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netsurf/frontends/riscos/gui/throbber.c
Vincent Sanders 75018632a9 Use coccinelle to change logging macro calls in c files 
for F in $(git ls-files '*.c');do spatch --sp-file foo.cocci --in-place ${F};done

@@ expression E; @@
-LOG(E);
+NSLOG(netsurf, INFO, E);
@@ expression E, E1; @@
-LOG(E, E1);
+NSLOG(netsurf, INFO, E, E1);
@@ expression E, E1, E2; @@
-LOG(E, E1, E2);
+NSLOG(netsurf, INFO, E, E1, E2);
@@ expression E, E1, E2, E3; @@
-LOG(E, E1, E2, E3);
+NSLOG(netsurf, INFO, E, E1, E2, E3);
@@ expression E, E1, E2, E3, E4; @@
-LOG(E, E1, E2, E3, E4);
+NSLOG(netsurf, INFO, E, E1, E2, E3, E4);
@@ expression E, E1, E2, E3, E4, E5; @@
-LOG(E, E1, E2, E3, E4, E5);
+NSLOG(netsurf, INFO, E, E1, E2, E3, E4, E5);
@@ expression E, E1, E2, E3, E4, E5, E6; @@
-LOG(E, E1, E2, E3, E4, E5, E6);
+NSLOG(netsurf, INFO, E, E1, E2, E3, E4, E5, E6);
@@ expression E, E1, E2, E3, E4, E5, E6, E7; @@
-LOG(E, E1, E2, E3, E4, E5, E6, E7);
+NSLOG(netsurf, INFO, E, E1, E2, E3, E4, E5, E6, E7);
2017-09-06 18:45:27 +01:00

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/*
* Copyright 2004, 2005 Richard Wilson <info@tinct.net>
* Copyright 2011 Stephen Fryatt <stevef@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf 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; version 2 of the License.
*
* NetSurf 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 <http://www.gnu.org/licenses/>.
*/
/** \file
* Throbber (implementation).
*/
#include <alloca.h>
#include <assert.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include "oslib/os.h"
#include "oslib/osspriteop.h"
#include "oslib/wimp.h"
#include "utils/log.h"
#include "riscos/gui.h"
#include "riscos/gui/throbber.h"
#include "riscos/theme.h"
#include "riscos/wimp.h"
#define THROBBER_SPRITE_NAME_LENGTH 12
#define THROBBER_ANIMATE_INTERVAL 10
struct throbber {
/** The applied theme (or NULL to use the default) */
struct theme_descriptor *theme;
/** The widget dimensions. */
int x_min, y_min;
/** The window and icon details. */
wimp_w window;
wimp_i icon;
os_box extent;
osspriteop_area *sprites;
bool hidden;
bool shaded;
/** The animation details. */
int max_frame;
int current_frame;
os_t last_update;
char sprite_name[THROBBER_SPRITE_NAME_LENGTH];
bool force_redraw;
};
/*
* Private function prototypes.
*/
static bool ro_gui_throbber_icon_update(struct throbber *throbber);
static bool ro_gui_throbber_icon_resize(struct throbber *throbber);
/* This is an exported interface documented in throbber.h */
struct throbber *ro_gui_throbber_create(struct theme_descriptor *theme)
{
struct throbber *throbber;
/* Allocate memory. */
throbber = malloc(sizeof(struct throbber));
if (throbber == NULL) {
NSLOG(netsurf, INFO, "No memory for malloc()");
return NULL;
}
/* Set up default parameters. If reading the throbber theme data
* fails, we give up and return a failure.
