mirror of
https://github.com/netsurf-browser/netsurf
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91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
/*
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* Copyright 2008 Rob Kendrick <rjek@netsurf-browser.org>
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* Copyright 2008 Sean Fox <dyntryx@gmail.com>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <gtk/gtk.h>
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#include "utils/log.h"
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#include "gtk/resources.h"
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#include "gtk/throbber.h"
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struct nsgtk_throbber *nsgtk_throbber = NULL;
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#define THROBBER_FRAMES 9
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#define THROBBER_FMT "throbber/throbber%d.png"
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/* exported interface documented in gtk/throbber.h */
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nserror nsgtk_throbber_init(void)
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{
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struct nsgtk_throbber *throb; /**< structure we generate */
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int frame;
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char resname[] = THROBBER_FMT;
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nserror res = NSERROR_OK;
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throb = malloc(sizeof(*throb));
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if (throb == NULL) {
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return NSERROR_NOMEM;
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}
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throb->framedata = malloc(sizeof(GdkPixbuf *) * THROBBER_FRAMES);
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if (throb->framedata == NULL) {
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free(throb);
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return false;
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}
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for (frame = 0; frame < THROBBER_FRAMES; frame++) {
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snprintf(resname, sizeof(resname), THROBBER_FMT, frame);
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res = nsgdk_pixbuf_new_from_resname(resname,
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throb->framedata + frame);
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if (res != NSERROR_OK) {
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break;
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}
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LOG("%s",resname);
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}
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if (frame < 1) {
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/* we need at least two frames - one for idle, one for active */
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LOG("Insufficent number of frames (%d) in throbber animation.", frame);
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res = NSERROR_INIT_FAILED;
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}
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throb->nframes = frame;
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nsgtk_throbber = throb;
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return res;
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}
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void nsgtk_throbber_finalise(void)
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{
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int i;
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for (i = 0; i < nsgtk_throbber->nframes; i++)
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g_object_unref(nsgtk_throbber->framedata[i]);
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free(nsgtk_throbber->framedata);
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free(nsgtk_throbber);
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nsgtk_throbber = NULL;
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}
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