Makefile- button.c
- button.h
- container.c
- container.h
- display.c
- display.h
- dnd.c
- dnd.h
- draw_cairo.c
- draw_cairo.h
- draw_gdk.c
- draw_gdk.h
- entry.c
- entry.h
- graphics.c
- graphics.h
- image.c
- image.h
- menu.c
- menu.h
- model.c
- model.h
- objs.mk
- range.c
- range.h
- text.c
- text.h
- toolbar.c
- toolbar.h
- toolkit.c
- toolkit.h
- tree.c
- tree.h
- window.c
/*
* 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 <inttypes.h>
#include <stdarg.h>
#include "menu.h"
#include "toolkit.h"
#include "../common/context.h"
#include "../ui/properties.h"
#include "../ui/window.h"
#include "container.h"
static UcxList *menus;
static UcxList *current;
void ui_menu(char *label) {
// free current menu hierarchy
ucx_list_free(current);
// create menu
UiMenu *menu = malloc(sizeof(UiMenu));
menu->item.add_to = (ui_menu_add_f)add_menu_widget;
menu->label = label;
menu->items = NULL;
menu->parent = NULL;
current = ucx_list_prepend(NULL, menu);
menus = ucx_list_append(menus, menu);
}
void ui_submenu(char *label) {
UiMenu *menu = malloc(sizeof(UiMenu));
menu->item.add_to = (ui_menu_add_f)add_menu_widget;
menu->label = label;
menu->items = NULL;
menu->parent = NULL;
// add submenu to current menu
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, menu);
// set the submenu to current menu
current = ucx_list_prepend(current, menu);
}
void ui_submenu_end() {
if(ucx_list_size(current) < 2) {
return;
}
current = ucx_list_remove(current, current);
//UcxList *c = current;
}
void ui_menuitem(char *label, ui_callback f, void *userdata) {
ui_menuitem_gr(label, f, userdata, -1);
}
void ui_menuitem_st(char *stockid, ui_callback f, void *userdata) {
ui_menuitem_stgr(stockid, f, userdata, -1);
}
void ui_menuitem_gr(char *label, ui_callback f, void *userdata, ...) {
if(!current) {
return;
}
UiMenuItem *item = malloc(sizeof(UiMenuItem));
item->item.add_to = (ui_menu_add_f)add_menuitem_widget;
item->label = label;
item->userdata = userdata;
item->callback = f;
item->groups = NULL;
// add groups
va_list ap;
va_start(ap, userdata);
int group;
while((group = va_arg(ap, int)) != -1) {
item->groups = ucx_list_append(item->groups, (void*)(intptr_t)group);
}
va_end(ap);
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
void ui_menuitem_stgr(char *stockid, ui_callback f, void *userdata, ...) {
if(!current) {
return;
}
UiStMenuItem *item = malloc(sizeof(UiStMenuItem));
item->item.add_to = (ui_menu_add_f)add_menuitem_st_widget;
item->stockid = stockid;
item->userdata = userdata;
item->callback = f;
item->groups = NULL;
// add groups
va_list ap;
va_start(ap, userdata);
int group;
while((group = va_arg(ap, int)) != -1) {
item->groups = ucx_list_append(item->groups, (void*)(intptr_t)group);
}
va_end(ap);
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
void ui_menuseparator() {
if(!current) {
return;
}
UiMenuItemI *item = malloc(sizeof(UiMenuItemI));
item->add_to = (ui_menu_add_f)add_menuseparator_widget;
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
void ui_checkitem(char *label, ui_callback f, void *userdata) {
if(!current) {
return;
}
UiCheckItem *item = malloc(sizeof(UiCheckItem));
item->item.add_to = (ui_menu_add_f)add_checkitem_widget;
item->label = label;
item->callback = f;
item->userdata = userdata;
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
void ui_checkitem_nv(char *label, char *vname) {
if(!current) {
return;
}
UiCheckItemNV *item = malloc(sizeof(UiCheckItemNV));
item->item.add_to = (ui_menu_add_f)add_checkitemnv_widget;
item->varname = vname;
item->label = label;
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
void ui_menuitem_list(UiList *items, ui_callback f, void *userdata) {
if(!current) {
return;
}
UiMenuItemList *item = malloc(sizeof(UiMenuItemList));
item->item.add_to = (ui_menu_add_f)add_menuitem_list_widget;
item->callback = f;
item->userdata = userdata;
item->list = items;
UiMenu *cm = current->data;
cm->items = ucx_list_append(cm->items, item);
}
// private menu functions
GtkWidget *ui_create_menubar(UiObject *obj) {
if(menus == NULL) {
return NULL;
}
GtkWidget *mb = gtk_menu_bar_new();
UcxList *ls = menus;
while(ls) {
UiMenu *menu = ls->data;
