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freertos_f407/User/system/lib/lcd/gui/Widget/MENU.c

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/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI is protected by international copyright laws. Knowledge of the
* source code may not be used to write a similar product. This file may
* only be used in accordance with a license and should not be redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : MENU.c
Purpose : Implementation of menu widget
---------------------------END-OF-HEADER------------------------------
*/
#include <stdlib.h>
#include <string.h>
#define MENU_C /* Required to generate intermodule data */
#include "MENU.h"
#include "MENU_Private.h"
#include "GUIDebug.h"
#include "GUI_Protected.h"
#if GUI_WINSUPPORT
/*********************************************************************
*
* Private config defaults
*
**********************************************************************
*/
/* Define default font */
#ifndef MENU_FONT_DEFAULT
#define MENU_FONT_DEFAULT &GUI_Font13_1
#endif
/* Define default effect */
#ifndef MENU_EFFECT_DEFAULT
#define MENU_EFFECT_DEFAULT &WIDGET_Effect_3D1L
#endif
/* Define colors, index 0, enabled, not selected */
#ifndef MENU_TEXTCOLOR0_DEFAULT
#define MENU_TEXTCOLOR0_DEFAULT GUI_BLACK
#endif
#ifndef MENU_BKCOLOR0_DEFAULT
#define MENU_BKCOLOR0_DEFAULT GUI_LIGHTGRAY
#endif
/* Define colors, index 1, enabled, selected */
#ifndef MENU_TEXTCOLOR1_DEFAULT
#define MENU_TEXTCOLOR1_DEFAULT GUI_WHITE
#endif
#ifndef MENU_BKCOLOR1_DEFAULT
#define MENU_BKCOLOR1_DEFAULT 0x980000
#endif
/* Define colors, index 2, disabled, not selected */
#ifndef MENU_TEXTCOLOR2_DEFAULT
#define MENU_TEXTCOLOR2_DEFAULT 0x7C7C7C
#endif
#ifndef MENU_BKCOLOR2_DEFAULT
#define MENU_BKCOLOR2_DEFAULT GUI_LIGHTGRAY
#endif
/* Define colors, index 3, disabled, selected */
#ifndef MENU_TEXTCOLOR3_DEFAULT
#define MENU_TEXTCOLOR3_DEFAULT GUI_LIGHTGRAY
#endif
#ifndef MENU_BKCOLOR3_DEFAULT
#define MENU_BKCOLOR3_DEFAULT 0x980000
#endif
/* Define colors, index 4, active submenu */
#ifndef MENU_TEXTCOLOR4_DEFAULT
#define MENU_TEXTCOLOR4_DEFAULT GUI_WHITE
#endif
#ifndef MENU_BKCOLOR4_DEFAULT
#define MENU_BKCOLOR4_DEFAULT 0x7C7C7C
#endif
/* Define borders */
#ifndef MENU_BORDER_LEFT_DEFAULT
#define MENU_BORDER_LEFT_DEFAULT 4
#endif
#ifndef MENU_BORDER_RIGHT_DEFAULT
#define MENU_BORDER_RIGHT_DEFAULT 4
#endif
#ifndef MENU_BORDER_TOP_DEFAULT
#define MENU_BORDER_TOP_DEFAULT 2
#endif
#ifndef MENU_BORDER_BOTTOM_DEFAULT
#define MENU_BORDER_BOTTOM_DEFAULT 2
#endif
/*********************************************************************
*
* Static data
*
**********************************************************************
*/
MENU_PROPS MENU__DefaultProps = {
MENU_TEXTCOLOR0_DEFAULT,
MENU_TEXTCOLOR1_DEFAULT,
MENU_TEXTCOLOR2_DEFAULT,
MENU_TEXTCOLOR3_DEFAULT,
MENU_TEXTCOLOR4_DEFAULT,
MENU_BKCOLOR0_DEFAULT,
MENU_BKCOLOR1_DEFAULT,
MENU_BKCOLOR2_DEFAULT,
MENU_BKCOLOR3_DEFAULT,
MENU_BKCOLOR4_DEFAULT,
MENU_BORDER_LEFT_DEFAULT,
MENU_BORDER_RIGHT_DEFAULT,
MENU_BORDER_TOP_DEFAULT,
MENU_BORDER_BOTTOM_DEFAULT,
MENU_FONT_DEFAULT
};
const WIDGET_EFFECT* MENU__pDefaultEffect = MENU_EFFECT_DEFAULT;
/*********************************************************************
*
* Macros for internal use
*
**********************************************************************
*/
#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
#define OBJECT_ID 0x7843 /* Magic nubmer, should be unique if possible */
#define INIT_ID(p) p->DebugId = OBJECT_ID
#define DEINIT_ID(p) p->DebugId = 0
#else
#define INIT_ID(p)
#define DEINIT_ID(p)
#endif
/*********************************************************************
*
* Static routines, for higher debug level only
*
**********************************************************************
*/
/*********************************************************************
*
* MENU_h2p
*/
#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
MENU_Obj* MENU_h2p(MENU_Handle h) {
MENU_Obj* p = (MENU_Obj*)GUI_ALLOC_h2p(h);
if (p) {
if (p->DebugId != OBJECT_ID) {
GUI_DEBUG_ERROROUT("MENU.c: Wrong handle type or Object not init'ed");
return 0;
}
}
return p;
}
#endif
/*********************************************************************
