diff -r 000000000000 -r 2483f517c562 ui/gtk/toolbar.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/gtk/toolbar.c	Sun Jan 21 16:30:18 2024 +0100
@@ -0,0 +1,430 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2017 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "toolbar.h"
+#include "button.h"
+#include "image.h"
+#include "tree.h"
+#include <cx/basic_mempool.h>
+#include <cx/hash_map.h>
+#include <cx/linked_list.h>
+#include <cx/array_list.h>
+#include "../common/context.h"
+
+static CxMap *toolbar_items;
+static CxList *defaults;
+
+void ui_toolbar_init() {
+    toolbar_items = cxHashMapCreate(cxDefaultAllocator, CX_STORE_POINTERS, 16);
+    defaults = cxLinkedListCreateSimple(CX_STORE_POINTERS);
+}
+
+void ui_toolitem(char *name, char *label, ui_callback f, void *udata) {
+    ui_toolitem_img(name, label, NULL, f, udata);
+}
+
+void ui_toolitem_st(char *name, char *stockid, ui_callback f, void *userdata) {
+    ui_toolitem_stgr(name, stockid, f, userdata, -1);
+}
+
+void ui_toolitem_sti(char *name, char *stockid, ui_callback f, void *userdata) {
+    ui_toolitem_stgri(name, stockid, f, userdata, -1);
+}
+
+void ui_toolitem_stgr(char *name, char *stockid, ui_callback f, void *userdata, ...) {
+    va_list ap;
+    va_start(ap, userdata);
+    ui_toolitem_vstgr(name, stockid, 0, f, userdata, ap);
+    va_end(ap);
+}
+
+void ui_toolitem_stgri(char *name, char *stockid, ui_callback f, void *userdata, ...) {
+    va_list ap;
+    va_start(ap, userdata);
+    ui_toolitem_vstgr(name, stockid, 1, f, userdata, ap);
+    va_end(ap);
+}
+
+void ui_toolitem_img(char *name, char *label, char *img, ui_callback f, void *udata) {
+    UiToolItem *item = malloc(sizeof(UiToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_widget;
+    item->label = label;
+    item->image = img;
+    item->callback = f;
+    item->userdata = udata;
+    item->isimportant = 0;
+    item->groups = NULL;
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+void ui_toolitem_vstgr(
+        char *name,
+        char *stockid,
+        int isimportant,
+        ui_callback f,
+        void *userdata,
+        va_list ap)
+{
+    UiStToolItem *item = malloc(sizeof(UiStToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_st_widget;
+    item->stockid = stockid;
+    item->callback = f;
+    item->userdata = userdata;
+    item->groups = NULL;
+    item->isimportant = isimportant;
+    
+    // add groups
+    int group;
+    while((group = va_arg(ap, int)) != -1) {
+        if(!item->groups) {
+            item->groups = cxArrayListCreateSimple(sizeof(int), 16);
+        }
+        cxListAdd(item->groups, &group);
+    }
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+void ui_toolitem_toggle(const char *name, const char *label, const char *img, UiInteger *i) {
+    UiToggleToolItem *item = malloc(sizeof(UiToggleToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_toggle_widget;
+    item->label = label;
+    item->image = img;
+    item->stockid = NULL;
+    item->groups = NULL;
+    item->isimportant = 0;
+    item->value = i;
+    item->var = NULL;
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+void ui_toolitem_toggle_st(const char *name, const char *stockid, UiInteger *i) {
+    UiToggleToolItem *item = malloc(sizeof(UiToggleToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_toggle_widget;
+    item->label = NULL;
+    item->image = NULL;
+    item->stockid = stockid;
+    item->groups = NULL;
+    item->isimportant = 0;
+    item->value = i;
+    item->var = NULL;
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+void ui_toolitem_toggle_nv(const char *name, const char *label, const char *img, const char *intvar) {
+    UiToggleToolItem *item = malloc(sizeof(UiToggleToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_toggle_widget;
+    item->label = label;
+    item->image = img;
+    item->stockid = NULL;
+    item->groups = NULL;
+    item->isimportant = 0;
+    item->value = NULL;
+    item->var = intvar;
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+void ui_toolitem_toggle_stnv(const char *name, const char *stockid, const char *intvar) {
+    UiToggleToolItem *item = malloc(sizeof(UiToggleToolItem));
