/*********************************************************************
*
* MESSAGEBOX_Create
*/
WM_HWIN MESSAGEBOX_Create(const char * sMessage, const char * sCaption, int Flags) {
GUI_WIDGET_CREATE_INFO _aDialogCreate[3]; /* 0: FrameWin, 1: Text, 2: Button */
int BorderSize = FRAMEWIN_GetDefaultBorderSize(); /* Default border size of frame window */
int xSizeFrame = MESSAGEBOX_XSIZEOK + 2 * BorderSize + MESSAGEBOX_BORDER * 2; /* XSize of frame window */
int ySizeFrame; /* YSize of frame window */
int x0, y0; /* Position of frame window */
int xSizeMessage; /* Length in pixels of message */
int xSizeCaption; /* Length in pixels of caption */
int ySizeCaption; /* YSize of caption */
int ySizeMessage; /* YSize of message */
WM_HWIN hBox;
GUI_RECT Rect;
const GUI_FONT GUI_UNI_PTR * pOldFont;
/* Zeroinit variables */
memset(_aDialogCreate, 0, sizeof(_aDialogCreate));
/* Get dimension of message */
pOldFont = GUI_SetFont(TEXT_GetDefaultFont());
GUI_GetTextExtend(&Rect, sMessage, 255);
xSizeMessage = Rect.x1 - Rect.x0 + MESSAGEBOX_BORDER * 2;
ySizeMessage = Rect.y1 - Rect.y0 + 1;
if (xSizeFrame < (xSizeMessage + 4 + MESSAGEBOX_BORDER * 2)) {
xSizeFrame = xSizeMessage + 4 + MESSAGEBOX_BORDER * 2;
}
ySizeCaption = GUI_GetYSizeOfFont(FRAMEWIN_GetDefaultFont());
ySizeFrame = ySizeMessage + /* size of message */
MESSAGEBOX_YSIZEOK + /* size of button */
ySizeCaption + /* caption size */
MESSAGEBOX_BORDER * 3 + /* inner border - text, text - button, button - bottom */
BorderSize * 2 + /* top & bottom border */
1; /* inner border */
/* Get xsize of caption */
xSizeCaption = GUI_GetStringDistX(sCaption);
if (xSizeFrame < xSizeCaption + BorderSize * 2) {
xSizeFrame = xSizeCaption + BorderSize * 2;
}
/* Check maximum */
if (xSizeFrame > LCD_GET_XSIZE()) {
xSizeFrame = LCD_GET_XSIZE();
}
if (ySizeFrame > LCD_GET_YSIZE()) {
ySizeFrame = LCD_GET_YSIZE();
}
/* Calculate position of framewin */
x0 = GUI_OrgX + (LCD_GET_XSIZE() - xSizeFrame) / 2;
y0 = GUI_OrgY + (LCD_GET_YSIZE() - ySizeFrame) / 2;
/* restore modified Context */
GUI_SetFont(pOldFont);
/* Fill frame win resource */
_aDialogCreate[0].pfCreateIndirect = FRAMEWIN_CreateIndirect;
_aDialogCreate[0].pName = sCaption;
_aDialogCreate[0].x0 = x0;
_aDialogCreate[0].y0 = y0;
_aDialogCreate[0].xSize = xSizeFrame;
_aDialogCreate[0].ySize = ySizeFrame;
if (Flags & GUI_MESSAGEBOX_CF_MOVEABLE) {
_aDialogCreate[0].Flags = FRAMEWIN_CF_MOVEABLE;
}
/* Fill text resource */
_aDialogCreate[1].pfCreateIndirect = TEXT_CreateIndirect;
_aDialogCreate[1].pName = sMessage;
_aDialogCreate[1].x0 = (xSizeFrame - xSizeMessage - BorderSize * 2) / 2;
_aDialogCreate[1].y0 = MESSAGEBOX_BORDER;
_aDialogCreate[1].xSize = xSizeMessage;
_aDialogCreate[1].ySize = ySizeMessage;
_aDialogCreate[1].Para = GUI_TA_TOP | GUI_TA_HCENTER;
/* Fill button resource */
_aDialogCreate[2].pfCreateIndirect = BUTTON_CreateIndirect;
