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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
commit | 5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch) | |
tree | cbffb45144febf451e54061db2b21395faf94bfe /plug-ins/help/gimphelpprogress.c | |
parent | Initial commit. (diff) | |
download | gimp-upstream.tar.xz gimp-upstream.zip |
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plug-ins/help/gimphelpprogress.c')
-rw-r--r-- | plug-ins/help/gimphelpprogress.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/plug-ins/help/gimphelpprogress.c b/plug-ins/help/gimphelpprogress.c new file mode 100644 index 0000000..dd4b224 --- /dev/null +++ b/plug-ins/help/gimphelpprogress.c @@ -0,0 +1,150 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * The GIMP Help plug-in + * Copyright (C) 1999-2008 Sven Neumann <sven@gimp.org> + * Michael Natterer <mitch@gimp.org> + * Henrik Brix Andersen <brix@gimp.org> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +/* This code is written so that it can also be compiled standalone. + * It shouldn't depend on libgimp. + */ + +#include "config.h" + +#include <string.h> + +#include <gio/gio.h> + +#include "gimphelptypes.h" +#include "gimphelpprogress.h" +#include "gimphelpprogress-private.h" + + +struct _GimpHelpProgress +{ + GimpHelpProgressVTable vtable; + gpointer user_data; + + GCancellable *cancellable; +}; + + +GimpHelpProgress * +gimp_help_progress_new (const GimpHelpProgressVTable *vtable, + gpointer user_data) +{ + GimpHelpProgress *progress; + + g_return_val_if_fail (vtable != NULL, NULL); + + progress = g_slice_new0 (GimpHelpProgress); + + progress->vtable.start = vtable->start; + progress->vtable.end = vtable->end; + progress->vtable.set_value = vtable->set_value; + + progress->user_data = user_data; + + return progress; +} + +void +gimp_help_progress_free (GimpHelpProgress *progress) +{ + g_return_if_fail (progress != NULL); + + if (progress->cancellable) + { + g_object_unref (progress->cancellable); + progress->cancellable = NULL; + } + + g_slice_free (GimpHelpProgress, progress); +} + +void +gimp_help_progress_cancel (GimpHelpProgress *progress) +{ + g_return_if_fail (progress != NULL); + + if (progress->cancellable) + g_cancellable_cancel (progress->cancellable); +} + + +void +_gimp_help_progress_start (GimpHelpProgress *progress, + GCancellable *cancellable, + const gchar *format, + ...) +{ + gchar *message; + va_list args; + + g_return_if_fail (progress != NULL); + + if (cancellable) + g_object_ref (cancellable); + + if (progress->cancellable) + g_object_unref (progress->cancellable); + + progress->cancellable = cancellable; + + va_start (args, format); + message = g_strdup_vprintf (format, args); + va_end (args); + + if (progress->vtable.start) + progress->vtable.start (message, cancellable != NULL, progress->user_data); + + g_free (message); +} + +void +_gimp_help_progress_update (GimpHelpProgress *progress, + gdouble percentage) +{ + g_return_if_fail (progress != NULL); + + if (progress->vtable.set_value) + progress->vtable.set_value (percentage, progress->user_data); +} + +void +_gimp_help_progress_pulse (GimpHelpProgress *progress) +{ + g_return_if_fail (progress != NULL); + + _gimp_help_progress_update (progress, -1.0); +} + +void +_gimp_help_progress_finish (GimpHelpProgress *progress) +{ + g_return_if_fail (progress != NULL); + + if (progress->vtable.end) + progress->vtable.end (progress->user_data); + + if (progress->cancellable) + { + g_object_unref (progress->cancellable); + progress->cancellable = NULL; + } +} |