menu->item.add_to(mb, 0, &menu->item, obj);
ls = ls->next;
}
return mb;
}
void add_menu_widget(GtkWidget *parent, int i, UiMenuItemI *item, UiObject *obj) {
UiMenu *menu = (UiMenu*)item;
GtkWidget *menu_widget = gtk_menu_new();
GtkWidget *menu_item = gtk_menu_item_new_with_mnemonic(menu->label);
gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), menu_widget);
UcxList *ls = menu->items;
int index = 0;
while(ls) {
UiMenuItemI *i = ls->data;
i->add_to(menu_widget, index, i, obj);
ls = ls->next;
index++;
}
gtk_menu_shell_append(GTK_MENU_SHELL(parent), menu_item);
}
void add_menuitem_widget(GtkWidget *parent, int index, UiMenuItemI *item, UiObject *obj) {
UiMenuItem *i = (UiMenuItem*)item;
//GtkWidget *widget = gtk_menu_item_new_with_label(i->title);
GtkWidget *widget = gtk_menu_item_new_with_mnemonic(i->label);
if(i->callback != NULL) {
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = obj;
event->userdata = i->userdata;
event->callback = i->callback;
event->value = 0;
g_signal_connect(
widget,
"activate",
G_CALLBACK(ui_menu_event_wrapper),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
if(i->groups) {
uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, i->groups);
}
}
void add_menuitem_st_widget(
GtkWidget *parent,
int index,
UiMenuItemI *item,
UiObject *obj)
{
UiStMenuItem *i = (UiStMenuItem*)item;
GtkWidget *widget = gtk_image_menu_item_new_from_stock(i->stockid, obj->ctx->accel_group);
if(i->callback != NULL) {
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = obj;
event->userdata = i->userdata;
event->callback = i->callback;
event->value = 0;
g_signal_connect(
widget,
"activate",
G_CALLBACK(ui_menu_event_wrapper),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
if(i->groups) {
uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, i->groups);
}
}
void add_menuseparator_widget(
GtkWidget *parent,
int index,
UiMenuItemI *item,
UiObject *obj)
{
gtk_menu_shell_append(
GTK_MENU_SHELL(parent),
gtk_separator_menu_item_new());
}
void add_checkitem_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
UiCheckItem *ci = (UiCheckItem*)item;
GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
if(ci->callback) {
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = obj;
event->userdata = ci->userdata;
event->callback = ci->callback;
event->value = 0;
g_signal_connect(
widget,
"toggled",
G_CALLBACK(ui_menu_event_toggled),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
}
void add_checkitemnv_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
UiCheckItemNV *ci = (UiCheckItemNV*)item;
GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
UiVar *var = uic_create_var(obj->ctx, ci->varname, UI_VAR_INTEGER);
if(var) {
UiInteger *value = var->value;
value->obj = widget;
value->get = ui_checkitem_get;
value->set = ui_checkitem_set;
value = 0;
} else {
// TODO: error
}
}
void add_menuitem_list_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
UiMenuItemList *il = (UiMenuItemList*)item;
UcxMempool *mp = obj->ctx->mempool;
UiActiveMenuItemList *ls = ucx_mempool_malloc(
mp,
sizeof(UiActiveMenuItemList));
ls->object = obj;
ls->menu = GTK_MENU_SHELL(p);
ls->index = index;
ls->oldcount = 0;
ls->list = il->list;
ls->callback = il->callback;
ls->userdata = il->userdata;
ls->list->observers = ui_add_observer(
ls->list->observers,
(ui_callback)ui_update_menuitem_list,
ls);
ui_update_menuitem_list(NULL, ls);
}
void ui_update_menuitem_list(UiEvent *event, UiActiveMenuItemList *list) {
// remove old items
if(list->oldcount > 0) {
int i = 0;
GList *mi = gtk_container_get_children(GTK_CONTAINER(list->menu));
while(mi) {
if(i >= list->index && i < list->index + list->oldcount) {
//gtk_container_remove(GTK_CONTAINER(list->menu), mi->data);
gtk_widget_destroy(mi->data);
}
mi = mi->next;
i++;
}
}
char *str = ui_list_first(list->list);
if(str) {
GtkWidget *widget = gtk_separator_menu_item_new();
gtk_menu_shell_insert(list->menu, widget, list->index);
gtk_widget_show(widget);
}
int i = 1;
while(str) {
GtkWidget *widget = gtk_menu_item_new_with_label(str);
gtk_menu_shell_insert(list->menu, widget, list->index + i);
gtk_widget_show(widget);
if(list->callback) {
// TODO: use mempool
