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app: add gimp_prop_range_new()

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... which creates a widget controlling a pair of lower/upper range-
limit properties, comprised of a handle-bar and two spin-buttons.

If the "sorted" parameter is TRUE, the "lower" property is bounded
above by the "upper" property, and vice versa.

(cherry picked from commit e03b8e597b)
This commit is contained in:
Ell
2020-06-01 23:27:04 +03:00
parent a974e71702
commit 0c65fce18c
2 changed files with 79 additions and 0 deletions
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71
app/widgets/gimppropwidgets.c
View File

@ -39,10 +39,12 @@
#include "core/gimpcontext.h"
#include "core/gimpviewable.h"
#include "gimpcolorbar.h"
#include "gimpcolorpanel.h"
#include "gimpcompressioncombobox.h"
#include "gimpdial.h"
#include "gimpdnd.h"
#include "gimphandlebar.h"
#include "gimpiconpicker.h"
#include "gimplanguagecombobox.h"
#include "gimplanguageentry.h"
@ -1091,6 +1093,75 @@ gimp_prop_polar_new (GObject *config,
}
/************/
/* ranges */
/************/
#define RANGE_GRADIENT_HEIGHT 12
#define RANGE_CONTROL_HEIGHT 10
GtkWidget *
gimp_prop_range_new (GObject *config,
const gchar *lower_property_name,
const gchar *upper_property_name,
gdouble step_increment,
gdouble page_increment,
gint digits,
gboolean sorted)
{
GtkWidget *vbox;
GtkWidget *color_bar;
GtkWidget *handle_bar;
GtkWidget *hbox;
GtkWidget *spin_button;
GtkAdjustment *adjustment1;
GtkAdjustment *adjustment2;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
color_bar = gimp_color_bar_new (GTK_ORIENTATION_HORIZONTAL);
gtk_widget_set_size_request (color_bar, -1, RANGE_GRADIENT_HEIGHT);
gtk_box_pack_start (GTK_BOX (vbox), color_bar, FALSE, FALSE, 0);
gtk_widget_show (color_bar);
handle_bar = gimp_handle_bar_new (GTK_ORIENTATION_HORIZONTAL);
gtk_widget_set_size_request (handle_bar, -1, RANGE_CONTROL_HEIGHT);
gtk_box_pack_start (GTK_BOX (vbox), handle_bar, FALSE, FALSE, 0);
gtk_widget_show (handle_bar);
gimp_handle_bar_connect_events (GIMP_HANDLE_BAR (handle_bar), color_bar);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
spin_button = gimp_prop_spin_button_new (config, lower_property_name,
step_increment, page_increment,
digits);
adjustment1 = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin_button));
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin_button), TRUE);
gtk_box_pack_start (GTK_BOX (hbox), spin_button, FALSE, FALSE, 0);
gtk_widget_show (spin_button);
gimp_handle_bar_set_adjustment (GIMP_HANDLE_BAR (handle_bar), 0, adjustment1);
spin_button = gimp_prop_spin_button_new (config, upper_property_name,
step_increment, page_increment,
digits);
adjustment2 = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin_button));
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spin_button), TRUE);
gtk_box_pack_end (GTK_BOX (hbox), spin_button, FALSE, FALSE, 0);
gtk_widget_show (spin_button);
gimp_handle_bar_set_adjustment (GIMP_HANDLE_BAR (handle_bar), 2, adjustment2);
if (sorted)
gimp_gtk_adjustment_chain (adjustment1, adjustment2);
return vbox;
}
/**********/
/* view */
/**********/

8
app/widgets/gimppropwidgets.h
View File

@ -83,6 +83,14 @@ GtkWidget * gimp_prop_polar_new (GObject *config,
const gchar *angle_property_name,
const gchar *radius_property_name);
GtkWidget * gimp_prop_range_new (GObject *config,
const gchar *lower_property_name,
const gchar *upper_property_name,
gdouble step_increment,
gdouble page_increment,
gint digits,
gboolean sorted);
/* GParamObject (GimpViewable) */