+    item->item.add_to = (ui_toolbar_add_f)add_toolitem_toggle_widget;
+    item->label = NULL;
+    item->image = NULL;
+    item->stockid = stockid;
+    item->groups = NULL;
+    item->isimportant = 0;
+    item->value = NULL;
+    item->var = intvar;
+    
+    cxMapPut(toolbar_items, name, item);
+}
+
+
+void ui_toolbar_combobox(
+        char *name,
+        UiList *list,
+        ui_getvaluefunc getvalue,
+        ui_callback f,
+        void *udata)
+{
+    UiToolbarComboBox *cb = malloc(sizeof(UiToolbarComboBox));
+    cb->item.add_to = (ui_toolbar_add_f)add_toolbar_combobox;
+    UiVar *var = malloc(sizeof(UiVar));
+    var->value = list;
+    var->type = UI_VAR_SPECIAL;
+    var->from = NULL;
+    var->from_ctx = NULL;
+    cb->var = var;
+    cb->getvalue = getvalue;
+    cb->callback = f;
+    cb->userdata = udata;
+    
+    cxMapPut(toolbar_items, name, cb);
+}
+
+void ui_toolbar_combobox_str(
+        char *name,
+        UiList *list,
+        ui_callback f,
+        void *udata)
+{
+    ui_toolbar_combobox(name, list, ui_strmodel_getvalue, f, udata);
+}
+
+void ui_toolbar_combobox_nv(
+        char *name,
+        char *listname,
+        ui_getvaluefunc getvalue,
+        ui_callback f,
+        void *udata)
+{
+    UiToolbarComboBoxNV *cb = malloc(sizeof(UiToolbarComboBoxNV));
+    cb->item.add_to = (ui_toolbar_add_f)add_toolbar_combobox_nv;  
+    cb->listname = listname;
+    cb->getvalue = getvalue;
+    cb->callback = f;
+    cb->userdata = udata;
+    
+    cxMapPut(toolbar_items, name, cb);
+}
+
+
+void ui_toolbar_add_default(char *name) {
+    char *s = strdup(name);
+    cxListAdd(defaults, s);
+}
+
+GtkWidget* ui_create_toolbar(UiObject *obj) {
+    if(!defaults) {
+        return NULL;
+    }
+    
+    GtkWidget *toolbar = gtk_toolbar_new();
+#ifdef UI_GTK3
+    gtk_style_context_add_class(
+            gtk_widget_get_style_context(toolbar),
+            GTK_STYLE_CLASS_PRIMARY_TOOLBAR);
+#endif
+    
+    GtkToolbar *tb = GTK_TOOLBAR(toolbar);
+    CxIterator i = cxListIterator(defaults);
+    cx_foreach(char *, def, i) {
+        UiToolItemI *item = cxMapGet(toolbar_items, def);
+        if(item) {
+            item->add_to(tb, item, obj);
+        } else if(!strcmp(def, "@separator")) {
+            gtk_toolbar_insert(tb, gtk_separator_tool_item_new(), -1);
+        } else {
+            fprintf(stderr, "UI Error: Unknown toolbar item: %s\n", def);
+        }
+    }
+    
+    return toolbar;
+}
+
+void add_toolitem_widget(GtkToolbar *tb, UiToolItem *item, UiObject *obj) {
+    GtkToolItem *button = gtk_tool_button_new(NULL, item->label);
+    gtk_tool_item_set_homogeneous(button, FALSE);
+    if(item->image) {
+        GdkPixbuf *pixbuf = ui_get_image(item->image);
+        GtkWidget *image = gtk_image_new_from_pixbuf(pixbuf);
+        gtk_tool_button_set_icon_widget(GTK_TOOL_BUTTON(button), image);
+    } else {
+        gtk_tool_item_set_is_important(button, TRUE);
+    }
+    
+    if(item->callback) {
+        UiEventData *event = cxMalloc(
+                obj->ctx->allocator,
+                sizeof(UiEventData));
+        event->obj = obj;
+        event->userdata = item->userdata;
+        event->callback = item->callback;
+        
+        g_signal_connect(
+                button,
+                "clicked",
+                G_CALLBACK(ui_button_clicked),
+                event);
+    }
+    
+    gtk_toolbar_insert(tb, button, -1);
+    
+    if(item->groups) {
+        uic_add_group_widget(obj->ctx, button, (ui_enablefunc)ui_set_enabled, item->groups);
+    }
+}
+
+void add_toolitem_st_widget(GtkToolbar *tb, UiStToolItem *item, UiObject *obj) {
+    GtkToolItem *button = gtk_tool_button_new_from_stock(item->stockid);
+    gtk_tool_item_set_homogeneous(button, FALSE);
+    if(item->isimportant) {
+        gtk_tool_item_set_is_important(button, TRUE);
+    }
+    
+    if(item->callback) {
+        UiEventData *event = cxMalloc(
+                obj->ctx->allocator,
+                sizeof(UiEventData));
+        event->obj = obj;
+        event->userdata = item->userdata;
+        event->callback = item->callback;
+        
+        g_signal_connect(
