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authorreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2005-11-06 09:17:20 +0000
committerreinelt <reinelt@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>2005-11-06 09:17:20 +0000
commitdc30610f203d73da3f0224fc51428638b1572bb0 (patch)
treed866e7ec4fcd908b9733f6dfd18dfb18638c549a
parentb2c85d4a9a9a0ced6d0f6cbf5a4a717348c5feb9 (diff)
downloadlcd4linux-dc30610f203d73da3f0224fc51428638b1572bb0.tar.gz
[lcd4linux @ 2005-11-06 09:17:20 by reinelt]
re-use icons (thanks to Jesus de Santos Garcia) git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@596 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
-rw-r--r--widget.c22
-rw-r--r--widget.h6
-rw-r--r--widget_icon.c136
3 files changed, 102 insertions, 62 deletions
diff --git a/widget.c b/widget.c
index 09fc637..a830316 100644
--- a/widget.c
+++ b/widget.c
@@ -1,4 +1,4 @@
-/* $Id: widget.c,v 1.19 2005/05/08 04:32:45 reinelt Exp $
+/* $Id: widget.c,v 1.20 2005/11/06 09:17:20 reinelt Exp $
*
* generic widget handling
*
@@ -21,6 +21,9 @@
*
*
* $Log: widget.c,v $
+ * Revision 1.20 2005/11/06 09:17:20 reinelt
+ * re-use icons (thanks to Jesus de Santos Garcia)
+ *
* Revision 1.19 2005/05/08 04:32:45 reinelt
* CodingStyle added and applied
*
@@ -165,6 +168,8 @@ void widget_unregister(void)
int i;
for (i = 0; i < nWidgets; i++) {
Widgets[i].class->quit(&(Widgets[i]));
+ if (Widgets[i].name)
+ free (Widgets[i].name);
}
free(Widgets);
@@ -182,6 +187,7 @@ int widget_add(const char *name, const int row, const int col)
WIDGET_CLASS *Class;
WIDGET *Widget;
+ WIDGET *Parent;
/* prepare config section */
/* strlen("Widget:")=7 */
@@ -231,15 +237,25 @@ int widget_add(const char *name, const int row, const int col)
return -1;
}
+ /* look up parent widget (widget with the same name) */
+ Parent = NULL;
+ for (i = 0; i < nWidgets; i++) {
+ if (strcmp(name, Widgets[i].name) == 0) {
+ Parent = &(Widgets[i]);
+ break;
+ }
+ }
+
Widget = &(Widgets[nWidgets]);
nWidgets++;
- Widget->name = (char *) name;
+ Widget->name = strdup(name);
Widget->class = Class;
+ Widget->parent = Parent;
Widget->row = row;
Widget->col = col;
- if (Class->init != 0) {
+ if (Class->init != NULL) {
Class->init(Widget);
}
diff --git a/widget.h b/widget.h
index 0db6009..5805041 100644
--- a/widget.h
+++ b/widget.h
@@ -1,4 +1,4 @@
-/* $Id: widget.h,v 1.13 2005/05/08 04:32:45 reinelt Exp $
+/* $Id: widget.h,v 1.14 2005/11/06 09:17:20 reinelt Exp $
*
* generic widget handling
*
@@ -23,6 +23,9 @@
*
*
* $Log: widget.h,v $
+ * Revision 1.14 2005/11/06 09:17:20 reinelt
+ * re-use icons (thanks to Jesus de Santos Garcia)
+ *
* Revision 1.13 2005/05/08 04:32:45 reinelt
* CodingStyle added and applied
*
@@ -99,6 +102,7 @@ typedef struct WIDGET_CLASS {
typedef struct WIDGET {
char *name;
WIDGET_CLASS *class;
+ struct WIDGET *parent;
int row;
int col;
void *data;
diff --git a/widget_icon.c b/widget_icon.c
index 0b7a330..0341689 100644
--- a/widget_icon.c
+++ b/widget_icon.c
@@ -1,4 +1,4 @@
-/* $Id: widget_icon.c,v 1.17 2005/05/08 04:32:45 reinelt Exp $
+/* $Id: widget_icon.c,v 1.18 2005/11/06 09:17:20 reinelt Exp $
*
* icon widget handling
*
@@ -21,6 +21,9 @@
*
*
* $Log: widget_icon.c,v $
+ * Revision 1.18 2005/11/06 09:17:20 reinelt
+ * re-use icons (thanks to Jesus de Santos Garcia)
+ *
* Revision 1.17 2005/05/08 04:32:45 reinelt
* CodingStyle added and applied
*
@@ -170,29 +173,33 @@ void widget_icon_update(void *Self)
WIDGET_ICON *Icon = W->data;
RESULT result = { 0, 0, 0, NULL };
- /* evaluate expressions */
- Icon->speed = 100;
- if (Icon->speed_tree != NULL) {
- Eval(Icon->speed_tree, &result);
- Icon->speed = R2N(&result);
- if (Icon->speed < 10)
- Icon->speed = 10;
- DelResult(&result);
- }
+ /* process the parent only */
+ if (W->parent == NULL) {
+
+ /* evaluate expressions */
+ Icon->speed = 100;
