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app: in GimpFilterTool, make region combo insensitive when selection is empty

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Ell 2018-12-29 20:54:35 -05:00
parent 7949fd9a28
commit 093e017df8
1 changed files with 31 additions and 0 deletions
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31
app/tools/gimpfiltertool.c
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@ -43,6 +43,7 @@
#include "gegl/gimp-gegl-utils.h"
#include "core/gimp.h"
#include "core/gimpchannel.h"
#include "core/gimpdrawable.h"
#include "core/gimpdrawablefilter.h"
#include "core/gimperror.h"
@ -160,6 +161,8 @@ static void gimp_filter_tool_flush (GimpDrawableFilter *filter,
static void gimp_filter_tool_config_notify (GObject *object,
const GParamSpec *pspec,
GimpFilterTool *filter_tool);
static void gimp_filter_tool_mask_changed (GimpImage *image,
GimpFilterTool *filter_tool);
static void gimp_filter_tool_add_guide (GimpFilterTool *filter_tool);
static void gimp_filter_tool_remove_guide (GimpFilterTool *filter_tool);
@ -448,6 +451,12 @@ gimp_filter_tool_initialize (GimpTool *tool,
gimp_filter_tool_create_filter (filter_tool);
g_signal_connect_object (image, "mask-changed",
G_CALLBACK (gimp_filter_tool_mask_changed),
filter_tool, 0);
gimp_filter_tool_mask_changed (image, filter_tool);
return TRUE;
}
@ -946,6 +955,15 @@ gimp_filter_tool_halt (GimpFilterTool *filter_tool)
gimp_filter_tool_disable_color_picking (filter_tool);
if (tool->display)
{
GimpImage *image = gimp_display_get_image (tool->display);
g_signal_handlers_disconnect_by_func (image,
gimp_filter_tool_mask_changed,
filter_tool);
}
if (filter_tool->gui)
{
/* explicitly clear the dialog contents first, since we might be called
@ -1110,6 +1128,19 @@ gimp_filter_tool_config_notify (GObject *object,
pspec);
}
static void
gimp_filter_tool_mask_changed (GimpImage *image,
GimpFilterTool *filter_tool)
{
if (filter_tool->gui)
{
GimpChannel *mask = gimp_image_get_mask (image);
gtk_widget_set_sensitive (filter_tool->region_combo,
! gimp_channel_is_empty (mask));
}
}
static void
gimp_filter_tool_add_guide (GimpFilterTool *filter_tool)
{