MASSIVE HACK. #define uiUnixControlDefaultSetContainer(type) \ static void type ## SetContainer(uiUnixControl *c, GtkContainer *container, gboolean remove) \ { \ if (!uiUnixControl(c)->addedBefore) { \ g_object_ref_sink(type(c)->widget); /* our own reference, which we release in Destroy() */ \ gtk_widget_show(type(c)->widget); \ uiUnixControl(c)->addedBefore = TRUE; \ } \ if (remove) \ gtk_container_remove(container, type(c)->widget); \ else \ gtk_container_add(container, type(c)->widget); \ } #define uiUnixControlAllDefaultsExceptDestroy(type) \ uiUnixControlDefaultHandle(type) \ uiUnixControlDefaultParent(type) \ uiUnixControlDefaultSetParent(type) \ uiUnixControlDefaultToplevel(type) \ uiUnixControlDefaultVisible(type) \ uiUnixControlDefaultShow(type) \ uiUnixControlDefaultHide(type) \ uiUnixControlDefaultEnabled(type) \ uiUnixControlDefaultEnable(type) \ uiUnixControlDefaultDisable(type) \ uiUnixControlDefaultSetContainer(type) #define uiUnixControlAllDefaults(type) \ uiUnixControlDefaultDestroy(type) \ uiUnixControlAllDefaultsExceptDestroy(type) // TODO document #define uiUnixNewControl(type, var) \ var = type(uiUnixAllocControl(sizeof (type), type ## Signature, #type)); \ uiControl(var)->Destroy = type ## Destroy; \ uiControl(var)->Handle = type ## Handle; \ uiControl(var)->Parent = type ## Parent; \ uiControl(var)->SetParent = type ## SetParent; \ uiControl(var)->Toplevel = type ## Toplevel; \ uiControl(var)->Visible = type ## Visible; \ uiControl(var)->Show = type ## Show; \ uiControl(var)->Hide = type ## Hide; \ uiControl(var)->Enabled = type ## Enabled; \ uiControl(var)->Enable = type ## Enable; \ uiControl(var)->Disable = type ## Disable; \ uiUnixControl(var)->SetContainer = type ## SetContainer; // TODO document _UI_EXTERN uiUnixControl *uiUnixAllocControl(size_t n, uint32_t typesig, const char *typenamestr); // uiUnixStrdupText() takes the given string and produces a copy of it suitable for being freed by uiFreeText(). _UI_EXTERN char *uiUnixStrdupText(const char *); #ifdef __cplusplus } #endif #endif