+                button,
+                "clicked",
+                G_CALLBACK(ui_button_clicked),
+                event);
+    }
+    
+    gtk_toolbar_insert(tb, button, -1);
+    
+    if(item->groups) {
+        uic_add_group_widget(obj->ctx, button, (ui_enablefunc)ui_set_enabled, item->groups);
+    }
+}
+
+void add_toolitem_toggle_widget(GtkToolbar *tb, UiToggleToolItem *item, UiObject *obj) {
+    GtkToolItem *button;
+    if(item->stockid) {
+        button = gtk_toggle_tool_button_new_from_stock(item->stockid);
+    } else {
+        button = gtk_toggle_tool_button_new();
+        gtk_tool_item_set_homogeneous(button, FALSE);
+        if(item->label) {
+            gtk_tool_button_set_label(GTK_TOOL_BUTTON(button), item->label);
+        }
+        if(item->image) {
+            GdkPixbuf *pixbuf = ui_get_image(item->image);
+            GtkWidget *image = gtk_image_new_from_pixbuf(pixbuf);
+            gtk_tool_button_set_icon_widget(GTK_TOOL_BUTTON(button), image);
+        }    
+    }
+    
+    UiVar *var;
+    if(item->value) {
+        var = malloc(sizeof(UiVar));
+        var->value = item->value;
+        var->type = UI_VAR_SPECIAL;
+        var->from = NULL;
+        var->from_ctx = NULL;
+    } else {
+        var = uic_create_var(obj->ctx, item->var, UI_VAR_INTEGER);
+    }
+    
+    if(var->value) {
+        UiInteger *i = var->value;
+        i->get = ui_tool_toggle_button_get;
+        i->set = ui_tool_toggle_button_set;
+        i->obj = button;
+        
+        if(i->value != 0) {
+            gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(button), TRUE);
+        }
+    }
+    
+    // register event
+    // the event func will call the UiInteger observer callbacks
+    UiEventData *event = cxMalloc(
+            obj->ctx->allocator,
+            sizeof(UiEventData));
+    event->obj = obj;
+    event->userdata = var;
+    event->callback = NULL;
+
+    g_signal_connect(
+            button,
+            "toggled",
+            G_CALLBACK(ui_tool_button_toggled),
+            event);
+    
+    // add item to toolbar
+    gtk_toolbar_insert(tb, button, -1);
+    
+    if(item->groups) {
+        uic_add_group_widget(obj->ctx, button, (ui_enablefunc)ui_set_enabled, item->groups);
+    }
+}
+
+void ui_tool_button_toggled(GtkToggleToolButton *widget, UiEventData *event) {
+    UiEvent e;
+    e.obj = event->obj;
+    e.window = event->obj->window;
+    e.document = event->obj->ctx->document;
+    e.eventdata = NULL;
+    e.intval = gtk_toggle_tool_button_get_active(widget);
+    
+    UiVar *var = event->userdata;
+    UiInteger *i = var->value;
+    
+    ui_notify_evt(i->observers, &e);
+}
+
+int64_t ui_tool_toggle_button_get(UiInteger *integer) {
+    integer->value = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(integer->obj));
+    return integer->value;
+}
+
+void ui_tool_toggle_button_set(UiInteger *integer, int64_t value) {
+    gboolean s = value != 0 ? TRUE : FALSE;
+    gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(integer->obj), s);
+    integer->value = s;
+}
+
+void add_toolbar_combobox(GtkToolbar *tb, UiToolbarComboBox *cb, UiObject *obj) {
+    UiModel *modelinfo = ui_model(obj->ctx, UI_STRING, "", -1);
+    modelinfo->getvalue = cb->getvalue;
+    UiListModel *model = ui_list_model_new(obj, cb->var, modelinfo);
+    
+    GtkWidget *combobox = ui_create_combobox(obj, model, cb->callback, cb->userdata);
+    GtkToolItem *item = gtk_tool_item_new();
+    gtk_container_add(GTK_CONTAINER(item), combobox);
+    gtk_toolbar_insert(tb, item, -1);
+}
+
+void add_toolbar_combobox_nv(GtkToolbar *tb, UiToolbarComboBoxNV *cb, UiObject *obj) {
+    UiVar *var = uic_create_var(obj->ctx, cb->listname, UI_VAR_LIST);
+    if(var) {
+        UiModel *modelinfo = ui_model(obj->ctx, UI_STRING, "", -1);
+        modelinfo->getvalue = cb->getvalue;
+        UiListModel *model = ui_list_model_new(obj, var, modelinfo);
+        
+        GtkWidget *combobox = ui_create_combobox(obj, model, cb->callback, cb->userdata);
+        GtkToolItem *item = gtk_tool_item_new();
+        gtk_container_add(GTK_CONTAINER(item), combobox);
+        gtk_toolbar_insert(tb, item, -1);
+    }
+}
+