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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.io/license.html
*/
/**
* @file src/gwin/gwin_container.c
* @brief GWIN sub-system container code
*/
#include "../../gfx.h"
#if GFX_USE_GWIN && GWIN_NEED_CONTAINERS
#include "gwin_class.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);
}
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;
}
gCoord 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);
}
gCoord 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
#define BORDER_WIDTH 2
static gCoord ContainerBorderSize(GHandle gh) { return (gh->flags & GWIN_CONTAINER_BORDER) ? BORDER_WIDTH : 0; }
// 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
},
gwinContainerDraw_Std, // The default drawing routine
#if GINPUT_NEED_MOUSE
{
0, 0, 0, // No mouse
},
#endif
#if GINPUT_NEED_KEYBOARD || GWIN_NEED_KEYBOARD
{
0 // Process keyboard events
},
#endif
#if GINPUT_NEED_TOGGLE
{
0, 0, 0, 0, 0, // No toggles
},
#endif
#if GINPUT_NEED_DIAL
{
0, 0, 0, 0, // No dials
},
#endif
},
ContainerBorderSize, // The size of the left border (mandatory)
ContainerBorderSize, // The size of the top border (mandatory)
ContainerBorderSize, // The size of the right border (mandatory)
ContainerBorderSize, // 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, gU32 flags) {
if (!(gc = (GContainerObject *)_gcontainerCreate(g, gc, pInit, &containerVMT)))
return 0;
gc->g.flags |= (flags & GWIN_CONTAINER_BORDER);
gwinSetVisible((GHandle)gc, pInit->g.show);
return (GHandle)gc;
}
void gwinContainerDraw_Transparent(GWidgetObject *gw, void *param) {
(void)param;
if (gw->g.vmt != (gwinVMT *)&containerVMT)
return;
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);
// Don't touch the client area
}
void gwinContainerDraw_Std(GWidgetObject *gw, void *param) {
(void)param;
if (gw->g.vmt != (gwinVMT *)&containerVMT)
return;
gdispGFillArea(gw->g.display, gw->g.x, gw->g.y, gw->g.width, gw->g.height, gw->pstyle->background);
gwinContainerDraw_Transparent(gw, param);
}
#if GDISP_NEED_IMAGE
void gwinContainerDraw_Image(GWidgetObject *gw, void *param) {
#define gi ((gImage *)param)
gCoord x, y, iw, ih, mx, my;
if (gw->g.vmt != (gwinVMT *)&containerVMT)
return;
// Draw the frame
gwinContainerDraw_Transparent(gw, param);
// Draw the client area by tiling the image
mx = gw->g.x+gw->g.width;
my = gw->g.y+gw->g.height;
y = gw->g.y;
if ((gw->g.flags & GWIN_CONTAINER_BORDER)) {
mx--;
my--;
y++;
}
for(ih=gi->height; y < my; y += ih) {
if (ih > my - y)
ih = my - y;
x = gw->g.x;
if ((gw->g.flags & GWIN_CONTAINER_BORDER))
x++;
for(iw=gi->width; x < mx; x += iw) {
if (iw > mx - x)
iw = mx - x;
gdispGImageDraw(gw->g.display, gi, x, y, iw, ih, 0, 0);
}
}
#undef gi
}
#endif /* GDISP_NEED_IMAGE */
/**
* @}
*/
#endif /* GFX_USE_GWIN && GWIN_NEED_CONTAINERS */