*/
if (!ro_gui_theme_get_throbber_data(theme, &throbber->max_frame,
&throbber->x_min, &throbber->y_min, NULL,
&throbber->force_redraw)) {
free(throbber);
return NULL;
}
throbber->sprites = ro_gui_theme_get_sprites(theme);
throbber->theme = theme;
throbber->extent.x0 = 0;
throbber->extent.y0 = 0;
throbber->extent.x1 = 0;
throbber->extent.y1 = 0;
throbber->current_frame = 0;
throbber->last_update = 0;
throbber->window = NULL;
throbber->icon = -1;
throbber->hidden = false;
throbber->shaded = false;
return throbber;
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_rebuild(struct throbber *throbber,
struct theme_descriptor *theme, theme_style style,
wimp_w window, bool shaded)
{
if (throbber == NULL)
return false;
throbber->theme = theme;
throbber->window = window;
throbber->sprites = ro_gui_theme_get_sprites(theme);
throbber->icon = -1;
throbber->shaded = shaded;
strcpy(throbber->sprite_name, "throbber0");
if (!ro_gui_theme_get_throbber_data(theme, &throbber->max_frame,
&throbber->x_min, &throbber->y_min, NULL,
&throbber->force_redraw)) {
free(throbber);
return false;
}
return ro_gui_throbber_icon_update(throbber);
}
/* This is an exported interface documented in throbber.h */
void ro_gui_throbber_destroy(struct throbber *throbber)
{
if (throbber == NULL)
return;
free(throbber);
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_get_dims(struct throbber *throbber,
int *width, int *height)
{
if (throbber == NULL)
return false;
if (throbber->x_min != -1 && throbber->y_min != -1) {
if (width != NULL)
*width = throbber->x_min;
if (height != NULL)
*height = throbber->y_min;
return true;
}
return false;
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_set_extent(struct throbber *throbber,
int x0, int y0, int x1, int y1)
{
if (throbber == NULL)
return false;
if ((x1 - x0) < throbber->x_min || (y1 - y0) < throbber->y_min)
return false;
if (throbber->extent.x0 == x0 && throbber->extent.y0 == y0 &&
throbber->extent.x1 == x1 &&
throbber->extent.y1 == y1)
return true;
/* Redraw the relevant bits of the toolbar. */
if (throbber->window != NULL && throbber->icon != -1) {
xwimp_force_redraw(throbber->window,
throbber->extent.x0, throbber->extent.y0,
throbber->extent.x1, throbber->extent.y1);
xwimp_force_redraw(throbber->window, x0, y0, x1, y1);
}
/* Update the throbber position */
throbber->extent.x0 = x0;
throbber->extent.y0 = y0;
throbber->extent.x1 = x1;
throbber->extent.y1 = y1;
return ro_gui_throbber_icon_resize(throbber);
}
/**
* Create or delete a throbber's icon if required to bring it into sync with
* the current hidden setting.
*
* \param *throbber The throbber to update.
* \return true if successful; else false.
*/
bool ro_gui_throbber_icon_update(struct throbber *throbber)
{
wimp_icon_create icon;
os_error *error;
if (throbber == NULL || throbber->window == NULL)
return false;
if (!throbber->hidden && throbber->icon == -1) {
icon.w = throbber->window;
icon.icon.extent.x0 = throbber->extent.x0;
icon.icon.extent.y0 = throbber->extent.y0;
icon.icon.extent.x1 = throbber->extent.x1;
icon.icon.extent.y1 = throbber->extent.y1;
icon.icon.flags = wimp_ICON_SPRITE | wimp_ICON_INDIRECTED |
wimp_ICON_HCENTRED | wimp_ICON_VCENTRED;
icon.icon.data.indirected_sprite.id =
(osspriteop_id) throbber->sprite_name;
icon.icon.data.indirected_sprite.area = throbber->sprites;
icon.icon.data.indirected_sprite.size =
THROBBER_SPRITE_NAME_LENGTH;
error = xwimp_create_icon(&icon, &throbber->icon);
if (error != NULL) {
NSLOG(netsurf, INFO, "xwimp_create_icon: 0x%x: %s",
error->errnum, error->errmess);
ro_warn_user("WimpError", error->errmess);
throbber->icon = -1;
return false;
}
if (!ro_gui_throbber_icon_resize(throbber))
return false;
} else if (throbber->hidden && throbber->icon != -1) {
error = xwimp_delete_icon(throbber->window, throbber->icon);
if (error != NULL) {
NSLOG(netsurf, INFO, "xwimp_delete_icon: 0x%x: %s",
error->errnum, error->errmess);
ro_warn_user("WimpError", error->errmess);
return false;
}
throbber->icon = -1;
}
if (throbber->icon != -1)
ro_gui_set_icon_shaded_state(throbber->window,
throbber->icon, throbber->shaded);
return true;
}
/**
* Position the icons in the throbber to take account of the currently
* configured extent.