*
* Static routines
*
**********************************************************************
*/
/*********************************************************************
*
* _IsTopLevelMenu
*/
static char _IsTopLevelMenu(MENU_Handle hObj, const MENU_Obj* pObj) {
if (MENU__SendMenuMessage(hObj, pObj->hOwner, MENU_IS_MENU, 0) == 0) {
return 1;
}
return 0;
}
/*********************************************************************
*
* _HasEffect
*/
static int _HasEffect(MENU_Handle hObj, MENU_Obj* pObj) {
if (!(pObj->Flags & MENU_SF_POPUP)) {
if (_IsTopLevelMenu(hObj, pObj)) {
return 0;
}
}
return 1;
}
/*********************************************************************
*
* _GetEffectSize
*/
static int _GetEffectSize(MENU_Handle hObj, MENU_Obj* pObj) {
int r = 0;
if (_HasEffect(hObj, pObj)) {
r = pObj->Widget.pEffect->EffectSize;
}
return r;
}
/*********************************************************************
*
* _CalcTextWidth
*/
static int _CalcTextWidth(MENU_Obj* pObj, const char GUI_UNI_PTR* sText) {
int TextWidth = 0;
if (sText) {
const GUI_FONT GUI_UNI_PTR* pOldFont;
pOldFont = GUI_SetFont(pObj->Props.pFont);
TextWidth = GUI_GetStringDistX(sText);
GUI_SetFont(pOldFont);
}
return TextWidth;
}
/*********************************************************************
*
* _GetItemWidth
*/
static int _GetItemWidth(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
int ItemWidth;
if (pObj->Width && (pObj->Flags & MENU_SF_VERTICAL)) {
ItemWidth = pObj->Width - (_GetEffectSize(hObj, pObj) << 1);
} else {
MENU_ITEM* pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
if ((pObj->Flags & MENU_SF_VERTICAL) || !(pItem->Flags & MENU_IF_SEPARATOR)) {
ItemWidth = pItem->TextWidth;
} else {
ItemWidth = 3;
}
ItemWidth += pObj->Props.aBorder[MENU_BI_LEFT] + pObj->Props.aBorder[MENU_BI_RIGHT];
}
return ItemWidth;
}
/*********************************************************************
*
* _GetItemHeight
*/
static int _GetItemHeight(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
int ItemHeight;
if (pObj->Height && !(pObj->Flags & MENU_SF_VERTICAL)) {
ItemHeight = pObj->Height - (_GetEffectSize(hObj, pObj) << 1);
} else {
ItemHeight = GUI_GetYDistOfFont(pObj->Props.pFont);
if (pObj->Flags & MENU_SF_VERTICAL) {
MENU_ITEM* pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
if (pItem->Flags & MENU_IF_SEPARATOR) {
ItemHeight = 3;
}
}
ItemHeight += pObj->Props.aBorder[MENU_BI_TOP] + pObj->Props.aBorder[MENU_BI_BOTTOM];
}
return ItemHeight;
}
/*********************************************************************
*
* _CalcMenuSizeX
*/
static int _CalcMenuSizeX(MENU_Handle hObj, MENU_Obj* pObj) {
unsigned i, NumItems = MENU__GetNumItems(pObj);
int xSize = 0;
if (pObj->Flags & MENU_SF_VERTICAL) {
int ItemWidth;
for (i = 0; i < NumItems; i++) {
ItemWidth = _GetItemWidth(hObj, pObj, i);
if (ItemWidth > xSize) {
xSize = ItemWidth;
}
}
} else {
for (i = 0; i < NumItems; i++) {
xSize += _GetItemWidth(hObj, pObj, i);
}
}
xSize += (_GetEffectSize(hObj, pObj) << 1);
return xSize;
}
/*********************************************************************
*
* _CalcMenuSizeY
*/
static int _CalcMenuSizeY(MENU_Handle hObj, MENU_Obj* pObj) {
unsigned i, NumItems = MENU__GetNumItems(pObj);
int ySize = 0;
if (pObj->Flags & MENU_SF_VERTICAL) {
for (i = 0; i < NumItems; i++) {
ySize += _GetItemHeight(hObj, pObj, i);
}
} else {
int ItemHeight;
for (i = 0; i < NumItems; i++) {
ItemHeight = _GetItemHeight(hObj, pObj, i);
if (ItemHeight > ySize) {
ySize = ItemHeight;
}
}
}
ySize += (_GetEffectSize(hObj, pObj) << 1);
return ySize;
}
/*********************************************************************
*
* _CalcWindowSizeX
*/
static int _CalcWindowSizeX(MENU_Handle hObj, MENU_Obj* pObj) {
int xSize = pObj->Width;
if (xSize == 0) {
xSize = _CalcMenuSizeX(hObj, pObj);
}
return xSize;
}
/*********************************************************************
*
* _CalcWindowSizeY
*/
static int _CalcWindowSizeY(MENU_Handle hObj, MENU_Obj* pObj) {
int ySize = pObj->Height;
if (ySize == 0) {
ySize = _CalcMenuSizeY(hObj, pObj);
}
return ySize;
}
/*********************************************************************
*
* _GetItemFromPos
*
* Return value:
* Zero based index of item at given position or -1.
