implement menu itemlist (Motif) newapi tip

Sun, 22 Dec 2024 11:49:59 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 22 Dec 2024 11:49:59 +0100
branch
newapi
changeset 420
28a5920bebe0
parent 419
7d15cad351fc

implement menu itemlist (Motif)

application/main.c file | annotate | diff | comparison | revisions
ui/common/context.c file | annotate | diff | comparison | revisions
ui/motif/menu.c file | annotate | diff | comparison | revisions
ui/motif/menu.h file | annotate | diff | comparison | revisions
ui/motif/toolkit.h file | annotate | diff | comparison | revisions
--- a/application/main.c	Sun Dec 15 22:53:51 2024 +0100
+++ b/application/main.c	Sun Dec 22 11:49:59 2024 +0100
@@ -486,67 +486,39 @@
 
 #if defined(UI_COCOA) || defined(UI_MOTIF)
 
+static UiList *menulist;
+int items = 4;
+
 void action_button(UiEvent *event, void *data) {
     printf("action_button\n");
+    
+    char *newitem = malloc(32);
+    snprintf(newitem, 32, "Item %d", ++items);
+    ui_list_append(menulist, newitem);
+    ui_list_notify(menulist);
 }
 
 typedef struct WData {
     UiString *path;
 } WData;
 
+
+
 void application_startup(UiEvent *event, void *data) {
+    
+    menulist = ui_list_new(ui_global_context(), "menulist");
+    ui_list_append(menulist, "Item 1");
+    ui_list_append(menulist, "Item 2");
+    ui_list_append(menulist, "Item 3");
+    ui_list_append(menulist, "Item 4");
+    
     UiObject *obj = ui_window("Test", NULL);
     
     WData *wdata = ui_malloc(obj->ctx, sizeof(WData));
     wdata->path = ui_string_new(obj->ctx, NULL);
     obj->window = wdata;
     
-    /*
-    ui_grid(obj, .margin = 10) {
-        ui_button(obj, .label = "Test Button", .onclick = action_button);
-        ui_newline(obj);
-        
-        ui_togglebutton(obj, .label = "Togglebutton");
-        ui_togglebutton(obj, .label = "XY", .hfill = TRUE);
-        ui_togglebutton(obj, .label = "AB", .hfill = TRUE);
-        ui_togglebutton(obj, .label = "ZZ", .hexpand = TRUE, .hfill = TRUE);
-        ui_newline(obj);
-        
-        ui_hbox(obj, .colspan = 4, .hfill = TRUE, .hexpand = TRUE) {
-            ui_checkbox(obj, .label = "Checkbox", .enable_group = 123);
-            ui_checkbox(obj, .label = "Checkbox Disabled", .groups = UI_GROUPS(123));
-            ui_button(obj, .label = "fill", .fill = UI_ON);
-        }
-        ui_newline(obj);
-        
-        
-        
-        ui_hbox(obj, .colspan = 4, .hfill = TRUE, .hexpand = TRUE) {
-            ui_radiobutton(obj, .label = "Radio 1", .varname = "radio");
-            ui_radiobutton(obj, .label = "Radio 2", .varname = "radio");
-            ui_button(obj, .label = "fill", .hexpand = TRUE, .hfill = TRUE);
-        }
-        ui_newline(obj);
-        
-        
-        ui_hbox(obj, .colspan = 4, .vexpand = TRUE, .vfill = TRUE) {
-            ui_button(obj, .label = "F1----------------------A");
-            ui_button(obj, .label = "F2 test test test test test test test");
-            ui_button(obj, .label = "F312343543");
-        }
-        
-        
-    }
-    */
-    
-    
-    
-    //ui_textfield(obj, .varname = "textfield");
-    //ui_textfield(obj, .varname = "textfield2");
-    ui_path_textfield(obj, .value = wdata->path, .hfill = TRUE, .hexpand = TRUE);
-    
-    ui_set(wdata->path, "/test/path/string");
-    
+    ui_button(obj, .label = "Add Item", .onclick = action_button);
     
     ui_show(obj);
 }
@@ -564,12 +536,18 @@
         ui_menuitem(.label = "Test 1", .onclick = action_test);
         ui_menuitem(.label = "Test 2", .onclick = action_test);
         ui_menuitem(.label = "Test 3", .onclick = action_test);
+        ui_menuseparator();
         ui_menu_toggleitem(.label = "Toggle 1");
         ui_menu_toggleitem(.label = "Toggle 2");
+        ui_menuseparator();
         ui_menu_radioitem(.label = "Radio 1", .varname = "menu_radio");
         ui_menu_radioitem(.label = "Radio 2", .varname = "menu_radio");
         ui_menu_radioitem(.label = "Radio 3", .varname = "menu_radio");
         ui_menu_radioitem(.label = "Radio 4", .varname = "menu_radio");
+        ui_menuseparator();
+        ui_menu_itemlist(.varname = "menulist");
+        ui_menuseparator();
+        ui_menuitem(.label = "Quit");
     }
     
     ui_main();
--- a/ui/common/context.c	Sun Dec 15 22:53:51 2024 +0100
+++ b/ui/common/context.c	Sun Dec 22 11:49:59 2024 +0100
@@ -100,6 +100,7 @@
         if(var_ctx->vars_unbound &&  cxMapSize(var_ctx->vars_unbound) > 0) {
             CxIterator i = cxMapIterator(var_ctx->vars_unbound);
             cx_foreach(CxMapEntry*, entry, i) {
+                printf("attach %s\n", entry->key->data);
                 UiVar *var = entry->value;
                 UiVar *docvar = cxMapGet(doc_ctx->vars, *entry->key);
                 if(docvar) {
--- a/ui/motif/menu.c	Sun Dec 15 22:53:51 2024 +0100
+++ b/ui/motif/menu.c	Sun Dec 22 11:49:59 2024 +0100
@@ -37,6 +37,7 @@
 #include "container.h"
 #include "../common/context.h"
 #include "../common/menu.h"
+#include "../common/types.h"
 #include "../ui/window.h"
 
