372 lines
9.7 KiB
C
372 lines
9.7 KiB
C
#include <rtgui/dc.h>
|
|
#include <rtgui/rtgui.h>
|
|
#include <rtgui/rtgui_system.h>
|
|
#include <rtgui/widgets/notebook.h>
|
|
|
|
#define RTGUI_NOTEBOOK_TAB_WIDTH 80
|
|
|
|
struct rtgui_notebook_tab
|
|
{
|
|
struct rtgui_widget *widget;
|
|
char *title;
|
|
};
|
|
|
|
static void _rtgui_notebook_get_bar_rect(struct rtgui_notebook *notebook, struct rtgui_rect* rect);
|
|
static void _rtgui_notebook_get_page_rect(struct rtgui_notebook *notebook, struct rtgui_rect* rect);
|
|
|
|
static void _rtgui_notebook_constructor(struct rtgui_notebook *notebook)
|
|
{
|
|
notebook->flag = 0;
|
|
notebook->childs = RT_NULL;
|
|
notebook->count = 0;
|
|
notebook->current = 0;
|
|
|
|
RTGUI_WIDGET(notebook)->gc.textalign = RTGUI_ALIGN_CENTER_HORIZONTAL | RTGUI_ALIGN_CENTER_VERTICAL;
|
|
rtgui_object_set_event_handler(RTGUI_OBJECT(notebook), rtgui_notebook_event_handler);
|
|
}
|
|
|
|
static void _rtgui_notebook_destructor(struct rtgui_notebook *notebook)
|
|
{
|
|
int index;
|
|
|
|
if (notebook->childs != RT_NULL)
|
|
{
|
|
for (index = 0; index < notebook->count; index ++)
|
|
{
|
|
rtgui_widget_destroy(notebook->childs[index].widget);
|
|
rt_free(notebook->childs[index].title);
|
|
}
|
|
|
|
rtgui_free(notebook->childs);
|
|
}
|
|
}
|
|
|
|
DEFINE_CLASS_TYPE(notebook, "notebook",
|
|
RTGUI_WIDGET_TYPE,
|
|
_rtgui_notebook_constructor,
|
|
_rtgui_notebook_destructor,
|
|
sizeof(struct rtgui_notebook));
|
|
|
|
/* Draw tab bars of @param notebook. @param dc should be initialized and
|
|
* finished outside this function. Don't pass @param notebook or @param dc as
|
|
* RT_NULL, it should be checked outside.
|
|
*/
|
|
static void _rtgui_notebook_draw_bar(struct rtgui_notebook *notebook,
|
|
struct rtgui_dc *dc)
|
|
{
|
|
struct rtgui_rect rect;
|
|
int index;
|
|
|
|
RT_ASSERT((notebook != RT_NULL) && (dc != RT_NULL));
|
|
|
|
if (notebook->flag & RTGUI_NOTEBOOK_NOTAB)
|
|
return;
|
|
|
|
_rtgui_notebook_get_bar_rect(notebook, &rect);
|
|
rtgui_dc_fill_rect(dc, &rect);
|
|
|
|
rect.x2 = rect.x1 + RTGUI_NOTEBOOK_TAB_WIDTH;
|
|
/* draw tab bar */
|
|
for (index = 0; index < notebook->count; index++)
|
|
{
|
|
if (notebook->current == index)
|
|
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_SUNKEN);
|
|
else
|
|
rtgui_dc_draw_border(dc, &rect, RTGUI_BORDER_BOX);
|
|
|
|
rtgui_dc_draw_text(dc, notebook->childs[index].title, &rect);
|
|
rect.x1 += RTGUI_NOTEBOOK_TAB_WIDTH;
|
|
rect.x2 += RTGUI_NOTEBOOK_TAB_WIDTH;
|
|
}
|
|
|
|
}
|
|
|
|
static void _rtgui_notebook_ondraw(struct rtgui_notebook *notebook)
|
|
{
|
|
struct rtgui_dc* dc;
|
|
|
|
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(notebook));
|
|
if (dc == RT_NULL) return;
|
|
|
|
if (notebook->count == 0)
|
|
{
|
|
rtgui_rect_t rect;
|
|
rtgui_widget_get_rect(RTGUI_WIDGET(notebook), &rect);
|
|
rtgui_dc_fill_rect(dc, &rect);
|
|
}
|
|
else
|
|
{
|
|
if (notebook->current == RTGUI_NOT_FOUND)
|
|
notebook->current = 0;
|
|
|
|
_rtgui_notebook_draw_bar(notebook, dc);
|
|
|
|
/* draw current tab */
|
|
rtgui_widget_update(notebook->childs[notebook->current].widget);
|
|
}
|
|
rtgui_dc_end_drawing(dc);
|
|
}
|
|
|
|
static void _rtgui_notebook_onmouse(struct rtgui_notebook *notebook, struct rtgui_event_mouse* emouse)
|
|
{
|
|
rtgui_rect_t rect;
|
|
|
|
/* handle notebook bar */
|
|
_rtgui_notebook_get_bar_rect(notebook, &rect);
|
|
rtgui_widget_rect_to_device(RTGUI_WIDGET(notebook), &rect);
|
|
if (rtgui_rect_contains_point(&rect, emouse->x, emouse->y) == RT_EOK)
|
|
{
|
|
int index;
|
|
struct rtgui_dc* dc;
|
|
|
|
index = (emouse->x - rect.x1) / RTGUI_NOTEBOOK_TAB_WIDTH;
|
|
if (index < notebook->count && index != notebook->current)
|
|
{
|
|
/* update tab bar */