*
* NOTE:
* This function has to ensure that index is always less than the
* maximum number of items.
*/
static int _GetItemFromPos(MENU_Handle hObj, MENU_Obj* pObj, int x, int y) {
int xSize, ySize, EffectSize, r = -1;
ySize = _CalcMenuSizeY(hObj, pObj);
if ((pObj->Height) && (pObj->Height < ySize)) {
ySize = pObj->Height;
}
xSize = _CalcMenuSizeX(hObj, pObj);
if ((pObj->Width) && (pObj->Width < xSize)) {
xSize = pObj->Width;
}
EffectSize = _GetEffectSize(hObj, pObj);
x -= EffectSize;
y -= EffectSize;
xSize -= (EffectSize << 1);
ySize -= (EffectSize << 1);
if ((x >= 0) && (y >= 0) && (x < xSize) && (y < ySize)) {
unsigned i, NumItems = MENU__GetNumItems(pObj);
if (pObj->Flags & MENU_SF_VERTICAL) {
int yPos = 0;
for (i = 0; i < NumItems; i++) {
yPos += _GetItemHeight(hObj, pObj, i);
if (y < yPos) {
r = i;
break;
}
}
} else {
int xPos = 0;
for (i = 0; i < NumItems; i++) {
xPos += _GetItemWidth(hObj, pObj, i);
if (x < xPos) {
r = i;
break;
}
}
}
}
return r;
}
/*********************************************************************
*
* _GetItemPos
*/
static void _GetItemPos(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index, int* px, int* py) {
int i, EffectSize;
EffectSize = _GetEffectSize(hObj, pObj);
if (pObj->Flags & MENU_SF_VERTICAL) {
int yPos = 0;
for (i = 0; i < (int)Index; i++) {
yPos += _GetItemHeight(hObj, pObj, i);
}
*px = EffectSize;
*py = EffectSize + yPos;
} else {
int xPos = 0;
for (i = 0; i < (int)Index; i++) {
xPos += _GetItemWidth(hObj, pObj, i);
}
*px = EffectSize + xPos;
*py = EffectSize;
}
}
/*********************************************************************
*
* _SetCapture
*/
static void _SetCapture(MENU_Handle hObj, const MENU_Obj* pObj) {
if (pObj->IsSubmenuActive == 0) {
if (WM_HasCaptured(hObj) == 0) {
WM_SetCapture(hObj, 0);
}
}
}
/*********************************************************************
*
* _ReleaseCapture
*/
static void _ReleaseCapture(MENU_Handle hObj, const MENU_Obj* pObj) {
if (WM_HasCaptured(hObj)) {
if (_IsTopLevelMenu(hObj, pObj) && !(pObj->Flags & MENU_SF_POPUP)) {
WM_ReleaseCapture();
}
}
}
/*********************************************************************
*
* _CloseSubmenu
*/
static void _CloseSubmenu(MENU_Handle hObj, MENU_Obj* pObj) {
if (pObj->Flags & MENU_SF_ACTIVE) {
if (pObj->IsSubmenuActive) {
MENU_ITEM* pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, pObj->Sel);
/* Inform submenu about its deactivation and detach it */
MENU__SendMenuMessage(hObj, pItem->hSubmenu, MENU_ON_CLOSE, 0);
WM_DetachWindow(pItem->hSubmenu);
pObj->IsSubmenuActive = 0;
/*
* Keep capture in menu widget. The capture may only released
* by clicking outside the menu or when mouse moved out.
* And it may only released from a top level menu.
*/
_SetCapture(hObj, pObj);
/* Invalidate menu item. This is needed because the appearance may have changed */
MENU__InvalidateItem(hObj, pObj, pObj->Sel);
}
}
}
/*********************************************************************
*
* _OpenSubmenu
*/
static void _OpenSubmenu(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
if (pObj->Flags & MENU_SF_ACTIVE) {
MENU_ITEM* pItem;
char PrevActiveSubmenu;
PrevActiveSubmenu = pObj->IsSubmenuActive;
/* Close previous submenu (if needed) */
_CloseSubmenu(hObj, pObj);
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
if (pItem->hSubmenu) {
if ((pItem->Flags & MENU_IF_DISABLED) == 0) {
int x, y, EffectSize;
/* Calculate position of submenu */
EffectSize = _GetEffectSize(hObj, pObj);
_GetItemPos(hObj, pObj, Index, &x, &y);
if (pObj->Flags & MENU_SF_VERTICAL) {
x += _CalcMenuSizeX(hObj, pObj) - (_GetEffectSize(hObj, pObj) << 1);
y -= EffectSize;
} else {
y += _CalcMenuSizeY(hObj, pObj) - (_GetEffectSize(hObj, pObj) << 1);
x -= EffectSize;
}
x += WM_GetWindowOrgX(hObj);
y += WM_GetWindowOrgY(hObj);
/*
* Notify owner window when for the first time open a menu (when no
* other submenu was open), so it can initialize the menu items.
