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// 7 april 2015
#include "uipriv_unix.h"
typedef struct uiSingleWidgetControl uiSingleWidgetControl;
struct uiSingleWidgetControl {
uiControl control;
GtkWidget *widget;
GtkWidget *scrolledWindow;
GtkWidget *immediate; // the widget that is added to the parent container; either widget or scrolledWindow
void *data;
};
#define S(c) ((uiSingleWidgetControl *) (c))
static uintptr_t singleHandle(uiControl *c)
{
return (uintptr_t) (S(c)->widget);
}
static void singleSetParent(uiControl *c, uintptr_t parent)
{
gtk_container_add(GTK_CONTAINER(parent), S(c)->immediate);
}
static uiSize singlePreferredSize(uiControl *c, uiSizing *d)
{
uiSize size;
GtkRequisition natural;
// use the natural size as the minimum size is an *absolute* minimum
// for example, if a label has ellipsizing on, it can be the width of the ellipses, not the text
// there is a warning about height-for-width sizing, but in my tests this isn't an issue
gtk_widget_get_preferred_size(S(c)->widget, NULL, &natural);
size.width = natural.width;
size.height = natural.height;
return size;
}
static void singleResize(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
{
GtkAllocation a;
a.x = x;
a.y = y;
a.width = width;
a.height = height;
gtk_widget_size_allocate(S(c)->immediate, &a);
}
static void singleContainerShow(uiControl *c)
{
gtk_widget_show_all(S(c)->immediate);
}
static void singleContainerHide(uiControl *c)
{
gtk_widget_hide(S(c)->immediate);
}
// TODO connect free function
uiControl *uiUnixNewControl(GType type, gboolean inScrolledWindow, gboolean needsViewport, gboolean scrolledWindowHasBorder, void *data, const char *firstProperty, ...)
{
uiSingleWidgetControl *c;
va_list ap;
c = uiNew(uiSingleWidgetControl);
va_start(ap, firstProperty);
c->widget = GTK_WIDGET(g_object_new_valist(type, firstProperty, ap));
va_end(ap);
c->immediate = c->widget;
// TODO turn into bit field?
// TODO should we check to see if the GType implements GtkScrollable instead of having this passed as a parameter?
if (inScrolledWindow) {
c->scrolledWindow = gtk_scrolled_window_new(NULL, NULL);
if (needsViewport)
gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(c->scrolledWindow), c->widget);
else
gtk_container_add(GTK_CONTAINER(c->scrolledWindow), c->widget);
if (scrolledWindowHasBorder)
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(c->scrolledWindow), GTK_SHADOW_IN);
c->immediate = c->scrolledWindow;
}
c->control.handle = singleHandle;
c->control.setParent = singleSetParent;
c->control.preferredSize = singlePreferredSize;
c->control.resize = singleResize;
c->control.containerShow = singleContainerShow;
c->control.containerHide = singleContainerHide;
c->data = data;
return (uiControl *) c;
}
void *uiUnixControlData(uiControl *c)
{
return S(c)->data;
}
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