 #include <cx/linked_list.h>
@@ -201,10 +202,109 @@
     ui_bind_radiobutton(obj, button, NULL, it->varname, it->callback, it->userdata, 0);
 }
 
-void add_checkitemnv_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj) {
+void add_menuitem_list_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj) {
+    UiMenuItemList *il = (UiMenuItemList*)item;
+    const CxAllocator *a = obj->ctx->allocator;
     
+    UiActiveMenuItemList *ls = cxMalloc(
+            a,
+            sizeof(UiActiveMenuItemList));
+    ls->object = obj;
+    ls->menu = p;
+    ls->index = i;
+    ls->oldcount = 0;
+    ls->getvalue = il->getvalue;
+    ls->callback = il->callback;
+    ls->userdata = il->userdata;
+    ls->addseparator = TRUE;
+    
+    ls->var = uic_create_var(ui_global_context(), il->varname, UI_VAR_LIST); //uic_widget_var(obj->ctx, obj->ctx, NULL, il->varname, UI_VAR_LIST);
+    UiList *list = ls->var->value;
+    
+    UiObserver *observer = ui_observer_new((ui_callback)ui_update_menuitem_list, ls);
+    list->observers = ui_obsvlist_add(list->observers, observer);
+    uic_list_register_observer_destructor(obj->ctx, list, observer);
+    
+    ui_update_menuitem_list(NULL, ls);
 }
 
-void add_menuitem_list_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj) {
+void ui_update_menuitem_list(UiEvent *event, UiActiveMenuItemList *list) {
+    XmString s = NULL;
+    Arg args[4];
+    int n;
+    
+    UiList *ls;
+    if(list->var && list->var->value) {
+        ls = list->var->value;
+    } else {
+        return;
+    }
+    
+    if(list->oldcount > 0) {
+        Widget *children;
+        int nc;
+        
+        XtVaGetValues(
+                list->menu,
+                XmNchildren,
+                &children,
+                XmNnumChildren,
+                &nc,
+                NULL);
+        
+        for(int i=0;i<list->oldcount;i++) {
+            XtDestroyWidget(children[list->index + i]);
+        }
+    }
+    
+    void* elm = ui_list_first(ls);
+    int i = 0;
+    if(elm && list->addseparator) {
+        Widget s = XmCreateSeparatorGadget(list->menu, "menuseparator", NULL, 0);
+        XtManageChild(s);
+        i++;
+    }
     
+    ui_getvaluefunc getvalue = list->getvalue;
+    while(elm) {
+        n = 0;
+        char *label = (char*) (getvalue ? getvalue(elm, 0) : elm);
+        if(label) {
+            s = XmStringCreateLocalized(label);
+            XtSetArg(args[n], XmNlabelString, s); n++;
+        }
+
+        Widget mitem = XtCreateManagedWidget(
+                "menubutton",
+                xmPushButtonWidgetClass,
+                list->menu,
+                args,
+                n);
+        if(s) {
+            XmStringFree(s);
+        }
+
+        if(list->callback) {
+            UiEventData *eventdata = malloc(sizeof(UiEventData));
+            eventdata->callback = list->callback;
+            eventdata->userdata = list->userdata;
+            eventdata->obj = list->object;
+            eventdata->value = 0;
+            XtAddCallback(
+                    mitem,
+                    XmNactivateCallback,
+                    (XtCallbackProc)ui_push_button_callback,
+                    eventdata);
+            XtAddCallback(
+                    mitem,
+                    XmNdestroyCallback,
+                    (XtCallbackProc)ui_destroy_eventdata,
+                    eventdata);
+        }
+        
+        elm = ui_list_next(ls);
+        i++;
+    }
+    
+    list->oldcount = i;
 }
--- a/ui/motif/menu.h	Sun Dec 15 22:53:51 2024 +0100
+++ b/ui/motif/menu.h	Sun Dec 22 11:49:59 2024 +0100
@@ -31,11 +31,25 @@
 
 #include "../ui/menu.h"
 #include "../common/menu.h"
+#include "../common/context.h"
 
 #ifdef	__cplusplus
 extern "C" {
 #endif
 
+typedef struct UiActiveMenuItemList UiActiveMenuItemList;
+struct UiActiveMenuItemList {
+    UiObject         *object;
+    Widget           menu;
+    int              index;
+    int              oldcount;
+    UiVar            *var;
+    ui_getvaluefunc  getvalue;
+    ui_callback      callback;
+    void             *userdata;
+    bool             addseparator;
+};
+    
 typedef void(*ui_menu_add_f)(Widget, int, UiMenuItemI*, UiObject*);
     
 void ui_create_menubar(UiObject *obj, Widget window);
@@ -50,6 +64,8 @@
 void add_checkitemnv_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj);
 void add_menuitem_list_widget(Widget p, int i, UiMenuItemI *item, UiObject *obj);
 
+void ui_update_menuitem_list(UiEvent *event, UiActiveMenuItemList *list);
+
 #ifdef	__cplusplus
 }
 #endif
--- a/ui/motif/toolkit.h	Sun Dec 15 22:53:51 2024 +0100
+++ b/ui/motif/toolkit.h	Sun Dec 22 11:49:59 2024 +0100
@@ -43,6 +43,7 @@
     ui_callback callback;
     void        *userdata;
     int         value;
+    void        *customdata;
 } UiEventData;
 
 typedef struct UiEventDataExt {

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