*/
if (PrevActiveSubmenu == 0) {
if (_IsTopLevelMenu(hObj, pObj)) {
MENU__SendMenuMessage(hObj, pObj->hOwner, MENU_ON_INITMENU, 0);
}
}
/* Notify owner window when a submenu opens, so it can initialize the menu items. */
MENU__SendMenuMessage(hObj, pObj->hOwner, MENU_ON_INITSUBMENU, pItem->Id);
/* Set active menu as owner of submenu. */
MENU_SetOwner(pItem->hSubmenu, hObj);
/* Attach submenu and inform it about its activation. */
WM_AttachWindowAt(pItem->hSubmenu, WM_HBKWIN, x, y);
MENU__SendMenuMessage(hObj, pItem->hSubmenu, MENU_ON_OPEN, 0);
pObj->IsSubmenuActive = 1;
/* Invalidate menu item. This is needed because the appearance may have changed. */
MENU__InvalidateItem(hObj, pObj, Index);
}
}
}
}
/*********************************************************************
*
* _ClosePopup
*/
static void _ClosePopup(MENU_Handle hObj, MENU_Obj* pObj) {
if (pObj->Flags & MENU_SF_POPUP) {
pObj->Flags &= ~(MENU_SF_POPUP);
WM_DetachWindow(hObj);
WM_ReleaseCapture();
}
}
/*********************************************************************
*
* _SetSelection
*/
static void _SetSelection(MENU_Handle hObj, MENU_Obj* pObj, int Index) {
if (Index != pObj->Sel) {
MENU__InvalidateItem(hObj, pObj, pObj->Sel); /* Invalidate previous selection */
MENU__InvalidateItem(hObj, pObj, Index); /* Invalidate new selection */
pObj->Sel = Index;
}
}
/*********************************************************************
*
* _SelectItem
*/
static void _SelectItem(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
if (pObj->Sel != (int)Index) {
_SetCapture(hObj, pObj);
_OpenSubmenu(hObj, pObj, Index);
_SetSelection(hObj, pObj, Index);
}
}
/*********************************************************************
*
* _DeselectItem
*/
static void _DeselectItem(MENU_Handle hObj, MENU_Obj* pObj) {
if (pObj->IsSubmenuActive == 0) {
_SetSelection(hObj, pObj, -1);
_ReleaseCapture(hObj, pObj);
}
}
/*********************************************************************
*
* _ActivateItem
*/
static void _ActivateItem(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
MENU_ITEM* pItem;
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
if (pItem->hSubmenu == 0) {
if ((pItem->Flags & (MENU_IF_DISABLED | MENU_IF_SEPARATOR)) == 0) {
_ClosePopup(hObj, pObj);
/* Send item select message to owner. */
MENU__SendMenuMessage(hObj, pObj->hOwner, MENU_ON_ITEMSELECT, pItem->Id);
}
}
}
/*********************************************************************
*
* _ActivateMenu
*/
static void _ActivateMenu(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index) {
if ((pObj->Flags & MENU_SF_OPEN_ON_POINTEROVER) == 0) {
MENU_ITEM* pItem;
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
if (pItem->hSubmenu) {
if ((pItem->Flags & MENU_IF_DISABLED) == 0) {
if ((pObj->Flags & MENU_SF_ACTIVE) == 0) {
pObj->Flags |= MENU_SF_ACTIVE;
_OpenSubmenu(hObj, pObj, Index);
_SetSelection(hObj, pObj, Index);
} else if (pObj->Flags & MENU_SF_CLOSE_ON_SECOND_CLICK) {
if ((int)Index == pObj->Sel) {
_CloseSubmenu(hObj, pObj);
pObj->Flags &= ~MENU_SF_ACTIVE;
}
}
}
}
}
}
/*********************************************************************
*
* _DeactivateMenu
*/
static void _DeactivateMenu(MENU_Handle hObj, MENU_Obj* pObj) {
_CloseSubmenu(hObj, pObj);
if ((pObj->Flags & MENU_SF_OPEN_ON_POINTEROVER) == 0) {
pObj->Flags &= ~MENU_SF_ACTIVE;
}
}
/*******************************************************************
*
* _ForwardMouseOverMsg
*/
static int _ForwardMouseOverMsg(MENU_Handle hObj, MENU_Obj* pObj, int x, int y) {
#if (GUI_SUPPORT_MOUSE)
if ((pObj->IsSubmenuActive == 0) && !(pObj->Flags & MENU_SF_POPUP)) {
if (_IsTopLevelMenu(hObj, pObj)) {
WM_HWIN hBelow;
x += WM_GetWindowOrgX(hObj);
y += WM_GetWindowOrgY(hObj);
hBelow = WM_Screen2hWin(x, y);
if (hBelow && (hBelow != hObj)) {
WM_MESSAGE Msg;
GUI_PID_STATE State;
x -= WM_GetWindowOrgX(hBelow);
y -= WM_GetWindowOrgY(hBelow);
State.Pressed = 0;
State.x = x;
State.y = y;
Msg.Data.p = &State;
Msg.MsgId = WM_MOUSEOVER;
WM__SendMessage(hBelow, &Msg);
return 1;
}
}
}
#endif
return 0;
}
/*********************************************************************
*
* _HandlePID
*
* Return values:
* 1 = We need to forward PID message to owner.
