From 69e2a15e311f93d024773284436fd7886071929f Mon Sep 17 00:00:00 2001
From: Cedric Roux <cedric.roux@eurecom.fr>
Date: Fri, 29 Apr 2016 19:40:31 +0200
Subject: [PATCH] prepare container to deal with growable children
---
common/utils/T/tracer/gui/container.c | 44 +++++++++++++++++++++++++++
common/utils/T/tracer/gui/gui.h | 3 ++
common/utils/T/tracer/gui/gui_defs.h | 2 ++
3 files changed, 49 insertions(+)
diff --git a/common/utils/T/tracer/gui/container.c b/common/utils/T/tracer/gui/container.c
index 939f75bc55..97cac62066 100644
--- a/common/utils/T/tracer/gui/container.c
+++ b/common/utils/T/tracer/gui/container.c
@@ -2,6 +2,7 @@
#include "gui_defs.h"
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
#define MAX(a, b) ((a)>(b)?(a):(b))
@@ -19,6 +20,19 @@ printf("ADD_CHILD container\n");
struct container_widget *this = _this;
this->hints_are_valid = 0;
widget_add_child_internal(g, this, child, position);
+
+ /* initially not growable */
+ this->growable = realloc(this->growable, (this->nchildren+1)*sizeof(int));
+ if (this->growable == NULL) abort();
+
+ if (position == -1) position = this->nchildren;
+
+ memmove(this->growable + position+1, this->growable + position,
+ (this->nchildren - position) * sizeof(int));
+
+ this->growable[position] = 0;
+
+ this->nchildren++;
}
static void compute_vertical_hints(struct gui *g,
@@ -246,3 +260,33 @@ widget *new_container(gui *_gui, int vertical)
return w;
}
+
+/*************************************************************************/
+/* public functions */
+/*************************************************************************/
+
+void container_set_child_growable(gui *_gui, widget *_this,
+ widget *child, int growable)
+{
+ gui *g = _gui;
+ struct container_widget *this = _this;
+ struct widget_list *lcur;
+ int i;
+
+ glock(g);
+
+ lcur = this->common.children;
+ i = 0;
+ while (lcur) {
+ if (lcur->item == child) break;
+ lcur = lcur->next;
+ i++;
+ }
+ if (lcur == NULL) ERR("%s:%d: child not found\n", __FILE__, __LINE__);
+
+ this->growable[i] = growable;
+
+ send_event(g, DIRTY, this->common.id);
+
+ gunlock(g);
+}
diff --git a/common/utils/T/tracer/gui/gui.h b/common/utils/T/tracer/gui/gui.h
index c1bbbd7d06..b1440a20c4 100644
--- a/common/utils/T/tracer/gui/gui.h
+++ b/common/utils/T/tracer/gui/gui.h
@@ -24,6 +24,9 @@ widget *new_xy_plot(gui *gui, int width, int height, char *label,
int vruler_width);
widget *new_text_list(gui *_gui, int width, int nlines, int background_color);
+void container_set_child_growable(gui *_gui, widget *_this,
+ widget *child, int growable);
+
void xy_plot_set_range(gui *gui, widget *this,
float xmin, float xmax, float ymin, float ymax);
void xy_plot_set_points(gui *gui, widget *this,
diff --git a/common/utils/T/tracer/gui/gui_defs.h b/common/utils/T/tracer/gui/gui_defs.h
index a80dc24798..58ae329467 100644
--- a/common/utils/T/tracer/gui/gui_defs.h
+++ b/common/utils/T/tracer/gui/gui_defs.h
@@ -69,6 +69,8 @@ struct container_widget {
int hints_are_valid; /* used to cache hints values */
int hint_width; /* cached hint values - invalid if */
int hint_height; /* repack_was_called == 1 */
+ int *growable;
+ int nchildren;
};
struct text_list_widget {
--
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