Generate a random line of double-streets with ease:
[attachimg=1]
Download: [attachmini=2]
Program's source code:
#include <windows.h>
#include <algorithm>
#include <vector>
#include <sstream>
#include <iterator>
#include <ctime>
// Resolve namespace
using namespace std;
// Set class name
const char g_szClassName[] = "vWindowCLS";
// Text to print
ostringstream g_oss;
// Unique number struct
struct c_unique {
int current;
c_unique() {current=0;}
int operator()() {return ++current;}
} UniqueNumber;
// Rectangle structure
RECT g_rect;
/*
* Generates a random double-street line,
* prints it to main form and places it on the keyboard
*/
void gen_line(HWND hwnd)
{
// Create a vector holding numbers 1 to 6
vector<int> vec (6);
// Fill it with numbers 1 to 6
generate( vec.begin(), vec.end(), UniqueNumber );
// Seed rand
srand(rand() % time(0));
// Shuffle the vector
random_shuffle( vec.begin(), vec.end() );
// Reset g_oss
g_oss.str("");
// Convert all but the last element to avoid a trailing ","
copy(vec.begin(), vec.end()-1, ostream_iterator<int>(g_oss, ","));
// Now add the last element with no delimiter
g_oss << vec.back();
/* Set clipboard to generated line */
if(OpenClipboard(hwnd))
{
// Declare memory block
HGLOBAL glob;
// Allocate memory
glob = GlobalAlloc(GMEM_FIXED,32);
// Copy text
memcpy(glob,g_oss.str().c_str(),11);
// Flush clipboard
EmptyClipboard();
// Set new data
SetClipboardData(CF_TEXT,glob);
// Close clipboard
CloseClipboard();
// Unlock memory
GlobalUnlock(glob);
}
/* Invalidate rectangle */
// Get rect
GetClientRect(hwnd, &g_rect);
// Invalidate rectangle
InvalidateRect(hwnd, &g_rect, true);
}
LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_CREATE: // Program load
case WM_LBUTTONUP: // Left-click
case WM_RBUTTONUP: // Right-click
// Call gen_line
gen_line(hwnd);
break;
// Close window
case WM_CLOSE:
DestroyWindow(hwnd);
break;
case WM_PAINT:
/* Paint the text*/
HDC hDC;
PAINTSTRUCT ps;
hDC = BeginPaint(hwnd, &ps);
GetClientRect(hwnd, &g_rect);
// Top, regular font
DrawText(hDC, "Last random line:", -1, &g_rect,
DT_SINGLELINE | DT_CENTER | DT_TOP);
// Bottom, regular font
DrawText(hDC, "Victor/VLS @ www.HobbyCode.tk", -1, &g_rect,
DT_SINGLELINE | DT_CENTER | DT_BOTTOM);
// Center, big font
HFONT hf;
long lfHeight;
lfHeight = -MulDiv(28, GetDeviceCaps(hDC, LOGPIXELSY), 72);
hf = CreateFont(lfHeight, 0, 0, 0, 0, TRUE, 0, 0, 0, 0, 0, 0, 0, "Times New Roman");
SelectObject(hDC, hf);
DrawText(hDC, g_oss.str().c_str(), -1, &g_rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER);
// Finish paint
EndPaint(hwnd, &ps);
break;
// Destroy window
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd, msg, wParam, lParam);
}
return 0;
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
LPSTR lpCmdLine, int nCmdShow)
{
WNDCLASSEX wc;
HWND hwnd;
MSG Msg;
wc.cbSize = sizeof(WNDCLASSEX);
wc.style = 0;
wc.lpfnWndProc = WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wc.lpszMenuName = NULL;
wc.lpszClassName = g_szClassName;
wc.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
if(!RegisterClassEx(&wc))
{
MessageBox(NULL, "Window Registration Failed!", "Error!",
MB_ICONEXCLAMATION | MB_OK);
return 0;
}
hwnd = CreateWindowEx(
WS_EX_CLIENTEDGE,
g_szClassName,
"Click to generate",
WS_OVERLAPPEDWINDOW &~ WS_MAXIMIZEBOX,
CW_USEDEFAULT, CW_USEDEFAULT, 240, 120,
NULL, NULL, hInstance, NULL);
if(hwnd == NULL)
{
MessageBox(NULL, "Window Creation Failed!", "Error!",
MB_ICONEXCLAMATION | MB_OK);
return 0;
}
ShowWindow(hwnd, nCmdShow);
UpdateWindow(hwnd);
while(GetMessage(&Msg, NULL, 0, 0) > 0)
{
TranslateMessage(&Msg);
DispatchMessage(&Msg);
}
return Msg.wParam;
}
Hi VLS!
wanted to pack the "RandomLine * (1-6). Zip" file, but you wrote it.
Hi Face,
Thanks for participating.