+ if (Icon->speed_tree != NULL) {
+ Eval(Icon->speed_tree, &result);
+ Icon->speed = R2N(&result);
+ if (Icon->speed < 10)
+ Icon->speed = 10;
+ DelResult(&result);
+ }
- Icon->visible = 1;
- if (Icon->visible_tree != NULL) {
- Eval(Icon->visible_tree, &result);
- Icon->visible = R2N(&result);
- if (Icon->visible < 1)
- Icon->visible = 0;
- DelResult(&result);
- }
+ Icon->visible = 1;
+ if (Icon->visible_tree != NULL) {
+ Eval(Icon->visible_tree, &result);
+ Icon->visible = R2N(&result);
+ if (Icon->visible < 1)
+ Icon->visible = 0;
+ DelResult(&result);
+ }
- /* rotate icon bitmap */
- Icon->curmap++;
- if (Icon->curmap >= Icon->maxmap)
- Icon->curmap = 0;
+ /* rotate icon bitmap */
+ Icon->curmap++;
+ if (Icon->curmap >= Icon->maxmap)
+ Icon->curmap = 0;
+ }
/* finally, draw it! */
if (W->class->draw)
@@ -210,42 +217,52 @@ int widget_icon_init(WIDGET * Self)
char *section;
WIDGET_ICON *Icon;
- /* prepare config section */
- /* strlen("Widget:")=7 */
- section = malloc(strlen(Self->name) + 8);
- strcpy(section, "Widget:");
- strcat(section, Self->name);
+ /* re-use the parent if one exists */
+ if (Self->parent == NULL) {
- Icon = malloc(sizeof(WIDGET_ICON));
- memset(Icon, 0, sizeof(WIDGET_ICON));
+ /* prepare config section */
+ /* strlen("Widget:")=7 */
+ section = malloc(strlen(Self->name) + 8);
+ strcpy(section, "Widget:");
+ strcat(section, Self->name);
- /* get raw expressions (we evaluate them ourselves) */
- Icon->speed_expr = cfg_get_raw(section, "speed", NULL);
- Icon->visible_expr = cfg_get_raw(section, "visible", NULL);
+ Icon = malloc(sizeof(WIDGET_ICON));
+ memset(Icon, 0, sizeof(WIDGET_ICON));
- /* compile'em */
- Compile(Icon->speed_expr, &Icon->speed_tree);
- Compile(Icon->visible_expr, &Icon->visible_tree);
+ /* get raw expressions (we evaluate them ourselves) */
+ Icon->speed_expr = cfg_get_raw(section, "speed", NULL);
+ Icon->visible_expr = cfg_get_raw(section, "visible", NULL);
- /* sanity check */
- if (Icon->speed_expr == NULL || *Icon->speed_expr == '\0') {
- error("Icon %s has no speed, using '100'", Self->name);
- Icon->speed_expr = "100";
- }
+ /* compile'em */
+ Compile(Icon->speed_expr, &Icon->speed_tree);
+ Compile(Icon->visible_expr, &Icon->visible_tree);
+
+ /* sanity check */
+ if (Icon->speed_expr == NULL || *Icon->speed_expr == '\0') {
+ error("Icon %s has no speed, using '100'", Self->name);
+ Icon->speed_expr = "100";
+ }
- /* read bitmap */
- widget_icon_read_bitmap(section, Icon);
+ /* read bitmap */
+ widget_icon_read_bitmap(section, Icon);
- free(section);
- Self->data = Icon;
+ free(section);
+ Self->data = Icon;
- /* as the speed is evaluatod on every call, we use 'one-shot'-timers. */
- /* The timer will be reactivated on every call to widget_icon_update(). */
- /* We do the initial call here... */
- Icon->prvmap = -1;
+ /* as the speed is evaluatod on every call, we use 'one-shot'-timers. */
+ /* The timer will be reactivated on every call to widget_icon_update(). */
+ /* We do the initial call here... */
+ Icon->prvmap = -1;
- /* reset ascii */
- Icon->ascii = -1;
+ /* reset ascii */
+ Icon->ascii = -1;
+
+ } else {
+
+ /* re-use the parent */
+ Self->data = Self->parent->data;
+
+ }
/* just do it! */
widget_icon_update(Self);
@@ -257,14 +274,17 @@ int widget_icon_init(WIDGET * Self)
int widget_icon_quit(WIDGET * Self)
{
if (Self) {
- if (Self->data) {
- WIDGET_ICON *Icon = Self->data;
- DelTree(Icon->speed_tree);
- DelTree(Icon->visible_tree);
- if (Icon->bitmap)
- free(Icon->bitmap);
- free(Self->data);
- Self->data = NULL;
+ /* do not deallocate child widget! */
+ if (Self->parent == NULL) {
+ if (Self->data) {
+ WIDGET_ICON *Icon = Self->data;
+ DelTree(Icon->speed_tree);
+ DelTree(Icon->visible_tree);
+ if (Icon->bitmap)
+ free(Icon->bitmap);
+ free(Self->data);
+ Self->data = NULL;
+ }
}
}