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = list->object;
event->userdata = list->userdata;
event->callback = list->callback;
event->value = i - 1;
g_signal_connect(
widget,
"activate",
G_CALLBACK(ui_menu_event_wrapper),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
str = ui_list_next(list->list);
i++;
}
list->oldcount = i;
}
void ui_menu_event_wrapper(GtkMenuItem *item, UiEventData *event) {
UiEvent evt;
evt.obj = event->obj;
evt.window = event->obj->window;
evt.document = event->obj->ctx->document;
evt.eventdata = NULL;
evt.intval = event->value;
event->callback(&evt, event->userdata);
}
void ui_menu_event_toggled(GtkCheckMenuItem *ci, UiEventData *event) {
UiEvent evt;
evt.obj = event->obj;
evt.window = event->obj->window;
evt.document = event->obj->ctx->document;
evt.eventdata = NULL;
evt.intval = gtk_check_menu_item_get_active(ci);
event->callback(&evt, event->userdata);
}
int64_t ui_checkitem_get(UiInteger *i) {
int state = gtk_check_menu_item_get_active(i->obj);
i->value = state;
return state;
}
void ui_checkitem_set(UiInteger *i, int64_t value) {
i->value = value;
gtk_check_menu_item_set_active(i->obj, value);
}
/*
* widget menu functions
*/
static gboolean ui_button_press_event(GtkWidget *widget, GdkEvent *event, GtkMenu *menu) {
if(event->type == GDK_BUTTON_PRESS) {
GdkEventButton *e = (GdkEventButton*)event;
if(e->button == 3) {
gtk_widget_show_all(GTK_WIDGET(menu));
ui_contextmenu_popup(menu);
return TRUE;
}
}
return FALSE;
}
UIMENU ui_contextmenu(UiObject *obj) {
UiContainer *ct = uic_get_current_container(obj);
return ui_contextmenu_w(obj, ct->current);
}
UIMENU ui_contextmenu_w(UiObject *obj, UIWIDGET widget) {
UiContainer *ct = uic_get_current_container(obj);
GtkMenu *menu = GTK_MENU(gtk_menu_new());
g_signal_connect(widget, "button-press-event", (GCallback) ui_button_press_event, menu);
ct->menu = menu;
return menu;
}
void ui_contextmenu_popup(UIMENU menu) {
#if GTK_MAJOR_VERSION >= 3 && GTK_MINOR_VERSION >= 16
gtk_menu_popup_at_pointer(menu, NULL);
#else
gtk_menu_popup(menu, NULL, NULL, 0, 0, 0, gtk_get_current_event_time());
#endif
}
void ui_widget_menuitem(UiObject *obj, char *label, ui_callback f, void *userdata) {
ui_widget_menuitem_gr(obj, label, f, userdata, -1);
}
void ui_widget_menuitem_gr(UiObject *obj, char *label, ui_callback f, void *userdata, ...) {
UiContainer *ct = uic_get_current_container(obj);
if(!ct->menu) {
return;
}
// add groups
UcxList *groups = NULL;
va_list ap;
va_start(ap, userdata);
int group;
while((group = va_arg(ap, int)) != -1) {
ucx_list_append(groups, (void*)(intptr_t)group);
}
va_end(ap);
// create menuitem
GtkWidget *widget = gtk_menu_item_new_with_mnemonic(label);
gtk_widget_show(widget);
if(f) {
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = obj;
event->userdata = userdata;
event->callback = f;
event->value = 0;
g_signal_connect(
widget,
"activate",
G_CALLBACK(ui_menu_event_wrapper),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
gtk_menu_shell_append(GTK_MENU_SHELL(ct->menu), widget);
if(groups) {
uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, groups);
}
}
void ui_widget_menuitem_st(UiObject *obj, char *stockid, ui_callback f, void *userdata) {
ui_widget_menuitem_stgr(obj, stockid, f, userdata, -1);
}
void ui_widget_menuitem_stgr(UiObject *obj, char *stockid, ui_callback f, void *userdata, ...) {
UiContainer *ct = uic_get_current_container(obj);
if(!ct->menu) {
return;
}
// add groups
UcxList *groups = NULL;
va_list ap;
va_start(ap, userdata);
int group;
while((group = va_arg(ap, int)) != -1) {
ucx_list_append(groups, (void*)(intptr_t)group);
}
va_end(ap);
// create menuitem
GtkWidget *widget = gtk_image_menu_item_new_from_stock(stockid, obj->ctx->accel_group);
gtk_widget_show(widget);
if(f) {
UiEventData *event = malloc(sizeof(UiEventData));
event->obj = obj;
event->userdata = userdata;
event->callback = f;
event->value = 0;
g_signal_connect(
widget,
"activate",
G_CALLBACK(ui_menu_event_wrapper),
event);
g_signal_connect(
widget,
"destroy",
G_CALLBACK(ui_destroy_userdata),
event);
}
gtk_menu_shell_append(GTK_MENU_SHELL(ct->menu), widget);
if(groups) {
uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, groups);
}
}