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/*
* This file is subject to the terms of the GFX License. If a copy of
* the license was not distributed with this file, you can obtain one at:
*
* http://ugfx.org/license.html
*/
/**
* @file src/gwin/gcontainer.c
* @brief GWIN sub-system container code
*/
#include "gfx.h"
#if GFX_USE_GWIN && GWIN_NEED_CONTAINERS
#include "src/gwin/class_gwin.h"
void _gcontainerInit(void)
{
}
void _gcontainerDeinit(void)
{
}
GHandle _gcontainerCreate(GDisplay *g, GContainerObject *pgc, const GWidgetInit *pInit, const gcontainerVMT *vmt) {
if (!(pgc = (GContainerObject *)_gwidgetCreate(g, (GWidgetObject *)pgc, pInit, &vmt->gw)))
return 0;
pgc->g.flags |= GWIN_FLG_CONTAINER;
return &pgc->g;
}
void _gcontainerDestroy(GHandle gh) {
GHandle child;
while((child = gwinGetFirstChild(gh)))
gwinDestroy(child);
_gwidgetDestroy(gh);
}
void _gcontainerRedraw(GHandle gh) {
GHandle child;
if (!(gh->flags & GWIN_FLG_SYSVISIBLE))
return;
((GWidgetObject *)gh)->fnDraw((GWidgetObject *)gh, ((GWidgetObject *)gh)->fnParam);
for(child = gwinGetFirstChild(gh); child; child = gwinGetSibling(child))
gwinRedraw(child);
}
void _gcontainerUpdate(GHandle gh) {
GHandle child;
if (!(gh->flags & GWIN_FLG_SYSVISIBLE))
return;
#if GDISP_NEED_CLIP
gdispGSetClip(gh->display, gh->x, gh->y, gh->width, gh->height);
#endif
((GWidgetObject *)gh)->fnDraw((GWidgetObject *)gh, ((GWidgetObject *)gh)->fnParam);
for(child = gwinGetFirstChild(gh); child; child = gwinGetSibling(child))
gwinRedraw(child);
}
void _gwinRecurse(GHandle gh, bool_t (*fn)(GHandle gh)) {
if (fn(gh) && (gh->flags & GWIN_FLG_CONTAINER)) {
// Apply to this windows children
for(gh = gwinGetFirstChild(gh); gh; gh = gwinGetSibling(gh)) {
// Only recurse when we have to. Otherwise apply it directly
if ((gh->flags & GWIN_FLG_CONTAINER))
_gwinRecurse(gh, fn);
else
fn(gh);
}
}
}
GHandle gwinGetFirstChild(GHandle gh) {
GHandle child;
for(child = gwinGetNextWindow(0); child; child = gwinGetNextWindow(child))
if (child->parent == gh)
return child;
return 0;
}
GHandle gwinGetSibling(GHandle gh) {
GHandle child;
for(child = gwinGetNextWindow(gh), gh = gh->parent; child; child = gwinGetNextWindow(child))
if (child->parent == gh)
return child;
return 0;
}
coord_t gwinGetInnerWidth(GHandle gh) {
if (!(gh->flags & GWIN_FLG_CONTAINER))
return 0;
return gh->width - ((const gcontainerVMT *)gh->vmt)->LeftBorder(gh) - ((const gcontainerVMT *)gh->vmt)->RightBorder(gh);
}
coord_t gwinGetInnerHeight(GHandle gh) {
if (!(gh->flags & GWIN_FLG_CONTAINER))
return 0;
return gh->height - ((const gcontainerVMT *)gh->vmt)->TopBorder(gh) - ((const gcontainerVMT *)gh->vmt)->BottomBorder(gh);
}
#endif /* GFX_USE_GWIN && GWIN_NEED_CONTAINERS */
/** @} */
/*-----------------------------------------------
* The simplest container type - a container
*-----------------------------------------------
*
* @defgroup Containers Containers
* @ingroup GWIN
*
* @{
*/
#if GFX_USE_GWIN && GWIN_NEED_CONTAINER
#if GWIN_CONTAINER_BORDER != GWIN_FIRST_CONTROL_FLAG
#error "GWIN Container: - Flag definitions don't match"
#endif
static coord_t BorderSize(GHandle gh) { return (gh->flags & GWIN_CONTAINER_BORDER) ? 2 : 0; }
static void DrawSimpleContainer(GWidgetObject *gw, void *param) {
(void) param;
gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->pstyle->background);
if ((gw->g.flags & GWIN_CONTAINER_BORDER))
gdispGDrawBox(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, (gw->g.flags & GWIN_FLG_SYSENABLED) ? gw->pstyle->enabled.edge : gw->pstyle->disabled.edge);
}
// The container VMT table
static const gcontainerVMT containerVMT = {
{
{
"Container", // The classname
sizeof(GContainerObject), // The object size
_gcontainerDestroy, // The destroy routine
_gcontainerRedraw, // The redraw routine
0, // The after-clear routine
},
DrawSimpleContainer, // The default drawing routine
#if GINPUT_NEED_MOUSE
{
0, 0, 0, // No mouse
},
#endif
#if GINPUT_NEED_TOGGLE
{
0, 0, 0, 0, 0, // No toggles
},
#endif
#if GINPUT_NEED_DIAL
{
0, 0, 0, 0, // No dials
},
#endif
},
BorderSize, // The size of the left border (mandatory)
BorderSize, // The size of the top border (mandatory)
BorderSize, // The size of the right border (mandatory)
BorderSize, // The size of the bottom border (mandatory)
0, // A child has been added (optional)
0, // A child has been deleted (optional)
};
GHandle gwinGContainerCreate(GDisplay *g, GContainerObject *gc, const GWidgetInit *pInit, uint32_t flags) {
if (!(gc = (GContainerObject *)_gcontainerCreate(g, gc, pInit, &containerVMT)))
return 0;
gc->g.flags |= flags;
gwinSetVisible((GHandle)gc, pInit->g.show);
return (GHandle)gc;
}
#endif
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