* 0 = We do not need to inform owner.
*/
static char _HandlePID(MENU_Handle hObj, MENU_Obj* pObj, int x, int y, int Pressed) {
GUI_PID_STATE PrevState;
char XYInWidget = 0;
WM_PID__GetPrevState(&PrevState);
/*
* Check if coordinates are inside the widget.
*/
if ((x >= 0) && (y >= 0)) {
GUI_RECT r;
WM__GetClientRectWin(&pObj->Widget.Win, &r);
if ((x <= r.x1) && (y <= r.y1)) {
XYInWidget = 1;
}
}
if (XYInWidget) {
int ItemIndex;
ItemIndex = _GetItemFromPos(hObj, pObj, x, y);
/*
* Handle PID when coordinates are inside the widget.
*/
if (ItemIndex >= 0) {
/*
* Coordinates are inside the menu.
*/
if (Pressed == 1) {
if (PrevState.Pressed == 0) { /* Clicked */
_ActivateMenu(hObj, pObj, ItemIndex);
}
_SelectItem(hObj, pObj, ItemIndex);
} else if ((Pressed == 0) && (PrevState.Pressed == 1)) { /* Released */
_ActivateItem(hObj, pObj, ItemIndex);
} else if (Pressed < 0) { /* Mouse moved */
if (_ForwardMouseOverMsg(hObj, pObj, x, y) == 0) {
_SelectItem(hObj, pObj, ItemIndex);
} else {
_DeselectItem(hObj, pObj);
}
}
} else {
/*
* Coordinates are outside the menu but inside the widget.
*/
if (Pressed == 1) {
if (PrevState.Pressed == 0) { /* Clicked */
/*
* User has clicked outside the menu. Close the active submenu.
* The widget itself must be closed (if needed) by the owner.
*/
_DeactivateMenu(hObj, pObj);
}
_DeselectItem(hObj, pObj);
} else if (Pressed < 0) { /* Moved out or mouse moved */
_DeselectItem(hObj, pObj);
}
}
return 0;
} else {
/*
* Handle PID when coordinates are outside the widget.
*/
if ((Pressed == 1) && (PrevState.Pressed == 0)) {
/*
* User has clicked outside the menu. Close the active submenu.
* The widget itself must be closed (if needed) by the owner.
*/
_DeactivateMenu(hObj, pObj);
_ClosePopup(hObj, pObj);
}
_DeselectItem(hObj, pObj);
_ForwardMouseOverMsg(hObj, pObj, x, y);
}
return 1; /* Coordinates are not in widget, we need to forward PID message to owner */
}
/*********************************************************************
*
* _ForwardPIDMsgToOwner
*/
static void _ForwardPIDMsgToOwner(MENU_Handle hObj, MENU_Obj* pObj, WM_MESSAGE* pMsg) {
if (_IsTopLevelMenu(hObj, pObj) == 0) {
WM_HWIN hOwner;
hOwner = pObj->hOwner ? pObj->hOwner : WM_GetParent(hObj);
if (hOwner) {
if (pMsg->Data.p) {
GUI_PID_STATE* pState;
pState = (GUI_PID_STATE*)pMsg->Data.p;
pState->x += WM_GetWindowOrgX(hObj) - WM_GetWindowOrgX(hOwner);
pState->y += WM_GetWindowOrgY(hObj) - WM_GetWindowOrgY(hOwner);
}
WM__SendMessage(hOwner, pMsg);
}
}
}
/*********************************************************************
*
* Static routines, callback
*
**********************************************************************
*/
/*********************************************************************
*
* _OnMenu
*/
static void _OnMenu(MENU_Handle hObj, MENU_Obj* pObj, WM_MESSAGE* pMsg) {
const MENU_MSG_DATA* pData = (const MENU_MSG_DATA*)pMsg->Data.p;
if (pData) {
switch (pData->MsgType) {
case MENU_ON_ITEMSELECT:
_DeactivateMenu(hObj, pObj);
_DeselectItem(hObj, pObj);
_ClosePopup(hObj, pObj);
/* No break here. We need to forward message to owner. */
case MENU_ON_INITMENU:
case MENU_ON_INITSUBMENU:
/* Forward message to owner. */
{
WM_HWIN hOwner;
hOwner = pObj->hOwner ? pObj->hOwner : WM_GetParent(hObj);
if (hOwner) {
pMsg->hWinSrc = hObj;
WM__SendMessage(hOwner, pMsg);
}
}
break;
case MENU_ON_OPEN:
pObj->Sel = -1;
pObj->IsSubmenuActive = 0;
pObj->Flags |= MENU_SF_ACTIVE | MENU_SF_OPEN_ON_POINTEROVER;
_SetCapture(hObj, pObj);
MENU__ResizeMenu(hObj, pObj);
break;
case MENU_ON_CLOSE:
_CloseSubmenu(hObj, pObj);
break;
case MENU_IS_MENU:
pMsg->Data.v = 1;
break;
}
}
}
/*********************************************************************
*
* _OnTouch
*/
static char _OnTouch(MENU_Handle hObj, MENU_Obj* pObj, WM_MESSAGE* pMsg) {
const GUI_PID_STATE* pState = (const GUI_PID_STATE*)pMsg->Data.p;
if (pState) { /* Something happened in our area (pressed or released) */
return _HandlePID(hObj, pObj, pState->x, pState->y, pState->Pressed);
}
return _HandlePID(hObj, pObj, -1, -1, -1); /* Moved out */
}
/*********************************************************************
*
* _OnMouseOver
*/
#if (GUI_SUPPORT_MOUSE)
static char _OnMouseOver(MENU_Handle hObj, MENU_Obj* pObj, WM_MESSAGE* pMsg) {
const GUI_PID_STATE* pState = (const GUI_PID_STATE *)pMsg->Data.p;
if (pState) {
return _HandlePID(hObj, pObj, pState->x, pState->y, -1);
}
return 0;
}
#endif
/*********************************************************************
*
* _SetPaintColors
*/
static void _SetPaintColors(const MENU_Obj* pObj, const MENU_ITEM* pItem, int ItemIndex) {
char Selected;
unsigned ColorIndex;
Selected = (ItemIndex == pObj->Sel) ? 1 : 0;
if (pObj->IsSubmenuActive && Selected) {
ColorIndex = MENU_CI_ACTIVE_SUBMENU;
} else if (pItem->Flags & MENU_IF_SEPARATOR) {
ColorIndex = MENU_CI_ENABLED;
} else {
ColorIndex = (Selected) ? MENU_CI_SELECTED : MENU_CI_ENABLED;
if (pItem->Flags & MENU_IF_DISABLED) {
if (pObj->Flags & MENU_CF_HIDE_DISABLED_SEL) {
ColorIndex = MENU_CI_DISABLED;
} else {
ColorIndex += MENU_CI_DISABLED;
}
}
}
GUI_SetBkColor(pObj->Props.aBkColor[ColorIndex]);
GUI_SetColor(pObj->Props.aTextColor[ColorIndex]);
}
/*********************************************************************
*
* _OnPaint
*/
static void _OnPaint(MENU_Handle hObj, MENU_Obj* pObj) {
GUI_RECT FillRect, TextRect;
MENU_ITEM* pItem;
unsigned TextWidth, NumItems, i;
U8 BorderLeft = pObj->Props.aBorder[MENU_BI_LEFT];
U8 BorderTop = pObj->Props.aBorder[MENU_BI_TOP];
int FontHeight = GUI_GetYDistOfFont(pObj->Props.pFont);
int EffectSize = _GetEffectSize(hObj, pObj);
NumItems = MENU__GetNumItems(pObj);
WM__GetClientRectWin(&pObj->Widget.Win, &FillRect);
GUI__ReduceRect(&FillRect, &FillRect, EffectSize);
GUI_SetFont(pObj->Props.pFont);
if (pObj->Flags & MENU_SF_VERTICAL) {
int ItemHeight, xSize;
xSize = _CalcMenuSizeX(hObj, pObj);
FillRect.x1 = xSize - EffectSize - 1;
TextRect.x0 = FillRect.x0 + BorderLeft;
for (i = 0; i < NumItems; i++) {
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, i);
ItemHeight = _GetItemHeight(hObj, pObj, i);
_SetPaintColors(pObj, pItem, i);
FillRect.y1 = FillRect.y0 + ItemHeight - 1;
if (pItem->Flags & MENU_IF_SEPARATOR) {
GUI_ClearRectEx(&FillRect);
GUI_SetColor(0x7C7C7C);
GUI_DrawHLine(FillRect.y0 + BorderTop + 1, FillRect.x0 + 2, FillRect.x1 - 2);
} else {
TextWidth = pItem->TextWidth;
TextRect.x1 = TextRect.x0 + TextWidth - 1;
TextRect.y0 = FillRect.y0 + BorderTop;
TextRect.y1 = TextRect.y0 + FontHeight - 1;
WIDGET__FillStringInRect(pItem->acText, &FillRect, &TextRect, &TextRect);
}
FillRect.y0 += ItemHeight;
}
} else {
int ItemWidth, ySize;
ySize = _CalcMenuSizeY(hObj, pObj);
FillRect.y1 = ySize - EffectSize - 1;
TextRect.y0 = FillRect.y0 + BorderTop;
TextRect.y1 = TextRect.y0 + FontHeight - 1;
for (i = 0; i < NumItems; i++) {
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, i);
ItemWidth = _GetItemWidth(hObj, pObj, i);
_SetPaintColors(pObj, pItem, i);
FillRect.x1 = FillRect.x0 + ItemWidth - 1;
if (pItem->Flags & MENU_IF_SEPARATOR) {
GUI_ClearRectEx(&FillRect);
GUI_SetColor(0x7C7C7C);
GUI_DrawVLine(FillRect.x0 + BorderLeft + 1, FillRect.y0 + 2, FillRect.y1 - 2);
