# HG changeset patch
# User Olaf Wintermann <olaf.wintermann@gmail.com>
# Date 1729624621 -7200
# Node ID 54f5d7eb1335082669cbddcacd75c6e70d9edcca
# Parent  99f83fbf48e9a6b8a24060a1e176de4fe6fea03c
implement widget groups for buttons (GTK)

diff -r 99f83fbf48e9 -r 54f5d7eb1335 application/main.c
--- a/application/main.c	Mon Oct 21 15:47:10 2024 +0200
+++ b/application/main.c	Tue Oct 22 21:17:01 2024 +0200
@@ -152,6 +152,25 @@
     ui_set(doc->tabview, 0);
 }
 
+
+void action_group1(UiEvent *event, void *userdata) {
+    UiContext *ctx = event->obj->ctx;
+    if(userdata) {
+        ui_unset_group(ctx, 1);
+    } else {
+        ui_set_group(ctx, 1);
+    }
+}
+
+void action_group2(UiEvent *event, void *userdata) {
+    UiContext *ctx = event->obj->ctx;
+    if(userdata) {
+        ui_unset_group(ctx, 2);
+    } else {
+        ui_set_group(ctx, 2);
+    }
+}
+
 void application_startup(UiEvent *event, void *data) {
     // global list
     UiContext *global = ui_global_context();
@@ -175,10 +194,14 @@
                 ui_checkbox(obj, .label = "My Checkbox");
             }
             ui_grid(obj, .fill = UI_OFF, .columnspacing = 15, .rowspacing = 15, .margin = 15) {
-                ui_button(obj, .label = "cell1", .hexpand = TRUE);
-                ui_button(obj, .label = "cell2");
+                ui_button(obj, .label = "Activate Group 1", .hexpand = TRUE, .onclick = action_group1);
+                ui_button(obj, .label = "Disable Group 1", .onclick = action_group1, .onclickdata = "disable");
                 ui_newline(obj);
-                ui_button(obj, .label = "cell_colspan2", .colspan = 2);
+                ui_button(obj, .label = "Activate Group 2", .hexpand = TRUE, .onclick = action_group2);
+                ui_button(obj, .label = "Disable Group 2", .onclick = action_group2, .onclickdata = "disable");
+                ui_newline(obj);
+                
+                ui_button(obj, .label = "Groups 1,2", .colspan = 2, .groups = UI_GROUPS(1, 2));
                 ui_newline(obj);
 
                 ui_label(obj, .label = "Label Col 1", .align = UI_ALIGN_LEFT);
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/common/context.c
--- a/ui/common/context.c	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/common/context.c	Tue Oct 22 21:17:01 2024 +0200
@@ -523,19 +523,28 @@
     cxListDestroy(groups);
 }
 
+size_t uic_group_array_size(const int *groups) {
+    int i;
+    for(i=0;groups[i] >= 0;i++) { }
+    return i;
+}
+
 void uic_add_group_widget(UiContext *ctx, void *widget, ui_enablefunc enable, CxList *groups) {
+    uic_add_group_widget_i(ctx, widget, enable, cxListAt(groups, 0), cxListSize(groups));
+}
+
+void uic_add_group_widget_i(UiContext *ctx, void *widget, ui_enablefunc enable, const int *groups, size_t numgroups) {
     const CxAllocator *a = ctx->allocator;
     UiGroupWidget gw;
     
     gw.widget = widget;
     gw.enable = enable;
-    gw.numgroups = cxListSize(groups);
-    gw.groups = cxCalloc(a, gw.numgroups, sizeof(int));
+    gw.numgroups = numgroups;
+    gw.groups = cxCalloc(a, numgroups, sizeof(int));
     
     // copy groups
-    int *intgroups = cxListAt(groups, 0);
-    if(intgroups) {
-        memcpy(gw.groups, intgroups, gw.numgroups * sizeof(int));
+    if(groups) {
+        memcpy(gw.groups, groups, gw.numgroups * sizeof(int));
     }
     
     cxListAdd(ctx->group_widgets, &gw);
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/common/context.h
--- a/ui/common/context.h	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/common/context.h	Tue Oct 22 21:17:01 2024 +0200
@@ -134,8 +134,10 @@
 
 void uic_remove_bound_var(UiContext *ctx, UiVar *var);
 
+size_t uic_group_array_size(const int *groups);
 void uic_check_group_widgets(UiContext *ctx);
 void uic_add_group_widget(UiContext *ctx, void *widget, ui_enablefunc enable, CxList *groups);
+void uic_add_group_widget_i(UiContext *ctx, void *widget, ui_enablefunc enable, const int *groups, size_t numgroups);
 
