libui/zOLD_unix/group.c

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// 11 june 2015
#include "uipriv_unix.h"
struct uiGroup {
uiUnixControl c;
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GtkWidget *widget;
GtkContainer *container;
GtkBin *bin;
GtkFrame *frame;
// unfortunately, even though a GtkFrame is a GtkBin, calling gtk_container_set_border_width() on it /includes/ the GtkFrame's label; we don't want that
uiprivChild *child;
int margined;
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};
uiUnixControlAllDefaultsExceptDestroy(uiGroup)
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static void uiGroupDestroy(uiControl *c)
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{
uiGroup *g = uiGroup(c);
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if (g->child != NULL)
uiprivChildDestroy(g->child);
g_object_unref(g->widget);
uiFreeControl(uiControl(g));
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}
char *uiGroupTitle(uiGroup *g)
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{
return uiUnixStrdupText(gtk_frame_get_label(g->frame));
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}
void uiGroupSetTitle(uiGroup *g, const char *text)
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{
gtk_frame_set_label(g->frame, text);
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}
void uiGroupSetChild(uiGroup *g, uiControl *child)
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{
if (g->child != NULL)
uiprivChildRemove(g->child);
g->child = uiprivNewChildWithBox(child, uiControl(g), g->container, g->margined);
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}
int uiGroupMargined(uiGroup *g)
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{
return g->margined;
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}
void uiGroupSetMargined(uiGroup *g, int margined)
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{
g->margined = margined;
if (g->child != NULL)
uiprivChildSetMargined(g->child, g->margined);
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}
uiGroup *uiNewGroup(const char *text)
{
uiGroup *g;
gfloat yalign;
GtkLabel *label;
PangoAttribute *bold;
PangoAttrList *boldlist;
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uiUnixNewControl(uiGroup, g);
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g->widget = gtk_frame_new(text);
g->container = GTK_CONTAINER(g->widget);
g->bin = GTK_BIN(g->widget);
g->frame = GTK_FRAME(g->widget);
// with GTK+, groupboxes by default have frames and slightly x-offset regular text
// they should have no frame and fully left-justified, bold text
// preserve default y-alignment
gtk_frame_get_label_align(g->frame, NULL, &yalign);
gtk_frame_set_label_align(g->frame, 0, yalign);
gtk_frame_set_shadow_type(g->frame, GTK_SHADOW_NONE);
label = GTK_LABEL(gtk_frame_get_label_widget(g->frame));
// this is the boldness level used by GtkPrintUnixDialog
// (it technically uses "bold" but see pango's pango-enum-types.c for the name conversion; GType is weird)
bold = pango_attr_weight_new(PANGO_WEIGHT_BOLD);
boldlist = pango_attr_list_new();
pango_attr_list_insert(boldlist, bold);
gtk_label_set_attributes(label, boldlist);
pango_attr_list_unref(boldlist); // thanks baedert in irc.gimp.net/#gtk+
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return g;
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}