summaryrefslogtreecommitdiff
path: root/gtk/gtkalignment.c
diff options
context:
space:
mode:
authorTim Janik <timj@gtk.org>1998-06-28 10:07:37 +0000
committerTim Janik <timj@src.gnome.org>1998-06-28 10:07:37 +0000
commit09423315a14fadac795d2590570790952d49d757 (patch)
treed024fb181956f2209c424bbfd7ffd890acb16c0b /gtk/gtkalignment.c
parente63d08e43f7f736556dd9d8cb401a68dac18e1fd (diff)
downloadgtk+-09423315a14fadac795d2590570790952d49d757.tar.gz
GtkType and macro fixups.
Sun Jun 28 11:39:17 1998 Tim Janik <timj@gtk.org> * gtk/gtkalignment.h: * gtk/gtkbin.h: GtkType and macro fixups. * gtk/gtkalignment.c (gtk_alignment_class_init): widget argument implementation: GtkAlignment::xalign, GtkAlignment::yalign, GtkAlignment::xscale, GtkAlignment::yscale.
Diffstat (limited to 'gtk/gtkalignment.c')
-rw-r--r--gtk/gtkalignment.c115
1 files changed, 107 insertions, 8 deletions
diff --git a/gtk/gtkalignment.c b/gtk/gtkalignment.c
index f06ad7a498..14bf35dc8b 100644
--- a/gtk/gtkalignment.c
+++ b/gtk/gtkalignment.c
@@ -19,18 +19,34 @@
#include "gtkalignment.h"
+enum {
+ ARG_0,
+ ARG_XALIGN,
+ ARG_YALIGN,
+ ARG_XSCALE,
+ ARG_YSCALE
+};
+
+
static void gtk_alignment_class_init (GtkAlignmentClass *klass);
static void gtk_alignment_init (GtkAlignment *alignment);
static void gtk_alignment_size_request (GtkWidget *widget,
GtkRequisition *requisition);
static void gtk_alignment_size_allocate (GtkWidget *widget,
GtkAllocation *allocation);
+static void gtk_alignment_set_arg (GtkObject *object,
+ GtkArg *arg,
+ guint arg_id);
+static void gtk_alignment_get_arg (GtkObject *object,
+ GtkArg *arg,
+ guint arg_id);
-guint
+
+GtkType
gtk_alignment_get_type (void)
{
- static guint alignment_type = 0;
+ static GtkType alignment_type = 0;
if (!alignment_type)
{
@@ -46,7 +62,7 @@ gtk_alignment_get_type (void)
(GtkClassInitFunc) NULL,
};
- alignment_type = gtk_type_unique (gtk_bin_get_type (), &alignment_info);
+ alignment_type = gtk_type_unique (GTK_TYPE_BIN, &alignment_info);
}
return alignment_type;
@@ -55,10 +71,20 @@ gtk_alignment_get_type (void)
static void
gtk_alignment_class_init (GtkAlignmentClass *class)
{
+ GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
+ object_class = (GtkObjectClass*) class;
widget_class = (GtkWidgetClass*) class;
+ gtk_object_add_arg_type ("GtkAlignment::xalign", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_XALIGN);
+ gtk_object_add_arg_type ("GtkAlignment::yalign", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_YALIGN);
+ gtk_object_add_arg_type ("GtkAlignment::xscale", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_XSCALE);
+ gtk_object_add_arg_type ("GtkAlignment::yscale", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_YSCALE);
+
+ object_class->set_arg = gtk_alignment_set_arg;
+ object_class->get_arg = gtk_alignment_get_arg;
+
widget_class->size_request = gtk_alignment_size_request;
widget_class->size_allocate = gtk_alignment_size_allocate;
}
@@ -92,6 +118,79 @@ gtk_alignment_new (gfloat xalign,
return GTK_WIDGET (alignment);
}
+static void
+gtk_alignment_set_arg (GtkObject *object,
+ GtkArg *arg,
+ guint arg_id)
+{
+ GtkAlignment *alignment;
+
+ alignment = GTK_ALIGNMENT (object);
+
+ switch (arg_id)
+ {
+ case ARG_XALIGN:
+ gtk_alignment_set (alignment,
+ GTK_VALUE_FLOAT (*arg),
+ alignment->yalign,
+ alignment->xscale,
+ alignment->yscale);
+ break;
+ case ARG_YALIGN:
+ gtk_alignment_set (alignment,
+ alignment->xalign,
+ GTK_VALUE_FLOAT (*arg),
+ alignment->xscale,
+ alignment->yscale);
+ break;
+ case ARG_XSCALE:
+ gtk_alignment_set (alignment,
+ alignment->xalign,
+ alignment->yalign,
+ GTK_VALUE_FLOAT (*arg),
+ alignment->yscale);
+ break;
+ case ARG_YSCALE:
+ gtk_alignment_set (alignment,
+ alignment->xalign,
+ alignment->yalign,
+ alignment->xscale,
+ GTK_VALUE_FLOAT (*arg));
+ break;
+ default:
+ break;
+ }
+}
+
+static void
+gtk_alignment_get_arg (GtkObject *object,
+ GtkArg *arg,
+ guint arg_id)
+{
+ GtkAlignment *alignment;
+
+ alignment = GTK_ALIGNMENT (object);
+
+ switch (arg_id)
+ {
+ case ARG_XALIGN:
+ GTK_VALUE_FLOAT (*arg) = alignment->xalign;
+ break;
+ case ARG_YALIGN:
+ GTK_VALUE_FLOAT (*arg) = alignment->yalign;
+ break;
+ case ARG_XSCALE:
+ GTK_VALUE_FLOAT (*arg) = alignment->xscale;
+ break;
+ case ARG_YSCALE:
+ GTK_VALUE_FLOAT (*arg) = alignment->yscale;
+ break;
+ default:
+ arg->type = GTK_TYPE_INVALID;
+ break;
+ }
+}
+
void
gtk_alignment_set (GtkAlignment *alignment,
gfloat xalign,
@@ -166,25 +265,25 @@ gtk_alignment_size_allocate (GtkWidget *widget,
widget->allocation = *allocation;
alignment = GTK_ALIGNMENT (widget);
bin = GTK_BIN (widget);
-
+
if (bin->child && GTK_WIDGET_VISIBLE (bin->child))
{
x = GTK_CONTAINER (alignment)->border_width;
y = GTK_CONTAINER (alignment)->border_width;
width = MAX (allocation->width - 2 * x, 0);
height = MAX (allocation->height - 2 * y, 0);
-
+
if (width > bin->child->requisition.width)
child_allocation.width = (bin->child->requisition.width *
(1.0 - alignment->xscale) +
width * alignment->xscale);
else
child_allocation.width = width;
-
+
if (height > bin->child->requisition.height)
child_allocation.height = (bin->child->requisition.height *
- (1.0 - alignment->yscale) +
- height * alignment->yscale);
+ (1.0 - alignment->yscale) +
+ height * alignment->yscale);
else
child_allocation.height = height;