|
|
dc = rtgui_dc_begin_drawing(RTGUI_WIDGET(notebook));
|
|
if (dc == RT_NULL) return;
|
|
|
|
rtgui_notebook_set_current_by_index(notebook, index);
|
|
|
|
_rtgui_notebook_draw_bar(notebook, dc);
|
|
|
|
rtgui_dc_end_drawing(dc);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* handle on page */
|
|
if (RTGUI_OBJECT(notebook->childs[notebook->current].widget)->event_handler != RT_NULL)
|
|
RTGUI_OBJECT(notebook->childs[notebook->current].widget)->event_handler(
|
|
RTGUI_OBJECT(notebook->childs[notebook->current].widget),
|
|
&(emouse->parent));
|
|
}
|
|
}
|
|
|
|
static void _rtgui_notebook_get_page_rect(struct rtgui_notebook *notebook, struct rtgui_rect* rect)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
RT_ASSERT(rect != RT_NULL);
|
|
|
|
rtgui_widget_get_rect(RTGUI_WIDGET(notebook), rect);
|
|
|
|
if (notebook->flag == RTGUI_NOTEBOOK_NOTAB)
|
|
return;
|
|
else if (notebook->flag == RTGUI_NOTEBOOK_TOP)
|
|
rect->y1 = rect->y1 + 25;
|
|
else if (notebook->flag == RTGUI_NOTEBOOK_BOTTOM)
|
|
rect->y2 = rect->y2 - 25;
|
|
}
|
|
|
|
static void _rtgui_notebook_get_bar_rect(struct rtgui_notebook *notebook, struct rtgui_rect* rect)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
RT_ASSERT(rect != RT_NULL);
|
|
|
|
rtgui_widget_get_rect(RTGUI_WIDGET(notebook), rect);
|
|
if (notebook->flag == RTGUI_NOTEBOOK_NOTAB)
|
|
{
|
|
rect->x1 = rect->y1 = rect->x2 = rect->y2 = 0;
|
|
}
|
|
else if (notebook->flag == RTGUI_NOTEBOOK_TOP)
|
|
rect->y2 = rect->y1 + 25;
|
|
else if (notebook->flag == RTGUI_NOTEBOOK_BOTTOM)
|
|
rect->y1 = rect->y2 - 25;
|
|
}
|
|
|
|
struct rtgui_notebook* rtgui_notebook_create(const rtgui_rect_t* rect, rt_uint8_t style)
|
|
{
|
|
struct rtgui_notebook* notebook;
|
|
|
|
notebook = (struct rtgui_notebook*) rtgui_widget_create(RTGUI_NOTEBOOK_TYPE);
|
|
if (notebook != RT_NULL)
|
|
{
|
|
notebook->flag = style;
|
|
rtgui_widget_set_rect(RTGUI_WIDGET(notebook), rect);
|
|
}
|
|
|
|
return notebook;
|
|
}
|
|
|
|
void rtgui_notebook_destroy(struct rtgui_notebook* notebook)
|
|
{
|
|
rtgui_widget_destroy(RTGUI_WIDGET(notebook));
|
|
}
|
|
|
|
void rtgui_notebook_add(struct rtgui_notebook* notebook, const char* label, struct rtgui_widget* child)
|
|
{
|
|
rtgui_rect_t rect;
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
|
|
notebook->count += 1;
|
|
notebook->childs = (struct rtgui_notebook_tab*)
|
|
rtgui_realloc(notebook->childs,
|
|
sizeof(struct rtgui_notebook_tab) * notebook->count);
|
|
|
|
notebook->childs[notebook->count - 1].title = rt_strdup(label);
|
|
notebook->childs[notebook->count - 1].widget = child;
|
|
|
|
/* set parent */
|
|
rtgui_widget_set_parent(child, RTGUI_WIDGET(notebook));
|
|
|
|
_rtgui_notebook_get_page_rect(notebook, &rect);
|
|
rtgui_widget_rect_to_device(RTGUI_WIDGET(notebook), &rect);
|
|
rtgui_widget_set_rect(child, &rect);
|
|
|
|
if (notebook->count - 1 != notebook->current)
|
|
rtgui_widget_hide(child);
|
|
}
|
|
|
|
void rtgui_notebook_remove(struct rtgui_notebook* notebook, rt_uint16_t index)
|
|
{
|
|
struct rtgui_notebook_tab tab;
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
|
|
if (index < notebook->count)
|
|
{
|
|
if (notebook->count == 1)
|
|
{
|
|
tab = notebook->childs[0];
|
|
rtgui_free(notebook->childs);
|
|
notebook->childs = RT_NULL;
|
|
notebook->count = 0;
|
|
}
|
|
else
|
|
{
|
|
tab = notebook->childs[index];
|
|
for (;index < notebook->count - 1; index ++)
|
|
{
|
|
notebook->childs[index] = notebook->childs[index + 1];
|
|
}
|
|
|
|
notebook->count -= 1;
|
|
notebook->childs = (struct rtgui_notebook_tab*) rtgui_realloc(notebook->childs,
|
|
sizeof(struct rtgui_notebook_tab) * notebook->count);
|
|
}
|
|
|
|
// FIXME: do we really want to destroy it?