_aDialogCreate[2].pName = "OK";
_aDialogCreate[2].Id = GUI_ID_OK;
_aDialogCreate[2].x0 = (xSizeFrame - MESSAGEBOX_XSIZEOK - BorderSize * 2) / 2;
_aDialogCreate[2].y0 = MESSAGEBOX_BORDER * 2 + ySizeMessage;
_aDialogCreate[2].xSize = MESSAGEBOX_XSIZEOK;
_aDialogCreate[2].ySize = MESSAGEBOX_YSIZEOK;
/* Create dialog */
hBox = GUI_CreateDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), MESSAGEBOX_Callback, 0, 0, 0);
if (Flags & GUI_MESSAGEBOX_CF_MODAL) {
WM_MakeModal(hBox);
}
return hBox;
}
/*********************************************************************
*
* MainTask
*/
void MainTask(void) {
TREEVIEW_ITEM_Handle hNode;
WM_HWIN hTree;
int xSize;
int ySize;
int yPos;
int r;
int TimeStart;
int TimeUsed;
int ySizeText;
U32 BytesFree;
U32 BytesUsed;
char acBuffer[(TREEVIEW_DEPTH << 1) + 1];
char acNumNodes[30] = "Nodes: ";
char acNumLeaves[30] = "Leaves: ";
char acNumTotal[30] = "Total: ";
char acTimeUsed[30] = "Time: ";
char acBytesUsed[30] = "Memory: ";
//
// Initialize emWin
//
WM_SetCreateFlags(WM_CF_MEMDEV);
GUI_Init();
xSize = LCD_GetXSize();
ySize = LCD_GetYSize();
//
// Set defaults for background and widgets
//
WM_SetDesktopColor(GUI_BLACK);
SCROLLBAR_SetDefaultSkin(SCROLLBAR_SKIN_FLEX);
SCROLLBAR_SetDefaultWidth(20);
SCROLLBAR_SetThumbSizeMin(25);
TEXT_SetDefaultFont(GUI_FONT_6X8);
//
// Draw info message before creating the widgets
//
GUI_DrawGradientV(0, 0, xSize - 1, ySize - 1, GUI_BLUE, GUI_BLACK);
GUI_SetFont(GUI_FONT_20F_ASCII);
GUI_DispStringHCenterAt("Filling TREEVIEW widget...", xSize >> 1, ySize / 3);
GUI_X_Delay(1000);
//
// Create TREEVIEW
//
hTree = TREEVIEW_CreateEx(0, 0, xSize, ySize, WM_HBKWIN, WM_CF_SHOW, 0, GUI_ID_TREEVIEW0);
TREEVIEW_SetAutoScrollV(hTree, 1);//管理自动使用垂直滚动条。
TREEVIEW_SetSelMode(hTree, TREEVIEW_SELMODE_ROW);
//
// Fill TREEVIEW
//
hNode = TREEVIEW_InsertItem(hTree, TREEVIEW_ITEM_TYPE_NODE, 0, 0, "Tree");
BytesFree = GUI_ALLOC_GetNumFreeBytes();
TimeStart = GUI_GetTime();
r = _FillNode(hTree, hNode, NUM_CHILD_NODES, NUM_CHILD_ITEMS, TREEVIEW_DEPTH, TREEVIEW_DEPTH, acBuffer, acBuffer);
TimeUsed = GUI_GetTime() - TimeStart;
BytesUsed = BytesFree - GUI_ALLOC_GetNumFreeBytes();
if (r) {
//
// Error message
//
WM_DeleteWindow(hTree);
GUI_MessageBox("Error", "Not enough memory available!", 0);
} else {
//
// Show result
//
yPos = 20;
ySizeText = GUI_GetYDistOfFont( TEXT_GetDefaultFont()) + 5;
_MakeNumberText(hTree, xSize >> 1, &yPos, xSize >> 1, ySizeText, acNumNodes, _NumNodes);
_MakeNumberText(hTree, xSize >> 1, &yPos, xSize >> 1, ySizeText, acNumLeaves, _NumLeaves);
_MakeNumberText(hTree, xSize >> 1, &yPos, xSize >> 1, ySizeText, acNumTotal, _NumNodes + _NumLeaves);
_MakeNumberText(hTree, xSize >> 1, &yPos, xSize >> 1, ySizeText, acTimeUsed, TimeUsed);
_MakeNumberText(hTree, xSize >> 1, &yPos, xSize >> 1, ySizeText, acBytesUsed, BytesUsed);
WM_SetFocus(hTree);
}
while (1) {
GUI_Delay(100);
}
}