*
* \param *throbber The throbber to update.
* \return true if successful; else false.
*/
bool ro_gui_throbber_icon_resize(struct throbber *throbber)
{
if (throbber->window == NULL)
return false;
if (throbber->icon != -1) {
os_error *error;
error = xwimp_resize_icon(throbber->window, throbber->icon,
throbber->extent.x0, throbber->extent.y0,
throbber->extent.x1, throbber->extent.y1);
if (error != NULL) {
NSLOG(netsurf, INFO, "xwimp_resize_icon: 0x%x: %s",
error->errnum, error->errmess);
ro_warn_user("WimpError", error->errmess);
throbber->icon = -1;
return false;
}
}
return true;
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_hide(struct throbber *throbber, bool hide)
{
if (throbber == NULL || throbber->hidden == hide)
return (throbber == NULL) ? false : true;
throbber->hidden = hide;
return ro_gui_throbber_icon_update(throbber);
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_help_suffix(struct throbber *throbber, wimp_i i,
os_coord *mouse, wimp_window_state *state,
wimp_mouse_state buttons, const char **suffix)
{
os_coord pos;
if (throbber == NULL || throbber->hidden)
return false;
/* Check that the click was within our part of the window. */
pos.x = mouse->x - state->visible.x0 + state->xscroll;
pos.y = mouse->y - state->visible.y1 + state->yscroll;
if (pos.x < throbber->extent.x0 || pos.x > throbber->extent.x1 ||
pos.y < throbber->extent.y0 ||
pos.y > throbber->extent.y1)
return false;
/* Return a hard-coded icon number that matches the one that was
* always allocated to the throbber in a previous implementation.
* If Messages can be updated, this could be changed.
*/
if (i == throbber->icon)
*suffix = "16";
else
*suffix = "";
return true;
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_animate(struct throbber *throbber)
{
os_t t;
char sprite_name[THROBBER_SPRITE_NAME_LENGTH];
if (throbber == NULL || throbber->hidden)
return (throbber == NULL) ? false : true;
xos_read_monotonic_time(&t);
/* Drop out if we're not ready for the next frame, unless this
* call is to start animation from a stopped throbber (ie. if
* the current frame is 0).
*/
if ((t < (throbber->last_update + THROBBER_ANIMATE_INTERVAL)) &&
(throbber->current_frame > 0))
return true;
throbber->last_update = t;
throbber->current_frame++;
if (throbber->current_frame > throbber->max_frame)
throbber->current_frame = 1;
snprintf(sprite_name, THROBBER_SPRITE_NAME_LENGTH,
"throbber%i", throbber->current_frame);
ro_gui_set_icon_string(throbber->window, throbber->icon,
sprite_name, true);
if (throbber->force_redraw)
ro_gui_force_redraw_icon(throbber->window, throbber->icon);
return true;
}
/* This is an exported interface documented in throbber.h */
bool ro_gui_throbber_stop(struct throbber *throbber)
{
char sprite_name[THROBBER_SPRITE_NAME_LENGTH];
if (throbber == NULL || throbber->hidden ||
throbber->current_frame == 0)
return (throbber == FALSE) ? false : true;
throbber->current_frame = 0;
throbber->last_update = 0;
strcpy(sprite_name, "throbber0");
ro_gui_set_icon_string(throbber->window, throbber->icon,
sprite_name, true);
if (throbber->force_redraw)
ro_gui_force_redraw_icon(throbber->window, throbber->icon);
return true;
}
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