|
|
rtgui_widget_destroy(tab.widget);
|
|
rtgui_free(tab.title);
|
|
|
|
if (notebook->current == index)
|
|
{
|
|
/* update tab */
|
|
if (notebook->current > notebook->count - 1)
|
|
notebook->current = notebook->count - 1;
|
|
rtgui_widget_update(RTGUI_WIDGET(notebook));
|
|
}
|
|
}
|
|
}
|
|
|
|
int rtgui_notebook_get_count(struct rtgui_notebook* notebook)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
return notebook->count;
|
|
}
|
|
|
|
struct rtgui_widget* rtgui_notebook_get_current(struct rtgui_notebook* notebook)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
if (notebook->current != RTGUI_NOT_FOUND)
|
|
return notebook->childs[notebook->current].widget;
|
|
|
|
return RT_NULL;
|
|
}
|
|
|
|
rt_int16_t rtgui_notebook_get_current_index(struct rtgui_notebook* notebook)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
return notebook->current;
|
|
}
|
|
|
|
void rtgui_notebook_set_current(struct rtgui_notebook* notebook, struct rtgui_widget* widget)
|
|
{
|
|
rt_int16_t index;
|
|
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
|
|
for (index = 0; index < notebook->count; index ++)
|
|
{
|
|
if (widget == notebook->childs[index].widget)
|
|
{
|
|
rtgui_notebook_set_current_by_index(notebook, index);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void rtgui_notebook_set_current_by_index(struct rtgui_notebook* notebook, rt_uint16_t index)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
|
|
if ((index < notebook->count) && (notebook->current != index))
|
|
{
|
|
struct rtgui_widget *widget;
|
|
|
|
if (notebook->current != RTGUI_NOT_FOUND)
|
|
rtgui_widget_hide(notebook->childs[notebook->current].widget);
|
|
|
|
notebook->current = index;
|
|
widget = notebook->childs[notebook->current].widget;
|
|
rtgui_widget_show(widget);
|
|
rtgui_widget_update(widget);
|
|
rtgui_widget_focus(widget);
|
|
}
|
|
}
|
|
|
|
struct rtgui_widget* rtgui_notebook_get_widget_at(struct rtgui_notebook* notebook, rt_uint16_t index)
|
|
{
|
|
RT_ASSERT(notebook != RT_NULL);
|
|
if (index < notebook->count)
|
|
return notebook->childs[index].widget;
|
|
|
|
return RT_NULL;
|
|
}
|
|
|
|
static rt_bool_t _rtgui_notebook_current_widget_handle(struct rtgui_notebook *notebook,
|
|
struct rtgui_event *event)
|
|
{
|
|
struct rtgui_widget *widget = rtgui_notebook_get_current(notebook);
|
|
if (widget && widget != RTGUI_WIDGET(notebook))
|
|
return RTGUI_OBJECT(widget)->event_handler(RTGUI_OBJECT(widget), event);
|
|
else
|
|
return RT_FALSE;
|
|
}
|
|
|
|
rt_bool_t rtgui_notebook_event_handler(struct rtgui_object* object, struct rtgui_event* event)
|
|
{
|
|
struct rtgui_notebook* notebook;
|
|
|
|
RT_ASSERT(object != RT_NULL);
|
|
RT_ASSERT(event != RT_NULL);
|
|
|
|
notebook = RTGUI_NOTEBOOK(object);
|
|
|
|
switch (event->type)
|
|
{
|
|
case RTGUI_EVENT_PAINT:
|
|
_rtgui_notebook_ondraw(notebook);
|
|
break;
|
|
case RTGUI_EVENT_MOUSE_BUTTON:
|
|
_rtgui_notebook_onmouse(notebook, (struct rtgui_event_mouse*)event);
|
|
break;
|
|
case RTGUI_EVENT_SHOW:
|
|
/* show myself */
|
|
rtgui_widget_onshow(object, event);
|
|
/* show the tab widget */
|
|
return _rtgui_notebook_current_widget_handle(notebook, event);
|
|
case RTGUI_EVENT_HIDE:
|
|
/* hide myself */
|
|
rtgui_widget_onhide(object, event);
|
|
/* hide the tab widget */
|
|
return _rtgui_notebook_current_widget_handle(notebook, event);
|
|
case RTGUI_EVENT_KBD:
|
|
return _rtgui_notebook_current_widget_handle(notebook, event);
|
|
default:
|
|
/* use parent event handler */
|
|
return rtgui_widget_event_handler(object, event);
|
|
}
|
|
|
|
return RT_FALSE;
|
|
}
|