} else {
TextWidth = pItem->TextWidth;
TextRect.x0 = FillRect.x0 + BorderLeft;
TextRect.x1 = TextRect.x0 + TextWidth - 1;
WIDGET__FillStringInRect(pItem->acText, &FillRect, &TextRect, &TextRect);
}
FillRect.x0 += ItemWidth;
}
}
if (pObj->Width || pObj->Height) {
GUI_RECT r;
WM__GetClientRectWin(&pObj->Widget.Win, &r);
GUI__ReduceRect(&r, &r, EffectSize);
GUI_SetBkColor(pObj->Props.aBkColor[MENU_CI_ENABLED]);
GUI_ClearRect(FillRect.x1 + 1, EffectSize, r.x1, FillRect.y1);
GUI_ClearRect(EffectSize, FillRect.y1 + 1, r.x1, r.y1);
}
/* Draw 3D effect (if configured) */
if (_HasEffect(hObj, pObj)) {
pObj->Widget.pEffect->pfDrawUp();
}
}
/*********************************************************************
*
* _MENU_Callback
*/
static void _MENU_Callback(WM_MESSAGE* pMsg) {
MENU_Handle hObj;
MENU_Obj* pObj;
hObj = pMsg->hWin;
if (pMsg->MsgId != WM_PID_STATE_CHANGED) {
/* Let widget handle the standard messages */
if (WIDGET_HandleActive(hObj, pMsg) == 0) {
return;
}
}
pObj = (MENU_Obj*) GUI_ALLOC_h2p(hObj);
switch (pMsg->MsgId) {
case WM_MENU:
_OnMenu(hObj, pObj, pMsg);
return; /* Message handled, do not call WM_DefaultProc() here. */
case WM_TOUCH:
if (_OnTouch(hObj, pObj, pMsg)) {
_ForwardPIDMsgToOwner(hObj, pObj, pMsg);
}
break;
#if (GUI_SUPPORT_MOUSE)
case WM_MOUSEOVER:
if (_OnMouseOver(hObj, pObj, pMsg)) {
_ForwardPIDMsgToOwner(hObj, pObj, pMsg);
}
break;
#endif
case WM_PAINT:
_OnPaint(hObj, pObj);
break;
case WM_DELETE:
GUI_ARRAY_Delete(&pObj->ItemArray);
break; /* No return here ... WM_DefaultProc needs to be called */
}
WM_DefaultProc(pMsg);
}
/*********************************************************************
*
* Public code, Create
*
**********************************************************************
*/
/*********************************************************************
*
* MENU_CreateEx
*/
MENU_Handle MENU_CreateEx(int x0, int y0, int xSize, int ySize, WM_HWIN hParent, int WinFlags, int ExFlags, int Id) {
MENU_Handle hObj;
/* Create the window */
hObj = WM_CreateWindowAsChild(x0, y0, xSize, ySize, hParent, WM_CF_SHOW | WM_CF_STAYONTOP | WinFlags, &_MENU_Callback,
sizeof(MENU_Obj) - sizeof(WM_Obj));
if (hObj) {
MENU_Obj* pObj;
WM_LOCK();
pObj = (MENU_Obj*)GUI_ALLOC_h2p(hObj);
/* Init sub-classes */
GUI_ARRAY_CREATE(&pObj->ItemArray);
/* init widget specific variables */
WIDGET__Init(&pObj->Widget, Id, WIDGET_STATE_FOCUSSABLE);
/* init member variables */
if (ExFlags & MENU_SF_OPEN_ON_POINTEROVER) {
ExFlags |= MENU_SF_ACTIVE;
} else {
ExFlags &= ~(MENU_SF_ACTIVE);
}
pObj->Props = MENU__DefaultProps;
pObj->Flags = ExFlags;
pObj->Width = ((xSize > 0) ? xSize : 0);
pObj->Height = ((ySize > 0) ? ySize : 0);
pObj->Sel = -1;
pObj->hOwner = 0;
pObj->IsSubmenuActive = 0;
WIDGET_SetEffect(hObj, MENU__pDefaultEffect);
INIT_ID(pObj);
WM_UNLOCK();
} else {
GUI_DEBUG_ERROROUT_IF(hObj==0, "MENU_CreateEx failed")
}
return hObj;
}
/*********************************************************************
*
* Public code, modul internal functions
*
**********************************************************************
*/
/*********************************************************************
*
* MENU__GetNumItems
*/
unsigned MENU__GetNumItems(MENU_Obj* pObj) {
return GUI_ARRAY_GetNumItems(&pObj->ItemArray);
}
/*********************************************************************
*
* MENU__InvalidateItem
*/
void MENU__InvalidateItem(MENU_Handle hObj, const MENU_Obj* pObj, unsigned Index) {
GUI_USE_PARA(pObj);
GUI_USE_PARA(Index);
WM_InvalidateWindow(hObj); /* Can be optimized, no need to invalidate all items */
