ui/gtk/toolbar.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2014 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 "../../ucx/mempool.h"
#include "../common/context.h"

static UcxMap *toolbar_items;
static UcxList *defaults;

void ui_toolbar_init() {
    toolbar_items = ucx_map_new(16);
}

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;
    
    ucx_map_cstr_put(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) {
        item->groups = ucx_list_append(item->groups, (void*)(intptr_t)group);
    }
    
    ucx_map_cstr_put(toolbar_items, name, item);
}

void ui_toolitem_toggle_st(char *name, char *stockid, ui_callback f, void *udata) {
    ui_toolitem_toggle_stgr(name, stockid, f, udata, -1);
}

void ui_toolitem_toggle_stgr(char *name, char *stockid, ui_callback f, void *udata, ...) {
    UiStToolItem *item = malloc(sizeof(UiStToolItem));
    item->item.add_to = (ui_toolbar_add_f)add_toolitem_toggle_st_widget;
    item->stockid = stockid;
    item->callback = f;
    item->userdata = udata;
    item->groups = NULL;
    item->isimportant = 0;
    
    // add groups
    va_list ap;
    va_start(ap, udata);
    int group;
    while((group = va_arg(ap, int)) != -1) {
        item->groups = ucx_list_append(item->groups, (void*)(intptr_t)group);
    }
    va_end(ap);
    
    ucx_map_cstr_put(toolbar_items, name, item);
}

void ui_toolitem_toggle_imggr(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_toggle_widget;
    item->label = label;
    item->image = img;
    item->callback = f;
    item->userdata = udata;
    item->groups = NULL;
    item->isimportant = 0;
    
    // add groups
    va_list ap;
    va_start(ap, udata);
    int group;
    while((group = va_arg(ap, int)) != -1) {
        item->groups = ucx_list_append(item->groups, (void*)(intptr_t)group);
    }
    va_end(ap);
    
    ucx_map_cstr_put(toolbar_items, name, item);
}


void ui_toolbar_combobox(
        char *name,
        UiList *list,
        ui_model_getvalue_f getvalue,
        ui_callback f,
        void *udata)
{
    UiToolbarComboBox *cb = malloc(sizeof(UiToolbarComboBox));
    cb->item.add_to = (ui_toolbar_add_f)add_toolbar_combobox;  
    cb->list = list;
    cb->getvalue = getvalue;
    cb->callback = f;
    cb->userdata = udata;
    
    ucx_map_cstr_put(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_model_getvalue_f getvalue,
        ui_callback f,
        void *udata)
{
    UiToolbarComboBoxNV *cb = malloc(sizeof(UiToolbarComboBoxNV));
    cb->item.add_to = (ui_toolbar_add_f)add_toolbar_combobox;  
    cb->listname = listname;
    cb->getvalue = getvalue;
    cb->callback = f;
    cb->userdata = udata;
    
    ucx_map_cstr_put(toolbar_items, name, cb);
}


void ui_toolbar_add_default(char *name) {
    char *s = strdup(name);
    defaults = ucx_list_append(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);
    UCX_FOREACH(elm, defaults) {
        UiToolItemI *item = ucx_map_cstr_get(toolbar_items, elm->data);
        if(item) {
            item->add_to(tb, item, obj);
        } else if(!strcmp(elm->data, "@separator")) {
            gtk_toolbar_insert(tb, gtk_separator_tool_item_new(), -1);
        } else {
            fprintf(stderr, "UI Error: Unknown toolbar item: %s\n", elm->data);
        }
    }
    
    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);
    }
    
    if(item->callback) {
        UiEventData *event = ucx_mempool_malloc(
                obj->ctx->mempool,
                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, 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 = ucx_mempool_malloc(
                obj->ctx->mempool,
                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, item->groups);
    }
}

void add_toolitem_toggle_widget(GtkToolbar *tb, UiToolItem *item, UiObject *obj) {
    GtkToolItem *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);
    }    
    
    if(item->callback) {
        UiEventData *event = ucx_mempool_malloc(
                obj->ctx->mempool,
                sizeof(UiEventData));
        event->obj = obj;
        event->userdata = item->userdata;
        event->callback = item->callback;
        
        g_signal_connect(
                button,
                "toggled",
                G_CALLBACK(ui_button_toggled),
                event);
    }
    
    gtk_toolbar_insert(tb, button, -1);
    
    if(item->groups) {
        uic_add_group_widget(obj->ctx, button, item->groups);
    }
}

void add_toolitem_toggle_st_widget(GtkToolbar *tb, UiStToolItem *item, UiObject *obj) {
    GtkToolItem *button = gtk_toggle_tool_button_new_from_stock(item->stockid);
    gtk_tool_item_set_homogeneous(button, FALSE);
    
    if(item->callback) {
        UiEventData *event = ucx_mempool_malloc(
                obj->ctx->mempool,
                sizeof(UiEventData));
        event->obj = obj;
        event->userdata = item->userdata;
        event->callback = item->callback;
        
        g_signal_connect(
                button,
                "toggled",
                G_CALLBACK(ui_button_toggled),
                event);
    }
    
    gtk_toolbar_insert(tb, button, -1);
    
    if(item->groups) {
        uic_add_group_widget(obj->ctx, button, item->groups);
    }
}

void add_toolbar_combobox(GtkToolbar *tb, UiToolbarComboBox *cb, UiObject *obj) {
    UiModelInfo *modelinfo = ui_model_info(obj->ctx, UI_STRING, "", -1);
    modelinfo->getvalue = cb->getvalue;
    UiListPtr *listptr = ucx_mempool_malloc(obj->ctx->mempool, sizeof(UiListPtr));
    listptr->list = cb->list;
    UiListModel *model = ui_list_model_new(listptr, modelinfo);
    
    GtkWidget *combobox = gtk_combo_box_new_with_model(GTK_TREE_MODEL(model));
    cb->list->observers = ui_add_observer(
            cb->list->observers,
            (ui_callback)ui_listview_update,
            combobox);
    
    GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
    gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox), renderer, TRUE);
    gtk_cell_layout_set_attributes(
            GTK_CELL_LAYOUT(combobox),
            renderer,
            "text",
            0,
            NULL);
    gtk_combo_box_set_active(GTK_COMBO_BOX(combobox), 0);
    
    // add callback
    if(cb->callback) {
        UiEventData *event = ui_malloc(obj->ctx, sizeof(UiEventData));
        event->obj = obj;
        event->userdata = cb->userdata;
        event->callback = cb->callback;
        event->value = 0;

        g_signal_connect(
                combobox,
                "changed",
                G_CALLBACK(ui_combobox_change_event),
                event);
    }
    
    GtkToolItem *item = gtk_tool_item_new();
    gtk_container_add(GTK_CONTAINER(item), combobox);
    gtk_toolbar_insert(tb, item, -1);
}

void add_toolbara_combobox_nv(GtkToolbar *tb, UiToolbarComboBoxNV *cb, UiObject *obj) {
    
}

void ui_combobox_change_event(GtkComboBox *widget, UiEventData *e) {
    UiEvent event;
    event.obj = e->obj;
    event.window = event.obj->window;
    event.document = event.obj->ctx->document;
    event.eventdata = NULL;
    event.intval = gtk_combo_box_get_active(widget);
    e->callback(&event, e->userdata);
}

void ui_combobox_update(UiEvent *event, void *combobox) {
    printf("ui_combobox_update\n");
    printf("TODO: implement\n");
}