 
 #ifdef	__cplusplus
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/gtk/button.c
--- a/ui/gtk/button.c	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/gtk/button.c	Tue Oct 22 21:17:01 2024 +0200
@@ -91,6 +91,7 @@
     UiObject* current = uic_current_obj(obj);
     GtkWidget *button = ui_create_button(obj, args.label, args.icon, args.onclick, args.onclickdata);
     ui_set_name_and_style(button, args.name, args.style_class);
+    ui_set_widget_groups(obj->ctx, button, args.groups);
     UI_APPLY_LAYOUT1(current, args);
     current->container->add(current->container, button, FALSE);
     return button;
@@ -232,6 +233,7 @@
     
     ui_setup_togglebutton(current, widget, args.label, args.icon, args.varname, args.value, args.onchange, args.onchangedata);
     ui_set_name_and_style(widget, args.name, args.style_class);
+    ui_set_widget_groups(obj->ctx, widget, args.groups);
     
     UI_APPLY_LAYOUT1(current, args);
     current->container->add(current->container, widget, FALSE);
@@ -282,6 +284,9 @@
             args.onchange,
             args.onchangedata);
     
+    ui_set_name_and_style(widget, args.name, args.style_class);
+    ui_set_widget_groups(obj->ctx, widget, args.groups);
+    
     UI_APPLY_LAYOUT1(current, args);
     current->container->add(current->container, widget, FALSE);
     
@@ -343,6 +348,7 @@
     
     GtkWidget *rbutton = RADIOBUTTON_NEW(rg, args.label); 
     ui_set_name_and_style(rbutton, args.name, args.style_class);
+    ui_set_widget_groups(obj->ctx, rbutton, args.groups);
     if(rgroup) {
 #if GTK_MAJOR_VERSION >= 4
         if(rg) {
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/gtk/toolkit.c
--- a/ui/gtk/toolkit.c	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/gtk/toolkit.c	Tue Oct 22 21:17:01 2024 +0200
@@ -409,3 +409,13 @@
         
     }
 }
+
+void ui_set_widget_groups(UiContext *ctx, GtkWidget *widget, const int *groups) {
+    if(!groups) {
+        return;
+    }
+    
+    size_t ngroups = uic_group_array_size(groups);
+    uic_add_group_widget_i(ctx, widget, (ui_enablefunc)ui_set_enabled, groups, ngroups);
+    ui_set_enabled(widget, FALSE);
+}
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/gtk/toolkit.h
--- a/ui/gtk/toolkit.h	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/gtk/toolkit.h	Tue Oct 22 21:17:01 2024 +0200
@@ -159,6 +159,7 @@
 int ui_get_scalefactor();
 
 void ui_set_name_and_style(GtkWidget *widget, const char *name, const char *style);
+void ui_set_widget_groups(UiContext *ctx, GtkWidget *widget, const int *groups);
 
 void ui_destroy_userdata(GtkWidget *object, void *userdata);
 void ui_destroy_vardata(GtkWidget *object, UiVarEventData *data);
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/ui/button.h
--- a/ui/ui/button.h	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/ui/button.h	Tue Oct 22 21:17:01 2024 +0200
@@ -50,6 +50,8 @@
     UiLabelType labeltype;
     ui_callback onclick;
     void* onclickdata;
+    
+    const int* groups;
 } UiButtonArgs;
 
 typedef struct UiToggleArgs {
@@ -69,6 +71,8 @@
     const char* varname;
     ui_callback onchange;
     void* onchangedata;
+    
+    const int* groups;
 } UiToggleArgs;
  
 #define ui_button(obj, ...) ui_button_create(obj, (UiButtonArgs){ __VA_ARGS__ } )
diff -r 99f83fbf48e9 -r 54f5d7eb1335 ui/ui/toolkit.h
--- a/ui/ui/toolkit.h	Mon Oct 21 15:47:10 2024 +0200
+++ b/ui/ui/toolkit.h	Tue Oct 22 21:17:01 2024 +0200
@@ -147,7 +147,7 @@
 
 #define UI_GROUP_SELECTION  20000
 
-#define UI_GROUPS(...) (int[]){ __VA_ARGS__, -1 }
+#define UI_GROUPS(...) (const int[]){ __VA_ARGS__, -1 }
     
 /* public types */
 typedef int UiBool;
@@ -202,7 +202,7 @@
 
 typedef void(*ui_freefunc)(void*);
 
-typedef void(*ui_enablefunc)(void*, UiBool);
+typedef void(*ui_enablefunc)(void*, int);
 
 struct UiObject {
     /*