}
/*********************************************************************
*
* MENU__RecalcTextWidthOfItems
*/
void MENU__RecalcTextWidthOfItems(MENU_Obj* pObj) {
const GUI_FONT GUI_UNI_PTR* pOldFont;
MENU_ITEM* pItem;
unsigned i, NumItems;
NumItems = MENU__GetNumItems(pObj);
pOldFont = GUI_SetFont(pObj->Props.pFont);
for (i = 0; i < NumItems; i++) {
pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, i);
pItem->TextWidth = GUI_GetStringDistX(pItem->acText);
}
GUI_SetFont(pOldFont);
}
/*********************************************************************
*
* MENU__ResizeMenu
*/
void MENU__ResizeMenu(MENU_Handle hObj, MENU_Obj* pObj) {
int xSize, ySize;
xSize = _CalcWindowSizeX(hObj, pObj);
ySize = _CalcWindowSizeY(hObj, pObj);
WM_SetSize(hObj, xSize, ySize);
WM_InvalidateWindow(hObj);
}
/*********************************************************************
*
* MENU__SetItem
*/
char MENU__SetItem(MENU_Handle hObj, MENU_Obj* pObj, unsigned Index, const MENU_ITEM_DATA* pItemData) {
MENU_ITEM Item = {0};
const char* pText;
pText = pItemData->pText;
if (!pText) {
pText = "";
}
Item.Id = pItemData->Id;
Item.Flags = pItemData->Flags;
Item.hSubmenu = pItemData->hSubmenu;
Item.TextWidth = _CalcTextWidth(pObj, pText);
if (Item.Flags & MENU_IF_SEPARATOR) {
Item.hSubmenu = 0; /* Ensures that no separator is a submenu */
}
if (GUI_ARRAY_SetItem(&pObj->ItemArray, Index, &Item, sizeof(MENU_ITEM) + strlen(pText)) != 0) {
MENU_ITEM* pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
strcpy(pItem->acText, pText);
MENU_SetOwner(Item.hSubmenu, hObj);
return 1;
}
return 0;
}
/*********************************************************************
*
* MENU__SetItemFlags
*/
void MENU__SetItemFlags(MENU_Obj* pObj, unsigned Index, U16 Mask, U16 Flags) {
MENU_ITEM* pItem = (MENU_ITEM*)GUI_ARRAY_GetpItem(&pObj->ItemArray, Index);
pItem->Flags &= ~Mask;
pItem->Flags |= Flags;
}
/*********************************************************************
*
* MENU__SendMenuMessage
*/
int MENU__SendMenuMessage(MENU_Handle hObj, WM_HWIN hDestWin, U16 MsgType, U16 ItemId) {
MENU_MSG_DATA MsgData;
WM_MESSAGE Msg = {0};
MsgData.MsgType = MsgType;
MsgData.ItemId = ItemId;
Msg.MsgId = WM_MENU;
Msg.Data.p = &MsgData;
Msg.hWinSrc = hObj;
if (!hDestWin) {
hDestWin = WM_GetParent(hObj);
}
if (hDestWin) {
WM__SendMessage(hDestWin, &Msg);
return Msg.Data.v;
}
return 0;
}
/*********************************************************************
*
* Public code, member functions
*
**********************************************************************
*/
/*********************************************************************
*
* MENU_AddItem
*/
void MENU_AddItem(MENU_Handle hObj, const MENU_ITEM_DATA* pItemData) {
if (hObj && pItemData) {
MENU_Obj* pObj;
WM_LOCK();
pObj = MENU_H2P(hObj);
if (pObj) {
if (GUI_ARRAY_AddItem(&pObj->ItemArray, NULL, 0) == 0) {
unsigned Index;
Index = MENU__GetNumItems(pObj) - 1;
if (MENU__SetItem(hObj, pObj, Index, pItemData) == 0) {
GUI_ARRAY_DeleteItem(&pObj->ItemArray, Index);
} else {
MENU__ResizeMenu(hObj, pObj);
}
}
}
WM_UNLOCK();
}
}
/*********************************************************************
*
* MENU_SetOwner
*/
void MENU_SetOwner(MENU_Handle hObj, WM_HWIN hOwner) {
if (hObj) {
MENU_Obj* pObj;
WM_LOCK();
pObj = MENU_H2P(hObj);
if (pObj) {
pObj->hOwner = hOwner;
}
WM_UNLOCK();
}
}
#else /* avoid empty object files */
void Menu_C(void);
void Menu_C(void) {}
#endif
/*************************** End of file ****************************/
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